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Diffstat (limited to 'actions/apisubscriptions.php')
| -rw-r--r-- | actions/apisubscriptions.php | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/actions/apisubscriptions.php b/actions/apisubscriptions.php new file mode 100644 index 000000000..2c691bb84 --- /dev/null +++ b/actions/apisubscriptions.php @@ -0,0 +1,266 @@ +<?php +/** + * StatusNet, the distributed open-source microblogging tool + * + * Base class for showing subscription information in the API + * + * PHP version 5 + * + * LICENCE: 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/>. + * + * @category API + * @package StatusNet + * @author Dan Moore <dan@moore.cx> + * @author Evan Prodromou <evan@status.net> + * @author Zach Copley <zach@status.net> + * @copyright 2009 StatusNet, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://status.net/ + */ + +if (!defined('STATUSNET')) { + exit(1); +} + +require_once INSTALLDIR . '/lib/apibareauth.php'; + +/** + * This class outputs a list of profiles as Twitter-style user and status objects. + * It is used by the API methods /api/statuses/(friends|followers). To support the + * social graph methods it also can output a simple list of IDs. + * + * @category API + * @package StatusNet + * @author Dan Moore <dan@moore.cx> + * @author Evan Prodromou <evan@status.net> + * @author Zach Copley <zach@status.net> + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://status.net/ + */ + +class ApiSubscriptionsAction extends ApiBareAuthAction +{ + var $profiles = null; + var $tag = null; + var $lite = null; + var $ids_only = null; + + /** + * Take arguments for running + * + * @param array $args $_REQUEST args + * + * @return boolean success flag + * + */ + + function prepare($args) + { + parent::prepare($args); + + $this->tag = $this->arg('tag'); + + // Note: Twitter no longer supports 'lite' + $this->lite = $this->arg('lite'); + + $this->ids_only = $this->arg('ids_only'); + + // If called as a social graph method, show 5000 per page, otherwise 100 + + $this->count = isset($this->ids_only) ? + 5000 : (int)$this->arg('count', 100); + + $this->user = $this->getTargetUser($this->arg('id')); + + if (empty($this->user)) { + $this->clientError(_('No such user.'), 404, $this->format); + return false; + } + + $this->profiles = $this->getProfiles(); + + return true; + } + + /** + * Handle the request + * + * Show the profiles + * + * @param array $args $_REQUEST data (unused) + * + * @return void + */ + + function handle($args) + { + parent::handle($args); + + if (!in_array($this->format, array('xml', 'json'))) { + $this->clientError(_('API method not found!'), $code = 404); + return; + } + + $this->initDocument($this->format); + + if (isset($this->ids_only)) { + $this->showIds(); + } else { + $this->showProfiles(isset($this->lite) ? false : true); + } + + $this->endDocument($this->format); + } + + /** + * Get profiles - should get overrrided + * + * @return array Profiles + */ + + function getProfiles() + { + } + + /** + * Is this action read only? + * + * @param array $args other arguments + * + * @return boolean true + */ + + function isReadOnly($args) + { + return true; + } + + /** + * When was this feed last modified? + * + * @return string datestamp of the latest profile in the stream + */ + + function lastModified() + { + if (!empty($this->profiles) && (count($this->profiles) > 0)) { + return strtotime($this->profiles[0]->created); + } + + return null; + } + + /** + * An entity tag for this action + * + * Returns an Etag based on the action name, language, user ID, and + * timestamps of the first and last profiles in the subscriptions list + * There's also an indicator to show whether this action is being called + * as /api/statuses/(friends|followers) or /api/(friends|followers)/ids + * + * @return string etag + */ + + function etag() + { + if (!empty($this->profiles) && (count($this->profiles) > 0)) { + + $last = count($this->profiles) - 1; + + return '"' . implode( + ':', + array($this->arg('action'), + common_language(), + $this->user->id, + isset($this->ids_only) ? 'IDs' : 'Profiles', + strtotime($this->profiles[0]->created), + strtotime($this->profiles[$last]->created)) + ) + . '"'; + } + + return null; + } + + /** + * Show the profiles as Twitter-style useres and statuses + * + * @param boolean $include_statuses Whether to include the latest status + * with each user. Default true. + * + * @return void + */ + + function showProfiles($include_statuses = true) + { + switch ($this->format) { + case 'xml': + $this->elementStart('users', array('type' => 'array')); + foreach ($this->profiles as $profile) { + $this->showProfile( + $profile, + $this->format, + null, + $include_statuses + ); + } + $this->elementEnd('users'); + break; + case 'json': + $arrays = array(); + foreach ($this->profiles as $profile) { + $arrays[] = $this->twitterUserArray( + $profile, + $include_statuses + ); + } + print json_encode($arrays); + break; + default: + $this->clientError(_('Unsupported format.')); + break; + } + } + + /** + * Show the IDs of the profiles only. 5000 per page. To support + * the 'social graph' methods: /api/(friends|followers)/ids + * + * @return void + */ + + function showIds() + { + switch ($this->format) { + case 'xml': + $this->elementStart('ids'); + foreach ($this->profiles as $profile) { + $this->element('id', null, $profile->id); + } + $this->elementEnd('ids'); + break; + case 'json': + $ids = array(); + foreach ($this->profiles as $profile) { + $ids[] = (int)$profile->id; + } + print json_encode($ids); + break; + default: + $this->clientError(_('Unsupported format.')); + break; + } + } + +} |