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<?php
/**
* @file
*/
use Drupal\Core\Render\Element;
/**
* Prepares variables for image widget templates.
*
* Default template: image-widget.html.twig.
*
* @param array $variables
* An associative array containing:
* - element: A render element representing the image field widget.
*/
function template_preprocess_image_widget(&$variables): void {
$element = $variables['element'];
$variables['attributes'] = ['class' => ['image-widget', 'js-form-managed-file', 'form-managed-file', 'clearfix']];
$variables['data'] = [];
foreach (Element::children($element) as $child) {
$variables['data'][$child] = $element[$child];
}
}
/**
* Prepares variables for image formatter templates.
*
* Default template: image-formatter.html.twig.
*
* @param array $variables
* An associative array containing:
* - item: An ImageItem object.
* - item_attributes: An optional associative array of html attributes to be
* placed in the img tag.
* - image_style: An optional image style.
* - url: An optional \Drupal\Core\Url object.
*/
function template_preprocess_image_formatter(&$variables): void {
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 = $variables['item'];
// Do not output an empty 'title' attribute.
if (!is_null($item->title) && mb_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;
}
}
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