130 lines
4.4 KiB
Plaintext
130 lines
4.4 KiB
Plaintext
<?php
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/**
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* @file
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* Functions to support theming in the Bartik theme.
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*/
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use Drupal\Component\Utility\Xss;
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use Drupal\Core\Template\Attribute;
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/**
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* Implements hook_preprocess_HOOK() for HTML document templates.
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*
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* Adds body classes if certain regions have content.
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*/
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function bartik_preprocess_html(&$variables) {
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// Add information about the number of sidebars.
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if (!empty($variables['page']['sidebar_first']) && !empty($variables['page']['sidebar_second'])) {
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$variables['attributes']['class'][] = 'layout-two-sidebars';
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}
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elseif (!empty($variables['page']['sidebar_first'])) {
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$variables['attributes']['class'][] = 'layout-one-sidebar';
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$variables['attributes']['class'][] = 'layout-sidebar-first';
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}
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elseif (!empty($variables['page']['sidebar_second'])) {
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$variables['attributes']['class'][] = 'layout-one-sidebar';
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$variables['attributes']['class'][] = 'layout-sidebar-second';
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}
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else {
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$variables['attributes']['class'][] = 'layout-no-sidebars';
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}
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if (!empty($variables['page']['featured_top'])) {
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$variables['attributes']['class'][] = 'has-featured-top';
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}
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}
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/**
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* Implements hook_preprocess_HOOK() for page templates.
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*/
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function bartik_preprocess_page(&$variables) {
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// Set the options that apply to both page and maintenance page.
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_bartik_process_page($variables);
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// Since the title and the shortcut link are both block level elements,
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// positioning them next to each other is much simpler with a wrapper div.
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if (!empty($variables['title_suffix']['add_or_remove_shortcut']) && $variables['title']) {
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// Add a wrapper div using the title_prefix and title_suffix render
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// elements.
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$variables['title_prefix']['shortcut_wrapper'] = array(
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'#markup' => '<div class="shortcut-wrapper clearfix">',
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'#weight' => 100,
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);
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$variables['title_suffix']['shortcut_wrapper'] = array(
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'#markup' => '</div>',
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'#weight' => -99,
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);
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// Make sure the shortcut link is the first item in title_suffix.
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$variables['title_suffix']['add_or_remove_shortcut']['#weight'] = -100;
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}
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}
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/**
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* Implements hook_preprocess_HOOK() for maintenance-page.html.twig.
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*/
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function bartik_preprocess_maintenance_page(&$variables) {
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// By default, site_name is set to Drupal if no db connection is available
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// or during site installation. Setting site_name to an empty string makes
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// the site and update pages look cleaner.
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// @see template_preprocess_maintenance_page
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if (!$variables['db_is_active']) {
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$variables['site_name'] = '';
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}
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// Bartik has custom styling for the maintenance page.
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$variables['#attached']['library'][] = 'bartik/maintenance_page';
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// Set the options that apply to both page and maintenance page.
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_bartik_process_page($variables);
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}
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/**
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* Implements hook_preprocess_HOOK() for node.html.twig.
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*/
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function bartik_preprocess_node(&$variables) {
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// Remove the "Add new comment" link on teasers or when the comment form is
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// displayed on the page.
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if ($variables['teaser'] || !empty($variables['content']['comments']['comment_form'])) {
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unset($variables['content']['links']['comment']['#links']['comment-add']);
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}
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}
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/**
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* Implements hook_preprocess_HOOK() for block.html.twig.
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*/
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function bartik_preprocess_block(&$variables) {
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// Add a clearfix class to system branding blocks.
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if ($variables['plugin_id'] == 'system_branding_block') {
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$variables['attributes']['class'][] = 'clearfix';
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}
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}
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/**
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* Implements hook_preprocess_HOOK() for menu.html.twig.
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*/
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function bartik_preprocess_menu(&$variables) {
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$variables['attributes']['class'][] = 'clearfix';
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}
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/**
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* Helper function for handling the site name and slogan.
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*/
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function _bartik_process_page(&$variables) {
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$site_config = \Drupal::config('system.site');
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// Always print the site name and slogan, but if they are toggled off, we'll
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// just hide them visually.
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$variables['hide_site_name'] = theme_get_setting('features.name') ? FALSE : TRUE;
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$variables['hide_site_slogan'] = theme_get_setting('features.slogan') ? FALSE : TRUE;
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if ($variables['hide_site_name']) {
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// If toggle_name is FALSE, the site_name will be empty, so we rebuild it.
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$variables['site_name'] = $site_config->get('name');
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}
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if ($variables['hide_site_slogan']) {
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// If toggle_site_slogan is FALSE, the site_slogan will be empty, so we
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// rebuild it.
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$variables['site_slogan']['#markup'] = $site_config->get('slogan');
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}
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}
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