Class luya\helpers\RestHelper

All Classes | Methods

Inheritance	luya\helpers\RestHelper » luya\yii\helpers\RestHelper
Available since version	1.0.20
Source Code	https://github.com/luyadev/luya/blob/master/core/helpers/RestHelper.php

Rest API Helper.

Public Methods

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Method	Description	Defined By
sendArrayError()	Send Array validation error.	luya\yii\helpers\RestHelper
sendModelError()	Send Model errors with correct headers.	luya\yii\helpers\RestHelper

Method Details

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sendArrayError() public static method

Defined in: luya\yii\helpers\RestHelper::sendArrayError()

Send Array validation error.

Example input:

return $this->sendArrayError(['firstname' => 'Firstname cannot be blank']);

Example return value:

Array
(
    [0] => Array
        (
            [field] => firstname
            [message] => Firstname cannot be blank.
        )
)

public static array sendArrayError ( array $errors )
$errors	array	Provide an array with messages. Where key is the field and value the message.
return	array	Returns an array with field and message keys for each item.

Source code

                public static function sendArrayError(array $errors)
{
    Yii::$app->response->setStatusCode(422, 'Data Validation Failed.');
    $result = [];
    foreach ($errors as $key => $value) {
        $messages = (array) $value;
        foreach ($messages as $msg) {
            $result[] = ['field' => $key, 'message' => $msg];
        }
    }
    return $result;
}

sendModelError() public static method

Defined in: luya\yii\helpers\RestHelper::sendModelError()

Send Model errors with correct headers.

Helper method to correctly send model errors with the correct response headers.

Example return value:

Array
(
    [0] => Array
        (
            [field] => firstname
            [message] => Firstname cannot be blank.
        )
    [1] => Array
        (
            [field] => email
            [message] => Email cannot be blank.
        )
)

public static array sendModelError ( yii\base\Model $model )
$model	yii\base\Model	The model to find the first error.
return	array	If the model has errors InvalidParamException will be thrown, otherwise an array with message and field key.
throws	yii\base\InvalidParamException

Source code

                public static function sendModelError(Model $model)
{
    if (!$model->hasErrors()) {
        throw new InvalidParamException('The model as thrown an uknown Error.');
    }
    Yii::$app->response->setStatusCode(422, 'Data Validation Failed.');
    $result = [];
    foreach ($model->getFirstErrors() as $name => $message) {
        $result[] = [
            'field' => $name,
            'message' => $message,
        ];
    }
    return $result;
}