Drupal 8 - Template Suggestions

Drupal 8 - Template Suggestions

//PAGE Suggestions
$suggestions[] = 'page__path_alias__' . formatPathAlias($path_alias);

//NODE Suggestions
$node = \Drupal::request()->attributes->get('node');
if (!is_null($node)) {
    $node_alias = \Drupal::service('path.alias_manager')->getAliasByPath('/node/'.$node->id());

    $view_mode = strtr($variables['elements']['#view_mode'], '.', '_');
    $suggestions[] = 'node__path_alias__' . formatPathAlias($path_alias) . '__' . $view_mode;
}

//BLOCK Suggestions
function mytheme_theme_suggestions_block_alter(array &$suggestions, array $variables) {
  // Block suggestions for custom block bundles.
  if (isset($variables['elements']['content']['#block_content'])) {
    array_splice($suggestions, 1, 0, 'block__bundle__' . $variables['elements']['content']['#block_content']->bundle());
  }
}


//FORM Suggestions
function mytheme_theme_suggestions_form_alter(&$suggestions, array $variables, $hook) {
  $suggestions[] = $hook . '__' . $variables['element']['#form_id'];
}

//INPUT Suggestions
$suggestions[] = $hook . '__' . $variables['element']['#form_id'] . '__' . $variables['element']['#type'];

//CONTAINER Suggestions
if (isset($variables['element']['#form_id'])) {
    $suggestions[] = $hook . '__' . $variables['element']['#form_id'];
}

//FORM ELEMENT Suggestions
if (isset($variables['element']['#name']) && isListingPageFacet($variables['element']['#name'])) {
    $suggestions[] = $hook . '__' . $variables['element']['#type'] . '__listing_page';
}

$suggestions[] = $hook . '__' . $variables['element']['#type'];

//FIELDSET Suggestions
if (isset($variables['element']['#name']) && isListingPageFacet($variables['element']['#name'])) {
    $suggestions[] = $hook . '__' . $variables['element']['#type'] . '__listing_page';
}

//Better Exposed Filters (BEF) Suggestions
if (isset($variables['element']['#name']) && isListingPageFacet($variables['element']['#name'])) {
    $suggestions[] = $hook . '__' . $variables['element']['#type'] . '__listing_page';
}