<?


function Python_menu_exp_Helper()
{
$out=array(
     "Python"=>"\\\$py=new Python();\\r\\n\\\$py->setSV(\\\$V);\\r\\n\\\$py->setSP(\\\$P);\\r\\n\\\$py->setSF(\\\$F);\\r\\n\\\$code=<<<EOT\\r\\n#write code here\\r\\n\\r\\nEOT;\\r\\n\\\$py->setCode(\\\$code);\\r\\n\\\$py->run();\\r\\n\\\$V=\\\$py->getSV(\\\$V);\\r\\n\\\$output=\\\$py->getOutput();\\r\\nif (\\\$py->isError()) \\\$error=\\\$py->getError();\\r\\n"
     );  	 
return $out;
}

function chr_cb_python($z)
{
	return hex2bin($z[1]);
}

class Python{

var $path_python='//usr//bin//python'; # for windows for example "C://Python//python.exe"
var $code=''       ;
var $SV=array()    ; 
var $SP=array()    ; 
var $SF=array()    ;  
var $file_python=''; 
var $output=''     ;
var $error=''      ;



function Python()
    { 
      global $TEMPDIR ;   
	  
      $this->file_python=$TEMPDIR. '/python_' . substr(md5(random_key(8)), 0, 8) .'.py';
	
    }


function setCode($code)
	{
	 $this->code=$code;
	}


function setSV($V)
    {
    if (count($V)>0) $this->SV=$V;
    }

function setSP($P)
    {
    if (count($P)>0) $this->SP=$P;
    }
	
function setSF($F)
    {
    if (count($F)>0) $this->SF=$F;
    }

function is_SV()
    {
	 $out=false ;
	 count($this->SV) ? $out=true : $out=false ; 
	 return $out ; 
	}

function getSV($V)
{
if ($this->is_SV()) return $this->SV ;
   else return $V;   
}


function run() 
    {
	$precode="# coding: utf-8 \r\n";
        $precode.="import sys;\r\n"; 
        $precode.="sys.stderr=sys.stdout;\r\n";
	$precode.="import json;\r\n";
	
	$precode.="SV=" .json_encode($this->SV) ."\r\n" ; 
	unset($this->SP["base_proreports"]); 

	$precode.="SP=" .json_encode($this->SP) ."\r\n" ; 
   
	$precode.="SF=" .json_encode($this->SF) ."\r\n" ; 
    $this->code=$precode ."\r\n" .  $this->code ; 
    $postcode="print(\"######SV######\")\r\n";

    $postcode.="print(json.dumps(SV,ensure_ascii=False).encode('utf8'));\r\n";  	
	$this->code=$this->code ."\r\n" . $postcode ;  

     $hfile=fopen($this->file_python,"wb")    ; 
     $err=fwrite($hfile,$this->code )  ;
     fclose($hfile);
  
    import java.lang.Runtime;
	import java.lang.Process;
	import java.io.InputStream ; 


	$proc=Runtime::getRuntime()->exec($this->path_python . " " . $this->file_python);
	$in=$proc->getInputStream(); 

	$out="";
		do
			{
			$char=$in->read(); 
			if ($char!=-1) {
				             $out.=chr($char);
			               }	
			} while ($char!=-1)

	$data=split("######SV######\r\n",$out,2);

        if (count($data[1])<=0) $this->error=$out ;

        
	if ((strlen($data[0])>0)&&(strlen($this->error)<=0))
        {
	$this->output=$data[0];
	}  	
	
	if (strlen($data[1])>0) 
	{
	$in=array("/^b'\{/","/}'/");$out=array("{","}");  	
        $data[1]=preg_replace($in, $out,$data[1]);
	$str=$data[1];
	$str=preg_replace_callback("/\\\\x([0-9a-f]{2})/","chr_cb_python",$str);
	//echo $str;
	$this->SV=json_decode($str,true);   
	}  
	unlink( $this->file_python );
	} 

function getOutput()
  {
   return $this->output ; 
  } 
    
function getError()
  {
   return $this->error ; 
  } 

function isError()
  {
   $out=false ; 
   (strlen($this>error)<=0) ? $out=false : $out=true ;
   return $out;
  }

}

?>