<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014 - 2016, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) * @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 1.0.0 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); /** * Language Class * * @package CodeIgniter * @subpackage Libraries * @category Language * @author EllisLab Dev Team * @link https://codeigniter.com/user_guide/libraries/language.html */ class CI_Lang { /** * List of translations * * @var array */ public $language = array(); /** * List of loaded language files * * @var array */ public $is_loaded = array(); /** * Class constructor * * @return void */ public function __construct() { log_message('info', 'Language Class Initialized'); } // -------------------------------------------------------------------- /** * Load a language file * * @param mixed $langfile Language file name * @param string $idiom Language name (english, etc.) * @param bool $return Whether to return the loaded array of translations * @param bool $add_suffix Whether to add suffix to $langfile * @param string $alt_path Alternative path to look for the language file * * @return void|string[] Array containing translations, if $return is set to TRUE */ public function load($langfile, $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '') { if (is_array($langfile)) { foreach ($langfile as $value) { $this->load($value, $idiom, $return, $add_suffix, $alt_path); } return; } $langfile = str_replace('.php', '', $langfile); if ($add_suffix === TRUE) { $langfile = preg_replace('/_lang$/', '', $langfile).'_lang'; } $langfile .= '.php'; if (empty($idiom) OR ! preg_match('/^[a-z_-]+$/i', $idiom)) { $config =& get_config(); $idiom = empty($config['language']) ? 'english' : $config['language']; } if ($return === FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom) { return; } // Load the base file, so any others found can override it $basepath = BASEPATH.'language/'.$idiom.'/'.$langfile; if (($found = file_exists($basepath)) === TRUE) { include($basepath); } // Do we have an alternative path to look in? if ($alt_path !== '') { $alt_path .= 'language/'.$idiom.'/'.$langfile; if (file_exists($alt_path)) { include($alt_path); $found = TRUE; } } else { foreach (get_instance()->load->get_package_paths(TRUE) as $package_path) { $package_path .= 'language/'.$idiom.'/'.$langfile; if ($basepath !== $package_path && file_exists($package_path)) { include($package_path); $found = TRUE; break; } } } if ($found !== TRUE) { show_error('Unable to load the requested language file: language/'.$idiom.'/'.$langfile); } if ( ! isset($lang) OR ! is_array($lang)) { log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile); if ($return === TRUE) { return array(); } return; } if ($return === TRUE) { return $lang; } $this->is_loaded[$langfile] = $idiom; $this->language = array_merge($this->language, $lang); log_message('info', 'Language file loaded: language/'.$idiom.'/'.$langfile); return TRUE; } // -------------------------------------------------------------------- /** * Language line * * Fetches a single line of text from the language array * * @param string $line Language line key * @param bool $log_errors Whether to log an error message if the line is not found * @return string Translation */ public function line($line, $log_errors = TRUE) { $value = isset($this->language[$line]) ? $this->language[$line] : FALSE; // Because killer robots like unicorns! if ($value === FALSE && $log_errors === TRUE) { log_message('error', 'Could not find the language line "'.$line.'"'); } return $value; } }