fix(webhooks): show GitLab webhook setup for GitLab App sources

Closes #11602

app/Livewire/Project/Shared/Webhooks.php

@@ -2,11 +2,14 @@
 
 namespace App\Livewire\Project\Shared;
 
+use App\Models\Application;
+use App\Models\GitlabApp;
 use App\Rules\ManualWebhookSecret;
 use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
 use Illuminate\Support\Str;
 use Illuminate\Validation\ValidationException;
 use Livewire\Component;
+use Spatie\Url\Url;
 
 // Refactored ✅
 class Webhooks extends Component
@@ -25,6 +28,12 @@ class Webhooks extends Component
 
     public ?string $giteaManualWebhook;
 
+    /**
+     * Source-level endpoint for GitLab App sources. GitLab has no app-level webhooks,
+     * so users add this URL to each GitLab project themselves.
+     */
+    public ?string $gitlabAppWebhook = null;
+
     public ?string $githubManualWebhookSecret = null;
 
     public ?string $gitlabManualWebhookSecret = null;
@@ -60,6 +69,10 @@ class Webhooks extends Component
         $this->gitlabManualWebhook = generateGitManualWebhook($this->resource, 'gitlab');
         $this->bitbucketManualWebhook = generateGitManualWebhook($this->resource, 'bitbucket');
         $this->giteaManualWebhook = generateGitManualWebhook($this->resource, 'gitea');
+
+        if ($this->resource instanceof Application && $this->resource->source instanceof GitlabApp) {
+            $this->gitlabAppWebhook = Url::fromString(base_url()).'/webhooks/source/gitlab/events';
+        }
     }
 
     public function canViewSecrets(): bool

resources/views/livewire/project/shared/webhooks.blade.php

@@ -99,6 +99,37 @@
                         </div>
                     </x-application.settings-section>
                 </form>
+            @elseif ($gitlabAppWebhook)
+                <x-application.settings-section id="manual-git-webhooks-section" title="Manual Git webhooks"
+                    helper="GitLab Apps cannot register repository webhooks, so add this webhook to the GitLab project yourself." flush>
+                    <x-slot:actions>
+                        @can('view', $resource->source)
+                            <a class="button" href="{{ route('source.gitlab.show', ['gitlab_app_uuid' => $resource->source->uuid]) }}"
+                                {{ wireNavigate() }}>
+                                Source settings
+                            </a>
+                        @endcan
+                        @if (filled($resource?->gitWebhook))
+                            <a class="button" href="{{ $resource->gitWebhook }}" target="_blank"
+                                rel="noopener noreferrer">
+                                Repository settings
+                                <x-external-link />
+                            </a>
+                        @endif
+                    </x-slot:actions>
+
+                    <section class="px-4 py-5">
+                        <div class="mb-4">
+                            <h4 class="text-sm font-semibold text-black dark:text-fg">GitLab</h4>
+                            <p class="mt-1 text-[13px] leading-5 text-neutral-500 dark:text-fg-dim">
+                                Add this URL in the GitLab project under Settings → Webhooks. Set the Secret token to
+                                the Webhook secret token from the source settings, and enable Push events and Merge
+                                request events.
+                            </p>
+                        </div>
+                        <x-forms.copy-input label="Webhook URL" :text="$gitlabAppWebhook" />
+                    </section>
+                </x-application.settings-section>
             @else
                 <x-application.settings-section id="manual-git-webhooks-section" title="Manual Git webhooks"
                     helper="Manual repository webhooks are only required when a repository is not connected through an official Git App.">

tests/Feature/Webhook/GitAppWebhookSetupTest.php

@@ -0,0 +1,82 @@
+<?php
+
+use App\Livewire\Project\Shared\Webhooks;
+use App\Models\Application;
+use App\Models\Environment;
+use App\Models\GithubApp;
+use App\Models\GitlabApp;
+use App\Models\InstanceSettings;
+use App\Models\Project;
+use App\Models\Server;
+use App\Models\StandaloneDocker;
+use App\Models\Team;
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Livewire\Livewire;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function () {
+    Server::flushIdentityMap();
+    InstanceSettings::forceCreate(['id' => 0]);
+
+    $this->team = Team::factory()->create();
+    $this->admin = User::factory()->create();
+    $this->team->members()->attach($this->admin->id, ['role' => 'admin']);
+
+    $server = Server::factory()->create(['team_id' => $this->team->id]);
+    $destination = StandaloneDocker::query()->where('server_id', $server->id)->firstOrFail();
+    $project = Project::factory()->create(['team_id' => $this->team->id]);
+    $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+    $this->application = Application::factory()->create([
+        'environment_id' => $environment->id,
+        'destination_id' => $destination->id,
+        'destination_type' => $destination->getMorphClass(),
+        'git_repository' => 'test-org/test-repo',
+        'git_branch' => 'main',
+    ]);
+
+    $this->actingAs($this->admin);
+    session(['currentTeam' => $this->team]);
+});
+
+afterEach(function () {
+    Server::flushIdentityMap();
+});
+
+test('GitLab App sources show the source webhook instead of claiming automatic setup', function () {
+    $gitlabApp = GitlabApp::create([
+        'name' => 'gitlab-app-webhook-setup-test',
+        'api_url' => 'https://gitlab.example.com/api/v4',
+        'html_url' => 'https://gitlab.example.com',
+        'webhook_token' => 'test-webhook-token',
+        'team_id' => $this->team->id,
+    ]);
+    $this->application->update(['source_id' => $gitlabApp->id, 'source_type' => GitlabApp::class]);
+
+    Livewire::test(Webhooks::class, ['resource' => $this->application->fresh()])
+        ->assertSet('gitlabAppWebhook', url('/webhooks/source/gitlab/events'))
+        ->assertSee(url('/webhooks/source/gitlab/events'))
+        ->assertSee(route('source.gitlab.show', ['gitlab_app_uuid' => $gitlabApp->uuid]))
+        ->assertDontSee('test-webhook-token')
+        ->assertDontSee('Managed by your Git App');
+});
+
+test('GitHub App sources still show that webhooks are managed by the app', function () {
+    $githubApp = GithubApp::create([
+        'name' => 'github-app-webhook-setup-test',
+        'api_url' => 'https://api.github.com',
+        'html_url' => 'https://github.com',
+        'app_id' => 1234567890,
+        'webhook_secret' => 'test-secret',
+        'is_public' => false,
+        'team_id' => $this->team->id,
+    ]);
+    $this->application->update(['source_id' => $githubApp->id, 'source_type' => GithubApp::class]);
+
+    Livewire::test(Webhooks::class, ['resource' => $this->application->fresh()])
+        ->assertSet('gitlabAppWebhook', null)
+        ->assertSee('Managed by your Git App')
+        ->assertDontSee('/webhooks/source/gitlab/events');
+});