3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2010, StatusNet, Inc.
6 * Show a single favorite in Atom Activity Streams format
10 * This program is free software: you can redistribute it and/or modify
11 * it under the terms of the GNU Affero General Public License as published by
12 * the Free Software Foundation, either version 3 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Affero General Public License for more details.
20 * You should have received a copy of the GNU Affero General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 * @author Evan Prodromou <evan@status.net>
26 * @copyright 2010 StatusNet, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
28 * @link http://status.net/
31 if (!defined('STATUSNET')) {
32 // This check helps protect against security problems;
33 // your code file can't be executed directly from the web.
37 require_once INSTALLDIR . '/lib/apiauth.php';
40 * Show a single favorite in Atom Activity Streams format.
42 * Can also be used to delete a favorite.
46 * @author Evan Prodromou <evan@status.net>
47 * @copyright 2010 StatusNet, Inc.
48 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
49 * @link http://status.net/
51 class AtompubshowfavoriteAction extends ApiAuthAction
53 private $_profile = null;
54 private $_notice = null;
55 private $_fave = null;
58 * For initializing members of the class.
60 * @param array $argarray misc. arguments
62 * @return boolean true
64 function prepare($argarray)
66 parent::prepare($argarray);
68 $profileId = $this->trimmed('profile');
69 $noticeId = $this->trimmed('notice');
71 $this->_profile = Profile::staticGet('id', $profileId);
73 if (empty($this->_profile)) {
74 // TRANS: Client exception.
75 throw new ClientException(_('No such profile.'), 404);
78 $this->_notice = Notice::staticGet('id', $noticeId);
80 if (empty($this->_notice)) {
81 // TRANS: Client exception thrown when referencing a non-existing notice.
82 throw new ClientException(_('No such notice.'), 404);
85 $this->_fave = Fave::pkeyGet(array('user_id' => $profileId,
86 'notice_id' => $noticeId));
88 if (empty($this->_fave)) {
89 // TRANS: Client exception thrown when referencing a non-existing favorite.
90 throw new ClientException(_('No such favorite.'), 404);
99 * @param array $argarray is ignored since it's now passed in in prepare()
103 function handle($argarray=null)
105 parent::handle($argarray);
107 switch ($_SERVER['REQUEST_METHOD']) {
116 // TRANS: Client exception thrown using an unsupported HTTP method.
117 throw new ClientException(_('HTTP method not supported.'),
124 * Show a single favorite, in ActivityStreams format
130 $activity = $this->_fave->asActivity();
132 header('Content-Type: application/atom+xml; charset=utf-8');
135 $this->raw($activity->asString(true, true, true));
142 * Delete the favorite
146 function deleteFave()
148 if (empty($this->auth_user) ||
149 $this->auth_user->id != $this->_profile->id) {
150 // TRANS: Client exception thrown when trying to remove a favorite notice of another user.
151 throw new ClientException(_("Cannot delete someone else's".
155 $this->_fave->delete();
161 * Return true if read only.
165 * @param array $args other arguments
167 * @return boolean is read only action?
169 function isReadOnly($args)
171 if ($_SERVER['REQUEST_METHOD'] == 'GET' ||
172 $_SERVER['REQUEST_METHOD'] == 'HEAD') {
180 * Return last modified, if applicable.
184 * @return string last modified http header
186 function lastModified()
188 return max(strtotime($this->_profile->modified),
189 strtotime($this->_notice->modified),
190 strtotime($this->_fave->modified));
194 * Return etag, if applicable.
198 * @return string etag http header
202 $mtime = strtotime($this->_fave->modified);
204 return 'W/"' . implode(':', array('AtomPubShowFavorite',
211 * Does this require authentication?
213 * @return boolean true if delete, else false
215 function requiresAuth()
217 if ($_SERVER['REQUEST_METHOD'] == 'GET' ||
218 $_SERVER['REQUEST_METHOD'] == 'HEAD') {