Initial release of Discourse

db/migrate/20120311163914_create_forum_threads.rb

@@ -0,0 +1,11 @@
+class CreateForumThreads < ActiveRecord::Migration
+  def change
+    create_table :forum_threads do |t|      
+      t.integer :forum_id, null: false
+      t.string :title, null: false
+      t.integer :last_post_id
+      t.datetime :last_posted_at
+      t.timestamps
+    end
+  end
+end

db/migrate/20120311164326_create_posts.rb

@@ -0,0 +1,14 @@
+class CreatePosts < ActiveRecord::Migration
+  def change
+    create_table :posts do |t|
+      t.integer :user_id, null: false
+      t.integer :forum_thread_id, null: false
+      t.integer :post_number, null: false
+      t.text :content, null: false
+      t.text :formatted_content, null: false      
+      t.timestamps
+    end
+
+    add_index :posts, [:forum_thread_id, :created_at]
+  end
+end

db/migrate/20120311170118_create_users.rb

@@ -0,0 +1,9 @@
+class CreateUsers < ActiveRecord::Migration
+  def change
+    create_table :users do |t|
+      t.string :username, :limit => 20, null: false
+      t.string :avatar_url, null: false
+      t.timestamps
+    end
+  end
+end

db/migrate/20120311201341_create_forums.rb

@@ -0,0 +1,9 @@
+class CreateForums < ActiveRecord::Migration
+  def change
+    create_table :forums do |t|      
+      t.integer :site_id, null: false      
+      t.string :title, limit: 100, null: false
+      t.timestamps
+    end
+  end
+end

db/migrate/20120311210245_create_sites.rb

@@ -0,0 +1,8 @@
+class CreateSites < ActiveRecord::Migration
+  def change
+    create_table :sites  do |t|
+      t.string :title, limit: 100, null: false
+      t.timestamps
+    end
+  end
+end

db/migrate/20120416201606_add_reply_to_to_posts.rb

@@ -0,0 +1,6 @@
+class AddReplyToToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :reply_to_post_number, :integer, null: true
+    add_index :posts, :reply_to_post_number
+  end
+end

db/migrate/20120420183447_add_views_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddViewsToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :views, :integer, default: 0, null: false
+  end
+end

db/migrate/20120423140906_add_posts_count_to_forum_threads.rb

@@ -0,0 +1,7 @@
+class AddPostsCountToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :posts_count, :integer, default: 0, null: false
+
+    execute "UPDATE forum_threads SET posts_count = (SELECT count(*) FROM posts WHERE posts.forum_thread_id = forum_threads.id)"
+  end
+end

db/migrate/20120423142820_fix_post_indices.rb

@@ -0,0 +1,11 @@
+class FixPostIndices < ActiveRecord::Migration
+  def up
+    remove_index :posts, [:forum_thread_id, :created_at]
+    add_index :posts, [:forum_thread_id, :post_number]
+  end
+
+  def down
+    remove_index :posts, [:forum_thread_id, :post_number]
+    add_index :posts, [:forum_thread_id, :created_at]
+  end
+end

db/migrate/20120423151548_remove_last_post_id.rb

@@ -0,0 +1,9 @@
+class RemoveLastPostId < ActiveRecord::Migration
+  def up
+    remove_column :forum_threads, :last_post_id
+  end
+
+  def down
+    add_column :forum_threads, :last_post_id, :integer, :default => 0
+  end
+end

db/migrate/20120425145456_add_display_username_to_users.rb

@@ -0,0 +1,15 @@
+class AddDisplayUsernameToUsers < ActiveRecord::Migration
+  def up
+    add_column :users, :display_username, :string
+    execute "UPDATE users SET display_username = username"
+    execute "UPDATE users SET username = REPLACE(username, ' ', '')"
+    add_index :users, :username, :unique
+  end
+
+  def down
+    remove_index :users, :username
+    execute "UPDATE users SET username = display_username"
+    remove_column :users, :display_username
+  end
+
+end

db/migrate/20120427150624_add_user_id_index_to_posts.rb

@@ -0,0 +1,5 @@
+class AddUserIdIndexToPosts < ActiveRecord::Migration
+  def change
+    add_index :posts, :user_id
+  end
+end

db/migrate/20120427151452_cooked_migration.rb

@@ -0,0 +1,6 @@
+class CookedMigration < ActiveRecord::Migration
+  def change
+    rename_column :posts, :content, :raw
+    rename_column :posts, :formatted_content, :cooked
+  end
+end

db/migrate/20120427154330_create_vestal_versions.rb

@@ -0,0 +1,28 @@
+class CreateVestalVersions < ActiveRecord::Migration
+  def self.up
+    create_table :versions do |t|
+      t.belongs_to :versioned, :polymorphic => true
+      t.belongs_to :user, :polymorphic => true
+      t.string  :user_name
+      t.text    :modifications
+      t.integer :number
+      t.integer :reverted_from
+      t.string  :tag
+
+      t.timestamps
+    end
+
+    change_table :versions do |t|
+      t.index [:versioned_id, :versioned_type]
+      t.index [:user_id, :user_type]
+      t.index :user_name
+      t.index :number
+      t.index :tag
+      t.index :created_at
+    end
+  end
+
+  def self.down
+    drop_table :versions
+  end
+end

db/migrate/20120427172031_add_version_to_posts.rb

@@ -0,0 +1,5 @@
+class AddVersionToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :cached_version, :integer, null: false, default: 1
+  end
+end

db/migrate/20120502183240_add_created_by_to_forum_threads.rb

@@ -0,0 +1,15 @@
+class AddCreatedByToForumThreads < ActiveRecord::Migration
+  def up
+    add_column :forum_threads, :user_id, :integer
+    
+    execute "update forum_threads t 
+    set user_id = (select user_id from posts where forum_thread_id = t.Id order by post_number asc limit 1)" 
+    
+    change_column :forum_threads, :user_id, :integer, null: false
+  end
+
+  def down
+    remove_column :forum_threads, :user_id
+  end
+
+end

