From ed0c118fb72c84c06b099afb25474e636ec3dc21 Mon Sep 17 00:00:00 2001
From: mnaumann <mnaumann@users.sourceforge.net>
Date: Mon, 10 Jan 2011 20:09:19 +0000
Subject: [PATCH] * add listing of recent servers - thanks to cygal

---
 source/masterserver/addServerInfo.php     |  2 ++
 source/masterserver/config.php            |  2 ++
 source/masterserver/functions.php         | 26 +++++++++++++++++++++++
 source/masterserver/showRecentServers.php | 16 ++++++++++++++
 4 files changed, 46 insertions(+)
 create mode 100644 source/masterserver/showRecentServers.php

diff --git a/source/masterserver/addServerInfo.php b/source/masterserver/addServerInfo.php
index 8914a1d7..3faff660 100644
--- a/source/masterserver/addServerInfo.php
+++ b/source/masterserver/addServerInfo.php
@@ -83,6 +83,7 @@
 			'externalServerPort=\''. mysql_real_escape_string( $service_port )      . '\', ' .
 			'lasttime='            . 'now()'                                        .    ' ' .
 			'where ip=\'' . mysql_real_escape_string( $remote_ip ) . '\' && externalServerPort=\'' . mysql_real_escape_string( $service_port ) . '\';' );
+		updateServer($remote_ip, $service_port, $serverTitle, $connectedClients, $networkSlots);
 		echo 'OK';
 	}
 	else                                        // this game server is not listed in the database, yet
@@ -179,6 +180,7 @@
                                 'externalServerPort=\''. mysql_real_escape_string( $service_port )      . '\'
 ;' );
 			echo 'OK';
+			addLatestServer($remote_ip, $service_port, $serverTitle, $connectedClients, $networkSlots);
 		}
 	}
 	db_disconnect( DB_LINK );
diff --git a/source/masterserver/config.php b/source/masterserver/config.php
index 55f588e5..b58a65ef 100644
--- a/source/masterserver/config.php
+++ b/source/masterserver/config.php
@@ -10,4 +10,6 @@
 	// http://php.net/manual/function.mysql-pconnect.php
 	// http://php.net/manual/features.persistent-connections.php
 	define( 'MYSQL_LINK_PERSIST', false );
+	// How many recently seen servers to store
+	define( 'MAX_RECENT_SERVERS', 5 );
 ?>
diff --git a/source/masterserver/functions.php b/source/masterserver/functions.php
index 9c7c15ec..823a5222 100644
--- a/source/masterserver/functions.php
+++ b/source/masterserver/functions.php
@@ -57,4 +57,30 @@
 		return mysql_db_query( $mysql_database, 'DELETE FROM glestserver WHERE lasttime<DATE_add(NOW(), INTERVAL -1 minute);' );
 		//return mysql_db_query( $mysql_database, 'UPDATE glestserver SET status=\'???\' WHERE lasttime<DATE_add(NOW(), INTERVAL -2 minute);' );
 	}
+
+	function addLatestServer($remote_ip, $service_port, $serverTitle, $connectedClients, $networkSlots )
+	{
+		// insert the new server
+		$server = "$remote_ip:$service_port";
+		$players = "$connectedClients/$networkSlots";
+		mysql_db_query( MYSQL_DATABASE, "INSERT INTO recent_servers (name, server, players) VALUES('$serverTitle', '$server', '$players')");
+
+		// make sure there are not too much servers
+		$count_query = mysql_fetch_assoc(mysql_db_query( MYSQL_DATABASE, "SELECT COUNT(*) as count FROM recent_servers"));
+		$count = (int) $count_query['count'];
+		$over = $count - MAX_RECENT_SERVERS;
+		mysql_db_query( MYSQL_DATABASE, "DELETE FROM recent_servers ORDER BY id LIMIT $over");
+	}
+
+	function updateServer($remote_ip, $service_port, $serverTitle, $connectedClients, $networkSlots ) {
+		// find the id of the server to update
+		$server = "$remote_ip:$service_port";
+		$players = "$connectedClients/$networkSlots";
+		$find_query = mysql_fetch_assoc(mysql_db_query( MYSQL_DATABASE, "SELECT id FROM recent_servers WHERE server ='$server' ORDER BY id desc LIMIT 1"));
+		$id = (int) $find_query['id'];
+
+		// update it.
+		mysql_db_query( MYSQL_DATABASE, "UPDATE recent_servers SET name='$serverTitle', players='$players' WHERE id=$id LIMIT 1");
+	}
+
 ?>
diff --git a/source/masterserver/showRecentServers.php b/source/masterserver/showRecentServers.php
new file mode 100644
index 00000000..6e4e8042
--- /dev/null
+++ b/source/masterserver/showRecentServers.php
@@ -0,0 +1,16 @@
+<?php
+        define( 'INCLUSION_PERMITTED', true );
+        require_once( 'config.php' );
+        require_once( 'functions.php' );
+
+        $link = db_connect();
+        mysql_select_db(MYSQL_DATABASE);
+        $recents_query = mysql_query('SELECT name, players FROM recent_servers' );
+        echo "<table>";
+        while($recent_server = mysql_fetch_assoc($recents_query)) {
+                echo "<tr><td>{$recent_server['name']}</td><td>{$recent_server['players']}</td></tr>";
+        }
+        echo "</table>";
+
+        db_disconnect($link);
+?>
\ No newline at end of file