app/views/layouts/_sidebar_left.html.erb
<aside class="main-sidebar">
<!-- sidebar: style can be found in sidebar.less -->
<section class="sidebar">
<% if user_signed_in? %>
<div class="user-panel">
<div class="pull-left image">
<!-- Profile Image -->
<% if current_user.profile_picture.present? %>
<%= image_tag(current_user.profile_picture.url(), class: "img-circle") %>
<% else %>
<%= image_tag("missing_profile_picture.jpg", class: "img-circle") %>
<% end %>
</div>
<div class="pull-left info">
<%= link_to(current_user, class: "btn-link") do %>
<p style="margin:auto auto 0 5px"><b><%= current_user.username %></b></p>
<% end %>
<a class="btn-link"><i class="fa fa-circle text-success"></i> Online</a>
</div>
</div>
<% end %>
<!-- search form (Optional) -->
<form action="#" method="get" class="sidebar-form">
<div class="input-group">
<input type="text" name="q" class="form-control" placeholder="Search...">
<span class="input-group-btn">
<button type="submit" name="search" id="search-btn" class="btn btn-flat"><i class="fa fa-search"></i></button>
</span>
</div>
</form><!-- /.search form -->
<!-- Sidebar Menu -->
<ul class="sidebar-menu">
<li class="header">MENU</li>
<!-- Optionally, you can add icons to the links -->
<li class="active"><a href="#"><i class="fa fa-calendar"></i> <span>Calendar</span></a></li>
<li><a href="#"><i class="fa fa-pie-chart"></i> <span>Charts</span></a></li>
<li><a href="#"><i class="fa fa-line-chart"></i> <span>Ranking</span></a></li>
<li class="treeview">
<a href="#"><i class="fa fa-rocket"></i> <span>Projects</span> <i class="fa fa-angle-left pull-right"></i></a>
<ul class="treeview-menu">
<li><%= link_to "Search for Projects", projects_path %></li>
<li><%= link_to "Create Project", new_user_project_path(current_user.id) %></li>
<li><%= link_to "My Projects", user_projects_path(current_user.id) %></li>
<li><%= link_to "Contributing", user_projects_path(current_user.id) %></li>
<li><a href="#">My tasks</a></li>
</ul>
</li>
</ul><!-- /.sidebar-menu -->
</section><!-- /.sidebar -->
</aside>