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;
}