yii2

问题 I have grid view in which there are 8 items. But the count is displaying Showing 1-8 of 10 items. Controller code public function actionViewsetpdf($id) { $model = $this->findModel($id); $session = Yii::$app->session; $sqla = $session->get('result'); $session = Yii::$app->session; $cnt = $session->get('count'); $dataProvider = new SqlDataProvider([ 'sql' => $sqla, 'totalCount'=>$cnt, 'pagination' => [ 'pageSize' => 20, ], ]); return $this->render('viewsetpdf', [ 'dataProvider' => $dataProvider

问题 I'm trying to create paging in an application with the following custom rules 'enablePrettyUrl' => true, 'rules' => [ '/<id:\d+>' => 'news/view', '/<link>' => 'news/view', '/<technology>/<news>' => 'category/index', '/<technology>/<tags>/<title>' => 'category/tag', '<controller:\w+>/<action:\w+>/<id:\d+>' =>'<controller>/<action>', '<controller:\w+>/<action:\w+>' => '<controller>/<action>',] So how do I write the rule for paging which creates a url like this http://localhost/project/frontend

问题 i want to build blog application using YII 2, i use the tbl_lookup table to store the mapping between integer values and textual representations that are needed by other data objects. i modify the Lookup model class as follows to more easily access the textual data in the table. here my code : <?php namespace common\models; use Yii; ?> class Lookup extends \yii\db\ActiveRecord { private static $_items=array(); public static function tableName() { return '{{%lookup}}'; } public static function

问题 After tackling this other question we would now like to check if the authenticated user can view, update or delete an existing record. Since checkAccess() is called by default in all restAction s the following seemed the most logic thing to try: public function checkAccess($action, $model = null, $params = []) { if(in_array($action, ['view', 'update', 'delete'])) { if(Yii::$app->user->identity->customer->id === null || $model->customer_id !== Yii::$app->user->identity->customer->id) { throw

问题 I am building stateless restfull API in Yii2. So I created new APP in my advanced app layout (as preferred by Yii2 creators) and configure all necessary things and API worked. Now I want to make it stateless - I want to disable session and I want it to be accomplished in config/main.php inside my API app to ensure it as global setting. Also I want to disable cookies and auto login. What I have been playing now so far is inside Module class <?php namespace api\modules\v1; use \app\models\User;

问题 In my application, when a user signs up, a customer is created in stripe . A subscription is also created for that customer on trial basis. When that trial period ends, the customer is charged. I have a web-hook for events happening in stripe so whenever charge.succeeded occurs, I make some changes in my database. I need to retrieve the customer id form the event object that is posted from the stripe. and I am doing it like this: $stripeCustomerId = $event->customer; Now when I checked in

问题 We have a problem retrieving uploaded image from postgres database with yii2 we store image with that way to the db: $data = pg_escape_bytea(file_get_contents($model->CheckIfAvatarExists(Yii::$app->user->identity->username))); $profile->passphoto = new Expression("'{$data}'"); $profile->save(); stores image perfectly but when we try to display image, it is not working: header('Content-type: image/png'); echo pg_unescape_bytea( $profile->passphoto); I think the big problem is data after

问题 As default, error message coming on keyup and after pressing submit button in form (If any error exist for that particular attribute). Which Is Ok. Working perfectly fine. But, Is it possible to disable error message on key up ? Means, error message, if any, should come only on pressing submit button. View <?php $form = ActiveForm::begin([ 'id' => 'register-form']); ?> <?= $form->field($model, 'first_name',['inputOptions' => ['class' => 'form-control fname','placeholder'=>'First Name']])-

问题 Simple question. I use Yii2 advanced template. In apache I have DocumentRoot "{$path}/www/yii-application1/frontend/web" . How can I access /www/yii-application1/uploads in order to show image to user? Following code does not work: <?php echo Html::img('../../uploads/ring.jpg') ?> It works with DocumentRoot "{$path}/www/yii-application1/" . But in this case an index page of website looks like domain.com/frontend/web . But I need just domain.com . 回答1: Step : 1 First create .htaccess file in

问题 consider the below example... class Customers extends ActiveRecord { public function getOrders() { return $this->hasMany(Orders::className(), ['customer_id' => 'id']); } public function getOrderItems() { return $this->hasMany(OrderItems::className(), ['order_id' => 'id']) ->via('orders'); } } how i can generate any one of the follwing query from the getOrderItems() relation SELECT * FROM `order-items` LEFT JOIN `orders` ON `orders`.`id` = `order-items`.`order_id` LEFT JOIN `customers` ON