PocketMine-MP/classes/PocketMinecraftServer.class.php
2012-12-07 02:23:57 +01:00

350 lines
12 KiB
PHP

<?php
/*
-
/ \
/ \
/ POCKET \
/ MINECRAFT PHP \
|\ @shoghicp /|
|. \ / .|
| .. \ / .. |
| .. | .. |
| .. | .. |
\ | /
\ | /
\ | /
\ | /
This program 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.
*/
require_once("classes/Session.class.php");
class PocketMinecraftServer{
var $seed, $protocol, $gamemode, $name, $maxClients, $clients, $eidCnt, $custom, $description, $motd, $timePerSecond, $responses, $spawn, $entities;
private $database, $interface, $cnt, $events, $version, $serverType, $lastTick;
function __construct($name, $gamemode = 1, $seed = false, $protocol = CURRENT_PROTOCOL, $port = 19132, $serverID = false, $version = CURRENT_VERSION){
$this->port = (int) $port;
console("[INFO] Starting Minecraft PE Server at *:".$this->port);
console("[INFO] Loading database...");
$this->startDatabase();
$this->gamemode = (int) $gamemode;
$this->version = (int) $version;
$this->name = $name;
$this->custom = array();
$this->cnt = 1;
$this->eidCnt = 1;
$this->maxClients = 20;
$this->description = "";
$this->whitelist = false;
$this->bannedIPs = array();
$this->motd = "Welcome to ".$name;
$this->serverID = $serverID === false ? Utils::readLong(Utils::getRandomBytes(8)):$serverID;
$this->seed = $seed === false ? Utils::readInt(Utils::getRandomBytes(4)):$seed;
$this->clients = array();
$this->protocol = (int) $protocol;
$this->spawn = array("x" => 128.5,"y" => 100,"z" => 128.5);
$this->time = 0;
$this->timePerSecond = 10;
console("[INFO] Loading events...");
$this->loadEvents();
$this->setType("normal");
$this->interface = new MinecraftInterface("255.255.255.255", $this->protocol, $this->port, true, false);
$this->reloadConfig();
console("[INFO] Server Name: ".$this->name);
console("[INFO] Server GUID: ".$this->serverID);
console("[INFO] Protocol Version: ".$this->protocol);
console("[INFO] Seed: ".$this->seed);
console("[INFO] Gamemode: ".($this->gamemode === 0 ? "survival":"creative"));
console("[INFO] Max Clients: ".$this->maxClients);
$this->stop = false;
console("[INFO] Server started!");
}
public function loadEvents(){
$this->events = array("disabled" => array());
$this->event("onChat", "eventHandler", true);
$this->action(1000000, '$this->time += $this->timePerSecond;$this->trigger("onTimeChange", $this->time);');
$this->action(1000000 * 60, '$this->reloadConfig();');
$this->action(1000000 * 60 * 10, '$this->custom = array();');
$this->action(1000000 * 80, '$list = ""; foreach($this->clients as $c){$list .= ", ".$c->username;}$this->chat(false, count($this->clients)."/".$this->maxClients." online: ".substr($list, 2));');
$this->action(1000000 * 3 * 60, '$this->chat(false, "This server uses Pocket-Minecraft-PHP");');
$this->action(1000000 * 3 * 60, '$this->chat(false, "Check it at http://bit.ly/RE7uaW");');
$this->action(1000000 * 75, '$this->debugInfo(true);');
}
public function startDatabase(){
$this->database = new SQLite3(":memory:");
$this->query("CREATE TABLE entities (EID INTEGER PRIMARY KEY, type NUMERIC, class NUMERIC, name TEXT, x NUMERIC, y NUMERIC, z NUMERIC, yaw NUMERIC, pitch NUMERIC, health NUMERIC);");
$this->query("CREATE TABLE metadata (EID INTEGER PRIMARY KEY, name TEXT, value TEXT);");
$this->query("CREATE TABLE actions (ID INTEGER PRIMARY KEY, interval NUMERIC, last NUMERIC, code TEXT, repeat NUMERIC);");
$this->query("CREATE TABLE events (ID INTEGER PRIMARY KEY, eventName TEXT, disabled INTEGER);");
}
public function query($sql, $fetch = false){
$result = $this->database->query($sql) or console("[ERROR] [SQL Error] ".$this->database->lastErrorMsg().". Query: ".$sql, true, true, 0);
if($fetch === true and ($result !== false and $result !== true)){
