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some filename fixes for nicer extraction

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This commit is contained in:
Anthony Stirling 2023-05-26 14:39:08 +01:00
parent bc55b5fdda
commit 5e4de6cc5f
4 changed files with 10 additions and 10 deletions
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5
src/main/java/stirling/software/SPDF/controller/api/converters/ConvertImgPDFController.java
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@ -56,8 +56,9 @@ public class ConvertImgPDFController {
// returns bytes for image
boolean singleImage = singleOrMultiple.equals("single");
byte[] result = null;
String filename = file.getOriginalFilename().replaceFirst("[.][^.]+$", "");
try {
result = PdfUtils.convertFromPdf(pdfBytes, imageFormat.toUpperCase(), colorTypeResult, singleImage, Integer.valueOf(dpi));
result = PdfUtils.convertFromPdf(pdfBytes, imageFormat.toUpperCase(), colorTypeResult, singleImage, Integer.valueOf(dpi), filename);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
@ -74,7 +75,7 @@ public class ConvertImgPDFController {
ByteArrayResource resource = new ByteArrayResource(result);
// return the Resource in the response
return ResponseEntity.ok()
.header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=" + file.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_convertedToImages.zip")
.header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=" + filename + "_convertedToImages.zip")
.contentType(MediaType.APPLICATION_OCTET_STREAM).contentLength(resource.contentLength()).body(resource);
}
}

6
src/main/java/stirling/software/SPDF/controller/api/other/ExtractImagesController.java
View file

@ -59,7 +59,7 @@ public class ExtractImagesController {
zos.setLevel(Deflater.BEST_COMPRESSION);
int imageIndex = 1;
String filename = file.getOriginalFilename().replaceFirst("[.][^.]+$", "");
int pageNum = 1;
// Iterate over each page
for (PDPage page : document.getPages()) {
@ -81,7 +81,7 @@ public class ExtractImagesController {
}
// Write image to zip file
String imageName = "Image " + imageIndex + " (Page " + pageNum + ")." + format;
String imageName = filename + "_" + imageIndex + " (Page " + pageNum + ")." + format;
ZipEntry zipEntry = new ZipEntry(imageName);
zos.putNextEntry(zipEntry);
@ -106,7 +106,7 @@ public class ExtractImagesController {
// Create ByteArrayResource from byte array
byte[] zipContents = baos.toByteArray();
return PdfUtils.boasToWebResponse(baos, file.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_extracted-images.zip", MediaType.APPLICATION_OCTET_STREAM);
return PdfUtils.boasToWebResponse(baos, filename + "_extracted-images.zip", MediaType.APPLICATION_OCTET_STREAM);
}
}

4
src/main/java/stirling/software/SPDF/utils/PdfUtils.java
View file

@ -69,7 +69,7 @@ public class PdfUtils {
return bytesToWebResponse(bytes, docName, MediaType.APPLICATION_PDF);
}
public static byte[] convertFromPdf(byte[] inputStream, String imageType, ImageType colorType, boolean singleImage, int DPI) throws IOException, Exception {
public static byte[] convertFromPdf(byte[] inputStream, String imageType, ImageType colorType, boolean singleImage, int DPI, String filename) throws IOException, Exception {
try (PDDocument document = PDDocument.load(new ByteArrayInputStream(inputStream))) {
PDFRenderer pdfRenderer = new PDFRenderer(document);
int pageCount = document.getNumberOfPages();
@ -107,7 +107,7 @@ public class PdfUtils {
ImageIO.write(image, imageType, baosImage);
// Add the image to the zip file
zos.putNextEntry(new ZipEntry(String.format("page_%d.%s", i + 1, imageType.toLowerCase())));
zos.putNextEntry(new ZipEntry(String.format(filename + "_%d.%s", i + 1, imageType.toLowerCase())));
zos.write(baosImage.toByteArray());
}
}

5
src/main/resources/templates/fragments/common.html
View file

@ -400,16 +400,15 @@ document.addEventListener("DOMContentLoaded", function () {
}
let contentDisposition = response.headers.get('content-disposition');
let fileName = "file.pdf"
let fileName = "file.pdf"
if (!contentDisposition) {
//throw new Error('Content-Disposition header not found for file ' + i);
} else {
fileName = contentDisposition.split('filename=')[1].replace(/"/g, '');
fileName = decodeURIComponent(contentDisposition.split('filename=')[1].replace(/"/g, ''));
}
console.log('Received response for file ' + i + ': ' + response);
let blob = await response.blob();
if (zipFiles) {
// Add the file to the ZIP archive