forked from oerkki/voxelands
263 lines
5.7 KiB
PHP
263 lines
5.7 KiB
PHP
<?php
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/*
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CREATE DATABASE voxelands ;
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USE voxelands ;
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CREATE TABLE `servers` (
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`id` INT(11) UNSIGNED NOT NULL AUTO_INCREMENT,
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`name` VARCHAR (255) NOT NULL,
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`addr` VARCHAR (255) NOT NULL,
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`port` INT(11) UNSIGNED,
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`mode` VARCHAR (20) NOT NULL,
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`motd` VARCHAR (255) NOT NULL,
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`players` INT(11) UNSIGNED NOT NULL DEFAULT '0',
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`public` VARCHAR (10) NOT NULL,
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`version` VARCHAR (50) NOT NULL,
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`features` VARCHAR (255) NOT NULL,
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`lastreply` INT(11) NOT NULL,
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PRIMARY KEY (`id`)
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) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin ;
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CREATE TABLE `players` (
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`id` INT(11) UNSIGNED NOT NULL AUTO_INCREMENT,
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`name` VARCHAR(255) NOT NULL,
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`hash` VARCHAR(255) NOT NULL,
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`cookie` VARCHAR(255) NOT NULL,
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`server` INT(11) UNSIGNED NOT NULL,
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PRIMARY KEY (`id`)
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) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin ;
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CREATE USER 'apiuser'@'localhost' IDENTIFIED BY 'apipass';
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GRANT SELECT,INSERT,UPDATE ON `servers` TO 'apiuser'@'localhost';
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GRANT SELECT,INSERT,UPDATE ON `players` TO 'apiuser'@'localhost';
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*/
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$db = false;
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function db_connect()
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{
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global $db;
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if ($db !== false)
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return;
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$db = mysqli_connect("localhost","apiuser","apipass","voxelands");
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if (mysqli_connect_errno())
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$db = false;
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}
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function db_close()
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{
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global $db;
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if ($db === false)
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return;
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$db->close();
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$db = false;
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}
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function db_insert($server_name, $server_addr, $server_port)
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{
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global $db;
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db_connect();
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$name = db_escape($server_name);
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$addr = db_escape($server_addr);
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$port = db_escape($server_port);
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$time = time();
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$data = $db->query("SELECT `id` FROM `servers` WHERE `addr` = '$addr' AND `port` = '$port'");
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if ($data && $data->num_rows > 0) {
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$id = $data->fetch_array();
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$id = $id['id'];
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$data->close();
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$data = $db->query("UPDATE `servers` SET `lastreply` = '$time', `name` = '$name' WHERE `id` = '$id'");
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}else{
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if ($data)
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$data->close();
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$db->query("INSERT INTO `servers` (`name`,`addr`,`port`,`lastreply`) VALUES ('$name','$addr','$port','$time')");
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}
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}
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function db_query_server($server_name=false,$server_mode=false,$version=false,$public=false)
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{
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global $db;
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db_connect();
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$time = time()-1200;
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$q = "SELECT * FROM `servers` WHERE `lastreply` > $time";
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if ($server_name !== false) {
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$name = db_escape($server_name);
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$q .= " AND `name` LIKE '%$name%'";
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}
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if ($server_mode !== false) {
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$mode = db_escape($server_mode);
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$q .= " AND `mode` = '$mode'";
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}
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if ($version !== false) {
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$v = db_escape($version);
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$q .= " AND `mode` LIKE '%$v%'";
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}
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if ($public == 'public' || $public == 'private') {
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$q .= " AND `public` = '$public'";
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}
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$data = $db->query($q);
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if (!$data) {
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return array();
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}elseif ($data->num_rows < 1) {
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$data->close();
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return array();
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}
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$result = array();
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while ($row = $data->fetch_array(MYSQLI_ASSOC)) {
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$result[] = $row;
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}
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$data->close();
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return $result;
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}
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function db_query_player($player_name=false,$count=false,$start=false)
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{
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global $db;
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db_connect();
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$q = "SELECT * FROM `players`";
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if ($player_name !== false) {
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$p = db_escape($player_name);
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$q .= " WHERE `name` LIKE '%$p%'";
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}
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if ($start !== false && $count !== false) {
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$start = intval($start);
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$count = intval($count);
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$q .= " LIMIT $start , $count";
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}elseif ($count !== false) {
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$count = intval($count);
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$q .= " LIMIT $count";
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}
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$data = $db->query($q);
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if (!$data) {
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return array();
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}elseif ($data->num_rows < 1) {
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$data->close();
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return array();
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}
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$result = array();
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while ($row = $data->fetch_array(MYSQLI_ASSOC)) {
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$result[] = $row;
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}
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$data->close();
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return $result;
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}
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function db_escape($str)
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{
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global $db;
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db_connect();
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return $db->real_escape_string($str);
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}
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function check_server($host, $port)
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{
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$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
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$timeout = array("sec" => 1, "usec" => 0);
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socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, $timeout);
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$buf = "\x4f\x45\x74\x03\x00\x00\x00\x03\xff\xdc\x01";
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socket_sendto($socket, $buf, strlen($buf), 0, $host, $port);
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$buf = socket_read($socket, 1000);
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if ($buf == "")
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return false;
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/* we got a reply, read the peer id then send a disconnect */
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$peer_id = substr($buf, 9, 2);
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$buf = "\x4f\x45\x74\x03".$peer_id."\x00\x00\x03";
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socket_sendto($socket, $buf, strlen($buf), 0, $host, $port);
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socket_close($socket);
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return true;
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}
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function error_send($msg)
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{
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header("Content-Type: text/plain\r\n");
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echo $msg;
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}
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function txt_send($txt)
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{
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header("Content-Type: text/plain\r\n");
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echo $txt;
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}
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function html_send($html)
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{
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readfile($_SERVER['DOCUMENT_ROOT']."/header.html");
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echo $html;
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readfile($_SERVER['DOCUMENT_ROOT']."/footer.html");
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}
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function server_announce()
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{
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$server_addr = isset($_POST['server_address']) ? urldecode($_POST['server_address']) : $_SERVER['REMOTE_ADDR'];
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$server_name = isset($_POST['server_name']) ? urldecode($_POST['server_name']) : $server_addr;
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$server_port = isset($_POST['server_port']) ? urldecode($_POST['server_port']) : '30000';
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if (!check_server($server_addr,$server_port))
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return error_send("Server Not Found");
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db_connect();
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db_insert($server_name,$server_addr,$server_port);
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db_close();
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txt_send($server_addr);
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}
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function server_list()
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{
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$a = db_query_server();
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$txt = "servers: ".count($a)."\n\n";
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foreach ($a as $server) {
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if ($server['mode'] == '')
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$server['mode'] = 'adventure';
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$txt .= <<<EOT
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$server[name]
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$server[mode]
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$server[addr]:$server[port]
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EOT;
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}
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txt_send($txt);
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}
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function player_find()
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{
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txt_send("hello world");
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}
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function home()
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{
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html_send("hello world");
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}
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$u = explode("/",$_SERVER['REQUEST_URI']);
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if (count($u) < 2)
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$u = array("","home");
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if ($u[1] == "announce") {
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server_announce();
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}elseif ($u[1] == "list") {
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server_list();
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}elseif ($u[1] == "player") {
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player_find();
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}else{
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home();
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}
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db_close();
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?>
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