Fix for Yii 2.0.14 compatibility. Has many relations were not saved. (#25)

CHANGELOG.md

@@ -1,6 +1,9 @@
 # Yii2 Active Record Save Relations Behavior Change Log
 
 ## [1.4.0]
+### Fixed
+- Bug #25: Fix for Yii 2.0.14 compatibility. Has many relations were not saved. (thx @SanChes-tanker)
+
 ### Added
 - Enh #15: Allow to save extra columns to junction table (thx @sspat)
 

src/SaveRelationsBehavior.php

@@ -24,15 +24,20 @@ class SaveRelationsBehavior extends Behavior
 
     public $relations = [];
     private $_relations = [];
-    private $_oldRelationValue = [];
+    private $_oldRelationValue = []; // Store initial relations value
+    private $_newRelationValue = []; // Store update relations value
     private $_relationsSaveStarted = false;
     private $_transaction;
 
+
     private $_relationsScenario = [];
     private $_relationsExtraColumns = [];
 
     //private $_relationsCascadeDelete = []; //TODO
 
+    /**
+     * @inheritdoc
+     */
     public function init()
     {
         parent::init();
@@ -55,6 +60,9 @@ class SaveRelationsBehavior extends Behavior
         }
     }
 
+    /**
+     * @inheritdoc
+     */
     public function events()
     {
         return [
@@ -122,20 +130,6 @@ class SaveRelationsBehavior extends Behavior
     }
 
     /**
-     * Set the named single relation with the given value
-     * @param $name
-     * @param $value
-     */
-    protected function setSingleRelation($name, $value)
-    {
-        $relation = $this->owner->getRelation($name);
-        if (!($value instanceof $relation->modelClass)) {
-            $value = $this->processModelAsArray($value, $relation);
-        }
-        $this->owner->populateRelation($name, $value);
-    }
-
-    /**
      * Set the named multiple relation with the given value
      * @param $name
      * @param $value
@@ -159,6 +153,7 @@ class SaveRelationsBehavior extends Behavior
                 $newRelations[] = $this->processModelAsArray($entry, $relation);
             }
         }
+        $this->_newRelationValue[$name] = $newRelations;
         $this->owner->populateRelation($name, $newRelations);
     }
 
@@ -222,6 +217,21 @@ class SaveRelationsBehavior extends Behavior
     }
 
     /**
+     * Set the named single relation with the given value
+     * @param $name
+     * @param $value
+     */
+    protected function setSingleRelation($name, $value)
+    {
+        $relation = $this->owner->getRelation($name);
+        if (!($value instanceof $relation->modelClass)) {
+            $value = $this->processModelAsArray($value, $relation);
+        }
+        $this->_newRelationValue[$name] = $value;
+        $this->owner->populateRelation($name, $value);
+    }
+
+    /**
      * Before the owner model validation, save related models.
      * For `hasOne()` relations, set the according foreign keys of the owner model to be able to validate it
      * @param ModelEvent $event
@@ -349,6 +359,34 @@ class SaveRelationsBehavior extends Behavior
     }
 
     /**
+     * Attach errors to owner relational attributes
+     * @param $relationModel
+     * @param $owner
+     * @param $relationName
+     * @param $pettyRelationName
+     */
+    private function _addError($relationModel, $owner, $relationName, $pettyRelationName)
+    {
+        foreach ($relationModel->errors as $attributeErrors) {
+            foreach ($attributeErrors as $error) {
+                $owner->addError($relationName, "{$pettyRelationName}: {$error}");
+            }
+        }
+    }
+
+    /**
+     * Rollback transaction if any
+     * @throws DbException
+     */
+    private function _rollback()
+    {
+        if (($this->_transaction instanceof Transaction) && $this->_transaction->isActive) {
+            $this->_transaction->rollBack(); // If anything goes wrong, transaction will be rolled back
+            Yii::info("Rolling back", __METHOD__);
+        }
+    }
+
+    /**
      * Link the related models.
      * If the models have not been changed, nothing will be done.
      * Related records will be linked to the owner model using the BaseActiveRecord `link()` method.
@@ -359,6 +397,10 @@ class SaveRelationsBehavior extends Behavior
             /** @var BaseActiveRecord $model */
             $model = $this->owner;
             $this->_relationsSaveStarted = true;
+            // Populate relations with updated values
+            foreach ($this->_newRelationValue as $name => $value) {
+                $this->owner->populateRelation($name, $value);
+            }
             try {
                 foreach ($this->_relations as $relationName) {
                     if (array_key_exists($relationName, $this->_oldRelationValue)) { // Relation was not set, do nothing...
@@ -456,26 +498,6 @@ class SaveRelationsBehavior extends Behavior
     }
 
