added PHP master server

web/master/ping.php

@@ -0,0 +1,30 @@
+<?php
+
+	if (!($db = sqlite_open( 'openra.db', 0666, $e )))
+	{
+		echo 'Database error: ', $e;
+		return;
+	}
+	
+	$addr = $_SERVER['REMOTE_ADDR'] . ':' . $_REQUEST['port'];
+	$prune = 'DELETE FROM servers WHERE address = \'' . sqlite_escape_string( $addr ) . '\'';
+	echo $prune . "\n\n";
+	
+	sqlite_exec( $db, $prune );
+
+	$q =  'INSERT INTO servers VALUES ('.
+		'\'' . sqlite_escape_string( $_REQUEST['name'] ) . '\', '.
+		'\'' . sqlite_escape_string( $addr ) . '\', '.
+		sqlite_escape_string( $_REQUEST['players'] ) . ', '.
+		sqlite_escape_string( $_REQUEST['state'] ) . ', '.
+		time() . ')';
+		
+	echo $q;	
+	
+	if (!sqlite_exec( $db, $q ))
+	{
+		echo 'Error in query:' . sqlite_error_string( sqlite_last_error() );
+	}
+	
+	sqlite_close( $db );
+?>