db/migrate/20120502192121_add_last_post_user_id_to_forum_threads.rb

@@ -0,0 +1,17 @@
+class AddLastPostUserIdToForumThreads < ActiveRecord::Migration
+
+  def up
+    add_column :forum_threads, :last_post_user_id, :integer
+
+
+    execute "update forum_threads t 
+    set last_post_user_id = (select user_id from posts where forum_thread_id = t.Id order by post_number desc limit 1)" 
+
+    change_column :forum_threads, :last_post_user_id, :integer, null: false
+  end
+
+  def down
+    remove_column :forum_threads, :last_post_user_id
+  end
+  
+end

db/migrate/20120503205521_add_site_id_to_users.rb

@@ -0,0 +1,9 @@
+class AddSiteIdToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :site_id, :integer
+    add_column :users, :bio, :text
+
+    add_index :users, :site_id
+    execute "UPDATE users SET site_id = 1"    
+  end
+end

db/migrate/20120507144132_create_expressions.rb

@@ -0,0 +1,13 @@
+class CreateExpressions < ActiveRecord::Migration
+  def change
+    create_table :expressions, id: false, force: true do |t|
+      t.integer :parent_id, null: false
+      t.string :parent_type, null: false, limit: 50
+      t.integer :expression_type_id, null: false
+      t.integer :user_id, null: false
+      t.timestamps
+    end
+
+    add_index :expressions, [:parent_id, :parent_type, :expression_type_id, :user_id], unique: true, name: "expressions_pk"
+  end
+end

db/migrate/20120507144222_create_expression_types.rb

@@ -0,0 +1,12 @@
+class CreateExpressionTypes < ActiveRecord::Migration
+  def change
+    create_table :expression_types do |t|
+      t.integer :site_id, null: false
+      t.string :name, null: false, limit: 50
+      t.string :long_form, null: false, limit: 100
+      t.timestamps
+    end
+
+    add_index :expression_types, [:site_id, :name], unique: true
+  end
+end

db/migrate/20120514144549_add_reply_count_to_posts.rb

@@ -0,0 +1,13 @@
+class AddReplyCountToPosts < ActiveRecord::Migration
+  def up
+    add_column :posts, :reply_count, :integer, null: false, default: 0
+
+    execute "UPDATE posts
+             SET reply_count = (SELECT count(*) FROM posts AS p2 WHERE p2.reply_to_post_number = posts.post_number)"
+  end
+
+  def down
+    remove_column :posts, :reply_count
+  end
+
+end

db/migrate/20120514173920_add_flag_to_expression_types.rb

@@ -0,0 +1,5 @@
+class AddFlagToExpressionTypes < ActiveRecord::Migration
+  def change
+    add_column :expression_types, :flag, :boolean, default: false
+  end
+end

db/migrate/20120514204934_add_description_to_expression_types.rb

@@ -0,0 +1,5 @@
+class AddDescriptionToExpressionTypes < ActiveRecord::Migration
+  def change
+    add_column :expression_types, :description, :text, null: true
+  end
+end

db/migrate/20120517200130_add_quoteless_to_post.rb

@@ -0,0 +1,5 @@
+class AddQuotelessToPost < ActiveRecord::Migration
+  def change
+    add_column :posts, :quoteless, :boolean, default: false
+  end
+end

db/migrate/20120518200115_create_read_posts.rb

@@ -0,0 +1,17 @@
+class CreateReadPosts < ActiveRecord::Migration
+  def up
+    create_table :read_posts, id: false do |t|
+      t.integer :forum_thread_id, null: false
+      t.integer :user_id, null: false
+      t.column :page, :integer, null: false
+      t.column :seen, :integer, null: false
+    end
+
+    add_index :read_posts, [:forum_thread_id, :user_id, :page], :unique => true
+  end
+
+  def down
+    drop_table :read_posts
+  end
+
+end

db/migrate/20120519182212_create_last_read_posts.rb

@@ -0,0 +1,12 @@
+class CreateLastReadPosts < ActiveRecord::Migration
+  def change
+    create_table :last_read_posts do |t|
+      t.integer :user_id, null: false
+      t.integer :forum_thread_id, null: false
+      t.integer :post_number, null: false
+      t.timestamps
+    end
+
+    add_index :last_read_posts, [:user_id, :forum_thread_id], unique: true
+  end
+end

db/migrate/20120523180723_create_views.rb

@@ -0,0 +1,14 @@
+class CreateViews < ActiveRecord::Migration
+  def change
+    create_table :views, id: false do |t|
+      t.integer  :parent_id, null: false
+      t.string   :parent_type, limit: 50, null: false
+      t.integer  :ip, limit: 8, null: false
+      t.datetime :viewed_at, null: false
+      t.integer  :user_id, null: true      
+    end
+
+    add_index :views, [:parent_id, :parent_type]
+    add_index :views, [:parent_id, :parent_type, :ip, :viewed_at], unique: true, name: "unique_views"
+  end
+end

db/migrate/20120523184307_add_replies_to_forum_threads.rb

@@ -0,0 +1,7 @@
+class AddRepliesToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :reply_count, :integer, default: 0, null: false
+
+    execute "UPDATE forum_threads SET reply_count = (SELECT COUNT(*) FROM posts WHERE posts.reply_to_post_number IS NOT NULL AND posts.forum_thread_id = forum_threads.id)"
+  end
+end

db/migrate/20120523201329_add_featured_to_forum_threads.rb

@@ -0,0 +1,21 @@
+class AddFeaturedToForumThreads < ActiveRecord::Migration
+  def up
+    add_column :forum_threads, :featured_user1_id, :integer, null: true
+    add_column :forum_threads, :featured_user2_id, :integer, null: true
+    add_column :forum_threads, :featured_user3_id, :integer, null: true
+
+    # Migrate old threads
+    ForumThread.all.each do |forum_thread|
+      posts_count = Post.where(forum_thread_id: forum_thread.id).group(:user_id).order('count_all desc').limit(3).count
+      posts_count.keys.each_with_index {|user_id, i| forum_thread.send("featured_user#{i+1}_id=", user_id) }
+      forum_thread.save
+    end
+
+  end
+
+  def down
+    remove_column :forum_threads, :featured_user1_id
+    remove_column :forum_threads, :featured_user2_id
+    remove_column :forum_threads, :featured_user3_id
+  end
+end

