/**
* {@inheritdoc}
*/
public function preprocessElement(Variables $variables, $hook, array $info)
{
$variables->element->map(['id', 'name', 'value', 'type']);
// Autocomplete.
if ($route = $variables->element->getProperty('autocomplete_route_name')) {
$variables['autocomplete'] = TRUE;
// Use an icon for autocomplete "throbber".
$icon = Bootstrap::glyphicon('refresh', ['#type' => 'html_tag', '#tag' => 'span', '#attributes' => ['class' => ['ajax-progress', 'ajax-progress-throbber', 'invisible']], 'throbber' => ['#type' => 'html_tag', '#tag' => 'span', '#attributes' => ['class' => ['throbber']]]]);
$variables->element->setProperty('input_group', TRUE);
$variables->element->setProperty('field_suffix', $icon);
}
// Create variables for #input_group and #input_group_button flags.
$variables['input_group'] = $variables->element->getProperty('input_group') || $variables->element->getProperty('input_group_button');
if ($variables['input_group']) {
$input_group_attributes = ['class' => ['input-group-' . ($variables->element->getProperty('input_group_button') ? 'btn' : 'addon')]];
if ($prefix = $variables->element->getProperty('field_prefix')) {
$variables->element->setProperty('field_prefix', ['#type' => 'html_tag', '#tag' => 'span', '#attributes' => $input_group_attributes, '#value' => Element::create($prefix)->render(), '#weight' => -1]);
}
if ($suffix = $variables->element->getProperty('field_suffix')) {
$variables->element->setProperty('field_suffix', ['#type' => 'html_tag', '#tag' => 'span', '#attributes' => $input_group_attributes, '#value' => Element::create($suffix)->render(), '#weight' => 1]);
}
}
// Map the element properties.
$variables->map(['attributes' => 'attributes', 'icon' => 'icon', 'field_prefix' => 'prefix', 'field_suffix' => 'suffix', 'type' => 'type']);
// Ensure attributes are proper objects.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
protected function preprocessVariables(Variables $variables, $hook, array $info)
{
// Retrieve the ID, generating one if needed.
$id = $variables->getAttribute('id', Html::getUniqueId($variables->offsetGet('id', 'bootstrap-carousel')));
unset($variables['id']);
// Build slides.
foreach ($variables->slides as $key => &$slide) {
if (!isset($slide['attributes'])) {
$slide['attributes'] = [];
}
$slide['attributes'] = new Attribute($slide['attributes']);
}
// Build controls.
if ($variables->controls) {
$left_icon = Bootstrap::glyphicon('chevron-left');
$right_icon = Bootstrap::glyphicon('chevron-right');
$url = Url::fromUserInput("#{$id}");
$variables->controls = ['left' => ['#type' => 'link', '#title' => new FormattableMarkup(Element::create($left_icon)->render() . '<span class="sr-only">@text</span>', ['@text' => t('Previous')]), '#url' => $url, '#attributes' => ['class' => ['left', 'carousel-control'], 'role' => 'button', 'data-slide' => 'prev']], 'right' => ['#type' => 'link', '#title' => new FormattableMarkup(Element::create($right_icon)->render() . '<span class="sr-only">@text</span>', ['@text' => t('Next')]), '#url' => $url, '#attributes' => ['class' => ['right', 'carousel-control'], 'role' => 'button', 'data-slide' => 'next']]];
}
// Build indicators.
if ($variables->indicators) {
$variables->indicators = ['#theme' => 'item_list__bootstrap_carousel_indicators', '#list_type' => 'ol', '#items' => array_keys($variables->slides), '#target' => "#{$id}", '#start_index' => $variables->start_index];
}
// Ensure all attributes are proper objects.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables)
{
$breadcrumb =& $variables['breadcrumb'];
// Determine if breadcrumbs should be displayed.
$breadcrumb_visibility = $this->theme->getSetting('breadcrumb');
if ($breadcrumb_visibility == 0 || $breadcrumb_visibility == 2 && \Drupal::service('router.admin_context')->isAdminRoute() || empty($breadcrumb)) {
$breadcrumb = [];
return;
}
// Optionally get rid of the homepage link.
