WIP: Try to add saml2 logout with defaults (SamlConfig)

📝 Sync README
> Made via sync_files.yml

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Dockerfile-ultra-lite

@@ -15,6 +15,7 @@ ENV DOCKER_ENABLE_SECURITY=false \
 # Copy necessary files
 COPY scripts/download-security-jar.sh /scripts/download-security-jar.sh
 COPY scripts/init-without-ocr.sh /scripts/init-without-ocr.sh
+COPY scripts/installFonts.sh /scripts/installFonts.sh
 COPY pipeline /pipeline
 COPY build/libs/*.jar app.jar
 
@@ -33,11 +34,11 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
         su-exec \
         openjdk21-jre && \
     # User permissions
-    mkdir /configs /logs /customFiles && \
+    mkdir -p /configs /logs /customFiles /usr/share/fonts/opentype/noto && \
     chmod +x /scripts/*.sh && \
     addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
     chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts  /configs /customFiles /pipeline && \
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar    
+    chown stirlingpdfuser:stirlingpdfgroup /app.jar
 
 # Set environment variables
 ENV ENDPOINTS_GROUPS_TO_REMOVE=CLI

LocalRunGuide.md

@@ -257,9 +257,11 @@ To override the default configuration, you can add the following to `/.git/Stirl
 
 ```bash
 server:
-  host: 0.0.0.0
+  host: 0.0.0.0 # Not working - use instead address
+  address: 0.0.0.0
   port: 3000
 ```
+'-Djava.net.preferIPv4Stack=true' --> To force ipv4 only in the java starting command
 
 **Note:** This file is created after the first application launch. To have it before that, you can create the directory and add the file yourself.
 

README.md

@@ -172,42 +172,42 @@ Stirling PDF currently supports 38!
 
 | Language                                    | Progress                               |
 | ------------------------------------------- | -------------------------------------- |
-| Arabic (العربية) (ar_AR)                    | ![99%](https://geps.dev/progress/99)   |
-| Basque (Euskara) (eu_ES)                    | ![60%](https://geps.dev/progress/60)   |
-| Bulgarian (Български) (bg_BG)               | ![91%](https://geps.dev/progress/91)   |
-| Catalan (Català) (ca_CA)                    | ![47%](https://geps.dev/progress/47)   |
-| Croatian (Hrvatski) (hr_HR)                 | ![91%](https://geps.dev/progress/91)   |
-| Czech (Česky) (cs_CZ)                       | ![87%](https://geps.dev/progress/87)   |
-| Danish (Dansk) (da_DK)                      | ![96%](https://geps.dev/progress/96)   |
-| Dutch (Nederlands) (nl_NL)                  | ![93%](https://geps.dev/progress/93)   |
+| Arabic (العربية) (ar_AR)                    | ![97%](https://geps.dev/progress/97)   |
+| Basque (Euskara) (eu_ES)                    | ![58%](https://geps.dev/progress/58)   |
+| Bulgarian (Български) (bg_BG)               | ![89%](https://geps.dev/progress/89)   |
+| Catalan (Català) (ca_CA)                    | ![46%](https://geps.dev/progress/46)   |
+| Croatian (Hrvatski) (hr_HR)                 | ![89%](https://geps.dev/progress/89)   |
+| Czech (Česky) (cs_CZ)                       | ![85%](https://geps.dev/progress/85)   |
+| Danish (Dansk) (da_DK)                      | ![94%](https://geps.dev/progress/94)   |
+| Dutch (Nederlands) (nl_NL)                  | ![91%](https://geps.dev/progress/91)   |
 | English (English) (en_GB)                   | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                        | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                   | ![90%](https://geps.dev/progress/90)   |
-| German (Deutsch) (de_DE)                    | ![98%](https://geps.dev/progress/98) |
-| Greek (Ελληνικά) (el_GR)                    | ![79%](https://geps.dev/progress/79)   |
-| Hindi (हिंदी) (hi_IN)                          | ![76%](https://geps.dev/progress/76)   |
-| Hungarian (Magyar) (hu_HU)                  | ![73%](https://geps.dev/progress/73)   |
-| Indonesia (Bahasa Indonesia) (id_ID)        | ![74%](https://geps.dev/progress/74)   |
-| Irish (Gaeilge) (ga_IE)                     | ![95%](https://geps.dev/progress/95)   |
-| Italian (Italiano) (it_IT)                  | ![99%](https://geps.dev/progress/99)   |
-| Japanese (日本語) (ja_JP)                   | ![89%](https://geps.dev/progress/89)   |
-| Korean (한국어) (ko_KR)                     | ![81%](https://geps.dev/progress/81)   |
-| Norwegian (Norsk) (no_NB)                   | ![95%](https://geps.dev/progress/95)   |
-| Polish (Polski) (pl_PL)                     | ![89%](https://geps.dev/progress/89)   |
-| Portuguese (Português) (pt_PT)              | ![76%](https://geps.dev/progress/76)   |
-| Portuguese Brazilian (Português) (pt_BR)    | ![98%](https://geps.dev/progress/98)   |
-| Romanian (Română) (ro_RO)                   | ![97%](https://geps.dev/progress/97)   |
-| Russian (Русский) (ru_RU)                   | ![81%](https://geps.dev/progress/81)   |
-| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![76%](https://geps.dev/progress/76)   |
-| Simplified Chinese (简体中文) (zh_CN)       | ![98%](https://geps.dev/progress/98)   |
-| Slovakian (Slovensky) (sk_SK)               | ![89%](https://geps.dev/progress/89)   |
-| Spanish (Español) (es_ES)                   | ![98%](https://geps.dev/progress/98)   |
-| Swedish (Svenska) (sv_SE)                   | ![97%](https://geps.dev/progress/97)   |
-| Thai (ไทย) (th_TH)                          | ![96%](https://geps.dev/progress/96) |
-| Traditional Chinese (繁體中文) (zh_TW)      | ![95%](https://geps.dev/progress/95)   |
-| Turkish (Türkçe) (tr_TR)                    | ![96%](https://geps.dev/progress/96)   |
-| Ukrainian (Українська) (uk_UA)              | ![87%](https://geps.dev/progress/87)   |
-| Vietnamese (Tiếng Việt) (vi_VN)             | ![96%](https://geps.dev/progress/96)   |
+| French (Français) (fr_FR)                   | ![88%](https://geps.dev/progress/88)   |
+| German (Deutsch) (de_DE)                    | ![97%](https://geps.dev/progress/97) |
+| Greek (Ελληνικά) (el_GR)                    | ![78%](https://geps.dev/progress/78)   |
+| Hindi (हिंदी) (hi_IN)                          | ![74%](https://geps.dev/progress/74)   |
+| Hungarian (Magyar) (hu_HU)                  | ![71%](https://geps.dev/progress/71)   |
+| Indonesia (Bahasa Indonesia) (id_ID)        | ![72%](https://geps.dev/progress/72)   |
+| Irish (Gaeilge) (ga_IE)                     | ![93%](https://geps.dev/progress/93)   |
+| Italian (Italiano) (it_IT)                  | ![97%](https://geps.dev/progress/97)   |
+| Japanese (日本語) (ja_JP)                   | ![90%](https://geps.dev/progress/90)   |
+| Korean (한국어) (ko_KR)                     | ![80%](https://geps.dev/progress/80)   |
+| Norwegian (Norsk) (no_NB)                   | ![93%](https://geps.dev/progress/93)   |
+| Polish (Polski) (pl_PL)                     | ![87%](https://geps.dev/progress/87)   |
+| Portuguese (Português) (pt_PT)              | ![74%](https://geps.dev/progress/74)   |
+| Portuguese Brazilian (Português) (pt_BR)    | ![97%](https://geps.dev/progress/97)   |
+| Romanian (Română) (ro_RO)                   | ![95%](https://geps.dev/progress/95)   |
+| Russian (Русский) (ru_RU)                   | ![79%](https://geps.dev/progress/79)   |
+| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![74%](https://geps.dev/progress/74)   |
+| Simplified Chinese (简体中文) (zh_CN)       | ![96%](https://geps.dev/progress/96)   |
+| Slovakian (Slovensky) (sk_SK)               | ![87%](https://geps.dev/progress/87)   |
+| Spanish (Español) (es_ES)                   | ![96%](https://geps.dev/progress/96)   |
+| Swedish (Svenska) (sv_SE)                   | ![95%](https://geps.dev/progress/95)   |
+| Thai (ไทย) (th_TH)                          | ![94%](https://geps.dev/progress/94) |
+| Traditional Chinese (繁體中文) (zh_TW)      | ![93%](https://geps.dev/progress/93)   |
+| Turkish (Türkçe) (tr_TR)                    | ![97%](https://geps.dev/progress/97)   |
+| Ukrainian (Українська) (uk_UA)              | ![85%](https://geps.dev/progress/85)   |
+| Vietnamese (Tiếng Việt) (vi_VN)             | ![94%](https://geps.dev/progress/94)   |
 
 ## Contributing (creating issues, translations, fixing bugs, etc.)
 

build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "org.springframework.boot" version "3.3.3"
+    id "org.springframework.boot" version "3.3.4"
     id "io.spring.dependency-management" version "1.1.6"
     id "org.springdoc.openapi-gradle-plugin" version "1.8.0"
     id "io.swagger.swaggerhub" version "1.3.2"
@@ -13,7 +13,7 @@ plugins {
 import com.github.jk1.license.render.*
 
 ext {
-    springBootVersion = "3.3.3"
+    springBootVersion = "3.3.4"
     pdfboxVersion = "3.0.3"
     logbackVersion = "1.5.7"
     imageioVersion = "3.11.0"
@@ -32,6 +32,12 @@ java {
 repositories {
     mavenCentral()
     maven { url "https://jitpack.io" }
+     maven {
+        url "https://build.shibboleth.net/nexus/content/repositories/releases/"
+    }
+    maven {
+        url "https://build.shibboleth.net/maven/releases/"
+    }
 }
 
 licenseReport {
@@ -115,7 +121,7 @@ configurations.all {
 }
 dependencies {
     //security updates
-    implementation "org.springframework:spring-webmvc:6.1.9"
+    implementation "org.springframework:spring-webmvc:6.1.13"
 
     implementation("io.github.pixee:java-security-toolkit:1.2.0")
 
@@ -127,6 +133,7 @@ dependencies {
     implementation "org.springframework.boot:spring-boot-starter-jetty:$springBootVersion"
 
     implementation "org.springframework.boot:spring-boot-starter-thymeleaf:$springBootVersion"
+    implementation 'com.posthog.java:posthog:1.1.1'
 
     if (System.getenv("DOCKER_ENABLE_SECURITY") != "false") {
         implementation "org.springframework.boot:spring-boot-starter-security:$springBootVersion"
@@ -134,6 +141,8 @@ dependencies {
         implementation "org.springframework.boot:spring-boot-starter-data-jpa:$springBootVersion"
         implementation "org.springframework.boot:spring-boot-starter-oauth2-client:$springBootVersion"
 
+		implementation 'org.springframework.security:spring-security-saml2-service-provider:6.3.3'
+	    implementation 'com.unboundid.product.scim2:scim2-sdk-client:2.3.5'
         //2.2.x requires rebuild of DB file.. need migration path
         runtimeOnly "com.h2database:h2:2.1.214"
         // implementation "com.h2database:h2:2.2.224"
@@ -162,7 +171,7 @@ dependencies {
     runtimeOnly "com.twelvemonkeys.imageio:imageio-webp:$imageioVersion"
     // runtimeOnly "com.twelvemonkeys.imageio:imageio-xwd:$imageioVersion"
 
-    implementation "commons-io:commons-io:2.16.1"
+    implementation "commons-io:commons-io:2.17.0"
     implementation "org.springdoc:springdoc-openapi-starter-webmvc-ui:2.2.0"
     //general PDF
 
@@ -187,8 +196,8 @@ dependencies {
     implementation "io.micrometer:micrometer-core:1.13.4"
     implementation group: "com.google.zxing", name: "core", version: "3.5.3"
     // https://mvnrepository.com/artifact/org.commonmark/commonmark
-    implementation "org.commonmark:commonmark:0.22.0"
-    implementation "org.commonmark:commonmark-ext-gfm-tables:0.22.0"
+    implementation "org.commonmark:commonmark:0.23.0"
+    implementation "org.commonmark:commonmark-ext-gfm-tables:0.23.0"
     // https://mvnrepository.com/artifact/com.bucket4j/bucket4j_jdk17
     implementation "com.bucket4j:bucket4j_jdk17-core:8.14.0"
     implementation "com.fathzer:javaluator:3.0.5"

cucumber/features/external.feature

@@ -123,7 +123,7 @@ Feature: API Validation
     | odt    | .odt      |
     | doc    | .doc      |
 
-  @ocr
+  @ocr @pdfa1
   Scenario: PDFA
     Given I use an example file at "exampleFiles/pdfa2.pdf" as parameter "fileInput"
 	And the request data includes
@@ -134,7 +134,7 @@ Feature: API Validation
     And the response file should have extension ".pdf"
     And the response file should have size greater than 100
 	
-  @ocr
+  @ocr @pdfa2
   Scenario: PDFA1
     Given I use an example file at "exampleFiles/pdfa1.pdf" as parameter "fileInput"
 	And the request data includes

scripts/replace_translation_line.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+translation_key="pdfToPDFA.credit"
+old_value="OCRmyPDF"
+new_value="ghostscript"
+
+for file in ../src/main/resources/messages_*.properties; do
+  sed -i "/^$translation_key=/s/$old_value/$new_value/" "$file"
+  echo "Updated $file"
+done

src/main/java/stirling/software/SPDF/EE/EEAppConfig.java

@@ -17,9 +17,10 @@ public class EEAppConfig {
 
     @Autowired ApplicationProperties applicationProperties;
 
-    @Bean(name = "RunningEE")
+    @Autowired private LicenseKeyChecker licenseKeyChecker;
+
+    @Bean(name = "runningEE")
     public boolean runningEnterpriseEdition() {
-        // TODO: Implement EE detection
-        return false;
+        return licenseKeyChecker.getEnterpriseEnabledResult();
     }
 }

src/main/java/stirling/software/SPDF/EE/KeygenLicenseVerifier.java

@@ -0,0 +1,190 @@
+package stirling.software.SPDF.EE;
+
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+
+import org.springframework.stereotype.Service;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.posthog.java.shaded.org.json.JSONObject;
+
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.utils.GeneralUtils;
+
+@Service
+@Slf4j
+public class KeygenLicenseVerifier {
+    private static final String ACCOUNT_ID = "e5430f69-e834-4ae4-befd-b602aae5f372";
+    private static final String PRODUCT_ID = "f9bb2423-62c9-4d39-8def-4fdc5aca751e";
+    private static final String BASE_URL = "https://api.keygen.sh/v1/accounts";
+    private static final ObjectMapper objectMapper = new ObjectMapper();
+
+    //    23:26:20.344 [scheduling-1] INFO  s.s.SPDF.EE.KeygenLicenseVerifier -
+    // validateLicenseResponse body:
+    // {"data":{"id":"808ed3c9-584b-46dd-8a80-c9217ef70915","type":"licenses","attributes":{"name":"userCounTest","key":"A7EW-KUPF-PRML-RRVL-HLMP-7THR-F7KE-XF4C","expiry":"2024-10-31T21:39:49.271Z","status":"ACTIVE","uses":0,"suspended":false,"scheme":null,"encrypted":false,"strict":true,"floating":true,"protected":true,"version":null,"maxMachines":1,"maxProcesses":null,"maxUsers":null,"maxCores":null,"maxUses":null,"requireHeartbeat":false,"requireCheckIn":false,"lastValidated":"2024-10-01T22:26:18.121Z","lastCheckIn":null,"nextCheckIn":null,"lastCheckOut":null,"metadata":{"users":10},"created":"2024-10-01T21:39:49.268Z","updated":"2024-10-01T21:39:49.268Z"},"relationships":{"account":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372"},"data":{"type":"accounts","id":"e5430f69-e834-4ae4-befd-b602aae5f372"}},"environment":{"links":{"related":null},"data":null},"product":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/product"},"data":{"type":"products","id":"f9bb2423-62c9-4d39-8def-4fdc5aca751e"}},"policy":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/policy"},"data":{"type":"policies","id":"04caef06-9ac2-4084-bf3c-bca4a0d29143"}},"group":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/group"},"data":null},"owner":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/owner"},"data":null},"users":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/users"},"meta":{"count":0}},"machines":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/machines"},"meta":{"cores":0,"count":0}},"tokens":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/tokens"}},"entitlements":{"links":{"related":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915/entitlements"}}},"links":{"self":"/v1/accounts/e5430f69-e834-4ae4-befd-b602aae5f372/licenses/808ed3c9-584b-46dd-8a80-c9217ef70915"}},"meta":{"ts":"2024-10-01T22:26:18.124Z","valid":false,"detail":"fingerprint is not activated (has no associated machines)","code":"NO_MACHINES","scope":{"fingerprint":"example-fingerprint"}}}
+
+    public boolean verifyLicense(String licenseKey) {
+        try {
+            log.info("Checking license key");
+            String machineFingerprint = generateMachineFingerprint();
+
+            // First, try to validate the license
+            JsonNode validationResponse = validateLicense(licenseKey, machineFingerprint);
+            if (validationResponse != null) {
+                boolean isValid = validationResponse.path("meta").path("valid").asBoolean();
+                String licenseId = validationResponse.path("data").path("id").asText();
+                if (!isValid) {
+                    String code = validationResponse.path("meta").path("code").asText();
+                    log.debug(code);
+                    if ("NO_MACHINE".equals(code)
+                            || "NO_MACHINES".equals(code)
+                            || "FINGERPRINT_SCOPE_MISMATCH".equals(code)) {
+                        log.info(
+                                "License not activated for this machine. Attempting to activate...");
+                        boolean activated =
+                                activateMachine(licenseKey, licenseId, machineFingerprint);
+                        if (activated) {
+                            // Revalidate after activation
+                            validationResponse = validateLicense(licenseKey, machineFingerprint);
+                            isValid =
+                                    validationResponse != null
+                                            && validationResponse
+                                                    .path("meta")
+                                                    .path("valid")
+                                                    .asBoolean();
+                        }
+                    }
+                }
+                return isValid;
+            }
+
+            return false;
+        } catch (Exception e) {
+            log.error("Error verifying license: " + e.getMessage());
+            return false;
+        }
+    }
+
+    private static JsonNode validateLicense(String licenseKey, String machineFingerprint)
+            throws Exception {
+        HttpClient client = HttpClient.newHttpClient();
+        String requestBody =
+                String.format(
+                        "{\"meta\":{\"key\":\"%s\",\"scope\":{\"fingerprint\":\"%s\"}}}",
+                        licenseKey, machineFingerprint);
+        HttpRequest request =
+                HttpRequest.newBuilder()
+                        .uri(
+                                URI.create(
+                                        BASE_URL
+                                                + "/"
+                                                + ACCOUNT_ID
+                                                + "/licenses/actions/validate-key"))
+                        .header("Content-Type", "application/vnd.api+json")
+                        .header("Accept", "application/vnd.api+json")
+                        // .header("Authorization", "License " + licenseKey)
+                        .POST(HttpRequest.BodyPublishers.ofString(requestBody))
+                        .build();
+
+        HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
+        log.info(" validateLicenseResponse body: " + response.body());
+        JsonNode jsonResponse = objectMapper.readTree(response.body());
+        if (response.statusCode() == 200) {
+
+            JsonNode metaNode = jsonResponse.path("meta");
+            boolean isValid = metaNode.path("valid").asBoolean();
+
+            String detail = metaNode.path("detail").asText();
+            String code = metaNode.path("code").asText();
+
+            log.debug("License validity: " + isValid);
+            log.debug("Validation detail: " + detail);
+            log.debug("Validation code: " + code);
+
+        } else {
+            log.error("Error validating license. Status code: " + response.statusCode());
+        }
+        return jsonResponse;
+    }
+
+    private static boolean activateMachine(
+            String licenseKey, String licenseId, String machineFingerprint) throws Exception {
+        HttpClient client = HttpClient.newHttpClient();
+
+        String hostname;
+        try {
+            hostname = java.net.InetAddress.getLocalHost().getHostName();
+        } catch (Exception e) {
+            hostname = "Unknown";
+        }
+
+        JSONObject body =
+                new JSONObject()
+                        .put(
+                                "data",
+                                new JSONObject()
+                                        .put("type", "machines")
+                                        .put(
+                                                "attributes",
+                                                new JSONObject()
+                                                        .put("fingerprint", machineFingerprint)
+                                                        .put(
+                                                                "platform",
+                                                                System.getProperty(
+                                                                        "os.name")) // Added
+                                                        // platform
+                                                        // parameter
+                                                        .put(
+                                                                "name",
+                                                                hostname)) // Added name parameter
+                                        .put(
+                                                "relationships",
+                                                new JSONObject()
+                                                        .put(
+                                                                "license",
+                                                                new JSONObject()
+                                                                        .put(
+                                                                                "data",
+                                                                                new JSONObject()
+                                                                                        .put(
+                                                                                                "type",
+                                                                                                "licenses")
+                                                                                        .put(
+                                                                                                "id",
+                                                                                                licenseId)))));
+
+        HttpRequest request =
+                HttpRequest.newBuilder()
+                        .uri(URI.create(BASE_URL + "/" + ACCOUNT_ID + "/machines"))
+                        .header("Content-Type", "application/vnd.api+json")
+                        .header("Accept", "application/vnd.api+json")
+                        .header(
+                                "Authorization",
+                                "License " + licenseKey) // Keep the license key authentication
+                        .POST(
+                                HttpRequest.BodyPublishers.ofString(
+                                        body.toString())) // Send the JSON body
+                        .build();
+
+        HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
+        log.debug("activateMachine Response body: " + response.body());
+        if (response.statusCode() == 201) {
+            log.info("Machine activated successfully");
+            return true;
+        } else {
+            log.error(
+                    "Error activating machine. Status code: {}, error: {}",
+                    response.statusCode(),
+                    response.body());
+
+            return false;
+        }
+    }
+
+    private static String generateMachineFingerprint() {
+        return GeneralUtils.generateMachineFingerprint();
+    }
+}

src/main/java/stirling/software/SPDF/EE/LicenseKeyChecker.java

@@ -0,0 +1,60 @@
+package stirling.software.SPDF.EE;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.model.ApplicationProperties;
+import stirling.software.SPDF.utils.GeneralUtils;
+
+@Component
+@Slf4j
+public class LicenseKeyChecker {
+
+    private final KeygenLicenseVerifier licenseService;
+
+    private final ApplicationProperties applicationProperties;
+
+    private boolean enterpriseEnbaledResult = false;
+
+    // Inject your license service or configuration
+    @Autowired
+    public LicenseKeyChecker(
+            KeygenLicenseVerifier licenseService, ApplicationProperties applicationProperties) {
+        this.licenseService = licenseService;
+        this.applicationProperties = applicationProperties;
+    }
+
+    @Scheduled(fixedRate = 604800000, initialDelay = 1000) // 7 days in milliseconds
+    public void checkLicensePeriodically() {
+        checkLicense();
+    }
+
+    private void checkLicense() {
+        if (!applicationProperties.getEnterpriseEdition().isEnabled()) {
+            enterpriseEnbaledResult = false;
+        } else {
+            enterpriseEnbaledResult =
+                    licenseService.verifyLicense(
+                            applicationProperties.getEnterpriseEdition().getKey());
+            if (enterpriseEnbaledResult) {
+                log.info("License key is valid.");
+            } else {
+                log.info("License key is invalid.");
+            }
+        }
+    }
+
+    public void updateLicenseKey(String newKey) throws IOException {
+        applicationProperties.getEnterpriseEdition().setKey(newKey);
+        GeneralUtils.saveKeyToConfig("EnterpriseEdition.key", newKey, false);
+        checkLicense();
+    }
+
+    public boolean getEnterpriseEnabledResult() {
+        return enterpriseEnbaledResult;
+    }
+}

src/main/java/stirling/software/SPDF/Factories/ReplaceAndInvertColorFactory.java

@@ -0,0 +1,39 @@
+package stirling.software.SPDF.Factories;
+
+import org.springframework.stereotype.Component;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+import stirling.software.SPDF.utils.misc.CustomColorReplaceStrategy;
+import stirling.software.SPDF.utils.misc.InvertFullColorStrategy;
+import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy;
+
+@Component
+public class ReplaceAndInvertColorFactory {
+
+    public ReplaceAndInvertColorStrategy replaceAndInvert(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvertOption,
+            HighContrastColorCombination highContrastColorCombination,
+            String backGroundColor,
+            String textColor) {
+
+        if (replaceAndInvertOption == ReplaceAndInvert.CUSTOM_COLOR
+                || replaceAndInvertOption == ReplaceAndInvert.HIGH_CONTRAST_COLOR) {
+
+            return new CustomColorReplaceStrategy(
+                    file,
+                    replaceAndInvertOption,
+                    textColor,
+                    backGroundColor,
+                    highContrastColorCombination);
+
+        } else if (replaceAndInvertOption == ReplaceAndInvert.FULL_INVERSION) {
+
+            return new InvertFullColorStrategy(file, replaceAndInvertOption);
+        }
+
+        return null;
+    }
+}

src/main/java/stirling/software/SPDF/LibreOfficeListener.java

@@ -11,6 +11,9 @@ import org.slf4j.LoggerFactory;
 
 import io.github.pixee.security.SystemCommand;
 