db/migrate/20120525194845_add_avg_time_to_forum_threads.rb

@@ -0,0 +1,12 @@
+class AddAvgTimeToForumThreads < ActiveRecord::Migration
+  def up
+    add_column :forum_threads, :avg_time, :integer
+
+    execute "update forum_threads SET avg_time = abs(random() * 1200)"
+  end
+
+  def down
+    remove_column :forum_threads, :avg_time
+  end
+
+end

db/migrate/20120529175956_create_uploads.rb

@@ -0,0 +1,18 @@
+class CreateUploads < ActiveRecord::Migration
+  def change
+    create_table :uploads do |t|
+      t.integer :user_id, null: false
+      t.integer :forum_thread_id, null: false
+      t.string  :original_filename, null: false
+      t.integer :filesize, null: false
+      t.integer :width, null: true
+      t.integer :height, null: true
+      t.string  :url, null: false
+      t.timestamps
+    end
+
+    add_index :uploads, :forum_thread_id
+    add_index :uploads, :user_id
+  end
+
+end

db/migrate/20120529202707_create_stars.rb

@@ -0,0 +1,12 @@
+class CreateStars < ActiveRecord::Migration
+  def change
+    create_table :stars, id: false do |t|
+      t.integer  :parent_id, null: false
+      t.string   :parent_type, limit: 50, null: false
+      t.integer  :user_id, null: true  
+      t.timestamps
+    end
+
+    add_index :stars, [:parent_id, :parent_type, :user_id]
+  end
+end

db/migrate/20120530150726_create_forum_thread_user.rb

@@ -0,0 +1,41 @@
+class CreateForumThreadUser < ActiveRecord::Migration
+  def up
+    create_table :forum_thread_users, id: false do |t|
+      t.integer  :user_id, null: false
+      t.integer  :forum_thread_id, null: false
+      t.boolean  :starred, null: false, default: false
+      t.boolean  :posted, null: false, default: false
+      t.integer  :last_read_post_number, null: false, default: 1
+      t.timestamps
+    end
+
+    execute "DELETE FROM read_posts"
+    
+    add_index :forum_thread_users, [:forum_thread_id, :user_id], unique: true    
+
+    drop_table :stars
+    drop_table :last_read_posts
+  end
+
+  def down
+    drop_table :forum_thread_users    
+
+    create_table :stars, id: false do |t|
+      t.integer  :parent_id, null: false
+      t.string   :parent_type, limit: 50, null: false
+      t.integer  :user_id, null: true  
+      t.timestamps
+    end
+
+    add_index :stars, [:parent_id, :parent_type, :user_id] 
+    
+    create_table :last_read_posts do |t|
+      t.integer :user_id, null: false
+      t.integer :forum_thread_id, null: false
+      t.integer :post_number, null: false
+      t.timestamps
+    end
+
+    add_index :last_read_posts, [:user_id, :forum_thread_id], unique: true
+  end
+end

db/migrate/20120530160745_migrate_posted.rb

@@ -0,0 +1,10 @@
+class MigratePosted < ActiveRecord::Migration
+  def up
+    Post.all.each do |p|
+      ForumThreadUser.change(p.user, p.forum_thread_id, posted: true)
+    end
+  end
+
+  def down
+  end
+end

db/migrate/20120530200724_add_index_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddIndexToForumThreads < ActiveRecord::Migration
+  def change
+    add_index :forum_threads, :last_posted_at
+  end
+end

db/migrate/20120530212912_create_forum_thread_links.rb

@@ -0,0 +1,16 @@
+class CreateForumThreadLinks < ActiveRecord::Migration
+  def change
+    create_table :forum_thread_links do |t|
+      t.integer :forum_thread_id, null: false
+      t.integer :post_id, null: false
+      t.integer :user_id, null: false
+      t.string  :url, limit: 500, null: false      
+      t.string  :domain, limit: 100, null: false
+      t.boolean :internal, null: false, default: false
+      t.integer :link_forum_thread_id, null: true
+      t.timestamps
+    end
+
+    add_index :forum_thread_links, :forum_thread_id
+  end
+end

db/migrate/20120614190726_add_tags_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddTagsToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :tag, :string, null: true, limit: 25
+  end
+end

db/migrate/20120614202024_add_quote_count_to_posts.rb

@@ -0,0 +1,12 @@
+class AddQuoteCountToPosts < ActiveRecord::Migration
+  def up
+    add_column :posts, :quote_count, :integer, default: 0, null: false
+    execute "UPDATE posts SET quote_count = 1 WHERE quoteless = 'f'"
+    remove_column :posts, :quoteless
+  end
+
+  def down
+    remove_column :posts, :quote_count
+    add_column :posts, :quoteless, :boolean, default: false
+  end  
+end

db/migrate/20120615180517_create_bookmarks.rb

@@ -0,0 +1,11 @@
+class CreateBookmarks < ActiveRecord::Migration
+  def change
+    create_table :bookmarks do |t|
+      t.integer :user_id
+      t.integer :post_id
+      t.timestamps
+    end
+
+    add_index :bookmarks, [:user_id, :post_id], unique: true
+  end
+end

db/migrate/20120618152946_add_reply_below_to_posts.rb

@@ -0,0 +1,5 @@
+class AddReplyBelowToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :reply_below_post_number, :integer, null: true
+  end
+end