$result = $result->fetchArray(SQLITE3_ASSOC);
}
return $result;
}
public function reloadConfig(){
if($this->whitelist === true or is_array($this->whitelist)){
$this->whitelist = explode("\n", str_replace(array(" ","\t","\r"), "", file_get_contents(FILE_PATH."white-list.txt")));
}
$this->bannedIPs = explode("\n", str_replace(array(" ","\t","\r"), "", file_get_contents(FILE_PATH."banned-ips.txt")));
}
public function debugInfo($console = false){
$info = array();
$info["memory_usage"] = round((memory_get_usage(true) / 1024) / 1024, 2)."MB";
$info["memory_peak_usage"] = round((memory_get_peak_usage(true) / 1024) / 1024, 2)."MB";
$info["entities"] = $this->query("SELECT count(EID) as count FROM entities;", true);
$info["entities"] = $info["entities"]["count"];
$info["events"] = $this->query("SELECT count(ID) as count FROM events;", true);
$info["events"] = $info["events"]["count"];
$info["actions"] = $this->query("SELECT count(ID) as count FROM actions;", true);
$info["actions"] = $info["actions"]["count"];
$info["garbage"] = gc_collect_cycles();
if($console === true){
console("[DEBUG] Memory usage: ".$info["memory_usage"]." (Peak ".$info["memory_peak_usage"]."), Entities: ".$info["entities"].", Events: ".$info["events"].", Actions: ".$info["actions"].", Garbage: ".$info["garbage"], true, true, 2);
}
return $info;
}
public function close($reason = "stop"){
$this->chat(false, "Stopping server...");
$this->stop = true;
$this->trigger("onClose");
}
public function chat($owner, $text, $target = true){
$message = "";
if($owner !== false){
$message = "<".$owner."> ";
}
$message .= $text;
$this->trigger("onChat", $text);
}
public function setType($type = "demo"){
switch($type){
case "normal":
$this->serverType = "MCCPP;Demo;";
break;
case "minecon":
$this->serverType = "MCCPP;MINECON;";
break;
}
}
public function eventHandler($data, $event){
switch($event){
case "onChat":
console("[CHAT] $data");
break;
}
}
public function start(){
declare(ticks=15);
register_tick_function(array($this, "tick"));
$this->event("onTick", "tickerFunction", true);
$this->event("onReceivedPacket", "packetHandler", true);
register_shutdown_function(array($this, "close"));
$this->process();
}
public function tick(){
$time = microtime(true);
if($this->lastTick <= ($time - 0.05)){
$this->lastTick = $time;
$this->trigger("onTick", $time);
}
}
public function clientID($ip, $port){
return md5($pi . $port, true);
}
public function packetHandler($packet, $event){
$data =& $packet["data"];
$CID = $this->clientID($packet["ip"], $packet["port"]);
if(isset($this->clients[$CID])){
$this->clients[$CID]->handle($packet["pid"], $data);
}else{
switch($packet["pid"]){
case 0x02:
if(in_array($packet["ip"], $this->bannedIPs)){
break;
}
if(!isset($this->custom["times_".$CID])){
$this->custom["times_".$CID] = 0;
}
$ln = 15;
$txt = substr($this->description, $this->custom["times_".$CID], $ln);
$txt .= substr($this->description, 0, $ln - strlen($txt));
$this->send(0x1c, array(
$data[0],
$this->serverID,
MAGIC,
$this->serverType. $this->name . " [".($this->gamemode === 1 ? "C":"S")." ".count($this->clients)."/".$this->maxClients."] ".$txt,
), false, $packet["ip"], $packet["port"]);
$this->custom["times_".$CID] = ($this->custom["times_".$CID] + 1) % strlen($this->description);
break;
case 0x05:
if(in_array($packet["ip"], $this->bannedIPs)){
break;
}
if(count($this->clients) >= $this->maxClients){
break;
}
$version = $data[1];
$size = strlen($data[2]);
if($version !== $this->protocol){
$this->send(0x1a, array(
5,
MAGIC,
$this->serverID,
), false, $packet["ip"], $packet["port"]);
}else{
$this->send(0x06, array(
MAGIC,
$this->serverID,
0,
strlen($packet["raw"]),
), false, $packet["ip"], $packet["port"]);
}
break;
case 0x07:
if(in_array($packet["ip"], $this->bannedIPs)){
