<?php
/*
 * Copyright 2008 Marc Mongenet
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

function log_error($message, $level_limit, $level = LOG_WARNING) {
	# Levels from syslog() limit constants (and Apache HTTPD, server/log.c).
	static $level_names = array(
		LOG_EMERG   => 'emerg',
		LOG_ALERT   => 'alert',
		LOG_CRIT    => 'crit',
		LOG_ERR     => 'error',
		LOG_WARNING => 'warn',
		LOG_NOTICE  => 'notice',
		LOG_INFO    => 'info',
		LOG_DEBUG   => 'debug'
	);
	if ($level <= $level_limit) {
		error_log('phpW2ML ['.$level_names[$level].']: '.$message, 0);
	}
}


function w2ml_level_name_to_number($level_name) {
	# W2ML log levels mapped to syslog() log levels.
	static $level_numbers = array(
		'emergency'   => LOG_EMERG,
		'alert'       => LOG_ALERT,
		'critical'    => LOG_CRIT,
		'error'       => LOG_ERR,
		'warning'     => LOG_WARNING,
		'notice'      => LOG_NOTICE,
		'information' => LOG_INFO,
		'debug'       => LOG_DEBUG,
		''            => DEFAULT_LOG_LIMIT
	);
	if (is_string($level_name) && array_key_exists($level_name, $level_numbers)) {
		return $level_numbers[$level_name];
	}
	return NULL;
}

?>