163 lines
3.8 KiB
PHP
Executable file
163 lines
3.8 KiB
PHP
Executable file
<?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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* Doom3 Protocol Class
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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_Doom3 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 => "\xFF\xFFgetInfo\x00PiNGPoNG\x00",
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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 = 27666; // 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 = 'doom3';
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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 = 'doom3';
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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 $name_long = "Doom 3";
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/*
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* Internal methods
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*/
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protected function preProcess_all($packets=array())
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{
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// Implode and return
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return implode('', $packets);
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}
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protected function process_all()
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{
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// Make sure we have a valid response
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if(!$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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$result = new GameQ_Result();
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// Parse the response
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$data = $this->preProcess_all($this->packets_response[self::PACKET_ALL]);
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// Create a new buffer
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$buf = new GameQ_Buffer($data);
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// Header
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if ($buf->readInt16() !== 65535 or $buf->readString() !== 'infoResponse')
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{
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throw new GameQ_ProtocolsException('Header for response does not match. Buffer:'.$this->packets_response[self::PACKET_ALL]);
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return array();
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}
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$result->add('version', $buf->readInt8() . '.' . $buf->readInt8());
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// Var / value pairs, delimited by an empty pair
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while ($buf->getLength())
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{
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$var = $buf->readString();
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$val = $buf->readString();
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// Something is empty so we are done
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if (empty($var) && empty($val))
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{
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break;
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}
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$result->add($var, $val);
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}
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// Now lets parse the players
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$this->parsePlayers($buf, $result);
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unset($buf, $data);
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// Return the result
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return $result->fetch();
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}
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/**
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* Parse the players. Set as its own method so it can be overloaded.
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*
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* @param GameQ_Buffer $buf
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* @param GameQ_Result $result
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*/
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protected function parsePlayers(GameQ_Buffer &$buf, GameQ_Result &$result)
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{
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// There is no way to see the number of players so we have to increment
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// a variable and do it that way.
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$players = 0;
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// Loop thru the buffer until we run out of data
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while (($id = $buf->readInt8()) != 32)
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{
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$result->addPlayer('id', $id);
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$result->addPlayer('ping', $buf->readInt16());
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$result->addPlayer('rate', $buf->readInt32());
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$result->addPlayer('name', $buf->readString());
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$players++;
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}
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// Add the number of players to the result
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$result->add('numplayers', $players);
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return TRUE;
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}
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}
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