/**
* Extracts relationship inclusions from an array of query params.
*
* @param array $params
* @return self
*/
private function extractInclusions(array $params)
{
if (false === $this->issetNotEmpty(self::PARAM_INCLUSIONS, $params)) {
if (true === $this->config->includeAllByDefault()) {
$this->inclusions = ['*' => true];
}
return $this;
}
$inclusions = explode(',', $params[self::PARAM_INCLUSIONS]);
foreach ($inclusions as $inclusion) {
if (false !== stristr($inclusion, '.')) {
throw RestException::invalidParamValue(self::PARAM_INCLUSIONS, sprintf('Inclusion via a relationship path, e.g. "%s" is currently not supported.', $inclusion));
}
$this->inclusions[$inclusion] = true;
}
return $this;
}
