MadelineProto/src/danog/MadelineProto/Connection.php

85 lines
2.9 KiB
PHP

<?php
/*
Copyright 2016 Daniil Gentili
(https://daniil.it)
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.
The PWRTelegram API 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 the MadelineProto.
If not, see <http://www.gnu.org/licenses/>.
*/
namespace danog\MadelineProto;
/**
* Manages connection to telegram servers.
*/
class Connection
{
public $sock = null;
public $protocol = null;
public function __construct($ip, $port, $protocol = 'tcp')
{
switch ($protocol) {
case 'tcp':
$this->sock = fsockopen('tcp://'.$ip.':'.$port);
$this->protocol = 'tcp';
stream_set_timeout($this->sock, 5);
if (!(get_resource_type($this->sock) == 'file' || get_resource_type($this->sock) == 'stream')) {
throw new Exception("Connection: couldn't connect to socket.");
}
break;
default:
throw new Exception('Connection: invalid protocol specified.');
break;
}
}
public function __destruct()
{
switch ($this->protocol) {
case 'tcp':
fclose($this->sock);
break;
default:
throw new Exception('Connection: invalid protocol specified.');
break;
}
}
public function write($what, $length = null)
{
if ($length != null) {
$what = substr($what, 0, $length);
}
switch ($this->protocol) {
case 'tcp':
if (!(get_resource_type($this->sock) == 'file' || get_resource_type($this->sock) == 'stream')) {
throw new Exception("Connection: couldn't connect to socket.");
}
return fwrite($this->sock, $what);
break;
default:
throw new Exception('Connection: invalid protocol specified.');
break;
}
}
public function read($length)
{
switch ($this->protocol) {
case 'tcp':
if (!(get_resource_type($this->sock) == 'file' || get_resource_type($this->sock) == 'stream')) {
throw new Exception("Connection: couldn't connect to socket.");
}
return fread($this->sock, $length);
break;
default:
throw new Exception('Connection: invalid protocol specified.');
break;
}
}
}