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PocketMine-MP/classes/Session.class.php
Shoghi Cervantes Pueyo 72c4cc7a30 X,Z offset fixed
2012-12-14 15:48:18 +01:00

448 lines
14 KiB
PHP
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<?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.
*/
class Session{
private $server, $timeout, $connected, $evid, $queue, $buffer;
var $clientID, $ip, $port, $counter, $username, $eid, $data, $entity, $auth, $CID, $MTU;
function __construct($server, $clientID, $eid, $ip, $port, $MTU){
$this->queue = array();
$this->buffer = array();
$this->MTU = $MTU;
$this->server = $server;
$this->clientID = $clientID;
$this->CID = $this->server->clientID($ip, $port);
$this->eid = $eid;
$this->data = array();
$this->ip = $ip;
$this->entity = false;
$this->port = $port;
$this->timeout = microtime(true) + 25;
$this->evid = array();
$this->evid[] = array("onTick", $this->server->event("onTick", array($this, "onTick")));
$this->evid[] = array("onClose", $this->server->event("onClose", array($this, "close")));
console("[DEBUG] New Session started with ".$ip.":".$port.". MTU ".$this->MTU.", Client ID ".$this->clientID, true, true, 2);
$this->connected = true;
$this->auth = false;
$this->counter = array(0, 0);
}
public function onTick($time){
if($time > $this->timeout){
$this->close("timeout");
}else{
if(count($this->queue) > 0){
$cnt = 0;
while($cnt < 4){
$p = array_shift($this->queue);
if($p === null){
break;
}
switch($p[0]){
case 0:
$this->dataPacket($p[1], $p[2], false, $p[3]);
break;
case 1:
eval($p[1]);
break;
}
++$cnt;
}
}
}
}
function __destruct(){
//$this->close("destruct");
}
public function save(){
if(is_object($this->entity)){
$this->data["spawn"] = array(
"x" => $this->entity->position["x"],
"y" => $this->entity->position["y"],
"z" => $this->entity->position["z"],
);
}
}
public function close($reason = "", $msg = true){
$reason = $reason == "" ? "server stop":$reason;
$this->save();
foreach($this->evid as $ev){
$this->server->deleteEvent($ev[0], $ev[1]);
}
$this->eventHandler("You have been kicked. Reason: ".$reason, "onChat");
$this->dataPacket(MC_DISCONNECT);
$this->connected = false;
if($msg === true){
$this->server->trigger("onChat", $this->username." left the game");
}
console("[INFO] Session with ".$this->ip.":".$this->port." Client ID ".$this->clientID." closed due to ".$reason);
$this->server->api->player->remove($this->CID);
}
public function eventHandler($data, $event){
switch($event){
case "onDeath":
if($data["eid"] === $this->eid){
$this->server->trigger("onPlayerDeath", array("name" => $this->username, "cause" => $data["cause"]));
}
break;
case "onTeleport":
if($data["eid"] !== $this->eid){
break;
}
$this->dataPacket(MC_MOVE_PLAYER, array(
"eid" => $data["eid"],
"x" => $data["x"],
"y" => $data["y"],
"z" => $data["z"],
"yaw" => 0,
"pitch" => 0,
));
break;
case "onEntityMove":
if($data === $this->eid){
break;
}
$entity = $this->server->entities[$data];
$this->dataPacket(MC_MOVE_ENTITY_POSROT, array(
"eid" => $data,
"x" => $entity->position["x"],
"y" => $entity->position["y"],
"z" => $entity->position["z"],
"yaw" => $entity->position["yaw"],
"pitch" => $entity->position["pitch"],
));
break;
case "onHealthRegeneration":
if($this->server->difficulty < 2){
$this->server->trigger("onHealthChange", array("eid" => $this->eid, "health" => min(20, $this->data["health"] + $data), "cause" => "regeneration"));
}
break;
case "onHealthChange":
if($data["eid"] === $this->eid){
$this->dataPacket(MC_SET_HEALTH, array(
"health" => $data["health"],
));
$this->data["health"] = $data["health"];
if(is_object($this->entity)){
$this->entity->setHealth($data["health"]);
}
}
break;
case "onPlayerAdd":
if($data["eid"] === $this->eid){
break;
}
$this->dataPacket(MC_ADD_PLAYER, array(
"clientID" => $data["clientID"],
"username" => $data["username"],
"eid" => $data["eid"],
"x" => $data["x"],
"y" => $data["y"],
"z" => $data["z"],
));
break;
case "onEntityRemove":
if($data === $this->eid){
break;
}
$this->dataPacket(MC_ENTITY_REMOVE, array(
"eid" => $data,
));
break;