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
 public class LibreOfficeListener {
 
     private static final Logger logger = LoggerFactory.getLogger(LibreOfficeListener.class);
@@ -31,7 +34,7 @@ public class LibreOfficeListener {
     private LibreOfficeListener() {}
 
     private boolean isListenerRunning() {
-        System.out.println("waiting for listener to start");
+        log.info("waiting for listener to start");
         try (Socket socket = new Socket()) {
             socket.connect(
                     new InetSocketAddress("localhost", 2002), 1000); // Timeout after 1 second

src/main/java/stirling/software/SPDF/SPdfApplication.java

@@ -1,6 +1,7 @@
 package stirling.software.SPDF;
 
 import java.io.IOException;
+import java.net.ServerSocket;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -30,14 +31,36 @@ public class SPdfApplication {
     private static final Logger logger = LoggerFactory.getLogger(SPdfApplication.class);
 
     @Autowired private Environment env;
-
     @Autowired ApplicationProperties applicationProperties;
 
     private static String serverPortStatic;
 
     @Value("${server.port:8080}")
     public void setServerPortStatic(String port) {
-        SPdfApplication.serverPortStatic = port;
+        if (port.equalsIgnoreCase("auto")) {
+            // Use Spring Boot's automatic port assignment (server.port=0)
+            SPdfApplication.serverPortStatic =
+                    "0"; // This will let Spring Boot assign an available port
+        } else {
+            SPdfApplication.serverPortStatic = port;
+        }
+    }
+
+    // Optionally keep this method if you want to provide a manual port-incrementation fallback.
+    private static String findAvailablePort(int startPort) {
+        int port = startPort;
+        while (!isPortAvailable(port)) {
+            port++;
+        }
+        return String.valueOf(port);
+    }
+
+    private static boolean isPortAvailable(int port) {
+        try (ServerSocket socket = new ServerSocket(port)) {
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
     }
 
     @PostConstruct
@@ -47,13 +70,17 @@ public class SPdfApplication {
         boolean browserOpen = browserOpenEnv != null && "true".equalsIgnoreCase(browserOpenEnv);
         if (browserOpen) {
             try {
-                String url = "http://localhost:" + getNonStaticPort();
+                String url = "http://localhost:" + getStaticPort();
 
                 String os = System.getProperty("os.name").toLowerCase();
                 Runtime rt = Runtime.getRuntime();
                 if (os.contains("win")) {
                     // For Windows
                     SystemCommand.runCommand(rt, "rundll32 url.dll,FileProtocolHandler " + url);
+                } else if (os.contains("mac")) {
+                    rt.exec("open " + url);
+                } else if (os.contains("nix") || os.contains("nux")) {
+                    rt.exec("xdg-open " + url);
                 }
             } catch (Exception e) {
                 logger.error("Error opening browser: {}", e.getMessage());
@@ -69,15 +96,13 @@ public class SPdfApplication {
         app.addInitializers(new ConfigInitializer());
         Map<String, String> propertyFiles = new HashMap<>();
 
-        // stirling pdf settings file
+        // External config files
         if (Files.exists(Paths.get("configs/settings.yml"))) {
             propertyFiles.put("spring.config.additional-location", "file:configs/settings.yml");
         } else {
-            logger.warn(
-                    "External configuration file 'configs/settings.yml' does not exist. Using default configuration and environment configuration instead.");
+            logger.warn("External configuration file 'configs/settings.yml' does not exist.");
         }
 
-        // custom javs settings file
         if (Files.exists(Paths.get("configs/custom_settings.yml"))) {
             String existingLocation =
                     propertyFiles.getOrDefault("spring.config.additional-location", "");
@@ -100,19 +125,14 @@ public class SPdfApplication {
 
         app.run(args);
 
-        try {
-            Thread.sleep(1000);
-        } catch (InterruptedException e) {
-            Thread.currentThread().interrupt();
-            throw new RuntimeException("Thread interrupted while sleeping", e);
-        }
-
+        // Ensure directories are created
         try {
             Files.createDirectories(Path.of("customFiles/static/"));
             Files.createDirectories(Path.of("customFiles/templates/"));
         } catch (Exception e) {
             logger.error("Error creating directories: {}", e.getMessage());
         }
+
         printStartupLogs();
     }
 

src/main/java/stirling/software/SPDF/config/AppConfig.java

@@ -160,4 +160,27 @@ public class AppConfig {
     public String accessibilityStatement() {
         return applicationProperties.getLegal().getAccessibilityStatement();
     }
+
+    @Bean(name = "analyticsPrompt")
+    public boolean analyticsPrompt() {
+        return applicationProperties.getSystem().getEnableAnalytics() == null
+                || "undefined".equals(applicationProperties.getSystem().getEnableAnalytics());
+    }
+
+    @Bean(name = "analyticsEnabled")
+    public boolean analyticsEnabled() {
+        if (applicationProperties.getEnterpriseEdition().isEnabled()) return true;
+        return applicationProperties.getSystem().getEnableAnalytics() != null
+                && Boolean.parseBoolean(applicationProperties.getSystem().getEnableAnalytics());
+    }
+
+    @Bean(name = "StirlingPDFLabel")
+    public String stirlingPDFLabel() {
+        return "Stirling-PDF" + " v" + appVersion();
+    }
+
+    @Bean(name = "UUID")
+    public String uuid() {
+        return applicationProperties.getAutomaticallyGenerated().getUUID();
+    }
 }

src/main/java/stirling/software/SPDF/config/AppUpdateService.java

@@ -5,6 +5,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Service;
 
+import stirling.software.SPDF.config.interfaces.ShowAdminInterface;
 import stirling.software.SPDF.model.ApplicationProperties;
 
 @Service

src/main/java/stirling/software/SPDF/config/InitialSetup.java

@@ -0,0 +1,42 @@
+package stirling.software.SPDF.config;
+
+import java.io.IOException;
+import java.util.UUID;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+
+import jakarta.annotation.PostConstruct;
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.model.ApplicationProperties;
+import stirling.software.SPDF.utils.GeneralUtils;
+
+@Component
+@Slf4j
+@Order(Ordered.HIGHEST_PRECEDENCE + 1)
+public class InitialSetup {
+
+    @Autowired private ApplicationProperties applicationProperties;
+
+    @PostConstruct
+    public void initUUIDKey() throws IOException {
+        String uuid = applicationProperties.getAutomaticallyGenerated().getUUID();
+        if (!GeneralUtils.isValidUUID(uuid)) {
+            uuid = UUID.randomUUID().toString(); // Generating a random UUID as the secret key
+            GeneralUtils.saveKeyToConfig("AutomaticallyGenerated.UUID", uuid);
+            applicationProperties.getAutomaticallyGenerated().setUUID(uuid);
+        }
+    }
+
+    @PostConstruct
+    public void initSecretKey() throws IOException {
+        String secretKey = applicationProperties.getAutomaticallyGenerated().getKey();
+        if (!GeneralUtils.isValidUUID(secretKey)) {
+            secretKey = UUID.randomUUID().toString(); // Generating a random UUID as the secret key
+            GeneralUtils.saveKeyToConfig("AutomaticallyGenerated.key", secretKey);
+            applicationProperties.getAutomaticallyGenerated().setKey(secretKey);
+        }
+    }
+}

src/main/java/stirling/software/SPDF/config/LocaleConfiguration.java

@@ -14,7 +14,7 @@ import org.springframework.web.servlet.i18n.SessionLocaleResolver;
 import stirling.software.SPDF.model.ApplicationProperties;
 
 @Configuration
-public class Beans implements WebMvcConfigurer {
+public class LocaleConfiguration implements WebMvcConfigurer {
 
     @Autowired ApplicationProperties applicationProperties;
 

src/main/java/stirling/software/SPDF/config/MetricsFilter.java

@@ -13,6 +13,7 @@ import jakarta.servlet.FilterChain;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
 import stirling.software.SPDF.utils.RequestUriUtils;
 
 @Component
@@ -32,10 +33,11 @@ public class MetricsFilter extends OncePerRequestFilter {
         String uri = request.getRequestURI();
 
         if (RequestUriUtils.isTrackableResource(request.getContextPath(), uri)) {
-
+            HttpSession session = request.getSession(false);
+            String sessionId = (session != null) ? session.getId() : "no-session";
             Counter counter =
                     Counter.builder("http.requests")
-                            .tag("session", request.getSession().getId())
+                            .tag("session", sessionId)
                             .tag("method", request.getMethod())
                             .tag("uri", uri)
                             .register(meterRegistry);

src/main/java/stirling/software/SPDF/config/PostHogConfig.java

@@ -0,0 +1,34 @@
+package stirling.software.SPDF.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import com.posthog.java.PostHog;
+
+import jakarta.annotation.PreDestroy;
+
+@Configuration
+public class PostHogConfig {
+
+    @Value("${posthog.api.key}")
+    private String posthogApiKey;
+
+    @Value("${posthog.host}")
+    private String posthogHost;
+
+    private PostHog postHogClient;
+
+    @Bean
+    public PostHog postHogClient() {
+        postHogClient = new PostHog.Builder(posthogApiKey).host(posthogHost).build();
+        return postHogClient;
+    }
+
+    @PreDestroy
+    public void shutdownPostHog() {
+        if (postHogClient != null) {
+            postHogClient.shutdown();
+        }
+    }
+}

src/main/java/stirling/software/SPDF/config/fingerprint/FingerprintBasedSessionFilter.java

@@ -0,0 +1,68 @@
+// package stirling.software.SPDF.config.fingerprint;
+//
+// import java.io.IOException;
+//
+// import org.springframework.beans.factory.annotation.Autowired;
+// import org.springframework.stereotype.Component;
+// import org.springframework.web.filter.OncePerRequestFilter;
+//
+// import jakarta.servlet.FilterChain;
+// import jakarta.servlet.ServletException;
+// import jakarta.servlet.http.HttpServletRequest;
+// import jakarta.servlet.http.HttpServletResponse;
+// import jakarta.servlet.http.HttpSession;
+// import lombok.extern.slf4j.Slf4j;
+// import stirling.software.SPDF.utils.RequestUriUtils;
+//
+//// @Component
+// @Slf4j
+// public class FingerprintBasedSessionFilter extends OncePerRequestFilter {
+//    private final FingerprintGenerator fingerprintGenerator;
+//    private final FingerprintBasedSessionManager sessionManager;
+//
+//    @Autowired
+//    public FingerprintBasedSessionFilter(
+//            FingerprintGenerator fingerprintGenerator,
+//            FingerprintBasedSessionManager sessionManager) {
+//        this.fingerprintGenerator = fingerprintGenerator;
+//        this.sessionManager = sessionManager;
+//    }
+//
+//    @Override
+//    protected void doFilterInternal(
+//            HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
+//            throws ServletException, IOException {
+//
+//        if (RequestUriUtils.isStaticResource(request.getContextPath(), request.getRequestURI())) {
+//            filterChain.doFilter(request, response);
+//            return;
+//        }
+//
+//        String fingerprint = fingerprintGenerator.generateFingerprint(request);
+//        log.debug("Generated fingerprint for request: {}", fingerprint);
+//
+//        HttpSession session = request.getSession();
+//        boolean isNewSession = session.isNew();
+//        String sessionId = session.getId();
+//
+//        if (isNewSession) {
+//            log.info("New session created: {}", sessionId);
+//        }
+//
+//        if (!sessionManager.isFingerPrintAllowed(fingerprint)) {
+//            log.info("Blocked fingerprint detected, redirecting: {}", fingerprint);
+//            response.sendRedirect(request.getContextPath() + "/too-many-requests");
+//            return;
+//        }
+//
+//        session.setAttribute("userFingerprint", fingerprint);
+//        session.setAttribute(
+//                FingerprintBasedSessionManager.STARTUP_TIMESTAMP,
+//                FingerprintBasedSessionManager.APP_STARTUP_TIME);
+//
+//        sessionManager.registerFingerprint(fingerprint, sessionId);
+//
+//        log.debug("Proceeding with request: {}", request.getRequestURI());
+//        filterChain.doFilter(request, response);
+//    }
+// }

src/main/java/stirling/software/SPDF/config/fingerprint/FingerprintBasedSessionManager.java

@@ -0,0 +1,134 @@
+// package stirling.software.SPDF.config.fingerprint;
+//
+// import java.util.Iterator;
+// import java.util.Map;
+// import java.util.concurrent.ConcurrentHashMap;
+// import java.util.concurrent.TimeUnit;
+//
+// import org.springframework.scheduling.annotation.Scheduled;
+// import org.springframework.stereotype.Component;
+//
+// import jakarta.servlet.http.HttpSession;
+// import jakarta.servlet.http.HttpSessionAttributeListener;
+// import jakarta.servlet.http.HttpSessionEvent;
+// import jakarta.servlet.http.HttpSessionListener;
+// import lombok.AllArgsConstructor;
+// import lombok.Data;
+// import lombok.extern.slf4j.Slf4j;
+//
+// @Slf4j
+// @Component
+// public class FingerprintBasedSessionManager
+//        implements HttpSessionListener, HttpSessionAttributeListener {
+//    private static final ConcurrentHashMap<String, FingerprintInfo> activeFingerprints =
+//            new ConcurrentHashMap<>();
+//
+//    // To be reduced in later version to 8~
+//    private static final int MAX_ACTIVE_FINGERPRINTS = 30;
+//
+//    static final String STARTUP_TIMESTAMP = "appStartupTimestamp";
+//    static final long APP_STARTUP_TIME = System.currentTimeMillis();
+//    private static final long FINGERPRINT_EXPIRATION = TimeUnit.MINUTES.toMillis(30);
+//
+//    @Override
+//    public void sessionCreated(HttpSessionEvent se) {
+//        HttpSession session = se.getSession();
+//        String sessionId = session.getId();
+//        String fingerprint = (String) session.getAttribute("userFingerprint");
+//
+//        if (fingerprint == null) {
+//            log.warn("Session created without fingerprint: {}", sessionId);
+//            return;
+//        }
+//
+//        synchronized (activeFingerprints) {
+//            if (activeFingerprints.size() >= MAX_ACTIVE_FINGERPRINTS
+//                    && !activeFingerprints.containsKey(fingerprint)) {
+//                log.info("Max fingerprints reached. Marking session as blocked: {}", sessionId);
+//                session.setAttribute("blocked", true);
+//            } else {
+//                activeFingerprints.put(
+//                        fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
+//                log.info(
+//                        "New fingerprint registered: {}. Total active fingerprints: {}",
+//                        fingerprint,
+//                        activeFingerprints.size());
+//            }
+//            session.setAttribute(STARTUP_TIMESTAMP, APP_STARTUP_TIME);
+//        }
+//    }
+//
+//    @Override
+//    public void sessionDestroyed(HttpSessionEvent se) {
+//        HttpSession session = se.getSession();
+//        String fingerprint = (String) session.getAttribute("userFingerprint");
+//
+//        if (fingerprint != null) {
+//            synchronized (activeFingerprints) {
+//                activeFingerprints.remove(fingerprint);
+//                log.info(
+//                        "Fingerprint removed: {}. Total active fingerprints: {}",
+//                        fingerprint,
+//                        activeFingerprints.size());
+//            }
+//        }
+//    }
+//
+//    public boolean isFingerPrintAllowed(String fingerprint) {
+//        synchronized (activeFingerprints) {
+//            return activeFingerprints.size() < MAX_ACTIVE_FINGERPRINTS
+//                    || activeFingerprints.containsKey(fingerprint);
+//        }
+//    }
+//
+//    public void registerFingerprint(String fingerprint, String sessionId) {
+//        synchronized (activeFingerprints) {
+//            activeFingerprints.put(
+//                    fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
+//        }
+//    }
+//
+//    public void unregisterFingerprint(String fingerprint) {
+//        synchronized (activeFingerprints) {
+//            activeFingerprints.remove(fingerprint);
+//        }
+//    }
+//
+//    @Scheduled(fixedRate = 1800000) // Run every 30 mins
+//    public void cleanupStaleFingerprints() {
+//        log.info("Starting cleanup of stale fingerprints");
+//        long now = System.currentTimeMillis();
+//        int removedCount = 0;
+//
+//        synchronized (activeFingerprints) {
+//            Iterator<Map.Entry<String, FingerprintInfo>> iterator =
+//                    activeFingerprints.entrySet().iterator();
+//            while (iterator.hasNext()) {
+//                Map.Entry<String, FingerprintInfo> entry = iterator.next();
+//                FingerprintInfo info = entry.getValue();
+//
+//                if (now - info.getLastAccessTime() > FINGERPRINT_EXPIRATION) {
+//                    iterator.remove();
+//                    removedCount++;
+//                    log.info("Removed stale fingerprint: {}", entry.getKey());
+//                }
+//            }
+//        }
+//
+//        log.info("Cleanup complete. Removed {} stale fingerprints", removedCount);
+//    }
+//
+//    public void updateLastAccessTime(String fingerprint) {
+//        FingerprintInfo info = activeFingerprints.get(fingerprint);
+//        if (info != null) {
+//            info.setLastAccessTime(System.currentTimeMillis());
+//        }
+//    }
+//
+//    @Data
+//    @AllArgsConstructor
+//    private static class FingerprintInfo {
+//        private String sessionId;
+//        private long lastAccessTime;
+//    }
+// }

src/main/java/stirling/software/SPDF/config/fingerprint/FingerprintGenerator.java

@@ -0,0 +1,77 @@
+// package stirling.software.SPDF.config.fingerprint;
+//
+// import java.security.MessageDigest;
+// import java.security.NoSuchAlgorithmException;
+//
+// import org.springframework.stereotype.Component;
+//
+// import jakarta.servlet.http.HttpServletRequest;
+//
+// @Component
+// public class FingerprintGenerator {
+//
+//    public String generateFingerprint(HttpServletRequest request) {
+//        if (request == null) {
+//            return "";
+//        }
+//        StringBuilder fingerprintBuilder = new StringBuilder();
+//
+//        // Add IP address
+//        fingerprintBuilder.append(request.getRemoteAddr());
+//
+//        // Add X-Forwarded-For header if present (for clients behind proxies)
+//        String forwardedFor = request.getHeader("X-Forwarded-For");
+//        if (forwardedFor != null) {
+//            fingerprintBuilder.append(forwardedFor);
+//        }
+//
+//        // Add User-Agent
+//        String userAgent = request.getHeader("User-Agent");
+//        if (userAgent != null) {
+//            fingerprintBuilder.append(userAgent);
+//        }
+//
+//        // Add Accept-Language header
+//        String acceptLanguage = request.getHeader("Accept-Language");
+//        if (acceptLanguage != null) {
+//            fingerprintBuilder.append(acceptLanguage);
+//        }
+//
+//        // Add Accept header
+//        String accept = request.getHeader("Accept");
+//        if (accept != null) {
+//            fingerprintBuilder.append(accept);
+//        }
+//
+//        // Add Connection header
+//        String connection = request.getHeader("Connection");
+//        if (connection != null) {
+//            fingerprintBuilder.append(connection);
+//        }
+//
+//        // Add server port
+//        fingerprintBuilder.append(request.getServerPort());
+//
+//        // Add secure flag
+//        fingerprintBuilder.append(request.isSecure());
+//
+//        // Generate a hash of the fingerprint
+//        return generateHash(fingerprintBuilder.toString());
+//    }
+//
+//    private String generateHash(String input) {
+//        try {
+//            MessageDigest digest = MessageDigest.getInstance("SHA-256");
+//            byte[] hash = digest.digest(input.getBytes());
+//            StringBuilder hexString = new StringBuilder();
+//            for (byte b : hash) {
+//                String hex = Integer.toHexString(0xff & b);
+//                if (hex.length() == 1) hexString.append('0');
+//                hexString.append(hex);
+//            }
+//            return hexString.toString();
+//        } catch (NoSuchAlgorithmException e) {
+//            throw new RuntimeException("Failed to generate fingerprint hash", e);
+//        }
+//    }
+// }

src/main/java/stirling/software/SPDF/config/interfaces/DatabaseBackupInterface.java

@@ -1,4 +1,4 @@
-package stirling.software.SPDF.config;
+package stirling.software.SPDF.config.interfaces;
 
 import java.io.IOException;
 import java.util.List;

src/main/java/stirling/software/SPDF/config/interfaces/ShowAdminInterface.java

@@ -1,4 +1,4 @@
-package stirling.software.SPDF.config;
+package stirling.software.SPDF.config.interfaces;
 
 public interface ShowAdminInterface {
     default boolean getShowUpdateOnlyAdmins() {

src/main/java/stirling/software/SPDF/config/security/AppUpdateAuthService.java

@@ -7,7 +7,7 @@ import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Service;
 
-import stirling.software.SPDF.config.ShowAdminInterface;
+import stirling.software.SPDF.config.interfaces.ShowAdminInterface;
 import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.User;
 import stirling.software.SPDF.repository.UserRepository;

src/main/java/stirling/software/SPDF/config/security/FirstLoginFilter.java

@@ -1,6 +1,8 @@
 package stirling.software.SPDF.config.security;
 
 import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 import java.util.Optional;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -14,9 +16,12 @@ import jakarta.servlet.FilterChain;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.model.User;
 import stirling.software.SPDF.utils.RequestUriUtils;
 
+@Slf4j
 @Component
 public class FirstLoginFilter extends OncePerRequestFilter {
 
@@ -50,6 +55,22 @@ public class FirstLoginFilter extends OncePerRequestFilter {
                 return;
             }
         }
+
+        if (log.isDebugEnabled()) {
+            HttpSession session = request.getSession(true);
+            SimpleDateFormat timeFormat = new SimpleDateFormat("HH:mm:ss");
+            String creationTime = timeFormat.format(new Date(session.getCreationTime()));
+
+            log.debug(
+                    "Request Info - New: {}, creationTimeSession {}, ID:  {}, IP: {}, User-Agent: {}, Referer: {}, Request URL: {}",
+                    session.isNew(),
+                    creationTime,
+                    session.getId(),
+                    request.getRemoteAddr(),
+                    request.getHeader("User-Agent"),
+                    request.getHeader("Referer"),
+                    request.getRequestURL().toString());
+        }
         filterChain.doFilter(request, response);
     }
 }

src/main/java/stirling/software/SPDF/config/security/InitialSecuritySetup.java

@@ -1,19 +1,14 @@
 package stirling.software.SPDF.config.security;
 
 import java.io.IOException;
-import java.nio.file.Path;
-import java.nio.file.Paths;
 import java.util.UUID;
 
-import org.simpleyaml.configuration.file.YamlFile;
-import org.simpleyaml.configuration.implementation.SimpleYamlImplementation;
-import org.simpleyaml.configuration.implementation.snakeyaml.lib.DumperOptions;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import jakarta.annotation.PostConstruct;
 import lombok.extern.slf4j.Slf4j;
-import stirling.software.SPDF.config.DatabaseBackupInterface;
+import stirling.software.SPDF.config.interfaces.DatabaseBackupInterface;
 import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.Role;
 
