gnu-social/plugins/DirectMessage/lib/models/MessageModel.php
2021-07-16 19:44:41 +01:00

137 lines
4.4 KiB
PHP

<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* GNUsocial implementation of Direct Messages
*
* @package GNUsocial
* @author Mikael Nordfeldth <mmn@hethane.se>
* @author Bruno Casteleiro <brunoccast@fc.up.pt>
* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
defined('GNUSOCIAL') || die();
/**
* Model for a direct message
*
* @category Plugin
* @package GNUsocial
* @author Bruno Casteleiro <brunoccast@fc.up.pt>
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class MessageModel
{
/**
* Retrieve size-limit for messages content
*
* @return int size-limit
*/
public static function maxContent(): int
{
$desclimit = common_config('message', 'contentlimit');
// null => use global limit (distinct from 0!)
if (is_null($desclimit) || !is_int($desclimit)) {
$desclimit = common_config('site', 'textlimit');
}
return $desclimit;
}
/**
* Is message-text too long?
*
* @param string $content message-text
* @return bool true if too long, false otherwise
*/
public static function contentTooLong(string $content): bool
{
$contentlimit = self::maxContent();
return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
}
/**
* Return data object of messages received by some user.
*
* @param User $to receiver
* @param int|null $page page limiter
* @return Notice data object with stream for messages
*/
public static function inboxMessages(User $to, ?int $page = null)
{
// get the messages
$message = new Notice();
$message->selectAdd();
$message->selectAdd('notice.*');
// fetch all notice IDs related to the user $to
$message->joinAdd(['id', 'attention:notice_id']);
$message->whereAdd('notice.scope = ' . Notice::MESSAGE_SCOPE);
$message->whereAdd('attention.profile_id = ' . $to->getID());
$message->orderBy('notice.created DESC, notice.id DESC');
if (!is_null($page) && $page >= 0) {
$page = ($page == 0) ? 1 : $page;
$message->limit(($page - 1) * MESSAGES_PER_PAGE,
MESSAGES_PER_PAGE + 1);
}
return $message->find() ? $message : null;
}
/**
* Return data object of messages sent by some user.
*
* @param User $from sender
* @param int|null $page page limiter
* @return Notice data object with stream for messages
*/
public static function outboxMessages(User $from, ?int $page = null)
{
$message = new Notice();
$message->profile_id = $from->getID();
$message->whereAdd('scope = ' . NOTICE::MESSAGE_SCOPE);
$message->orderBy('created DESC, id DESC');
if (!is_null($page) && $page >= 0) {
$page = ($page == 0) ? 1 : $page;
$message->limit(($page - 1) * MESSAGES_PER_PAGE,
MESSAGES_PER_PAGE + 1);
}
return $message->find() ? $message : null;
}
/**
* Save a new message.
*
* @param Profile $from sender
* @param string $content message-text
* @param string $source message's source
* @return Notice stored message
*/
public static function saveNew(Profile $from, string $content, string $source = 'web'): Notice
{
return Notice::saveNew($from->getID(),
$content,
$source,
['distribute' => false, // using events to handle remote distribution
'scope' => NOTICE::MESSAGE_SCOPE]);
}
}