     /**
-     * Populates relations with input data
-     * @param array $data
-     */
-    public function loadRelations($data)
-    {
-        /** @var BaseActiveRecord $model */
-        $model = $this->owner;
-        foreach ($this->_relations as $relationName) {
-            $relation = $model->getRelation($relationName);
-            $modelClass = $relation->modelClass;
-            /** @var BaseActiveRecord $relationalModel */
-            $relationalModel = new $modelClass;
-            $formName = $relationalModel->formName();
-            if (array_key_exists($formName, $data)) {
-                $model->{$relationName} = $data[$formName];
-            }
-        }
-    }
-
-    /**
      * Return array of columns to save to the junction table for a related model having a many-to-many relation.
      * @param string $relationName
      * @param BaseActiveRecord $model
@@ -529,27 +551,22 @@ class SaveRelationsBehavior extends Behavior
     }
 
     /**
-     * Attach errors to owner relational attributes
-     * @param $relationModel
-     * @param $owner
-     * @param $relationName
-     * @param $pettyRelationName
-     * @return array
+     * Populates relations with input data
+     * @param array $data
      */
-    private function _addError($relationModel, $owner, $relationName, $pettyRelationName)
+    public function loadRelations($data)
     {
-        foreach ($relationModel->errors as $attributeErrors) {
-            foreach ($attributeErrors as $error) {
-                $owner->addError($relationName, "{$pettyRelationName}: {$error}");
+        /** @var BaseActiveRecord $model */
+        $model = $this->owner;
+        foreach ($this->_relations as $relationName) {
+            $relation = $model->getRelation($relationName);
+            $modelClass = $relation->modelClass;
+            /** @var BaseActiveRecord $relationalModel */
+            $relationalModel = new $modelClass;
+            $formName = $relationalModel->formName();
+            if (array_key_exists($formName, $data)) {
+                $model->{$relationName} = $data[$formName];
             }
         }
     }
-
-    private function _rollback()
-    {
-        if (($this->_transaction instanceof Transaction) && $this->_transaction->isActive) {
-            $this->_transaction->rollBack(); // If anything goes wrong, transaction will be rolled back
-            Yii::info("Rolling back", __METHOD__);
-        }
-    }
 }

tests/SaveRelationsBehaviorTest.php

@@ -336,7 +336,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
     public function testSaveNewHasManyRelationWithCompositeFksShouldSucceed()
     {
         $project = Project::findOne(1);
-        $this->assertEquals(2, count($project->links), 'Project should have 2 links before save');
+        $this->assertCount(2, $project->links, 'Project should have 2 links before save');
         $link = new Link();
         $link->language = 'fr';
         $link->name = 'windows10';
@@ -370,7 +370,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
     public function testSaveNewHasManyRelationWithCompositeFksAsArrayShouldSucceed()
     {
         $project = Project::findOne(1);
-        $this->assertEquals(2, count($project->links), 'Project should have 2 links before save');
+        $this->assertCount(2, $project->links, 'Project should have 2 links before save');
         $links = [
             ['language' => 'fr', 'name' => 'windows10', 'link' => 'https://www.microsoft.com/fr-fr/windows/features'],
             ['language' => 'en', 'name' => 'windows10', 'link' => 'https://www.microsoft.com/en-us/windows/features']
@@ -394,7 +394,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
     public function testSaveUpdatedHasManyRelationWithCompositeFksAsArrayShouldSucceed()
     {
         $project = Project::findOne(1);
-        $this->assertEquals(2, count($project->links), 'Project should have 2 links before save');
+        $this->assertCount(2, $project->links, 'Project should have 2 links before save');
         $links = $project->links;
         $links[1]->link = "http://www.otherlink.com/";
         $project->links = $links;
@@ -436,7 +436,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
         $users = User::findAll([1, 3]);
         $this->assertCount(0, $project->users, 'Project should have 0 users before save');
         $project->users = $users; // Add users
-        $this->assertEquals(2, count($project->users), 'Project should have 2 users after assignment');
+        $this->assertCount(2, $project->users, 'Project should have 2 users after assignment');
         $this->assertTrue($project->save(), 'Project could not be saved');
         $this->assertCount(2, $project->users, 'Project should have 2 users after save');
         $this->assertEquals(2, $project->company_id, 'Company ID is not the one expected');
@@ -497,7 +497,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
         $project = new Project();
         $user = User::findOne(1);
         $project->users = $user;
-        $this->assertEquals(1, count($project->users), 'Project should have 1 users after assignment');
+        $this->assertCount(1, $project->users, 'Project should have 1 users after assignment');
     }
 
     public function testAssignSingleEmptyObjectToHasManyRelationShouldSucceed()
@@ -505,7 +505,7 @@ class SaveRelationsBehaviorTest extends \PHPUnit_Framework_TestCase
         $project = new Project();
         $user = User::findOne(1);
         $project->users = null;
-        $this->assertEquals(0, count($project->users), 'Project should have 0 users after assignment');
+        $this->assertCount(0, $project->users, 'Project should have 0 users after assignment');
     }
 
     public function testChangeHasOneRelationWithAnotherObject()