protected function SpamspanDomTrait::toStringHtmlDocument in SpamSpan filter 8

Same name and namespace in other branches

1. 8.2 src/SpamspanDomTrait.php \Drupal\spamspan\SpamspanDomTrait::toStringHtmlDocument()

Convert DOM Document back to html.

Parameters

\DOMDocument $document: DOM Document.

Return value

string Html.

1 call to SpamspanDomTrait::toStringHtmlDocument()

SpamspanDomTrait::processAsDom in src/SpamspanDomTrait.php

Replaces email addresses using DOM and regex.

File

src/SpamspanDomTrait.php, line 117

Class

SpamspanDomTrait

Trait SpamspanDomTrait.

Namespace

Drupal\spamspan

Code

protected function toStringHtmlDocument(\DOMDocument $document) {
  foreach ($document->childNodes as $item) {
    if ($item->nodeType == XML_PI_NODE) {
      $document
        ->removeChild($item);
      break;
    }
  }

  // Use saveHTML(documentElement) instead of simply saveHTML() to prevent
  // utf-8 characters (e.g. accented letters) from being turned into entities
  // At the same time, this will strip the DOCTYPE.
  $div = $document
    ->getElementsByTagName("div")
    ->item(0);
  return implode('', array_map([
    $document,
    'saveHTML',
  ], iterator_to_array($div->childNodes)));
}