break;
}
if(count($this->clients) >= $this->maxClients){
break;
}
$port = $data[2];
$MTU = $data[3];
$clientID = $data[4];
$eid = $this->eidCnt++;
$this->clients[$CID] = new Session($this, $clientID, $eid, $packet["ip"], $packet["port"]);
$this->clients[$CID]->handle(0x07, $data);
break;
}
}
}
public function send($pid, $data = array(), $raw = false, $dest = false, $port = false){
$this->trigger($pid, $data);
$this->trigger("onSentPacket", $data);
$this->interface->writePacket($pid, $data, $raw, $dest, $port);
}
public function process(){
while($this->stop === false){
$packet = $this->interface->readPacket();
if($packet !== false){
$this->trigger("onReceivedPacket", $packet);
$this->trigger($packet["pid"], $packet);
}else{
usleep(10000);
}
}
}
public function trigger($event, $data = ""){
$events = $this->query("SELECT ID FROM events WHERE eventName = '".$event."' AND disabled = 0;");
if($events === false or $events === true){
return;
}
console("[INTERNAL] Event ". $event, true, true, 3);
while($evn = $events->fetchArray(SQLITE3_ASSOC)){
$ev = $this->events[$event][$evn["ID"]];
if(isset($ev[1]) and ($ev[1] === true or is_object($ev[1]))){
$this->responses[$evn["ID"]] = call_user_func(array(($ev[1] === true ? $this:$ev[1]), $ev[0]), $data, $event, $this);
}else{
$this->responses[$evn["ID"]] = call_user_func($ev[0], $data, $event, $this);
}
}
}
public function response($eid){
if(isset($this->responses[$eid])){
$res = $this->responses[$eid];
unset($this->responses[$eid]);
return $res;
}
return false;
}
public function action($microseconds, $code, $repeat = true){
$this->query("INSERT INTO actions (interval, last, code, repeat) VALUES(".($microseconds / 1000000).", ".microtime(true).", '".str_replace("'", "\\'", $code)."', ".($repeat === true ? 1:0).");");
console("[INTERNAL] Attached to action ".$microseconds, true, true, 3);
}
public function tickerFunction(){
//actions that repeat every x time will go here
$time = microtime(true);
$actions = $this->query("SELECT ID,code,repeat FROM actions WHERE last <= (".$time." - interval);");
if($actions === false or $actions === true){
return;
}
while($action = $actions->fetchArray(SQLITE3_ASSOC)){
eval($action["code"]);
if($action["repeat"] === 0){
$this->query("DELETE FROM actions WHERE ID = ".$action["ID"].";");
}
}
$this->query("UPDATE actions SET last = ".$time." WHERE last <= (".$time." - interval);");
}
public function toggleEvent($event){
if(isset($this->events["disabled"][$event])){
unset($this->events["disabled"][$event]);
$this->query("UPDATE events SET disabled = 0 WHERE eventName = '".$event."';");
console("[INTERNAL] Enabled event ".$event, true, true, 3);
}else{
$this->events["disabled"][$event] = false;
$this->query("UPDATE events SET disabled = 1 WHERE eventName = '".$event."';");
console("[INTERNAL] Disabled event ".$event, true, true, 3);
}
}
public function event($event, $func, $in = false){
++$this->cnt;
if(!isset($this->events[$event])){
$this->events[$event] = array();
}
$this->query("INSERT INTO events (ID, eventName, disabled) VALUES (".$this->cnt.", '".str_replace("'", "\\'", $event)."', 0);");
$this->events[$event][$this->cnt] = array($func, $in);
console("[INTERNAL] Attached to event ".$event, true, true, 3);
return $this->cnt;
}
public function deleteEvent($event, $id = -1){
$id = (int) $id;
if($id === -1){
unset($this->events[$event]);
$this->query("DELETE FROM events WHERE eventName = '".str_replace("'", "\\'", $event)."';");
}else{
unset($this->events[$event][$id]);
$this->query("DELETE FROM events WHERE ID = ".$id.";");
if(isset($this->events[$event]) and count($this->events[$event]) === 0){
unset($this->events[$event]);
$this->query("DELETE FROM events WHERE eventName = '".str_replace("'", "\\'", $event)."';");
}
}
}
}