Viewing file: Config.php (7.07 KB) -rwxr-xr-x Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 * @filesource */
// ------------------------------------------------------------------------
/** * CodeIgniter Config Class * * This class contains functions that enable config files to be managed * * @package CodeIgniter * @subpackage Libraries * @category Libraries * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/config.html */ class CI_Config {
var $config = array(); var $is_loaded = array(); var $_config_paths = array(APPPATH);
/** * Constructor * * Sets the $config data from the primary config.php file as a class variable * * @access public * @param string the config file name * @param boolean if configuration values should be loaded into their own section * @param boolean true if errors should just return false, false if an error message should be displayed * @return boolean if the file was successfully loaded or not */ function __construct() { $this->config =& get_config(); log_message('debug', "Config Class Initialized");
// Set the base_url automatically if none was provided if ($this->config['base_url'] == '') { if (isset($_SERVER['HTTP_HOST'])) { $base_url = isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off' ? 'https' : 'http'; $base_url .= '://'. $_SERVER['HTTP_HOST']; $base_url .= str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']); }
else { $base_url = 'http://localhost/'; }
$this->set_item('base_url', $base_url); } }
// --------------------------------------------------------------------
/** * Load Config File * * @access public * @param string the config file name * @param boolean if configuration values should be loaded into their own section * @param boolean true if errors should just return false, false if an error message should be displayed * @return boolean if the file was loaded correctly */ function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) { $file = ($file == '') ? 'config' : str_replace(EXT, '', $file); $found = FALSE; $loaded = FALSE;
foreach ($this->_config_paths as $path) { $check_locations = defined('ENVIRONMENT') ? array(ENVIRONMENT.'/'.$file, $file) : array($file);
foreach ($check_locations as $location) { $file_path = $path.'config/'.$location.EXT;
if (in_array($file_path, $this->is_loaded, TRUE)) { $loaded = TRUE; continue 2; }
if (file_exists($file_path)) { $found = TRUE; break; } }
if ($found === FALSE) { continue; }
include($file_path);
if ( ! isset($config) OR ! is_array($config)) { if ($fail_gracefully === TRUE) { return FALSE; } show_error('Your '.$file_path.' file does not appear to contain a valid configuration array.'); }
if ($use_sections === TRUE) { if (isset($this->config[$file])) { $this->config[$file] = array_merge($this->config[$file], $config); } else { $this->config[$file] = $config; } } else { $this->config = array_merge($this->config, $config); }
$this->is_loaded[] = $file_path; unset($config);
$loaded = TRUE; log_message('debug', 'Config file loaded: '.$file_path); }
if ($loaded === FALSE) { if ($fail_gracefully === TRUE) { return FALSE; } show_error('The configuration file '.$file.EXT.' does not exist.'); }
return TRUE; }
// --------------------------------------------------------------------
/** * Fetch a config file item * * * @access public * @param string the config item name * @param string the index name * @param bool * @return string */ function item($item, $index = '') { if ($index == '') { if ( ! isset($this->config[$item])) { return FALSE; }
$pref = $this->config[$item]; } else { if ( ! isset($this->config[$index])) { return FALSE; }
if ( ! isset($this->config[$index][$item])) { return FALSE; }
$pref = $this->config[$index][$item]; }
return $pref; }
// --------------------------------------------------------------------
/** * Fetch a config file item - adds slash after item * * The second parameter allows a slash to be added to the end of * the item, in the case of a path. * * @access public * @param string the config item name * @param bool * @return string */ function slash_item($item) { if ( ! isset($this->config[$item])) { return FALSE; }
return rtrim($this->config[$item], '/').'/'; }
// --------------------------------------------------------------------
/** * Site URL * * @access public * @param string the URI string * @return string */ function site_url($uri = '') { if ($uri == '') { return $this->slash_item('base_url').$this->item('index_page'); }
if ($this->item('enable_query_strings') == FALSE) { if (is_array($uri)) { $uri = implode('/', $uri); }
$index = $this->item('index_page') == '' ? '' : $this->slash_item('index_page'); $suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix'); return $this->slash_item('base_url').$index.trim($uri, '/').$suffix; } else { if (is_array($uri)) { $i = 0; $str = ''; foreach ($uri as $key => $val) { $prefix = ($i == 0) ? '' : '&'; $str .= $prefix.$key.'='.$val; $i++; }
$uri = $str; }
return $this->slash_item('base_url').$this->item('index_page').'?'.$uri; } }
// --------------------------------------------------------------------
/** * System URL * * @access public * @return string */ function system_url() { $x = explode("/", preg_replace("|/*(.+?)/*$|", "\\1", BASEPATH)); return $this->slash_item('base_url').end($x).'/'; }
// --------------------------------------------------------------------
/** * Set a config file item * * @access public * @param string the config item key * @param string the config item value * @return void */ function set_item($item, $value) { $this->config[$item] = $value; }
// --------------------------------------------------------------------
/** * Assign to Config * * This function is called by the front controller (CodeIgniter.php) * after the Config class is instantiated. It permits config items * to be assigned or overriden by variables contained in the index.php file * * @access private * @param array * @return void */ function _assign_to_config($items = array()) { if (is_array($items)) { foreach ($items as $key => $val) { $this->set_item($key, $val); } } } }
// END CI_Config class
/* End of file Config.php */ /* Location: ./system/core/Config.php */
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