app/Http/Controllers/Auth/ActivateController.php

@@ -47,6 +47,7 @@ class ActivateController extends Controller
 
         $request->session()->flash('info', trans('auth.account_activated_message'));
 
+        $this->logActivatedActivity($user);
         $this->sendUserActivatedEmails($user);
 
         return redirect($this->redirectPath());

app/Http/Controllers/Auth/RegisterController.php

@@ -128,6 +128,7 @@ class RegisterController extends Controller
 
         if ($user->is_activated)
         {
+            $this->logActivatedActivity($user);
             $this->sendUserActivatedEmails($user);
             $this->guard()->login($user);
         }

app/Http/Controllers/Gallery/UserController.php

@@ -95,6 +95,15 @@ class UserController extends Controller
                 $params['album_url'] = $activity->album->url();
             }
 
+            // Other activity-specific parameters
+            switch (strtolower($activity->type))
+            {
+                case 'user.created':
+                    $params['app_name'] = UserConfig::get('app_name');
+                    $params['app_url'] = route('home');
+                    break;
+            }
+
             $newItem['params'] = $params;
 
             $result[] = $newItem;
@@ -310,6 +319,15 @@ class UserController extends Controller
                 $params['album_url'] = $activity->album->url();
             }
 
+            // Other activity-specific parameters
+            switch (strtolower($activity->type))
+            {
+                case 'user.created':
+                    $params['app_name'] = UserConfig::get('app_name');
+                    $params['app_url'] = route('home');
+                    break;
+            }
+
             $newItem['params'] = $params;
 
             $result[] = $newItem;
@@ -492,7 +510,7 @@ class UserController extends Controller
     private function loadUserProfilePage($idOrAlias)
     {
         // If a user has a profile alias set, their profile page cannot be accessed by the ID
-        $user = User::where(DB::raw('COALESCE(profile_alias, id)'), strtolower($idOrAlias))->first();
+        $user = User::where(DB::raw('COALESCE(NULLIF(profile_alias, \'\'), id)'), strtolower($idOrAlias))->first();
 
         if (is_null($user))
         {

app/Traits/ActivatesUsers.php

@@ -4,10 +4,25 @@ namespace App\Traits;
 
 use App\Mail\UserSelfActivated;
 use App\User;
+use App\UserActivity;
 use Illuminate\Support\Facades\Mail;
 
 trait ActivatesUsers
 {
+    private function logActivatedActivity(User $createdUser, $activityDateTime = null)
+    {
+        if (is_null($activityDateTime))
+        {
+            $activityDateTime = new \DateTime();
+        }
+
+        $userActivity = new UserActivity();
+        $userActivity->user_id = $createdUser->id;
+        $userActivity->activity_at = $activityDateTime;
+        $userActivity->type = 'user.created';
+        $userActivity->save();
+    }
+
     private function sendUserActivatedEmails(User $createdUser)
     {
         $adminUsers = User::where('is_admin', true)->get();

public/js/blue-twilight.js

@@ -41727,6 +41727,16 @@ function UserViewModel(urls)
                                 '<a href="' + data[i].params.album_url + '">' + data[i].params.album_name + '</a>'
                             );
                     }
+
+                    // App name
+                    if (data[i].params.app_name && data[i].params.app_url)
+                    {
+                        data[i].description = data[i].description
+                            .replace(
+                                ':app_name',
+                                '<a href="' + data[i].params.app_url + '">' + data[i].params.app_name + '</a>'
+                            );
+                    }
                 }
 
                 self.feed_items = data;

resources/assets/js/gallery.js

@@ -191,6 +191,16 @@ function UserViewModel(urls)
                                 '<a href="' + data[i].params.album_url + '">' + data[i].params.album_name + '</a>'
                             );
                     }
+
+                    // App name
+                    if (data[i].params.app_name && data[i].params.app_url)
+                    {
+                        data[i].description = data[i].description
+                            .replace(
+                                ':app_name',
+                                '<a href="' + data[i].params.app_url + '">' + data[i].params.app_name + '</a>'
+                            );
+                    }
                 }
 
                 self.feed_items = data;

resources/lang/en/gallery.php

@@ -102,6 +102,9 @@ return [
             'edited' => ':user_name edited the :photo_name photo.',
             'taken' => ':user_name took the :photo_name photo.',
             'uploaded' => ':user_name uploaded the :photo_name photo.'
+        ],
+        'user' => [
+            'created' => ':user_name created their account at :app_name.'
         ]
     ],
     'user_profile' => [