db/migrate/20120618212349_create_post_timings.rb

@@ -0,0 +1,13 @@
+class CreatePostTimings < ActiveRecord::Migration
+  def change
+    create_table :post_timings do |t|
+      t.integer :thread_id, null: false
+      t.integer :post_number, null: false
+      t.integer :user_id, null: false
+      t.integer :msecs, null: false
+    end
+
+    add_index :post_timings, [:thread_id, :post_number]
+    add_index :post_timings, [:thread_id, :post_number, :user_id], unique: true
+  end
+end

db/migrate/20120618214856_create_message_bus.rb

@@ -0,0 +1,13 @@
+class CreateMessageBus < ActiveRecord::Migration
+  def change
+    create_table :message_bus do |t|
+      t.string :name
+      t.string :context
+      t.text :data
+      t.datetime :created_at
+    end
+
+    add_index :message_bus, [:created_at]
+  end
+
+end

db/migrate/20120619150807_fix_post_timings.rb

@@ -0,0 +1,14 @@
+class FixPostTimings < ActiveRecord::Migration
+  def up
+    remove_index :post_timings, [:thread_id, :post_number]
+    remove_index :post_timings, [:thread_id, :post_number, :user_id]
+    rename_column :post_timings, :thread_id, :forum_thread_id
+    add_index :post_timings, [:forum_thread_id, :post_number], name: 'post_timings_summary'
+    add_index :post_timings, [:forum_thread_id, :post_number, :user_id], unique: true, name: 'post_timings_unique'    
+
+  end
+
+  def down
+    rename_column :post_timings, :forum_thread_id, :thread_id   
+  end
+end

db/migrate/20120619153349_drop_read_posts.rb

@@ -0,0 +1,14 @@
+class DropReadPosts < ActiveRecord::Migration
+  def up
+    drop_table :read_posts
+  end
+
+  def down
+    create_table :read_posts, id: false do |t|
+      t.integer :forum_thread_id, null: false
+      t.integer :user_id, null: false
+      t.column :page, :integer, null: false
+      t.column :seen, :integer, null: false
+    end    
+  end
+end

db/migrate/20120619172714_add_post_number_to_bookmarks.rb

@@ -0,0 +1,14 @@
+class AddPostNumberToBookmarks < ActiveRecord::Migration
+  def change
+    drop_table :bookmarks
+
+    create_table :bookmarks do |t|
+      t.integer :user_id, null: false
+      t.integer :forum_thread_id, null: false
+      t.integer :post_number, null: false
+      t.timestamps
+    end
+
+    add_index :bookmarks, [:user_id, :forum_thread_id, :post_number], unique: true
+  end
+end

db/migrate/20120621155351_add_seen_post_count_to_forum_thread_users.rb

@@ -0,0 +1,8 @@
+class AddSeenPostCountToForumThreadUsers < ActiveRecord::Migration
+  def change
+    remove_column :post_timings, :id
+    remove_column :forum_thread_users, :created_at
+    remove_column :forum_thread_users, :updated_at
+    add_column :forum_thread_users, :seen_post_count, :integer
+  end
+end

db/migrate/20120621190310_add_deleted_at_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddDeletedAtToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :deleted_at, :datetime
+  end
+end

db/migrate/20120622200242_create_notifications.rb

@@ -0,0 +1,13 @@
+class CreateNotifications < ActiveRecord::Migration
+  def change
+    create_table :notifications do |t|
+      t.integer :notification_type, null: false
+      t.references :user, null: false
+      t.string :data, null: false
+      t.boolean :read, default: false, null: false
+      t.timestamps
+    end
+
+    add_index :notifications, [:user_id, :created_at]
+  end
+end

db/migrate/20120625145714_add_seen_notification_id_to_users.rb

@@ -0,0 +1,10 @@
+class AddSeenNotificationIdToUsers < ActiveRecord::Migration
+  def change
+
+    execute "TRUNCATE TABLE notifications"
+    
+    add_column :users, :seen_notificaiton_id, :integer, default: 0, null: false
+    add_column :notifications, :forum_thread_id, :integer, null: true
+    add_column :notifications, :post_number, :integer, null: true        
+  end
+end

db/migrate/20120625162318_add_deleted_at_to_posts.rb

@@ -0,0 +1,5 @@
+class AddDeletedAtToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :deleted_at, :datetime
+  end
+end

db/migrate/20120625174544_add_highest_post_number_to_forum_threads.rb

@@ -0,0 +1,7 @@
+class AddHighestPostNumberToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :highest_post_number, :integer, default: 0, null: false
+
+    execute "UPDATE forum_threads SET highest_post_number = (SELECT MAX(post_number) FROM posts WHERE posts.forum_thread_id = forum_threads.id)"
+  end
+end

db/migrate/20120625195326_add_image_url_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddImageUrlToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :image_url, :string
+  end
+end

db/migrate/20120629143908_rename_expression_type_id.rb

@@ -0,0 +1,16 @@
+class RenameExpressionTypeId < ActiveRecord::Migration
+
+  def up
+    add_column :expression_types, :expression_index, :integer
+    execute "UPDATE expression_types SET expression_index = id"
+    remove_column :expression_types, :id
+
+    add_index :expression_types, [:site_id, :expression_index], unique: true 
+  end
+
+  def down
+    add_column :expression_types, :id, :integer   
+    execute "UPDATE expression_types SET id = expression_index"
+    remove_column :expression_types, :expression_index
+  end
+end

db/migrate/20120629150253_denormalize_expressions.rb

@@ -0,0 +1,25 @@
+class DenormalizeExpressions < ActiveRecord::Migration
+  def change
+
+    # Denormalizing this makes our queries so, so, so much nicer
+
+    add_column :posts, :expression1_count, :integer, null: false, default: 0
+    add_column :posts, :expression2_count, :integer, null: false, default: 0
+    add_column :posts, :expression3_count, :integer, null: false, default: 0
+    add_column :posts, :expression4_count, :integer, null: false, default: 0
+    add_column :posts, :expression5_count, :integer, null: false, default: 0
+
+    add_column :forum_threads, :expression1_count, :integer, null: false, default: 0
+    add_column :forum_threads, :expression2_count, :integer, null: false, default: 0
+    add_column :forum_threads, :expression3_count, :integer, null: false, default: 0
+    add_column :forum_threads, :expression4_count, :integer, null: false, default: 0
+    add_column :forum_threads, :expression5_count, :integer, null: false, default: 0
+
+
+    (1..5).each do |i|
+      execute "update posts set expression#{i}_count = (select count(*) from expressions where parent_id = posts.id and expression_type_id = #{i})"
+      execute "update forum_threads set expression#{i}_count = (select sum(expression#{i}_count) from posts where forum_thread_id = forum_threads.id)"
+    end
+  end
+
+end

