3 * StatusNet, the distributed open-source microblogging tool
5 * Base class for showing subscription information in the API
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 Zach Copley <zach@status.net>
25 * @copyright 2009 StatusNet, Inc.
26 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27 * @link http://status.net/
30 if (!defined('STATUSNET')) {
34 require_once INSTALLDIR.'/lib/apibareauth.php';
37 * This class outputs a list of profiles as Twitter-style user and status objects.
38 * It is used by the API methods /api/statuses/(friends|followers). To support the
39 * social graph methods it also can output a simple list of IDs.
43 * @author Zach Copley <zach@status.net>
44 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
45 * @link http://status.net/
48 class ApiSubscriptionsAction extends ApiBareAuthAction
60 * Take arguments for running
62 * @param array $args $_REQUEST args
64 * @return boolean success flag
68 function prepare($args)
70 parent::prepare($args);
72 $this->page = (int)$this->arg('page', 1);
73 $this->tag = $this->arg('tag');
75 // Note: Twitter no longer supports 'lite'
76 $this->lite = $this->arg('lite');
78 $this->ids_only = $this->arg('ids_only');
80 // If called as a social graph method, show 5000 per page, otherwise 100
82 $this->count = isset($this->ids_only) ?
83 5000 : (int)$this->arg('count', 100);
85 $this->user = $this->getTargetUser($this->arg('id'));
87 if (empty($this->user)) {
88 $this->clientError(_('No such user!'), 404, $this->format);
92 $this->profiles = $this->getProfiles();
102 * @param array $args $_REQUEST data (unused)
107 function handle($args)
109 parent::handle($args);
111 if (!in_array($this->format, array('xml', 'json'))) {
112 $this->clientError(_('API method not found!'), $code = 404);
116 $this->init_document($this->format);
118 if (isset($this->ids_only)) {
121 $this->showProfiles(isset($this->lite) ? false : true);
124 $this->end_document($this->format);
128 * Get profiles - should get overrrided
130 * @return array Profiles
133 function getProfiles()
138 * Is this action read only?
140 * @param array $args other arguments
142 * @return boolean true
145 function isReadOnly($args)
151 * When was this feed last modified?
153 * @return string datestamp of the latest profile in the stream
156 function lastModified()
158 if (!empty($this->profiles) && (count($this->profiles) > 0)) {
159 return strtotime($this->profiles[0]->created);
166 * An entity tag for this action
168 * Returns an Etag based on the action name, language, user ID, and
169 * timestamps of the first and last profiles in the subscriptions list
170 * There's also an indicator to show whether this action is being called
171 * as /api/statuses/(friends|followers) or /api/(friends|followers)/ids
173 * @return string etag
178 if (!empty($this->profiles) && (count($this->profiles) > 0)) {
180 $last = count($this->profiles) - 1;
182 return '"' . implode(
184 array($this->arg('action'),
187 isset($this->ids_only) ? 'IDs' : 'Profiles',
188 strtotime($this->profiles[0]->created),
189 strtotime($this->profiles[$last]->created))
198 * Show the profiles as Twitter-style useres and statuses
200 * @param boolean $include_statuses Whether to include the latest status
201 * with each user. Default true.
206 function showProfiles($include_statuses = true)
208 switch ($this->format) {
210 $this->elementStart('users', array('type' => 'array'));
211 foreach ($this->profiles as $profile) {
219 $this->elementEnd('users');
223 foreach ($this->profiles as $profile) {
224 $arrays[] = $this->twitter_user_array(
229 print json_encode($arrays);
232 $this->clientError(_('Unsupported format.'));
238 * Show the IDs of the profiles only. 5000 per page. To support
239 * the 'social graph' methods: /api/(friends|followers)/ids
246 switch ($this->format) {
248 $this->elementStart('ids');
249 foreach ($this->profiles as $profile) {
250 $this->element('id', null, $profile->id);
252 $this->elementEnd('ids');
256 foreach ($this->profiles as $profile) {
257 $ids[] = (int)$profile->id;
259 print json_encode($ids);
262 $this->clientError(_('Unsupported format.'));