actionclass.php

<?php
error_reporting(E_ALL);
class simpleResultClass
{
    public $resultno;
    public $resultStr;
}
class actionClass
{
    static $execCompiler = [
        "C" => "gcc sandbox/%s -O2 -lm -o sandbox/%s.out 2>sandbox/cerr.txt",
        "C++11" => "g++ -std=c++11 -O2 sandbox/%s -o sandbox/%s.out 2>sandbox/cerr.txt",
        "C++" => "g++ -O2 sandbox/%s -o sandbox/%s.out 2>sandbox/cerr.txt",
        "Java" => "javac sandbox/%s -o sandbox/%s 2>sandbox/err.txt",
        "Python2" => "python2.7 sandbox/%s 2>sandbox/err.txt",
        "Python3" => "python sandbox/%s 2>sandbox/err.txt",
        "PHP" => "php sandbox/%s 2>sandbox/err.txt",
        "Ruby" => "ruby sandbox/%s 2>sandbox/err.txt",
    ];
    static $clearCommand = "rm -rf sandbox/%s sandbox/%s.in sandbox/*.txt sandbox/*.out";
    static $timeoutLimit = "timeout 5 ";
    public $codeFileName;
    public $inputFileName;
    public $secureToken;
    public $languageType;
    public $execFileName;
    public function Compile()
    {
        $compileResObj = new simpleResultClass();
        if(needCompile($this->languageType))    //If this is a lang need to be compiled
        {
            //$cmdStr = $execCompiler[$this->languageType] . $codeFileName;
            echo "Lang type = " . $this->languageType;
            var_dump(actionClass::$execCompiler);
            //echo "The exec Command is " . actionClass::$execCompiler[$this->languageType]. "\n";
            $cmdStr = sprintf(actionClass::$execCompiler[$this->languageType], $this->codeFileName, "a");
            echo "Debug : Command is " . $cmdStr . "\n";
            $this->execFileName = $this->codeFileName . "out";
            $result = exec($cmdStr);
            var_dump($result);
            clearstatcache();
            $errFileSize = filesize("sandbox/cerr.txt");
            echo "Debug : errFileSize = $errFileSize\n";
            //if(($errFileSize = filesize("sandbox/cerr.txt")) == 0)
            if($errFileSize == 0)
            {
                $compileResObj->resultno = 0;
                //$runResObj->resultStr = $resStr;
            }
            else
            {
                $compileResObj->resultno = -1;
                $fff = fopen("sandbox/cerr.txt", "r");
                $resStr = fread($fff, $errFileSize);
                $compileResObj->resultStr = $resStr;
                $clrStr = sprintf(actionClass::$clearCommand, $this->codeFileName, $this->codeFileName); //If Compile error, remove the file now
                echo "Cleanning... Command is $clrStr\n";
                exec($clrStr);
            }
        }
        else
        {

            $compileResObj->resultno = 0;
        }
        return $compileResObj;
    }

    public function Run()
    {
        if(needCompile($this->languageType))    //If this is a lang need to be compiled
        {
            //$cmdStr = "./" . $this->execFileName . " < " . $inputFileName . " 1> " . $this->codeFileName . "out.txt"
            $cmdStr = "sandbox/a.out" . " < " . "sandbox/".$this->inputFileName ./* " 1> sandbox/out.txt"  .*/ " 2> sandbox/err.txt ";
        }
        else
        {
            $cmdStr = sprintf(actionClass::$execCompiler[$this->languageType], $this->codeFileName);
        }
        $clrStr = sprintf(actionClass::$clearCommand, $this->codeFileName, $this->codeFileName);
        echo "Running .. command is " . $cmdStr . "\n";
        /*$resStr = */
        exec($cmdStr,$resStr);
        var_dump($resStr);
        $resStr = join("\n",$resStr);
        echo "Server result:".$resStr . "\n";
        //Read the output file and return the result
        $runResObj = new simpleResultClass();
        clearstatcache();
        if(($errFileSize = filesize("sandbox/err.txt")) == 0)
        {
            $runResObj->resultno = 0;
            $runResObj->resultStr = $resStr;
        }
        else
        {
            $runResObj->resultno = -1;
            $fff = fopen("sandbox/err.txt", "r");
            $resStr = fread($fff, $errFileSize);
            $runResObj->resultStr = $resStr;
        }
        echo "Cleanning... Command is $clrStr\n";
        exec($clrStr);
        return $runResObj;

    }
}


?>