db/migrate/20120629151243_make_expressions_less_generic.rb

@@ -0,0 +1,16 @@
+class MakeExpressionsLessGeneric < ActiveRecord::Migration
+  def up
+    rename_column :expressions, :parent_id, :post_id
+    rename_column :expressions, :expression_type_id, :expression_index
+    remove_column :expressions, :parent_type
+
+    add_index :expressions, [:post_id, :expression_index, :user_id], unique: true, name: 'unique_by_user'
+  end
+
+  def down
+    rename_column :expressions, :post_id, :parent_id
+    rename_column :expressions, :expression_index, :expression_type_id
+    add_column :expressions, :parent_type, :string, null: true
+  end
+
+end

db/migrate/20120629182637_create_incoming_links.rb

@@ -0,0 +1,15 @@
+class CreateIncomingLinks < ActiveRecord::Migration
+  def change
+    create_table :incoming_links do |t|
+      t.integer :site_id, null: false
+      t.string :url, limit: 1000, null: false
+      t.string :referer, limit: 1000, null: false      
+      t.string :domain, limit: 100, null: false
+      t.integer :forum_thread_id, null: true
+      t.integer :post_number, null: true
+      t.timestamps
+    end
+
+    add_index :incoming_links, [:site_id, :forum_thread_id, :post_number], name: 'incoming_index'
+  end
+end

db/migrate/20120702211427_create_replies.rb

@@ -0,0 +1,17 @@
+class CreateReplies < ActiveRecord::Migration
+  def change
+    create_table :post_replies, id: false do |t|
+      t.references :post
+      t.integer :reply_id
+      t.timestamps
+    end
+
+    add_index :post_replies, [:post_id, :reply_id], unique: true
+
+    execute "INSERT INTO post_replies (post_id, reply_id, created_at, updated_at)
+             SELECT p2.id, p.id, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP
+             FROM posts AS p
+             INNER JOIN posts AS p2 on p2.post_number = p.reply_to_post_number AND p2.forum_thread_id = P.forum_thread_id
+             WHERE p.forum_thread_id IS NOT NULL"
+  end
+end

db/migrate/20120703184734_add_reflection_to_forum_thread_links.rb

@@ -0,0 +1,6 @@
+class AddReflectionToForumThreadLinks < ActiveRecord::Migration
+  def change
+    add_column :forum_thread_links, :reflection, :boolean, default: false
+    change_column :forum_thread_links, :post_id, :integer, null: true
+  end
+end

db/migrate/20120703201312_add_incoming_link_count_to_posts.rb

@@ -0,0 +1,5 @@
+class AddIncomingLinkCountToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :incoming_link_count, :integer, default: 0, null: false
+  end
+end

db/migrate/20120703203623_add_incoming_link_count_to_forum_threads.rb

@@ -0,0 +1,5 @@
+class AddIncomingLinkCountToForumThreads < ActiveRecord::Migration
+  def change
+    add_column :forum_threads, :incoming_link_count, :integer, default: 0, null: false
+  end
+end

db/migrate/20120703210004_add_bookmark_count_to_posts.rb

@@ -0,0 +1,19 @@
+class AddBookmarkCountToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :bookmark_count, :integer, default: 0, null: false
+    add_column :forum_threads, :bookmark_count, :integer, default: 0, null: false
+    add_column :forum_threads, :star_count, :integer, default: 0, null: false
+
+    execute "UPDATE posts SET bookmark_count = (SELECT COUNT(*) 
+                                                FROM bookmarks 
+                                                WHERE post_number = posts.post_number AND forum_thread_id = posts.forum_thread_id)"
+
+    execute "UPDATE forum_threads SET bookmark_count = (SELECT COUNT(*) 
+                                                        FROM bookmarks 
+                                                        WHERE forum_thread_id = forum_threads.id)"
+
+    execute "UPDATE forum_threads SET star_count = (SELECT COUNT(*) 
+                                                        FROM forum_thread_users 
+                                                        WHERE forum_thread_id = forum_threads.id AND starred = true)"
+  end
+end

db/migrate/20120704160659_add_avg_time_to_posts.rb

@@ -0,0 +1,6 @@
+class AddAvgTimeToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :avg_time, :integer, null: true
+    add_column :posts, :score, :float, null: true
+  end
+end

db/migrate/20120704201743_add_view_count_to_posts.rb

@@ -0,0 +1,8 @@
+class AddViewCountToPosts < ActiveRecord::Migration
+  def change
+    add_column :posts, :views, :integer, default: 0, null: false
+
+    execute "UPDATE posts SET views = 
+              (SELECT COUNT(*) FROM post_timings WHERE forum_thread_id = posts.forum_thread_id AND post_number = posts.post_number)"
+  end
+end

db/migrate/20120705181724_add_user_to_versions.rb

@@ -0,0 +1,7 @@
+class AddUserToVersions < ActiveRecord::Migration
+  def change
+    execute "UPDATE versions SET user_type = 'User', user_id = posts.user_id
+             FROM posts
+             WHERE posts.id = versions.versioned_id"
+  end
+end

db/migrate/20120708210305_add_last_posted_at_to_users.rb

@@ -0,0 +1,11 @@
+class AddLastPostedAtToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :last_posted_at, :datetime, null: true
+    add_index :users, :last_posted_at
+
+    execute "UPDATE users 
+             SET last_posted_at = (SELECT MAX(posts.created_at) 
+                                   FROM posts
+                                   WHERE posts.user_id = users.id)"
+  end
+end

