+ // If it isn't an array yet, make it to one
+ if (!is_int(key($array[$element]))) {
+ $array[$element] = [$array[$element]];
+ }
+
+ $elements = [];
+
+ foreach ($array[$element] as $entry) {
+ if (!is_array($entry)) {
+ $elements[] = $entry;
+ } elseif (isset($entry[$key])) {
+ $elements[] = $entry[$key];
+ } elseif (!empty($entry) || !is_array($entry)) {
+ $elements[] = $entry;
+ }
+ }
+
+ return $elements;
+ }
+
+ /**
+ * @brief Fetches an element from a JSON array
+ *
+ * @param $array
+ * @param $element
+ * @param $key
+ * @param $type
+ * @param $type_value
+ *
+ * @return string fetched element
+ */
+ public static function fetchElement($array, $element, $key = '@id', $type = null, $type_value = null)
+ {
+ if (empty($array)) {
+ return null;
+ }
+
+ if (!isset($array[$element])) {
+ return null;
+ }
+
+ if (!is_array($array[$element])) {
+ return $array[$element];
+ }
+
+ if (is_null($type) || is_null($type_value)) {
+ $element_array = self::fetchElementArray($array, $element, $key);
+ if (is_null($element_array)) {
+ return null;
+ }
+
+ return array_shift($element_array);
+ }
+
+ $element_array = self::fetchElementArray($array, $element);
+ if (is_null($element_array)) {
+ return null;
+ }
+
+ foreach ($element_array as $entry) {
+ if (isset($entry[$key]) && isset($entry[$type]) && ($entry[$type] == $type_value)) {
+ return $entry[$key];
+ }
+ }