[5.x] Make GetItemsContainingData hookable (#13302)

Author: ryanmitchell

src/Listeners/Concerns/GetsItemsContainingData.php

@@ -7,9 +7,12 @@
 use Statamic\Facades\GlobalSet;
 use Statamic\Facades\Term;
 use Statamic\Facades\User;
+use Statamic\Support\Traits\Hookable;
 
 trait GetsItemsContainingData
 {
+    use Hookable;
+
     /**
      * Get items containing data.
      *
@@ -30,6 +33,9 @@ public function getItemsContainingData()
             LazyCollection::make(function () {
                 yield from User::query()->lazy();
             }),
+            LazyCollection::make(function () {
+                yield from ($this->runHooks('additional') ?? LazyCollection::make());
+            }),
         ];
 
         return LazyCollection::make(function () use ($collections) {

tests/Listeners/UpdateAssetReferencesTest.php

@@ -4,10 +4,12 @@
 
 use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\LazyCollection;
 use Orchestra\Testbench\Attributes\DefineEnvironment;
 use PHPUnit\Framework\Attributes\Test;
 use Statamic\Assets\AssetFolder;
 use Statamic\Facades;
+use Statamic\Listeners\UpdateAssetReferences;
 use Statamic\Support\Arr;
 use Tests\PreventSavingStacheItemsToDisk;
 use Tests\TestCase;
@@ -1852,6 +1854,19 @@ public function it_only_saves_items_when_there_is_something_to_update()
         $this->assetHoff->path('hoff-new.jpg')->save();
     }
 
+    #[Test]
+    public function it_gets_items_from_a_hook()
+    {
+        UpdateAssetReferences::hook('additional', function () {
+            return LazyCollection::make(['additional-1', 'additional-2']);
+        });
+
+        $items = ((new UpdateAssetReferences)->getItemsContainingData())->all();
+
+        $this->assertContains('additional-1', $items);
+        $this->assertContains('additional-2', $items);
+    }
+
     protected function setSingleBlueprint($namespace, $blueprintContents)
     {
         $blueprint = tap(Facades\Blueprint::make('single-blueprint')->setContents($blueprintContents))->save();