Featured asciicasts

app/controllers/home_controller.rb

@@ -1,6 +1,7 @@
 class HomeController < ApplicationController
   def show
     @asciicasts = Asciicast.order("created_at DESC").limit(10)
-    @asciicast  = @asciicasts.first
+    offset = (Asciicast.featured.count * rand).to_i
+    @asciicast  = Asciicast.featured.offset(offset).first || @asciicasts.first
   end
 end

app/models/asciicast.rb

@@ -10,6 +10,8 @@ class Asciicast < ActiveRecord::Base
   belongs_to :user
   has_many :comments, :order => :created_at, :dependent => :destroy
 
+  scope :featured, where(:featured => true)
+
   before_create :assign_user, :unless => :user
 
   attr_accessible :meta, :stdout, :stdout_timing, :stdin, :stdin_timing

db/migrate/20120311142204_add_featured_to_asciicast.rb

@@ -0,0 +1,7 @@
+class AddFeaturedToAsciicast < ActiveRecord::Migration
+  def change
+    add_column :asciicasts, :featured, :boolean, :default => false
+
+    add_index :asciicasts, :featured
+  end
+end

db/schema.rb

@@ -11,30 +11,32 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20120311134312) do
+ActiveRecord::Schema.define(:version => 20120311142204) do
 
   create_table "asciicasts", :force => true do |t|
     t.integer  "user_id"
     t.string   "title"
-    t.float    "duration",         :null => false
+    t.float    "duration",                            :null => false
     t.datetime "recorded_at"
     t.string   "terminal_type"
-    t.integer  "terminal_columns", :null => false
-    t.integer  "terminal_lines",   :null => false
+    t.integer  "terminal_columns",                    :null => false
+    t.integer  "terminal_lines",                      :null => false
     t.string   "command"
     t.string   "shell"
     t.string   "uname"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
+    t.datetime "created_at",                          :null => false
+    t.datetime "updated_at",                          :null => false
     t.string   "stdin"
     t.string   "stdin_timing"
     t.string   "stdout"
     t.string   "stdout_timing"
     t.string   "user_token"
     t.text     "description"
+    t.boolean  "featured",         :default => false
   end
 
   add_index "asciicasts", ["created_at"], :name => "index_asciicasts_on_created_at"
+  add_index "asciicasts", ["featured"], :name => "index_asciicasts_on_featured"
   add_index "asciicasts", ["recorded_at"], :name => "index_asciicasts_on_recorded_at"
   add_index "asciicasts", ["user_id"], :name => "index_asciicasts_on_user_id"
   add_index "asciicasts", ["user_token"], :name => "index_asciicasts_on_user_token"