select2/docs/themes/learn2/templates/partials/sidebar.html.twig

{% macro loop(page, parent_loop) %}
    {% if parent_loop|length > 0 %}
        {% set data_level = parent_loop %}
    {% else %}
        {% set data_level = 0 %}
    {% endif %}
    {% for p in page.children.visible %}
        {% set parent_page = p.activeChild ? ' parent' : '' %}
        {% set current_page = p.active ? ' active' : '' %}
        <li class="dd-item{{ parent_page }}{{ current_page }}" data-nav-id="{{ p.route }}">
            <a href="{{ p.url }}" {% if p.header.class %}class="{{ p.header.class }}"{% endif %}>
                <i class="fa fa-check read-icon"></i>
                <span><b>{% if data_level == 0 %}{{ loop.index }}. {% endif %}</b>{{ p.menu }}</span>
            </a>
            {% if p.children.count > 0 %}
            <ul>
                {{ _self.loop(p, parent_loop|default(0)+loop.index) }}
            </ul>
            {% endif %}
        </li>
    {% endfor %}
{% endmacro %}

{% macro version(p) %}
    {% set parent_page = p.activeChild ? ' parent' : '' %}
    {% set current_page = p.active ? ' active' : '' %}
    <h5 class="{{ parent_page }}{{ current_page }}">
        {% if p.activeChild or p.active %}
        <i class="fa fa-chevron-down fa-fw"></i>
        {% else %}
        <i class="fa fa-plus fa-fw"></i>
        {% endif %}
        <a href="{{ p.url }}">{{ p.menu }}</a>
    </h5>
{% endmacro %}

<div class="scrollbar-inner">
    <div class="highlightable">
        {% if theme_config.top_level_version %}
            {% for slug, ver in pages.children %}
                {{ _self.version(ver) }}
                <ul id="{{ slug }}" class="topics">
                {{ _self.loop(ver, '') }}
                </ul>
            {% endfor %}
        {% else %}
            <ul class="topics">
                {% if theme_config.root_page %}
                    {{ _self.loop(page.find(theme_config.root_page), '') }}
                {% else %}
            {{ _self.loop(pages, '') }}
                {% endif %}
            </ul>
        {% endif %}
        <hr />

        <a class="padding" href="#" data-clear-history-toggle><i
                    class="fa fa-fw fa-history"></i> {{ 'THEME_LEARN2_CLEAR_HISTORY'|t }}</a><br/>

        <section id="footer">
            <p>{{ 'THEME_LEARN2_BUILT_WITH_GRAV'|t }}</p>
        </section>
    </div>
</div>