_menu_general.twig

{# Bootstrap Navigation#}

{%- macro display_sub_menu_item(item, loop) -%}
    <a href="{{ item.link }}" class="dropdown-item index-{{ loop.index }}{% if loop.first %} first{% endif %}{% if loop.last %} last{% endif %}{% if item|current %} active{% endif %} {% if item.class is defined %}{{item.class}}{% endif %}">
        {% if item.label is defined %}{{item.label}}{% else %} - {% endif %}
    </a>
{%- endmacro -%}

{%- macro display_menu_item(item, loop) -%}
    {%- from _self import display_menu_item -%}
    {%- from _self import display_sub_menu_item %}

    {% spaceless %}
    {% if item.class is defined and "group-start" in item.class|split(" ") %}
        <li class="nav-item nav-group {{ item.class|split(" ")|slice(1)|join(" ") }}"><ul>
    {% elseif item.class is defined and "group-end" in item.class|split(" ") %}
        </ul></li>
    {% else %}
        <li class="nav-item index-{{ loop.index }}{% if loop.first %} first{% endif %}{% if loop.last %} last{% endif %}{% if item.submenu is defined %} dropdown{% endif %}{% if item|current %} active{% endif %}{% if item.nav_class is defined %} {{item.nav_class}}{% endif %}">
            <a href="{{ item.link }}" {% if item.title is defined %}title='{{ item.title|escape }}'{% endif -%}
                class="nav-link{% if item.class is defined %} {{item.class}}{% endif %}{% if item.submenu is defined %} dropdown-toggle{% endif %}"
                {%- if item.submenu is defined %} data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false"{% endif %}>
                {%- if item.label is defined %}{{item.label}}{% else %} - {% endif -%}
            </a>
            {%- if item.submenu is defined %}
                <div class="dropdown-menu">
                {% for submenu in item.submenu %}
                    {{ display_sub_menu_item(submenu, loop) }}
                {% endfor %}
                </div>
            {%- endif -%}
        </li>
    {% endif %}
    {% endspaceless -%}
{% endmacro -%}

{%- from _self import display_menu_item -%}

{#- Allow added menu items either before or after what was provided by the yml -#}
{%- set extra_menu_items_before = extra_menu_items_before | default([]) -%}
{%- set extra_menu_items_after = extra_menu_items_after | default([]) -%}

{%- if extra_menu_items_before is not empty -%}
{%- set menu = extra_menu_items_before|merge(menu) -%}
{%- endif -%}

{%- if extra_menu_items_after is not empty -%}
{%- set menu = menu|merge(extra_menu_items_after) -%}
{%- endif %}

{% block nav_main %}
<nav class="navbar navbar-dark">
    {% block before_nav %}{% endblock %}
    <ul class="nav navbar-nav">
        {%- for item in menu -%}
            {%- if item.label is defined -%}
                {{ display_menu_item(item, loop) }}
            {%- endif -%}
        {%- endfor -%}
    </ul>
</nav>
{% endblock %}