gnu-social/plugins/Bookmark/bookmarkforurl.php
2011-04-14 23:44:01 -04:00

130 lines
3.5 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Returns a pre-filled bookmark form for a given URL
*
* PHP version 5
*
* 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 Bookmark
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Returns a prefilled bookmark form for a given URL
*
* @category Bookmark
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class BookmarkforurlAction extends Action
{
protected $url;
protected $oembed;
protected $thumbnail;
/**
* For initializing members of the class.
*
* @param array $args misc. arguments
*
* @return boolean true
*/
function prepare($args)
{
parent::prepare($args);
if (!$this->isPost()) {
throw new ClientException(_('POST only'), 405);
}
$this->checkSessionToken();
$this->url = $this->trimmed('url');
if (empty($this->url)) {
throw new ClientException(_('URL is required.'), 400);
}
if (!Validate::uri($this->url, array('allowed_schemes' => array('http', 'https')))) {
throw new ClientException(_('Invalid URL.'), 400);
}
$f = File::processNew($this->url);
if (!empty($f)) {
$this->oembed = File_oembed::staticGet('file_id', $f->id);
if (!empty($this->oembed)) {
$this->title = $this->oembed->title;
}
$this->thumbnail = File_thumbnail::staticGet('file_id', $f->id);
}
return true;
}
/**
* Handler method
*
* @param array $args is ignored since it's now passed in in prepare()
*
* @return void
*/
function handle($args=null)
{
$this->startHTML('text/xml;charset=utf-8');
$this->elementStart('head');
$this->element('title', null, _('Bookmark form'));
$this->elementEnd('head');
$this->elementStart('body');
$bf = new BookmarkForm($this, $this->title, $this->url, null, null, $this->thumbnail);
$bf->show();
$this->elementEnd('body');
$this->elementEnd('html');
}
/**
* Return true if read only.
*
* MAY override
*
* @param array $args other arguments
*
* @return boolean is read only action?
*/
function isReadOnly($args)
{
return false;
}
}