FIX: remove nullable dates post upgrade to Rails 4

app/models/api_key.rb

@@ -29,8 +29,8 @@ end
 #  key           :string(64)       not null
 #  user_id       :integer
 #  created_by_id :integer
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #
 # Indexes
 #

app/models/badge.rb

@@ -247,8 +247,8 @@ end
 #  description       :text
 #  badge_type_id     :integer          not null
 #  grant_count       :integer          default(0), not null
-#  created_at        :datetime
-#  updated_at        :datetime
+#  created_at        :datetime         not null
+#  updated_at        :datetime         not null
 #  allow_title       :boolean          default(FALSE), not null
 #  multiple_grant    :boolean          default(FALSE), not null
 #  icon              :string(255)      default("fa-certificate")

app/models/badge_grouping.rb

@@ -25,6 +25,6 @@ end
 #  name        :string(255)      not null
 #  description :text
 #  position    :integer          not null
-#  created_at  :datetime
-#  updated_at  :datetime
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
 #

app/models/badge_type.rb

@@ -14,8 +14,8 @@ end
 #
 #  id         :integer          not null, primary key
 #  name       :string(255)      not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/category.rb

@@ -361,8 +361,8 @@ end
 #  color                    :string(6)        default("AB9364"), not null
 #  topic_id                 :integer
 #  topic_count              :integer          default(0), not null
-#  created_at               :datetime
-#  updated_at               :datetime
+#  created_at               :datetime         not null
+#  updated_at               :datetime         not null
 #  user_id                  :integer          not null
 #  topics_year              :integer          default(0)
 #  topics_month             :integer          default(0)

app/models/category_custom_field.rb

@@ -10,8 +10,8 @@ end
 #  category_id :integer          not null
 #  name        :string(256)      not null
 #  value       :text
-#  created_at  :datetime
-#  updated_at  :datetime
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
 #
 # Indexes
 #

app/models/category_featured_topic.rb

@@ -51,8 +51,8 @@ end
 #
 #  category_id :integer          not null
 #  topic_id    :integer          not null
-#  created_at  :datetime
-#  updated_at  :datetime
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
 #  rank        :integer          default(0), not null
 #  id          :integer          not null, primary key
 #

app/models/category_featured_user.rb

@@ -53,8 +53,8 @@ end
 #  id          :integer          not null, primary key
 #  category_id :integer
 #  user_id     :integer
-#  created_at  :datetime
-#  updated_at  :datetime
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
 #
 # Indexes
 #

app/models/category_group.rb

@@ -15,7 +15,7 @@ end
 #  id              :integer          not null, primary key
 #  category_id     :integer          not null
 #  group_id        :integer          not null
-#  created_at      :datetime
-#  updated_at      :datetime
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
 #  permission_type :integer          default(1)
 #

app/models/color_scheme.rb

@@ -104,6 +104,6 @@ end
 #  enabled      :boolean          default(FALSE), not null
 #  versioned_id :integer
 #  version      :integer          default(1), not null
-#  created_at   :datetime
-#  updated_at   :datetime
+#  created_at   :datetime         not null
+#  updated_at   :datetime         not null
 #

app/models/color_scheme_color.rb

@@ -12,8 +12,8 @@ end
 #  name            :string(255)      not null
 #  hex             :string(255)      not null
 #  color_scheme_id :integer          not null
-#  created_at      :datetime
-#  updated_at      :datetime
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
 #
 # Indexes
 #

app/models/draft.rb

@@ -44,8 +44,8 @@ end
 #  user_id    :integer          not null
 #  draft_key  :string(255)      not null
 #  data       :text             not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #  sequence   :integer          default(0), not null
 #
 # Indexes

app/models/email_log.rb

@@ -37,8 +37,8 @@ end
 #  to_address     :string(255)      not null
 #  email_type     :string(255)      not null
 #  user_id        :integer
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #  reply_key      :string(32)
 #  post_id        :integer
 #  topic_id       :integer

app/models/email_token.rb

@@ -79,8 +79,8 @@ end
 #  token      :string(255)      not null
 #  confirmed  :boolean          default(FALSE), not null
 #  expired    :boolean          default(FALSE), not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/facebook_user_info.rb

