better handling of preview generation errors
Signed-off-by: Robin Appelman <robin@icewind.nl>
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18b5e2fced
commit
4dfd90abc4
2 changed files with 9 additions and 4 deletions
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@ -303,6 +303,10 @@ class Generator {
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private function generatePreview(ISimpleFolder $previewFolder, ISimpleFile $maxPreview, $width, $height, $crop, $maxWidth, $maxHeight) {
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$preview = $this->helper->getImage($maxPreview);
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if (!$preview->valid()) {
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throw new \InvalidArgumentException('Failed to generate preview, failed to load image');
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}
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if ($crop) {
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if ($height !== $preview->height() && $width !== $preview->width()) {
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//Resize
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@ -325,6 +329,7 @@ class Generator {
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$preview->resize(max($width, $height));
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}
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$path = $this->generatePath($width, $height, $crop);
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try {
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$file = $previewFolder->newFile($path);
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@ -563,7 +563,7 @@ class OC_Image implements \OCP\IImage {
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case IMAGETYPE_JPEG:
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if (imagetypes() & IMG_JPG) {
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if (getimagesize($imagePath) !== false) {
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$this->resource = imagecreatefromjpeg($imagePath);
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$this->resource = @imagecreatefromjpeg($imagePath);
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} else {
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$this->logger->debug('OC_Image->loadFromFile, JPG image not valid: ' . $imagePath, array('app' => 'core'));
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}
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@ -573,7 +573,7 @@ class OC_Image implements \OCP\IImage {
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break;
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case IMAGETYPE_PNG:
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if (imagetypes() & IMG_PNG) {
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$this->resource = imagecreatefrompng($imagePath);
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$this->resource = @imagecreatefrompng($imagePath);
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// Preserve transparency
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imagealphablending($this->resource, true);
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imagesavealpha($this->resource, true);
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@ -583,14 +583,14 @@ class OC_Image implements \OCP\IImage {
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break;
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case IMAGETYPE_XBM:
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if (imagetypes() & IMG_XPM) {
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$this->resource = imagecreatefromxbm($imagePath);
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$this->resource = @imagecreatefromxbm($imagePath);
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} else {
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$this->logger->debug('OC_Image->loadFromFile, XBM/XPM images not supported: ' . $imagePath, array('app' => 'core'));
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}
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break;
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case IMAGETYPE_WBMP:
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if (imagetypes() & IMG_WBMP) {
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$this->resource = imagecreatefromwbmp($imagePath);
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$this->resource = @imagecreatefromwbmp($imagePath);
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} else {
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$this->logger->debug('OC_Image->loadFromFile, WBMP images not supported: ' . $imagePath, array('app' => 'core'));
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}
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