<?php /** * StatusNet, the distributed open-source microblogging tool * * Handler for posting new notices * * 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 Personal * @package StatusNet * @author Evan Prodromou <evan@status.net> * @author Zach Copley <zach@status.net> * @author Sarven Capadisli <csarven@status.net> * @copyright 2008-2009 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') && !defined('LACONICA')) { exit(1); } require_once INSTALLDIR . '/lib/noticelist.php'; require_once INSTALLDIR . '/lib/mediafile.php'; /** * Action for posting new notices * * @category Personal * @package StatusNet * @author Evan Prodromou <evan@status.net> * @author Zach Copley <zach@status.net> * @author Sarven Capadisli <csarven@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 NewnoticeAction extends Action { /** * Error message, if any */ var $msg = null; /** * Title of the page * * Note that this usually doesn't get called unless something went wrong * * @return string page title */ function title() { return _('New notice'); } /** * Handle input, produce output * * Switches based on GET or POST method. On GET, shows a form * for posting a notice. On POST, saves the results of that form. * * Results may be a full page, or just a single notice list item, * depending on whether AJAX was requested. * * @param array $args $_REQUEST contents * * @return void */ function handle($args) { if (!common_logged_in()) { $this->clientError(_('Not logged in.')); } else if ($_SERVER['REQUEST_METHOD'] == 'POST') { // check for this before token since all POST and FILES data // is losts when size is exceeded if (empty($_POST) && $_SERVER['CONTENT_LENGTH']) { $this->clientError(sprintf(_('The server was unable to handle ' . 'that much POST data (%s bytes) due to its current configuration.'), $_SERVER['CONTENT_LENGTH'])); } parent::handle($args); // CSRF protection $token = $this->trimmed('token'); if (!$token || $token != common_session_token()) { $this->clientError(_('There was a problem with your session token. '. 'Try again, please.')); } try { $this->saveNewNotice(); } catch (Exception $e) { $this->showForm($e->getMessage()); return; } } else { $this->showForm(); } } /** * Save a new notice, based on arguments * * If successful, will show the notice, or return an Ajax-y result. * If not, it will show an error message -- possibly Ajax-y. * * Also, if the notice input looks like a command, it will run the * command and show the results -- again, possibly ajaxy. * * @return void */ function saveNewNotice() { $user = common_current_user(); assert($user); // XXX: maybe an error instead... $content = $this->trimmed('status_textarea'); if (!$content) { $this->clientError(_('No content!')); return; } $inter = new CommandInterpreter(); $cmd = $inter->handle_command($user, $content); if ($cmd) { if ($this->boolean('ajax')) { $cmd->execute(new AjaxWebChannel($this)); } else { $cmd->execute(new WebChannel($this)); } return; } $content_shortened = common_shorten_links($content); if (Notice::contentTooLong($content_shortened)) { $this->clientError(sprintf(_('That\'s too long. '. 'Max notice size is %d chars.'), Notice::maxContent())); } $replyto = $this->trimmed('inreplyto'); #If an ID of 0 is wrongly passed here, it will cause a database error, #so override it... if ($replyto == 0) { $replyto = 'false'; } $upload = null; $upload = MediaFile::fromUpload('attach'); if (isset($upload)) { $content_shortened .= ' ' . $upload->shortUrl(); if (Notice::contentTooLong($content_shortened)) { $upload->delete(); $this->clientError( sprintf( _('Max notice size is %d chars, including attachment URL.'), Notice::maxContent() ) ); } } $options = array('reply_to' => ($replyto == 'false') ? null : $replyto); if ($user->shareLocation() && $this->arg('notice_data-geo')) { $locOptions = Notice::locationOptions($this->trimmed('lat'), $this->trimmed('lon'), $this->trimmed('location_id'), $this->trimmed('location_ns'), $user->getProfile()); $options = array_merge($options, $locOptions); } $notice = Notice::saveNew($user->id, $content_shortened, 'web', $options); if (isset($upload)) { $upload->attachToNotice($notice); } if ($this->boolean('ajax')) { header('Content-Type: text/xml;charset=utf-8'); $this->xw->startDocument('1.0', 'UTF-8'); $this->elementStart('html'); $this->elementStart('head'); $this->element('title', null, _('Notice posted')); $this->elementEnd('head'); $this->elementStart('body'); $this->showNotice($notice); $this->elementEnd('body'); $this->elementEnd('html'); } else { $returnto = $this->trimmed('returnto'); if ($returnto) { $url = common_local_url($returnto, array('nickname' => $user->nickname)); } else { $url = common_local_url('shownotice', array('notice' => $notice->id)); } common_redirect($url, 303); } } /** * Show an Ajax-y error message * * Goes back to the browser, where it's shown in a popup. * * @param string $msg Message to show * * @return void */ function ajaxErrorMsg($msg) { $this->startHTML('text/xml;charset=utf-8', true); $this->elementStart('head'); $this->element('title', null, _('Ajax Error')); $this->elementEnd('head'); $this->elementStart('body'); $this->element('p', array('id' => 'error'), $msg); $this->elementEnd('body'); $this->elementEnd('html'); } /** * Formerly page output * * This used to be the whole page output; now that's been largely * subsumed by showPage. So this just stores an error message, if * it was passed, and calls showPage. * * Note that since we started doing Ajax output, this page is rarely * seen. * * @param string $msg An error message, if any * * @return void */ function showForm($msg=null) { if ($msg && $this->boolean('ajax')) { $this->ajaxErrorMsg($msg); return; } $this->msg = $msg; $this->showPage(); } /** * Overload for replies or bad results * * We show content in the notice form if there were replies or results. * * @return void */ function showNoticeForm() { $content = $this->trimmed('status_textarea'); if (!$content) { $replyto = $this->trimmed('replyto'); $inreplyto = $this->trimmed('inreplyto'); $profile = Profile::staticGet('nickname', $replyto); if ($profile) { $content = '@' . $profile->nickname . ' '; } } $notice_form = new NoticeForm($this, '', $content, null, $inreplyto); $notice_form->show(); } /** * Show an error message * * Shows an error message if there is one. * * @return void * * @todo maybe show some instructions? */ function showPageNotice() { if ($this->msg) { $this->element('p', array('id' => 'error'), $this->msg); } } /** * Output a notice * * Used to generate the notice code for Ajax results. * * @param Notice $notice Notice that was saved * * @return void */ function showNotice($notice) { $nli = new NoticeListItem($notice, $this); $nli->show(); } }