+ public function getAlias(): string {
+ return RapsysAirBundle::getAlias();
+ }
+
+ /**
+ * The function that parses the array to flatten it into a one level depth array
+ *
+ * @param $array The config values array
+ * @param $path The current key path
+ * @param $depth The maxmium depth
+ * @param $sep The separator string
+ * @param $skip The skipped paths array
+ */
+ protected function flatten($array, $path = '', $depth = 10, $sep = '.', $skip = []) {
+ //Init res
+ $res = array();
+
+ //Detect numerical only array
+ //count(array_filter($array, function($k) { return !is_numeric($k); }, ARRAY_FILTER_USE_KEY)) == 0
+ //array_reduce(array_keys($array), function($c, $k) { return $c += !is_numeric($k); }, 0)
+
+ //Flatten hashed array until depth reach zero
+ if ($depth && is_array($array) && $array !== [] && !in_array($path, $skip)) {
+ foreach($array as $k => $v) {
+ $sub = $path ? $path.$sep.$k:$k;
+ $res += $this->flatten($v, $sub, $depth - 1, $sep, $skip);
+ }
+ //Pass scalar value directly
+ } else {
+ $res[$path] = $array;
+ }
+
+ //Return result
+ return $res;