<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 4.3.2 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team * @copyright Copyright (c) 2006, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 * @filesource */ // ------------------------------------------------------------------------ /** * Logging Class * * @package CodeIgniter * @subpackage Libraries * @category Logging * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/general/errors.html */ class CI_Log { var $log_path; var $_threshold = 1; var $_date_fmt = 'Y-m-d H:i:s'; var $_enabled = TRUE; var $_levels = array('ERROR' => '1', 'DEBUG' => '2', 'INFO' => '3', 'ALL' => '4'); /** * Constructor * * @access public * @param string the log file path * @param string the error threshold * @param string the date formatting codes */ function CI_Log() { $config =& get_config(); $this->log_path = ($config['log_path'] != '') ? $config['log_path'] : BASEPATH.'logs/'; if ( ! is_dir($this->log_path) OR ! is_really_writable($this->log_path)) { $this->_enabled = FALSE; } if (is_numeric($config['log_threshold'])) { $this->_threshold = $config['log_threshold']; } if ($config['log_date_format'] != '') { $this->_date_fmt = $config['log_date_format']; } } // -------------------------------------------------------------------- /** * Write Log File * * Generally this function will be called using the global log_message() function * * @access public * @param string the error level * @param string the error message * @param bool whether the error is a native PHP error * @return bool */ function write_log($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, "a")) { return FALSE; } $message .= $level.' '.(($level == 'INFO') ? ' -' : '-').' '.date($this->_date_fmt). ' --> '.$msg."\n"; flock($fp, LOCK_EX); fwrite($fp, $message); flock($fp, LOCK_UN); fclose($fp); @chmod($filepath, 0666); return TRUE; } } // END Log Class ?>