From 8b727b4cf8cfc3551609536086e940b5f964be23 Mon Sep 17 00:00:00 2001
From: Maxime Fabre <ehtnam6@gmail.com>
Date: Sun, 4 Sep 2016 10:01:22 +0200
Subject: [PATCH] Add ability to disable touching of parent when toggling
 relation

---
 .../Eloquent/Relations/BelongsToMany.php        |  5 +++--
 .../DatabaseEloquentBelongsToManyTest.php       | 17 +++++++++++++++++
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/src/Illuminate/Database/Eloquent/Relations/BelongsToMany.php b/src/Illuminate/Database/Eloquent/Relations/BelongsToMany.php
index 1811e0309628..f24b0556d354 100755
--- a/src/Illuminate/Database/Eloquent/Relations/BelongsToMany.php
+++ b/src/Illuminate/Database/Eloquent/Relations/BelongsToMany.php
@@ -801,9 +801,10 @@ public function createMany(array $records, array $joinings = [])
      * Each existing model is detached, and non existing ones are attached.
      *
      * @param  mixed  $ids
+     * @param  bool   $touch
      * @return array
      */
-    public function toggle($ids)
+    public function toggle($ids, $touch = true)
     {
         $changes = [
             'attached' => [], 'detached' => [],
@@ -849,7 +850,7 @@ public function toggle($ids)
             $changes['attached'] = array_keys($attach);
         }
 
-        if (count($changes['attached']) || count($changes['detached'])) {
+        if ($touch && (count($changes['attached']) || count($changes['detached']))) {
             $this->touchIfTouching();
         }
 
diff --git a/tests/Database/DatabaseEloquentBelongsToManyTest.php b/tests/Database/DatabaseEloquentBelongsToManyTest.php
index 491852b3ef45..0ec041b10da9 100755
--- a/tests/Database/DatabaseEloquentBelongsToManyTest.php
+++ b/tests/Database/DatabaseEloquentBelongsToManyTest.php
@@ -582,6 +582,23 @@ public function toggleMethodListProvider()
         ];
     }
 
+    public function testToggleMethodCanLeaveRelatedTimestampsIntact()
+    {
+        $relation = $this->getMockBuilder('Illuminate\Database\Eloquent\Relations\BelongsToMany')->setMethods(['attach', 'detach'])->setConstructorArgs($this->getRelationArguments())->getMock();
+        $query = m::mock('stdClass');
+        $query->shouldReceive('from')->once()->with('user_role')->andReturn($query);
+        $query->shouldReceive('where')->once()->with('user_id', 1)->andReturn($query);
+        $relation->getQuery()->shouldReceive('getQuery')->andReturn($mockQueryBuilder = m::mock('StdClass'));
+        $mockQueryBuilder->shouldReceive('newQuery')->once()->andReturn($query);
+        $query->shouldReceive('pluck')->once()->with('role_id')->andReturn(new BaseCollection([1, 2, 3]));
+        $relation->expects($this->once())->method('attach')->with($this->equalTo(['x' => []]), $this->equalTo([]), $this->equalTo(false));
+        $relation->expects($this->once())->method('detach')->with($this->equalTo([2, 3]));
+        $relation->getRelated()->shouldNotReceive('touches');
+        $relation->getParent()->shouldNotReceive('touches');
+
+        $this->assertEquals(['attached' => ['x'], 'detached' => [2, 3]], $relation->toggle([2, 3, 'x'], false));
+    }
+
     public function testToggleMethodTogglesIntermediateTableWithGivenArrayAndAttributes()
     {
         $relation = $this->getMockBuilder('Illuminate\Database\Eloquent\Relations\BelongsToMany')->setMethods(['attach', 'detach', 'touchIfTouching', 'updateExistingPivot'])->setConstructorArgs($this->getRelationArguments())->getMock();