Solve bug reported by scrutinizer

Author: DigitalTimK

src/Core/Meeting.php

@@ -226,7 +226,9 @@ public function getAttendees(): array
         $attendees = [];
 
         foreach ($this->rawXml->attendees->attendee as $attendeeXml) {
-            $attendees[] = new Attendee($attendeeXml);
+            if ($attendeeXml) {
+                $attendees[] = new Attendee($attendeeXml);
+            }
         }
 
         return $attendees;

src/Core/Record.php

@@ -149,7 +149,9 @@ public function getFormats(): array
         $formats = [];
 
         foreach ($this->rawXml->playback->format as $formatXml) {
-            $formats[] = new Format($formatXml);
+            if ($formatXml) {
+                $formats[] = new Format($formatXml);
+            }
         }
 
         return $formats;

src/Responses/GetMeetingsResponse.php

@@ -27,23 +27,19 @@
  */
 class GetMeetingsResponse extends BaseResponse
 {
-    /**
-     * @var Meeting[]
-     */
-    private $meetings;
-
     /**
      * @return Meeting[]
      */
-    public function getMeetings()
+    public function getMeetings(): array
     {
-        if (null === $this->meetings) {
-            $this->meetings = [];
-            foreach ($this->rawXml->meetings->children() as $meetingXml) {
-                $this->meetings[] = new Meeting($meetingXml);
+        $meetings = [];
+
+        foreach ($this->rawXml->meetings->children() as $meetingXml) {
+            if ($meetingXml) {
+                $meetings[] = new Meeting($meetingXml);
             }
         }
 
-        return $this->meetings;
+        return $meetings;
     }
 }

src/Responses/GetRecordingsResponse.php

@@ -27,23 +27,20 @@
  */
 class GetRecordingsResponse extends BaseResponse
 {
-    /**
-     * @var Record[]
-     */
-    private $records;
 
     /**
      * @return Record[]
      */
-    public function getRecords()
+    public function getRecords(): array
     {
-        if (null === $this->records) {
-            $this->records = [];
-            foreach ($this->rawXml->recordings->children() as $recordXml) {
-                $this->records[] = new Record($recordXml);
+        $records = [];
+
+        foreach ($this->rawXml->recordings->children() as $recordXml) {
+            if ($recordXml) {
+                $records[] = new Record($recordXml);
             }
         }
 
-        return $this->records;
+        return $records;
     }
 }

src/Responses/HooksListResponse.php

@@ -27,23 +27,20 @@
  */
 class HooksListResponse extends BaseResponse
 {
-    /**
-     * @var Hook[]
-     */
-    private $hooks;
 
     /**
      * @return Hook[]
      */
-    public function getHooks()
+    public function getHooks(): array
     {
-        if (null === $this->hooks) {
-            $this->hooks = [];
-            foreach ($this->rawXml->hooks->children() as $hookXml) {
-                $this->hooks[] = new Hook($hookXml);
+        $hooks = [];
+
+        foreach ($this->rawXml->hooks->children() as $hookXml) {
+            if ($hookXml) {
+                $hooks[] = new Hook($hookXml);
             }
         }
 
-        return $this->hooks;
+        return $hooks;
     }
 }