<?php /** * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2011, StatusNet, Inc. * * Cancel the RSVP for an event * * 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 Event * @package StatusNet * @author Evan Prodromou <evan@status.net> * @copyright 2011 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); } /** * RSVP for an event * * @category Event * @package StatusNet * @author Evan Prodromou <evan@status.net> * @copyright 2011 StatusNet, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0 * @link http://status.net/ */ class CancelrsvpAction extends Action { protected $user = null; protected $rsvp = null; protected $event = null; /** * Returns the title of the action * * @return string Action title */ function title() { // TRANS: Title for RSVP ("please respond") action. return _m('TITLE','Cancel RSVP'); } /** * For initializing members of the class. * * @param array $argarray misc. arguments * * @return boolean true */ function prepare($argarray) { parent::prepare($argarray); if ($this->boolean('ajax')) { GNUsocial::setApi(true); // short error results! } $rsvpId = $this->trimmed('rsvp'); if (empty($rsvpId)) { // TRANS: Client exception thrown when referring to a non-existing RSVP ("please respond") item. throw new ClientException(_m('No such RSVP.')); } $this->rsvp = RSVP::getKV('id', $rsvpId); if (empty($this->rsvp)) { // TRANS: Client exception thrown when referring to a non-existing RSVP ("please respond") item. throw new ClientException(_m('No such RSVP.')); } $this->event = Happening::getKV('id', $this->rsvp->event_id); if (empty($this->event)) { // TRANS: Client exception thrown when referring to a non-existing event. throw new ClientException(_m('No such event.')); } $this->user = common_current_user(); if (empty($this->user)) { // TRANS: Client exception thrown when trying tp RSVP ("please respond") while not logged in. throw new ClientException(_m('You must be logged in to RSVP for an event.')); } 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($argarray); if ($this->isPost()) { $this->cancelRSVP(); } else { $this->showPage(); } return; } /** * Add a new event * * @return void */ function cancelRSVP() { try { $notice = $this->rsvp->getNotice(); // NB: this will delete the rsvp, too if (!empty($notice)) { common_log(LOG_DEBUG, "Deleting notice..."); $notice->delete(); } else { common_log(LOG_DEBUG, "Deleting RSVP alone..."); $this->rsvp->delete(); } } catch (ClientException $ce) { $this->error = $ce->getMessage(); $this->showPage(); return; } if ($this->boolean('ajax')) { $this->startHTML('text/xml;charset=utf-8'); $this->elementStart('head'); // TRANS: Page title after sending a notice. $this->element('title', null, _m('Event saved')); $this->elementEnd('head'); $this->elementStart('body'); $form = new RSVPForm($this->event, $this); $form->show(); $this->elementEnd('body'); $this->endHTML(); } } /** * Show the event form * * @return void */ function showContent() { if (!empty($this->error)) { $this->element('p', 'error', $this->error); } $form = new CancelRSVPForm($this->rsvp, $this); $form->show(); 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; } } }