Repair missing relationship in JSONAPI schema of `messages'.

Additionally remove all unneccessary `$isPrimary` and `$includeList` variables that were added in #80.

Closes #434.

lib/classes/JsonApi/Schemas/BlubberStatusgruppeThread.php

@@ -17,9 +17,6 @@ class BlubberStatusgruppeThread extends BlubberThread
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = parent::getRelationships($resource, $context);
 
         $relationships[self::REL_STATUSGRUPPE] = [

lib/classes/JsonApi/Schemas/CalendarEvent.php

@@ -37,9 +37,6 @@ class CalendarEvent extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         if ($owner = $resource->getOwner()) {

lib/classes/JsonApi/Schemas/Course.php

@@ -55,10 +55,8 @@ class Course extends SchemaProvider
 
     public function getRelationships($course, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
         $includeList = $context->getIncludePaths();
 
-
         $relationships = [];
 
         $relationships[self::REL_INSTITUTE] = $this->getInstitute($course, in_array(self::REL_INSTITUTE, $includeList));

lib/classes/JsonApi/Schemas/CourseEvent.php

@@ -36,9 +36,6 @@ class CourseEvent extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         if ($owner = $resource->course) {

lib/classes/JsonApi/Schemas/CourseMember.php

@@ -45,7 +45,6 @@ class CourseMember extends SchemaProvider
     public function getRelationships($membership, ContextInterface $context): iterable
     {
         $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
 
         $relationships = [];
 

lib/classes/JsonApi/Schemas/Courseware/Block.php

@@ -51,9 +51,6 @@ class Block extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships[self::REL_COMMENTS] = [

lib/classes/JsonApi/Schemas/Courseware/BlockComment.php

@@ -38,9 +38,6 @@ class BlockComment extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships[self::REL_BLOCK] = [

lib/classes/JsonApi/Schemas/Courseware/BlockFeedback.php

@@ -38,9 +38,6 @@ class BlockFeedback extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships[self::REL_BLOCK] = [

lib/classes/JsonApi/Schemas/Courseware/Instance.php

@@ -71,9 +71,6 @@ class Instance extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $user = $this->currentUser;

lib/classes/JsonApi/Schemas/Courseware/UserDataField.php

@@ -38,9 +38,6 @@ class UserDataField extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships[self::REL_BLOCK] = [

lib/classes/JsonApi/Schemas/Courseware/UserProgress.php

@@ -38,9 +38,6 @@ class UserProgress extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships[self::REL_BLOCK] = [

lib/classes/JsonApi/Schemas/File.php

@@ -44,7 +44,6 @@ class File extends SchemaProvider
     public function getRelationships($resource, ContextInterface $context): iterable
     {
         $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
 
         $relationships = [];
 

lib/classes/JsonApi/Schemas/FileRef.php

@@ -75,9 +75,6 @@ class FileRef extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships = $this->getFeedbackRelationship($relationships, $resource);

lib/classes/JsonApi/Schemas/Folder.php

@@ -53,7 +53,6 @@ class Folder extends SchemaProvider
     public function getRelationships($resource, ContextInterface $context): iterable
     {
         $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
 
         $relationships = [];
 

lib/classes/JsonApi/Schemas/InstituteMember.php

@@ -43,9 +43,6 @@ class InstituteMember extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [
             self::REL_USER => [
                 self::RELATIONSHIP_LINKS => [

lib/classes/JsonApi/Schemas/LibraryFile.php

@@ -76,9 +76,6 @@ class LibraryFile extends SchemaProvider
      */
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         $relationships = $this->getFeedbackRelationship($relationships, $resource);

lib/classes/JsonApi/Schemas/Message.php

@@ -34,6 +34,7 @@ class Message extends SchemaProvider
     {
         $relationships = [];
 
+        $isPrimary = $context->getPosition()->getLevel() === 0;
         if ($isPrimary) {
             $relationships = $this->getSenderRelationship($relationships, $message, $this->shouldInclude($context, self::REL_SENDER));
             $relationships = $this->getRecipientsRelationship($relationships, $message, $this->shouldInclude($context, self::REL_RECIPIENTS));

lib/classes/JsonApi/Schemas/ScheduleEntry.php

@@ -36,9 +36,6 @@ class ScheduleEntry extends SchemaProvider
      */
     public function getRelationships($entry, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $link = $this->createLinkToResource($entry->user);
 
         $relationships = [

lib/classes/JsonApi/Schemas/SemType.php

@@ -28,9 +28,6 @@ class SemType extends SchemaProvider
 
     public function getRelationships($resource, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         // SemClass

lib/classes/JsonApi/Schemas/SeminarCycleDate.php

@@ -40,9 +40,6 @@ class SeminarCycleDate extends SchemaProvider
      */
     public function getRelationships($entry, ContextInterface $context): iterable
     {
-        $isPrimary = $context->getPosition()->getLevel() === 0;
-        $includeList = $context->getIncludePaths();
-
         $relationships = [];
 
         if ($course = \Course::find($entry->seminar_id)) {