@@ -16,8 +16,8 @@ end
 #  gender           :string(255)
 #  name             :string(255)
 #  link             :string(255)
-#  created_at       :datetime
-#  updated_at       :datetime
+#  created_at       :datetime         not null
+#  updated_at       :datetime         not null
 #
 # Indexes
 #

app/models/github_user_info.rb

@@ -10,8 +10,8 @@ end
 #  user_id        :integer          not null
 #  screen_name    :string(255)      not null
 #  github_user_id :integer          not null
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #
 # Indexes
 #

app/models/google_user_info.rb

@@ -17,8 +17,8 @@ end
 #  link           :string(255)
 #  profile_link   :string(255)
 #  picture        :string(255)
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #
 # Indexes
 #

app/models/group.rb

@@ -295,8 +295,8 @@ end
 #
 #  id          :integer          not null, primary key
 #  name        :string(255)      not null
-#  created_at  :datetime
-#  updated_at  :datetime
+#  created_at  :datetime         not null
+#  updated_at  :datetime         not null
 #  automatic   :boolean          default(FALSE), not null
 #  user_count  :integer          default(0), not null
 #  alias_level :integer          default(0)

app/models/group_custom_field.rb

@@ -10,8 +10,8 @@ end
 #  group_id   :integer          not null
 #  name       :string(256)      not null
 #  value      :text
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/group_user.rb

@@ -10,8 +10,8 @@ end
 #  id         :integer          not null, primary key
 #  group_id   :integer          not null
 #  user_id    :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/incoming_link.rb

@@ -115,7 +115,7 @@ end
 # Table name: incoming_links
 #
 #  id                  :integer          not null, primary key
-#  created_at          :datetime
+#  created_at          :datetime         not null
 #  user_id             :integer
 #  ip_address          :inet
 #  current_user_id     :integer

app/models/invite.rb

@@ -198,8 +198,8 @@ end
 #  invited_by_id  :integer          not null
 #  user_id        :integer
 #  redeemed_at    :datetime
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #  deleted_at     :datetime
 #  deleted_by_id  :integer
 #  invalidated_at :datetime

app/models/invited_group.rb

@@ -10,6 +10,6 @@ end
 #  id         :integer          not null, primary key
 #  group_id   :integer
 #  invite_id  :integer
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #

app/models/notification.rb

@@ -143,8 +143,8 @@ end
 #  user_id           :integer          not null
 #  data              :string(1000)     not null
 #  read              :boolean          default(FALSE), not null
-#  created_at        :datetime
-#  updated_at        :datetime
+#  created_at        :datetime         not null
+#  updated_at        :datetime         not null
 #  topic_id          :integer
 #  post_number       :integer
 #  post_action_id    :integer

app/models/oauth2_user_info.rb

@@ -13,8 +13,8 @@ end
 #  provider   :string(255)      not null
 #  email      :string(255)
 #  name       :string(255)
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/post_action.rb

@@ -447,8 +447,8 @@ end
 #  user_id             :integer          not null
 #  post_action_type_id :integer          not null
 #  deleted_at          :datetime
-#  created_at          :datetime
-#  updated_at          :datetime
+#  created_at          :datetime         not null
+#  updated_at          :datetime         not null
 #  deleted_by_id       :integer
 #  related_post_id     :integer
 #  staff_took_action   :boolean          default(FALSE), not null

app/models/post_action_type.rb

@@ -49,8 +49,8 @@ end
 #  name_key   :string(50)       not null
 #  is_flag    :boolean          default(FALSE), not null
 #  icon       :string(20)
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #  id         :integer          not null, primary key
 #  position   :integer          default(0), not null
 #

app/models/post_custom_field.rb

@@ -10,8 +10,8 @@ end
 #  post_id    :integer          not null
 #  name       :string(256)      not null
 #  value      :text
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/post_detail.rb

@@ -14,8 +14,8 @@ end
 #  key        :string(255)
 #  value      :string(255)
 #  extra      :text
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/post_reply.rb

@@ -11,8 +11,8 @@ end
 #
 #  post_id    :integer
 #  reply_id   :integer
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/post_revision.rb

@@ -117,8 +117,8 @@ end
 #  post_id       :integer
 #  modifications :text
 #  number        :integer
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #
 # Indexes
 #

app/models/quoted_post.rb

@@ -66,8 +66,8 @@ end
 #  id             :integer          not null, primary key
 #  post_id        :integer          not null
 #  quoted_post_id :integer          not null
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #
 # Indexes
 #

app/models/screened_email.rb

@@ -71,8 +71,8 @@ end
 #  action_type   :integer          not null
 #  match_count   :integer          default(0), not null
 #  last_match_at :datetime
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #  ip_address    :inet
 #
 # Indexes

