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File upload exercises: Fix an issue with old file submissions not being deleted #7276

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merged 3 commits into from
Oct 3, 2023
Merged

File upload exercises: Fix an issue with old file submissions not being deleted #7276

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e37a6bf
Report error if to-be-deleted file does not exist.
theblobinthesky Sep 27, 2023
292834f
Converting public path to actual path prior to scheduling deletion.
theblobinthesky Sep 27, 2023
9197d31
Use FilePathService service instead of custom method.
theblobinthesky Sep 27, 2023
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4 changes: 3 additions & 1 deletion src/main/java/de/tum/in/www1/artemis/domain/FileUploadSubmission.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
package de.tum.in.www1.artemis.domain;

import java.net.URI;
import java.nio.file.Path;

import javax.persistence.*;
Expand Down Expand Up @@ -34,7 +35,8 @@ public String getSubmissionExerciseType() {
@PostRemove
public void onDelete() {
if (filePath != null) {
fileService.schedulePathForDeletion(Path.of(filePath), 0);
Path actualPath = FilePathService.actualPathForPublicPath(URI.create(filePath));
fileService.schedulePathForDeletion(actualPath, 0);
}
}

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6 changes: 3 additions & 3 deletions src/main/java/de/tum/in/www1/artemis/service/FilePathService.java
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Expand Up @@ -90,7 +90,7 @@ public Path actualPathForPublicPathOrThrow(URI publicPath) {
* @param publicPath the public file url to convert
* @return the actual path to that file in the local filesystem
*/
public Path actualPathForPublicPath(URI publicPath) {
public static Path actualPathForPublicPath(URI publicPath) {
// first extract the filename from the url
String uriPath = publicPath.getPath();
Path path = Path.of(uriPath);
Expand Down Expand Up @@ -129,7 +129,7 @@ public Path actualPathForPublicPath(URI publicPath) {
return null;
}

private Path actualPathForPublicAttachmentUnitFilePath(URI publicPath, String filename) {
private static Path actualPathForPublicAttachmentUnitFilePath(URI publicPath, String filename) {
Path path = Path.of(publicPath.getPath());
if (!publicPath.toString().contains("/slide")) {
String attachmentUnitId = path.getName(4).toString();
Expand All @@ -148,7 +148,7 @@ private Path actualPathForPublicAttachmentUnitFilePath(URI publicPath, String fi
}
}

private Path actualPathForPublicFileUploadExercisesFilePath(URI publicPath, String filename) {
private static Path actualPathForPublicFileUploadExercisesFilePath(URI publicPath, String filename) {
Path path = Path.of(publicPath.getPath());
try {
String expectedExerciseId = path.getName(3).toString();
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4 changes: 4 additions & 0 deletions src/main/java/de/tum/in/www1/artemis/service/FileService.java
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Expand Up @@ -768,6 +768,10 @@ public void schedulePathForDeletion(@Nullable Path path, long delayInMinutes) {
log.info("Delete file {}", path);
Files.delete(path);
}
else {
log.error("Deleting the file {} did not work because it does not exist", path);
}

futures.remove(path);
}
catch (IOException e) {
Expand Down