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vendor/yiisoft/yii2/web/XmlResponseFormatter.php 3.29 KB
abf1649b   andryeyev   Чистая установка ...
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  <?php
  /**
   * @link http://www.yiiframework.com/
   * @copyright Copyright (c) 2008 Yii Software LLC
   * @license http://www.yiiframework.com/license/
   */
  
  namespace yii\web;
  
  use DOMDocument;
  use DOMElement;
  use DOMText;
  use yii\base\Arrayable;
  use yii\base\Component;
  use yii\helpers\StringHelper;
  
  /**
   * XmlResponseFormatter formats the given data into an XML response content.
   *
   * It is used by [[Response]] to format response data.
   *
   * @author Qiang Xue <qiang.xue@gmail.com>
   * @since 2.0
   */
  class XmlResponseFormatter extends Component implements ResponseFormatterInterface
  {
      /**
       * @var string the Content-Type header for the response
       */
      public $contentType = 'application/xml';
      /**
       * @var string the XML version
       */
      public $version = '1.0';
      /**
       * @var string the XML encoding. If not set, it will use the value of [[Response::charset]].
       */
      public $encoding;
      /**
       * @var string the name of the root element.
       */
      public $rootTag = 'response';
      /**
       * @var string the name of the elements that represent the array elements with numeric keys.
       */
      public $itemTag = 'item';
  
  
      /**
       * Formats the specified response.
       * @param Response $response the response to be formatted.
       */
      public function format($response)
      {
          $charset = $this->encoding === null ? $response->charset : $this->encoding;
          if (stripos($this->contentType, 'charset') === false) {
              $this->contentType .= '; charset=' . $charset;
          }
          $response->getHeaders()->set('Content-Type', $this->contentType);
          if ($response->data !== null) {
              $dom = new DOMDocument($this->version, $charset);
              $root = new DOMElement($this->rootTag);
              $dom->appendChild($root);
              $this->buildXml($root, $response->data);
              $response->content = $dom->saveXML();
          }
      }
  
      /**
       * @param DOMElement $element
       * @param mixed $data
       */
      protected function buildXml($element, $data)
      {
          if (is_object($data)) {
              $child = new DOMElement(StringHelper::basename(get_class($data)));
              $element->appendChild($child);
              if ($data instanceof Arrayable) {
                  $this->buildXml($child, $data->toArray());
              } else {
                  $array = [];
                  foreach ($data as $name => $value) {
                      $array[$name] = $value;
                  }
                  $this->buildXml($child, $array);
              }
          } elseif (is_array($data)) {
              foreach ($data as $name => $value) {
                  if (is_int($name) && is_object($value)) {
                      $this->buildXml($element, $value);
                  } elseif (is_array($value) || is_object($value)) {
                      $child = new DOMElement(is_int($name) ? $this->itemTag : $name);
                      $element->appendChild($child);
                      $this->buildXml($child, $value);
                  } else {
                      $child = new DOMElement(is_int($name) ? $this->itemTag : $name);
                      $element->appendChild($child);
                      $child->appendChild(new DOMText((string) $value));
                  }
              }
          } else {
              $element->appendChild(new DOMText((string) $data));
          }
      }
  }