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do not touch system core files
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Claude
parent
71a0272ae6
commit
90c2d7f681
379
htdocs/application/core/Config.php
Normal file
379
htdocs/application/core/Config.php
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@ -0,0 +1,379 @@
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 5.1.6 or newer
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*
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* @package CodeIgniter
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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* @since Version 1.0
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* CodeIgniter Config Class
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*
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* This class contains functions that enable config files to be managed
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*
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* @package CodeIgniter
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* @subpackage Libraries
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* @category Libraries
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* @author ExpressionEngine Dev Team
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* @link http://codeigniter.com/user_guide/libraries/config.html
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*/
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class CI_Config {
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/**
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* List of all loaded config values
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*
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* @var array
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*/
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var $config = array();
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/**
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* List of all loaded config files
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*
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* @var array
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*/
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var $is_loaded = array();
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/**
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* List of paths to search when trying to load a config file
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*
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* @var array
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*/
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var $_config_paths = array(APPPATH);
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/**
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* Constructor
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*
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* Sets the $config data from the primary config.php file as a class variable
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*
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* @access public
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* @param string the config file name
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* @param boolean if configuration values should be loaded into their own section
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* @param boolean true if errors should just return false, false if an error message should be displayed
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* @return boolean if the file was successfully loaded or not
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*/
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function __construct()
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{
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$this->config =& get_config();
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log_message('debug', "Config Class Initialized");
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// Set the base_url automatically if none was provided
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if ($this->config['base_url'] == '')
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{
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if (isset($_SERVER['HTTP_HOST']))
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{
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$base_url = isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off' ? 'https' : 'http';
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$base_url .= '://'. $_SERVER['HTTP_HOST'];
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$base_url .= str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']);
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}
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else
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{
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$base_url = 'http://localhost/';
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}
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$this->set_item('base_url', $base_url);
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}
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}
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// --------------------------------------------------------------------
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/**
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* Load Config File
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*
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* @access public
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* @param string the config file name
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* @param boolean if configuration values should be loaded into their own section
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* @param boolean true if errors should just return false, false if an error message should be displayed
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* @return boolean if the file was loaded correctly
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*/
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function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE)
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{
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$file = ($file == '') ? 'config' : str_replace('.php', '', $file);
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$found = FALSE;
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$loaded = FALSE;
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$check_locations = defined('ENVIRONMENT')
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? array(ENVIRONMENT.'/'.$file, $file)
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: array($file);
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foreach ($this->_config_paths as $path)
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{
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foreach ($check_locations as $location)
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{
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$file_path = $path.'config/'.$location.'.php';
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if (in_array($file_path, $this->is_loaded, TRUE))
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{
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$loaded = TRUE;
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continue 2;
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}
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if (file_exists($file_path))
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{
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$found = TRUE;
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break;
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}
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}
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if ($found === FALSE)
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{
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continue;
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}
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include($file_path);
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if ( ! isset($config) OR ! is_array($config))
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{
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if ($fail_gracefully === TRUE)
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{
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return FALSE;
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}
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show_error('Your '.$file_path.' file does not appear to contain a valid configuration array.');
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}
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if ($use_sections === TRUE)
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{
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if (isset($this->config[$file]))
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{
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$this->config[$file] = array_merge($this->config[$file], $config);
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}
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else
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{
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$this->config[$file] = $config;
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}
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}
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else
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{
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$this->config = array_merge($this->config, $config);
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}
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$this->is_loaded[] = $file_path;
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unset($config);
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$loaded = TRUE;
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log_message('debug', 'Config file loaded: '.$file_path);
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break;
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}
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if ($loaded === FALSE)
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{
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if ($fail_gracefully === TRUE)
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{
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return FALSE;
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}
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show_error('The configuration file '.$file.'.php does not exist. Please copy '.$file.'.php.dist to '.$file.'.php and make the changes as needed and refresh the page.');
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}
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return TRUE;
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}
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// --------------------------------------------------------------------
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/**
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* Fetch a config file item
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*
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*
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* @access public
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* @param string the config item name
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* @param string the index name
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* @param bool
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* @return string
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*/
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function item($item, $index = '')
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{
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if ($index == '')
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{
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if ( ! isset($this->config[$item]))
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{
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return FALSE;