$show_breadcrumb_home = $this->theme->getSetting('breadcrumb_home');
if (!$show_breadcrumb_home) {
array_shift($breadcrumb);
}
if ($this->theme->getSetting('breadcrumb_title') && !empty($breadcrumb)) {
$request = \Drupal::request();
$route_match = \Drupal::routeMatch();
$page_title = \Drupal::service('title_resolver')->getTitle($request, $route_match->getRouteObject());
if (!empty($page_title)) {
$breadcrumb[] = ['text' => $page_title, 'attributes' => new Attribute(['class' => ['active']])];
// Add cache context based on url.
$variables->addCacheContexts(['url']);
}
}
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Element $element, Variables $variables)
{
$variables->addClass(['image-widget', 'js-form-managed-file', 'form-managed-file', 'clearfix']);
$data =& $variables->offsetGet('data', []);
foreach ($element->children() as $key => $child) {
// Modify the label to be a placeholder instead.
if ($key === 'alt') {
$child->setProperty('form_group', FALSE);
$placeholder = (string) $child->getAttribute('placeholder');
if (!$placeholder) {
$label = ['#theme' => 'form_element_label'];
$label += array_intersect_key($child->getArray(), array_flip(['#id', '#required', '#title', '#title_display']));
$child->setProperty('title_display', 'invisible');
$placeholder = trim(strip_tags(Element::create($label)->render()));
if ($child->getProperty('required')) {
$child->setProperty('description', t('@description (Required)', ['@description' => $child->getProperty('description')]));
}
}
if ($placeholder) {
$child->setAttribute('placeholder', $placeholder);
}
}
$data[$key] = $child->getArray();
}
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables)
{
// Setup default attributes.
$variables->getAttributes($variables::NAVBAR);
$variables->getAttributes($variables::HEADER);
$variables->getAttributes($variables::CONTENT);
$variables->getAttributes($variables::FOOTER);
$this->preprocessAttributes();
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables)
{
// Ensure a unique ID, generating one if needed.
$id = $variables->getAttribute('id', Html::getUniqueId($variables->offsetGet('id', 'progress-bar')));
$variables->setAttribute('id', $id);
unset($variables['id']);
// Preprocess attributes.
$this->preprocessAttributes();
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Variables $variables, $hook, array $info)
{
// Create variables for #input_group and #input_group_button flags.
$variables['input_group'] = $variables->element->getProperty('input_group') || $variables->element->getProperty('input_group_button');
// Map the element properties.
$variables->map(['attributes' => 'attributes', 'field_prefix' => 'prefix', 'field_suffix' => 'suffix']);
// Ensure attributes are proper objects.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Element $element, Variables $variables)
{
$element->colorize();
$element->setButtonSize();
$element->setIcon($element->getProperty('icon'));
$variables['icon_only'] = $element->getProperty('icon_only');
$variables['label'] = $element->getProperty('value');
if ($element->getProperty('split')) {
$variables->map([$variables::SPLIT_BUTTON]);
}
parent::preprocessElement($element, $variables);
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Variables $variables, $hook, array $info)
{
$variables->element->colorize();
$variables->element->setButtonSize();
$variables->element->setIcon($variables->element->getProperty('icon'));
$variables['icon_only'] = $variables->element->getProperty('icon_only');
$variables['label'] = $variables->element->getProperty('value');
if ($variables->element->getProperty('split')) {
$variables->map([$variables::SPLIT_BUTTON]);
}
parent::preprocessElement($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Variables $variables, $hook, array $info)
{
$variables->addClass(['image-widget', 'js-form-managed-file', 'form-managed-file', 'clearfix']);
/** @var \Drupal\file\Entity\File $file */
foreach ($variables->element->getProperty('files') as $file) {
$variables->element->{'file_' . $file->id()}->filename->setProperty('suffix', ' <span class="file-size badge">' . format_size($file->getSize()) . '</span>');
}
$data =& $variables->offsetGet('data', []);
foreach ($variables->element->children() as $key => $child) {
$data[$key] = $child->getArray();
}
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Element $element, Variables $variables)
{
$element->map(['id', 'name', 'value', 'type']);
// Autocomplete.
if ($route = $element->getProperty('autocomplete_route_name')) {
$variables['autocomplete'] = TRUE;
}
// Create variables for #input_group and #input_group_button flags.
$variables['input_group'] = $element->getProperty('input_group') || $element->getProperty('input_group_button');
// Map the element properties.
$variables->map(['attributes' => 'attributes', 'icon' => 'icon', 'field_prefix' => 'prefix', 'field_suffix' => 'suffix', 'type' => 'type']);
// Ensure attributes are proper objects.