db/migrate/20120712150500_create_categories.rb

@@ -0,0 +1,28 @@
+class CreateCategories < ActiveRecord::Migration
+  def up
+    create_table :categories do |t|
+      t.string :name, limit: 50, null: false
+      t.string :color, limit: 6, null: false, default: 'AB9364'
+      t.integer :forum_thread_id, null: true
+      t.integer :top1_forum_thread_id, null: true
+      t.integer :top2_forum_thread_id, null: true
+      t.integer :top1_user_id, null: true
+      t.integer :top2_user_id, null: true
+      t.integer :forum_thread_count, null: false, default: 0 
+      t.timestamps
+    end
+
+    add_index :categories, :name, unique: true
+    add_index :categories, :forum_thread_count
+
+    execute "INSERT INTO categories (name, forum_thread_count, created_at, updated_At)
+             SELECT tag, count(*), CURRENT_TIMESTAMP, CURRENT_TIMESTAMP from forum_threads
+             WHERE tag IS NOT NULL AND tag <> 'null'
+             GROUP BY tag"
+  end
+
+  def down
+    drop_table :categories    
+  end
+
+end

db/migrate/20120712151934_add_category_id_to_forum_threads.rb

@@ -0,0 +1,18 @@
+class AddCategoryIdToForumThreads < ActiveRecord::Migration
+  def up
+    add_column :forum_threads, :category_id, :integer
+
+    execute "UPDATE forum_threads SET category_id = 
+             (SELECT id 
+              FROM categories
+              WHERE name = forum_threads.tag)"
+
+    remove_column :forum_threads, :tag
+  end
+
+  def down
+    remove_column :forum_threads, :category_id
+    add_column :forum_threads, :tag, :string, limit: 20
+  end
+
+end

db/migrate/20120713201324_create_category_featured_threads.rb

@@ -0,0 +1,11 @@
+class CreateCategoryFeaturedThreads < ActiveRecord::Migration
+  def change
+    create_table :category_featured_threads, id: false do |t|
+      t.references :category, null: false
+      t.references :forum_thread, null: false
+      t.timestamps
+    end
+
+    add_index :category_featured_threads, [:category_id, :forum_thread_id], unique: true, name: 'cat_featured_threads'
+  end
+end

db/migrate/20120716020835_create_site_settings.rb

@@ -0,0 +1,12 @@
+class CreateSiteSettings < ActiveRecord::Migration
+  def change
+    create_table :site_settings do |t|
+      t.string :name, :null => false
+      t.text :description, :null => false
+      t.integer :data_type, :null => false
+      t.text :value
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20120716173544_add_stats_to_categories.rb

@@ -0,0 +1,7 @@
+class AddStatsToCategories < ActiveRecord::Migration
+  def change
+    add_column :categories, :posts_year, :integer
+    add_column :categories, :posts_month, :integer
+    add_column :categories, :posts_week, :integer
+  end
+end

db/migrate/20120718044955_create_user_open_ids.rb

@@ -0,0 +1,13 @@
+class CreateUserOpenIds < ActiveRecord::Migration
+  def change
+    create_table :user_open_ids do |t|
+      t.integer :user_id
+      t.string :email
+      t.string :url
+      t.timestamps
+    end
+
+    add_index :user_open_ids, [:url]
+
+  end
+end

db/migrate/20120719004636_add_email_hashed_password_name_salt_to_users.rb

@@ -0,0 +1,30 @@
+class AddEmailHashedPasswordNameSaltToUsers < ActiveRecord::Migration
+  def up
+    add_column :users, :email, :string, limit: 256 
+
+    execute "update users set email= md5(random()::text) || 'domain.com'"
+
+    change_column :users, :email, :string, limit:256, null: false
+    add_index :users, [:email], unique: true 
+
+    rename_column :users, :display_username, :name
+
+    add_column :users, :password_hash, :string, limit: 64
+    add_column :users, :salt, :string, limit: 32
+    add_column :users, :active, :boolean 
+    add_column :users, :activation_key,:string, limit: 32
+
+    add_column :user_open_ids, :active, :boolean, null: false
+
+  end
+
+  def down 
+    remove_column :users, :email
+    remove_column :users, :password_hash
+    remove_column :users, :salt
+    rename_column :users, :name, :display_username
+    remove_column :users, :active
+    remove_column :users, :activation_key
+    remove_column :user_open_ids, :active
+  end
+end

db/migrate/20120720013733_add_username_lower_to_users.rb

@@ -0,0 +1,11 @@
+class AddUsernameLowerToUsers < ActiveRecord::Migration
+  def up
+    add_column :users, :username_lower, :string, limit: 20
+    execute "update users set username_lower = lower(username)"
+    add_index :users, [:username_lower], :unique => true
+    change_column :users, :username_lower, :string, limit: 20, null:false
+  end
+  def down
+    remove_column :users, :username_lower
+  end
+end

db/migrate/20120720044246_add_auth_token_to_users.rb

@@ -0,0 +1,6 @@
+class AddAuthTokenToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :auth_token, :string, limit: 32
+    add_index :users, [:auth_token]
+  end
+end

db/migrate/20120720162422_add_forum_id_to_categories.rb

@@ -0,0 +1,12 @@
+class AddForumIdToCategories < ActiveRecord::Migration
+  def up
+    add_column :categories, :forum_id, :integer
+    execute "UPDATE categories SET forum_id = (SELECT MIN(id) FROM forums)"
+    change_column :categories, :forum_id, :integer, null: false
+  end
+
+  def down
+    remove_column :categories, :forum_id
+  end
+
+end

db/migrate/20120723051512_add_not_nulls_to_user_open_ids.rb

@@ -0,0 +1,7 @@
+class AddNotNullsToUserOpenIds < ActiveRecord::Migration
+  def change
+    change_column :user_open_ids, :user_id, :integer, null: false
+    change_column :user_open_ids, :email, :string, null: false
+    change_column :user_open_ids, :url, :string, null: false
+  end
+end

