add pagination

Author: rmi22186

Gemfile

@@ -8,6 +8,8 @@ gem 'simple_form'
 gem "paperclip", "~> 3.0"
 gem 'aws-sdk'
 gem 'faker'
+gem 'will_paginate'
+gem 'bootstrap-will_paginate'
 
 group :production do
 	gem 'pg'

Gemfile.lock

@@ -37,6 +37,8 @@ GEM
     bcrypt-ruby (3.1.2)
     bootstrap-sass (2.2.2.0)
       sass (~> 3.2)
+    bootstrap-will_paginate (0.0.10)
+      will_paginate
     builder (3.0.4)
     climate_control (0.0.3)
       activesupport (>= 3.0)
@@ -134,13 +136,15 @@ GEM
     uuidtools (2.1.4)
     warden (1.2.3)
       rack (>= 1.0)
+    will_paginate (3.0.4)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   aws-sdk
   bootstrap-sass (~> 2.2.2.0)
+  bootstrap-will_paginate
   coffee-rails (~> 3.2.1)
   devise
   faker
@@ -152,3 +156,4 @@ DEPENDENCIES
   simple_form
   sqlite3
   uglifier (>= 1.0.3)
+  will_paginate

app/controllers/pins_controller.rb

@@ -4,7 +4,7 @@ class PinsController < ApplicationController
   # GET /pins
   # GET /pins.json
   def index
-    @pins = Pin.order("created_at desc")
+    @pins = Pin.order("created_at desc").page(params[:page]).per_page(20)
 
     respond_to do |format|
       format.html # index.html.erb

app/views/pins/index.html.erb

@@ -2,4 +2,6 @@
 
 <div id="pins">
   <%= render @pins %>
-</div>
+</div>
+
+<%= will_paginate @pins %>