case "onTimeChange":
$this->dataPacket(MC_SET_TIME, array(
"time" => $data,
));
break;
case "onAnimate":
if($data["eid"] === $this->eid){
break;
}
$this->dataPacket(MC_ANIMATE, array(
"eid" => $data["eid"],
"action" => $data["action"],
));
break;
case "onChat":
$this->dataPacket(MC_CHAT, array(
"message" => $data,
));
break;
}
}
public function handle($pid, &$data){
if($this->connected === true){
$this->timeout = microtime(true) + 25;
switch($pid){
case 0xa0: //NACK
if(isset($this->buffer[$data[2]])){
array_unshift($this->queue, array(0, $this->buffer[$data[2]][0], $this->buffer[$data[2]][1], $data[2]));
}
if(isset($data[3])){
if(isset($this->buffer[$data[3]])){
array_unshift($this->queue, array(0, $this->buffer[$data[3]][0], $this->buffer[$data[3]][1], $data[3]));
}
}
break;
case 0xc0: //ACK
unset($this->buffer[$data[2]]);
if(isset($data[3])){
unset($this->buffer[$data[3]]);
}
break;
case 0x07:
$this->send(0x08, array(
MAGIC,
$this->server->serverID,
$this->port,
$data[3],
0,
));
break;
case 0x80:
case 0x84:
case 0x88:
case 0x8c:
if(isset($data[0])){
$diff = $data[0] - $this->counter[1];
if($diff > 1){ //Packet recovery
for($i = $this->counter[1]; $i < $data[0]; ++$i){
$this->send(0xa0, array(1, true, $i));
}
$this->counter[1] = $data[0];
}elseif($diff === 1){
$this->counter[1] = $data[0];
}
$this->send(0xc0, array(1, true, $data[0]));
}
switch($data["id"]){
case MC_DISCONNECT:
$this->close("client disconnect");
break;
case MC_CLIENT_CONNECT:
$this->dataPacket(MC_SERVER_HANDSHAKE, array(
"port" => $this->port,
"session" => $data["session"],
"session2" => Utils::readLong("\x00\x00\x00\x00\x04\x44\x0b\xa9"),
));
break;
case MC_CLIENT_HANDSHAKE:
break;
case MC_LOGIN:
$this->username = str_replace("/", "", $data["username"]);
foreach($this->server->clients as $c){
if($c->eid !== $this->eid and $c->username === $this->username){
$c->close("logged in from another location");
}
}
if($this->server->whitelist !== false and !in_array($this->username, $this->server->whitelist)){
$this->close("\"".$this->username."\" not being on white-list", false);
break;
}
$this->server->api->player->add($this->CID);
$this->auth = true;
$this->data["lastIP"] = $this->ip;
$this->data["lastID"] = $this->clientID;
$this->evid[] = array("onTimeChange", $this->server->event("onTimeChange", array($this, "eventHandler")));
$this->evid[] = array("onChat", $this->server->event("onChat", array($this, "eventHandler")));
$this->evid[] = array("onDeath", $this->server->event("onDeath", array($this, "eventHandler")));
$this->evid[] = array("onPlayerAdd", $this->server->event("onPlayerAdd", array($this, "eventHandler")));
$this->evid[] = array("onEntityRemove", $this->server->event("onEntityRemove", array($this, "eventHandler")));
$this->evid[] = array("onEntityMove", $this->server->event("onEntityMove", array($this, "eventHandler")));
$this->evid[] = array("onHealthChange", $this->server->event("onHealthChange", array($this, "eventHandler")));
$this->evid[] = array("onHealthRegeneration", $this->server->event("onHealthRegeneration", array($this, "eventHandler")));
$this->evid[] = array("onAnimate", $this->server->event("onAnimate", array($this, "eventHandler")));
$this->evid[] = array("onTeleport", $this->server->event("onTeleport", array($this, "eventHandler")));
$this->dataPacket(MC_LOGIN_STATUS, array(
"status" => 0,
));
$this->dataPacket(MC_START_GAME, array(
"seed" => $this->server->seed,
"x" => $this->data["spawn"]["x"],
"y" => $this->data["spawn"]["y"],
"z" => $this->data["spawn"]["z"],
"unknown1" => 0,
"gamemode" => $this->server->gamemode,
"eid" => $this->eid,
));
break;
case MC_READY:
if(is_object($this->entity)){
break;
}
$this->server->trigger("onHealthChange", array("eid" => $this->eid, "health" => $this->data["health"], "cause" => "respawn"));
console("[DEBUG] Player with EID ".$this->eid." \"".$this->username."\" spawned!", true, true, 2);
$this->entity = new Entity($this->eid, ENTITY_PLAYER, 0, $this->server);
$this->entity->setName($this->username);
$this->entity->setHealth($this->data["health"]);
$this->entity->data["clientID"] = $this->clientID;
