gnu-social/actions/newmessage.php

183 lines
5.1 KiB
PHP

<?php
/**
* Laconica, 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 Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Zach Copley <zach@controlyourself.ca>
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @copyright 2008-2009 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
if (!defined('LACONICA')) {
exit(1);
}
/**
* Action for posting new direct messages
*
* @category Personal
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Zach Copley <zach@controlyourself.ca>
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
class NewmessageAction 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 message');
}
/**
* Handle input, produce output
*
* @param array $args $_REQUEST contents
*
* @return void
*/
function handle($args)
{
parent::handle($args);
if (!common_logged_in()) {
$this->clientError(_('Not logged in.'), 403);
} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$this->saveNewMessage();
} else {
$this->showForm();
}
}
function saveNewMessage()
{
$user = common_current_user();
assert($user); // XXX: maybe an error instead...
// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
$this->showForm(_('There was a problem with your session token. ' .
'Try again, please.'));
return;
}
$content = $this->trimmed('content');
$to = $this->trimmed('to');
if (!$content) {
$this->showForm(_('No content!'));
return;
} else {
$content_shortened = common_shorten_links($content);
if (mb_strlen($content_shortened) > 140) {
common_debug("Content = '$content_shortened'", __FILE__);
common_debug("mb_strlen(\$content) = " .
mb_strlen($content_shortened),
__FILE__);
$this->showForm(_('That\'s too long. ' .
'Max message size is 140 chars.'));
return;
}
}
$other = User::staticGet('id', $to);
if (!$other) {
$this->showForm(_('No recipient specified.'));
return;
} else if (!$user->mutuallySubscribed($other)) {
$this->clientError(_('You can\'t send a message to this user.'), 404);
return;
} else if ($user->id == $other->id) {
$this->clientError(_('Don\'t send a message to yourself; ' .
'just say it to yourself quietly instead.'), 403);
return;
}
$message = Message::saveNew($user->id, $other->id, $content, 'web');
if (is_string($message)) {
$this->showForm($message);
return;
}
$this->notify($user, $other, $message);
$url = common_local_url('outbox', array('nickname' => $user->nickname));
common_redirect($url, 303);
}
function showForm($msg = null)
{
$content = $this->trimmed('content');
$user = common_current_user();
$to = $this->trimmed('to');
$other = User::staticGet('id', $to);
if (!$other) {
$this->clientError(_('No such user'), 404);
return;
}
if (!$user->mutuallySubscribed($other)) {
$this->clientError(_('You can\'t send a message to this user.'), 404);
return;
}
$this->msg = $msg;
$this->showPage();
}
function notify($from, $to, $message)
{
mail_notify_message($message, $from, $to);
// XXX: Jabber, SMS notifications... probably queued
}
}