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reapir

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This commit is contained in:
Anthony Stirling 2023-05-06 12:36:31 +01:00
parent 3c47f21337
commit 5dfe8a83cd
7 changed files with 104 additions and 1 deletions
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59
src/main/java/stirling/software/SPDF/controller/api/other/RepairController.java Normal file
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@ -0,0 +1,59 @@
package stirling.software.SPDF.controller.api.other;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import stirling.software.SPDF.utils.PdfUtils;
import stirling.software.SPDF.utils.ProcessExecutor;
@RestController
public class RepairController {
private static final Logger logger = LoggerFactory.getLogger(RepairController.class);
@PostMapping(consumes = "multipart/form-data", value = "/repair")
public ResponseEntity<byte[]> repairPdf(@RequestPart(required = true, value = "fileInput") MultipartFile inputFile)
throws IOException, InterruptedException {
// Save the uploaded file to a temporary location
Path tempInputFile = Files.createTempFile("input_", ".pdf");
inputFile.transferTo(tempInputFile.toFile());
// Prepare the output file path
Path tempOutputFile = Files.createTempFile("output_", ".pdf");
List<String> command = new ArrayList<>();
command.add("gs");
command.add("-o");
command.add(tempOutputFile.toString());
command.add("-sDEVICE=pdfwrite");
command.add(tempInputFile.toString());
int returnCode = ProcessExecutor.getInstance(ProcessExecutor.Processes.GHOSTSCRIPT).runCommandWithOutputHandling(command);
// Read the optimized PDF file
byte[] pdfBytes = Files.readAllBytes(tempOutputFile);
// Clean up the temporary files
Files.delete(tempInputFile);
Files.delete(tempOutputFile);
// Return the optimized PDF as a response
String outputFilename = inputFile.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_repaired.pdf";
return PdfUtils.bytesToWebResponse(pdfBytes, outputFilename);
}
}

6
src/main/java/stirling/software/SPDF/controller/web/OtherWebController.java
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@ -88,5 +88,11 @@ public class OtherWebController {
return "other/adjust-contrast";
}
@GetMapping("/repair")
@Hidden
public String repairForm(Model model) {
model.addAttribute("currentPage", "repair");
return "other/repair";
}
}

2
src/main/resources/messages_en_GB.properties
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@ -114,6 +114,8 @@ home.sign.desc=Adds signature to PDF by drawing, text or image
home.flatten.title=Flatten
home.flatten.desc=Remove all interactive elements and forms from a PDF
home.repair.title=Repair
home.repair.desc=Tries to repair a corrupt/broken PDF
ScannerImageSplit.selectText.1=Angle Threshold:
ScannerImageSplit.selectText.2=Sets the minimum absolute angle required for the image to be rotated (default: 10).

3
src/main/resources/static/images/wrench.svg Normal file
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@ -0,0 +1,3 @@
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-wrench" viewBox="0 0 16 16">
<path d="M.102 2.223A3.004 3.004 0 0 0 3.78 5.897l6.341 6.252A3.003 3.003 0 0 0 13 16a3 3 0 1 0-.851-5.878L5.897 3.781A3.004 3.004 0 0 0 2.223.1l2.141 2.142L4 4l-1.757.364L.102 2.223zm13.37 9.019.528.026.287.445.445.287.026.529L15 13l-.242.471-.026.529-.445.287-.287.445-.529.026L13 15l-.471-.242-.529-.026-.287-.445-.445-.287-.026-.529L11 13l.242-.471.026-.529.445-.287.287-.445.529-.026L13 11l.471.242z"/>
</svg>
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After

Width:  |  Height:  |  Size: 541 B

5
src/main/resources/templates/fragments/navbar.html
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@ -289,7 +289,10 @@ function compareVersions(version1, version2) {
</a>
<a class="dropdown-item" href="#" th:href="@{flatten}" th:classappend="${currentPage}=='flatten' ? 'active' : ''" th:title="#{home.flatten.desc}">
<img class="icon" src="images/flatten.svg" alt="icon" style="width: 16px; height: 16px; vertical-align: middle;"> <span class="icon-text" th:text="#{home.flatten.title}"></span>
</a>
</a>
<a class="dropdown-item" href="#" th:href="@{repair}" th:classappend="${currentPage}=='repair' ? 'active' : ''" th:title="#{home.repair.desc}">
<img class="icon" src="images/wrench.svg" alt="icon" style="width: 16px; height: 16px; vertical-align: middle;"> <span class="icon-text" th:text="#{home.repair.title}"></span>
</a>
</div>
</li>

1
src/main/resources/templates/home.html
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@ -111,6 +111,7 @@ filter: invert(0.2) sepia(2) saturate(50) hue-rotate(190deg);
<div th:replace="~{fragments/card :: card(cardTitle=#{home.sign.title}, cardText=#{home.sign.desc}, cardLink='sign', svgPath='images/sign.svg')}"></div>
<div th:replace="~{fragments/card :: card(cardTitle=#{home.flatten.title}, cardText=#{home.flatten.desc}, cardLink='flatten', svgPath='images/flatten.svg')}"></div>
<div th:replace="~{fragments/card :: card(cardTitle=#{home.repair.title}, cardText=#{home.repair.desc}, cardLink='repair', svgPath='images/wrench.svg')}"></div>
</div>
</div>
<div th:insert="~{fragments/footer.html :: footer}"></div>

29
src/main/resources/templates/other/repair.html Normal file
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@ -0,0 +1,29 @@
<!DOCTYPE html>
<html th:lang="${#locale.toString()}" th:lang-direction="#{language.direction}" xmlns:th="http://www.thymeleaf.org">
<th:block th:insert="~{fragments/common :: head(title=#{repair.title})}"></th:block>
<body>
<div id="page-container">
<div id="content-wrap">
<div th:insert="~{fragments/navbar.html :: navbar}"></div>
<br> <br>
<div class="container">
<div class="row justify-content-center">
<div class="col-md-6">
<h2 th:text="#{repair.header}"></h2>
<form id="multiPdfForm" th:action="@{repair}" method="post" enctype="multipart/form-data">
<div th:replace="~{fragments/common :: fileSelector(name='fileInput', multiple=false, accept='application/pdf')}"></div>
<button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{repair.submit}"></button>
</form>
</div>
</div>
</div>
</div>
<div th:insert="~{fragments/footer.html :: footer}"></div>
</div>
</body>
</html>