<?

/**
 *  extend CI log class to add extra log level "CMS"
 */

class MY_Log extends CI_Log {
	
	var $_levels	= array('CMS'=> '-1', 'ERROR' => '1', 'DEBUG' => '2',  'INFO' => '3', 'ALL' => '4');


	/**
	 * Write Log File
	 *
	 * Generally this function will be called using the global log_message() function
	 *
	 * @access	public
	 * @param	string	the error level
	 * @param	string	the error message
	 * @param	bool	whether the error is a native PHP error
	 * @return	bool
	 */		
	function write_log($level = 'error', $msg, $php_error = FALSE)
	{		

		if ($this->_enabled === FALSE)
		{
			return FALSE;
		}
		
		$level = strtoupper($level);
		
		if ( ! isset($this->_levels[$level]) OR ($this->_levels[$level] > $this->_threshold))
		{
			return FALSE;
		}
	
		$filepath = $this->log_path.'log-'.date('Y-m-d').EXT;
		$message  = '';
		
		if ( ! file_exists($filepath))
		{
			$message .= "<"."?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed'); ?".">\n\n";
		}
			
		if ( ! $fp = @fopen($filepath, FOPEN_WRITE_CREATE))
		{
			return FALSE;
		}

		$message .= $level.' '.(($level == 'INFO' OR $level == 'CMS') ? '  -' : '-').' '.date($this->_date_fmt). ' --> '.$msg."\n";
		
		flock($fp, LOCK_EX);	
		fwrite($fp, $message);
		flock($fp, LOCK_UN);
		fclose($fp);
	
		@chmod($filepath, FILE_WRITE_MODE); 		
		return TRUE;
	}	
	
}?>