<?php

namespace appl  ;
 
class View
{
    protected $_file;
    protected $_data = array();
     
    public function __construct($template)
    {
        $file = 'template/'.strtolower($template).'.tpl' ;
        if ( file_exists($file) )  
         { $this->_file =  $file ; }
        else 
         { throw new Exception("Template " . $file . " doesn't exist.") ; }
    }
     
    public function __set($key, $value)
    {
        $this->_data[$key] = $value;
    }
     
    public function __get($key) 
    {
        return $this->_data[$key];
    }
     
    public function __toString()
    {         
        extract($this->_data);
        ob_start();
        include($this->_file);
        $output = ob_get_contents();
        ob_end_clean();
        return $output;
    }
}

?>