This commit is contained in:
Anthony Stirling
2023-05-08 15:07:53 +01:00
parent 632f29d1d6
commit 0f935b92cb
7 changed files with 197 additions and 37 deletions

View File

@@ -24,6 +24,8 @@ import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import stirling.software.SPDF.utils.PdfUtils;
import stirling.software.SPDF.utils.WatermarkRemover;
@@ -31,10 +33,30 @@ import stirling.software.SPDF.utils.WatermarkRemover;
public class WatermarkController {
@PostMapping(consumes = "multipart/form-data", value = "/add-watermark")
public ResponseEntity<byte[]> addWatermark(@RequestPart(required = true, value = "fileInput") MultipartFile pdfFile, @RequestParam("watermarkText") String watermarkText,
@RequestParam(defaultValue = "30", name = "fontSize") float fontSize, @RequestParam(defaultValue = "0", name = "rotation") float rotation,
@RequestParam(defaultValue = "0.5", name = "opacity") float opacity, @RequestParam(defaultValue = "50", name = "widthSpacer") int widthSpacer,
@RequestParam(defaultValue = "50", name = "heightSpacer") int heightSpacer) throws IOException {
@Operation(summary = "Add watermark to a PDF file",
description = "This endpoint adds a watermark to a given PDF file. Users can specify the watermark text, font size, rotation, opacity, width spacer, and height spacer.")
public ResponseEntity<byte[]> addWatermark(
@RequestPart(required = true, value = "fileInput")
@Parameter(description = "The input PDF file to add a watermark")
MultipartFile pdfFile,
@RequestParam("watermarkText")
@Parameter(description = "The watermark text to add to the PDF file")
String watermarkText,
@RequestParam(defaultValue = "30", name = "fontSize")
@Parameter(description = "The font size of the watermark text", example = "30")
float fontSize,
@RequestParam(defaultValue = "0", name = "rotation")
@Parameter(description = "The rotation of the watermark text in degrees", example = "0")
float rotation,
@RequestParam(defaultValue = "0.5", name = "opacity")
@Parameter(description = "The opacity of the watermark text (0.0 - 1.0)", example = "0.5")
float opacity,
@RequestParam(defaultValue = "50", name = "widthSpacer")
@Parameter(description = "The width spacer between watermark texts", example = "50")
int widthSpacer,
@RequestParam(defaultValue = "50", name = "heightSpacer")
@Parameter(description = "The height spacer between watermark texts", example = "50")
int heightSpacer) throws IOException {
// Load the input PDF
PDDocument document = PDDocument.load(pdfFile.getInputStream());