<?php
/* 
 * Copyright (c) SAFAROFF Creative Agency
 * Coded: Agshin Y. Khaligov & Ismayilzadeh Zulfugar
 */

class Request {

    function __construct(){
        //This is construct of class
    }

    function __destruct(){
        //This is destruct of class
    }

    function __get($name){

        $ret_val = false;

        $splitted_name = preg_split('/__/', $name);

        if(count($splitted_name)>1){

            $request_type = $splitted_name[0];
            $variable = $splitted_name[1];

            switch($request_type){
                case 'POST':{
                    
                    if(isset($_POST[$variable])){
                       if(!empty($_POST[$variable]))
                       $ret_val = $_POST[$variable];
                    }

                    break;
                }
                case 'GET':{

                    if(isset($_GET[$variable])){
                       if(!empty($_GET[$variable]))
                       $ret_val = $_GET[$variable];
                    }

                    break;
                }
                case 'FILES':{

                    if(isset($_FILES[$variable])){
                       if(!empty($_FILES[$variable])){
                          $ret_val = $_FILES[$variable];
                       }
                    }

                    break;
                }
                

            }
        }
        else{
            
            if(isset($_POST[$name])){
               if(!empty($_POST[$name])){
                   $ret_val = $_POST[$name];
               }
            }
            elseif(isset($_GET[$name])){
               if(!empty($_GET[$name])){
                   $ret_val = $_GET[$name];
               }
            }
            elseif(isset($_FILES[$variable])){
               if(!empty($_FILES[$variable])){
                   $ret_val = $_FILES[$variable];
               }
            }

        }

        return $this->filter($ret_val);
    }
    
    function __call($method, $args){
        // This function is for filtering request array with regular expression.
        switch($method){
            
            CASE 'POST':{
                
                if(isset($_POST)){
                    if(!empty($_POST)){
                        $ret_array = array();
                        foreach($_POST as $index=>$val){
                            if(preg_match($args[0], $index)){
                                $ret_array[$index] = $val;
                            }
                        }
                                    
                    }
                } 
                
                break;
            }
            
            CASE 'GET':{
                
                if(isset($_GET)){
                    if(!empty($_GET)){
                        $ret_array = array();
                        foreach($_GET as $index=>$val){
                            if(preg_match($args[0], $index)){
                                $ret_array[$index] = $val;
                            }
                        }
                    }
                } 
                
                break;
            }
            
            CASE 'REQUEST':{
                // Find the request type
                if(isset($_POST)){
                    if(!empty($_POST)){
                        $ret_array = $this->POST($args[0]);         
                    }
                }
                elseif(isset($_GET)){
                    if(!empty($_GET)){
                        $ret_array = $this->GET($args[0]);
                    }
                } 
                
                break;
            }
            
        }
        
        return $ret_array;
    }

    function filter($data){
        
        /*
         * TODO: Find the best way of filtering data
         */
        if(is_array($data)){
            foreach($data as $key=>$val)
            $data[$key] = $this->filter($val);
        }
        else{
           $data = trim($data);

           if(get_magic_quotes_gpc()){
              $data = stripslashes($data);
           }

           $data = mysql_real_escape_string($data);
        }

        return $data;
    }
    
}

?>