$this->preprocessAttributes();
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables, $hook, array $info)
{
if ($variables->theme_hook_original === 'links' && $variables->hasClass('operations')) {
$variables->addClass('list-inline');
foreach ($variables->links as &$data) {
$link = Element::create($data['link']);
$link->addClass(['btn', 'btn-sm']);
$link->colorize();
$link->setIcon();
if ($this->theme->getSetting('tooltip_enabled')) {
$link->setAttribute('data-toggle', 'tooltip');
$link->setAttribute('data-placement', 'bottom');
}
}
}
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocess(array &$variables, $hook, array $info)
{
$this->hook = $hook;
$this->info = $info;
$this->variables = Variables::create($variables);
if ($this->variables->element) {
$this->preprocessElement($this->variables->element, $this->variables);
}
$this->preprocessVariables($this->variables);
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables)
{
$region = $variables['elements']['#region'];
$variables['region'] = $region;
$variables['content'] = $variables['elements']['#children'];
// Help region.
if ($region === 'help' && !empty($variables['content'])) {
$variables['content'] = ['icon' => Bootstrap::glyphicon('question-sign'), 'content' => ['#markup' => $variables['content']]];
$variables->addClass(['alert', 'alert-info', 'messages', 'info']);
}
// Support for "well" classes in regions.
static $region_wells;
if (!isset($region_wells)) {
$region_wells = $this->theme->getSetting('region_wells');
}
if (!empty($region_wells[$region])) {
$variables->addClass($region_wells[$region]);
}
}
/**
* {@inheritdoc}
*/
protected function preprocessVariables(Variables $variables, $hook, array $info)
{
// Retrieve the ID, generating one if needed.
$id = $variables->getAttribute('id', Html::getUniqueId($variables->offsetGet('id', 'bootstrap-panel')));
unset($variables['id']);
// Handle collapsible state.
if ($variables['heading'] && $variables['collapsible']) {
// Retrieve the body ID attribute.
if ($body_id = $variables->getAttribute('id', "{$id}--content", 'body_attributes')) {
// Ensure the target is set.
if ($variables['target'] = $variables->offsetGet('target', "#{$body_id}")) {
// Set additional necessary attributes to the heading.
$variables->setAttributes(['aria-controls' => preg_replace('/^#/', '', $variables['target']), 'aria-expanded' => !$variables['collapsed'] ? 'true' : 'false', 'aria-pressed' => !$variables['collapsed'] ? 'true' : 'false', 'data-toggle' => 'collapse', 'role' => 'button'], 'heading_attributes');
}
}
}
// Ensure there is a valid panel state.
if (!$variables->offsetGet('panel_type')) {
$variables->offsetSet('panel_type', 'default');
}
// Convert the description variable.
$this->preprocessDescription($variables, $hook, $info);
// Ensure all attributes are proper objects.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables, $hook, array $info)
{
$options = [];
$file = $variables['file'] instanceof File ? $variables['file'] : File::load($variables['file']->fid);
$url = file_create_url($file->getFileUri());
$file_size = $file->getSize();
$mime_type = $file->getMimeType();
// Set options as per anchor format described at
// http://microformats.org/wiki/file-format-examples
$options['attributes']['type'] = "{$mime_type}; length={$file_size}";
// Use the description as the link text if available.
if (empty($variables['description'])) {
$link_text = $file->getFilename();
} else {
$link_text = $variables['description'];
$options['attributes']['title'] = $file->getFilename();
}
// Retrieve the generic mime type from core (mislabeled as "icon_class").
$generic_mime_type = file_icon_class($mime_type);
// Map the generic mime types to an icon and state.
$mime_map = ['application-x-executable' => ['label' => t('binary file'), 'icon' => 'console'], 'audio' => ['label' => t('audio file'), 'icon' => 'headphones'], 'image' => ['label' => t('image'), 'icon' => 'picture'], 'package-x-generic' => ['label' => t('archive'), 'icon' => 'compressed'], 'text' => ['label' => t('document'), 'icon' => 'file'], 'video' => ['label' => t('video'), 'icon' => 'film']];
// Retrieve the mime map array.
$mime = isset($mime_map[$generic_mime_type]) ? $mime_map[$generic_mime_type] : ['label' => t('file'), 'icon' => 'file', 'state' => 'primary'];
// Classes to add to the file field for icons.
