template_preprocess_responsive_image_formatter(&$variables)
Prepares variables for responsive image formatter templates.
Default template: responsive-image-formatter.html.twig.
Parameters
array $variables: An associative array containing:
- item: An ImageItem object.
- item_attributes: An optional associative array of HTML attributes to be placed in the img tag.
- responsive_image_style_id: A responsive image style.
- url: An optional \Drupal\Core\Url object.
File
- core/modules/responsive_image/responsive_image.module, line 96
- Responsive image display formatter for image fields.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | function template_preprocess_responsive_image_formatter(&$variables) { // Provide fallback to standard image if valid responsive image style is not // provided in the responsive image formatter. $responsive_image_style = ResponsiveImageStyle::load($variables['responsive_image_style_id']); if ($responsive_image_style) { $variables['responsive_image'] = array( '#type' => 'responsive_image', '#responsive_image_style_id' => $variables['responsive_image_style_id'], ); } else { $variables['responsive_image'] = array( '#theme' => 'image', ); } $item = $variables['item']; $attributes = array(); // Do not output an empty 'title' attribute. if (Unicode::strlen($item->title) != 0) { $attributes['title'] = $item->title; } $attributes['alt'] = $item->alt; // Need to check that item_attributes has a value since it can be NULL. if ($variables['item_attributes']) { $attributes += $variables['item_attributes']; } if (($entity = $item->entity) && empty($item->uri)) { $variables['responsive_image']['#uri'] = $entity->getFileUri(); } else { $variables['responsive_image']['#uri'] = $item->uri; } foreach (array('width', 'height') as $key) { $variables['responsive_image']["#$key"] = $item->$key; } $variables['responsive_image']['#attributes'] = $attributes;} |
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