function Html::serialize

Same name and namespace in other branches
  1. 11.x core/lib/Drupal/Component/Utility/Html.php \Drupal\Component\Utility\Html::serialize()

Converts the body of a \DOMDocument back to an HTML snippet.

The function serializes the body part of a \DOMDocument back to an (X)HTML snippet. The resulting (X)HTML snippet will be properly formatted to be compatible with HTML user agents.

Parameters

\DOMDocument $document: A \DOMDocument object to serialize, only the tags below the first <body> node will be converted.

Return value

string A valid (X)HTML snippet, as a string.

12 calls to Html::serialize()
EditorFileReference::process in core/modules/editor/src/Plugin/Filter/EditorFileReference.php
FilterAlign::process in core/modules/filter/src/Plugin/Filter/FilterAlign.php
FilterHtml::filterAttributes in core/modules/filter/src/Plugin/Filter/FilterHtml.php
Provides filtering of tag attributes into accepted HTML.
Html::transformRootRelativeUrlsToAbsolute in core/lib/Drupal/Component/Utility/Html.php
Converts all root-relative URLs to absolute URLs.
HtmlTest::testSerialize in core/tests/Drupal/Tests/Component/Utility/HtmlTest.php
Tests Html::serialize().

... See full list

File

core/lib/Drupal/Component/Utility/Html.php, line 308

Class

Html
Provides DOMDocument helpers for parsing and serializing HTML strings.

Namespace

Drupal\Component\Utility

Code

public static function serialize(\DOMDocument $document) {
  $body_node = $document->getElementsByTagName('body')
    ->item(0);
  $html = '';
  if ($body_node !== NULL) {
    foreach ($body_node->getElementsByTagName('script') as $node) {
      static::escapeCdataElement($node);
    }
    foreach ($body_node->getElementsByTagName('style') as $node) {
      static::escapeCdataElement($node, '/*', '*/');
    }
    foreach ($body_node->childNodes as $node) {
      $html .= $document->saveXML($node);
    }
  }
  return $html;
}

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