@@ -39,15 +34,6 @@ public class InitialSecuritySetup {
         initializeInternalApiUser();
     }
 
-    @PostConstruct
-    public void initSecretKey() throws IOException {
-        String secretKey = applicationProperties.getAutomaticallyGenerated().getKey();
-        if (!isValidUUID(secretKey)) {
-            secretKey = UUID.randomUUID().toString(); // Generating a random UUID as the secret key
-            saveKeyToConfig(secretKey);
-        }
-    }
-
     private void initializeAdminUser() throws IOException {
         String initialUsername =
                 applicationProperties.getSecurity().getInitialLogin().getUsername();
@@ -89,33 +75,4 @@ public class InitialSecuritySetup {
             log.info("Internal API user created: " + Role.INTERNAL_API_USER.getRoleId());
         }
     }
-
-    private void saveKeyToConfig(String key) throws IOException {
-        Path path = Paths.get("configs", "settings.yml"); // Target the configs/settings.yml
-
-        final YamlFile settingsYml = new YamlFile(path.toFile());
-        DumperOptions yamlOptionssettingsYml =
-                ((SimpleYamlImplementation) settingsYml.getImplementation()).getDumperOptions();
-        yamlOptionssettingsYml.setSplitLines(false);
-
-        settingsYml.loadWithComments();
-
-        settingsYml
-                .path("AutomaticallyGenerated.key")
-                .set(key)
-                .comment("# Automatically Generated Settings (Do Not Edit Directly)");
-        settingsYml.save();
-    }
-
-    private boolean isValidUUID(String uuid) {
-        if (uuid == null) {
-            return false;
-        }
-        try {
-            UUID.fromString(uuid);
-            return true;
-        } catch (IllegalArgumentException e) {
-            return false;
-        }
-    }
 }

src/main/java/stirling/software/SPDF/config/security/SecurityConfiguration.java

@@ -1,57 +1,58 @@
 package stirling.software.SPDF.config.security;
 
-import java.util.*;
+import static org.springframework.security.config.Customizer.withDefaults;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Lazy;
+import org.springframework.security.authentication.AuthenticationManager;
+import org.springframework.security.authentication.AuthenticationProvider;
+import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
+import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
 import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityCustomizer;
 import org.springframework.security.config.http.SessionCreationPolicy;
-import org.springframework.security.core.GrantedAuthority;
-import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.security.core.authority.mapping.GrantedAuthoritiesMapper;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
-import org.springframework.security.oauth2.client.registration.ClientRegistration;
-import org.springframework.security.oauth2.client.registration.ClientRegistrationRepository;
-import org.springframework.security.oauth2.client.registration.ClientRegistrations;
-import org.springframework.security.oauth2.client.registration.InMemoryClientRegistrationRepository;
-import org.springframework.security.oauth2.core.user.OAuth2UserAuthority;
+import org.springframework.security.saml2.provider.service.authentication.OpenSaml4AuthenticationProvider;
+import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository;
+import org.springframework.security.saml2.provider.service.web.authentication.Saml2WebSsoAuthenticationFilter;
 import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;
 import org.springframework.security.web.savedrequest.NullRequestCache;
 import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
 
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationFailureHandler;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2AuthenticationSuccessHandler;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2LogoutSuccessHandler;
 import stirling.software.SPDF.config.security.oauth2.CustomOAuth2UserService;
+import stirling.software.SPDF.config.security.saml.ConvertResponseToAuthentication;
+import stirling.software.SPDF.config.security.saml.CustomSAMLAuthenticationFailureHandler;
+import stirling.software.SPDF.config.security.saml.CustomSAMLAuthenticationSuccessHandler;
 import stirling.software.SPDF.config.security.session.SessionPersistentRegistry;
 import stirling.software.SPDF.model.ApplicationProperties;
-import stirling.software.SPDF.model.ApplicationProperties.Security.OAUTH2;
-import stirling.software.SPDF.model.ApplicationProperties.Security.OAUTH2.Client;
-import stirling.software.SPDF.model.User;
-import stirling.software.SPDF.model.provider.GithubProvider;
-import stirling.software.SPDF.model.provider.GoogleProvider;
-import stirling.software.SPDF.model.provider.KeycloakProvider;
 import stirling.software.SPDF.repository.JPATokenRepositoryImpl;
 
 @Configuration
 @EnableWebSecurity
 @EnableMethodSecurity
+@Slf4j
 public class SecurityConfiguration {
 
     @Autowired private CustomUserDetailsService userDetailsService;
 
-    private static final Logger logger = LoggerFactory.getLogger(SecurityConfiguration.class);
+    @Autowired(required = false)
+    private GrantedAuthoritiesMapper userAuthoritiesMapper;
+
+    @Autowired(required = false)
+    private RelyingPartyRegistrationRepository relyingPartyRegistrationRepository;
 
     @Bean
     public PasswordEncoder passwordEncoder() {
@@ -73,12 +74,15 @@ public class SecurityConfiguration {
     @Autowired private FirstLoginFilter firstLoginFilter;
     @Autowired private SessionPersistentRegistry sessionRegistry;
 
+    @Autowired private ConvertResponseToAuthentication convertResponseToAuthentication;
+
     @Bean
     public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
-        http.addFilterBefore(userAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
+        http.authenticationManager(authenticationManager(http));
 
         if (loginEnabledValue) {
-
+            http.addFilterBefore(
+                    userAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
             http.csrf(csrf -> csrf.disable());
             http.addFilterBefore(rateLimitingFilter(), UsernamePasswordAuthenticationFilter.class);
             http.addFilterAfter(firstLoginFilter, UsernamePasswordAuthenticationFilter.class);
@@ -135,6 +139,7 @@ public class SecurityConfiguration {
 
                                                         return trimmedUri.startsWith("/login")
                                                                 || trimmedUri.startsWith("/oauth")
+                                                                || trimmedUri.startsWith("/saml2")
                                                                 || trimmedUri.endsWith(".svg")
                                                                 || trimmedUri.startsWith(
                                                                         "/register")
@@ -184,13 +189,37 @@ public class SecurityConfiguration {
                                                                                         userService,
                                                                                         loginAttemptService))
                                                                         .userAuthoritiesMapper(
-                                                                                userAuthoritiesMapper())))
+                                                                                userAuthoritiesMapper)))
                         .logout(
                                 logout ->
                                         logout.logoutSuccessHandler(
                                                 new CustomOAuth2LogoutSuccessHandler(
                                                         applicationProperties)));
             }
+
+            // Handle SAML
+            if (applicationProperties.getSecurity().getSaml() != null
+                    && applicationProperties.getSecurity().getSaml().getEnabled()
+                    && !applicationProperties
+                            .getSecurity()
+                            .getLoginMethod()
+                            .equalsIgnoreCase("normal")) {
+                http.saml2Login(
+                                saml2 -> {
+                                    saml2.relyingPartyRegistrationRepository(
+                                                    relyingPartyRegistrationRepository)
+                                            .successHandler(
+                                                    new CustomSAMLAuthenticationSuccessHandler(
+                                                            loginAttemptService,
+                                                            userService,
+                                                            applicationProperties))
+                                            .failureHandler(
+                                                    new CustomSAMLAuthenticationFailureHandler());
+                                })
+                        .saml2Logout(withDefaults())
+                        .addFilterBefore(
+                                userAuthenticationFilter, Saml2WebSsoAuthenticationFilter.class);
+            }
         } else {
             http.csrf(csrf -> csrf.disable())
                     .authorizeHttpRequests(authz -> authz.anyRequest().permitAll());
@@ -199,176 +228,32 @@ public class SecurityConfiguration {
         return http.build();
     }
 
-    // Client Registration Repository for OAUTH2 OIDC Login
     @Bean
-    @ConditionalOnProperty(
-            value = "security.oauth2.enabled",
-            havingValue = "true",
-            matchIfMissing = false)
-    public ClientRegistrationRepository clientRegistrationRepository() {
-        List<ClientRegistration> registrations = new ArrayList<>();
-
-        githubClientRegistration().ifPresent(registrations::add);
-        oidcClientRegistration().ifPresent(registrations::add);
-        googleClientRegistration().ifPresent(registrations::add);
-        keycloakClientRegistration().ifPresent(registrations::add);
-
-        if (registrations.isEmpty()) {
-            logger.error("At least one OAuth2 provider must be configured");
-            System.exit(1);
-        }
-
-        return new InMemoryClientRegistrationRepository(registrations);
+    public AuthenticationProvider samlAuthenticationProvider() {
+        OpenSaml4AuthenticationProvider authenticationProvider =
+                new OpenSaml4AuthenticationProvider();
+        authenticationProvider.setResponseAuthenticationConverter(convertResponseToAuthentication);
+        return authenticationProvider;
     }
 
-    private Optional<ClientRegistration> googleClientRegistration() {
-        OAUTH2 oauth = applicationProperties.getSecurity().getOauth2();
-        if (oauth == null || !oauth.getEnabled()) {
-            return Optional.empty();
-        }
-        Client client = oauth.getClient();
-        if (client == null) {
-            return Optional.empty();
-        }
-        GoogleProvider google = client.getGoogle();
-        return google != null && google.isSettingsValid()
-                ? Optional.of(
-                        ClientRegistration.withRegistrationId(google.getName())
-                                .clientId(google.getClientId())
-                                .clientSecret(google.getClientSecret())
-                                .scope(google.getScopes())
-                                .authorizationUri(google.getAuthorizationuri())
-                                .tokenUri(google.getTokenuri())
-                                .userInfoUri(google.getUserinfouri())
-                                .userNameAttributeName(google.getUseAsUsername())
-                                .clientName(google.getClientName())
-                                .redirectUri("{baseUrl}/login/oauth2/code/" + google.getName())
-                                .authorizationGrantType(
-                                        org.springframework.security.oauth2.core
-                                                .AuthorizationGrantType.AUTHORIZATION_CODE)
-                                .build())
-                : Optional.empty();
-    }
-
-    private Optional<ClientRegistration> keycloakClientRegistration() {
-        OAUTH2 oauth = applicationProperties.getSecurity().getOauth2();
-        if (oauth == null || !oauth.getEnabled()) {
-            return Optional.empty();
-        }
-        Client client = oauth.getClient();
-        if (client == null) {
-            return Optional.empty();
-        }
-        KeycloakProvider keycloak = client.getKeycloak();
-
-        return keycloak != null && keycloak.isSettingsValid()
-                ? Optional.of(
-                        ClientRegistrations.fromIssuerLocation(keycloak.getIssuer())
-                                .registrationId(keycloak.getName())
-                                .clientId(keycloak.getClientId())
-                                .clientSecret(keycloak.getClientSecret())
-                                .scope(keycloak.getScopes())
-                                .userNameAttributeName(keycloak.getUseAsUsername())
-                                .clientName(keycloak.getClientName())
-                                .build())
-                : Optional.empty();
-    }
-
-    private Optional<ClientRegistration> githubClientRegistration() {
-        OAUTH2 oauth = applicationProperties.getSecurity().getOauth2();
-        if (oauth == null || !oauth.getEnabled()) {
-            return Optional.empty();
-        }
-        Client client = oauth.getClient();
-        if (client == null) {
-            return Optional.empty();
-        }
-        GithubProvider github = client.getGithub();
-        return github != null && github.isSettingsValid()
-                ? Optional.of(
-                        ClientRegistration.withRegistrationId(github.getName())
-                                .clientId(github.getClientId())
-                                .clientSecret(github.getClientSecret())
-                                .scope(github.getScopes())
-                                .authorizationUri(github.getAuthorizationuri())
-                                .tokenUri(github.getTokenuri())
-                                .userInfoUri(github.getUserinfouri())
-                                .userNameAttributeName(github.getUseAsUsername())
-                                .clientName(github.getClientName())
-                                .redirectUri("{baseUrl}/login/oauth2/code/" + github.getName())
-                                .authorizationGrantType(
-                                        org.springframework.security.oauth2.core
-                                                .AuthorizationGrantType.AUTHORIZATION_CODE)
-                                .build())
-                : Optional.empty();
-    }
-
-    private Optional<ClientRegistration> oidcClientRegistration() {
-        OAUTH2 oauth = applicationProperties.getSecurity().getOauth2();
-        if (oauth == null
-                || oauth.getIssuer() == null
-                || oauth.getIssuer().isEmpty()
-                || oauth.getClientId() == null
-                || oauth.getClientId().isEmpty()
-                || oauth.getClientSecret() == null
-                || oauth.getClientSecret().isEmpty()
-                || oauth.getScopes() == null
-                || oauth.getScopes().isEmpty()
-                || oauth.getUseAsUsername() == null
-                || oauth.getUseAsUsername().isEmpty()) {
-            return Optional.empty();
-        }
-        return Optional.of(
-                ClientRegistrations.fromIssuerLocation(oauth.getIssuer())
-                        .registrationId("oidc")
-                        .clientId(oauth.getClientId())
-                        .clientSecret(oauth.getClientSecret())
-                        .scope(oauth.getScopes())
-                        .userNameAttributeName(oauth.getUseAsUsername())
-                        .clientName("OIDC")
-                        .build());
-    }
-
-    /*
-    This following function is to grant Authorities to the OAUTH2 user from the values stored in the database.
-    This is required for the internal; 'hasRole()' function to give out the correct role.
-     */
     @Bean
-    @ConditionalOnProperty(
-            value = "security.oauth2.enabled",
-            havingValue = "true",
-            matchIfMissing = false)
-    GrantedAuthoritiesMapper userAuthoritiesMapper() {
-        return (authorities) -> {
-            Set<GrantedAuthority> mappedAuthorities = new HashSet<>();
+    public AuthenticationProvider daoAuthenticationProvider() {
+        DaoAuthenticationProvider provider = new DaoAuthenticationProvider();
+        provider.setUserDetailsService(userDetailsService); // UserDetailsService
+        provider.setPasswordEncoder(passwordEncoder()); // PasswordEncoder
+        return provider;
+    }
 
-            authorities.forEach(
-                    authority -> {
-                        // Add existing OAUTH2 Authorities
-                        mappedAuthorities.add(new SimpleGrantedAuthority(authority.getAuthority()));
+    @Bean
+    public AuthenticationManager authenticationManager(HttpSecurity http) throws Exception {
+        AuthenticationManagerBuilder authenticationManagerBuilder =
+                http.getSharedObject(AuthenticationManagerBuilder.class);
 
-                        // Add Authorities from database for existing user, if user is present.
-                        if (authority instanceof OAuth2UserAuthority oauth2Auth) {
-                            String useAsUsername =
-                                    applicationProperties
-                                            .getSecurity()
-                                            .getOauth2()
-                                            .getUseAsUsername();
-                            Optional<User> userOpt =
-                                    userService.findByUsernameIgnoreCase(
-                                            (String) oauth2Auth.getAttributes().get(useAsUsername));
-                            if (userOpt.isPresent()) {
-                                User user = userOpt.get();
-                                if (user != null) {
-                                    mappedAuthorities.add(
-                                            new SimpleGrantedAuthority(
-                                                    userService.findRole(user).getAuthority()));
-                                }
-                            }
-                        }
-                    });
-            return mappedAuthorities;
-        };
+        authenticationManagerBuilder
+                .authenticationProvider(daoAuthenticationProvider()) // Benutzername/Passwort
+                .authenticationProvider(samlAuthenticationProvider()); // SAML
+
+        return authenticationManagerBuilder.build();
     }
 
     @Bean
@@ -386,4 +271,13 @@ public class SecurityConfiguration {
     public boolean activSecurity() {
         return true;
     }
+
+    // Only Dev test
+    @Bean
+    public WebSecurityCustomizer webSecurityCustomizer() {
+        return (web) ->
+                web.ignoring()
+                        .requestMatchers(
+                                "/css/**", "/images/**", "/js/**", "/**.svg", "/pdfjs-legacy/**");
+    }
 }

src/main/java/stirling/software/SPDF/config/security/UserAuthenticationFilter.java

@@ -5,7 +5,6 @@ import java.util.List;
 import java.util.Optional;
 import java.util.stream.Collectors;
 
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.http.HttpStatus;
@@ -30,13 +29,18 @@ import stirling.software.SPDF.model.User;
 @Component
 public class UserAuthenticationFilter extends OncePerRequestFilter {
 
-    @Autowired @Lazy private UserService userService;
+    private final UserService userService;
+    private final SessionPersistentRegistry sessionPersistentRegistry;
+    private final boolean loginEnabledValue;
 
-    @Autowired private SessionPersistentRegistry sessionPersistentRegistry;
-
-    @Autowired
-    @Qualifier("loginEnabled")
-    public boolean loginEnabledValue;
+    public UserAuthenticationFilter(
+            @Lazy UserService userService,
+            SessionPersistentRegistry sessionPersistentRegistry,
+            @Qualifier("loginEnabled") boolean loginEnabledValue) {
+        this.userService = userService;
+        this.sessionPersistentRegistry = sessionPersistentRegistry;
+        this.loginEnabledValue = loginEnabledValue;
+    }
 
     @Override
     protected void doFilterInternal(
@@ -51,6 +55,19 @@ public class UserAuthenticationFilter extends OncePerRequestFilter {
         String requestURI = request.getRequestURI();
         Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
 
+        // Check for session expiration (unsure if needed)
+        //        if (authentication != null && authentication.isAuthenticated()) {
+        //            String sessionId = request.getSession().getId();
+        //            SessionInformation sessionInfo =
+        //                    sessionPersistentRegistry.getSessionInformation(sessionId);
+        //
+        //            if (sessionInfo != null && sessionInfo.isExpired()) {
+        //                SecurityContextHolder.clearContext();
+        //                response.sendRedirect(request.getContextPath() + "/login?expired=true");
+        //                return;
+        //            }
+        //        }
+
         // Check for API key in the request headers if no authentication exists
         if (authentication == null || !authentication.isAuthenticated()) {
             String apiKey = request.getHeader("X-API-Key");

src/main/java/stirling/software/SPDF/config/security/UserService.java

@@ -19,7 +19,7 @@ import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.security.oauth2.core.user.OAuth2User;
 import org.springframework.stereotype.Service;
 
-import stirling.software.SPDF.config.DatabaseBackupInterface;
+import stirling.software.SPDF.config.interfaces.DatabaseBackupInterface;
 import stirling.software.SPDF.config.security.session.SessionPersistentRegistry;
 import stirling.software.SPDF.controller.api.pipeline.UserServiceInterface;
 import stirling.software.SPDF.model.AuthenticationType;

src/main/java/stirling/software/SPDF/config/security/database/DatabaseBackupHelper.java

@@ -24,7 +24,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Configuration;
 
 import lombok.extern.slf4j.Slf4j;
-import stirling.software.SPDF.config.DatabaseBackupInterface;
+import stirling.software.SPDF.config.interfaces.DatabaseBackupInterface;
 import stirling.software.SPDF.utils.FileInfo;
 
 @Slf4j

src/main/java/stirling/software/SPDF/config/security/saml/ConvertResponseToAuthentication.java

@@ -0,0 +1,69 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+import org.opensaml.saml.saml2.core.Assertion;
+import org.springframework.core.convert.converter.Converter;
+import org.springframework.security.core.GrantedAuthority;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.saml2.provider.service.authentication.OpenSaml4AuthenticationProvider.ResponseToken;
+import org.springframework.security.saml2.provider.service.authentication.Saml2Authentication;
+import org.springframework.stereotype.Component;
+import org.springframework.util.CollectionUtils;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Component
+@Slf4j
+public class ConvertResponseToAuthentication
+        implements Converter<ResponseToken, Saml2Authentication> {
+
+    private final Saml2AuthorityAttributeLookup saml2AuthorityAttributeLookup;
+
+    public ConvertResponseToAuthentication(
+            Saml2AuthorityAttributeLookup saml2AuthorityAttributeLookup) {
+        this.saml2AuthorityAttributeLookup = saml2AuthorityAttributeLookup;
+    }
+
+    @Override
+    public Saml2Authentication convert(ResponseToken responseToken) {
+        final Assertion assertion =
+                CollectionUtils.firstElement(responseToken.getResponse().getAssertions());
+        final Map<String, List<Object>> attributes =
+                SamlAssertionUtils.getAssertionAttributes(assertion);
+        final String registrationId =
+                responseToken.getToken().getRelyingPartyRegistration().getRegistrationId();
+        final ScimSaml2AuthenticatedPrincipal principal =
+                new ScimSaml2AuthenticatedPrincipal(
+                        assertion,
+                        attributes,
+                        saml2AuthorityAttributeLookup.getIdentityMappings(registrationId));
+        final Collection<? extends GrantedAuthority> assertionAuthorities =
+                getAssertionAuthorities(
+                        attributes,
+                        saml2AuthorityAttributeLookup.getAuthorityAttribute(registrationId));
+        return new Saml2Authentication(
+                principal, responseToken.getToken().getSaml2Response(), assertionAuthorities);
+    }
+
+    private static Collection<? extends GrantedAuthority> getAssertionAuthorities(
+            final Map<String, List<Object>> attributes, final String authoritiesAttributeName) {
+        if (attributes == null || attributes.isEmpty()) {
+            return Collections.emptySet();
+        }
+
+        List<Object> groups = new ArrayList<>();
+
+        if (attributes.get(authoritiesAttributeName) != null) {
+            groups = new ArrayList<>(attributes.get(authoritiesAttributeName));
+        }
+
+        return groups.stream()
+                .filter(String.class::isInstance)
+                .map(String.class::cast)
+                .map(String::toLowerCase)
+                .map(SimpleGrantedAuthority::new)
+                .collect(Collectors.toSet());
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/CustomSAMLAuthenticationFailureHandler.java

@@ -0,0 +1,51 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.io.IOException;
+
+import org.springframework.security.authentication.BadCredentialsException;
+import org.springframework.security.authentication.DisabledException;
+import org.springframework.security.authentication.LockedException;
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticationException;
+import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class CustomSAMLAuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {
+
+    @Override
+    public void onAuthenticationFailure(
+            HttpServletRequest request,
+            HttpServletResponse response,
+            AuthenticationException exception)
+            throws IOException, ServletException {
+
+        if (exception instanceof BadCredentialsException) {
+            log.error("BadCredentialsException", exception);
+            getRedirectStrategy().sendRedirect(request, response, "/login?error=badcredentials");
+            return;
+        }
+        if (exception instanceof DisabledException) {
+            log.error("User is deactivated: ", exception);
+            getRedirectStrategy().sendRedirect(request, response, "/logout?userIsDisabled=true");
+            return;
+        }
+        if (exception instanceof LockedException) {
+            log.error("Account locked: ", exception);
+            getRedirectStrategy().sendRedirect(request, response, "/logout?error=locked");
+            return;
+        }
+        if (exception instanceof Saml2AuthenticationException) {
+            log.error("SAML2 Authentication error: ", exception);
+            getRedirectStrategy()
+                    .sendRedirect(request, response, "/logout?error=saml2AuthenticationError");
+            return;
+        }
+        log.error("Unhandled authentication exception", exception);
+        super.onAuthenticationFailure(request, response, exception);
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/CustomSAMLAuthenticationSuccessHandler.java

