/**
* Preprocess input.
*/
function bootstrap_preprocess_input(&$variables)
{
$element =& $variables['element'];
$attributes = new Attribute($variables['attributes']);
// Set the element's attributes.
\Drupal\Core\Render\Element::setAttributes($element, array('id', 'name', 'value', 'type'));
// Handle button inputs.
if (_bootstrap_is_button($element)) {
$variables['attributes']['class'][] = 'btn';
_bootstrap_colorize_button($variables);
_bootstrap_iconize_button($element);
// Add button size, if necessary.
if ($size = bootstrap_setting('button_size')) {
$variables['attributes']['class'][] = $size;
}
// Add in the button type class.
$variables['attributes']['class'][] = 'form-' . $element['#type'];
$variables['label'] = $element['#value'];
}
_bootstrap_prerender_input($variables);
// Autocomplete fields.
if (!empty($element['#autocomplete_route_name']) && Drupal::PathValidator($element['#autocomplete_route_name'])) {
$variables['autocomplete'] = TRUE;
// Attributes for hidden input field.
$autocomplete_attributes = new Attribute();
$autocomplete_attributes['type'] = 'hidden';
$autocomplete_attributes['id'] = $element['#attributes']['id'] . '-autocomplete';
$autocomplete_attributes['value'] = Drupal::Url($element['#autocomplete_route_name'], $element['#autocomplete_route_parameters']);
$autocomplete_attributes['disabled'] = 'disabled';
$autocomplete_attributes['class'] = 'autocomplete';
// Uses icon for autocomplete "throbber".
$icon = _bootstrap_icon('refresh');
// Fallback to using core's throbber.
if (empty($icon)) {
$icon = array('#type' => 'container', '#attributes' => array('class' => array('ajax-progress', 'ajax-progress-throbber', 'invisible')), 'throbber' => array('#type' => 'html_tag', '#tag' => 'div', '#attributes' => array('class' => array('throbber'))));
}
$variables['autocomplete_icon'] = $icon;
$variables['autocomplete_attributes'] = $autocomplete_attributes;
}
// Search fields.
if ($element['#type'] == 'search') {
$attributes['placeholder'] = t('Search');
$attributes['data-original-title'] = t('Enter the terms you wish to search for.');
}
// Additional Twig variables.
$variables['icon'] = $element['#icon'];
$variables['element'] = $element;
}
/**
* Overrides theme_menu_local_action().
*/
function bootstrap_menu_local_action($variables)
{
$link = $variables['element']['#link'];
$options = isset($link['localized_options']) ? $link['localized_options'] : array();
// If the title is not HTML, sanitize it.
if (empty($options['html'])) {
$link['title'] = check_plain($link['title']);
}
$icon = _bootstrap_iconize_button($link['title']);
// Format the action link.
$output = '<li>';
if (isset($link['href'])) {
// Turn link into a mini-button and colorize based on title.
if ($class = _bootstrap_colorize_button($link['title'])) {
if (!isset($options['attributes']['class'])) {
$options['attributes']['class'] = array();
}
$string = is_string($options['attributes']['class']);
if ($string) {
$options['attributes']['class'] = explode(' ', $options['attributes']['class']);
}
$options['attributes']['class'][] = 'btn';
$options['attributes']['class'][] = 'btn-xs';
$options['attributes']['class'][] = $class;
if ($string) {
$options['attributes']['class'] = implode(' ', $options['attributes']['class']);
}
}
// Force HTML so we can add the icon rendering element.
$options['html'] = TRUE;
$output .= l($icon . $link['title'], $link['href'], $options);
} else {
$output .= $icon . $link['title'];
}
$output .= "</li>\n";
return $output;
}
