Django-pagination with Bootstrap CSS

{% if is_paginated %}
{% load i18n %}
<div class="pagination">
    <ul>
    {% if page_obj.has_previous %}
        <li><a href="?page={{ page_obj.previous_page_number }}{{ getvars }}{{ hashtag }}" class="prev">&lsaquo;&lsaquo; {% trans "previous" %}</a></li>
    {% else %}
        <li class="disabled prev"><a href="#">&lsaquo;&lsaquo; {% trans "previous" %}</a></li>
    {% endif %}
    {% for page in pages %}
        {% if page %}
            {% ifequal page page_obj.number %}
                <li class="current page active"><a href="#">{{ page }}</a></li>
            {% else %}
                <li><a href="?page={{ page }}{{ getvars }}{{ hashtag }}" class="page">{{ page }}</a></li>
            {% endifequal %}
        {% else %}
            ...
        {% endif %}
    {% endfor %}
    {% if page_obj.has_next %}
        <li><a href="?page={{ page_obj.next_page_number }}{{ getvars }}{{ hashtag }}" class="next">{% trans "next" %} &rsaquo;&rsaquo;</a></li>
    {% else %}
        <li class="disabled next"><a href="#">{% trans "next" %} &rsaquo;&rsaquo;</a></li>
    {% endif %}
    </ul>
</div>
{% endif %}