/**
* Autoload the helper file for a helper function
*
* @param string $functionName
* @return void
*/
public static function autoloadHelper($functionName)
{
if (is_null(self::$_helperAutoloadCache)) {
self::$_helperAutoloadCache = sfSympalContext::getInstance()->getSympalConfiguration()->getCache()->getHelperAutoload();
}
if (isset(self::$_helperAutoloadCache[$functionName])) {
require_once self::$_helperAutoloadCache[$functionName];
} else {
throw new sfException('Could not autoload helper for function "' . $functionName . '"');
}
}