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}
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$pref = $this->config[$item];
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}
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else
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{
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if ( ! isset($this->config[$index]))
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{
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return FALSE;
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}
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if ( ! isset($this->config[$index][$item]))
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{
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return FALSE;
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}
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$pref = $this->config[$index][$item];
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}
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return $pref;
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}
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// --------------------------------------------------------------------
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/**
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* Fetch a config file item - adds slash after item (if item is not empty)
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*
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* @access public
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* @param string the config item name
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* @param bool
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* @return string
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*/
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function slash_item($item)
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{
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if ( ! isset($this->config[$item]))
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{
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return FALSE;
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}
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if( trim($this->config[$item]) == '')
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{
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return '';
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}
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return rtrim($this->config[$item], '/').'/';
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}
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// --------------------------------------------------------------------
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/**
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* Site URL
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* Returns base_url . index_page [. uri_string]
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*
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* @access public
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* @param string the URI string
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* @return string
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*/
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function site_url($uri = '')
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{
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if ($uri == '')
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{
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return $this->slash_item('base_url').$this->item('index_page');
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}
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if ($this->item('enable_query_strings') == FALSE)
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{
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$suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix');
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return $this->slash_item('base_url').$this->slash_item('index_page').$this->_uri_string($uri).$suffix;
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}
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else
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{
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return $this->slash_item('base_url').$this->item('index_page').'?'.$this->_uri_string($uri);
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}
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}
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// -------------------------------------------------------------
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/**
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* Base URL
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* Returns base_url [. uri_string]
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*
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* @access public
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* @param string $uri
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* @return string
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*/
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function base_url($uri = '')
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{
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return $this->slash_item('base_url').ltrim($this->_uri_string($uri), '/');
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}
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// -------------------------------------------------------------
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/**
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* Build URI string for use in Config::site_url() and Config::base_url()
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*
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* @access protected
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* @param $uri
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* @return string
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*/
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protected function _uri_string($uri)
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{
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if ($this->item('enable_query_strings') == FALSE)
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{
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if (is_array($uri))
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{
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$uri = implode('/', $uri);
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}
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$uri = trim($uri, '/');
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}
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else
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{
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if (is_array($uri))
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{
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$i = 0;
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$str = '';
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foreach ($uri as $key => $val)
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{
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$prefix = ($i == 0) ? '' : '&';
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$str .= $prefix.$key.'='.$val;
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$i++;
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}
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$uri = $str;
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}
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}
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return $uri;
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}
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// --------------------------------------------------------------------
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/**
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* System URL
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*
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* @access public
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* @return string
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*/
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function system_url()
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{
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$x = explode("/", preg_replace("|/*(.+?)/*$|", "\\1", BASEPATH));
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return $this->slash_item('base_url').end($x).'/';
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}
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// --------------------------------------------------------------------
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/**
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* Set a config file item
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*
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* @access public
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* @param string the config item key
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* @param string the config item value
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* @return void
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*/
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function set_item($item, $value)
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{
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$this->config[$item] = $value;
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}
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// --------------------------------------------------------------------
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/**
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* Assign to Config
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*
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* This function is called by the front controller (CodeIgniter.php)
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* after the Config class is instantiated. It permits config items
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* to be assigned or overriden by variables contained in the index.php file
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*
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* @access private
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* @param array
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* @return void
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*/
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function _assign_to_config($items = array())
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{
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if (is_array($items))
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{
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foreach ($items as $key => $val)
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{
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$this->set_item($key, $val);
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}
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}
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}
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}
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// END CI_Config class
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/* End of file Config.php */
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/* Location: ./system/core/Config.php */
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@ -168,7 +168,7 @@ class CI_Config {
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{
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return FALSE;
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}
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show_error('The configuration file '.$file.'.php does not exist. Please copy '.$file.'.php.dist to '.$file.'.php and make the changes as needed and refresh the page.');
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show_error('The configuration file '.$file.'.php does not exist.');
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}
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return TRUE;
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