277 lines
8.9 KiB
PHP
277 lines
8.9 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Handler for posting new messages
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Personal
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Zach Copley <zach@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @copyright 2008-2009 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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/**
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* Action for posting new direct messages
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*
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* @category Personal
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Zach Copley <zach@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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class NewmessageAction extends Action
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{
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/**
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* Error message, if any
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*/
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var $msg = null;
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var $content = null;
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var $to = null;
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var $other = null;
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/**
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* Title of the page
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*
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* Note that this usually doesn't get called unless something went wrong
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*
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* @return string page title
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*/
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function title()
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{
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// TRANS: Page title for new direct message page.
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return _('New message');
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}
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/**
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* Handle input, produce output
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*
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* @param array $args $_REQUEST contents
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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if (!common_logged_in()) {
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// TRANS: Error message displayed when trying to perform an action that requires a logged in user.
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$this->clientError(_('Not logged in.'), 403);
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} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
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$this->saveNewMessage();
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} else {
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$this->showForm();
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}
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}
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function prepare($args)
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{
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parent::prepare($args);
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$user = common_current_user();
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if (!$user) {
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/* Go log in, and then come back. */
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common_set_returnto($_SERVER['REQUEST_URI']);
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common_redirect(common_local_url('login'));
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return false;
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}
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$this->content = $this->trimmed('content');
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$this->to = $this->trimmed('to');
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if ($this->to) {
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$this->other = User::staticGet('id', $this->to);
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if (!$this->other) {
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// TRANS: Client error displayed trying to send a direct message to a non-existing user.
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$this->clientError(_('No such user.'), 404);
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return false;
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}
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if (!$user->mutuallySubscribed($this->other)) {
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// TRANS: Client error displayed trying to send a direct message to a user while sender and
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// TRANS: receiver are not subscribed to each other.
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$this->clientError(_('You cannot send a message to this user.'), 404);
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return false;
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}
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}
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return true;
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}
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function saveNewMessage()
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{
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// CSRF protection
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$token = $this->trimmed('token');
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if (!$token || $token != common_session_token()) {
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// TRANS: Client error displayed when the session token does not match or is not given.
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$this->showForm(_('There was a problem with your session token. ' .
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'Try again, please.'));
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return;
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}
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$user = common_current_user();
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assert($user); // XXX: maybe an error instead...
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if (!$this->content) {
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// TRANS: Form validator error displayed trying to send a direct message without content.
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$this->showForm(_('No content!'));
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return;
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} else {
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$content_shortened = $user->shortenLinks($this->content);
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if (Message::contentTooLong($content_shortened)) {
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// TRANS: Form validation error displayed when message content is too long.
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// TRANS: %d is the maximum number of characters for a message.
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$this->showForm(sprintf(_m('That\'s too long. Maximum message size is %d character.',
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'That\'s too long. Maximum message size is %d characters.',
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Message::maxContent()),
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Message::maxContent()));
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return;
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}
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}
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if (!$this->other) {
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// TRANS: Form validation error displayed trying to send a direct message without specifying a recipient.
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$this->showForm(_('No recipient specified.'));
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return;
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} else if (!$user->mutuallySubscribed($this->other)) {
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// TRANS: Client error displayed trying to send a direct message to a user while sender and
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// TRANS: receiver are not subscribed to each other.
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$this->clientError(_('You cannot send a message to this user.'), 404);
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return;
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} else if ($user->id == $this->other->id) {
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// TRANS: Client error displayed trying to send a direct message to self.
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$this->clientError(_('Do not send a message to yourself; ' .
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'just say it to yourself quietly instead.'), 403);
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return;
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}
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$message = Message::saveNew($user->id, $this->other->id, $this->content, 'web');
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if (is_string($message)) {
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$this->showForm($message);
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return;
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}
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$message->notify();
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if ($this->boolean('ajax')) {
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$this->startHTML('text/xml;charset=utf-8');
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$this->elementStart('head');
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// TRANS: Page title after sending a direct message.
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$this->element('title', null, _('Message sent'));
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$this->elementEnd('head');
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$this->elementStart('body');
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$this->element('p', array('id' => 'command_result'),
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// TRANS: Confirmation text after sending a direct message.
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// TRANS: %s is the direct message recipient.
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sprintf(_('Direct message to %s sent.'),
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$this->other->nickname));
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$this->elementEnd('body');
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$this->elementEnd('html');
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} else {
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$url = common_local_url('outbox',
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array('nickname' => $user->nickname));
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common_redirect($url, 303);
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}
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}
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/**
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* Show an Ajax-y error message
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*
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* Goes back to the browser, where it's shown in a popup.
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*
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* @param string $msg Message to show
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*
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* @return void
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*/
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function ajaxErrorMsg($msg)
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{
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$this->startHTML('text/xml;charset=utf-8', true);
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$this->elementStart('head');
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// TRANS: Page title after an AJAX error occurred on the "send direct message" page.
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$this->element('title', null, _('Ajax Error'));
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$this->elementEnd('head');
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$this->elementStart('body');
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$this->element('p', array('id' => 'error'), $msg);
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$this->elementEnd('body');
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$this->elementEnd('html');
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}
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function showForm($msg = null)
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{
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if ($msg && $this->boolean('ajax')) {
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$this->ajaxErrorMsg($msg);
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return;
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}
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$this->msg = $msg;
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if ($this->trimmed('ajax')) {
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header('Content-Type: text/xml;charset=utf-8');
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$this->xw->startDocument('1.0', 'UTF-8');
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$this->elementStart('html');
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$this->elementStart('head');
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// TRANS: Page title on page for sending a direct message.
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$this->element('title', null, _('New message'));
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$this->elementEnd('head');
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$this->elementStart('body');
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$this->showNoticeForm();
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$this->elementEnd('body');
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$this->endHTML();
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}
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else {
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$this->showPage();
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}
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}
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function showPageNotice()
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{
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if ($this->msg) {
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$this->element('p', 'error', $this->msg);
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}
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}
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// Do nothing (override)
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function showNoticeForm()
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{
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$message_form = new MessageForm($this, $this->other, $this->content);
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$message_form->show();
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}
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}
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