@@ -0,0 +1,108 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.io.IOException;
+
+import org.springframework.security.authentication.LockedException;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.oauth2.core.user.OAuth2User;
+import org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler;
+import org.springframework.security.web.savedrequest.SavedRequest;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.config.security.LoginAttemptService;
+import stirling.software.SPDF.config.security.UserService;
+import stirling.software.SPDF.model.ApplicationProperties;
+import stirling.software.SPDF.model.ApplicationProperties.Security.OAUTH2;
+import stirling.software.SPDF.model.AuthenticationType;
+import stirling.software.SPDF.utils.RequestUriUtils;
+
+@Slf4j
+public class CustomSAMLAuthenticationSuccessHandler
+        extends SavedRequestAwareAuthenticationSuccessHandler {
+
+    private LoginAttemptService loginAttemptService;
+    private UserService userService;
+    private ApplicationProperties applicationProperties;
+
+    public CustomSAMLAuthenticationSuccessHandler(
+            LoginAttemptService loginAttemptService,
+            UserService userService,
+            ApplicationProperties applicationProperties) {
+        this.loginAttemptService = loginAttemptService;
+        this.userService = userService;
+        this.applicationProperties = applicationProperties;
+    }
+
+    @Override
+    public void onAuthenticationSuccess(
+            HttpServletRequest request, HttpServletResponse response, Authentication authentication)
+            throws ServletException, IOException {
+
+        Object principal = authentication.getPrincipal();
+        String username = "";
+
+        if (principal instanceof OAuth2User) {
+            OAuth2User oauthUser = (OAuth2User) principal;
+            username = oauthUser.getName();
+        } else if (principal instanceof UserDetails) {
+            UserDetails oauthUser = (UserDetails) principal;
+            username = oauthUser.getUsername();
+        } else if (principal instanceof ScimSaml2AuthenticatedPrincipal) {
+            ScimSaml2AuthenticatedPrincipal samlPrincipal =
+                    (ScimSaml2AuthenticatedPrincipal) principal;
+            username = samlPrincipal.getName();
+        }
+
+        // Get the saved request
+        HttpSession session = request.getSession(false);
+        String contextPath = request.getContextPath();
+        SavedRequest savedRequest =
+                (session != null)
+                        ? (SavedRequest) session.getAttribute("SPRING_SECURITY_SAVED_REQUEST")
+                        : null;
+
+        if (savedRequest != null
+                && !RequestUriUtils.isStaticResource(contextPath, savedRequest.getRedirectUrl())) {
+            // Redirect to the original destination
+            super.onAuthenticationSuccess(request, response, authentication);
+        } else {
+            OAUTH2 oAuth = applicationProperties.getSecurity().getOauth2();
+
+            if (loginAttemptService.isBlocked(username)) {
+                if (session != null) {
+                    session.removeAttribute("SPRING_SECURITY_SAVED_REQUEST");
+                }
+                throw new LockedException(
+                        "Your account has been locked due to too many failed login attempts.");
+            }
+            if (userService.usernameExistsIgnoreCase(username)
+                    && userService.hasPassword(username)
+                    && !userService.isAuthenticationTypeByUsername(
+                            username, AuthenticationType.OAUTH2)
+                    && oAuth.getAutoCreateUser()) {
+                response.sendRedirect(contextPath + "/logout?oauth2AuthenticationErrorWeb=true");
+                return;
+            }
+            try {
+                if (oAuth.getBlockRegistration()
+                        && !userService.usernameExistsIgnoreCase(username)) {
+                    response.sendRedirect(contextPath + "/logout?oauth2_admin_blocked_user=true");
+                    return;
+                }
+                if (principal instanceof OAuth2User) {
+                    userService.processOAuth2PostLogin(username, oAuth.getAutoCreateUser());
+                }
+                response.sendRedirect(contextPath + "/");
+                return;
+            } catch (IllegalArgumentException e) {
+                response.sendRedirect(contextPath + "/logout?invalidUsername=true");
+                return;
+            }
+        }
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/SAMLLogoutSuccessHandler.java

@@ -0,0 +1,38 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.io.IOException;
+
+import org.springframework.security.core.Authentication;
+import org.springframework.security.web.authentication.logout.SimpleUrlLogoutSuccessHandler;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class SAMLLogoutSuccessHandler extends SimpleUrlLogoutSuccessHandler {
+
+    @Override
+    public void onLogoutSuccess(
+            HttpServletRequest request, HttpServletResponse response, Authentication authentication)
+            throws IOException, ServletException {
+
+        String redirectUrl = determineTargetUrl(request, response, authentication);
+
+        if (response.isCommitted()) {
+            log.debug("Response has already been committed. Unable to redirect to " + redirectUrl);
+            return;
+        }
+
+        getRedirectStrategy().sendRedirect(request, response, redirectUrl);
+    }
+
+    protected String determineTargetUrl(
+            HttpServletRequest request,
+            HttpServletResponse response,
+            Authentication authentication) {
+        // Default to the root URL
+        return "/";
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/Saml2AuthorityAttributeLookup.java

@@ -0,0 +1,7 @@
+package stirling.software.SPDF.config.security.saml;
+
+public interface Saml2AuthorityAttributeLookup {
+    String getAuthorityAttribute(String registrationId);
+
+    SimpleScimMappings getIdentityMappings(String registrationId);
+}

src/main/java/stirling/software/SPDF/config/security/saml/Saml2AuthorityAttributeLookupImpl.java

@@ -0,0 +1,17 @@
+package stirling.software.SPDF.config.security.saml;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class Saml2AuthorityAttributeLookupImpl implements Saml2AuthorityAttributeLookup {
+
+    @Override
+    public String getAuthorityAttribute(String registrationId) {
+        return "authorityAttributeName";
+    }
+
+    @Override
+    public SimpleScimMappings getIdentityMappings(String registrationId) {
+        return new SimpleScimMappings();
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/SamlAssertionUtils.java

@@ -0,0 +1,63 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.time.Instant;
+import java.util.*;
+
+import org.opensaml.core.xml.XMLObject;
+import org.opensaml.core.xml.schema.*;
+import org.opensaml.saml.saml2.core.Assertion;
+
+public class SamlAssertionUtils {
+
+    public static Map<String, List<Object>> getAssertionAttributes(Assertion assertion) {
+        Map<String, List<Object>> attributeMap = new LinkedHashMap<>();
+
+        assertion
+                .getAttributeStatements()
+                .forEach(
+                        attributeStatement -> {
+                            attributeStatement
+                                    .getAttributes()
+                                    .forEach(
+                                            attribute -> {
+                                                List<Object> attributeValues = new ArrayList<>();
+
+                                                attribute
+                                                        .getAttributeValues()
+                                                        .forEach(
+                                                                xmlObject -> {
+                                                                    Object attributeValue =
+                                                                            getXmlObjectValue(
+                                                                                    xmlObject);
+                                                                    if (attributeValue != null) {
+                                                                        attributeValues.add(
+                                                                                attributeValue);
+                                                                    }
+                                                                });
+
+                                                attributeMap.put(
+                                                        attribute.getName(), attributeValues);
+                                            });
+                        });
+
+        return attributeMap;
+    }
+
+    public static Object getXmlObjectValue(XMLObject xmlObject) {
+        if (xmlObject instanceof XSAny) {
+            return ((XSAny) xmlObject).getTextContent();
+        } else if (xmlObject instanceof XSString) {
+            return ((XSString) xmlObject).getValue();
+        } else if (xmlObject instanceof XSInteger) {
+            return ((XSInteger) xmlObject).getValue();
+        } else if (xmlObject instanceof XSURI) {
+            return ((XSURI) xmlObject).getURI();
+        } else if (xmlObject instanceof XSBoolean) {
+            return ((XSBoolean) xmlObject).getValue().getValue();
+        } else if (xmlObject instanceof XSDateTime) {
+            Instant dateTime = ((XSDateTime) xmlObject).getValue();
+            return (dateTime != null) ? Instant.ofEpochMilli(dateTime.toEpochMilli()) : null;
+        }
+        return null;
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/SamlConfig.java

@@ -0,0 +1,85 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+import java.security.interfaces.RSAPrivateKey;
+
+import org.opensaml.security.x509.X509Support;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.ResourceLoader;
+import org.springframework.security.converter.RsaKeyConverters;
+import org.springframework.security.saml2.core.Saml2X509Credential;
+import org.springframework.security.saml2.provider.service.registration.*;
+
+import lombok.extern.slf4j.Slf4j;
+import stirling.software.SPDF.model.ApplicationProperties;
+
+@Configuration
+@Slf4j
+public class SamlConfig {
+
+    @Autowired ApplicationProperties applicationProperties;
+
+    @Autowired ResourceLoader resourceLoader;
+
+    @Bean
+    @ConditionalOnProperty(
+            value = "security.saml.enabled",
+            havingValue = "true",
+            matchIfMissing = false)
+    public RelyingPartyRegistrationRepository relyingPartyRegistrationRepository()
+            throws CertificateException, IOException {
+
+        //        Resource signingCertResource = new ClassPathResource(this.rpSigningCertLocation);
+        Resource signingCertResource =
+                resourceLoader.getResource(
+                        this.applicationProperties
+                                .getSecurity()
+                                .getSaml()
+                                .getCertificateLocation());
+        //        Resource signingKeyResource = new ClassPathResource(this.rpSigningKeyLocation);
+        Resource signingKeyResource =
+                resourceLoader.getResource(
+                        this.applicationProperties.getSecurity().getSaml().getPrivateKeyLocation());
+        try (InputStream is = signingKeyResource.getInputStream();
+                InputStream certIS = signingCertResource.getInputStream(); ) {
+            X509Certificate rpCertificate = X509Support.decodeCertificate(certIS.readAllBytes());
+            RSAPrivateKey rpKey = RsaKeyConverters.pkcs8().convert(is);
+            final Saml2X509Credential rpSigningCredentials =
+                    Saml2X509Credential.signing(rpKey, rpCertificate);
+
+            X509Certificate apCert =
+                    X509Support.decodeCertificate(
+                            applicationProperties.getSecurity().getSaml().getSigningCertificate());
+            Saml2X509Credential apCredential = Saml2X509Credential.verification(apCert);
+
+            RelyingPartyRegistration registration =
+                    RelyingPartyRegistrations.fromMetadataLocation(
+                                    applicationProperties
+                                            .getSecurity()
+                                            .getSaml()
+                                            .getIdpMetadataLocation())
+                            .entityId(applicationProperties.getSecurity().getSaml().getEntityId())
+                            .registrationId(
+                                    applicationProperties
+                                            .getSecurity()
+                                            .getSaml()
+                                            .getRegistrationId())
+                            .signingX509Credentials(c -> c.add(rpSigningCredentials))
+                            .assertingPartyDetails(
+                                    party ->
+                                            party.wantAuthnRequestsSigned(true)
+                                                    .verificationX509Credentials(
+                                                            c -> c.add(apCredential)))
+                            .singleLogoutServiceLocation("http://localhost:8090/logout/saml2/slo")
+                            .build();
+            return new InMemoryRelyingPartyRegistrationRepository(registration);
+        }
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/ScimSaml2AuthenticatedPrincipal.java

@@ -0,0 +1,89 @@
+package stirling.software.SPDF.config.security.saml;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Function;
+
+import org.opensaml.saml.saml2.core.Assertion;
+import org.springframework.security.core.AuthenticatedPrincipal;
+import org.springframework.util.Assert;
+
+import com.unboundid.scim2.common.types.Email;
+import com.unboundid.scim2.common.types.Name;
+import com.unboundid.scim2.common.types.UserResource;
+
+public class ScimSaml2AuthenticatedPrincipal implements AuthenticatedPrincipal, Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    private final transient UserResource userResource;
+
+    public ScimSaml2AuthenticatedPrincipal(
+            final Assertion assertion,
+            final Map<String, List<Object>> attributes,
+            final SimpleScimMappings attributeMappings) {
+        Assert.notNull(assertion, "assertion cannot be null");
+        Assert.notNull(assertion.getSubject(), "assertion subject cannot be null");
+        Assert.notNull(
+                assertion.getSubject().getNameID(), "assertion subject NameID cannot be null");
+        Assert.notNull(attributes, "attributes cannot be null");
+        Assert.notNull(attributeMappings, "attributeMappings cannot be null");
+
+        final Name name =
+                new Name()
+                        .setFamilyName(
+                                getAttribute(
+                                        attributes,
+                                        attributeMappings,
+                                        SimpleScimMappings::getFamilyName))
+                        .setGivenName(
+                                getAttribute(
+                                        attributes,
+                                        attributeMappings,
+                                        SimpleScimMappings::getGivenName));
+
+        final List<Email> emails = new ArrayList<>(1);
+        emails.add(
+                new Email()
+                        .setValue(
+                                getAttribute(
+                                        attributes,
+                                        attributeMappings,
+                                        SimpleScimMappings::getEmail))
+                        .setPrimary(true));
+
+        userResource =
+                new UserResource()
+                        .setUserName(assertion.getSubject().getNameID().getValue())
+                        .setName(name)
+                        .setEmails(emails);
+    }
+
+    private static String getAttribute(
+            final Map<String, List<Object>> attributes,
+            final SimpleScimMappings simpleScimMappings,
+            final Function<SimpleScimMappings, String> attributeMapper) {
+
+        final String key = attributeMapper.apply(simpleScimMappings);
+
+        final List<Object> values = attributes.getOrDefault(key, Collections.emptyList());
+
+        return values.stream()
+                .filter(String.class::isInstance)
+                .map(String.class::cast)
+                .findFirst()
+                .orElse(null);
+    }
+
+    @Override
+    public String getName() {
+        return this.userResource.getUserName();
+    }
+
+    public UserResource getUserResource() {
+        return this.userResource;
+    }
+}

src/main/java/stirling/software/SPDF/config/security/saml/SimpleScimMappings.java

@@ -0,0 +1,10 @@
+package stirling.software.SPDF.config.security.saml;
+
+import lombok.Data;
+
+@Data
+public class SimpleScimMappings {
+    String givenName;
+    String familyName;
+    String email;
+}

src/main/java/stirling/software/SPDF/config/security/session/CustomHttpSessionListener.java

@@ -11,16 +11,19 @@ import lombok.extern.slf4j.Slf4j;
 @Slf4j
 public class CustomHttpSessionListener implements HttpSessionListener {
 
-    @Autowired private SessionPersistentRegistry sessionPersistentRegistry;
+    private SessionPersistentRegistry sessionPersistentRegistry;
+
+    @Autowired
+    public CustomHttpSessionListener(SessionPersistentRegistry sessionPersistentRegistry) {
+        super();
+        this.sessionPersistentRegistry = sessionPersistentRegistry;
+    }
 
     @Override
-    public void sessionCreated(HttpSessionEvent se) {
-        log.info("Session created: " + se.getSession().getId());
-    }
+    public void sessionCreated(HttpSessionEvent se) {}
 
     @Override
     public void sessionDestroyed(HttpSessionEvent se) {
-        log.info("Session destroyed: " + se.getSession().getId());
         sessionPersistentRegistry.expireSession(se.getSession().getId());
     }
 }

src/main/java/stirling/software/SPDF/config/security/session/SessionPersistentRegistry.java

@@ -84,6 +84,14 @@ public class SessionPersistentRegistry implements SessionRegistry {
         }
 
         if (principalName != null) {
+            // Clear old sessions for the principal (unsure if needed)
+            //            List<SessionEntity> existingSessions =
+            //                    sessionRepository.findByPrincipalName(principalName);
+            //            for (SessionEntity session : existingSessions) {
+            //                session.setExpired(true);
+            //                sessionRepository.save(session);
+            //            }
+
             SessionEntity sessionEntity = new SessionEntity();
             sessionEntity.setSessionId(sessionId);
             sessionEntity.setPrincipalName(principalName);

src/main/java/stirling/software/SPDF/controller/api/CropController.java

@@ -25,6 +25,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.general.CropPdfForm;
 import stirling.software.SPDF.service.CustomPDDocumentFactory;
+import stirling.software.SPDF.service.PostHogService;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -36,9 +37,13 @@ public class CropController {
 
     private final CustomPDDocumentFactory pdfDocumentFactory;
 
+    private final PostHogService postHogService;
+
     @Autowired
-    public CropController(CustomPDDocumentFactory pdfDocumentFactory) {
+    public CropController(
+            CustomPDDocumentFactory pdfDocumentFactory, PostHogService postHogService) {
         this.pdfDocumentFactory = pdfDocumentFactory;
+        this.postHogService = postHogService;
     }
 
     @PostMapping(value = "/crop", consumes = "multipart/form-data")

src/main/java/stirling/software/SPDF/controller/api/SettingsController.java

@@ -0,0 +1,37 @@
+package stirling.software.SPDF.controller.api;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+
+import io.swagger.v3.oas.annotations.Hidden;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+import stirling.software.SPDF.model.ApplicationProperties;
+import stirling.software.SPDF.utils.GeneralUtils;
+
+@Controller
+@Tag(name = "Settings", description = "Settings APIs")
+@RequestMapping("/api/v1/settings")
+@Hidden
+public class SettingsController {
+
+    @Autowired ApplicationProperties applicationProperties;
+
+    @PostMapping("/update-enable-analytics")
+    @Hidden
+    public ResponseEntity<String> updateApiKey(@RequestBody Boolean enabled) throws IOException {
+        if (!"undefined".equals(applicationProperties.getSystem().getEnableAnalytics())) {
+            return ResponseEntity.status(HttpStatus.ALREADY_REPORTED)
+                    .body(
+                            "Setting has already been set, To adjust please edit /config/settings.yml");
+        }
+        GeneralUtils.saveKeyToConfig("system.enableAnalytics", String.valueOf(enabled), false);
+        applicationProperties.getSystem().setEnableAnalytics(String.valueOf(enabled));
+        return ResponseEntity.ok("Updated");
+    }
+}

src/main/java/stirling/software/SPDF/controller/api/SplitPDFController.java

@@ -60,8 +60,6 @@ public class SplitPDFController {
         // PdfMetadata metadata = PdfMetadataService.extractMetadataFromPdf(document);
         int totalPages = document.getNumberOfPages();
         List<Integer> pageNumbers = request.getPageNumbersList(document, false);
-        System.out.println(
-                pageNumbers.stream().map(String::valueOf).collect(Collectors.joining(",")));
         if (!pageNumbers.contains(totalPages - 1)) {
             // Create a mutable ArrayList so we can add to it
             pageNumbers = new ArrayList<>(pageNumbers);

src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java

@@ -32,9 +32,9 @@ import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
-import stirling.software.SPDF.config.PdfMetadataService;
 import stirling.software.SPDF.model.PdfMetadata;
 import stirling.software.SPDF.model.api.SplitPdfByChaptersRequest;
+import stirling.software.SPDF.service.PdfMetadataService;
 import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
@@ -67,15 +67,6 @@ public class SplitPdfByChaptersController {
         }
         PDDocument sourceDocument = Loader.loadPDF(file.getBytes());
 
-        // checks if the document is encrypted by an empty user password
-        if (sourceDocument.isEncrypted()) {
-            try {
-                sourceDocument.setAllSecurityToBeRemoved(true);
-                logger.info("Removing security from the source document ");
-            } catch (Exception e) {
-                logger.warn("Cannot decrypt the pdf");
-            }
-        }
         PDDocumentOutline outline = sourceDocument.getDocumentCatalog().getDocumentOutline();
 
         if (outline == null) {

src/main/java/stirling/software/SPDF/controller/api/UserController.java

@@ -30,6 +30,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.config.security.UserService;
 import stirling.software.SPDF.config.security.session.SessionPersistentRegistry;
 import stirling.software.SPDF.model.AuthenticationType;
@@ -40,6 +41,7 @@ import stirling.software.SPDF.model.api.user.UsernameAndPass;
 @Controller
 @Tag(name = "User", description = "User APIs")
 @RequestMapping("/api/v1/user")
+@Slf4j
 public class UserController {
 
     @Autowired private UserService userService;
@@ -191,13 +193,11 @@ public class UserController {
         Map<String, String[]> paramMap = request.getParameterMap();
         Map<String, String> updates = new HashMap<>();
 
-        System.out.println("Received parameter map: " + paramMap);
-
         for (Map.Entry<String, String[]> entry : paramMap.entrySet()) {
             updates.put(entry.getKey(), entry.getValue()[0]);
         }
 
-        System.out.println("Processed updates: " + updates);
+        log.debug("Processed updates: " + updates);
 
         // Assuming you have a method in userService to update the settings for a user
         userService.updateUserSettings(principal.getName(), updates);
@@ -209,7 +209,7 @@ public class UserController {
     @PostMapping("/admin/saveUser")
     public RedirectView saveUser(
             @RequestParam(name = "username", required = true) String username,
-            @RequestParam(name = "password", required = true) String password,
+            @RequestParam(name = "password", required = false) String password,
             @RequestParam(name = "role") String role,
             @RequestParam(name = "authType") String authType,
             @RequestParam(name = "forceChange", required = false, defaultValue = "false")

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToPDFA.java

@@ -1,22 +1,15 @@
 package stirling.software.SPDF.controller.api.converters;
 
-import java.io.ByteArrayOutputStream;
 import java.io.FileOutputStream;
 import java.io.OutputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.stream.Collectors;
 
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
-import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
-import org.apache.pdfbox.pdmodel.interactive.form.PDField;
-import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -29,7 +22,6 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
 import stirling.software.SPDF.model.api.converters.PdfToPdfARequest;
-import stirling.software.SPDF.service.CustomPDDocumentFactory;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
 import stirling.software.SPDF.utils.WebResponseUtils;
@@ -41,13 +33,6 @@ public class ConvertPDFToPDFA {
 
     private static final Logger logger = LoggerFactory.getLogger(ConvertPDFToPDFA.class);
 
-    private final CustomPDDocumentFactory pdfDocumentFactory;
-
-    @Autowired
-    public ConvertPDFToPDFA(CustomPDDocumentFactory pdfDocumentFactory) {
-        this.pdfDocumentFactory = pdfDocumentFactory;
-    }
-
     @PostMapping(consumes = "multipart/form-data", value = "/pdf/pdfa")
     @Operation(
             summary = "Convert a PDF to a PDF/A",
@@ -61,32 +46,7 @@ public class ConvertPDFToPDFA {
         // Convert MultipartFile to byte[]
         byte[] pdfBytes = inputFile.getBytes();
 
-        // Load the PDF document
-        PDDocument document = pdfDocumentFactory.load(pdfBytes);
-
-        // Get the document catalog
-        PDDocumentCatalog catalog = document.getDocumentCatalog();
-
-        // Get the AcroForm
-        PDAcroForm acroForm = catalog.getAcroForm();
-        if (acroForm != null) {
-            // Remove signature fields safely
-            List<PDField> fieldsToRemove =
-                    acroForm.getFields().stream()
-                            .filter(field -> field instanceof PDSignatureField)
-                            .collect(Collectors.toList());
-
-            if (!fieldsToRemove.isEmpty()) {
-                acroForm.flatten(fieldsToRemove, false);
-
-                ByteArrayOutputStream baos = new ByteArrayOutputStream();
-                document.save(baos);
-                pdfBytes = baos.toByteArray();
-            }
-        }
-        document.close();
-
-        // Save the uploaded (and possibly modified) file to a temporary location
+        // Save the uploaded file to a temporary location
         Path tempInputFile = Files.createTempFile("input_", ".pdf");
         try (OutputStream outputStream = new FileOutputStream(tempInputFile.toFile())) {
             outputStream.write(pdfBytes);
@@ -95,28 +55,37 @@ public class ConvertPDFToPDFA {
         // Prepare the output file path
         Path tempOutputFile = Files.createTempFile("output_", ".pdf");
 
-        // Prepare the OCRmyPDF command
+        // Prepare the ghostscript command
         List<String> command = new ArrayList<>();
-        command.add("ocrmypdf");
-        command.add("--skip-text");
-        command.add("--tesseract-timeout=0");
-        command.add("--output-type");
-        command.add(outputFormat.toString());
-        command.add(tempInputFile.toString());
+        command.add("gs");
+        command.add("-dPDFA=" + ("pdfa".equals(outputFormat) ? "2" : "1"));
+        command.add("-dNOPAUSE");
+        command.add("-dBATCH");
+        command.add("-sColorConversionStrategy=sRGB");
+        command.add("-sDEVICE=pdfwrite");
+        command.add("-dPDFACompatibilityPolicy=2");
+        command.add("-o");
         command.add(tempOutputFile.toString());
+        command.add(tempInputFile.toString());
 
         ProcessExecutorResult returnCode =
-                ProcessExecutor.getInstance(ProcessExecutor.Processes.OCR_MY_PDF)
+                ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT)
                         .runCommandWithOutputHandling(command);
 
