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Diffstat (limited to 'actions/atompubshowfavorite.php')
| -rw-r--r-- | actions/atompubshowfavorite.php | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/actions/atompubshowfavorite.php b/actions/atompubshowfavorite.php new file mode 100644 index 000000000..5fe680bb7 --- /dev/null +++ b/actions/atompubshowfavorite.php @@ -0,0 +1,228 @@ +<?php +/** + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 2010, StatusNet, Inc. + * + * Show a single favorite in Atom Activity Streams format + * + * PHP version 5 + * + * 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 AtomPub + * @package StatusNet + * @author Evan Prodromou <evan@status.net> + * @copyright 2010 StatusNet, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0 + * @link http://status.net/ + */ + +if (!defined('STATUSNET')) { + // This check helps protect against security problems; + // your code file can't be executed directly from the web. + exit(1); +} + +require_once INSTALLDIR . '/lib/apiauth.php'; + +/** + * Show a single favorite in Atom Activity Streams format. + * + * Can also be used to delete a favorite. + * + * @category Action + * @package StatusNet + * @author Evan Prodromou <evan@status.net> + * @copyright 2010 StatusNet, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0 + * @link http://status.net/ + */ + +class AtompubshowfavoriteAction extends ApiAuthAction +{ + private $_profile = null; + private $_notice = null; + private $_fave = null; + + /** + * For initializing members of the class. + * + * @param array $argarray misc. arguments + * + * @return boolean true + */ + + function prepare($argarray) + { + parent::prepare($argarray); + + $profileId = $this->trimmed('profile'); + $noticeId = $this->trimmed('notice'); + + $this->_profile = Profile::staticGet('id', $profileId); + + if (empty($this->_profile)) { + throw new ClientException(_('No such profile.'), 404); + } + + $this->_notice = Notice::staticGet('id', $noticeId); + + if (empty($this->_notice)) { + throw new ClientException(_('No such notice.'), 404); + } + + $this->_fave = Fave::pkeyGet(array('user_id' => $profileId, + 'notice_id' => $noticeId)); + + if (empty($this->_fave)) { + throw new ClientException(_('No such favorite.'), 404); + } + + return true; + } + + /** + * Handler method + * + * @param array $argarray is ignored since it's now passed in in prepare() + * + * @return void + */ + + function handle($argarray=null) + { + parent::handle($argarray); + + switch ($_SERVER['REQUEST_METHOD']) { + case GET: + case HEAD: + $this->showFave(); + break; + case DELETE: + $this->deleteFave(); + break; + default: + throw new ClientException(_('HTTP method not supported.'), + 405); + } + return true; + } + + /** + * Show a single favorite, in ActivityStreams format + * + * @return void + */ + + function showFave() + { + $activity = $this->_fave->asActivity(); + + header('Content-Type: application/atom+xml; charset=utf-8'); + + $this->startXML(); + $this->raw($activity->asString(true, true, true)); + $this->endXML(); + + return; + } + + /** + * Delete the favorite + * + * @return void + */ + + function deleteFave() + { + if (empty($this->auth_user) || + $this->auth_user->id != $this->_profile->id) { + throw new ClientException(_("Can't delete someone else's". + " favorite"), 403); + } + + $this->_fave->delete(); + + return; + } + + /** + * Return true if read only. + * + * MAY override + * + * @param array $args other arguments + * + * @return boolean is read only action? + */ + + function isReadOnly($args) + { + if ($_SERVER['REQUEST_METHOD'] == 'GET' || + $_SERVER['REQUEST_METHOD'] == 'HEAD') { + return true; + } else { + return false; + } + } + + /** + * Return last modified, if applicable. + * + * MAY override + * + * @return string last modified http header + */ + + function lastModified() + { + return max(strtotime($this->_profile->modified), + strtotime($this->_notice->modified), + strtotime($this->_fave->modified)); + } + + /** + * Return etag, if applicable. + * + * MAY override + * + * @return string etag http header + */ + + function etag() + { + $mtime = strtotime($this->_fave->modified); + + return 'W/"' . implode(':', array('AtomPubShowFavorite', + $this->_profile->id, + $this->_notice->id, + $mtime)) . '"'; + } + + /** + * Does this require authentication? + * + * @return boolean true if delete, else false + */ + + function requiresAuth() + { + if ($_SERVER['REQUEST_METHOD'] == 'GET' || + $_SERVER['REQUEST_METHOD'] == 'HEAD') { + return false; + } else { + return true; + } + } +} |