Files
edlp_d8/sites/all/themes/contrib/basic/basic.theme
T

56 lines
1.7 KiB
Plaintext

<?php
/**
* @file
* Preprocess functions for Basic.
*/
use Drupal\Core\Cache\CacheableMetadata;
/**
* Prepares variables for the html.html.twig template.
*/
function basic_preprocess_html(&$variables) {
try {
$variables['is_front'] = \Drupal::service('path.matcher')->isFrontPage();
}
catch (Exception $e) {
// If the database is not yet available, set default values for these
// variables.
$variables['is_front'] = FALSE;
}
// If we're on the front page.
if (!$variables['is_front']) {
// Add unique classes for each page and website section.
$path = \Drupal::service('path.current')->getPath();
$alias = \Drupal::service('path.alias_manager')->getAliasByPath($path);
$alias = trim($alias, '/');
if (!empty($alias)) {
$name = str_replace('/', '-', $alias);
$variables['attributes']['class'][] = 'page-' . $name;
list($section,) = explode('/', $alias, 2);
if (!empty($section)) {
$variables['attributes']['class'][] = 'section-' . $section;
}
}
}
// Add cachability metadata.
$theme_name = \Drupal::theme()->getActiveTheme()->getName();
$theme_settings = \Drupal::config($theme_name . '.settings');
CacheableMetadata::createFromRenderArray($variables)
->addCacheableDependency($theme_settings)
->applyTo($variables);
// Union all theme setting variables to the html.html.twig template.
$variables += $theme_settings->getOriginal();
}
/**
* Prepares variables for the field.html.twig template.
*/
function basic_preprocess_field(&$variables, $hook) {
// Make additional variables available to the template.
$variables['bundle'] = $variables['element']['#bundle'];
}