/**
* Validate our comparison object
* @param FilterInterface $condition
* @param string $segmentName
* @return void
* @throws RuntimeException
*/
private function validateComparison(FilterInterface $condition, $segmentName)
{
if ($condition instanceof Truth) {
throw new RuntimeException('The segment ' . $segmentName . ' is not a default node, but has an "always true" condition.');
}
$contextKey = $condition->getContextKey();
if (!strlen($contextKey)) {
throw new RuntimeException('The segment ' . $segmentName . ' has an empty or invalid context key.');
}
}
/**
* Evaluate our condition and return the boolean result
* @return boolean
*/
public function evaluateCondition()
{
if (isset($this->condition)) {
return $this->condition->evaluate();
}
return true;
}
