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85 lines
2.8 KiB
85 lines
2.8 KiB
12 months ago
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{#
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/**
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* @file
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* Olives's theme implementation for the main menu.
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*
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* Available variables:
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* - menu_name: The machine name of the menu.
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* - items: A nested list of menu items. Each menu item contains:
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* - attributes: HTML attributes for the menu item.
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* - below: The menu item child items.
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* - title: The menu link title.
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* - url: The menu link URL, instance of \Drupal\Core\Url
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* - localized_options: Menu link localized options.
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* - is_expanded: TRUE if the link has visible children within the current
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* menu tree.
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* - is_collapsed: TRUE if the link has children within the current menu tree
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* that are not currently visible.
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* - in_active_trail: TRUE if the link is in the active trail.
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*
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* @ingroup themeable
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*/
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#}
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{% import _self as menus %}
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{#
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We call a macro which calls itself to render the full tree.
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@see https://twig.symfony.com/doc/3.x/tags/macro.html
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#}
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{% set attributes = attributes.addClass('menu') %}
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{{ menus.menu_links(items, attributes, 0) }}
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{% macro menu_links(items, attributes, menu_level) %}
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{% set primary_nav_level = 'menu--level-' ~ (menu_level + 1) %}
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{% import _self as menus %}
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{% if items %}
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<ul {{ attributes.addClass('menu', primary_nav_level) }}>
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{% set attributes = attributes.removeClass(primary_nav_level) %}
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{% for item in items %}
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{% if item.url.isRouted and item.url.routeName == '<nolink>' %}
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{% set menu_item_type = 'nolink' %}
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{% elseif item.url.isRouted and item.url.routeName == '<button>' %}
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{% set menu_item_type = 'button' %}
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{% else %}
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{% set menu_item_type = 'link' %}
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{% endif %}
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{% set item_classes = [
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'menu__item',
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'menu__item--' ~ menu_item_type,
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'menu__item--level-' ~ (menu_level + 1),
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item.in_active_trail ? 'menu__item--active-trail',
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item.below ? 'menu__item--has-children',
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]
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%}
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{% set link_classes = [
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'menu__link',
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'menu__link--' ~ menu_item_type,
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'menu__link--level-' ~ (menu_level + 1),
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item.in_active_trail ? 'menu__link--active-trail',
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item.below ? 'menu__link--has-children',
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]
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%}
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<li{{ item.attributes.addClass(item_classes) }}>
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{#
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A unique HTML ID should be used, but that isn't available through
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Twig yet, so the |clean_id filter is used for now.
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@see https://www.drupal.org/project/drupal/issues/3115445
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#}
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{% set aria_id = (item.title ~ '-submenu-' ~ loop.index )|clean_id %}
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{{ link(item.title, item.url, { 'class': link_classes }) }}
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{% if item.below %}
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{{ menus.menu_links(item.below, attributes, menu_level + 1) }}
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{% endif %}
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</li>
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{% endfor %}
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</ul>
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{% endif %}
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{% endmacro %}
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