/**
* Returns the language list
*
* @param string $index Optional, defaults to 'name'
* could be name or short.
* @return array of languages
*/
public static function getLanguages($index = 'name')
{
if (!in_array($index, array('name', 'short', 'all'))) {
throw new InvalidArgumentException($index . ' is not a valid language offset');
}
if (!isset(self::$Languages)) {
$parser = new INIConfigurationParser();
$parser->loadFile(BUSINESS . 'conf/langs.ini');
$parser->parse();
$languages = $parser->getConfigs();
if ('all' == $index) {
self::$Languages = $languages;
} else {
foreach ($languages as $key => $language) {
self::$Languages[$key] = $language[$index];
}
}
}
return self::$Languages;
}