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This commit is contained in:
Anthony Stirling
2023-09-09 00:25:27 +01:00
parent 264969e80c
commit b1fd798a5c
39 changed files with 468 additions and 195 deletions
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19
src/main/java/stirling/software/SPDF/controller/api/CropController.java
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@@ -13,6 +13,7 @@ import org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
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.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@@ -22,6 +23,7 @@ import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.media.Schema;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.general.CropPdfForm;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@@ -32,18 +34,13 @@ public class CropController {
@PostMapping(value = "/crop", consumes = "multipart/form-data")
@Operation(summary = "Crops a PDF document", description = "This operation takes an input PDF file and crops it according to the given coordinates. Input:PDF Output:PDF Type:SISO")
public ResponseEntity<byte[]> cropPdf(
@Parameter(description = "The input PDF file", required = true) @RequestParam("fileInput") MultipartFile file,
@Parameter(description = "The x-coordinate of the top-left corner of the crop area", required = true, schema = @Schema(type = "number")) @RequestParam("x") float x,
@Parameter(description = "The y-coordinate of the top-left corner of the crop area", required = true, schema = @Schema(type = "number")) @RequestParam("y") float y,
@Parameter(description = "The width of the crop area", required = true, schema = @Schema(type = "number")) @RequestParam("width") float width,
@Parameter(description = "The height of the crop area", required = true, schema = @Schema(type = "number")) @RequestParam("height") float height)
public ResponseEntity<byte[]> cropPdf(@ModelAttribute CropPdfForm form)
throws IOException {
PDDocument sourceDocument = PDDocument.load(new ByteArrayInputStream(file.getBytes()));
PDDocument sourceDocument = PDDocument.load(new ByteArrayInputStream(form.getFileInput().getBytes()));
PDDocument newDocument = new PDDocument();
@@ -65,7 +62,7 @@ for (int i = 0; i < totalPages; i++) {
contentStream.saveGraphicsState();
// Define the crop area
contentStream.addRect(x, y, width, height);
contentStream.addRect(form.getX(), form.getY(), form.getWidth(), form.getHeight());
contentStream.clip();
// Draw the entire formXObject
@@ -76,7 +73,7 @@ for (int i = 0; i < totalPages; i++) {
contentStream.close();
// Now, set the new page's media box to the cropped size
newPage.setMediaBox(new PDRectangle(x, y, width, height));
newPage.setMediaBox(new PDRectangle(form.getX(), form.getY(), form.getWidth(), form.getHeight()));
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
@@ -85,7 +82,7 @@ newDocument.close();
sourceDocument.close();
byte[] pdfContent = baos.toByteArray();
return WebResponseUtils.bytesToWebResponse(pdfContent, file.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_cropped.pdf");
return WebResponseUtils.bytesToWebResponse(pdfContent, form.getFileInput().getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_cropped.pdf");
}
}