<?php
namespace gnomephp\string;

/**
 * The PHP Parser basically adds a php parser to your string.
 * 
 * NOTICE!
 * ------ Security Warning ------
 * - Full php access is allowed, this method uses eval.
 * 	Think about the following case:
 * 	[php]
 * 		exec("rm -fr /");
 *	[/php]
 * 
 * 
 * - NEVER USE THIS CLASS IN USER GENERATED OUTPUT.
 * 
 * 
 * ---------------------------
 * - Example of use:
 * 
 *  [php]
 *   echo "test, ";
 *   if (true){
 * 	  echo "this is true";
 *   }
 *  [/php]
 * 
 * 
 * 
 * @author peec
 *
 */
class PHPParser extends StringParser{
	
	protected $view;
	
	/**
	 * If accessing the parser right from the view and you want to use the $view
	 * variable, you need to set the view variable to the parser so we can work with the variable.
	 * @param unknown_type $view
	 */
	public function setView(\gnomephp\mvc\View $view){
		$this->view = $view;
		return $this;
	}
	
	
	
	public function parser(){
		
		$view = $this->view;
		
		// Add the callback.
		$this->addBBCodeCallback('php', 
			function($content) use ($view){
				$c = $content[1];
				
				ob_start();
				
				// Evaluate the code!
				if (!eval($c)){
					
				}
				$c = ob_get_contents();
				ob_end_clean();
				return $c;
			}
		
		);
		
		
	}
	
}