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@ -234,32 +234,50 @@ class ImageManager {
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}
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if ($key === 'background' && $this->shouldOptimizeBackgroundImage($detectedMimeType, filesize($tmpFile))) {
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// Optimize the image since some people may upload images that will be
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// either to big or are not progressive rendering.
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$newImage = @imagecreatefromstring(file_get_contents($tmpFile));
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// Preserve transparency
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imagesavealpha($newImage, true);
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imagealphablending($newImage, true);
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$tmpFile = $this->tempManager->getTemporaryFile();
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$newWidth = (int)(imagesx($newImage) < 4096 ? imagesx($newImage) : 4096);
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$newHeight = (int)(imagesy($newImage) / (imagesx($newImage) / $newWidth));
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$outputImage = imagescale($newImage, $newWidth, $newHeight);
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imageinterlace($outputImage, 1);
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if (strpos($detectedMimeType, 'image/jpeg') !== false) {
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imagejpeg($outputImage, $tmpFile, 90);
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} else {
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imagepng($outputImage, $tmpFile, 8);
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}
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imagedestroy($outputImage);
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try {
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// Optimize the image since some people may upload images that will be
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// either to big or are not progressive rendering.
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$newImage = @imagecreatefromstring(file_get_contents($tmpFile));
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if ($newImage === false) {
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throw new \Exception('Could not read background image, possibly corrupted.');
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}
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$target->putContent(file_get_contents($tmpFile));
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} else {
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$target->putContent(file_get_contents($tmpFile));
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// Preserve transparency
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imagesavealpha($newImage, true);
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imagealphablending($newImage, true);
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$newWidth = (int)(imagesx($newImage) < 4096 ? imagesx($newImage) : 4096);
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$newHeight = (int)(imagesy($newImage) / (imagesx($newImage) / $newWidth));
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$outputImage = imagescale($newImage, $newWidth, $newHeight);
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if ($outputImage === false) {
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throw new \Exception('Could not scale uploaded background image.');
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}
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$newTmpFile = $this->tempManager->getTemporaryFile();
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imageinterlace($outputImage, 1);
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// Keep jpeg images encoded as jpeg
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if (strpos($detectedMimeType, 'image/jpeg') !== false) {
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if (!imagejpeg($outputImage, $newTmpFile, 90)) {
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throw new \Exception('Could not recompress background image as JPEG');
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}
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} else {
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if (!imagepng($outputImage, $newTmpFile, 8)) {
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throw new \Exception('Could not recompress background image as PNG');
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}
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}
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$tmpFile = $newTmpFile;
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imagedestroy($outputImage);
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} catch (\Exception $e) {
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if (is_resource($outputImage) || $outputImage instanceof \GdImage) {
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imagedestroy($outputImage);
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}
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$this->logger->debug($e->getMessage());
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}
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}
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$target->putContent(file_get_contents($tmpFile));
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return $detectedMimeType;
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}
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