lithium\g11n\Locale::decompose()

public static method

Parses a locale into locale tags. This is the pendant to Locale::compose()`.

Parameters

string $locale
A locale in an arbitrary form (i.e. 'en_US' or 'EN-US').

Returns

array

Parsed language, script, territory and variant tags.

Source

	public static function decompose($locale) {
		$regex  = '(?P<language>[a-z]{2,3})';
		$regex .= '(?:[_-](?P<script>[a-z]{4}))?';
		$regex .= '(?:[_-](?P<territory>[a-z]{2}))?';
		$regex .= '(?:[_-](?P<variant>[a-z]{5,}))?';

		if (!preg_match("/^{$regex}$/i", $locale, $matches)) {
			throw new InvalidArgumentException("Locale `{$locale}` could not be parsed.");
		}
		return array_filter(array_intersect_key($matches, static::$_tags));
	}