MAGETWO-70819: Widget with condition "special date to"

Author: Stanislav Idolov

app/code/Magento/CatalogWidget/Block/Product/ProductsList.php

@@ -259,6 +259,14 @@ protected function getConditions()
             $conditions = $this->conditionsHelper->decode($conditions);
         }
 
+        foreach ($conditions as $key => $condition) {
+            if (!empty($condition['attribute'])
+                && in_array($condition['attribute'], ['special_from_date', 'special_to_date'])
+            ) {
+                $conditions[$key]['value'] = date('Y-m-d H:i:s', strtotime($condition['value']));
+            }
+        }
+
         $this->rule->loadPost(['conditions' => $conditions]);
         return $this->rule->getConditions();
     }

app/code/Magento/CatalogWidget/Test/Unit/Block/Product/ProductsListTest.php

@@ -288,6 +288,11 @@ public function testCreateCollection($pagerEnable, $productsCount, $productsPerP
         $this->collectionFactory->expects($this->once())->method('create')->willReturn($collection);
         $this->productsList->setData('conditions_encoded', 'some_serialized_conditions');
 
+        $this->widgetConditionsHelper->expects($this->once())
+            ->method('decode')
+            ->with('some_serialized_conditions')
+            ->willReturn([]);
+
         $this->builder->expects($this->once())->method('attachConditionToCollection')
             ->with($collection, $this->getConditionsForCollection($collection))
             ->willReturnSelf();