add EditAction

Author: ZAYEC77

README.md

@@ -12,6 +12,8 @@ Allows save in integer field bit array.
 Allows get lists from ActiveRecord.
 ### PasswordTrait
 Easy work with password.
+### EditAction
+Action for AJAX record update.
 
 ## Installation
 ```bash

composer.json

@@ -28,7 +28,7 @@
     "minimum-stability": "dev",
     "require": {
         "php": ">=5.4.0",
-        "yiisoft/yii2": ">=2.0.0"
+        "yiisoft/yii2": ">=2.0.6"
     },
     "autoload": {
         "psr-4": {

src/EditAction.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace nullref\useful;
+
+use Yii;
+use yii\base\Action;
+use yii\base\InvalidConfigException;
+use yii\db\ActiveRecord;
+use yii\web\NotFoundHttpException;
+
+/**
+ * Action for AJAX record update
+ */
+class EditAction extends Action
+{
+    /** @var callable */
+    public $findModel;
+
+    /** @var callable */
+    public $filter;
+
+    /**
+     * Check if action has valid findModel method
+     */
+    public function init()
+    {
+        parent::init();
+        if (is_callable($this->findModel)){
+            throw new InvalidConfigException('findModel must be set');
+        }
+    }
+
+    /**
+     * Set new attribute value and save AR
+     * @throws NotFoundHttpException
+     */
+    public function run()
+    {
+        if (!Yii::$app->request->isAjax) {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+        $post = Yii::$app->request->post();
+
+        if (!(empty($post['pk']) || empty($post['name']) || !isset($post['value']))) {
+            /** @var ActiveRecord $model */
+            $model = call_user_func($this->findModel, $post['pk']);
+            $attribute = $post['name'];
+            $value = $post['value'];
+            if (is_callable($this->filter)) {
+                $value = call_user_func($this->filter, $value, $attribute);
+            }
+            $model->$attribute = $value;
+            $model->save();
+        }
+    }
+}