<?php
	require_once(dirname(__FILE__).'/../../../param/parameters.php');
	/**
	* log class   (SINGLETON see http://en.wikipedia.org/wiki/Singleton_pattern)
	*
	* Creates daily logs in log folder.
	* Sample: 
	* Log::fGetInstance()->fLog(Log::$TYPE['info'] ,__CLASS__,  'info message');				
	* Log::fGetInstance()->fLog(Log::$TYPE['warning'] ,__CLASS__,  'warning message');				
	* Log::fGetInstance()->fLog(Log::$TYPE['error'] ,__CLASS__,  'error message');				
	* 
	* @author Olivier G <hide@address.com>
	* @version 1.0
	* @license http://opensource.org/licenses/gpl-license.php GNU Public License
	* @link http://gemibloo.fr
	*/	
	class Log{
		public static $TYPE = array('info'=>'info', 'warning'=>'warning', 'error'=>'error');
		
		private static $_instance;
		private $_handle;
		/**
		* __construct
		*/
		private function __construct() {
			$filename = dirname(__FILE__).'/../../../log/Gemibloo_'.date('Ymd').'.log';
			$this->_handle = fopen($filename, 'a');
		}
		/**
		* __destruct
		*/
		function __destruct() {
			if(FALSE !== $this->_handle){
				fclose($this->_handle);
				$this->_handle = NULL;
			}
		}
		/**
		* __clone
		*/
		private function __clone() {}
		
		/**
		* fGetInstance method
		*/
		public static function fGetInstance() 
		{
			if (!isset(self::$_instance)) {
				$c = __CLASS__;
				self::$_instance = new $c;
			}
			return self::$_instance;
		}//getInstance	
		/**
		* fLog method
		*/
		public function fLog($aType, $aSource, $aContent){
			if( (FALSE !== $this->_handle) && ( TRUE === array_key_exists($aType,self::$TYPE) ) )
				fwrite  ($this->_handle, date('Ymj-H:m:s')."\t".strtoupper($aType)."\t".$aSource."\t".$aContent."\n");
		}
	}//Plugin
?>