public function InlineLinkExtractor::extract in Printer and PDF versions for Drupal 8+ 8

Same name and namespace in other branches

1. 2.x src/LinkExtractor/InlineLinkExtractor.php \Drupal\printable\LinkExtractor\InlineLinkExtractor::extract()

Highlight hrefs from links in the given HTML string.

Parameters

string $string: The HTML string to extract links from.

Return value

string The HTML string, with links highlighted.

Overrides LinkExtractorInterface::extract

File

src/LinkExtractor/InlineLinkExtractor.php, line 48

Class

InlineLinkExtractor

Link extractor.

Namespace

Drupal\printable\LinkExtractor

Code

public function extract($string) {
  $this->crawler
    ->addContent($string);
  $this->crawler
    ->filter('a')
    ->each(function (HtmlPageCrawler $anchor, $uri) {
    $href = $anchor
      ->attr('href');
    if ($href) {
      $url = $this
        ->urlFromHref($href);
      $anchor
        ->append(' (' . $url
        ->toString() . ')');
    }
  });
  return (string) $this->crawler;
}