+        if (returnCode.getRc() != 0) {
+            logger.info(
+                    outputFormat + " conversion failed with return code: " + returnCode.getRc());
+        }
+
         try {
-            PDDocument doc = pdfDocumentFactory.load(tempOutputFile.toFile());
+            byte[] pdfBytesOutput = Files.readAllBytes(tempOutputFile);
             // Return the optimized PDF as a response
             String outputFilename =
                     Filenames.toSimpleFileName(inputFile.getOriginalFilename())
                                     .replaceFirst("[.][^.]+$", "")
                             + "_PDFA.pdf";
-            return WebResponseUtils.pdfDocToWebResponse(doc, outputFilename);
+            return WebResponseUtils.bytesToWebResponse(
+                    pdfBytesOutput, outputFilename, MediaType.APPLICATION_PDF);
         } finally {
             // Clean up the temporary files
             Files.deleteIfExists(tempInputFile);

src/main/java/stirling/software/SPDF/controller/api/misc/ExtractImagesController.java

@@ -60,8 +60,6 @@ public class ExtractImagesController {
         MultipartFile file = request.getFileInput();
         String format = request.getFormat();
         boolean allowDuplicates = request.isAllowDuplicates();
-        System.out.println(
-                System.currentTimeMillis() + " file=" + file.getName() + ", format=" + format);
         PDDocument document = Loader.loadPDF(file.getBytes());
 
         // Determine if multithreading should be used based on PDF size or number of pages
@@ -90,22 +88,35 @@ public class ExtractImagesController {
             // Iterate over each page
             for (int pgNum = 0; pgNum < document.getPages().getCount(); pgNum++) {
                 PDPage page = document.getPage(pgNum);
-                int pageNum = document.getPages().indexOf(page) + 1;
-                // Submit a task for processing each page
                 Future<Void> future =
                         executor.submit(
                                 () -> {
-                                    extractImagesFromPage(
-                                            page,
-                                            format,
-                                            filename,
-                                            pageNum,
-                                            processedImages,
-                                            zos,
-                                            allowDuplicates);
-                                    return null;
+                                    // Use the page number directly from the iterator, so no need to
+                                    // calculate manually
+                                    int pageNum = document.getPages().indexOf(page) + 1;
+
+                                    try {
+                                        // Call the image extraction method for each page
+                                        extractImagesFromPage(
+                                                page,
+                                                format,
+                                                filename,
+                                                pageNum,
+                                                processedImages,
+                                                zos,
+                                                allowDuplicates);
+                                    } catch (IOException e) {
+                                        // Log the error and continue processing other pages
+                                        logger.error(
+                                                "Error extracting images from page {}: {}",
+                                                pageNum,
+                                                e.getMessage());
+                                    }
+
+                                    return null; // Callable requires a return type
                                 });
 
+                // Add the Future object to the list to track completion
                 futures.add(future);
             }
 

src/main/java/stirling/software/SPDF/controller/api/misc/PrintFileController.java

@@ -26,11 +26,13 @@ import org.springframework.web.multipart.MultipartFile;
 
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.model.api.misc.PrintFileRequest;
 
 @RestController
 @RequestMapping("/api/v1/misc")
 @Tag(name = "Misc", description = "Miscellaneous APIs")
+@Slf4j
 public class PrintFileController {
 
     // TODO
@@ -59,7 +61,7 @@ public class PrintFileController {
                                             new IllegalArgumentException(
                                                     "No matching printer found"));
 
-            System.out.println("Selected Printer: " + selectedService.getName());
+            log.info("Selected Printer: " + selectedService.getName());
 
             if ("application/pdf".equals(contentType)) {
                 PDDocument document = Loader.loadPDF(file.getBytes());

src/main/java/stirling/software/SPDF/controller/api/misc/ReplaceAndInvertColorController.java

@@ -0,0 +1,55 @@
+package stirling.software.SPDF.controller.api.misc;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import io.swagger.v3.oas.annotations.Operation;
+
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvertColorRequest;
+import stirling.software.SPDF.service.misc.ReplaceAndInvertColorService;
+
+@RestController
+@RequestMapping("/api/v1/misc")
+public class ReplaceAndInvertColorController {
+
+    private ReplaceAndInvertColorService replaceAndInvertColorService;
+
+    @Autowired
+    public ReplaceAndInvertColorController(
+            ReplaceAndInvertColorService replaceAndInvertColorService) {
+        this.replaceAndInvertColorService = replaceAndInvertColorService;
+    }
+
+    @PostMapping(consumes = "multipart/form-data", value = "/replace-invert-pdf")
+    @Operation(
+            summary = "Replace-Invert Color PDF",
+            description =
+                    "This endpoint accepts a PDF file and option of invert all colors or replace text and background colors. Input:PDF Output:PDF Type:SISO")
+    public ResponseEntity<InputStreamResource> replaceAndInvertColor(
+            @ModelAttribute ReplaceAndInvertColorRequest replaceAndInvertColorRequest)
+            throws IOException {
+
+        InputStreamResource resource =
+                replaceAndInvertColorService.replaceAndInvertColor(
+                        replaceAndInvertColorRequest.getFileInput(),
+                        replaceAndInvertColorRequest.getReplaceAndInvertOption(),
+                        replaceAndInvertColorRequest.getHighContrastColorCombination(),
+                        replaceAndInvertColorRequest.getBackGroundColor(),
+                        replaceAndInvertColorRequest.getTextColor());
+
+        // Return the modified PDF as a downloadable file
+        return ResponseEntity.ok()
+                .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=inverted.pdf")
+                .contentType(MediaType.APPLICATION_PDF)
+                .body(resource);
+    }
+}

src/main/java/stirling/software/SPDF/controller/api/security/RedactController.java

@@ -58,7 +58,6 @@ public class RedactController {
         float customPadding = request.getCustomPadding();
         boolean convertPDFToImage = request.isConvertPDFToImage();
 
-        System.out.println(listOfTextString);
         String[] listOfText = listOfTextString.split("\n");
         PDDocument document = pdfDocumentFactory.load(file);
 
@@ -75,7 +74,6 @@ public class RedactController {
 
         for (String text : listOfText) {
             text = text.trim();
-            System.out.println(text);
             TextFinder textFinder = new TextFinder(text, useRegex, wholeWordSearchBool);
             List<PDFText> foundTexts = textFinder.getTextLocations(document);
             redactFoundText(document, foundTexts, customPadding, redactColor);

src/main/java/stirling/software/SPDF/controller/web/ConverterWebController.java

@@ -15,7 +15,7 @@ import stirling.software.SPDF.utils.CheckProgramInstall;
 @Tag(name = "Convert", description = "Convert APIs")
 public class ConverterWebController {
 
-    @ConditionalOnExpression("#{bookAndHtmlFormatsInstalled}")
+    @ConditionalOnExpression("${bookAndHtmlFormatsInstalled}")
     @GetMapping("/book-to-pdf")
     @Hidden
     public String convertBookToPdfForm(Model model) {
@@ -60,7 +60,7 @@ public class ConverterWebController {
 
     // PDF TO......
 
-    @ConditionalOnExpression("#{bookAndHtmlFormatsInstalled}")
+    @ConditionalOnExpression("${bookAndHtmlFormatsInstalled}")
     @GetMapping("/pdf-to-book")
     @Hidden
     public String convertPdfToBookForm(Model model) {

src/main/java/stirling/software/SPDF/controller/web/GeneralWebController.java

@@ -108,6 +108,13 @@ public class GeneralWebController {
         return "split-pdf-by-sections";
     }
 
+    @GetMapping("/split-pdf-by-chapters")
+    @Hidden
+    public String splitPdfByChapters(Model model) {
+        model.addAttribute("currentPage", "split-pdf-by-chapters");
+        return "split-pdf-by-chapters";
+    }
+
     @GetMapping("/view-pdf")
     @Hidden
     public String ViewPdfForm2(Model model) {

src/main/java/stirling/software/SPDF/controller/web/OtherWebController.java

@@ -31,6 +31,13 @@ public class OtherWebController {
         return "misc/compress-pdf";
     }
 
+    @GetMapping("/replace-and-invert-color-pdf")
+    @Hidden
+    public String replaceAndInvertColorPdfForm(Model model) {
+        model.addAttribute("currentPage", "replace-invert-color-pdf");
+        return "misc/replace-color";
+    }
+
     @GetMapping("/extract-image-scans")
     @Hidden
     public ModelAndView extractImageScansForm() {

src/main/java/stirling/software/SPDF/model/ApplicationProperties.java

@@ -11,6 +11,8 @@ import org.slf4j.LoggerFactory;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.PropertySource;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
 
 import lombok.Data;
 import lombok.ToString;
@@ -24,6 +26,7 @@ import stirling.software.SPDF.model.provider.UnsupportedProviderException;
 @ConfigurationProperties(prefix = "")
 @PropertySource(value = "file:./configs/settings.yml", factory = YamlPropertySourceFactory.class)
 @Data
+@Order(Ordered.HIGHEST_PRECEDENCE)
 public class ApplicationProperties {
 
     private Legal legal = new Legal();
@@ -57,6 +60,7 @@ public class ApplicationProperties {
         private Boolean csrfDisabled;
         private InitialLogin initialLogin = new InitialLogin();
         private OAUTH2 oauth2 = new OAUTH2();
+        private SAML saml = new SAML();
         private int loginAttemptCount;
         private long loginResetTimeMinutes;
         private String loginMethod = "all";
@@ -67,6 +71,39 @@ public class ApplicationProperties {
             @ToString.Exclude private String password;
         }
 
+        @Data
+        public static class SAML {
+            private Boolean enabled = false;
+            private String entityId;
+            private String registrationId;
+            private String spBaseUrl;
+            private String idpMetadataLocation;
+            //            private KeyStore keystore;
+            private String privateKeyLocation;
+            private String certificateLocation;
+            private String singleLogoutBinding;
+            private String singleLogoutResponseUri;
+            private String signingCertificate;
+
+            //            @Data
+            //            public static class KeyStore {
+            //                private String keystoreLocation;
+            //                private String keystorePassword;
+            //                private String keyAlias;
+            //                private String keyPassword;
+            //                private String realmCertificateAlias;
+            //
+            //                public Resource getKeystoreResource() {
+            //                    if (keystoreLocation.startsWith("classpath:")) {
+            //                        return new ClassPathResource(
+            //                                keystoreLocation.substring("classpath:".length()));
+            //                    } else {
+            //                        return new FileSystemResource(keystoreLocation);
+            //                    }
+            //                }
+            //            }
+        }
+
         @Data
         public static class OAUTH2 {
             private Boolean enabled = false;
@@ -136,6 +173,7 @@ public class ApplicationProperties {
         private boolean customHTMLFiles;
         private String tessdataDir;
         private Boolean enableAlphaFunctionality;
+        private String enableAnalytics;
     }
 
     @Data
@@ -175,10 +213,12 @@ public class ApplicationProperties {
     @Data
     public static class AutomaticallyGenerated {
         @ToString.Exclude private String key;
+        private String UUID;
     }
 
     @Data
     public static class EnterpriseEdition {
+        private boolean enabled;
         @ToString.Exclude private String key;
         private CustomMetadata customMetadata = new CustomMetadata();
 

src/main/java/stirling/software/SPDF/model/api/misc/HighContrastColorCombination.java

@@ -0,0 +1,8 @@
+package stirling.software.SPDF.model.api.misc;
+
+public enum HighContrastColorCombination {
+    WHITE_TEXT_ON_BLACK,
+    BLACK_TEXT_ON_WHITE,
+    YELLOW_TEXT_ON_BLACK,
+    GREEN_TEXT_ON_BLACK,
+}

src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvert.java

@@ -0,0 +1,7 @@
+package stirling.software.SPDF.model.api.misc;
+
+public enum ReplaceAndInvert {
+    HIGH_CONTRAST_COLOR,
+    CUSTOM_COLOR,
+    FULL_INVERSION,
+}

src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvertColorRequest.java

@@ -0,0 +1,40 @@
+package stirling.software.SPDF.model.api.misc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import stirling.software.SPDF.model.api.PDFFile;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class ReplaceAndInvertColorRequest extends PDFFile {
+
+    @Schema(
+            description = "Replace and Invert color options of a pdf.",
+            allowableValues = {"HIGH_CONTRAST_COLOR", "CUSTOM_COLOR", "FULL_INVERSION"})
+    private ReplaceAndInvert replaceAndInvertOption;
+
+    @Schema(
+            description =
+                    "If HIGH_CONTRAST_COLOR option selected, then pick the default color option for text and background.",
+            allowableValues = {
+                "WHITE_TEXT_ON_BLACK",
+                "BLACK_TEXT_ON_WHITE",
+                "YELLOW_TEXT_ON_BLACK",
+                "GREEN_TEXT_ON_BLACK"
+            })
+    private HighContrastColorCombination highContrastColorCombination;
+
+    @Schema(
+            description =
+                    "If CUSTOM_COLOR option selected, then pick the custom color for background. "
+                            + "Expected color value should be 24bit decimal value of a color")
+    private String backGroundColor;
+
+    @Schema(
+            description =
+                    "If CUSTOM_COLOR option selected, then pick the custom color for text. "
+                            + "Expected color value should be 24bit decimal value of a color")
+    private String textColor;
+}

src/main/java/stirling/software/SPDF/pdf/TextFinder.java

@@ -10,8 +10,10 @@ import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.text.PDFTextStripper;
 import org.apache.pdfbox.text.TextPosition;
 
+import lombok.extern.slf4j.Slf4j;
 import stirling.software.SPDF.model.PDFText;
 
+@Slf4j
 public class TextFinder extends PDFTextStripper {
 
     private final String searchText;
@@ -92,7 +94,7 @@ public class TextFinder extends PDFTextStripper {
 
     public List<PDFText> getTextLocations(PDDocument document) throws Exception {
         this.getText(document);
-        System.out.println(
+        log.debug(
                 "Found "
                         + textOccurrences.size()
                         + " occurrences of '"

src/main/java/stirling/software/SPDF/service/CustomPDDocumentFactory.java

@@ -7,17 +7,20 @@ import java.io.InputStream;
 
 import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.web.multipart.MultipartFile;
 
-import stirling.software.SPDF.config.PdfMetadataService;
 import stirling.software.SPDF.model.PdfMetadata;
 import stirling.software.SPDF.model.api.PDFFile;
 
 @Component
 public class CustomPDDocumentFactory {
 
+    private static final Logger logger = LoggerFactory.getLogger(CustomPDDocumentFactory.class);
+
     private final PdfMetadataService pdfMetadataService;
 
     @Autowired
@@ -71,6 +74,7 @@ public class CustomPDDocumentFactory {
     public PDDocument load(byte[] input) throws IOException {
         PDDocument document = Loader.loadPDF(input);
         pdfMetadataService.setDefaultMetadata(document);
+        removezeropassword(document);
         return document;
     }
 
@@ -96,5 +100,17 @@ public class CustomPDDocumentFactory {
         return document;
     }
 
+    private PDDocument removezeropassword(PDDocument document) throws IOException {
+        if (document.isEncrypted()) {
+            try {
+                logger.info("Removing security from the source document");
+                document.setAllSecurityToBeRemoved(true);
+            } catch (Exception e) {
+                logger.warn("Cannot decrypt the pdf");
+            }
+        }
+        return document;
+    }
+
     // Add other load methods as needed, following the same pattern
 }

src/main/java/stirling/software/SPDF/service/MetricsAggregatorService.java

@@ -0,0 +1,56 @@
+package stirling.software.SPDF.service;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+import io.micrometer.core.instrument.MeterRegistry;
+import io.micrometer.core.instrument.search.Search;
+
+@Service
+public class MetricsAggregatorService {
+
+    private final MeterRegistry meterRegistry;
+    private final PostHogService postHogService;
+    private final Map<String, Double> lastSentMetrics = new ConcurrentHashMap<>();
+
+    @Autowired
+    public MetricsAggregatorService(MeterRegistry meterRegistry, PostHogService postHogService) {
+        this.meterRegistry = meterRegistry;
+        this.postHogService = postHogService;
+    }
+
+    @Scheduled(fixedRate = 900000) // Run every 15 minutes
+    public void aggregateAndSendMetrics() {
+        Map<String, Object> metrics = new HashMap<>();
+        Search.in(meterRegistry)
+                .name("http.requests")
+                .counters()
+                .forEach(
+                        counter -> {
+                            String key =
+                                    String.format(
+                                            "http_requests_%s_%s",
+                                            counter.getId().getTag("method"),
+                                            counter.getId().getTag("uri").replace("/", "_"));
+
+                            double currentCount = counter.count();
+                            double lastCount = lastSentMetrics.getOrDefault(key, 0.0);
+                            double difference = currentCount - lastCount;
+
+                            if (difference > 0) {
+                                metrics.put(key, difference);
+                                lastSentMetrics.put(key, currentCount);
+                            }
+                        });
+
+        // Send aggregated metrics to PostHog
+        if (!metrics.isEmpty()) {
+            postHogService.captureEvent("aggregated_metrics", metrics);
+        }
+    }
+}

src/main/java/stirling/software/SPDF/service/PdfMetadataService.java

@@ -1,4 +1,4 @@
-package stirling.software.SPDF.config;
+package stirling.software.SPDF.service;
 
 import java.util.Calendar;
 
@@ -15,16 +15,16 @@ import stirling.software.SPDF.model.PdfMetadata;
 public class PdfMetadataService {
 
     private final ApplicationProperties applicationProperties;
-    private final String appVersion;
+    private final String stirlingPDFLabel;
     private final UserServiceInterface userService;
 
     @Autowired
     public PdfMetadataService(
             ApplicationProperties applicationProperties,
-            @Qualifier("appVersion") String appVersion,
+            @Qualifier("StirlingPDFLabel") String stirlingPDFLabel,
             @Autowired(required = false) UserServiceInterface userService) {
         this.applicationProperties = applicationProperties;
-        this.appVersion = appVersion;
+        this.stirlingPDFLabel = stirlingPDFLabel;
         this.userService = userService;
     }
 
@@ -59,51 +59,40 @@ public class PdfMetadataService {
 
     private void setNewDocumentMetadata(PDDocument pdf, PdfMetadata pdfMetadata) {
 
-        String creator = "Stirling-PDF";
+        String creator = stirlingPDFLabel;
 
-        //        if (applicationProperties
-        //                .getEnterpriseEdition()
-        //                .getCustomMetadata()
-        //                .isAutoUpdateMetadata()) {
+        if (applicationProperties
+                .getEnterpriseEdition()
+                .getCustomMetadata()
+                .isAutoUpdateMetadata()) {
 
-        // producer =
-        //
-        // applicationProperties.getEnterpriseEdition().getCustomMetadata().getProducer();
-        // creator =
-        // applicationProperties.getEnterpriseEdition().getCustomMetadata().getCreator();
-        // title = applicationProperties.getEnterpriseEdition().getCustomMetadata().getTitle();
+            creator = applicationProperties.getEnterpriseEdition().getCustomMetadata().getCreator();
+            pdf.getDocumentInformation().setProducer(stirlingPDFLabel);
+        }
 
-        //            if ("{filename}".equals(title)) {
-        //                title = "Filename"; // Replace with actual filename logic
-        //            } else if ("{unchanged}".equals(title)) {
-        //                title = pdfMetadata.getTitle(); // Keep the original title
-        //            }
-        //        }
-
-        pdf.getDocumentInformation().setCreator(creator + " " + appVersion);
+        pdf.getDocumentInformation().setCreator(creator);
         pdf.getDocumentInformation().setCreationDate(Calendar.getInstance());
     }
 
     private void setCommonMetadata(PDDocument pdf, PdfMetadata pdfMetadata) {
-        String producer = "Stirling-PDF";
         String title = pdfMetadata.getTitle();
         pdf.getDocumentInformation().setTitle(title);
-        pdf.getDocumentInformation().setProducer(producer + " " + appVersion);
+        pdf.getDocumentInformation().setProducer(stirlingPDFLabel);
         pdf.getDocumentInformation().setSubject(pdfMetadata.getSubject());
         pdf.getDocumentInformation().setKeywords(pdfMetadata.getKeywords());
         pdf.getDocumentInformation().setModificationDate(Calendar.getInstance());
 
         String author = pdfMetadata.getAuthor();
-        // if (applicationProperties
-        //        .getEnterpriseEdition()
-        //        .getCustomMetadata()
-        //        .isAutoUpdateMetadata()) {
-        //    author = applicationProperties.getEnterpriseEdition().getCustomMetadata().getAuthor();
+        if (applicationProperties
+                .getEnterpriseEdition()
+                .getCustomMetadata()
+                .isAutoUpdateMetadata()) {
+            author = applicationProperties.getEnterpriseEdition().getCustomMetadata().getAuthor();
 