$this->server->entities[$this->eid] = &$this->entity;
$this->server->trigger("onPlayerAdd", array(
"clientID" => $this->clientID,
"username" => $this->username,
"eid" => $this->eid,
"x" => $this->data["spawn"]["x"],
"y" => $this->data["spawn"]["y"],
"z" => $this->data["spawn"]["z"],
));
foreach($this->server->entities as $entity){
if($entity->eid !== $this->eid){
if($entity->class === ENTITY_PLAYER){
$this->eventHandler(array(
"clientID" => $entity->data["clientID"],
"username" => $entity->name,
"eid" => $entity->eid,
"x" => $entity->position["x"],
"y" => $entity->position["y"],
"z" => $entity->position["z"],
), "onPlayerAdd");
}else{
$this->dataPacket(MC_ADD_MOB, array(
"eid" => $entity->eid,
"type" => $entity->type,
"x" => $entity->position["x"],
"y" => $entity->position["y"],
"z" => $entity->position["z"],
));
}
}
}
$this->eventHandler($this->server->motd, "onChat");
if($this->MTU <= 548){
$this->eventHandler("Your connection is bad, you may experience lag and slow map loading.", "onChat");
}
break;
case MC_MOVE_PLAYER:
if(is_object($this->entity)){
$this->entity->setPosition($data["x"], $data["y"], $data["z"], $data["yaw"], $data["pitch"]);
$this->server->trigger("onEntityMove", $this->eid);
}
break;
case MC_PLAYER_EQUIPMENT:
console("[DEBUG] EID ".$this->eid." has now ".$data["block"].":".$data["meta"]." in their hands!", true, true, 2);
break;
case MC_REQUEST_CHUNK:
$this->actionQueue('
$max = floor(($this->MTU - 16 - 255) / 192);
$chunk = $this->server->api->level->getOrderedChunk('.$data["x"].', '.$data["z"].', $max);
foreach($chunk as $d){
$this->dataPacket(MC_CHUNK_DATA, array(
"x" => '.$data["x"].',
"z" => '.$data["z"].',
"data" => $d,
), true);
}
');
console("[DEBUG] Chunk X ".$data["x"]." Z ".$data["z"]." requested", true, true, 2);
break;
case MC_REMOVE_BLOCK:
console("[DEBUG] EID ".$this->eid." broke block at X ".$data["x"]." Y ".$data["y"]." Z ".$data["z"], true, true, 2);
$block = $this->server->api->level->getBlock($data["x"], $data["y"], $data["z"]);
if($block[0] === 0){
break;
}
$this->dataPacket(MC_ADD_ITEM_ENTITY, array(
"eid" => $this->server->eidCnt++,
"x" => $data["x"] + mt_rand(0, 100)/100,
"y" => $data["y"],
"z" => $data["z"] + mt_rand(0, 100)/100,
"block" => $block[0],
"meta" => $block[1],
"stack" => 1,
));
/*$this->send(0x84, array(
$this->counter[0],
0x00,
array(
"id" => MC_UPDATE_BLOCK,
"x" => $data["x"],
"y" => $data["y"],
"z" => $data["z"],
"block" => 56,
"meta" => 0,
),
));
++$this->counter[0];*/
break;
case MC_INTERACT:
if($this->server->gamemode !== 1 and $this->server->difficulty > 0 and isset($this->server->entities[$data["target"]]) and Utils::distance($this->entity->position, $this->server->entities[$data["target"]]->position) <= 8){
console("[DEBUG] EID ".$this->eid." attacked EID ".$data["target"], true, true, 2);
$this->server->trigger("onHealthChange", array("eid" => $data["target"], "health" => $this->server->entities[$data["target"]]->getHealth() - $this->server->difficulty, "cause" => $this->eid));
}
break;
case MC_ANIMATE:
$this->server->trigger("onAnimate", array("eid" => $this->eid, "action" => $data["action"]));
break;
case MC_RESPAWN:
$this->server->trigger("onHealthChange", array("eid" => $this->eid, "health" => 20, "cause" => "respawn"));
$this->entity->setPosition($data["x"], $data["y"], $data["z"], $data["x"], 0, 0);
break;
}
break;
}
}
}
public function send($pid, $data = array(), $raw = false){
if($this->connected === true){
$this->server->send($pid, $data, $raw, $this->ip, $this->port);
}
}
public function actionQueue($code){
$this->queue[] = array(1, $code);
}
public function dataPacket($id, $data = array(), $queue = false, $count = false){
if($queue === true){
$this->queue[] = array(0, $id, $data, $count);
}else{
if($count === false){
$count = $this->counter[0];
++$this->counter[0];
if(count($this->buffer) >= 512){
array_shift($this->buffer);
}
$this->buffer[$count] = array($id, $data);
}
$data["id"] = $id;
$this->send(0x84, array(
$count,
0x00,
$data,
));
}
}
}
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