user contribution page

app/controllers/contributions_controller.rb

@@ -1,7 +1,12 @@
 class ContributionsController < ApplicationController
   def index
-    @contributions = Contribution.recent.paginate :page => params[:page],
-      :include => :user
+    if params[:user_id]
+      @user = User.find params[:user_id]
+      @contributions = @user.contributions
+    else
+      @contributions = Contribution.includes(:user)
+    end
+    @contributions = @contributions.recent.paginate :page => params[:page]
     Contribution.preload_contributeds_and_parents @contributions
   end
 end

app/views/contributions/index.html.haml

@@ -1,6 +1,14 @@
 - title 'Recent Contributions'
 %ul.buttons
+  - if @user
+    %li= link_to 'Recent Contributions', contributions_path, :class => 'button'
   %li= link_to 'Top Contributors', top_contributors_path, :class => 'button'
+- if @user
+  %p
+    = @user.name
+    currently has
+    = @user.points
+    points
 - if @contributions.empty?
   %p No contributions to see here!
 - else