87 lines
2 KiB
PHP
87 lines
2 KiB
PHP
<?php
|
|
/**
|
|
* Class and Function List:
|
|
* Function list:
|
|
* - pick_language()
|
|
* Classes list:
|
|
*/
|
|
defined('BASEPATH') OR exit('No direct script access allowed.');
|
|
/**
|
|
* Determines the language to use.
|
|
*
|
|
* This is called from the Codeigniter hook system.
|
|
* The hook is defined in application/config/hooks.php
|
|
*/
|
|
|
|
function pick_language()
|
|
{
|
|
require APPPATH . '/config/language.php';
|
|
|
|
// Re-populate $_GET
|
|
parse_str($_SERVER['QUERY_STRING'], $_GET);
|
|
|
|
// Lang set in URL via ?lang=something
|
|
|
|
if (!empty($_GET['lang']))
|
|
{
|
|
|
|
// Turn en-gb into en
|
|
$lang = strtolower(substr($_GET['lang'], 0, 2));
|
|
}
|
|
|
|
// Lang has already been set and is stored in a session
|
|
elseif (!empty($_SESSION['lang_code']))
|
|
{
|
|
$lang = $_SESSION['lang_code'];
|
|
}
|
|
|
|
// Lang has is picked by a user.
|
|
elseif (!empty($_COOKIE['lang_code']))
|
|
{
|
|
$lang = strtolower($_COOKIE['lang_code']);
|
|
}
|
|
|
|
// Still no Lang. Lets try some browser detection then
|
|
elseif (!empty($_SERVER['HTTP_ACCEPT_LANGUAGE']))
|
|
{
|
|
|
|
// explode languages into array
|
|
$accept_langs = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
|
|
$supported_languages = $config['supported_languages'];
|
|
|
|
// Check them all, until we find a match
|
|
foreach ($accept_langs as $al)
|
|
{
|
|
|
|
// Check its in the array. If so, break the loop, we have one!
|
|
foreach ($supported_languages as $i => $l)
|
|
{
|
|
|
|
if ($al == $l['codes'][2])
|
|
{
|
|
$lang = $i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// If no language has been worked out - or it is not supported - use the default
|
|
|
|
if (empty($lang) OR !array_key_exists($lang, $config['supported_languages']))
|
|
{
|
|
$lang = $config['language'];
|
|
}
|
|
|
|
// Whatever we decided the lang was, save it for next time to avoid working it out again
|
|
$_SESSION['lang_code'] = $lang;
|
|
|
|
// Load CI config class
|
|
$CI_config = & load_class('Config');
|
|
|
|
// Set the language config. Selects the folder name from its key of 'en'
|
|
$CI_config->set_item('language', $config['supported_languages'][$lang]['folder']);
|
|
|
|
// Sets a constant to use throughout ALL of CI.
|
|
define('AUTO_LANGUAGE', $lang);
|
|
}
|