template_preprocess_fieldset(&$variables)
Prepares variables for fieldset element templates.
Default template: fieldset.html.twig.
Parameters
array $variables: An associative array containing:
- element: An associative array containing the properties of the element. Properties used: #attributes, #children, #description, #id, #title, #value.
File
- core/includes/form.inc, line 192
- Functions for form and batch generation and processing.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | function template_preprocess_fieldset(&$variables) { $element = $variables['element']; Element::setAttributes($element, array('id')); RenderElement::setAttributes($element); $variables['attributes'] = isset($element['#attributes']) ? $element['#attributes'] : array(); $variables['prefix'] = isset($element['#field_prefix']) ? $element['#field_prefix'] : NULL; $variables['suffix'] = isset($element['#field_suffix']) ? $element['#field_suffix'] : NULL; $variables['title_display'] = isset($element['#title_display']) ? $element['#title_display'] : NULL; $variables['children'] = $element['#children']; $variables['required'] = !empty($element['#required']) ? $element['#required'] : NULL; if (isset($element['#title']) && $element['#title'] !== '') { $variables['legend']['title'] = ['#markup' => $element['#title']]; } $variables['legend']['attributes'] = new Attribute(); // Add 'visually-hidden' class to legend span. if ($variables['title_display'] == 'invisible') { $variables['legend_span']['attributes'] = new Attribute(array('class' => 'visually-hidden')); } else { $variables['legend_span']['attributes'] = new Attribute(); } if (!empty($element['#description'])) { $description_id = $element['#attributes']['id'] . '--description'; $description_attributes['id'] = $description_id; $variables['description']['attributes'] = new Attribute($description_attributes); $variables['description']['content'] = $element['#description']; // Add the description's id to the fieldset aria attributes. $variables['attributes']['aria-describedby'] = $description_id; } // Suppress error messages. $variables['errors'] = NULL;} |
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