-        // if (userService != null) {
-        //    author = author.replace("username", userService.getCurrentUsername());
-        // }
-        // }
+            if (userService != null) {
+                author = author.replace("username", userService.getCurrentUsername());
+            }
+        }
         pdf.getDocumentInformation().setAuthor(author);
     }
 }

src/main/java/stirling/software/SPDF/service/PostHogService.java

@@ -0,0 +1,379 @@
+package stirling.software.SPDF.service;
+
+import java.io.File;
+import java.lang.management.*;
+import java.net.InetAddress;
+import java.net.NetworkInterface;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+import java.util.TimeZone;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.stereotype.Service;
+
+import com.posthog.java.PostHog;
+
+import stirling.software.SPDF.model.ApplicationProperties;
+
+@Service
+public class PostHogService {
+    private final PostHog postHog;
+    private final String uniqueId;
+    private final ApplicationProperties applicationProperties;
+
+    @Autowired
+    public PostHogService(
+            PostHog postHog,
+            @Qualifier("UUID") String uuid,
+            ApplicationProperties applicationProperties) {
+        this.postHog = postHog;
+        this.uniqueId = uuid;
+        this.applicationProperties = applicationProperties;
+        captureSystemInfo();
+    }
+
+    private void captureSystemInfo() {
+        if (!Boolean.getBoolean(applicationProperties.getSystem().getEnableAnalytics())) {
+            return;
+        }
+        try {
+            postHog.capture(uniqueId, "system_info_captured", captureServerMetrics());
+        } catch (Exception e) {
+            // Handle exceptions
+        }
+    }
+
+    public void captureEvent(String eventName, Map<String, Object> properties) {
+        if (!Boolean.getBoolean(applicationProperties.getSystem().getEnableAnalytics())) {
+            return;
+        }
+        postHog.capture(uniqueId, eventName, properties);
+    }
+
+    public Map<String, Object> captureServerMetrics() {
+        Map<String, Object> metrics = new HashMap<>();
+
+        try {
+            // System info
+            metrics.put("os_name", System.getProperty("os.name"));
+            metrics.put("os_version", System.getProperty("os.version"));
+            metrics.put("java_version", System.getProperty("java.version"));
+            metrics.put("user_name", System.getProperty("user.name"));
+            metrics.put("user_home", System.getProperty("user.home"));
+            metrics.put("user_dir", System.getProperty("user.dir"));
+
+            // CPU and Memory
+            metrics.put("cpu_cores", Runtime.getRuntime().availableProcessors());
+            metrics.put("total_memory", Runtime.getRuntime().totalMemory());
+            metrics.put("free_memory", Runtime.getRuntime().freeMemory());
+
+            // Network and Server Identity
+            InetAddress localHost = InetAddress.getLocalHost();
+            metrics.put("ip_address", localHost.getHostAddress());
+            metrics.put("hostname", localHost.getHostName());
+            metrics.put("mac_address", getMacAddress());
+
+            // JVM info
+            metrics.put("jvm_vendor", System.getProperty("java.vendor"));
+            metrics.put("jvm_version", System.getProperty("java.vm.version"));
+
+            // Locale and Timezone
+            metrics.put("system_language", System.getProperty("user.language"));
+            metrics.put("system_country", System.getProperty("user.country"));
+            metrics.put("timezone", TimeZone.getDefault().getID());
+            metrics.put("locale", Locale.getDefault().toString());
+
+            // Disk info
+            File root = new File(".");
+            metrics.put("total_disk_space", root.getTotalSpace());
+            metrics.put("free_disk_space", root.getFreeSpace());
+
+            // Process info
+            metrics.put("process_id", ProcessHandle.current().pid());
+
+            // JVM metrics
+            RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
+            metrics.put("jvm_uptime_ms", runtimeMXBean.getUptime());
+            metrics.put("jvm_start_time", runtimeMXBean.getStartTime());
+
+            // Memory metrics
+            MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
+            metrics.put("heap_memory_usage", memoryMXBean.getHeapMemoryUsage().getUsed());
+            metrics.put("non_heap_memory_usage", memoryMXBean.getNonHeapMemoryUsage().getUsed());
+
+            // CPU metrics
+            OperatingSystemMXBean osMXBean = ManagementFactory.getOperatingSystemMXBean();
+            metrics.put("system_load_average", osMXBean.getSystemLoadAverage());
+
+            // Thread metrics
+            ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
+            metrics.put("thread_count", threadMXBean.getThreadCount());
+            metrics.put("daemon_thread_count", threadMXBean.getDaemonThreadCount());
+            metrics.put("peak_thread_count", threadMXBean.getPeakThreadCount());
+
+            // Garbage collection metrics
+            for (GarbageCollectorMXBean gcBean : ManagementFactory.getGarbageCollectorMXBeans()) {
+                metrics.put("gc_" + gcBean.getName() + "_count", gcBean.getCollectionCount());
+                metrics.put("gc_" + gcBean.getName() + "_time", gcBean.getCollectionTime());
+            }
+
+            // Network interfaces
+            metrics.put("network_interfaces", getNetworkInterfacesInfo());
+
+            // Docker detection and stats
+            boolean isDocker = isRunningInDocker();
+            metrics.put("is_docker", isDocker);
+            if (isDocker) {
+                metrics.put("docker_metrics", getDockerMetrics());
+            }
+            metrics.put("application_properties", captureApplicationProperties());
+
+        } catch (Exception e) {
+            metrics.put("error", e.getMessage());
+        }
+
+        return metrics;
+    }
+
+    private boolean isRunningInDocker() {
+        return Files.exists(Paths.get("/.dockerenv"));
+    }
+
+    private Map<String, Object> getDockerMetrics() {
+        Map<String, Object> dockerMetrics = new HashMap<>();
+
+        // Network-related Docker info
+        dockerMetrics.put("docker_network_mode", System.getenv("DOCKER_NETWORK_MODE"));
+
+        // Container name (if set)
+        String containerName = System.getenv("CONTAINER_NAME");
+        if (containerName != null && !containerName.isEmpty()) {
+            dockerMetrics.put("container_name", containerName);
+        }
+
+        // Docker compose information
+        String composeProject = System.getenv("COMPOSE_PROJECT_NAME");
+        String composeService = System.getenv("COMPOSE_SERVICE_NAME");
+        if (composeProject != null && composeService != null) {
+            dockerMetrics.put("compose_project", composeProject);
+            dockerMetrics.put("compose_service", composeService);
+        }
+
+        // Kubernetes-specific info (if running in K8s)
+        String k8sPodName = System.getenv("KUBERNETES_POD_NAME");
+        if (k8sPodName != null) {
+            dockerMetrics.put("k8s_pod_name", k8sPodName);
+            dockerMetrics.put("k8s_namespace", System.getenv("KUBERNETES_NAMESPACE"));
+            dockerMetrics.put("k8s_node_name", System.getenv("KUBERNETES_NODE_NAME"));
+        }
+
+        // New environment variables
+        dockerMetrics.put("version_tag", System.getenv("VERSION_TAG"));
+        dockerMetrics.put("docker_enable_security", System.getenv("DOCKER_ENABLE_SECURITY"));
+        dockerMetrics.put("fat_docker", System.getenv("FAT_DOCKER"));
+
+        return dockerMetrics;
+    }
+
+    private void addIfNotEmpty(Map<String, Object> map, String key, Object value) {
+        if (value != null) {
+            if (value instanceof String) {
+                String strValue = (String) value;
+                if (!StringUtils.isBlank(strValue)) {
+                    map.put(key, strValue.trim());
+                }
+            } else {
+                map.put(key, value);
+            }
+        }
+    }
+
+    public Map<String, Object> captureApplicationProperties() {
+        Map<String, Object> properties = new HashMap<>();
+
+        // Capture Legal properties
+        addIfNotEmpty(
+                properties,
+                "legal_termsAndConditions",
+                applicationProperties.getLegal().getTermsAndConditions());
+        addIfNotEmpty(
+                properties,
+                "legal_privacyPolicy",
+                applicationProperties.getLegal().getPrivacyPolicy());
+        addIfNotEmpty(
+                properties,
+                "legal_accessibilityStatement",
+                applicationProperties.getLegal().getAccessibilityStatement());
+        addIfNotEmpty(
+                properties,
+                "legal_cookiePolicy",
+                applicationProperties.getLegal().getCookiePolicy());
+        addIfNotEmpty(
+                properties, "legal_impressum", applicationProperties.getLegal().getImpressum());
+
+        // Capture Security properties
+        addIfNotEmpty(
+                properties,
+                "security_enableLogin",
+                applicationProperties.getSecurity().getEnableLogin());
+        addIfNotEmpty(
+                properties,
+                "security_csrfDisabled",
+                applicationProperties.getSecurity().getCsrfDisabled());
+        addIfNotEmpty(
+                properties,
+                "security_loginAttemptCount",
+                applicationProperties.getSecurity().getLoginAttemptCount());
+        addIfNotEmpty(
+                properties,
+                "security_loginResetTimeMinutes",
+                applicationProperties.getSecurity().getLoginResetTimeMinutes());
+        addIfNotEmpty(
+                properties,
+                "security_loginMethod",
+                applicationProperties.getSecurity().getLoginMethod());
+
+        // Capture OAuth2 properties (excluding sensitive information)
+        addIfNotEmpty(
+                properties,
+                "security_oauth2_enabled",
+                applicationProperties.getSecurity().getOauth2().getEnabled());
+        if (applicationProperties.getSecurity().getOauth2().getEnabled()) {
+            addIfNotEmpty(
+                    properties,
+                    "security_oauth2_autoCreateUser",
+                    applicationProperties.getSecurity().getOauth2().getAutoCreateUser());
+            addIfNotEmpty(
+                    properties,
+                    "security_oauth2_blockRegistration",
+                    applicationProperties.getSecurity().getOauth2().getBlockRegistration());
+            addIfNotEmpty(
+                    properties,
+                    "security_oauth2_useAsUsername",
+                    applicationProperties.getSecurity().getOauth2().getUseAsUsername());
+            addIfNotEmpty(
+                    properties,
+                    "security_oauth2_provider",
+                    applicationProperties.getSecurity().getOauth2().getProvider());
+        }
+        // Capture System properties
+        addIfNotEmpty(
+                properties,
+                "system_defaultLocale",
+                applicationProperties.getSystem().getDefaultLocale());
+        addIfNotEmpty(
+                properties,
+                "system_googlevisibility",
+                applicationProperties.getSystem().getGooglevisibility());
+        addIfNotEmpty(
+                properties, "system_showUpdate", applicationProperties.getSystem().isShowUpdate());
+        addIfNotEmpty(
+                properties,
+                "system_showUpdateOnlyAdmin",
+                applicationProperties.getSystem().getShowUpdateOnlyAdmin());
+        addIfNotEmpty(
+                properties,
+                "system_customHTMLFiles",
+                applicationProperties.getSystem().isCustomHTMLFiles());
+        addIfNotEmpty(
+                properties,
+                "system_tessdataDir",
+                applicationProperties.getSystem().getTessdataDir());
+        addIfNotEmpty(
+                properties,
+                "system_enableAlphaFunctionality",
+                applicationProperties.getSystem().getEnableAlphaFunctionality());
+        addIfNotEmpty(
+                properties,
+                "system_enableAnalytics",
+                applicationProperties.getSystem().getEnableAnalytics());
+
+        // Capture UI properties
+        addIfNotEmpty(properties, "ui_appName", applicationProperties.getUi().getAppName());
+        addIfNotEmpty(
+                properties,
+                "ui_homeDescription",
+                applicationProperties.getUi().getHomeDescription());
+        addIfNotEmpty(
+                properties, "ui_appNameNavbar", applicationProperties.getUi().getAppNameNavbar());
+
+        // Capture Metrics properties
+        addIfNotEmpty(
+                properties, "metrics_enabled", applicationProperties.getMetrics().getEnabled());
+
+        // Capture EnterpriseEdition properties
+        addIfNotEmpty(
+                properties,
+                "enterpriseEdition_enabled",
+                applicationProperties.getEnterpriseEdition().isEnabled());
+        if (applicationProperties.getEnterpriseEdition().isEnabled()) {
+            addIfNotEmpty(
+                    properties,
+                    "enterpriseEdition_customMetadata_autoUpdateMetadata",
+                    applicationProperties
+                            .getEnterpriseEdition()
+                            .getCustomMetadata()
+                            .isAutoUpdateMetadata());
+            addIfNotEmpty(
+                    properties,
+                    "enterpriseEdition_customMetadata_author",
+                    applicationProperties.getEnterpriseEdition().getCustomMetadata().getAuthor());
+            addIfNotEmpty(
+                    properties,
+                    "enterpriseEdition_customMetadata_creator",
+                    applicationProperties.getEnterpriseEdition().getCustomMetadata().getCreator());
+            addIfNotEmpty(
+                    properties,
+                    "enterpriseEdition_customMetadata_producer",
+                    applicationProperties.getEnterpriseEdition().getCustomMetadata().getProducer());
+        }
+        // Capture AutoPipeline properties
+        addIfNotEmpty(
+                properties,
+                "autoPipeline_outputFolder",
+                applicationProperties.getAutoPipeline().getOutputFolder());
+
+        return properties;
+    }
+
+    private String getMacAddress() {
+        try {
+            Enumeration<NetworkInterface> networkInterfaces =
+                    NetworkInterface.getNetworkInterfaces();
+            while (networkInterfaces.hasMoreElements()) {
+                NetworkInterface ni = networkInterfaces.nextElement();
+                byte[] hardwareAddress = ni.getHardwareAddress();
+                if (hardwareAddress != null) {
+                    String[] hexadecimal = new String[hardwareAddress.length];
+                    for (int i = 0; i < hardwareAddress.length; i++) {
+                        hexadecimal[i] = String.format("%02X", hardwareAddress[i]);
+                    }
+                    return String.join("-", hexadecimal);
+                }
+            }
+        } catch (Exception e) {
+            // Handle exception
+        }
+        return "Unknown";
+    }
+
+    private Map<String, String> getNetworkInterfacesInfo() {
+        Map<String, String> interfacesInfo = new HashMap<>();
+        try {
+            Enumeration<NetworkInterface> nets = NetworkInterface.getNetworkInterfaces();
+            while (nets.hasMoreElements()) {
+                NetworkInterface netint = nets.nextElement();
+                interfacesInfo.put(netint.getName(), netint.getDisplayName());
+            }
+        } catch (Exception e) {
+            interfacesInfo.put("error", e.getMessage());
+        }
+        return interfacesInfo;
+    }
+}

src/main/java/stirling/software/SPDF/service/misc/ReplaceAndInvertColorService.java

@@ -0,0 +1,42 @@
+package stirling.software.SPDF.service.misc;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.Factories.ReplaceAndInvertColorFactory;
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy;
+
+@Service
+public class ReplaceAndInvertColorService {
+    private ReplaceAndInvertColorFactory replaceAndInvertColorFactory;
+
+    @Autowired
+    public ReplaceAndInvertColorService(ReplaceAndInvertColorFactory replaceAndInvertColorFactory) {
+        this.replaceAndInvertColorFactory = replaceAndInvertColorFactory;
+    }
+
+    public InputStreamResource replaceAndInvertColor(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvertOption,
+            HighContrastColorCombination highContrastColorCombination,
+            String backGroundColor,
+            String textColor)
+            throws IOException {
+
+        ReplaceAndInvertColorStrategy replaceColorStrategy =
+                replaceAndInvertColorFactory.replaceAndInvert(
+                        file,
+                        replaceAndInvertOption,
+                        highContrastColorCombination,
+                        backGroundColor,
+                        textColor);
+
+        return replaceColorStrategy.replace();
+    }
+}

src/main/java/stirling/software/SPDF/utils/GeneralUtils.java

@@ -5,18 +5,28 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
+import java.net.InetAddress;
 import java.net.MalformedURLException;
+import java.net.NetworkInterface;
 import java.net.URI;
 import java.net.URL;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.FileVisitResult;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.SimpleFileVisitor;
 import java.nio.file.attribute.BasicFileAttributes;
+import java.security.MessageDigest;
 import java.util.ArrayList;
+import java.util.Enumeration;
 import java.util.List;
+import java.util.UUID;
 
+import org.simpleyaml.configuration.file.YamlFile;
+import org.simpleyaml.configuration.file.YamlFileWrapper;
+import org.simpleyaml.configuration.implementation.SimpleYamlImplementation;
+import org.simpleyaml.configuration.implementation.snakeyaml.lib.DumperOptions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.web.multipart.MultipartFile;
@@ -262,4 +272,81 @@ public class GeneralUtils {
         }
         return true;
     }
+
+    public static boolean isValidUUID(String uuid) {
+        if (uuid == null) {
+            return false;
+        }
+        try {
+            UUID.fromString(uuid);
+            return true;
+        } catch (IllegalArgumentException e) {
+            return false;
+        }
+    }
+
+    public static void saveKeyToConfig(String id, String key) throws IOException {
+        saveKeyToConfig(id, key, true);
+    }
+
+    public static void saveKeyToConfig(String id, String key, boolean autoGenerated)
+            throws IOException {
+        Path path = Paths.get("configs", "settings.yml"); // Target the configs/settings.yml
+
+        final YamlFile settingsYml = new YamlFile(path.toFile());
+        DumperOptions yamlOptionssettingsYml =
+                ((SimpleYamlImplementation) settingsYml.getImplementation()).getDumperOptions();
+        yamlOptionssettingsYml.setSplitLines(false);
+
+        settingsYml.loadWithComments();
+
+        YamlFileWrapper writer = settingsYml.path(id).set(key);
+        if (autoGenerated) {
+            writer.comment("# Automatically Generated Settings (Do Not Edit Directly)");
+        }
+        settingsYml.save();
+    }
+
+    public static String generateMachineFingerprint() {
+        try {
+            // Get the MAC address
+            StringBuilder sb = new StringBuilder();
+            InetAddress ip = InetAddress.getLocalHost();
+            NetworkInterface network = NetworkInterface.getByInetAddress(ip);
+
+            if (network == null) {
+                Enumeration<NetworkInterface> networks = NetworkInterface.getNetworkInterfaces();
+                while (networks.hasMoreElements()) {
+                    NetworkInterface net = networks.nextElement();
+                    byte[] mac = net.getHardwareAddress();
+                    if (mac != null) {
+                        for (int i = 0; i < mac.length; i++) {
+                            sb.append(String.format("%02X", mac[i]));
+                        }
+                        break; // Use the first network interface with a MAC address
+                    }
+                }
+            } else {
+                byte[] mac = network.getHardwareAddress();
+                if (mac != null) {
+                    for (int i = 0; i < mac.length; i++) {
+                        sb.append(String.format("%02X", mac[i]));
+                    }
+                }
+            }
+
+            // Hash the MAC address for privacy and consistency
+            MessageDigest md = MessageDigest.getInstance("SHA-256");
+            byte[] hash = md.digest(sb.toString().getBytes(StandardCharsets.UTF_8));
+            StringBuilder fingerprint = new StringBuilder();
+            for (byte b : hash) {
+                fingerprint.append(String.format("%02x", b));
+            }
+
+            return fingerprint.toString();
+
+        } catch (Exception e) {
+            return "GenericID";
+        }
+    }
 }

src/main/java/stirling/software/SPDF/utils/PDFToFile.java

@@ -191,7 +191,6 @@ public class PDFToFile {
             Files.deleteIfExists(tempInputFile);
             if (tempOutputDir != null) FileUtils.deleteDirectory(tempOutputDir.toFile());
         }
-        System.out.println("fileBytes=" + fileBytes.length);
         return WebResponseUtils.bytesToWebResponse(
                 fileBytes, fileName, MediaType.APPLICATION_OCTET_STREAM);
     }

src/main/java/stirling/software/SPDF/utils/RequestUriUtils.java

@@ -17,6 +17,7 @@ public class RequestUriUtils {
                 || requestURI.startsWith(contextPath + "/public/")
                 || requestURI.startsWith(contextPath + "/pdfjs/")
                 || requestURI.startsWith(contextPath + "/login")
+                || requestURI.startsWith(contextPath + "/error")
                 || requestURI.endsWith(".svg")
                 || requestURI.endsWith(".png")
                 || requestURI.endsWith(".ico")

src/main/java/stirling/software/SPDF/utils/misc/CustomColorReplaceStrategy.java

@@ -0,0 +1,163 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.PDPageTree;
+import org.apache.pdfbox.pdmodel.font.*;
+import org.apache.pdfbox.text.TextPosition;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class CustomColorReplaceStrategy extends ReplaceAndInvertColorStrategy {
+
+    private String textColor;
+    private String backgroundColor;
+    private HighContrastColorCombination highContrastColorCombination;
+
+    public CustomColorReplaceStrategy(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvert,
+            String textColor,
+            String backgroundColor,
+            HighContrastColorCombination highContrastColorCombination) {
+        super(file, replaceAndInvert);
+        this.textColor = textColor;
+        this.backgroundColor = backgroundColor;
+        this.highContrastColorCombination = highContrastColorCombination;
+    }
+
+    @Override
+    public InputStreamResource replace() throws IOException {
+
+        // If ReplaceAndInvert is HighContrastColor option, then get the colors of text and
+        // background from static
+        if (replaceAndInvert == ReplaceAndInvert.HIGH_CONTRAST_COLOR) {
+            String[] colors =
+                    HighContrastColorReplaceDecider.getColors(
+                            replaceAndInvert, highContrastColorCombination);
+            this.textColor = colors[0];
+            this.backgroundColor = colors[1];
+        }
+
+        // Create a temporary file, with the original filename from the multipart file
+        File file = File.createTempFile("temp", getFileInput().getOriginalFilename());
+
+        // Transfer the content of the multipart file to the file
+        getFileInput().transferTo(file);
+
+        try (PDDocument document = Loader.loadPDF(file)) {
+
+            PDPageTree pages = document.getPages();
+
+            for (PDPage page : pages) {
+
+                PdfTextStripperCustom pdfTextStripperCustom = new PdfTextStripperCustom();
+                // Get text positions
+                List<List<TextPosition>> charactersByArticle =
+                        pdfTextStripperCustom.processPageCustom(page);
+
+                // Begin a new content stream
+                PDPageContentStream contentStream =
+                        new PDPageContentStream(
+                                document, page, PDPageContentStream.AppendMode.APPEND, true, true);
+
+                // Set the new text color
+                contentStream.setNonStrokingColor(Color.decode(this.textColor));
+
+                // Draw the text with the new color
+                for (List<TextPosition> textPositions : charactersByArticle) {
+                    for (TextPosition text : textPositions) {
+                        // Move to the text position
+                        contentStream.beginText();
+                        contentStream.newLineAtOffset(
+                                text.getX(), page.getMediaBox().getHeight() - text.getY());
+                        PDFont font = null;
+                        String unicodeText = text.getUnicode();
+                        try {
+                            font = PDFontFactory.createFont(text.getFont().getCOSObject());
+                        } catch (IOException io) {
+                            System.out.println("Primary font not found, using fallback font.");
+                            font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
+                        }
+                        // if a character is not supported by font, then look for supported font
+                        try {
+                            byte[] bytes = font.encode(unicodeText);
+                        } catch (IOException io) {
+                            System.out.println("text could not be encoded ");
+                            font = checkSupportedFontForCharacter(unicodeText);
+                        } catch (IllegalArgumentException ie) {
+                            System.out.println("text not supported by font ");
+                            font = checkSupportedFontForCharacter(unicodeText);
+                        } finally {
+                            // if any other font is not supported, then replace default character *
+                            if (font == null) {
+                                font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
+                                unicodeText = "*";
+                            }
+                        }
+                        contentStream.setFont(font, text.getFontSize());
+                        contentStream.showText(unicodeText);
+                        contentStream.endText();
+                    }
+                }
+                // Close the content stream
+                contentStream.close();
+                // Use a content stream to overlay the background color
+                try (PDPageContentStream contentStreamBg =
+                        new PDPageContentStream(
+                                document,
+                                page,
+                                PDPageContentStream.AppendMode.PREPEND,
+                                true,
+                                true)) {
+                    // Set background color (e.g., light yellow)
+                    contentStreamBg.setNonStrokingColor(Color.decode(this.backgroundColor));
+                    contentStreamBg.addRect(
+                            0, 0, page.getMediaBox().getWidth(), page.getMediaBox().getHeight());
+                    contentStreamBg.fill();
+                }
+            }
+            // Save the modified PDF to a ByteArrayOutputStream
+            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+            document.save(byteArrayOutputStream);
+            document.close();
+
+            // Prepare the modified PDF for download
+            ByteArrayInputStream inputStream =
+                    new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+            InputStreamResource resource = new InputStreamResource(inputStream);
+            return resource;
+        }
+    }
+
+    private PDFont checkSupportedFontForCharacter(String unicodeText) {
+
+        Set<String> fonts = Standard14Fonts.getNames();
+        for (String font : fonts) {
+            Standard14Fonts.FontName fontName = Standard14Fonts.getMappedFontName(font);
+            PDFont currentFont = new PDType1Font(fontName);
+            try {
+                byte[] bytes = currentFont.encode(unicodeText);
+                return currentFont;
+            } catch (IOException io) {
+                System.out.println("text could not be encoded ");
+            } catch (IllegalArgumentException ie) {
+                System.out.println("text not supported by font ");
+            }
+        }
+        return null;
+    }
+}

src/main/java/stirling/software/SPDF/utils/misc/HighContrastColorReplaceDecider.java

