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ControlPanel/protocol/GameQ/gameq/protocols/m2mp.php

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+<?php
+/**
+ * This file is part of GameQ.
+ *
+ * GameQ is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GameQ 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * Mafia 2 Multiplayer Protocol Class
+ *
+ * Loosely based on SAMP protocol
+ *
+ * Query port = server port + 1
+ *
+ * Thanks to rststeam for example protocol information
+ *
+ * @author Austin Bischoff <austin@codebeard.com>
+ */
+class GameQ_Protocols_M2mp extends GameQ_Protocols
+{
+	/**
+	 * Array of packets we want to look up.
+	 * Each key should correspond to a defined method in this or a parent class
+	 *
+	 * @var array
+	 */
+	protected $packets = array(
+		self::PACKET_ALL => "M2MP",
+	);
+
+	/**
+	 * Methods to be run when processing the response(s)
+	 *
+	 * @var array
+	 */
+	protected $process_methods = array(
+		"process_all",
+	);
+
+	/**
+	 * Default port for this server type
+	 *
+	 * @var int
+	 */
+	protected $port = 27016; // Default port, used if not set when instanced
+
+	/**
+	 * The protocol being used
+	 *
+	 * @var string
+	 */
+	protected $protocol = 'm2mp';
+
+	/**
+	 * String name of this protocol class
+	 *
+	 * @var string
+	 */
+	protected $name = 'm2mp';
+
+	/**
+	 * Longer string name of this protocol class
+	 *
+	 * @var string
+	 */
+	protected $name_long = "Mafia 2 Multiplayer";
+
+    /*
+     * Internal methods
+     */
+
+	/**
+     * Pre-process the server details data that was returned.
+     *
+     * @param array $packets
+     */
+    protected function preProcess($packets)
+    {
+    	// Make buffer so we can check this out
+    	$buf = new GameQ_Buffer(implode('', $packets));
+
+    	// Grab the header
+    	$header = $buf->read(4);
+
+    	// Now lets verify the header
+    	if($header != "M2MP")
+    	{
+    		throw new GameQ_ProtocolsException('Unable to match M2MP response header. Header: '. $header);
+    		return FALSE;
+    	}
+
+    	// Return the data with the header stripped, ready to go.
+    	return $buf->getBuffer();
+    }
+
+    /**
+     * Process the server details
+     *
+     * @throws GameQ_ProtocolsException
+     */
+	protected function process_all()
+	{
+	    // Make sure we have a valid response
+	    if(!$this->hasValidResponse(self::PACKET_ALL))
+	    {
+	        return array();
+	    }
+
+	    // Set the result to a new result instance
+	    $result = new GameQ_Result();
+
+	    // Always dedicated
+	    $result->add('dedicated', TRUE);
+
+	    // Preprocess and make buffer
+	    $buf = new GameQ_Buffer($this->preProcess($this->packets_response[self::PACKET_ALL]));
+
+	    // Pull out the server information
+	    // Note the length information is incorrect, we correct using offset options in pascal method
+	    $result->add('servername', $buf->readPascalString(1, TRUE));
+	    $result->add('num_players', $buf->readPascalString(1, TRUE));
+	    $result->add('max_players', $buf->readPascalString(1, TRUE));
+	    $result->add('gamemode', $buf->readPascalString(1, TRUE));
+	    $result->add('password', (bool) $buf->readInt8());
+
+	    // Read the player info, it's in the same query response for some odd reason.
+	    while($buf->getLength())
+	    {
+	        // Check to see if we ran out of info, length bug from response
+	        if($buf->getLength() <= 1)
+	        {
+	            break;
+	        }
+
+	        // Only player name information is available
+	        $result->addPlayer('name', $buf->readPascalString(1, TRUE));
+	    }
+
+    	unset($buf);
+
+        return $result->fetch();
+	}
+}