Add cancan, fix header, add admins

Gemfile

@@ -69,8 +69,8 @@ gem 'paperclip'
 # Use devise for Admins
 gem 'devise'
 
-# Use cancan for authorization
-gem 'cancan'
+# Use cancancan for authorization
+gem 'cancancan'
 
 #ik wil test data maken dus dit
 gem 'faker',                '1.4.2'

Gemfile.lock

@@ -41,7 +41,7 @@ GEM
       columnize (~> 0.8)
       debugger-linecache (~> 1.2)
       slop (~> 3.6)
-    cancan (1.6.10)
+    cancancan (1.9.2)
     capistrano (3.2.1)
       i18n
       rake (>= 10.0.0)
@@ -175,7 +175,7 @@ DEPENDENCIES
   bootstrap-sass (= 3.2.0.0)
   bootstrap-will_paginate (= 0.0.10)
   byebug
-  cancan
+  cancancan
   capistrano (~> 3.1)
   capistrano-rails (~> 1.1)
   capistrano-rvm

app/models/ability.rb

@@ -0,0 +1,12 @@
+class Ability
+  include CanCan::Ability
+
+  def initialize(user)
+    user ||= User.new # guest user (not logged in)
+    if user.admin?
+      can :manage, :all
+    else
+      can :read, :all
+    end
+  end
+end

app/views/layouts/_header.html.erb

@@ -7,45 +7,55 @@
         <span class="icon-bar"></span>
         <span class="icon-bar"></span>
       </button>
-      <%= link_to "Tab", root_path, class: "navbar-brand" %>
+      <%= link_to "Taþ", root_path, class: "navbar-brand" %>
     </div>
 
     <!-- Collect the nav links, forms, and other content for toggling -->
     <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
-      <ul class="nav navbar-nav">
+      <div class="hidden-xs navbar-form navbar-right">
+        <div class="form-group">
+        <% if user_signed_in? %>
+          <%= button_to "Logout", destroy_user_session_path(current_user), class: "btn btn-default form-control",  method: :delete %>
+        <% else %>
+          <%= button_to "Login", new_user_session_path, class: "btn btn-success form-control" %>
+        <% end %>
+        </div>
+      </div>
+
+      <ul class="nav navbar-nav navbar-right">
+        <li><%= mail_to "tab@zeus.ugent.be", "Send feedback" %></li>
+        <% if can? :manage, :all %>
         <li class="dropdown">
           <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Products <span class="caret"></span></a>
           <ul class="dropdown-menu" role="menu">
+            <li><%= link_to "All products", products_path %></li>
             <li><%= link_to "New product" , new_product_path %></li>
-            <li><%= link_to "Index", products_path %></li>
           </ul>
         </li>
         <li class="dropdown">
           <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Users <span class="caret"></span></a>
           <ul class="dropdown-menu" role="menu">
-            <li><%= link_to "New User", new_user_registration_path %></li>
             <li><%= link_to "index" , users_path %></li>
           </ul>
         </li>
-      </ul>
-
-      <ul class="nav navbar-nav navbar-center">
-        <li class="navbar-text">
-          ADMIN NAVBAR
+        <% end %>
+        <% if user_signed_in? %>
+        <li>
+          <a>Logged in as <%= current_user.display_name %></a>
         </li>
-
+        <% end %>
       </ul>
 
-      <ul class="nav navbar-nav navbar-right">
-        <li class="dropdown">
-          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Account <span class="caret"></span></a>
-          <ul class="dropdown-menu" role="menu">
-            <li><a href="#">Profile</a></li>
-            <li><a href="#">Update</a></li>
-            <li><%= link_to "Sign out", destroy_user_session_path, method: :delete unless current_user.nil? %></li>
-          </ul>
-        </li>
-      </ul>
+      <div class="visible-xs navbar-form">
+        <div class="form-group">
+        <% if user_signed_in? %>
+          <%= button_to "Logout", destroy_user_session_path(current_user), class: "btn btn-default form-control",  method: :delete %>
+        <% else %>
+          <%= button_to "Login", new_user_session_path, class: "btn btn-success form-control" %>
+        <% end %>
+        </div>
+      </div>
+
     </div><!-- /.navbar-collapse -->
   </div><!-- /.container-fluid -->
 </nav>

db/migrate/20141209184030_add_admin_to_users.rb

@@ -0,0 +1,5 @@
+class AddAdminToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :admin, :boolean
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141209172818) do
+ActiveRecord::Schema.define(version: 20141209184030) do
 
   create_table "order_products", force: true do |t|
     t.integer "order_id"
@@ -54,6 +54,7 @@ ActiveRecord::Schema.define(version: 20141209172818) do
     t.datetime "last_sign_in_at"
     t.string   "current_sign_in_ip"
     t.string   "last_sign_in_ip"
+    t.boolean  "admin"
   end
 
 end