implement openID authentication

app/views/devise/registrations/edit.html.haml

@@ -15,6 +15,18 @@
           %br
           %br
           = render :partial => 'devise/registrations/volunteerperson', :locals => {:p => p}
+      = f.inputs :name => 'OpenID' do
+        %h4
+          Currently using the following openIDs:
+        - @openids.each do |openid|
+          = openid.provider
+          = openid.email
+          %br
+        %h4
+          To add an openID to your account using a different email address, sign in with your
+          openID while logged in to OSEM
+        = render 'devise/shared/openid'
+
       = f.inputs :name => "Account" do
         = f.input :email, :required => false
         = f.input :password, :hint => "(Leave blank if you don't want to change it)", :input_html => {:autocomplete => "off"}

app/views/devise/registrations/new.html.haml

@@ -3,13 +3,17 @@
     %h1.text-center Sign Up
   .col-md-5.col-md-offset-1
     .well
-      = semantic_form_for(resource, :as => resource_name, :url => registration_path(resource_name)) do |f|
+      = semantic_form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f|
         = f.input :email
         = f.input :password
         = f.input :password_confirmation
-        = f.action :submit, :as => :button, :label => "Sign Up", :button_html => {:class => "btn btn-primary"}
-  .col-md-3.col-md-offset-2
+        = f.action :submit, as: :button, label: 'Sign Up', button_html: {class: 'btn btn-primary'}
+        %br
+        %br
+        %h4 Already have an account?
+      = render 'devise/shared/links'
+  .col-md-4
     .well
-      %h4
-        Already have an account?
-      = render "devise/shared/links"
+      %h4 Or use your openID
+
+      = render 'devise/shared/openid'

app/views/devise/sessions/new.html.haml

@@ -0,0 +1,21 @@
+.row
+  .page-header
+    %h2.text-center Sign In
+  .col-md-5.col-md-offset-1
+    .well
+      = semantic_form_for(resource, as: resource_name, url: session_path(resource_name)) do |f|
+        = f.input :email
+        = f.input :password
+        - if devise_mapping.rememberable?
+          = f.check_box :remember_me
+          = f.label 'Remember me'
+        %br
+        = f.action :submit, as: :button, label: 'Sign In', button_html: {class: 'btn btn-primary'}
+        %br
+        %br
+        = render "devise/shared/links"
+
+  .col-md-4
+    .well
+      %h4 Or use your openID
+      = render 'devise/shared/openid'

app/views/devise/shared/_links.erb

@@ -0,0 +1,19 @@
+<%- if controller_name != 'sessions' %>
+  <%= link_to "Sign in", new_user_session_path %><br />
+<% end -%>
+
+<%- if devise_mapping.registerable? && controller_name != 'registrations' %>
+  <%= link_to "Sign up", new_registration_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.recoverable? && controller_name != 'passwords' && controller_name != 'registrations' %>
+  <%= link_to "Forgot your password?", new_password_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.confirmable? && controller_name != 'confirmations' %>
+  <%= link_to "Didn't receive confirmation instructions?", new_confirmation_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.lockable? && resource_class.unlock_strategy_enabled?(:email) && controller_name != 'unlocks' %>
+  <%= link_to "Didn't receive unlock instructions?", new_unlock_path(resource_name) %><br />
+<% end -%>

app/views/devise/shared/_openid.html.haml

@@ -0,0 +1,4 @@
+- if devise_mapping.omniauthable?
+  - resource_class.omniauth_providers.each do |provider|
+    = link_to image_tag("#{provider}.png", size: '32x32') + provider , omniauth_authorize_path(resource_name, provider)
+    %br