$variables->addClass(['file', 'file--mime-' . strtr($mime_type, ['/' => '-', '.' => '-']), 'file--' . $generic_mime_type]);
// Set the icon for the mime type.
$icon = Bootstrap::glyphicon($mime['icon']);
$variables->icon = Element::create($icon)->addClass('text-primary')->getArray();
$options['attributes']['title'] = t('Open @mime in new window', ['@mime' => $mime['label']]);
if ($this->theme->getSetting('tooltip_enabled')) {
$options['attributes']['data-toggle'] = 'tooltip';
$options['attributes']['data-placement'] = 'bottom';
}
$variables['link'] = Link::fromTextAndUrl($link_text, Url::fromUri($url, $options));
// Add the file size as a variable.
$variables->file_size = format_size($file_size);
// Preprocess attributes.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables, $hook, array $info)
{
if ($variables->theme_hook_original === 'links' && $variables->hasClass('operations')) {
$variables->addClass('list-inline');
foreach ($variables->links as &$data) {
$link = Element::create($data['link']);
$link->addClass(['btn', 'btn-sm']);
$link->colorize();
$link->setIcon();
if ($icon = $link->getProperty('icon')) {
$link->addClass('icon-before');
$title = ['icon' => $icon, 'title' => ['#markup' => $link->getProperty('title')]];
$link->setProperty('title', Element::create($title));
}
if (($options =& $link->getProperty('options', [])) && isset($options['attributes']['title'])) {
$link->setAttribute('data-toggle', 'tooltip');
$link->setAttribute('data-placement', 'bottom');
}
}
}
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* Converts any set description variable into a traversable array.
*
* @param \Drupal\bootstrap\Utility\Variables $variables
* A variables object.
* @param string $hook
* The name of the theme hook.
* @param array $info
* The theme hook info array.
*
* @see https://www.drupal.org/node/2324025
*/
protected function preprocessDescription(Variables $variables, $hook, array $info)
{
if ($variables->offsetGet('description')) {
// Retrieve the description attributes.
$description_attributes = $variables->offsetGet('description_attributes', []);
// Remove standalone description attributes.
$variables->offsetUnset('description_attributes');
// Build the description attributes.
if ($id = $variables->getAttribute('id')) {
$variables->setAttribute('aria-describedby', "{$id}--description");
$description_attributes['id'] = "{$id}--description";
}
// Replace the description variable.
$variables->offsetSet('description', ['attributes' => new Attribute($description_attributes), 'content' => $variables['description'], 'position' => $variables->offsetGet('description_display', 'after')]);
}
}
/**
* {@inheritdoc}
*/
public function preprocessVariables(Variables $variables, $hook, array $info)
{
// Setup default attributes.
$variables->getAttributes(DrupalAttributes::NAVBAR);
$variables->getAttributes(DrupalAttributes::HEADER);
$variables->getAttributes(DrupalAttributes::CONTENT);
$variables->getAttributes(DrupalAttributes::FOOTER);
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
protected function preprocessVariables(Variables $variables, $hook, array $info)
{
// Immediately log an error and return if Bootstrap modals are not enabled.
if (!$this->theme->getSetting('modal_enabled')) {
\Drupal::logger('bootstrap')->error(t('Bootstrap modals are not enabled.'));
return;
}
// Retrieve the ID, generating one if needed.
$id = $variables->getAttribute('id', Html::getUniqueId($variables->offsetGet('id', 'bootstrap-modal')));
$variables->setAttribute('id', $id);
unset($variables['id']);
if ($variables->title) {
$title_id = $variables->getAttribute('id', "{$id}--title", $variables::TITLE);
$variables->setAttribute('id', $title_id, $variables::TITLE);
$variables->setAttribute('aria-labelledby', $title_id);
}
// Use a provided modal size or retrieve the default theme setting.
$variables->size = $variables->size ?: $this->theme->getSetting('modal_size');
// Convert the description variable.
$this->preprocessDescription($variables, $hook, $info);
// Ensure all attributes are proper objects.
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Variables $variables, $hook, array $info)
{
$variables->map(['attributes']);
$this->preprocessAttributes($variables, $hook, $info);
}
/**
* {@inheritdoc}
*/
public function preprocessElement(Element $element, Variables $variables)
{
$variables->map(['attributes']);
$this->preprocessAttributes();
}