gnu-social/plugins/SubMirror/actions/editmirror.php

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<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* 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/>.
*
* PHP version 5
*
* @category Action
* @package StatusNet
* @author Brion Vibber <brion@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
* @link http://status.net/
*/
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if (!defined('GNUSOCIAL') && !defined('STATUSNET')) { exit(1); }
/**
* Takes parameters:
*
* - feed: a profile ID
* - token: session token to prevent CSRF attacks
* - ajax: boolean; whether to return Ajax or full-browser results
*
* Only works if the current user is logged in.
*
* @category Action
* @package StatusNet
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
* @link http://status.net/
*/
class EditMirrorAction extends BaseMirrorAction
{
/**
* Check pre-requisites and instantiate attributes
*
* @param Array $args array of arguments (URL, GET, POST)
*
* @return boolean success flag
*/
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protected function prepare(array $args=array())
{
parent::prepare($args);
$this->profile = $this->validateProfile($this->trimmed('profile'));
$this->mirror = SubMirror::pkeyGet(array('subscriber' => $this->user->id,
'subscribed' => $this->profile->id));
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if (!$this->mirror instanceof SubMirror) {
// TRANS: Client error displayed when trying to edit an object that is not a feed mirror.
$this->clientError(_m('Requested invalid profile to edit.'));
}
$this->style = $this->validateStyle($this->trimmed('style'));
// DO NOT change to $this->boolean(), it will be wrong.
// We're checking for the presence of the setting, not its value.
$this->delete = (bool)$this->arg('delete');
return true;
}
protected function validateStyle($style)
{
$allowed = array('repeat', 'copy');
if (in_array($style, $allowed)) {
return $style;
} else {
// TRANS: Client error displayed when providing invalid input when editing a mirror.
$this->clientError(_m('Bad form data.'));
}
}
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protected function saveMirror()
{
$mirror = SubMirror::getMirror($this->user, $this->profile);
if (!$mirror) {
// TRANS: Client error thrown when a mirror request is made and no result is retrieved.
$this->clientError(_m('The mirror request failed, because no result was retrieved.'));
}
if ($this->delete) {
$mirror->delete();
$oprofile = Ostatus_profile::getKV('profile_id', $this->profile->id);
if ($oprofile) {
$oprofile->garbageCollect();
}
} else if ($this->style != $mirror->style) {
$orig = clone($mirror);
$mirror->style = $this->style;
$mirror->modified = common_sql_now();
$mirror->update($orig);
}
}
}