<?php
//
// +---------------------------------------------------------------------------+
// | Nitro :: Config                                                           |
// +---------------------------------------------------------------------------+
// | Copyright (c) 2003 June Systems BV                                        |
// +---------------------------------------------------------------------------+
// | This source file is copyrighted by June Systems BV, the Netherlands       |
// | If you would like to use this file in your projects, please contact       |
// | hide@address.com                                                     |
// +---------------------------------------------------------------------------+
// | Authors: Siggi Oskarsson <hide@address.com>                          |
// +---------------------------------------------------------------------------+
//
// $Id: Config.inc.php 229 2008-04-17 09:20:31Z oli $
//
// This file contains the config loader for Nitro
//

/**
 * This file contains the configuration class of Nitro
 *
 * @package	Nitro
 * @subpackage	Base
 * @author 		Siggi Oskarsson
 * @version 	$Revision: 1.6 $
 * @copyright	2004 June Systems BV
 */

/**
 * NitroConfig class
 *
 * @package	Nitro
 * @subpackage	Base
 */
class NitroConfig {
	var $ConfigFile;
	var $CONF;
	var $isLoaded;

	function NitroConfig($ConfigFile) {
		DebugGroup("Config", "Init", "Init config file", __FILE__, __LINE__, DEBUG_APPL_OK);
		// Determine whether ini file exists and load it if it does
		if (file_exists($ConfigFile)) {
			$this->ConfigFile = $ConfigFile;
			$this->LoadConfigFile();
			//if ($this->CONF["Debug"]["debug_level"]) define("NITRO_DEBUG", $this->CONF["Debug"]["debug_level"]);
			//else define("NITRO_DEBUG", 0);
		} else {
			$this->Error = "Config file does not exist";
			$this->ConfigFile = FALSE; 
		}
		DebugCloseGroup(DEBUG_APPL_OK);
	}
	
	function LoadConfigFile() {
		DebugGroup("Config", "LoadConfigFile", "Load and parse config file", __FILE__, __LINE__, DEBUG_APPL_OK);
		if ($this->ConfigFile) {
			$ConfigStat = stat($this->ConfigFile);
			if ($_SESSION["NitroCacheConfig"][$this->ConfigFile]["Stat"] == $ConfigStat[9]) {
				// config not changed, using session cache
				$this->CONF = $_SESSION["NitroCacheConfig"][$this->ConfigFile]["CONF"];
				$this->isLoaded = TRUE;
				Debug("Config", "LoadConfigFile", "Config cache found and used", __FILE__, __LINE__, DEBUG_APPL_OK);
			} else {
				if ($this->CONF = parse_ini_file($this->ConfigFile, TRUE)) {
					$_SESSION["NitroCacheConfig"][$this->ConfigFile]["Stat"] = $ConfigStat[9];
					$_SESSION["NitroCacheConfig"][$this->ConfigFile]["CONF"] = $this->CONF;
					$this->isLoaded = TRUE;
					Debug("Config", "LoadConfigFile", "Config cache not up2date, loaded new", __FILE__, __LINE__, DEBUG_APPL_OK);
				} else {
					unset($_SESSION["NitroCacheConfig"][$this->ConfigFile]);
					$this->Error = "Failed parsing ini file";
					$this->isLoaded = FALSE;
					Debug("Config", "LoadConfigFile", "Config file not found", __FILE__, __LINE__, DEBUG_APPL_ERR);
				}
			}
		} else {
			$this->Error = "Config file does not exist";
		}
		DebugCloseGroup(DEBUG_APPL_OK);
	}
	
	function GetErrorFile() {
		if ($this->CONF["Paths"]["ErrorFile"]) {
			return $this->CONF["Paths"]["ErrorFile"];
		} else {
			return FALSE;
		}
	}
	
	function GetValue ($Directive) {
		
	}
}
?>