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| /** | |
| * Implements hook_preprocess_page() for page.html.twig. | |
| */ | |
| function THEME_preprocess_page(&$vars) { | |
| // Add sitename and slogan to page. | |
| $vars['site_name'] = \Drupal::config('system.site')->get('name'); | |
| $vars['site_slogan'] = \Drupal::config('system.site')->get('slogan'); | |
| } | |
| /** | |
| * Implements hook_preprocess_node(). | |
| */ | |
| function THEME_preprocess_node(&$vars) { | |
| $node = $vars['elements']['#node']; | |
| $view_mode = $vars['elements']['#view_mode']; | |
| $type = $node->getType(); | |
| // Check if field has value. | |
| if ($node->hasField('field_suburb') && !$node->field_suburb->isEmpty()) { | |
| $vars['attributes']['class'][] = 'has-suburb'; | |
| // Get field value (if normal field) | |
| $vars['suburb'] = $node->get('field_suburb')->value; | |
| // Get referenced entity (if entity ref field) | |
| $vars['suburb'] = $node->get('field_suburb')->entity; | |
| } | |
| } | |
| /** | |
| * Implements hook_preprocess_field(). | |
| */ | |
| function THEME_preprocess_field(&$vars, $hook) { | |
| $name = $vars['element']['#field_name']; | |
| $bundle = $vars['element']['#bundle']; | |
| $view_mode = $vars['element']['#view_mode']; | |
| if ($name === 'field_suburb') { | |
| // Add a value to a field | |
| $vars['items'][0]['icon_id'] = 'location'; | |
| // Add a class to a field | |
| $vars['attributes']['class'][] = 'is-suburb'; | |
| // Change it's rendered label | |
| $vars['label'] = 'My suburb'; | |
| } | |
| } | |
| /** | |
| * Implements hook_preprocess_HOOK() for Block document templates. | |
| */ | |
| function THEME_preprocess_block(&$vars) { | |
| $bundle = NULL; | |
| $block_id = $vars['elements']['#id']; | |
| $is_front = \Drupal::service('path.matcher')->isFrontPage(); | |
| $provider = $vars['elements']['#configuration']['provider']; | |
| if ($provider === 'block_content' && | |
| isset($vars['elements']['content']['#block_content']) && | |
| ($block_entity = $vars['elements']['content']['#block_content']) && | |
| $block_entity instanceof BlockContentInterface) { | |
| $bundle = $block_entity->bundle(); | |
| } | |
| // Hide the default homepage content. | |
| if ($block_id === 'wcc_theme_content' && $is_front) { | |
| $vars['content'] = []; | |
| $vars['attributes']['class'] = 'visually-hidden'; | |
| } | |
| // Get the value of a field. | |
| if ($bundle === 'basic') { | |
| $vars['suburb'] = $block_entity->get('field_suburb')->value; | |
| } | |
| } |
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