ecommun / owncloud_ynh

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sources/apps/contacts/ajax/savecrop.php 4.42 KB
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  <?php
  /**
   * ownCloud - Addressbook
   *
   * @author Thomas Tanghus
   * @copyright 2012 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/>.
   *
   */
  // Check if we are a user
  OCP\JSON::checkLoggedIn();
  OCP\JSON::checkAppEnabled('contacts');
  OCP\JSON::callCheck();
  
  // Firefox and Konqueror tries to download application/json for me.  --Arthur
  OCP\JSON::setContentTypeHeader('text/plain; charset=utf-8');
  
  require_once 'loghandler.php';
  
  $image = null;
  
  $x1 = (isset($_POST['x1']) && $_POST['x1']) ? $_POST['x1'] : 0;
  //$x2 = isset($_POST['x2']) ? $_POST['x2'] : -1;
  $y1 = (isset($_POST['y1']) && $_POST['y1']) ? $_POST['y1'] : 0;
  //$y2 = isset($_POST['y2']) ? $_POST['y2'] : -1;
  $w = (isset($_POST['w']) && $_POST['w']) ? $_POST['w'] : -1;
  $h = (isset($_POST['h']) && $_POST['h']) ? $_POST['h'] : -1;
  $tmpkey = isset($_POST['tmpkey']) ? $_POST['tmpkey'] : '';
  $id = isset($_POST['id']) ? $_POST['id'] : '';
  
  if($tmpkey == '') {
  	bailOut('Missing key to temporary file.');
  }
  
  if($id == '') {
  	bailOut('Missing contact id.');
  }
  
  OCP\Util::writeLog('contacts', 'savecrop.php: key: '.$tmpkey, OCP\Util::DEBUG);
  
  // For vCard 3.0 the type must be e.g. JPEG or PNG
  // For version 4.0 the full mimetype should be used.
  // https://tools.ietf.org/html/rfc2426#section-3.1.4
  function imageType($version, $mimeType) {
  	if($version === '4.0') {
  		return $mimeType;
  	} else {
  		$parts = explode('/', $mimeType);
  		return strtoupper(array_pop($parts));
  	}
  }
  
  $data = OC_Cache::get($tmpkey);
  if($data) {
  	$image = new OC_Image();
  	if($image->loadFromData($data)) {
  		$w = ($w != -1 ? $w : $image->width());
  		$h = ($h != -1 ? $h : $image->height());
  		OCP\Util::writeLog('contacts',
  			'savecrop.php, x: '.$x1.' y: '.$y1.' w: '.$w.' h: '.$h,
  			OCP\Util::DEBUG);
  		if($image->crop($x1, $y1, $w, $h)) {
  			if(($image->width() <= 200 && $image->height() <= 200)
  				|| $image->resize(200)) {
  
  				$vcard = OCA\Contacts\App::getContactVCard($id);
  				if(!$vcard) {
  					OC_Cache::remove($tmpkey);
  					bailOut(OCA\Contacts\App::$l10n
  						->t('Error getting contact object.'));
  				}
  				if($vcard->__isset('PHOTO')) {
  					OCP\Util::writeLog('contacts',
  						'savecrop.php: PHOTO property exists.',
  						OCP\Util::DEBUG);
  					$property = $vcard->__get('PHOTO');
  					if(!$property) {
  						OC_Cache::remove($tmpkey);
  						bailOut(OCA\Contacts\App::$l10n
  							->t('Error getting PHOTO property.'));
  					}
  					$type = imageType((string)$vcard->VERSION, $image->mimeType());
  					$property->setValue($image->__toString());
  					$property->parameters = array();
  					$property->parameters[]
  						= new Sabre\VObject\Parameter('ENCODING', 'b');
  					$property->parameters[]
  						= new Sabre\VObject\Parameter('TYPE', $type);
  					$vcard->__set('PHOTO', $property);
  				} else {
  					OCP\Util::writeLog('contacts',
  						'savecrop.php: Adding PHOTO property.',
  						OCP\Util::DEBUG);
  					$type = imageType((string)$vcard->VERSION, $image->mimeType());
  
  					$vcard->add('PHOTO',
  						$image->__toString(), array('ENCODING' => 'b',
  						'TYPE' => $type));
  				}
  				$now = new DateTime;
  				$vcard->{'REV'} = $now->format(DateTime::W3C);
  				if(!OCA\Contacts\VCard::edit($id, $vcard)) {
  					bailOut(OCA\Contacts\App::$l10n->t('Error saving contact.'));
  				}
  				OCA\Contacts\App::cacheThumbnail($id, $image);
  				OCP\JSON::success(array(
  					'data' => array(
  						'id' => $id,
  						'width' => $image->width(),
  						'height' => $image->height(),
  						'lastmodified' => OCA\Contacts\App::lastModified($vcard)->format('U')
  					)
  				));
  			} else {
  				bailOut(OCA\Contacts\App::$l10n->t('Error resizing image'));
  			}
  		} else {
  			bailOut(OCA\Contacts\App::$l10n->t('Error cropping image'));
  		}
  	} else {
  		bailOut(OCA\Contacts\App::$l10n->t('Error creating temporary image'));
  	}
  } else {
  	bailOut(OCA\Contacts\App::$l10n->t('Error finding image: ').$tmpkey);
  }
  
  OC_Cache::remove($tmpkey);