Issues-415: custom breadcrumbs for challenge discussions

Author: atelomycterus

vanilla/applications/vanilla/controllers/class.categoriescontroller.php

@@ -34,7 +34,6 @@ class CategoriesController extends VanillaController {
     const SORT_LAST_POST = 'new';
     const SORT_OLDEST_POST = 'old';
 
-    const ROOT_CATEGORY =  ['Name' => 'Roundtables', 'Url'=>'/'];
     /**
      * @var \Closure $categoriesCompatibilityCallback A backwards-compatible callback to get `$this->data('Categories')`.
      */
@@ -335,11 +334,7 @@ public function index($categoryIdentifier = '', $page = '0') {
             }
 
             // Load the breadcrumbs.
-
-            $ancestors = CategoryModel::getAncestors(val('CategoryID', $category));
-            array_unshift ( $ancestors , self::ROOT_CATEGORY);
-            $this->setData('Breadcrumbs', $ancestors);
-
+            $this->setData('Breadcrumbs', $this->buildBreadcrumbs(val('CategoryID', $category)));
 
             $this->setData('Category', $category, true);
             // Set CategoryID
@@ -553,10 +548,7 @@ public function all($Category = '', $displayAs = '') {
             $this->description(c('Garden.Description', null));
         }
 
-        $ancestors = CategoryModel::getAncestors(val('CategoryID', $this->data('Category')));
-        array_unshift ( $ancestors , self::ROOT_CATEGORY);
-        $this->setData('Breadcrumbs', $ancestors);
-
+        $this->setData('Breadcrumbs', $this->buildBreadcrumbs(val('CategoryID', $this->data('Category'))));
 
         // Set the category follow toggle before we load category data so that it affects the category query appropriately.
         $CategoryFollowToggleModule = new CategoryFollowToggleModule($this);

vanilla/applications/vanilla/controllers/class.discussioncontroller.php

@@ -125,9 +125,7 @@ public function index($DiscussionID = '', $DiscussionStub = '', $Page = '') {
             Gdn_Theme::section($CategoryCssClass);
         }
 
-        $ancestors = CategoryModel::getAncestors($this->CategoryID);
-        array_unshift ( $ancestors , CategoriesController::ROOT_CATEGORY);
-        $this->setData('Breadcrumbs', $ancestors);
+        $this->setData('Breadcrumbs', $this->buildBreadcrumbs($this->CategoryID));
 
         // Setup
         $this->title($this->Discussion->Name);

vanilla/applications/vanilla/controllers/class.postcontroller.php

@@ -409,7 +409,7 @@ public function discussion($categoryUrlCode = '') {
         $this->fireEvent('BeforeDiscussionRender');
 
         if ($this->CategoryID) {
-            $breadcrumbs = CategoryModel::getAncestors($this->CategoryID);
+            $breadcrumbs = $this->buildBreadcrumbs($this->CategoryID);
         } else {
             $breadcrumbs = [];
         }
@@ -419,7 +419,6 @@ public function discussion($categoryUrlCode = '') {
             'Url' => val('AddUrl', val($this->data('Type'), DiscussionModel::discussionTypes()), '/post/discussion')
         ];
 
-        array_unshift ( $breadcrumbs , CategoriesController::ROOT_CATEGORY);
         $this->setData('Breadcrumbs', $breadcrumbs);
 
         // FIX: Hide Announce options

vanilla/applications/vanilla/controllers/class.vanillacontroller.php

@@ -13,6 +13,8 @@
  */
 class VanillaController extends Gdn_Controller {
 
+    const ROOT_CATEGORY =  ['Name' => 'Roundtables', 'Url'=>'/'];
+
     /**
      * Include JS, CSS, and modules used by all methods.
      *
@@ -70,6 +72,29 @@ protected function checkPageRange(int $offset, int $totalCount) {
         }
     }
 
+    protected function buildBreadcrumbs($CategoryID) {
+        $Category = CategoryModel::categories($CategoryID);
+        $ancestors = CategoryModel::getAncestors($CategoryID);
+        if(val('GroupID', $Category) > 0) {
+            $temp = [];
+            foreach ($ancestors as $id => $ancestor) {
+                if($ancestor['GroupID'] > 0) {
+                    $temp[$ancestor['CategoryID']] = $ancestor;
+                } else {
+                    if($ancestor['UrlCode'] == 'challenges-forums') {
+                        array_push($temp,  ['Name' => 'Challenge Discussions', 'Url'=>'/groups/mine?filter=challenge']);
+                    }else if($ancestor['UrlCode'] == 'groups') {
+                        array_push($temp,  ['Name' => 'Group Discussions', 'Url'=>'/groups/mine?filter=regular']);
+                    }
+                }
+            }
+            return $temp;
+        } else {
+            array_unshift($ancestors, self::ROOT_CATEGORY);
+            return $ancestors;
+        }
+    }
+
     protected function log($message, $context = [], $level = Logger::DEBUG) {
         //  if(c('Debug')) {
         Logger::log($level, sprintf('%s : %s',get_class($this), $message), $context);