/**
* Normalizes the given token.
*
* If $tokenIsParameterValue equals to FALSE, the given token is expected to
* be a primary type, a sub type or a parameter name.
*
* @param string $token The token to normalize
* @param bool $tokenIsParameterValue Whether the given token is a parameter value
* @return string
*/
public static function normalizeToken($token, $tokenIsParameterValue = false)
{
return $tokenIsParameterValue ? StringUtil::dequote(self::stripComments($token)) : StringUtil::toLowerCase(self::stripComments($token));
}
/**
* Returns the value of the argument with the given name.
*
* Throws an exception in case no argument exists with the given name.
*
* @param string $argumentName Name of the argument to return the value of
* @param bool $dequote Whether to remove surrounding quotes from the argument value
* @throws \Ableron\Core\Exception\SystemException
* @return string|int
*/
public function getArgument($argumentName, $dequote = true)
{
// check whether argument exists
if (!$this->arguments->containsKey($argumentName)) {
throw new SystemException(sprintf('Unable to read argument "%s" of tag "{%s}" - Tag does not contain requested argument!', $argumentName, $this->getTagDeclaration()), 0, E_USER_ERROR, __FILE__, __LINE__);
}
// read value of the requested argument
$argument = $this->arguments->get($argumentName);
// return the requested argument
return $dequote && is_string($argument) ? StringUtil::dequote($argument) : $argument;
}
