freenetis-github/system/core/Config.php @ 2d16f2ee
| 8baed187 | Michal Kliment | <?php defined('SYSPATH') or die('No direct script access.');
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/**
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* Loads configuration files and retrieves keys. This class is declared as final.
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*
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* $Id: Config.php 1694 2008-01-10 04:21:56Z zombor $
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*
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* @package Core
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* @author Kohana Team
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* @copyright (c) 2007 Kohana Team
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* @license http://kohanaphp.com/license.html
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*/
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final class Config
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{
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/**
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* Entire configuration
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*
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* @var array
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*/
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private static $cache;
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/**
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* Default variables
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*
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* @var array
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*/
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private static $default_variables = array
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(
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// default site lang is czech
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'lang' => 'cs',
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// default locale is czech
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'language' => 'cs_CZ',
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// allowed site loacles
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'allowed_locales' => array
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(
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'cs' => 'cs_CZ',
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'en' => 'en_US',
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),
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// allow to overide config properties
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'allow_config_set' => TRUE,
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// logging disabled by default
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'log_threshold' => 0,
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);
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/**
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* Include paths
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*
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* @var array
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*/
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private static $include_paths = array();
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/**
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* Get a config item or group.
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*
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* @param string $key
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* @param boolean $slash
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* @param boolean $required
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* @return string
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*/
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public static function get($key, $slash = FALSE, $required = TRUE)
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{
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// config.php loading
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if (self::$cache === NULL)
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{
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// Invalid config file
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| c1bdc1c4 | Michal Kliment | if (file_exists(DOCROOT . 'config' . EXT))
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| 8baed187 | Michal Kliment | {
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| c1bdc1c4 | Michal Kliment | require(DOCROOT . 'config' . EXT);
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| 8baed187 | Michal Kliment | }
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if (!isset($config))
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{
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$config = array();
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}
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// Load config into self
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self::$cache = $config;
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self::include_paths(TRUE);
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}
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// load from chache
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if (isset(self::$cache[$key]))
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{
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return self::$cache[$key];
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}
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// load from static variables
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if (isset(self::$default_variables[$key]))
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{
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return self::$default_variables[$key];
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}
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// not founded
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return '';
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}
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/**
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* Sets a configuration item, if allowed.
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*
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* @param string config key string
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* @param string config value
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* @return boolean
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*/
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public static function set($key, $value)
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{
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// Config setting must be enabled
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if (Config::get('allow_config_set') == FALSE)
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{
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Log::add('debug', 'Config::set was called, but your configuration file does not allow setting.');
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return FALSE;
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}
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// Empty keys and allow_set cannot be set
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if (empty($key) OR $key == 'allow_config_set')
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return FALSE;
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// Do this to make sure that the config array is already loaded
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Config::get($key);
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self::$cache[$key] = $value;
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return TRUE;
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}
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/**
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* Get all include paths.
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*
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* @param boolean re-process the include paths
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* @return array include paths, APPPATH first
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*/
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public static function include_paths($process = FALSE)
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{
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if ($process == TRUE)
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{
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// Start setting include paths, APPPATH first
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self::$include_paths = array(APPPATH);
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// Finish setting include paths by adding SYSPATH
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self::$include_paths[] = SYSPATH;
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}
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return self::$include_paths;
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}
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}
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// End Config
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