db/migrate/20120724234502_add_last_seen_at_to_users.rb

@@ -0,0 +1,5 @@
+class AddLastSeenAtToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :last_seen_at, :datetime
+  end
+end

db/migrate/20120724234711_add_website_to_users.rb

@@ -0,0 +1,5 @@
+class AddWebsiteToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :website, :string
+  end
+end

db/migrate/20120725183347_add_excerpt_to_categories.rb

@@ -0,0 +1,5 @@
+class AddExcerptToCategories < ActiveRecord::Migration
+  def change
+    add_column :categories, :excerpt, :string, limit: 250
+  end
+end

db/migrate/20120726201830_add_invisible_to_forum_thread.rb

@@ -0,0 +1,12 @@
+class AddInvisibleToForumThread < ActiveRecord::Migration
+  def up
+    add_column :forum_threads, :invisible, :boolean, default: false, null: false
+    change_column :categories, :excerpt, :text, null: true
+  end
+
+  def down
+    remove_column :forum_threads, :invisible
+    change_column :categories, :excerpt, :string, limit: 250, null: true
+  end
+
+end

db/migrate/20120726235129_add_user_id_to_categories.rb

@@ -0,0 +1,7 @@
+class AddUserIdToCategories < ActiveRecord::Migration
+  def change
+    add_column :categories, :user_id, :integer
+    execute "UPDATE categories SET user_id = 1186"
+    change_column :categories, :user_id, :integer, null: false
+  end
+end

db/migrate/20120727005556_remove_excerpt_from_categories.rb

@@ -0,0 +1,9 @@
+class RemoveExcerptFromCategories < ActiveRecord::Migration
+  def up
+    remove_column :categories, :excerpt
+  end
+
+  def down
+    add_column :categories, :excerpt, :string, limit: 250 
+  end
+end

db/migrate/20120727150428_rename_invisible.rb

@@ -0,0 +1,9 @@
+class RenameInvisible < ActiveRecord::Migration
+  def change
+
+    add_column :forum_threads, :visible, :boolean, default: true, null: false
+    execute "UPDATE forum_threads SET visible = CASE WHEN invisible THEN false ELSE true END"
+    remove_column :forum_threads, :invisible
+
+  end
+end

db/migrate/20120727213543_add_thread_counts_to_categories.rb

@@ -0,0 +1,11 @@
+class AddThreadCountsToCategories < ActiveRecord::Migration
+  def change
+    add_column :categories, :threads_year, :integer
+    add_column :categories, :threads_month, :integer
+    add_column :categories, :threads_week, :integer
+
+    remove_column :categories, :posts_year
+    remove_column :categories, :posts_month
+    remove_column :categories, :posts_week
+  end
+end

db/migrate/20120802151210_add_icon_to_expression_types.rb

@@ -0,0 +1,7 @@
+class AddIconToExpressionTypes < ActiveRecord::Migration
+  def change
+    add_column :expression_types, :icon, :string, limit: 20
+
+    execute "UPDATE expression_types SET icon = 'heart' WHERE expression_index = 1"
+  end
+end

db/migrate/20120803191426_add_admin_flag_to_users.rb

@@ -0,0 +1,9 @@
+class AddAdminFlagToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :admin, :boolean, default: false, null: false
+    add_column :users, :moderator, :boolean, default: false, null: false
+
+    # Make all of us admins
+    execute "UPDATE users SET admin = TRUE where lower(username) in ('eviltrout', 'codinghorror', 'sam', 'hanzo')"
+  end
+end

db/migrate/20120806030641_add_new_password_new_salt_email_token_to_users.rb

@@ -0,0 +1,9 @@
+class AddNewPasswordNewSaltEmailTokenToUsers < ActiveRecord::Migration
+  def change
+    add_column :users, :new_salt, :string, :limit => 32
+    add_column :users, :new_password_hash, :string, :limit => 64
+    # email token is more flexible, can be used for both intial activation AND password change confirmation 
+    add_column :users, :email_token, :string, :limit => 32
+    remove_column :users, :activation_key
+  end
+end

db/migrate/20120806062617_remove_new_password_stuff_from_user.rb

@@ -0,0 +1,6 @@
+class RemoveNewPasswordStuffFromUser < ActiveRecord::Migration
+  def change
+    remove_column :users, :new_password_hash
+    remove_column :users, :new_salt
+  end
+end

db/migrate/20120807223020_create_actions.rb

@@ -0,0 +1,25 @@
+class CreateActions < ActiveRecord::Migration
+  def change
+    create_table :actions do |t|
+
+      # I elected for multiple ids as opposed to using :as cause it makes the table 
+      # thinner, and the joining semantics much simpler (a simple multiple left join will do)
+      #
+      # There is a notificiation table as well that covers much of this, 
+      # but this table is wider and is intended for non-notifying actions as well 
+      
+
+      t.integer :action_type, :null => false
+      t.integer :user_id, :null => false
+      t.integer :target_forum_thread_id
+      t.integer :target_post_id
+      t.integer :target_user_id
+      t.integer :acting_user_id
+
+      t.timestamps
+    end
+
+    add_index :actions, [:user_id, :action_type]
+    add_index :actions, [:acting_user_id]
+  end
+end

db/migrate/20120809020415_remove_site_id.rb

@@ -0,0 +1,22 @@
+class RemoveSiteId < ActiveRecord::Migration
+  def up
+    drop_table 'sites'
+    remove_index 'incoming_links', :name => "incoming_index" 
+    add_index "incoming_links", ["forum_thread_id", "post_number"], :name => "incoming_index"
+    remove_column 'incoming_links', 'site_id'
+    remove_index 'users', :name => 'index_users_on_site_id'
+    remove_column 'users', 'site_id'
+    
+    remove_index 'expression_types', :name => 'index_expression_types_on_site_id_and_expression_index'
+    remove_index 'expression_types', :name => 'index_expression_types_on_site_id_and_name'
+    remove_column 'expression_types','site_id'
+    add_index "expression_types", ["expression_index"], :unique => true
+    add_index "expression_types", ["name"], :unique => true
+    
+    drop_table 'forums'
+  end
+
+  def down
+    raise 'not reversable'
+  end
+end

