function template_preprocess_responsive_image_formatter
Same name in other branches
- 9 core/modules/responsive_image/responsive_image.module \template_preprocess_responsive_image_formatter()
- 8.9.x core/modules/responsive_image/responsive_image.module \template_preprocess_responsive_image_formatter()
- 11.x core/modules/responsive_image/responsive_image.module \template_preprocess_responsive_image_formatter()
Prepares variables for responsive image formatter templates.
Default template: responsive-image-formatter.html.twig.
Parameters
array $variables: An associative array containing:
- item: An ImageItem object.
- item_attributes: An optional associative array of HTML attributes to be placed in the img tag.
- responsive_image_style_id: A responsive image style.
- url: An optional \Drupal\Core\Url object.
File
-
core/
modules/ responsive_image/ responsive_image.module, line 92
Code
function template_preprocess_responsive_image_formatter(&$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'] = [
'#type' => 'responsive_image',
'#responsive_image_style_id' => $variables['responsive_image_style_id'],
];
}
else {
$variables['responsive_image'] = [
'#theme' => 'image',
];
}
$item = $variables['item'];
$attributes = [];
// Do not output an empty 'title' attribute.
if (!is_null($item->title) && mb_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 ([
'width',
'height',
] as $key) {
$variables['responsive_image']["#{$key}"] = $item->{$key};
}
$variables['responsive_image']['#attributes'] = $attributes;
}
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