@@ -0,0 +1,30 @@
+package stirling.software.SPDF.utils.misc;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class HighContrastColorReplaceDecider {
+
+    // To decide the text and background colors for High contrast color option for replace-invert
+    // color feature
+    public static String[] getColors(
+            ReplaceAndInvert replaceAndInvert,
+            HighContrastColorCombination highContrastColorCombination) {
+
+        if (highContrastColorCombination == HighContrastColorCombination.BLACK_TEXT_ON_WHITE) {
+            return new String[] {"0", "16777215"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.GREEN_TEXT_ON_BLACK) {
+            return new String[] {"65280", "0"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.WHITE_TEXT_ON_BLACK) {
+            return new String[] {"16777215", "0"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.YELLOW_TEXT_ON_BLACK) {
+
+            return new String[] {"16776960", "0"};
+        }
+
+        return null;
+    }
+}

src/main/java/stirling/software/SPDF/utils/misc/InvertFullColorStrategy.java

@@ -0,0 +1,104 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+
+import javax.imageio.ImageIO;
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
+import org.apache.pdfbox.rendering.PDFRenderer;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class InvertFullColorStrategy extends ReplaceAndInvertColorStrategy {
+
+    public InvertFullColorStrategy(MultipartFile file, ReplaceAndInvert replaceAndInvert) {
+        super(file, replaceAndInvert);
+    }
+
+    @Override
+    public InputStreamResource replace() throws IOException {
+
+        // Create a temporary file, with the original filename from the multipart file
+        File file = File.createTempFile("temp", getFileInput().getOriginalFilename());
+
+        // Transfer the content of the multipart file to the file
+        getFileInput().transferTo(file);
+
+        // Load the uploaded PDF
+        PDDocument document = Loader.loadPDF(file);
+
+        // Render each page and invert colors
+        PDFRenderer pdfRenderer = new PDFRenderer(document);
+        for (int page = 0; page < document.getNumberOfPages(); page++) {
+            BufferedImage image =
+                    pdfRenderer.renderImageWithDPI(page, 300); // Render page at 300 DPI
+
+            // Invert the colors
+            invertImageColors(image);
+
+            // Create a new PDPage from the inverted image
+            PDPage pdPage = document.getPage(page);
+            PDImageXObject pdImage =
+                    PDImageXObject.createFromFileByContent(
+                            convertToBufferedImageTpFile(image), document);
+
+            PDPageContentStream contentStream =
+                    new PDPageContentStream(
+                            document, pdPage, PDPageContentStream.AppendMode.OVERWRITE, true);
+            contentStream.drawImage(
+                    pdImage,
+                    0,
+                    0,
+                    pdPage.getMediaBox().getWidth(),
+                    pdPage.getMediaBox().getHeight());
+            contentStream.close();
+        }
+
+        // Save the modified PDF to a ByteArrayOutputStream
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        document.save(byteArrayOutputStream);
+        document.close();
+
+        // Prepare the modified PDF for download
+        ByteArrayInputStream inputStream =
+                new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+        InputStreamResource resource = new InputStreamResource(inputStream);
+        return resource;
+    }
+
+    // Method to invert image colors
+    private void invertImageColors(BufferedImage image) {
+        int width = image.getWidth();
+        int height = image.getHeight();
+        for (int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                int rgba = image.getRGB(x, y);
+                Color color = new Color(rgba, true);
+                Color invertedColor =
+                        new Color(
+                                255 - color.getRed(),
+                                255 - color.getGreen(),
+                                255 - color.getBlue());
+                image.setRGB(x, y, invertedColor.getRGB());
+            }
+        }
+    }
+
+    // Helper method to convert BufferedImage to InputStream
+    private File convertToBufferedImageTpFile(BufferedImage image) throws IOException {
+        File file = new File("image.png");
+        ImageIO.write(image, "png", file);
+        return file;
+    }
+}

src/main/java/stirling/software/SPDF/utils/misc/PdfTextStripperCustom.java

@@ -0,0 +1,36 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.geom.Rectangle2D;
+import java.io.IOException;
+import java.util.List;
+
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.text.PDFTextStripperByArea;
+import org.apache.pdfbox.text.TextPosition;
+
+public class PdfTextStripperCustom extends PDFTextStripperByArea {
+
+    /**
+     * Constructor.
+     *
+     * @throws IOException If there is an error loading properties.
+     */
+    public PdfTextStripperCustom() throws IOException {}
+
+    // To process the page text using stripper and returns the TextPosition and its values
+    public List<List<TextPosition>> processPageCustom(PDPage page) throws IOException {
+
+        addRegion(
+                "wholePage",
+                new Rectangle2D.Float(
+                        page.getMediaBox().getLowerLeftX(),
+                        page.getMediaBox().getLowerLeftY(),
+                        page.getMediaBox().getWidth(),
+                        page.getMediaBox().getHeight()));
+        extractRegions(page);
+
+        List<List<TextPosition>> textPositions = getCharactersByArticle();
+
+        return textPositions;
+    }
+}

src/main/java/stirling/software/SPDF/utils/misc/ReplaceAndInvertColorStrategy.java

@@ -0,0 +1,25 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.io.IOException;
+
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import stirling.software.SPDF.model.api.PDFFile;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public abstract class ReplaceAndInvertColorStrategy extends PDFFile {
+
+    protected ReplaceAndInvert replaceAndInvert;
+
+    public ReplaceAndInvertColorStrategy(MultipartFile file, ReplaceAndInvert replaceAndInvert) {
+        setFileInput(file);
+        setReplaceAndInvert(replaceAndInvert);
+    }
+
+    public abstract InputStreamResource replace() throws IOException;
+}

src/main/resources/application.properties

@@ -27,9 +27,9 @@ server.servlet.context-path=${SYSTEM_ROOTURIPATH:/}
 
 spring.devtools.restart.enabled=true
 spring.devtools.livereload.enabled=true
-
 spring.thymeleaf.encoding=UTF-8
 
+spring.web.resources.mime-mappings.webmanifest=application/manifest+json
 
 spring.mvc.async.request-timeout=${SYSTEM_CONNECTIONTIMEOUTMILLISECONDS:1200000}
 #spring.thymeleaf.prefix=file:/customFiles/templates/,classpath:/templates/
@@ -41,7 +41,7 @@ spring.datasource.username=sa
 spring.datasource.password=
 spring.h2.console.enabled=false
 spring.jpa.hibernate.ddl-auto=update
-
+server.servlet.session.timeout: 30m
 # Change the default URL path for OpenAPI JSON
 springdoc.api-docs.path=/v1/api-docs
 
@@ -49,3 +49,5 @@ springdoc.api-docs.path=/v1/api-docs
 springdoc.swagger-ui.url=/v1/api-docs
 
 
+posthog.api.key=phc_fiR65u5j6qmXTYL56MNrLZSWqLaDW74OrZH0Insd2xq
+posthog.host=https://eu.i.posthog.com

src/main/resources/messages_ar_AR.properties

@@ -76,6 +76,8 @@ donate=تبرع
 color=لون
 sponsor=راعٍ
 info=معلومات
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=ضبط حجم/مقياس الصفحة
 home.scalePages.desc=تغيير حجم/مقياس الصفحة و/أو محتواها.
 scalePages.tags=تغيير الحجم,تعديل,الأبعاد,تكييف
 
-home.pipeline.title=خط الأنابيب (متقدم)
+home.pipeline.title=خط الأنابيب
 home.pipeline.desc=تشغيل إجراءات متعددة على ملفات PDF عن طريق تحديد نصوص خط الأنابيب
 pipeline.tags=أتمتة,تسلسل,مبرمج,معالجة دفعات
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=إزالة الصورة
 home.removeImagePdf.desc=إزالة الصورة من PDF لتقليل حجم الملف
 removeImagePdf.tags=إزالة الصورة,عمليات الصفحة,الخلفية,جانب الخادم
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=تغيير
 #pdfToPDFA
 pdfToPDFA.title=PDF إلى PDF/A
 pdfToPDFA.header=PDF إلى PDF/A
-pdfToPDFA.credit=تستخدم هذه الخدمة OCRmyPDF لتحويل PDF/A.
+pdfToPDFA.credit=تستخدم هذه الخدمة ghostscript لتحويل PDF/A.
 pdfToPDFA.submit=تحويل
 pdfToPDFA.tip=لا يعمل حاليًا لمدخلات متعددة في وقت واحد
 pdfToPDFA.outputFormat=تنسيق الإخراج

src/main/resources/messages_bg_BG.properties

@@ -76,6 +76,8 @@ donate=Направете дарение
 color=Цвят
 sponsor=Спонсор
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Промени
 #pdfToPDFA
 pdfToPDFA.title=PDF към PDF/A
 pdfToPDFA.header=PDF към PDF/A
-pdfToPDFA.credit=Тази услуга използва OCRmyPDF за PDF/A преобразуване.
+pdfToPDFA.credit=Тази услуга използва ghostscript за PDF/A преобразуване.
 pdfToPDFA.submit=Преобразуване
 pdfToPDFA.tip=В момента не работи за няколко входа наведнъж
 pdfToPDFA.outputFormat=Изходен формат

src/main/resources/messages_ca_CA.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Adjust page size/scale
 home.scalePages.desc=Change the size/scale of page and/or its contents.
 scalePages.tags=resize,modify,dimension,adapt
 
-home.pipeline.title=Pipeline (Advanced)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Run multiple actions on PDFs by defining pipeline scripts
 pipeline.tags=automate,sequence,scripted,batch-process
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Canvia
 #pdfToPDFA
 pdfToPDFA.title=PDF a PDF/A
 pdfToPDFA.header=PDF a PDF/A
-pdfToPDFA.credit=Utilitza OCRmyPDF per la conversió a PDF/A
+pdfToPDFA.credit=Utilitza ghostscript per la conversió a PDF/A
 pdfToPDFA.submit=Converteix
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_cs_CZ.properties

@@ -76,6 +76,8 @@ donate=Přispějte
 color=Barva
 sponsor=Sponzor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Upravit velikost/škálu stránky
 home.scalePages.desc=Změnit velikost/škálu stránky a/nebo její obsah.
 scalePages.tags=změnit velikost,upravit,rozměr,přizpůsobit
 
-home.pipeline.title=Potrubí (Pokročilé)
+home.pipeline.title=Potrubí
 home.pipeline.desc=Spustit více akcí na PDF s definicí skriptů potrubí
 pipeline.tags=automatizovat,sekvence,skriptované,dávkové zpracování
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Změnit
 #pdfToPDFA
 pdfToPDFA.title=PDF na PDF/A
 pdfToPDFA.header=PDF na PDF/A
-pdfToPDFA.credit=Tato služba používá OCRmyPDF pro konverzi do formátu PDF/A
+pdfToPDFA.credit=Tato služba používá ghostscript pro konverzi do formátu PDF/A
 pdfToPDFA.submit=Převést
 pdfToPDFA.tip=V současné době nepracuje pro více vstupů najednou
 pdfToPDFA.outputFormat=Výstupní formát

src/main/resources/messages_da_DK.properties

@@ -76,6 +76,8 @@ donate=Donér
 color=Farve
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Fjern billede
 home.removeImagePdf.desc=Fjern billede fra PDF for at reducere filstørrelse
 removeImagePdf.tags=Fjern Billede,Sideoperationer,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Ændre
 #pdfToPDFA
 pdfToPDFA.title=PDF Til PDF/A
 pdfToPDFA.header=PDF Til PDF/A
-pdfToPDFA.credit=Denne tjeneste bruger OCRmyPDF til PDF/A-konvertering
+pdfToPDFA.credit=Denne tjeneste bruger ghostscript til PDF/A-konvertering
 pdfToPDFA.submit=Konvertér
 pdfToPDFA.tip=Fungerer i øjeblikket ikke for flere input på én gang
 pdfToPDFA.outputFormat=Outputformat

src/main/resources/messages_de_DE.properties

@@ -76,11 +76,13 @@ donate=Spenden
 color=Farbe
 sponsor=Sponsor
 info=Informationen
+page=Page
+pages=Pages
 
-legal.privacy=Privacy Policy
-legal.terms=Terms and Conditions
-legal.accessibility=Accessibility
-legal.cookie=Cookie Policy
+legal.privacy=Datenschutz
+legal.terms=AGB
+legal.accessibility=Barrierefreiheit
+legal.cookie=Cookie-Richtlinie
 legal.impressum=Impressum
 
 ###############
@@ -380,7 +382,7 @@ home.scalePages.title=Seitengröße/Skalierung anpassen
 home.scalePages.desc=Größe/Skalierung der Seite und/oder des Inhalts ändern
 scalePages.tags=größe ändern,ändern,dimensionieren,anpassen
 
-home.pipeline.title=Pipeline (Fortgeschritten)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Mehrere Aktionen auf ein PDF anwenden, definiert durch ein Pipeline Skript
 pipeline.tags=automatisieren,sequenzieren,skriptgesteuert,batch prozess
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Bild entfernen
 home.removeImagePdf.desc=Bild aus PDF entfernen, um die Dateigröße zu verringern
 removeImagePdf.tags=bild entfernen,seitenoperationen,back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Ändern
 #pdfToPDFA
 pdfToPDFA.title=PDF zu PDF/A
 pdfToPDFA.header=PDF zu PDF/A
-pdfToPDFA.credit=Dieser Dienst verwendet OCRmyPDF für die PDF/A-Konvertierung
+pdfToPDFA.credit=Dieser Dienst verwendet ghostscript für die PDF/A-Konvertierung
 pdfToPDFA.submit=Konvertieren
 pdfToPDFA.tip=Dieser Dienst kann nur einzelne Eingangsdateien verarbeiten.
 pdfToPDFA.outputFormat=Ausgabeformat

src/main/resources/messages_el_GR.properties

@@ -76,6 +76,8 @@ donate=Δωρισε
 color=Χρώμα
 sponsor=Yποστηρικτής
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Αλλαγή
 #pdfToPDFA
 pdfToPDFA.title=PDF σε PDF/A
 pdfToPDFA.header=PDF σε PDF/A
-pdfToPDFA.credit=Αυτή η υπηρεσία χρησιμοποιεί OCRmyPDF για PDF/A μετατροπή
+pdfToPDFA.credit=Αυτή η υπηρεσία χρησιμοποιεί ghostscript για PDF/A μετατροπή
 pdfToPDFA.submit=Μετατροπή
 pdfToPDFA.tip=Προς το παρόν δεν λειτουργεί για πολλαπλές εισόδους ταυτόχρονα
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_en_GB.properties

@@ -76,6 +76,9 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+pro=Pro
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -108,8 +111,24 @@ pipelineOptions.pipelineHeader=Pipeline:
 pipelineOptions.saveButton=Download
 pipelineOptions.validateButton=Validate
 
+########################
+#  ENTERPRISE EDITION  #
+########################
+enterpriseEdition.button=Upgrade to Pro
+enterpriseEdition.warning=This feature is only available to Pro users.
+enterpriseEdition.yamlAdvert=Stirling PDF Pro supports YAML configuration files and other SSO features.
+enterpriseEdition.ssoAdvert=Looking for more user management features? Check out Stirling PDF Pro
 
 
+#################
+#  Analytics    #
+#################
+analytics.title=Do you want make Stirling PDF better?
+analytics.paragraph1=Stirling PDF has opt in analytics to help us improve the product. We do not track any personal information or file contents.
+analytics.paragraph2=Please consider enabling analytics to help Stirling-PDF grow and to allow us to understand our users better.
+analytics.enable=Enable analytics
+analytics.disable=Disable analytics
+analytics.settings=You can change the settings for analytics in the config/settings.yml file
 
 #############
 #  NAVBAR   #
@@ -126,6 +145,7 @@ navbar.sections.convertFrom=Convert from PDF
 navbar.sections.security=Sign & Security
 navbar.sections.advance=Advanced
 navbar.sections.edit=View & Edit
+navbar.sections.popular=Popular
 
 #############
 #  SETTINGS #
@@ -223,6 +243,8 @@ database.fileNotFound=File not found
 database.fileNullOrEmpty=File must not be null or empty
 database.failedImportFile=Failed to import file
 
+session.expired=Your session has expired. Please refresh the page and try again.
+
 #############
 # HOME-PAGE #
 #############
@@ -380,7 +402,7 @@ home.scalePages.title=Adjust page size/scale
 home.scalePages.desc=Change the size/scale of a page and/or its contents.
 scalePages.tags=resize,modify,dimension,adapt
 
-home.pipeline.title=Pipeline (Advanced)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Run multiple actions on PDFs by defining pipeline scripts
 pipeline.tags=automate,sequence,scripted,batch-process
 
@@ -481,6 +503,31 @@ home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
 
+home.splitPdfByChapters.title=Split PDF by Chapters
+home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
+splitPdfByChapters.tags=split,chapters,bookmarks,organize
+
+#replace-invert-color
+replace-color.title=Advanced Colour options
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Advanced Colour options
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
+
 ###########################
 #                         #
 #       WEB PAGES         #
@@ -504,7 +551,10 @@ login.oauth2AccessDenied=Access Denied
 login.oauth2InvalidTokenResponse=Invalid Token Response
 login.oauth2InvalidIdToken=Invalid Id Token
 login.userIsDisabled=User is deactivated, login is currently blocked with this username. Please contact the administrator.
-
+login.alreadyLoggedIn=You are already logged in to
+login.alreadyLoggedIn2=devices. Please log out of the devices and try again.
+login.toManySessions=You have too many active sessions
+login.toManySessions2=Please log out of the devices and try again. Alternatively, you can upgrade to Stirling PDF Pro.
 
 #auto-redact
 autoRedact.title=Auto Redact
@@ -1023,7 +1073,7 @@ changeMetadata.submit=Change
 #pdfToPDFA
 pdfToPDFA.title=PDF To PDF/A
 pdfToPDFA.header=PDF To PDF/A
-pdfToPDFA.credit=This service uses OCRmyPDF for PDF/A conversion
+pdfToPDFA.credit=This service uses ghostscript for PDF/A conversion
 pdfToPDFA.submit=Convert
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format
@@ -1132,7 +1182,9 @@ licenses.license=Licence
 survey.nav=Survey
 survey.title=Stirling-PDF Survey
 survey.description=Stirling-PDF has no tracking so we want to hear from our users to improve Stirling-PDF!
-survey.please=Please consider taking our survey!
+survey.changes=Stirling-PDF has changed since the last survey! To find out more please check our blog post here:
+survey.changes2=With these changes we are getting paid business support and funding
+survey.please=Please consider taking our survey to have input on the future of Stirling-PDF!
 survey.disabled=(Survey popup will be disabled in following updates but available at foot of page)
 survey.button=Take Survey
 survey.dontShowAgain=Don't show again
@@ -1157,3 +1209,17 @@ removeImage.title=Remove image
 removeImage.header=Remove image
 removeImage.removeImage=Remove image
 removeImage.submit=Remove image
+
+
+splitByChapters.title=Split PDF by Chapters
+splitByChapters.header=Split PDF by Chapters
+splitByChapters.bookmarkLevel=Bookmark Level
+splitByChapters.includeMetadata=Include Metadata
+splitByChapters.allowDuplicates=Allow Duplicates
+splitByChapters.desc.1=This tool splits a PDF file into multiple PDFs based on its chapter structure.
+splitByChapters.desc.2=Bookmark Level: Choose the level of bookmarks to use for splitting (0 for top-level, 1 for second-level, etc.).
+splitByChapters.desc.3=Include Metadata: If checked, the original PDF's metadata will be included in each split PDF.
+splitByChapters.desc.4=Allow Duplicates: If checked, allows multiple bookmarks on the same page to create separate PDFs.
+splitByChapters.submit=Split PDF
+
+

src/main/resources/messages_en_US.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Change
 #pdfToPDFA
 pdfToPDFA.title=PDF To PDF/A
 pdfToPDFA.header=PDF To PDF/A
-pdfToPDFA.credit=This service uses OCRmyPDF for PDF/A conversion
+pdfToPDFA.credit=This service uses ghostscript for PDF/A conversion
 pdfToPDFA.submit=Convert
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_es_ES.properties

@@ -76,6 +76,8 @@ donate=Donar
 color=Color
 sponsor=Patrocinador
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Escalar/ajustar tamaño de página
 home.scalePages.desc=Escalar/cambiar el tamaño de una pagina y/o su contenido
 scalePages.tags=cambiar tamaño,modificar,dimensionar,adaptar
 
-home.pipeline.title=Secuencia (Avanzado)
+home.pipeline.title=Secuencia
 home.pipeline.desc=Ejecutar varias tareas a PDFs definiendo una secuencia de comandos
 pipeline.tags=automatizar,secuencia,con script,proceso por lotes
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Eliminar imagen
 home.removeImagePdf.desc=Eliminar imagen del PDF> para reducir el tamaño de archivo
 removeImagePdf.tags=Eliminar imagen,Operaciones de página,Back end,lado del servidor
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Cambiar
 #pdfToPDFA
 pdfToPDFA.title=PDF a PDF/A
 pdfToPDFA.header=PDF a PDF/A
-pdfToPDFA.credit=Este servicio usa OCRmyPDF para la conversión a PDF/A
+pdfToPDFA.credit=Este servicio usa ghostscript para la conversión a PDF/A
 pdfToPDFA.submit=Convertir
 pdfToPDFA.tip=Actualmente no funciona para múltiples entrada a la vez
 pdfToPDFA.outputFormat=Formato de salida

src/main/resources/messages_eu_ES.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Aldatu
 #pdfToPDFA
 pdfToPDFA.title=PDFa PDF/A bihurtu
 pdfToPDFA.header=PDFa PDF/A bihurtu
-pdfToPDFA.credit=Zerbitzu honek OCRmyPDF erabiltzen du PDFak PDF/A bihurtzeko
+pdfToPDFA.credit=Zerbitzu honek ghostscript erabiltzen du PDFak PDF/A bihurtzeko
 pdfToPDFA.submit=Bihurtu
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_fr_FR.properties

@@ -76,6 +76,8 @@ donate=Faire un don
 color=Couleur
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Ajuster l’échelle ou la taille
 home.scalePages.desc=Modifiez la taille ou l’échelle d’une page et/ou de son contenu.
 scalePages.tags=ajuster,redimensionner,resize,modify,dimension,adapt
 
-home.pipeline.title=Pipeline (avancé)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Exécutez plusieurs actions sur les PDF en définissant des scripts de pipeline.
 pipeline.tags=automatiser,séquencer,automate,sequence,scripted,batch-process
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Modifier
 #pdfToPDFA
 pdfToPDFA.title=PDF en PDF/A
 pdfToPDFA.header=PDF en PDF/A
-pdfToPDFA.credit=Ce service utilise OCRmyPDF pour la conversion en PDF/A.
+pdfToPDFA.credit=Ce service utilise ghostscript pour la conversion en PDF/A.
 pdfToPDFA.submit=Convertir
 pdfToPDFA.tip=Ne fonctionne actuellement pas pour plusieurs entrées à la fois
 pdfToPDFA.outputFormat=Format de sortie

src/main/resources/messages_ga_IE.properties

@@ -76,6 +76,8 @@ donate=Síntiúis
 color=Dath
 sponsor=Urraitheoir
 info=Eolas
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Athrú
 #pdfToPDFA
 pdfToPDFA.title=PDF Go PDF/A
 pdfToPDFA.header=PDF Go PDF/A
-pdfToPDFA.credit=Úsáideann an tseirbhís seo OCRmyPDF chun PDF/A a thiontú
+pdfToPDFA.credit=Úsáideann an tseirbhís seo ghostscript chun PDF/A a thiontú
 pdfToPDFA.submit=Tiontaigh
 pdfToPDFA.tip=Faoi láthair ní oibríonn sé le haghaidh ionchuir iolracha ag an am céanna
 pdfToPDFA.outputFormat=Formáid aschuir

src/main/resources/messages_hi_IN.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=पृष्ठ
+pages=पृष्ठों
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=बदलें
 #pdfToPDFA
 pdfToPDFA.title=PDF से PDF/A में
 pdfToPDFA.header=PDF से PDF/A में
-pdfToPDFA.credit=इस सेवा में PDF/A परिवर्तन के लिए OCRmyPDF का उपयोग किया जाता है।
+pdfToPDFA.credit=इस सेवा में PDF/A परिवर्तन के लिए ghostscript का उपयोग किया जाता है।
 pdfToPDFA.submit=परिवर्तित करें
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_hr_HR.properties

@@ -76,6 +76,8 @@ donate=Doniraj
 color=Boja
 sponsor=Sponzor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Prilagodite veličinu/razmjer stranice
 home.scalePages.desc=Promijenite veličinu/razmjer stranice i/ili njezin sadržaj.
 scalePages.tags=izmjena,modifikacija,dimenzija,adaptacija
 
-home.pipeline.title=Pipeline (Advanced)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Izvršite više radnji na PDF-ovima definiranjem skripti u pipeline-u
 pipeline.tags=automatizacija,sekvenciranje,skriptirano,batch-process
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Promijeniti
 #pdfToPDFA
 pdfToPDFA.title=PDF u PDF/A
 pdfToPDFA.header=PDF u PDF/A
-pdfToPDFA.credit=Ova usluga koristi OCRmyPDF za PDF/A pretvorbu
+pdfToPDFA.credit=Ova usluga koristi ghostscript za PDF/A pretvorbu
 pdfToPDFA.submit=Pretvoriti
 pdfToPDFA.tip=Trenutno ne radi za više unosa odjednom
 pdfToPDFA.outputFormat=Izlazni format

src/main/resources/messages_hu_HU.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Módosítás
 #pdfToPDFA
 pdfToPDFA.title=PDF >> PDF/A
 pdfToPDFA.header=PDF >> PDF/A
-pdfToPDFA.credit=Ez a szolgáltatás az OCRmyPDF-t használja a PDF/A konverzióhoz
+pdfToPDFA.credit=Ez a szolgáltatás az ghostscript-t használja a PDF/A konverzióhoz
 pdfToPDFA.submit=Konvertálás
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_id_ID.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Menyesuaikan ukuran/skala halaman
 home.scalePages.desc=Mengubah ukuran/skala halaman dan/atau isinya.
 scalePages.tags=mengubah ukuran, memodifikasi, dimensi, mengadaptasi
 
-home.pipeline.title=Pipeline (Lanjutan)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Menjalankan beberapa tindakan pada PDF dengan mendefinisikan skrip pipeline
 pipeline.tags=mengotomatiskan, mengurutkan, menulis, proses batch
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Ganti
 #pdfToPDFA
 pdfToPDFA.title=PDF Ke PDF/A
 pdfToPDFA.header=PDF ke PDF/A
-pdfToPDFA.credit=Layanan ini menggunakan OCRmyPDF untuk konversi PDF/A.
+pdfToPDFA.credit=Layanan ini menggunakan ghostscript untuk konversi PDF/A.
 pdfToPDFA.submit=Konversi
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_it_IT.properties

@@ -32,7 +32,7 @@ selectFillter=-- Seleziona --
 pageNum=Numero pagina
 sizes.small=Piccolo
 sizes.medium=Medio
-sizes.large=Largo
+sizes.large=Grande
 sizes.x-large=Extra-Large
 error.pdfPassword=Il documento PDF è protetto da password e la password non è stata fornita oppure non era corretta
 delete=Elimina
@@ -50,7 +50,7 @@ WorkInProgess=Lavori in corso, potrebbe non funzionare o essere difettoso, segna
 poweredBy=Alimentato da
 yes=Si
 no=No
-changedCredsMessage=Credenziali cambiate!
+changedCredsMessage=Credenziali modificate!
 notAuthenticatedMessage=Utente non autenticato.
 userNotFoundMessage=Utente non trovato.
 incorrectPasswordMessage=La password attuale non è corretta.
@@ -76,12 +76,14 @@ donate=Donazione
 color=Colore
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Informativa sulla privacy
 legal.terms=Termini e Condizioni
 legal.accessibility=Accessibilità
 legal.cookie=Informativa sui cookie
-legal.impressum=Impressum
+legal.impressum=Informazioni legali
 
 ###############
 #   Pipeline  #
@@ -194,7 +196,7 @@ adminUserSettings.extraApiUser=API utente limitato aggiuntivo
 adminUserSettings.webOnlyUser=Utente solo Web
 adminUserSettings.demoUser=Utente demo (nessuna impostazione personalizzata)
 adminUserSettings.internalApiUser=API utente interna
-adminUserSettings.forceChange=Forza l'utente a cambiare nome username/password all'accesso
+adminUserSettings.forceChange=Forza l'utente a cambiare nome utente/password all'accesso
 adminUserSettings.submit=Salva utente
 adminUserSettings.changeUserRole=Cambia il ruolo dell'utente
 adminUserSettings.authenticated=Autenticato
@@ -226,7 +228,7 @@ database.failedImportFile=Importazione file non riuscita
 #############
 # HOME-PAGE #
 #############
-home.desc=La tua pagina self-hostata per gestire qualsiasi PDF.
+home.desc=La tua pagina auto-gestita per modificare qualsiasi PDF.
 home.searchBar=Cerca funzionalità...
 
