Drupal: Themeing

drupal-themeing.md

Drupal Themeing

Using base_path and directory variables in twig template

{{ base_path }}
{{ directory }}
{{ base_path ~ directory }}

<img src="{{ base_path ~ directory }}/img/image.svg" />

Using base_path and directory variables in twig template

/**
 * Implements hook_preprocess().
 */
function mytheme_preprocess(array &$variables, $hook) {
  $variables['base_path'] = base_path();
}

You can use {{ active_theme_path() }} to get the path to the active theme.

Twig For Drupal 8 Development: Twig Templating

• https://www.electriccitizen.com/blog/twig-drupal-8-development-twig-templating-part-1
• https://www.electriccitizen.com/blog/twig-drupal-8-development-twig-templating-part-2

Drupal Set Message

Print Set Messages

• drupal_set_message() Cheatsheet

drupal_set_message(t('Here is an external link to <a href="http://google.com">Google.</a>'), 'status');