nextcloud/apps/contacts/thumbnail.php

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<?php
/**
* ownCloud - Addressbook
*
* @author Thomas Tanghus
* @copyright 2011-2012 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/>.
*
*/
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OCP\JSON::checkLoggedIn();
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//OCP\User::checkLoggedIn();
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OCP\App::checkAppEnabled('contacts');
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session_write_close();
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function getStandardImage() {
//OCP\Response::setExpiresHeader('P10D');
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OCP\Response::enableCaching();
OCP\Response::redirect(OCP\Util::imagePath('contacts', 'person.png'));
}
if(!extension_loaded('gd') || !function_exists('gd_info')) {
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OCP\Util::writeLog('contacts',
'thumbnail.php. GD module not installed', OCP\Util::DEBUG);
getStandardImage();
exit();
}
$id = $_GET['id'];
$caching = isset($_GET['refresh']) ? 0 : null;
$contact = OC_Contacts_App::getContactVCard($id);
// invalid vcard
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if(is_null($contact)) {
OCP\Util::writeLog('contacts',
'thumbnail.php. The VCard for ID ' . $id . ' is not RFC compatible',
OCP\Util::ERROR);
getStandardImage();
exit();
}
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OCP\Response::enableCaching($caching);
OC_Contacts_App::setLastModifiedHeader($contact);
$thumbnail_size = 23;
// Find the photo from VCard.
$image = new OC_Image();
$photo = $contact->getAsString('PHOTO');
if($photo) {
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OCP\Response::setETagHeader(md5($photo));
if($image->loadFromBase64($photo)) {
if($image->centerCrop()) {
if($image->resize($thumbnail_size)) {
if($image->show()) {
exit();
} else {
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OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t display thumbnail for ID ' . $id,
OCP\Util::ERROR);
}
} else {
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OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t resize thumbnail for ID ' . $id,
OCP\Util::ERROR);
}
}else{
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OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t crop thumbnail for ID ' . $id,
OCP\Util::ERROR);
}
} else {
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OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t load image string for ID ' . $id,
OCP\Util::ERROR);
}
}
getStandardImage();