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69 lines
2.1 KiB
69 lines
2.1 KiB
<?php |
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/** |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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namespace yii\web; |
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use Yii; |
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use yii\base\Component; |
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use yii\helpers\Json; |
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/** |
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* JsonResponseFormatter formats the given data into a JSON or JSONP response content. |
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* |
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* It is used by [[Response]] to format response data. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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class JsonResponseFormatter extends Component implements ResponseFormatterInterface |
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{ |
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/** |
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* @var boolean whether to use JSONP response format. When this is true, the [[Response::data|response data]] |
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* must be an array consisting of `data` and `callback` members. The latter should be a JavaScript |
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* function name while the former will be passed to this function as a parameter. |
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*/ |
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public $useJsonp = false; |
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/** |
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* Formats the specified response. |
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* @param Response $response the response to be formatted. |
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*/ |
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public function format($response) |
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{ |
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if ($this->useJsonp) { |
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$this->formatJsonp($response); |
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} else { |
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$this->formatJson($response); |
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} |
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} |
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/** |
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* Formats response data in JSON format. |
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* @param Response $response |
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*/ |
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protected function formatJson($response) |
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{ |
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$response->getHeaders()->set('Content-Type', 'application/json; charset=UTF-8'); |
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$response->content = Json::encode($response->data); |
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} |
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/** |
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* Formats response data in JSONP format. |
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* @param Response $response |
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*/ |
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protected function formatJsonp($response) |
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{ |
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$response->getHeaders()->set('Content-Type', 'application/javascript; charset=UTF-8'); |
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if (is_array($response->data) && isset($response->data['data'], $response->data['callback'])) { |
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$response->content = sprintf('%s(%s);', $response->data['callback'], Json::encode($response->data['data'])); |
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} else { |
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$response->content = ''; |
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Yii::warning("The 'jsonp' response requires that the data be an array consisting of both 'data' and 'callback' elements.", __METHOD__); |
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} |
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} |
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}
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