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[stable24] Use '(n)' suffix instead of timestamp prefix for uploaded image names #2377

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Merged
mejo- merged 2 commits into from
May 9, 2022
Merged

[stable24] Use '(n)' suffix instead of timestamp prefix for uploaded image names #2377

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e7f130d
refs #2338 use '(n)' suffix instead of timestamp prefix to make sure …
May 9, 2022
d9f888b
refs #2338 improve and test ImageService::getUniqueFileName()
May 9, 2022
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refs #2338 use '(n)' suffix instead of timestamp prefix to make sure … 
…attachment names are unique

Signed-off-by: Julien Veyssier <[email protected]>
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@backportbot-nextcloud
Julien Veyssier authored and backportbot-nextcloud[bot] committed May 9, 2022
commit e7f130d46404f6ed38f740f70dd5ba26a3cd6570
23 changes: 20 additions & 3 deletions lib/Service/ImageService.php
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Original file line number Diff line number Diff line change
Expand Up @@ -152,7 +152,7 @@ public function uploadImage(int $documentId, string $newFileName, $newFileResour
throw new NotPermittedException('No write permissions');
}
$saveDir = $this->getAttachmentDirectoryForFile($textFile, true);
$fileName = (string) time() . '-' . $newFileName;
$fileName = $this->getUniqueFileName($saveDir, $newFileName);
$savedFile = $saveDir->newFile($fileName, $newFileResource);
return [
'name' => $fileName,
Expand All @@ -179,7 +179,7 @@ public function uploadImagePublic(?int $documentId, string $newFileName, $newFil
}
$textFile = $this->getTextFilePublic($documentId, $shareToken);
$saveDir = $this->getAttachmentDirectoryForFile($textFile, true);
$fileName = (string) time() . '-' . $newFileName;
$fileName = $this->getUniqueFileName($saveDir, $newFileName);
$savedFile = $saveDir->newFile($fileName, $newFileResource);
return [
'name' => $fileName,
Expand Down Expand Up @@ -221,7 +221,7 @@ public function insertImageFile(int $documentId, string $path, string $userId):
private function copyImageFile(File $imageFile, Folder $saveDir, File $textFile): array {
$mimeType = $imageFile->getMimeType();
if (in_array($mimeType, ImageController::IMAGE_MIME_TYPES, true)) {
$fileName = (string) time() . '-' . $imageFile->getName();
$fileName = $this->getUniqueFileName($saveDir, $imageFile->getName());
$targetPath = $saveDir->getPath() . '/' . $fileName;
$targetFile = $imageFile->copy($targetPath);
// get file type and name
Expand All @@ -236,6 +236,23 @@ private function copyImageFile(File $imageFile, Folder $saveDir, File $textFile)
];
}

/**
* Get unique file name in a directory. Add '(n)' suffix.
* @param Folder $dir
* @param string $fileName
* @return string
*/
private function getUniqueFileName(Folder $dir, string $fileName): string {
$extension = pathinfo($fileName, PATHINFO_EXTENSION);
$counter = 1;
$uniqueFileName = $fileName;
while ($dir->nodeExists($uniqueFileName)) {
$counter++;
$uniqueFileName = preg_replace('/\.' . $extension . '$/', ' (' . $counter . ').' . $extension, $fileName);
}
return $uniqueFileName;
}

/**
* Check if the shared access has write permissions
*
Expand Down