From 303e8407d1f176a8264ae44370993984c9f1d126 Mon Sep 17 00:00:00 2001
From: Marco Rieser <marco@rieser.dev>
Date: Tue, 26 Aug 2025 21:14:03 +0200
Subject: [PATCH 1/4] Suspend propagation when duplicating entries

---
 src/Actions/DuplicateEntry.php | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/Actions/DuplicateEntry.php b/src/Actions/DuplicateEntry.php
index f278fd6482a..26a3a63e520 100644
--- a/src/Actions/DuplicateEntry.php
+++ b/src/Actions/DuplicateEntry.php
@@ -66,6 +66,8 @@ public function run($items, $values)
 
     private function duplicateEntry(Entry $original, ?string $origin = null)
     {
+        $this->suspendPropagation($original);
+
         $originalParent = $this->getEntryParentFromStructure($original);
         [$title, $slug] = $this->generateTitleAndSlug($original);
 
@@ -175,4 +177,13 @@ public function redirect($items, $values)
 
         return $this->newItems->first()->editUrl();
     }
+
+    /**
+     * @param Entry $original
+     * @return void
+     */
+    private function suspendPropagation(Entry $original): void
+    {
+        $original->collection()->propagate(false);
+    }
 }

From 0fb0beb83787e83b8160b8fedf0c35b66f777715 Mon Sep 17 00:00:00 2001
From: Marco Rieser <marco@rieser.dev>
Date: Tue, 26 Aug 2025 21:49:01 +0200
Subject: [PATCH 2/4] Add test

---
 tests/Actions/DuplicateEntryTest.php | 36 ++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/tests/Actions/DuplicateEntryTest.php b/tests/Actions/DuplicateEntryTest.php
index c4ffe0a4a95..3edc671801e 100644
--- a/tests/Actions/DuplicateEntryTest.php
+++ b/tests/Actions/DuplicateEntryTest.php
@@ -433,6 +433,42 @@ public function it_duplicates_an_entry_from_a_non_default_site()
         ], $this->entryData());
     }
 
+    #[Test]
+    public function it_duplicates_an_entry_with_localizations_only_once()
+    {
+        $this->setSites([
+            'en' => ['url' => 'http://domain.com/', 'locale' => 'en'],
+            'fr' => ['url' => 'http://domain.com/fr/', 'locale' => 'fr'],
+        ]);
+
+        $collection = Collection::make('test')->sites(['en', 'fr']);
+        $collection->save();
+
+        $entry = EntryFactory::id('alfa-id')->locale('en')->collection('test')->slug('alfa')->data(['title' => 'Alfa'])->create();
+        $entry->makeLocalization('fr')->id('alfa-id-fr')->data(['title' => 'Alfa (French)'])->save();
+
+        $this->assertEquals([
+            ['slug' => 'alfa', 'published' => true, 'data' => ['title' => 'Alfa'], 'locale' => 'en', 'origin' => ''],
+            ['slug' => 'alfa', 'published' => true, 'data' => ['title' => 'Alfa (French)'], 'locale' => 'fr', 'origin' => 'en.alfa'],
+        ], $this->entryData());
+
+        // Make super user since this test isn't concerned with permissions.
+        $this->actingAs(tap(User::make()->makeSuper())->save());
+
+        $collection->propagate(true);
+
+        (new DuplicateEntry)->run(collect([
+            Entry::find('alfa-id'),
+        ]), []);
+
+        $this->assertEquals([
+            ['slug' => 'alfa', 'published' => true, 'data' => ['title' => 'Alfa'], 'locale' => 'en', 'origin' => null],
+            ['slug' => 'alfa', 'published' => true, 'data' => ['title' => 'Alfa (French)'], 'locale' => 'fr', 'origin' => 'en.alfa'],
+            ['slug' => 'alfa-1', 'published' => false, 'data' => ['title' => 'Alfa (Duplicated)', 'duplicated_from' => 'alfa-id'], 'locale' => 'en', 'origin' => null],
+            ['slug' => 'alfa-1', 'published' => false, 'data' => ['title' => 'Alfa (French) (Duplicated)', 'duplicated_from' => 'alfa-id-fr'], 'locale' => 'fr', 'origin' => 'en.alfa-1'],
+        ], $this->entryData());
+    }
+
     #[Test]
     public function if_an_entry_has_an_origin_it_duplicates_the_root_origin()
     {

From 37a7293251546f889c2989ee32b0086f1ff01baf Mon Sep 17 00:00:00 2001
From: Marco Rieser <marco@rieser.dev>
Date: Tue, 26 Aug 2025 21:51:19 +0200
Subject: [PATCH 3/4] Remove docblock

---
 src/Actions/DuplicateEntry.php | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/Actions/DuplicateEntry.php b/src/Actions/DuplicateEntry.php
index 26a3a63e520..68189e408e5 100644
--- a/src/Actions/DuplicateEntry.php
+++ b/src/Actions/DuplicateEntry.php
@@ -178,10 +178,6 @@ public function redirect($items, $values)
         return $this->newItems->first()->editUrl();
     }
 
-    /**
-     * @param Entry $original
-     * @return void
-     */
     private function suspendPropagation(Entry $original): void
     {
         $original->collection()->propagate(false);

From 731f4607edeab3cb0061f3054127f254eded2c2f Mon Sep 17 00:00:00 2001
From: Marco Rieser <marco@rieser.dev>
Date: Tue, 26 Aug 2025 21:52:13 +0200
Subject: [PATCH 4/4] Rename test

---
 tests/Actions/DuplicateEntryTest.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/Actions/DuplicateEntryTest.php b/tests/Actions/DuplicateEntryTest.php
index 3edc671801e..80982519ff4 100644
--- a/tests/Actions/DuplicateEntryTest.php
+++ b/tests/Actions/DuplicateEntryTest.php
@@ -434,7 +434,7 @@ public function it_duplicates_an_entry_from_a_non_default_site()
     }
 
     #[Test]
-    public function it_duplicates_an_entry_with_localizations_only_once()
+    public function it_duplicates_an_entry_with_localizations_without_propagating()
     {
         $this->setSites([
             'en' => ['url' => 'http://domain.com/', 'locale' => 'en'],