paginate /comments

app/controllers/comments_controller.rb

@@ -1,4 +1,6 @@
 class CommentsController < ApplicationController
+  COMMENTS_PER_PAGE = 20
+
   before_filter :require_logged_in_user_or_400,
     :only => [ :create, :preview, :upvote, :downvote, :unvote ]
 
@@ -188,8 +190,18 @@ class CommentsController < ApplicationController
     @heading = @title = "Newest Comments"
     @cur_url = "/comments"
 
-    @comments = Comment.find(:all, :conditions => "is_deleted = 0",
-      :order => "created_at DESC", :limit => 20, :include => [ :user, :story ])
+    @page = 1
+    if params[:page].to_i > 0
+      @page = params[:page].to_i
+    end
+
+    @comments = Comment.find(
+      :all,
+      :conditions => "is_deleted = 0 AND is_moderated = 0",
+      :order => "created_at DESC",
+      :offset => ((@page - 1) * COMMENTS_PER_PAGE),
+      :limit => COMMENTS_PER_PAGE,
+      :include => [ :user, :story ])
 
     if @user
       @votes = Vote.comment_votes_by_user_for_comment_ids_hash(@user.id,

app/views/comments/index.html.erb

@@ -5,3 +5,16 @@
       :show_story => true } %>
   </ol>
 <% end %>
+
+<div class="morelink">
+  <% if @page && @page > 1 %>
+    <a href="/comments<%= @page == 2 ? "" : "/page/#{@page - 1}" %>">&lt;&lt; 
+      Page <%= @page - 1 %></a>
+  <% end %>
+
+  <% if @page && @page > 1 %>
+    |
+  <% end %>
+
+  <a href="/comments/page/<%= @page + 1 %>">Page <%= @page + 1 %> &gt;&gt;</a>
+</div>

config/routes.rb

@@ -51,6 +51,7 @@ Lobsters::Application.routes.draw do
     post "delete"
     post "undelete"
   end
+  get "/comments/page/:page" => "comments#index"
   post "/comments/post_to/:story_id" => "comments#create"
   post "/comments/preview_to/:story_id" => "comments#preview_new"