school-platform/app/views/layouts/_navigation.html.erb

<nav class="navbar navbar-default navbar-static-top" role="navigation" style="margin-bottom: 0">
    <div class="navbar-header">
        <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
            <span class="sr-only">Toggle navigation</span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
        </button>
        <%= link_to "School Platform", root_path, class: "navbar-brand" %>
    </div>

    <ul class="nav navbar-top-links navbar-right">
        <li class="dropdown">
            <a class="dropdown-toggle" data-toggle="dropdown" href="#">
              <%= fa_icon "user fw" %><%= fa_icon "caret-down" %>
            </a>
            <ul class="dropdown-menu dropdown-user">
                <li>
                  <%= link_to fa_icon("user fw", text: "User Profile"), current_user %>
                </li>
                <li>
                  <%= link_to fa_icon("gear fw", text: "Settings"), edit_user_path(current_user) %>
                </li>
                <li class="divider"></li>
                <li>
                  <%= link_to fa_icon("sign-out fw", text: "Logout"), logout_path, method: :delete %>
                </li>
            </ul>
        </li>
    </ul>

    <div class="navbar-default sidebar" role="navigation">
        <div class="sidebar-nav navbar-collapse">
            <ul class="nav" id="side-menu">
                <li class="sidebar-search">
                    <div class="input-group custom-search-form">
                        <input type="text" class="form-control" placeholder="Search...">
                        <span class="input-group-btn">
                            <button class="btn btn-default" type="button">
                                <i class="fa fa-search"></i>
                            </button>
                        </span>
                    </div>
                </li>
                <li>
                    <%= link_to fa_icon("home fw", text: "Home"), home_path %>
                </li>
            </ul>
        </div>
    </div>
</nav>