MadelineProto/src/danog/MadelineProto/MTProtoSession/MsgIdHandler.php

130 lines
3.8 KiB
PHP

<?php
/**
* MsgIdHandler module.
*
* This file is part of MadelineProto.
* MadelineProto 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.
* MadelineProto 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 General Public License along with MadelineProto.
* If not, see <http://www.gnu.org/licenses/>.
*
* @author Daniil Gentili <daniil@daniil.it>
* @copyright 2016-2020 Daniil Gentili <daniil@daniil.it>
* @license https://opensource.org/licenses/AGPL-3.0 AGPLv3
*
* @link https://docs.madelineproto.xyz MadelineProto documentation
*/
namespace danog\MadelineProto\MTProtoSession;
use danog\MadelineProto\Connection;
use danog\MadelineProto\MTProtoSession\MsgIdHandler\MsgIdHandler32;
use danog\MadelineProto\MTProtoSession\MsgIdHandler\MsgIdHandler64;
/**
* Manages message ids.
*/
abstract class MsgIdHandler
{
/**
* Session instance.
*/
protected Connection $session;
/**
* Constructor.
*
* @param Connection $session Session
*/
private function __construct(Connection $session)
{
$this->session = $session;
}
/**
* Create MsgIdHandler instance.
*
* @param Connection $session Session
*
* @return self
*/
public static function createInstance(Connection $session): self
{
if (PHP_INT_SIZE === 8) {
return new MsgIdHandler64($session);
}
return new MsgIdHandler32($session);
}
/**
* Check validity of given message ID.
*
* @param string $newMessageId New message ID
* @param array $aargs Params
*
* @return void
*/
abstract public function checkMessageId($newMessageId, array $aargs): void;
/**
* Generate outgoing message ID.
*
* @return string
*/
abstract public function generateMessageId(): string;
/**
* Get maximum message ID.
*
* @param boolean $incoming Incoming or outgoing message ID
*
* @return mixed
*/
abstract public function getMaxId(bool $incoming);
/**
* Get readable representation of message ID.
*
* @param string $messageId
* @return string
*/
abstract protected static function toStringInternal(string $messageId): string;
/**
* Cleanup incoming or outgoing messages.
*
* @param boolean $incoming
* @return void
*/
protected function cleanup(bool $incoming): void
{
if ($incoming) {
$array = &$this->session->incoming_messages;
} else {
$array = &$this->session->outgoing_messages;
}
if (\count($array) > $this->session->API->settings->getRpc()->getLimitOutgoing()) {
\reset($array);
$key = \key($array);
foreach ($array as $key => $message) {
if ($message->canGarbageCollect()) {
unset($array[$key]);
break;
}
$this->session->API->logger->logger("Can't garbage collect $message", \danog\MadelineProto\Logger::VERBOSE);
}
}
}
/**
* Get readable representation of message ID.
*
* @param string $messageId
* @return string
*/
public static function toString(string $messageId): string
{
return PHP_INT_SIZE === 8
? MsgIdHandler64::toStringInternal($messageId)
: MsgIdHandler32::toStringInternal($messageId);
}
}