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sources/apps/contacts/lib/utils/temporaryphoto/uploaded.php 2.57 KB
6d9380f96   Cédric Dupont   Update sources OC...
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  <?php
  /**
   * ownCloud - Load an uploaded image from system.
   *
   * @author Thomas Tanghus
   * @copyright 2014 Thomas Tanghus (thomas@tanghus.net)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
   * License as published by the Free Software Foundation; either
   * version 3 of the License, or any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
   *
   * You should have received a copy of the GNU Affero General Public
   * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
   *
   */
  
  namespace OCA\Contacts\Utils\TemporaryPhoto;
  
  use OCA\Contacts\Contact as ContactObject,
  	OCA\Contacts\Utils\TemporaryPhoto as BaseTemporaryPhoto,
  	OCP\IRequest,
  	OCP\AppFramework\Http,
  	OCP\Image,
  	OCP\ICache;
  
  /**
   * This class loads an image from the virtual file system.
   */
  class Uploaded extends BaseTemporaryPhoto {
  
  	/**
  	 * The request to read the data from
  	 *
  	 * @var \OCP\IRequest
  	 */
  	protected $request;
  
  	public function __construct(ICache $cache, IRequest $request) {
  		\OCP\Util::writeLog('contacts', __METHOD__, \OCP\Util::DEBUG);
  		if (!$request instanceOf IRequest) {
  			throw new \Exception(
  				__METHOD__ . ' Second argument must be an instance of \\OCP\\IRequest'
  			);
  		}
  
  		parent::__construct($cache);
  		$this->request = $request;
  		$this->processImage();
  	}
  
  	/**
  	 * Load the image.
  	 */
  	protected function processImage() {
  		// If image has already been read return
  		if ($this->image instanceOf Image) {
  			return;
  		}
  		$this->image = new Image();
  		\OCP\Util::writeLog('contacts', __METHOD__ . ', Content-Type: ' . $this->request->getHeader('Content-Type'), \OCP\Util::DEBUG);
  		\OCP\Util::writeLog('contacts', __METHOD__ . ', Content-Length: ' . $this->request->getHeader('Content-Length'), \OCP\Util::DEBUG);
  
  		if (substr($this->request->getHeader('Content-Type'), 0, 6) !== 'image/') {
  			throw new \Exception(
  				'Only images can be used as contact photo',
  				Http::STATUS_UNSUPPORTED_MEDIA_TYPE
  			);
  		}
  
  		$maxSize = \OCP\Util::maxUploadFilesize('/');
  		if ($this->request->getHeader('Content-Length') > $maxSize) {
  			throw new \Exception(
  				sprintf(
  					'The size of the file exceeds the maximum allowed %s',
  					\OCP\Util::humanFileSize($maxSize)
  				),
  				Http::STATUS_REQUEST_ENTITY_TOO_LARGE
  			);
  		}
  
  		$this->image->loadFromFileHandle($this->request->put);
  	}
  
  }