c00491cd7a
Since these functions exit (or throw exception) after running, there is no need to have a 'return' statement or similar afterwards.
142 lines
3.7 KiB
PHP
142 lines
3.7 KiB
PHP
<?php
|
|
/**
|
|
* StatusNet - the distributed open-source microblogging tool
|
|
* Copyright (C) 2010, StatusNet, Inc.
|
|
*
|
|
* Redirect to the 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 URL
|
|
* @package StatusNet
|
|
* @author Evan Prodromou <evan@status.net>
|
|
* @copyright 2010 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);
|
|
}
|
|
|
|
/**
|
|
* Redirect to a given URL
|
|
*
|
|
* This is our internal low-budget URL-shortener
|
|
*
|
|
* @category Action
|
|
* @package StatusNet
|
|
* @author Evan Prodromou <evan@status.net>
|
|
* @copyright 2010 StatusNet, Inc.
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
|
|
* @link http://status.net/
|
|
*/
|
|
|
|
class RedirecturlAction extends Action
|
|
{
|
|
protected $id = null;
|
|
protected $file = null;
|
|
|
|
/**
|
|
* For initializing members of the class.
|
|
*
|
|
* @param array $argarray misc. arguments
|
|
*
|
|
* @return boolean true
|
|
*/
|
|
function prepare($argarray)
|
|
{
|
|
parent::prepare($argarray);
|
|
|
|
$this->id = $this->trimmed('id');
|
|
|
|
if (empty($this->id)) {
|
|
// TRANS: Client exception thrown when no ID parameter was provided.
|
|
throw new ClientException(_('No id parameter.'));
|
|
}
|
|
|
|
$this->file = File::getKV('id', $this->id);
|
|
|
|
if (empty($this->file)) {
|
|
// TRANS: Client exception thrown when an invalid ID parameter was provided for a file.
|
|
// TRANS: %d is the provided ID for which the file is not present (number).
|
|
throw new ClientException(sprintf(_('No such file "%d".'),
|
|
$this->id),
|
|
404);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Handler method
|
|
*
|
|
* @param array $argarray is ignored since it's now passed in in prepare()
|
|
*
|
|
* @return void
|
|
*/
|
|
function handle($argarray=null)
|
|
{
|
|
common_redirect($this->file->url, 307);
|
|
}
|
|
|
|
/**
|
|
* Return true if read only.
|
|
*
|
|
* MAY override
|
|
*
|
|
* @param array $args other arguments
|
|
*
|
|
* @return boolean is read only action?
|
|
*/
|
|
function isReadOnly($args)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Return last modified, if applicable.
|
|
*
|
|
* MAY override
|
|
*
|
|
* @return string last modified http header
|
|
*/
|
|
function lastModified()
|
|
{
|
|
// For comparison with If-Last-Modified
|
|
// If not applicable, return null
|
|
|
|
return strtotime($this->file->modified);
|
|
}
|
|
|
|
/**
|
|
* Return etag, if applicable.
|
|
*
|
|
* MAY override
|
|
*
|
|
* @return string etag http header
|
|
*/
|
|
function etag()
|
|
{
|
|
return 'W/"' . implode(':', array($this->arg('action'),
|
|
common_user_cache_hash(),
|
|
common_language(),
|
|
$this->file->id)) . '"';
|
|
}
|
|
}
|