public static function Html::load in Service Container 7

Same name and namespace in other branches

7.2 lib/Drupal/Component/Utility/Html.php \Drupal\Component\Utility\Html::load()

Parses an HTML snippet and returns it as a DOM object.

This function loads the body part of a partial (X)HTML document and returns a full \DOMDocument object that represents this document.

Use \Drupal\Component\Utility\Html::serialize() to serialize this \DOMDocument back to a string.

Parameters

string $html: The partial (X)HTML snippet to load. Invalid markup will be corrected on import.

Return value

\DOMDocument A \DOMDocument that represents the loaded (X)HTML snippet.

1 call to Html::load()

Html::normalize in lib/Drupal/Component/Utility/Html.php: Normalizes an HTML snippet.

File

lib/Drupal/Component/Utility/Html.php, line 257: Contains \Drupal\Component\Utility\Html.

Class

Html: Provides DOMDocument helpers for parsing and serializing HTML strings.

Namespace

Drupal\Component\Utility

Code

public static function load($html) {
  $document = <<<EOD
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head>
<body>!html</body>
</html>
EOD;

  // PHP's \DOMDocument serialization adds extra whitespace when the markup
  // of the wrapping document contains newlines, so ensure we remove all
  // newlines before injecting the actual HTML body to be processed.
  $document = strtr($document, array(
    "\n" => '',
    '!html' => $html,
  ));
  $dom = new \DOMDocument();

  // Ignore warnings during HTML soup loading.
  @$dom
    ->loadHTML($document);
  return $dom;
}

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