public function PdfFormat::removeImageTokens in Printer and PDF versions for Drupal 8+ 8

Same name and namespace in other branches

1. 2.x modules/printable_pdf/src/Plugin/PrintableFormat/PdfFormat.php \Drupal\printable_pdf\Plugin\PrintableFormat\PdfFormat::removeImageTokens()

Remove tokens from images so we just get the path.

1 call to PdfFormat::removeImageTokens()

PdfFormat::getResponse in modules/printable_pdf/src/Plugin/PrintableFormat/PdfFormat.php

Returns the response object for this format plugin.

File

modules/printable_pdf/src/Plugin/PrintableFormat/PdfFormat.php, line 261

Class

PdfFormat

Provides a plugin to display a PDF version of a page.

Namespace

Drupal\printable_pdf\Plugin\PrintableFormat

Code

public function removeImageTokens($subject) {

  // We only need to do this for absolute paths, not external images, so
  // search for mentions of DRUPAL_ROOT.
  $next_pos = strpos($subject, DRUPAL_ROOT);
  while ($next_pos !== FALSE) {
    $have_matches = preg_match('/[\\s\'"]/', substr($subject, $next_pos), $matches, PREG_OFFSET_CAPTURE);
    $path_end = $have_matches ? $matches[0][1] : strlen($subject) - $next_pos + 1;
    $query_start = strpos(substr($subject, $next_pos, $path_end), '?');
    if ($query_start !== false) {
      $subject = substr($subject, 0, $next_pos + $query_start) . substr($subject, $next_pos + $path_end);
    }
    $next_pos = strpos($subject, DRUPAL_ROOT, $next_pos + $path_end - $query_start + 1);
  }
  return $subject;
}