From c4fe00086198f5a2e8e350451f79c7fdda67e458 Mon Sep 17 00:00:00 2001
From: Andrew Tomaka <atomaka@gmail.com>
Date: Sun, 26 Apr 2015 09:42:23 -0400
Subject: [PATCH] Initial pagination implementation

---
 Gemfile         |  2 ++
 Gemfile.lock    | 45 +++++++++++++++++++++++++++++++++++++++++++++
 app.rb          |  6 +-----
 environments.rb | 22 +++++++++++++++++-----
 jobs/leaders.rb |  6 +-----
 views/index.erb |  2 ++
 6 files changed, 68 insertions(+), 15 deletions(-)

diff --git a/Gemfile b/Gemfile
index 2ec22dc..6fa2251 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,6 +9,8 @@ gem 'sinatra-redirect-with-flash'
 gem 'rake'
 gem 'json'
 gem 'mechanize'
+gem 'padrino-helpers'
+gem 'kaminari', :require => 'kaminari/sinatra'
 
 group :production do
   gem 'pg'
diff --git a/Gemfile.lock b/Gemfile.lock
index 6c04275..344e4eb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,6 +1,19 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    actionpack (4.2.1)
+      actionview (= 4.2.1)
+      activesupport (= 4.2.1)
+      rack (~> 1.6)
+      rack-test (~> 0.6.2)
+      rails-dom-testing (~> 1.0, >= 1.0.5)
+      rails-html-sanitizer (~> 1.0, >= 1.0.1)
+    actionview (4.2.1)
+      activesupport (= 4.2.1)
+      builder (~> 3.1)
+      erubis (~> 2.7.0)
+      rails-dom-testing (~> 1.0, >= 1.0.5)
+      rails-html-sanitizer (~> 1.0, >= 1.0.1)
     activemodel (4.2.1)
       activesupport (= 4.2.1)
       builder (~> 3.1)
@@ -18,12 +31,21 @@ GEM
     builder (3.2.2)
     domain_name (0.5.24)
       unf (>= 0.0.5, < 1.0.0)
+    erubis (2.7.0)
     foreman (0.78.0)
       thor (~> 0.19.1)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
+    http_router (0.5.4)
+      rack (>= 1.0.0)
+      url_mount (~> 0.2.1)
     i18n (0.7.0)
     json (1.8.2)
+    kaminari (0.16.3)
+      actionpack (>= 3.0.0)
+      activesupport (>= 3.0.0)
+    loofah (2.0.1)
+      nokogiri (>= 1.5.9)
     mechanize (2.7.3)
       domain_name (~> 0.5, >= 0.5.1)
       http-cookie (~> 1.0)
@@ -41,10 +63,29 @@ GEM
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
     ntlm-http (0.1.1)
+    padrino-core (0.9.21)
+      activesupport (>= 3.0.0)
+      http_router (~> 0.5.4)
+      sinatra (>= 1.1.0)
+      thor (>= 0.14.3)
+      tzinfo
+    padrino-helpers (0.9.21)
+      i18n (>= 0.4.1)
+      padrino-core (= 0.9.21)
     pg (0.18.1)
     rack (1.6.0)
     rack-protection (1.5.3)
       rack
+    rack-test (0.6.3)
+      rack (>= 1.0)
+    rails-deprecated_sanitizer (1.0.3)
+      activesupport (>= 4.2.0.alpha)
+    rails-dom-testing (1.0.6)
+      activesupport (>= 4.2.0.beta, < 5.0)
+      nokogiri (~> 1.6.0)
+      rails-deprecated_sanitizer (>= 1.0.1)
+    rails-html-sanitizer (1.0.2)
+      loofah (~> 2.0)
     rake (10.4.2)
     sinatra (1.4.6)
       rack (~> 1.4)
@@ -66,6 +107,8 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.1)
+    url_mount (0.2.1)
+      rack
     webrobots (0.1.1)
 
 PLATFORMS
@@ -75,7 +118,9 @@ DEPENDENCIES
   activerecord
   foreman
   json
+  kaminari
   mechanize
+  padrino-helpers
   pg
   rake
   sinatra
diff --git a/app.rb b/app.rb
index 15b8a53..759e94b 100644
--- a/app.rb
+++ b/app.rb
@@ -1,6 +1,3 @@
-require 'sinatra'
-require 'sinatra/activerecord'
-require 'json'
 require './environments'
 
 require './models/raid'
@@ -12,8 +9,7 @@ set :public_folder, 'public'
 
 # CONTROLLER
 get '/' do
-  @raids = Raid.all.reverse
-
+  @raids = Raid.order('created_at DESC').page(params[:page])
   leaders = Leader.all
   last_update = leaders.first ? leaders.first.created_at : DateTime.new(0)
   rebuild_leaders if last_update + 300 < DateTime.now
diff --git a/environments.rb b/environments.rb
index 535a00c..a6d0569 100644
--- a/environments.rb
+++ b/environments.rb
@@ -1,17 +1,29 @@
+require 'rubygems'
+require 'bundler'
+Bundler.require
+
+register Kaminari::Helpers::SinatraHelpers
+
+require './models/raid'
+require './models/leader'
+require './helpers/raids_helper'
+require './jobs/leaders'
+
+
 configure :development do
- set :database, 'sqlite3:dev.db'
- set :show_exceptions, true
+  set :database, 'sqlite3:dev.db'
+  set :show_exceptions, true
 end
 
 configure :production do
- db = URI.parse(ENV['DATABASE_URL'] || 'postgres:///localhost/mydb')
+  db = URI.parse(ENV['DATABASE_URL'] || 'postgres:///localhost/mydb')
 
- ActiveRecord::Base.establish_connection(
+  ActiveRecord::Base.establish_connection(
    :adapter  => db.scheme == 'postgres' ? 'postgresql' : db.scheme,
    :host     => db.host,
    :username => db.user,
    :password => db.password,
    :database => db.path[1..-1],
    :encoding => 'utf8'
- )
+  )
 end
diff --git a/jobs/leaders.rb b/jobs/leaders.rb
index a327430..9388ca4 100644
--- a/jobs/leaders.rb
+++ b/jobs/leaders.rb
@@ -1,8 +1,4 @@
-require 'sinatra/activerecord'
-require 'mechanize'
-require 'nokogiri'
-
-require './models/leader'
+require './environments'
 
 def rebuild_leaders
   puts "rebuilding_leaders called"
diff --git a/views/index.erb b/views/index.erb
index fa8cf99..7321870 100644
--- a/views/index.erb
+++ b/views/index.erb
@@ -21,6 +21,8 @@
     <% end %>
     </tbody>
   </table>
+
+  <%= paginate @raids %>
 </div>
 
 <div class="col-md-3">