app/views/open_conference_ware/authentications/_openid.html.erb
<div class="auth-provider">
<h3>OpenID</h3>
<%= form_tag(auth_path(:open_id), :id => "openid_form" ) do %>
<fieldset>
<div id="openid_choice">
<p>Please click your account provider:</p>
<div id="openid_btns"></div>
</div>
<div id="openid_input_area" class="form-group">
<%= text_field_tag "openid_url", "http://", id: "openid_url", class: 'form-control' %>
<%= submit_tag 'Log in', class: 'btn btn-default' %>
</div>
<noscript>
<p><%= snippet_for :login_openid_text %></p>
</noscript>
</fieldset>
<% end %>
</div>
<% run_when_dom_is_ready <<-JS
openid.img_path = '/assets/openid-selector/';
openid.init('openid_url');
JS
%>