154 lines
3.8 KiB
PHP
154 lines
3.8 KiB
PHP
<?php
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/**
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* This file is part of GameQ.
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*
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* GameQ is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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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* GameQ 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser 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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/**
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* Mafia 2 Multiplayer Protocol Class
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*
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* Loosely based on SAMP protocol
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*
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* Query port = server port + 1
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*
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* Thanks to rststeam for example protocol information
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*
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* @author Austin Bischoff <austin@codebeard.com>
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*/
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class GameQ_Protocols_M2mp extends GameQ_Protocols
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{
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/**
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* Array of packets we want to look up.
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* Each key should correspond to a defined method in this or a parent class
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*
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* @var array
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*/
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protected $packets = array(
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self::PACKET_ALL => "M2MP",
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);
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/**
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* Methods to be run when processing the response(s)
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*
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* @var array
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*/
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protected $process_methods = array(
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"process_all",
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);
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/**
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* Default port for this server type
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*
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* @var int
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*/
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protected $port = 27016; // Default port, used if not set when instanced
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/**
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* The protocol being used
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*
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* @var string
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*/
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protected $protocol = 'm2mp';
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/**
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* String name of this protocol class
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*
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* @var string
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*/
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protected $name = 'm2mp';
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/**
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* Longer string name of this protocol class
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*
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* @var string
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*/
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protected $name_long = "Mafia 2 Multiplayer";
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/*
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* Internal methods
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*/
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/**
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* Pre-process the server details data that was returned.
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*
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* @param array $packets
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*/
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protected function preProcess($packets)
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{
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// Make buffer so we can check this out
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$buf = new GameQ_Buffer(implode('', $packets));
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// Grab the header
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$header = $buf->read(4);
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// Now lets verify the header
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if($header != "M2MP")
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{
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throw new GameQ_ProtocolsException('Unable to match M2MP response header. Header: '. $header);
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return FALSE;
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}
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// Return the data with the header stripped, ready to go.
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return $buf->getBuffer();
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}
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/**
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* Process the server details
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*
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* @throws GameQ_ProtocolsException
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*/
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protected function process_all()
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{
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// Make sure we have a valid response
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if(!$this->hasValidResponse(self::PACKET_ALL))
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{
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return array();
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}
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// Set the result to a new result instance
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$result = new GameQ_Result();
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// Always dedicated
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$result->add('dedicated', TRUE);
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// Preprocess and make buffer
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$buf = new GameQ_Buffer($this->preProcess($this->packets_response[self::PACKET_ALL]));
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// Pull out the server information
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// Note the length information is incorrect, we correct using offset options in pascal method
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$result->add('servername', $buf->readPascalString(1, TRUE));
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$result->add('num_players', $buf->readPascalString(1, TRUE));
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$result->add('max_players', $buf->readPascalString(1, TRUE));
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$result->add('gamemode', $buf->readPascalString(1, TRUE));
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$result->add('password', (bool) $buf->readInt8());
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// Read the player info, it's in the same query response for some odd reason.
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while($buf->getLength())
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{
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// Check to see if we ran out of info, length bug from response
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if($buf->getLength() <= 1)
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{
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break;
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}
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// Only player name information is available
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$result->addPlayer('name', $buf->readPascalString(1, TRUE));
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}
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unset($buf);
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return $result->fetch();
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}
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}
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