Differential D19198 Diff 45986 src/applications/files/PhabricatorImageTransformer.php

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src/applications/files/PhabricatorImageTransformer.php

Show All 14 Lines	return PhabricatorFile::newFromFileData(
$image,		$image,
array(		array(
'name' => 'meme-'.$file->getName(),		'name' => 'meme-'.$file->getName(),
'ttl.relative' => phutil_units('24 hours in seconds'),		'ttl.relative' => phutil_units('24 hours in seconds'),
'canCDN' => true,		'canCDN' => true,
));		));
}		}

public function executeConpherenceTransform(
PhabricatorFile $file,
$top,
$left,
$width,
$height) {

$image = $this->crasslyCropTo(
$file,
$top,
$left,
$width,
$height);

return PhabricatorFile::newFromFileData(
$image,
array(
'name' => 'conpherence-'.$file->getName(),
'profile' => true,
'canCDN' => true,
));
}

private function crasslyCropTo(PhabricatorFile $file, $top, $left, $w, $h) {
$data = $file->loadFileData();
$src = imagecreatefromstring($data);
$dst = $this->getBlankDestinationFile($w, $h);

$scale = self::getScaleForCrop($file, $w, $h);
$orig_x = $left / $scale;
$orig_y = $top / $scale;
$orig_w = $w / $scale;
$orig_h = $h / $scale;

imagecopyresampled(
$dst,
$src,
0, 0,
$orig_x, $orig_y,
$w, $h,
$orig_w, $orig_h);

return self::saveImageDataInAnyFormat($dst, $file->getMimeType());
}

private function getBlankDestinationFile($dx, $dy) {
$dst = imagecreatetruecolor($dx, $dy);
imagesavealpha($dst, true);
imagefill($dst, 0, 0, imagecolorallocatealpha($dst, 255, 255, 255, 127));

return $dst;
}

public static function getScaleForCrop(
PhabricatorFile $file,
$des_width,
$des_height) {

$metadata = $file->getMetadata();
$width = $metadata[PhabricatorFile::METADATA_IMAGE_WIDTH];
$height = $metadata[PhabricatorFile::METADATA_IMAGE_HEIGHT];

if ($height < $des_height) {
$scale = $height / $des_height;
} else if ($width < $des_width) {
$scale = $width / $des_width;
} else {
$scale_x = $des_width / $width;
$scale_y = $des_height / $height;
$scale = max($scale_x, $scale_y);
}

return $scale;
}

private function applyMemeToFile(		private function applyMemeToFile(
PhabricatorFile $file,		PhabricatorFile $file,
$upper_text,		$upper_text,
$lower_text) {		$lower_text) {
$data = $file->loadFileData();		$data = $file->loadFileData();

$img_type = $file->getMimeType();		$img_type = $file->getMimeType();
$imagemagick = PhabricatorEnv::getEnvConfig('files.enable-imagemagick');		$imagemagick = PhabricatorEnv::getEnvConfig('files.enable-imagemagick');
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