diff options
Diffstat (limited to 'system/libraries/Log.php')
-rw-r--r-- | system/libraries/Log.php | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/system/libraries/Log.php b/system/libraries/Log.php new file mode 100644 index 000000000..d8a07a9dd --- /dev/null +++ b/system/libraries/Log.php @@ -0,0 +1,117 @@ +<?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) 2008 - 2009, 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 + */ + 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, FOPEN_WRITE_CREATE)) + { + 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, FILE_WRITE_MODE); + return TRUE; + } + +} +// END Log Class + +/* End of file Log.php */ +/* Location: ./system/libraries/Log.php */
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