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<?php |
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/** |
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* @author Georg Ehrke <[email protected]> |
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* @author Joas Schilling <[email protected]> |
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* @author Olivier Paroz <[email protected]> |
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* @author Thomas Tanghus <[email protected]> |
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* |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OC\Preview; |
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use ID3Parser\ID3Parser; |
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class MP3 extends Provider { |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getMimeType() { |
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return '/audio\/mpeg/'; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) { |
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$getID3 = new ID3Parser(); |
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$tmpPath = $fileview->toTmpFile($path); |
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$tags = $getID3->analyze($tmpPath); |
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unlink($tmpPath); |
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$picture = isset($tags['id3v2']['APIC'][0]['data']) ? $tags['id3v2']['APIC'][0]['data'] : null; |
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if(is_null($picture) && isset($tags['id3v2']['PIC'][0]['data'])) { |
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$picture = $tags['id3v2']['PIC'][0]['data']; |
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} |
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if(!is_null($picture)) { |
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$image = new \OC_Image(); |
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$image->loadFromData($picture); |
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if ($image->valid()) { |
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$image->scaleDownToFit($maxX, $maxY); |
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return $image; |
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} |
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} |
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return $this->getNoCoverThumbnail(); |
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} |
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/** |
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* Generates a default image when the file has no cover |
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* |
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* @return bool|\OCP\IImage false if the default image is missing or invalid |
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*/ |
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private function getNoCoverThumbnail() { |
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$icon = \OC::$SERVERROOT . '/core/img/filetypes/audio.png'; |
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if(!file_exists($icon)) { |
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return false; |
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} |
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$image = new \OC_Image(); |
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$image->loadFromFile($icon); |
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return $image->valid() ? $image : false; |
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} |
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} |
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owncloud /
core
