chamilo-lms2/main/template/default/social/avatar_block.tpl

<div class="sm-groups">
    <div class="social-profile text-center">
        {% if show_group %}
            <img src="{{ user_group_image.file }}" class="img-responsive">
            <div class="caption">
                <h4 class="group-title">
                    <a href="{{ _p.web_main ~ 'social/group_view.php?id=' ~ group_id }}">{{ user_group.name }}</a>
                </h4>
                <p class="group-description">{{ user_group.description }}</p>
                {% if user_is_group_admin %}
                    <div id="edit_image" class="buttom-subscribed">
                        <a class="btn btn-default" href="{{ _p.web_main ~ 'social/group_edit.php?id=' ~ group_id }}">
                            {{ 'EditGroup'|get_lang }}
                        </a>
                    </div>
                    <br />
                {% endif %}
            </div>
        {% elseif show_user %}
            <a href="{{ user_image.big }}" class="expand-image">
                <img class="img-responsive img-circle" src="{{ user_image.big }}" alt="{{ 'UserPicture'|get_lang }}">
            </a>
        {% endif %}
    </div>
</div>