db/migrate/20120809030647_remove_forum_id.rb

@@ -0,0 +1,10 @@
+class RemoveForumId < ActiveRecord::Migration
+  def up
+    remove_column 'forum_threads', 'forum_id'
+    remove_column 'categories', 'forum_id'
+  end
+
+  def down
+    raise 'not reversible'
+  end
+end

db/migrate/20120809053414_correct_indexing_on_posts.rb

@@ -0,0 +1,23 @@
+class CorrectIndexingOnPosts < ActiveRecord::Migration
+  def up
+      execute "update posts pp
+set post_number = c.real_number 
+from 
+(
+	select p1.id, count(*) real_number from posts p1
+	join posts p2 on p1.forum_thread_id = p2.forum_thread_id
+	where p2.id <= p1.id and p1.forum_thread_id = p2.forum_thread_id 
+        group by p1.id
+) as c
+where pp.id = c.id and pp.post_number <> c.real_number"
+
+    remove_index "posts", ["forum_thread_id","post_number"] 
+
+    # this needs to be unique if it is not we can not use post_number to identify a post
+    add_index "posts", ["forum_thread_id","post_number"], :unique => true
+
+  end
+
+  def down
+  end
+end

db/migrate/20120809154750_remove_index_for_now.rb

@@ -0,0 +1,11 @@
+class RemoveIndexForNow < ActiveRecord::Migration
+  def up
+    remove_index "posts", ["forum_thread_id","post_number"]
+    add_index "posts", ["forum_thread_id","post_number"], unique: false
+  end
+
+  def down
+    remove_index "posts", ["forum_thread_id","post_number"]
+    add_index "posts", ["forum_thread_id","post_number"], :unique => true
+  end
+end

db/migrate/20120809174649_create_post_actions.rb

@@ -0,0 +1,21 @@
+class CreatePostActions < ActiveRecord::Migration
+  def up
+    create_table :post_actions do |t|
+      t.integer :post_id, null: false
+      t.integer :user_id, null: false
+      t.integer :post_action_type_id, null:false
+      t.datetime :deleted_at
+      t.timestamps
+    end
+
+    add_index :post_actions, ["post_id"]
+    
+    # no support for this till rails 4
+    execute 'create unique index idx_unique_actions on 
+      post_actions(user_id, post_action_type_id, post_id) where deleted_at is null'
+    
+  end
+  def down
+    drop_table :post_actions
+  end
+end

db/migrate/20120809175110_create_post_action_types.rb

@@ -0,0 +1,14 @@
+class CreatePostActionTypes < ActiveRecord::Migration
+  def change
+    create_table(:post_action_types, id: false) do |t|
+      t.integer :id, options: "PRIMARY KEY", null: false
+      t.string :name, null: false, limit: 50
+      t.string :long_form, null: false, limit: 100
+      t.boolean :is_flag, null: false, default: false
+      t.text :description
+      t.string :icon, limit: 20
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20120809201855_migrate_bookmarks_to_post_actions.rb

@@ -0,0 +1,14 @@
+class MigrateBookmarksToPostActions < ActiveRecord::Migration
+  def up
+    execute "insert into post_actions(user_id, post_action_type_id, post_id, created_at, updated_at)
+    select distinct b.user_id, #{PostActionType.bookmark.id} , p.id, b.created_at, b.updated_at 
+from bookmarks b
+join posts p on p.forum_thread_id = b.forum_thread_id and p.post_number = b.post_number"
+    drop_table "bookmarks"
+  end
+
+  def down
+    # I can reverse this, but not really worth the work
+    raise ActiveRecord::IrriversableMigration
+  end
+end

db/migrate/20120810064839_rename_actions_to_user_actions.rb

@@ -0,0 +1,5 @@
+class RenameActionsToUserActions < ActiveRecord::Migration
+  def change
+    rename_table 'actions', 'user_actions'
+  end
+end

db/migrate/20120812235417_retire_expressions.rb

@@ -0,0 +1,20 @@
+class RetireExpressions < ActiveRecord::Migration
+  def up
+    execute 'insert into post_actions (post_action_type_id, user_id, post_id, created_at, updated_at)
+select 
+	case 
+	  when expression_index=1 then 3
+	  when expression_index=2 then 4
+	  when expression_index=3 then 2
+	end
+
+	, user_id, post_id, created_at, updated_at from expressions'
+
+    drop_table 'expressions'
+    drop_table 'expression_types'
+  end
+
+  def down
+    raise ActiveRecord::IrriversableMigration
+  end
+end

db/migrate/20120813004347_rename_expression_columns_in_forum_thread.rb

@@ -0,0 +1,10 @@
+class RenameExpressionColumnsInForumThread < ActiveRecord::Migration
+  def change
+    rename_column 'forum_threads', 'expression1_count', 'off_topic_count'
+    rename_column 'forum_threads', 'expression2_count', 'offensive_count'
+    rename_column 'forum_threads', 'expression3_count', 'like_count'
+    remove_column 'forum_threads', 'expression4_count'
+    remove_column 'forum_threads', 'expression5_count'
+
+  end
+end

db/migrate/20120813042912_rename_expression_columns_in_posts.rb

@@ -0,0 +1,9 @@
+class RenameExpressionColumnsInPosts < ActiveRecord::Migration
+  def change
+    rename_column 'posts', 'expression1_count', 'off_topic_count'
+    rename_column 'posts', 'expression2_count', 'offensive_count'
+    rename_column 'posts', 'expression3_count', 'like_count'
+    remove_column 'posts', 'expression4_count'
+    remove_column 'posts', 'expression5_count'
+  end
+end