3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2010, StatusNet, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
23 * @author Brion Vibber <brion@status.net>
24 * @copyright 2010 StatusNet, Inc.
25 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
26 * @link http://status.net/
29 if (!defined('STATUSNET')) {
36 * - feed: a profile ID
37 * - token: session token to prevent CSRF attacks
38 * - ajax: boolean; whether to return Ajax or full-browser results
40 * Only works if the current user is logged in.
44 * @copyright 2010 StatusNet, Inc.
45 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
46 * @link http://status.net/
48 abstract class BaseMirrorAction extends Action
54 * Check pre-requisites and instantiate attributes
56 * @param Array $args array of arguments (URL, GET, POST)
58 * @return boolean success flag
60 function prepare($args)
62 parent::prepare($args);
63 return $this->sharedBoilerplate();
66 protected function validateFeedUrl($url)
68 if (common_valid_http_url($url)) {
71 // TRANS: Client error displayed when entering an invalid URL for a feed.
72 // TRANS: %s is the invalid feed URL.
73 $this->clientError(sprintf(_m("Invalid feed URL: %s."), $url));
77 protected function validateProfile($id)
80 $profile = Profile::staticGet('id', $id);
81 if ($profile && $profile->id != $this->user->id) {
84 // TRANS: Error message returned to user when setting up feed mirroring,
85 // TRANS: but we were unable to resolve the given URL to a working feed.
86 $this->clientError(_m('Invalid profile for mirroring.'));
94 protected function profileForFeed($url)
97 // Maybe we got a web page?
98 $oprofile = Ostatus_profile::ensureProfileURL($url);
99 } catch (Exception $e) {
101 $oprofile = Ostatus_profile::ensureFeedURL($url);
103 if ($oprofile->isGroup()) {
104 $this->clientError(_m("Cannot mirror a StatusNet group at this time."));
106 $this->oprofile = $oprofile; // @fixme ugly side effect :D
107 return $oprofile->localProfile();
111 * @todo FIXME: none of this belongs in end classes
112 * this stuff belongs in shared code!
114 function sharedBoilerplate()
116 // Only allow POST requests
117 if ($_SERVER['REQUEST_METHOD'] != 'POST') {
118 $this->clientError(_m('This action only accepts POST requests.'));
123 $token = $this->trimmed('token');
125 if (!$token || $token != common_session_token()) {
126 $this->clientError(_m('There was a problem with your session token.'.
127 ' Try again, please.'));
131 // Only for logged-in users
133 $this->user = common_current_user();
135 if (empty($this->user)) {
136 // TRANS: Error message displayed when trying to perform an action that requires a logged in user.
137 $this->clientError(_m('Not logged in.'));
146 * Does the subscription and returns results.
148 * @param Array $args unused.
152 function handle($args)
154 // Throws exception on error
157 if ($this->boolean('ajax')) {
158 $this->startHTML('text/xml;charset=utf-8');
159 $this->elementStart('head');
160 $this->element('title', null, _m('Subscribed'));
161 $this->elementEnd('head');
162 $this->elementStart('body');
163 $unsubscribe = new EditMirrorForm($this, $this->profile);
164 $unsubscribe->show();
165 $this->elementEnd('body');
166 $this->elementEnd('html');
168 $url = common_local_url('mirrorsettings');
169 common_redirect($url, 303);
173 abstract function saveMirror();