3 * StatusNet, the distributed open-source microblogging tool
5 * Show a notice (as a Twitter-style status)
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Craig Andrews <candrews@integralblue.com>
25 * @author Evan Prodromou <evan@status.net>
26 * @author Jeffery To <jeffery.to@gmail.com>
27 * @author Tom Blankenship <mac65@mac65.com>
28 * @author Mike Cochrane <mikec@mikenz.geek.nz>
29 * @author Robin Millette <robin@millette.info>
30 * @author Zach Copley <zach@status.net>
31 * @copyright 2009 StatusNet, Inc.
32 * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
33 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
34 * @link http://status.net/
37 if (!defined('STATUSNET')) {
41 require_once INSTALLDIR . '/lib/apiprivateauth.php';
44 * Returns the notice specified by id as a Twitter-style status and inline user
48 * @author Craig Andrews <candrews@integralblue.com>
49 * @author Evan Prodromou <evan@status.net>
50 * @author Jeffery To <jeffery.to@gmail.com>
51 * @author Tom Blankenship <mac65@mac65.com>
52 * @author Mike Cochrane <mikec@mikenz.geek.nz>
53 * @author Robin Millette <robin@millette.info>
54 * @author Zach Copley <zach@status.net>
55 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
56 * @link http://status.net/
58 class ApiStatusesShowAction extends ApiPrivateAuthAction
60 var $notice_id = null;
64 * Take arguments for running
66 * @param array $args $_REQUEST args
68 * @return boolean success flag
70 function prepare($args)
72 parent::prepare($args);
74 // 'id' is an undocumented parameter in Twitter's API. Several
75 // clients make use of it, so we support it too.
77 // show.json?id=12345 takes precedence over /show/12345.json
79 $this->notice_id = (int)$this->trimmed('id');
81 if (empty($notice_id)) {
82 $this->notice_id = (int)$this->arg('id');
85 $this->notice = Notice::staticGet((int)$this->notice_id);
93 * Check the format and show the notice
95 * @param array $args $_REQUEST data (unused)
99 function handle($args)
101 parent::handle($args);
103 if (!in_array($this->format, array('xml', 'json', 'atom'))) {
104 // TRANS: Client error displayed when trying to handle an unknown API method.
105 $this->clientError(_('API method not found.'), 404);
109 switch ($_SERVER['REQUEST_METHOD']) {
114 $this->deleteNotice();
117 // TRANS: Client error displayed calling an unsupported HTTP error in API status show.
118 $this->clientError(_('HTTP method not supported.'), 405);
128 function showNotice()
130 if (!empty($this->notice)) {
131 switch ($this->format) {
133 $this->showSingleXmlStatus($this->notice);
136 $this->show_single_json_status($this->notice);
139 $this->showSingleAtomStatus($this->notice);
142 // TRANS: Exception thrown requesting an unsupported notice output format.
143 // TRANS: %s is the requested output format.
144 throw new Exception(sprintf(_("Unsupported format: %s."), $this->format));
147 // XXX: Twitter just sets a 404 header and doens't bother
148 // to return an err msg
150 $deleted = Deleted_notice::staticGet($this->notice_id);
152 if (!empty($deleted)) {
154 // TRANS: Client error displayed requesting a deleted status.
155 _('Status deleted.'),
161 // TRANS: Client error displayed requesting a status with an invalid ID.
162 _('No status with that ID found.'),
171 * We expose AtomPub here, so non-GET/HEAD reqs must be read/write.
173 * @param array $args other arguments
175 * @return boolean true
178 function isReadOnly($args)
180 return ($_SERVER['REQUEST_METHOD'] == 'GET' || $_SERVER['REQUEST_METHOD'] == 'HEAD');
184 * When was this notice last modified?
186 * @return string datestamp of the latest notice in the stream
188 function lastModified()
190 if (!empty($this->notice)) {
191 return strtotime($this->notice->created);
198 * An entity tag for this notice
200 * Returns an Etag based on the action name, language, and
201 * timestamps of the notice
203 * @return string etag
207 if (!empty($this->notice)) {
209 return '"' . implode(
211 array($this->arg('action'),
212 common_user_cache_hash($this->auth_user),
215 strtotime($this->notice->created))
223 function deleteNotice()
225 if ($this->format != 'atom') {
226 // TRANS: Client error displayed when trying to delete a notice not using the Atom format.
227 $this->clientError(_('Can only delete using the Atom format.'));
231 if (empty($this->auth_user) ||
232 ($this->notice->profile_id != $this->auth_user->id &&
233 !$this->auth_user->hasRight(Right::DELETEOTHERSNOTICE))) {
234 // TRANS: Client error displayed when a user has no rights to delete notices of other users.
235 $this->clientError(_('Cannot delete this notice.'), 403);
239 if (Event::handle('StartDeleteOwnNotice', array($this->auth_user, $this->notice))) {
240 $this->notice->delete();
241 Event::handle('EndDeleteOwnNotice', array($this->auth_user, $this->notice));
244 // @fixme is there better output we could do here?
246 header('HTTP/1.1 200 OK');
247 header('Content-Type: text/plain');
248 // TRANS: Confirmation of notice deletion in API. %d is the ID (number) of the deleted notice.
249 print(sprintf(_('Deleted notice %d'), $this->notice->id));