nextcloud/lib/preview/svg.php

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<?php
/**
* Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
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namespace OC\Preview;
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if (extension_loaded('imagick')) {
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class SVG extends Provider {
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public function getMimeType() {
return '/image\/svg\+xml/';
}
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public function getThumbnail($path,$maxX,$maxY,$scalingup,$fileview) {
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try{
$svg = new \Imagick();
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$svg->setBackgroundColor(new \ImagickPixel('transparent'));
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$content = stream_get_contents($fileview->fopen($path, 'r'));
if(substr($content, 0, 5) !== '<?xml') {
$content = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>' . $content;
}
$svg->readImageBlob($content);
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$svg->setImageFormat('png32');
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} catch (\Exception $e) {
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\OC_Log::write('core', $e->getmessage(), \OC_Log::ERROR);
return false;
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}
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//new image object
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$image = new \OC_Image();
$image->loadFromData($svg);
//check if image object is valid
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return $image->valid() ? $image : false;
}
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}
\OC\Preview::registerProvider('OC\Preview\SVG');
}