Fixed name retrieval on missing users and added tests to cover along with some test helper methods

@@ -159,16 +159,14 @@ class UserController extends Controller
         $this->checkPermissionOr('user-delete', function () use ($id) {
             return $this->currentUser->id == $id;
         });
-        $user = $this->userRepo->getById($id);
 
-        // Delete social accounts
+        $user = $this->userRepo->getById($id);
         if ($this->userRepo->isOnlyAdmin($user)) {
             session()->flash('error', 'You cannot delete the only admin');
             return redirect($user->getEditUrl());
         }
+        $this->userRepo->destroy($user);
 
-        $user->socialAccounts()->delete();
-        $user->delete();
         return redirect('/users');
     }
 }

@@ -46,14 +46,19 @@ class UserRepo
     public function registerNew(array $data)
     {
         $user = $this->create($data);
-        $roleId = \Setting::get('registration-role');
-
-        if ($roleId === false) {
-            $roleId = $this->role->getDefault()->id;
-        }
+        $this->attachDefaultRole($user);
+        return $user;
+    }
 
+    /**
+     * Give a user the default role. Used when creating a new user.
+     * @param $user
+     */
+    public function attachDefaultRole($user)
+    {
+        $roleId = \Setting::get('registration-role');
+        if ($roleId === false) $roleId = $this->role->getDefault()->id;
         $user->attachRoleId($roleId);
-        return $user;
     }
 
     /**
@@ -88,4 +93,14 @@ class UserRepo
             'password' => bcrypt($data['password'])
         ]);
     }
+
+    /**
+     * Remove the given user from storage, Delete all related content.
+     * @param User $user
+     */
+    public function destroy(User $user)
+    {
+        $user->socialAccounts()->delete();
+        $user->delete();
+    }
 }
\ No newline at end of file

@@ -32,6 +32,8 @@ body.dragging, body.dragging * {
 .avatar {
   border-radius: 100%;
   background-color: #EEE;
+  width: 30px;
+  height: 30px;
   &.med {
     width: 40px;
     height: 40px;

@@ -58,7 +58,7 @@
                         <p class="text-muted small">
                             Created {{$book->created_at->diffForHumans()}} @if($book->createdBy) by {{$book->createdBy->name}} @endif
                             <br>
-                            Last Updated {{$book->updated_at->diffForHumans()}} @if($book->createdBy) by {{$book->updatedBy->name}} @endif
+                            Last Updated {{$book->updated_at->diffForHumans()}} @if($book->updatedBy) by {{$book->updatedBy->name}} @endif
                         </p>
                     </div>
                 </div>

@@ -56,7 +56,7 @@
                 <p class="text-muted small">
                     Created {{$chapter->created_at->diffForHumans()}} @if($chapter->createdBy) by {{$chapter->createdBy->name}} @endif
                     <br>
-                    Last Updated {{$chapter->updated_at->diffForHumans()}} @if($chapter->createdBy) by {{$chapter->updatedBy->name}} @endif
+                    Last Updated {{$chapter->updated_at->diffForHumans()}} @if($chapter->updatedBy) by {{$chapter->updatedBy->name}} @endif
                 </p>
             </div>
             <div class="col-md-3 col-md-offset-1">

@@ -53,7 +53,7 @@
                     <p class="text-muted small">
                         Created {{$page->created_at->diffForHumans()}} @if($page->createdBy) by {{$page->createdBy->name}} @endif
                         <br>
-                        Last Updated {{$page->updated_at->diffForHumans()}} @if($page->createdBy) by {{$page->updatedBy->name}} @endif
+                        Last Updated {{$page->updated_at->diffForHumans()}} @if($page->updatedBy) by {{$page->updatedBy->name}} @endif
                     </p>
 
                 </div>

@@ -10,6 +10,8 @@
 <div class="right">
     @if($activity->user)
         {{$activity->user->name}}
+    @else
+        A deleted user
     @endif
 
     {{ $activity->getText() }}

@@ -171,4 +171,29 @@ class EntityTest extends TestCase
     }
 
 
+    public function testEntitiesViewableAfterCreatorDeletion()
+    {
+        $creator = $this->getNewUser();
+        $updater = $this->getNewUser();
+        $entities = $this->createEntityChainBelongingToUser($creator, $updater);
+        app('BookStack\Repos\UserRepo')->destroy($creator);
+
+        $this->asAdmin()->visit($entities['book']->getUrl())->seeStatusCode(200)
+            ->visit($entities['chapter']->getUrl())->seeStatusCode(200)
+            ->visit($entities['page']->getUrl())->seeStatusCode(200);
+    }
+
+    public function testEntitiesViewableAfterUpdaterDeletion()
+    {
+        $creator = $this->getNewUser();
+        $updater = $this->getNewUser();
+        $entities = $this->createEntityChainBelongingToUser($creator, $updater);
+        app('BookStack\Repos\UserRepo')->destroy($updater);
+
+        $this->asAdmin()->visit($entities['book']->getUrl())->seeStatusCode(200)
+            ->visit($entities['chapter']->getUrl())->seeStatusCode(200)
+            ->visit($entities['page']->getUrl())->seeStatusCode(200);
+    }
+
+
 }

@@ -50,6 +50,40 @@ class TestCase extends Illuminate\Foundation\Testing\TestCase
     }
 
     /**
+     * Create a group of entities that belong to a specific user.
+     * @param $creatorUser
+     * @param $updaterUser
+     * @return array
+     */
+    protected function createEntityChainBelongingToUser($creatorUser, $updaterUser = false)
+    {
+        if ($updaterUser === false) $updaterUser = $creatorUser;
+        $book = factory(BookStack\Book::class)->create(['created_by' => $creatorUser->id, 'updated_by' => $updaterUser->id]);
+        $chapter = factory(BookStack\Chapter::class)->create(['created_by' => $creatorUser->id, 'updated_by' => $updaterUser->id]);
+        $page = factory(BookStack\Page::class)->create(['created_by' => $creatorUser->id, 'updated_by' => $updaterUser->id, 'book_id' => $book->id]);
+        $book->chapters()->saveMany([$chapter]);
+        $chapter->pages()->saveMany([$page]);
+        return [
+            'book' => $book,
+            'chapter' => $chapter,
+            'page' => $page
+        ];
+    }
+
+    /**
+     * Quick way to create a new user
+     * @param array $attributes
+     * @return mixed
+     */
+    protected function getNewUser($attributes = [])
+    {
+        $user = factory(\BookStack\User::class)->create($attributes);
+        $userRepo = app('BookStack\Repos\UserRepo');
+        $userRepo->attachDefaultRole($user);
+        return $user;
+    }
+
+    /**
      * Assert that a given string is seen inside an element.
      *
      * @param  bool|string|null $element