gnu-social/actions/attachment_thumbnail.php
2014-04-21 12:33:26 +02:00

84 lines
2.5 KiB
PHP

<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show notice attachments
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Personal
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2008-2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('GNUSOCIAL') && !defined('STATUSNET')) { exit(1); }
/**
* Show notice attachments
*
* @category Personal
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
class Attachment_thumbnailAction extends AttachmentAction
{
protected $thumb_w = null; // max width
protected $thumb_h = null; // max height
protected $thumb_a = null; // "aspect ratio" (more like "square", 1 or 0)
protected function prepare(array $args=array())
{
parent::prepare($args);
foreach (array('w', 'h', 'a') as $attr) {
$this->{"thumb_$attr"} = $this->arg($attr);
}
return true;
}
/**
* Show page, a template method.
*
* @return nothing
*/
function showPage()
{
if (Event::handle('StartShowBody', array($this))) {
$this->showCore();
Event::handle('EndShowBody', array($this));
}
}
/**
* Show core.
*
* Shows local navigation, content block and aside.
*
* @return nothing
*/
function showCore()
{
// Returns a File_thumbnail object or throws exception if not available
$thumbnail = $this->attachment->getThumbnail($this->thumb_w, $this->thumb_h, $this->thumb_a);
$this->element('img', array('src' => $thumbnail->getUrl(), 'alt' => 'Thumbnail'));
}
}