function template_preprocess_image_formatter_link_to_image_style_formatter in Image formatter link to image style 8
Prepares variables for image link to image style formatter templates.
Default template: image-formatter-link-to-image-style-formatter.html.twig.
Parameters
array $variables: An associative array containing:
- item: An ImageItem object.
- item_attributes: An optional associative array of html attributes to be placed in the img tag.
- url: A \Drupal\Core\Url object.
- url_attributes: An optional associative array of html attributes to be placed in the a tag.
- image_style: An optional image style.
File
- ./
image_formatter_link_to_image_style.field.inc, line 25 - Implement an image field, based on the file module's file field.
Code
function template_preprocess_image_formatter_link_to_image_style_formatter(array &$variables) {
if ($variables['image_style']) {
$variables['image'] = [
'#theme' => 'image_style',
'#style_name' => $variables['image_style'],
];
}
else {
$variables['image'] = [
'#theme' => 'image',
];
}
$variables['image']['#attributes'] = $variables['item_attributes'];
$item = $variables['item'];
// Do not output an empty 'title' attribute.
if (Unicode::strlen($item->title) != 0) {
$variables['image']['#title'] = $item->title;
}
if (($entity = $item->entity) && empty($item->uri)) {
$variables['image']['#uri'] = $entity
->getFileUri();
}
else {
$variables['image']['#uri'] = $item->uri;
}
foreach ([
'width',
'height',
'alt',
] as $key) {
$variables['image']["#{$key}"] = $item->{$key};
}
if (!empty($variables['url_attributes']['rel'])) {
$variables['url_rel'] = implode(' ', $variables['url_attributes']['rel']);
}
if (!empty($variables['url_attributes']['class'])) {
$variables['url_class'] = implode(' ', $variables['url_attributes']['class']);
}
}