 
@@ -380,7 +382,7 @@ home.scalePages.title=Regola le dimensioni/scala della pagina
 home.scalePages.desc=Modificare le dimensioni/scala della pagina e/o dei suoi contenuti.
 scalePages.tags=ridimensionare,modificare,dimensionare,adattare
 
-home.pipeline.title=Pipeline (avanzato)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Esegui più azioni sui PDF definendo script di pipeline
 pipeline.tags=automatizzare,sequenziare,scriptare,elaborare in batch
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Rimuovi immagine
 home.removeImagePdf.desc=Rimuovi le immagini dal PDF per ridurre la dimensione del file
 removeImagePdf.tags=Rimuovi immagine,operazioni sulla pagina,back-end,lato server
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Cambia proprietà
 #pdfToPDFA
 pdfToPDFA.title=Da PDF a PDF/A
 pdfToPDFA.header=Da PDF a PDF/A
-pdfToPDFA.credit=Questo servizio utilizza OCRmyPDF per la conversione in PDF/A.
+pdfToPDFA.credit=Questo servizio utilizza Ghostscript per la conversione in PDF/A.
 pdfToPDFA.submit=Converti
 pdfToPDFA.tip=Attualmente non funziona per più input contemporaneamente
 pdfToPDFA.outputFormat=Formato di output
@@ -1141,14 +1163,14 @@ survey.dontShowAgain=Non mostrare più
 #error
 error.sorry=Ci scusiamo per il problema!
 error.needHelp=Hai bisogno di aiuto / trovato un problema?
-error.contactTip=Se i problemi persistono, non esitare a contattarci per chiedere aiuto. Puoi inviare un ticket sulla nostra pagina GitHub o contattarci tramite Discord:
+error.contactTip=Se i problemi persistono, non esitare a contattarci per chiedere aiuto. Puoi aprire un ticket sulla nostra pagina GitHub o contattarci tramite Discord:
 error.404.head=404 - Pagina non trovata | Spiacenti, siamo inciampati nel codice!
 error.404.1=Non riusciamo a trovare la pagina che stai cercando.
 error.404.2=Qualcosa è andato storto
-error.github=Invia un ticket su GitHub
+error.github=Apri un ticket su GitHub
 error.showStack=Mostra traccia dello stack
 error.copyStack=Copia traccia dello stack
-error.githubSubmit=GitHub: invia un ticket
+error.githubSubmit=GitHub: apri un ticket
 error.discordSubmit=Discord: invia post di supporto
 
 

src/main/resources/messages_ja_JP.properties

@@ -3,8 +3,8 @@
 ###########
 # the direction that the language is written (ltr = left to right, rtl = right to left)
 language.direction=ltr
-addPageNumbers.fontSize=Font Size
-addPageNumbers.fontName=Font Name
+addPageNumbers.fontSize=フォントサイズ
+addPageNumbers.fontName=フォント名
 pdfPrompt=PDFを選択
 multiPdfPrompt=PDFを選択 (2つ以上)
 multiPdfDropPrompt=PDFを選択 (又はドラッグ&ドロップ)
@@ -76,12 +76,14 @@ donate=寄付する
 color=色
 sponsor=スポンサー
 info=Info
+page=Page
+pages=Pages
 
-legal.privacy=Privacy Policy
-legal.terms=Terms and Conditions
-legal.accessibility=Accessibility
-legal.cookie=Cookie Policy
-legal.impressum=Impressum
+legal.privacy=プライバシーポリシー
+legal.terms=利用規約
+legal.accessibility=アクセシビリティ
+legal.cookie=Cookieポリシー
+legal.impressum=著作権利者情報
 
 ###############
 #   Pipeline  #
@@ -198,13 +200,13 @@ adminUserSettings.forceChange=ログイン時にユーザー名/パスワード
 adminUserSettings.submit=ユーザーの保存
 adminUserSettings.changeUserRole=ユーザーの役割を変更する
 adminUserSettings.authenticated=認証済
-adminUserSettings.editOwnProfil=Edit own profile
-adminUserSettings.enabledUser=enabled user
-adminUserSettings.disabledUser=disabled user
-adminUserSettings.activeUsers=Active Users:
-adminUserSettings.disabledUsers=Disabled Users:
-adminUserSettings.totalUsers=Total Users:
-adminUserSettings.lastRequest=Last Request
+adminUserSettings.editOwnProfil=プロフィールの編集
+adminUserSettings.enabledUser=有効なユーザー
+adminUserSettings.disabledUser=無効なユーザー
+adminUserSettings.activeUsers=アクティブユーザー:
+adminUserSettings.disabledUsers=無効なユーザー:
+adminUserSettings.totalUsers=ユーザー合計:
+adminUserSettings.lastRequest=最後のリクエスト
 
 
 database.title=データベースのインポート/エクスポート
@@ -380,7 +382,7 @@ home.scalePages.title=ページの縮尺の調整
 home.scalePages.desc=ページやコンテンツの縮尺を変更します。
 scalePages.tags=resize,modify,dimension,adapt
 
-home.pipeline.title=パイプライン (高度)
+home.pipeline.title=パイプライン
 home.pipeline.desc=パイプラインスクリプトを定義してPDF上で複数のアクションを実行します。
 pipeline.tags=automate,sequence,scripted,batch-process
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=画像の削除
 home.removeImagePdf.desc=PDFから画像を削除してファイルサイズを小さくします
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -496,21 +518,21 @@ login.locked=あなたのアカウントはロックされています。
 login.signinTitle=サインインしてください
 login.ssoSignIn=シングルサインオンでログイン
 login.oauth2AutoCreateDisabled=OAuth 2自動作成ユーザーが無効
-login.oauth2AdminBlockedUser=Registration or logging in of non-registered users is currently blocked. Please contact the administrator.
+login.oauth2AdminBlockedUser=現在、未登録ユーザーの登録またはログインはブロックされています。管理者にお問い合わせください。
 login.oauth2RequestNotFound=認証リクエストが見つかりません
 login.oauth2InvalidUserInfoResponse=無効なユーザー情報の応答
 login.oauth2invalidRequest=無効なリクエスト
 login.oauth2AccessDenied=アクセス拒否
 login.oauth2InvalidTokenResponse=無効なトークン応答
 login.oauth2InvalidIdToken=無効なIDトークン
-login.userIsDisabled=User is deactivated, login is currently blocked with this username. Please contact the administrator.
+login.userIsDisabled=ユーザーは非アクティブ化されており、現在このユーザー名でのログインはブロックされています。管理者に連絡してください。
 
 
 #auto-redact
 autoRedact.title=自動塗りつぶし
 autoRedact.header=自動塗りつぶし
 autoRedact.colorLabel=カラー
-autoRedact.textsToRedactLabel=編集するテキスト (line-separated)
+autoRedact.textsToRedactLabel=編集するテキスト（行区切り）
 autoRedact.textsToRedactPlaceholder=例 \n機密 \n極秘
 autoRedact.useRegexLabel=正規表現を使用する
 autoRedact.wholeWordSearchLabel=単語単位の検索
@@ -679,7 +701,7 @@ pageLayout.submit=送信
 scalePages.title=ページの縮尺の調整
 scalePages.header=ページの縮尺の調整
 scalePages.pageSize=1ページのサイズ
-scalePages.keepPageSize=Original Size
+scalePages.keepPageSize=元のサイズ
 scalePages.scaleFactor=1ページの拡大レベル (トリミング)。
 scalePages.submit=送信
 
@@ -728,8 +750,8 @@ removeAnnotations.submit=削除
 #compare
 compare.title=比較
 compare.header=PDFの比較
-compare.highlightColor.1=Highlight Color 1:
-compare.highlightColor.2=Highlight Color 2:
+compare.highlightColor.1=ハイライトカラー 1:
+compare.highlightColor.2=ハイライトカラー 2:
 compare.document.1=ドキュメント 1
 compare.document.2=ドキュメント 2
 compare.submit=比較
@@ -781,7 +803,7 @@ ScannerImageSplit.selectText.7=最小輪郭面積:
 ScannerImageSplit.selectText.8=画像の最小の輪郭面積のしきい値を設定。
 ScannerImageSplit.selectText.9=境界線サイズ:
 ScannerImageSplit.selectText.10=出力に白い縁取りが出ないように追加・削除される境界線の大きさを設定 (初期値:1)。
-ScannerImageSplit.info=Python is not installed. It is required to run.
+ScannerImageSplit.info=Pythonがインストールされていません。実行する必要があります。
 
 
 #OCR
@@ -808,7 +830,7 @@ ocr.submit=OCRでPDFを処理する
 extractImages.title=画像の抽出
 extractImages.header=画像の抽出
 extractImages.selectText=抽出した画像のフォーマットを選択
-extractImages.allowDuplicates=Save duplicate images
+extractImages.allowDuplicates=重複した画像を保存する
 extractImages.submit=抽出
 
 
@@ -864,7 +886,7 @@ pdfOrganiser.mode.6=奇数-偶数分割
 pdfOrganiser.mode.7=最初に削除
 pdfOrganiser.mode.8=最後を削除
 pdfOrganiser.mode.9=最初と最後を削除
-pdfOrganiser.mode.10=Odd-Even Merge
+pdfOrganiser.mode.10=奇数-偶数の結合
 pdfOrganiser.placeholder=(例:1,3,2または4-8,2,10-12または2n-1)
 
 
@@ -933,7 +955,7 @@ pdfToImage.color=カラー
 pdfToImage.grey=グレースケール
 pdfToImage.blackwhite=白黒 (データが失われる可能性があります！)
 pdfToImage.submit=変換
-pdfToImage.info=Python is not installed. Required for WebP conversion.
+pdfToImage.info=Pythonがインストールされていません。WebPの変換に必要です。
 
 
 #addPassword
@@ -970,7 +992,7 @@ watermark.selectText.6=高さスペース (各透かし間の垂直方向のス
 watermark.selectText.7=不透明度 (0% - 100%):
 watermark.selectText.8=透かしの種類:
 watermark.selectText.9=透かしの画像:
-watermark.selectText.10=Convert PDF to PDF-Image
+watermark.selectText.10=PDFをPDFイメージに変換する
 watermark.submit=透かしを追加
 watermark.type.1=テキスト
 watermark.type.2=画像
@@ -1023,7 +1045,7 @@ changeMetadata.submit=変更
 #pdfToPDFA
 pdfToPDFA.title=PDFをPDF/Aに変換
 pdfToPDFA.header=PDFをPDF/Aに変換
-pdfToPDFA.credit=本サービスはPDF/Aの変換にOCRmyPDFを使用しています。
+pdfToPDFA.credit=本サービスはPDF/Aの変換にghostscriptを使用しています。
 pdfToPDFA.submit=変換
 pdfToPDFA.tip=現在、一度に複数の入力に対して機能しません
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_ko_KR.properties

@@ -76,6 +76,8 @@ donate=기부하기
 color=색상
 sponsor=스폰서
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=변경
 #pdfToPDFA
 pdfToPDFA.title=PDF를 PDF/A로
 pdfToPDFA.header=PDF 문서를 PDF/A로 변환
-pdfToPDFA.credit=이 서비스는 PDF/A 변환을 위해 OCRmyPDF 문서를 사용합니다.
+pdfToPDFA.credit=이 서비스는 PDF/A 변환을 위해 ghostscript 문서를 사용합니다.
 pdfToPDFA.submit=변환
 pdfToPDFA.tip=현재 한 번에 여러 입력에 대해 작동하지 않습니다.
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_nl_NL.properties

@@ -76,6 +76,8 @@ donate=Doneer
 color=Kleur
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Aanpassen paginaformaat/schaal
 home.scalePages.desc=Wijzig de grootte/schaal van een pagina en/of de inhoud ervan.
 scalePages.tags=resize,aanpassen,dimensie,aanpassen
 
-home.pipeline.title=Pijplijn (Geavanceerd)
+home.pipeline.title=Pijplijn
 home.pipeline.desc=Voer meerdere acties uit op PDF's door pipelinescripts te definiëren
 pipeline.tags=automatiseren,volgorde,gescrript,batch-verwerking
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Wijzigen
 #pdfToPDFA
 pdfToPDFA.title=PDF naar PDF/A
 pdfToPDFA.header=PDF naar PDF/A
-pdfToPDFA.credit=Deze service gebruikt OCRmyPDF voor PDF/A-conversie
+pdfToPDFA.credit=Deze service gebruikt ghostscript voor PDF/A-conversie
 pdfToPDFA.submit=Converteren
 pdfToPDFA.tip=Werkt momenteel niet voor meerdere inputs tegelijkertijd.
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_no_NB.properties

@@ -76,6 +76,8 @@ donate=Doner
 color=Farge
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Endre
 #pdfToPDFA
 pdfToPDFA.title=PDF til PDF/A
 pdfToPDFA.header=PDF til PDF/A
-pdfToPDFA.credit=Denne tjenesten bruker OCRmyPDF for PDF/A-konvertering
+pdfToPDFA.credit=Denne tjenesten bruker ghostscript for PDF/A-konvertering
 pdfToPDFA.submit=Konverter
 pdfToPDFA.tip=Fungere for øyeblikket ikke for flere innganger samtidig
 pdfToPDFA.outputFormat=Utdataformat

src/main/resources/messages_pl_PL.properties

@@ -76,6 +76,8 @@ donate=Podaruj
 color=kolor
 sponsor=sponsor
 info=informacje
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -380,7 +382,7 @@ home.scalePages.title=Dopasuj rozmiar stron
 home.scalePages.desc=Dopasuj rozmiar stron wybranego dokumentu PDF
 scalePages.tags=resize,modify,dimension,adapt
 
-home.pipeline.title=Automatyzacja (Zaawansowane)
+home.pipeline.title=Automatyzacja
 home.pipeline.desc=Wykonaj wiele akcji na dokumentach PDF, tworząc automatyzację
 pipeline.tags=automate,sequence,scripted,batch-process
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Zmień
 #pdfToPDFA
 pdfToPDFA.title=PDF na PDF/A
 pdfToPDFA.header=PDF na PDF/A
-pdfToPDFA.credit=Ta usługa używa OCRmyPDF do konwersji PDF/A
+pdfToPDFA.credit=Ta usługa używa ghostscript do konwersji PDF/A
 pdfToPDFA.submit=Konwertuj
 pdfToPDFA.tip=Tylko jeden plik na raz
 pdfToPDFA.outputFormat=Format wyjściowy:

src/main/resources/messages_pt_BR.properties

@@ -3,8 +3,8 @@
 ###########
 # the direction that the language is written (ltr = left to right, rtl = right to left)
 language.direction=ltr
-addPageNumbers.fontSize=Font Size
-addPageNumbers.fontName=Font Name
+addPageNumbers.fontSize=Tamanho da fonte
+addPageNumbers.fontName=Nome da fonte
 pdfPrompt=Selecione PDF(s)
 multiPdfPrompt=Selecione PDFs (2+)
 multiPdfDropPrompt=Selecione (ou arraste e solte) todos os PDFs necessários
@@ -76,12 +76,14 @@ donate=Doar
 color=Cor
 sponsor=Patrocine
 info=Informações
+page=Page
+pages=Pages
 
-legal.privacy=Privacy Policy
-legal.terms=Terms and Conditions
-legal.accessibility=Accessibility
-legal.cookie=Cookie Policy
-legal.impressum=Impressum
+legal.privacy=Política de Privacidade
+legal.terms=Termos e Condições
+legal.accessibility=Acessibilidade
+legal.cookie=Política de Cookies
+legal.impressum=Informações legais
 
 ###############
 #   Pipeline  #
@@ -380,7 +382,7 @@ home.scalePages.title=Ajustar Tamanho/Escala de Página
 home.scalePages.desc=Alterar o tamanho/escala da página e/ou seu conteúdo.
 scalePages.tags=redimensionar,modificar,dimensão,adaptar
 
-home.pipeline.title=Pipeline (Avançado)
+home.pipeline.title=Pipeline
 home.pipeline.desc=Executar várias ações em PDFs definindo scripts de pipeline
 pipeline.tags=automatizar,sequência,scriptado,processo-em-lote
 
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remover imagem
 home.removeImagePdf.desc=Remova a imagem do PDF para reduzir o tamanho do arquivo
 removeImagePdf.tags=Remover imagem,operações de página,back-end,lado do servidor
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -507,12 +529,12 @@ login.userIsDisabled=O usuário está desativado, o login está atualmente bloqu
 
 
 #auto-redact
-autoRedact.title=Auto ocultar
-autoRedact.header=Auto ocultar
+autoRedact.title=Redigir automaticamente
+autoRedact.header=Redigir automaticamente
 autoRedact.colorLabel=Cor
-autoRedact.textsToRedactLabel=Text para ocultar (separado por linha)
+autoRedact.textsToRedactLabel=Texto para redigir (separado por linha)
 autoRedact.textsToRedactPlaceholder=por exemplo: \nConfidencial \nSecreto
-autoRedact.useRegexLabel=Usar Regex (Regular Expressions)
+autoRedact.useRegexLabel=Usar Regex (expressão regular)
 autoRedact.wholeWordSearchLabel=Pesquisa de palavras inteiras
 autoRedact.customPaddingLabel=Preenchimento extra personalizado
 autoRedact.convertPDFToImageLabel=Converter PDF em imagem PDF (Usado para remover o texto atrás da caixa)
@@ -679,7 +701,7 @@ pageLayout.submit=Enviar
 scalePages.title=Ajustar Tamanho/Escala da Página
 scalePages.header=Ajustar Tamanho/Escala da Página
 scalePages.pageSize=Tamanho de uma página do documento.
-scalePages.keepPageSize=Original Size
+scalePages.keepPageSize=Tamanho original
 scalePages.scaleFactor=Fator de zoom (corte) de uma página.
 scalePages.submit=Enviar
 
@@ -781,7 +803,7 @@ ScannerImageSplit.selectText.7=Área mínima de contorno:
 ScannerImageSplit.selectText.8=Define o limite mínimo da área de contorno para uma foto
 ScannerImageSplit.selectText.9=Tamanho da borda:
 ScannerImageSplit.selectText.10=Define o tamanho da borda adicionada e removida para evitar bordas brancas na saída (padrão: 1).
-ScannerImageSplit.info=Python is not installed. It is required to run.
+ScannerImageSplit.info=Python não está instalado. É necessário para executar.
 
 
 #OCR
@@ -808,7 +830,7 @@ ocr.submit=Processar PDF com OCR
 extractImages.title=Extrair imagens
 extractImages.header=Extrair imagens
 extractImages.selectText=Selecione o formato de imagem para converter as imagens extraídas
-extractImages.allowDuplicates=Save duplicate images
+extractImages.allowDuplicates=Salvar imagens duplicadas
 extractImages.submit=Extrair
 
 
@@ -933,7 +955,7 @@ pdfToImage.color=Colorida
 pdfToImage.grey=Escala de Cinza
 pdfToImage.blackwhite=Preto e Branco (pode perder de dados!)
 pdfToImage.submit=Converter
-pdfToImage.info=Python is not installed. Required for WebP conversion.
+pdfToImage.info=Python não está instalado. Necessário para conversão WebP.
 
 
 #addPassword
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Alterar
 #pdfToPDFA
 pdfToPDFA.title=PDF para PDF/A
 pdfToPDFA.header=PDF para PDF/A
-pdfToPDFA.credit=Este serviço usa OCRmyPDF para conversão de PDF/A
+pdfToPDFA.credit=Este serviço usa ghostscript para conversão de PDF/A
 pdfToPDFA.submit=Converter
 pdfToPDFA.tip=Atualmente não funciona para múltiplas entradas ao mesmo tempo
 pdfToPDFA.outputFormat=Formato de saída

src/main/resources/messages_pt_PT.properties

@@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Mudar
 #pdfToPDFA
 pdfToPDFA.title=PDF para PDF/A
 pdfToPDFA.header=PDF para PDF/A
-pdfToPDFA.credit=Este serviço usa OCRmyPDF para Conversão de PDF/A
+pdfToPDFA.credit=Este serviço usa ghostscript para Conversão de PDF/A
 pdfToPDFA.submit=Converter
 pdfToPDFA.tip=Currently does not work for multiple inputs at once
 pdfToPDFA.outputFormat=Output format

src/main/resources/messages_ro_RO.properties

@@ -76,6 +76,8 @@ donate=Donează
 color=Culoare
 sponsor=Sponsor
 info=Informații
+page=Page
+pages=Pages
 
 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@@ -480,6 +482,26 @@ home.removeImagePdf.title=Elimină imagine
 home.removeImagePdf.desc=Elimină imaginea din PDF pentru a reduce dimensiunea fișierului
 removeImagePdf.tags=Elimină Imagine,Operații pagină,Back end,server side
 
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
 
 ###########################
 #                         #
@@ -1023,7 +1045,7 @@ changeMetadata.submit=Schimbă
 #pdfToPDFA
 pdfToPDFA.title=PDF către PDF/A
 pdfToPDFA.header=PDF către PDF/A
-pdfToPDFA.credit=Acest serviciu utilizează OCRmyPDF pentru conversia în PDF/A
+pdfToPDFA.credit=Acest serviciu utilizează ghostscript pentru conversia în PDF/A
 pdfToPDFA.submit=Convertește
 pdfToPDFA.tip=În prezent nu funcționează pentru mai multe intrări simultan
 pdfToPDFA.outputFormat=Format de ieșire