function template_preprocess_image_url_formatter in Image URL Formatter 8

Returns HTML for an image url field formatter.

Parameters

array $variables: An associative array containing:

• item: An array of image data.
• image_style: An optional image style.
• path: An optional array containing the link 'path' and link 'options'.

File

./image_url_formatter.module, line 38

Add an URL formatter for image field

Code

function template_preprocess_image_url_formatter(&$variables) {
  $item = $variables['item'];
  $output = $item->entity
    ->createFileUrl(FALSE);
  if ($variables['image_style']) {
    $image['style_name'] = $variables['image_style'];
    $output = ImageStyle::load($image['style_name'])
      ->buildUrl($item->entity
      ->getFileUri());
  }
  $url_type = isset($variables['url_type']) ? $variables['url_type'] : 0;
  if ($url_type == 1) {
    $output = str_replace($GLOBALS['base_url'], '', $output);
  }
  elseif ($url_type == 2) {
    $output = str_replace($GLOBALS['base_url'] . '/', '', $output);
  }

  // The link path and link options are both optional, but for the options to be
  // processed, the link path must at least be an empty string.
  if (isset($variables['path']['path'])) {
    $path = $variables['path']['path'];
    $options = isset($variables['path']['options']) ? $variables['path']['options'] : [];

    // When displaying an image inside a link, the html option must be TRUE.
    $options['html'] = TRUE;
    $output = Link::fromTextAndUrl($output, $path, $options)
      ->toString();
  }
  $variables['image'] = $output;
}