content-calendar.html.twig in Content Planner 8

<div class="content-calendar">

  <div class="calendar-id" id="{{ calendar.calendar_id }}"></div>

  <h2>{{ calendar.label }}</h2>

  <table>
    <thead>
    <tr>
      <th>{{ "Monday"|t }}</th>
      <th>{{ "Tuesday"|t }}</th>
      <th>{{ "Wednesday"|t }}</th>
      <th>{{ "Thursday"|t }}</th>
      <th>{{ "Friday"|t }}</th>
      <th>{{ "Saturday"|t }}</th>
      <th>{{ "Sunday"|t }}</th>
    </tr>

    </thead>

    <tbody>


    {# If the month does not start with a Monday #}
    {% if calendar.days[0].weekday != 1 %}

    {% set cells_previous_month = calendar.days[0].weekday - 1 %}
    <tr>

      {% for i in 1..cells_previous_month %}
        <td class="cell disabled-day">&nbsp;</td>
      {% endfor %}

      {% set item_counter = cells_previous_month %}

      {% else %} {# If the month starts with a Monday #}
        {% set item_counter = 0 %}
      {% endif %}


      {# Loop over the month's days #}
      {% for day in calendar.days %}

      {% set item_counter = item_counter + 1 %}

      {% if item_counter == 1 %}
      <tr>
      {% endif %}

    <td class="cell droppable {% if day.is_today %}today{% endif %}" data-date="{{ day.date }}">
      <span class="day">{{ day.day }}</span>

      <div class="add-content">
        <div class="add-button">+</div>
        <span class="add-content-label">{{ "Add Content"|t }}</span>
        <ul class="actions">

          {% for entity_key, content_type_entity in node_type_creation_permissions %}
            <li>
                  <span class="label">
                    <a href="{{ path('node.add', {'node_type': entity_key}) }}?destination={{ path('content_calendar.calendar_redirect', {'year': calendar.year, 'month': calendar.month}) }}&publish_on={{ day.date }}">{{ content_type_entity.label }}</a>
                  </span>
            </li>
          {% endfor %}
        </ul>
      </div>


      {% for node in day.nodes %}
        {{ node }}
      {% endfor %}
    </td>

    {% if item_counter == 7 %}
      </tr>
      {% set item_counter = 0 %}
    {% endif %}

    {% endfor %}

    {# If the last day of the month is not on a sunday, then use the rest of the cells as padding #}
    {% if item_counter != 7 %}

      {% set cells_next_month = 7 - item_counter %}

      {% for i in 1..cells_next_month %}
        <td class="cell disabled-day">&nbsp;</td>
      {% endfor %}
      </tr>
    {% endif %}

    </tbody>

  </table>

  {{ legend }}

</div>