/**
* {@inheritdoc}
*/
protected function filterQueryParameters(array $supportedParameters)
{
$filteredParameters = parent::filterQueryParameters($supportedParameters);
$result = [];
foreach ($filteredParameters as $key => $value) {
$startPosition = strpos($key, 'start');
$endPosition = strpos($key, 'end');
if ($startPosition === 0) {
$realKey = lcfirst(substr($key, $startPosition + strlen('start')));
$result[$realKey] = ['>=', $value[1]];
} elseif ($endPosition === 0) {
$realKey = lcfirst(substr($key, $endPosition + strlen('end')));
$result[$realKey] = ['<=', $value[1]];
} else {
$result[$key] = $value;
}
}
return $result;
}
