Lambo_message.php

So far I made something like this: (I just started half an hour ago, so this is my efficiency)
<?php
/*
__PocketMine Plugin__
author=PEMapModder
name=SpleefPlugin
version=alpha.0.0
apiversion=11
class=SpleefPluginLoadable
*/
class SpleefPluginLoadable implements Plugin{
protected $config,$cfgMem;
private $c,$p,$t,$waitTapBlock_createArena;
public function __construct(ServerAPI $a,$s=false){
  $this->c=$a->console;
  $this->p=$a->player;
  $this->t=$a->tile;
  $this->s=$s;
}
public function init(){
  @mkdir(FILE_PATH."/spleef");
  $this->config=new Config(FILE_PATH."/spleef/cfg.yml",CONFIG_YAML,array("arenas"=>array()));
  $this->cfgMem=$this->config->getAll();
  $this->s->addHandler("player.block.touch", array($this, "event"));
  #$this->s->addHandler("player.join", array($this, "playerJoinRedirect")); // BTW I just found out that the reason why I always crash when using this event is because $player->entity is not set. What is the event for the player ACTUALLY joining the game? player.join and player.connect basically are the same
  $this->c->register("addarena","  Adds a spleef arena",array($this,"cmds"));
  $this->s->addHandler("player.quit",array($this, "event"));
}
public function __destruct(){$this->save();}
public function save(){//maybe add scheduled saves in case of crashes?
  $this->config->setAll($cfgMem);
}
public function event($data,$event){
  if($event=="player.block.touch"){
   $target=$data["target"];
   $player=$data["player"];
   ////////////////////////////////////Warp to arena////////////////////////////////////
   if($target instanceof SignPostBlock){//WallSign.php:line 26: class WallSign extends SignPostBlock
    $data=$this->t->get($target)->data;
    if($data["Text1"]==="Enter arena"){
	 $name=$data["Text2"];
	 if(!(isset($this->cfgmem["arenas"][$name]))){
	  $x=$target->x;
	  $y=$target->y;
	  $z=$target->z;
	  $level=$target->level;
	  $msg="The arena $name mentioned on the sign at ($x,$y,$z) at world $level is undefined";
	  $player->sendChat($msg.".");
	  console($msg." and is tapped by $player.");
	 }
	 $arena=$this->cfgmem["arenas"][$name];
	 $x=$arena[$arena["status"]]["x"];
	 $y=$arena[$arena["status"]]["y"];
	 $z=$arena[$arena["status"]]["z"];
	 $this->c->run("tp $player w:arenas");
	 $this->c->run("tp $player $x $y $z");
    }
   }
   ////////////////////////////////////Add arena////////////////////////////////////
   if(isset($this->waitTapBlock_createArena["$player"])){//"$player" is an alternative for $player->username or $player->__toString()
    ;
   }
  }
  if($event=="player.quit"){
   if(isset($this->waitTapBlock_createArena["$data"])){
    unset($this->waitTapBlock_createArena["$data"]);
   }
  }
}
////////////////////////////////////Register add arena wait////////////////////////////////////
public function cmds($cmd,$arg,$player){
  if($cmd=="addarena"){
   if(isset($this->waitTapBlock_createArena["$player"]))return "You already registered for adding arena.\nUse /cancel to unset.";
   $name=$arg[0];
   $maxPpl=$arg[1];
   $this->waitTapBlock_createArena["$player"]=array($arg[0],$arg[1]);
  }
}
////////////////////////////////////World Edit////////////////////////////////////
public function generateFullCircle(Vector3 $centre,Level $level,$r,$blockid,$blockDmg=0,$arcA=0,$arcB=360){//angles in degrees, vectors in blocks
  $x=$centre->x;
  $y=$centre->y;
  $z=$centre->z;//abbr for the centre coords
  $block=BlockAPI::get($blockid);//get the Block object for $blockid
  $arcAccu=1;
  $rAccu=1;
  #$result=array();
  for($d=$arcA;$d<$arcB;$d=$d+$arcAccu){//changes the direction in the arc bit by bit; what is the optimal ArcAccuracy $arcAccu?
   $t=$d/180*M_PI;
   for($rL=0;$rL<=$r;$r+$rAccu){//changes the length of the angle bit by bit to generate a solid circle; what is the optimal RadiusLengthAccuracy $rAccu?
    $tX=sin($t)*$rL+$x;
    $tZ=cos($t)*$rL+$z;
    #result[]=
	 $level->setBlockRaw(new Vector3($tX,$y,$tZ),$block);
   }
  }
  #return $result;
}
}