FEATURE: add permissions into widgets and fix few bugs

app/CMS/Handlers/Search/Content.php

@@ -1,7 +1,10 @@
 <?php
+
 namespace App\CMS\Handlers\Search;
 
 use App\Models\Content\Content as ContentModel;
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Auth;
 
 class Content extends Search
 {
@@ -10,10 +13,15 @@ class Content extends Search
      *
      * @param string $term searched word
      *
-     * @return array list of found objects
+     * @return array|\Illuminate\Database\Eloquent\Collection|Collection|static[]
      */
     public function search($term)
     {
+        if (Auth::user()
+                ->cannot('manage', ContentModel::class)) {
+            return new Collection();
+        }
+
         $token = $this->tokenize($term);
 
         return ContentModel::where('pageContent', 'LIKE', $token)

app/CMS/Handlers/Search/Files.php

@@ -1,7 +1,9 @@
 <?php
+
 namespace App\CMS\Handlers\Search;
 
 use App\Models\FileManager\File;
+use Illuminate\Support\Collection;
 
 class Files extends Search
 {
@@ -24,6 +26,11 @@ class Files extends Search
      */
     public function search($term)
     {
+        if (\Auth::user()
+                 ->cannot('manage', File::class)) {
+            return new Collection();
+        }
+
         $token = $this->tokenize($term);
 
         return File::where('original_filename', 'LIKE', $token)

app/CMS/Handlers/Search/Presenters/AdminContent.php

@@ -3,11 +3,17 @@ namespace App\CMS\Handlers\Search\Presenters;
 
 use App\CMS\Enumerations\ContentStatuses;
 use App\CMS\Handlers\Contracts\SearchPresenterHandler;
+use App\Models\Content\Content;
 
 class AdminContent implements SearchPresenterHandler
 {
     public function render($foundItems)
     {
+        if (\Auth::user()
+                ->cannot('manage', Content::class)) {
+            return null;
+        }
+
         return view('admin.search.results.content', [
             'pages'    => $foundItems,
             'statuses' => ContentStatuses::getWithTranslations(),

app/CMS/Handlers/Search/Presenters/AdminFiles.php

@@ -2,6 +2,7 @@
 namespace App\CMS\Handlers\Search\Presenters;
 
 use App\CMS\Handlers\Contracts\SearchPresenterHandler;
+use App\Models\FileManager\File;
 
 class AdminFiles implements SearchPresenterHandler
 {
@@ -14,6 +15,11 @@ class AdminFiles implements SearchPresenterHandler
      */
     public function render($foundItems)
     {
+        if (\Auth::user()
+                 ->cannot('manage', File::class)) {
+            return null;
+        }
+
         return view('admin.fileManager.filesTiles', ['files' => $foundItems, 'hideDelete' => true]);
     }
 }