app/models/screened_ip_address.rb

@@ -92,8 +92,8 @@ end
 #  action_type   :integer          not null
 #  match_count   :integer          default(0), not null
 #  last_match_at :datetime
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #
 # Indexes
 #

app/models/screened_url.rb

@@ -47,8 +47,8 @@ end
 #  action_type   :integer          not null
 #  match_count   :integer          default(0), not null
 #  last_match_at :datetime
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #  ip_address    :inet
 #
 # Indexes

app/models/single_sign_on_record.rb

@@ -10,8 +10,8 @@ end
 #  user_id             :integer          not null
 #  external_id         :string(255)      not null
 #  last_payload        :text             not null
-#  created_at          :datetime
-#  updated_at          :datetime
+#  created_at          :datetime         not null
+#  updated_at          :datetime         not null
 #  external_username   :string(255)
 #  external_email      :string(255)
 #  external_name       :string(255)

app/models/site_content.rb

@@ -36,8 +36,8 @@ end
 #
 #  content_type :string(255)      not null, primary key
 #  content      :text             not null
-#  created_at   :datetime
-#  updated_at   :datetime
+#  created_at   :datetime         not null
+#  updated_at   :datetime         not null
 #
 # Indexes
 #

app/models/site_customization.rb

@@ -207,8 +207,8 @@ end
 #  user_id                 :integer          not null
 #  enabled                 :boolean          not null
 #  key                     :string(255)      not null
-#  created_at              :datetime
-#  updated_at              :datetime
+#  created_at              :datetime         not null
+#  updated_at              :datetime         not null
 #  override_default_style  :boolean          default(FALSE), not null
 #  stylesheet_baked        :text             default(""), not null
 #  mobile_stylesheet       :text

app/models/topic.rb

@@ -846,8 +846,8 @@ end
 #  id                      :integer          not null, primary key
 #  title                   :string(255)      not null
 #  last_posted_at          :datetime
-#  created_at              :datetime
-#  updated_at              :datetime
+#  created_at              :datetime         not null
+#  updated_at              :datetime         not null
 #  views                   :integer          default(0), not null
 #  posts_count             :integer          default(0), not null
 #  user_id                 :integer

app/models/topic_allowed_user.rb

@@ -12,8 +12,8 @@ end
 #  id         :integer          not null, primary key
 #  user_id    :integer          not null
 #  topic_id   :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/topic_custom_field.rb

@@ -10,8 +10,8 @@ end
 #  topic_id   :integer          not null
 #  name       :string(256)      not null
 #  value      :text
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/topic_embed.rb

@@ -168,8 +168,8 @@ end
 #  post_id      :integer          not null
 #  embed_url    :string(255)      not null
 #  content_sha1 :string(40)
-#  created_at   :datetime
-#  updated_at   :datetime
+#  created_at   :datetime         not null
+#  updated_at   :datetime         not null
 #
 # Indexes
 #

app/models/topic_invite.rb

@@ -15,8 +15,8 @@ end
 #  id         :integer          not null, primary key
 #  topic_id   :integer          not null
 #  invite_id  :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/topic_link.rb

@@ -220,8 +220,8 @@ end
 #  domain        :string(100)      not null
 #  internal      :boolean          default(FALSE), not null
 #  link_topic_id :integer
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #  reflection    :boolean          default(FALSE)
 #  clicks        :integer          default(0), not null
 #  link_post_id  :integer

app/models/topic_link_click.rb

@@ -58,8 +58,8 @@ end
 #  id            :integer          not null, primary key
 #  topic_link_id :integer          not null
 #  user_id       :integer
-#  created_at    :datetime
-#  updated_at    :datetime
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
 #  ip_address    :inet             not null
 #
 # Indexes

app/models/twitter_user_info.rb

@@ -10,8 +10,8 @@ end
 #  user_id         :integer          not null
 #  screen_name     :string(255)      not null
 #  twitter_user_id :integer          not null
-#  created_at      :datetime
-#  updated_at      :datetime
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
 #
 # Indexes
 #

app/models/upload.rb

@@ -135,8 +135,8 @@ end
 #  width             :integer
 #  height            :integer
 #  url               :string(255)      not null
-#  created_at        :datetime
-#  updated_at        :datetime
+#  created_at        :datetime         not null
+#  updated_at        :datetime         not null
 #  sha1              :string(40)
 #  origin            :string(1000)
 #

app/models/user.rb

@@ -765,8 +765,8 @@ end
 #
 #  id                            :integer          not null, primary key
 #  username                      :string(60)       not null
-#  created_at                    :datetime
-#  updated_at                    :datetime
+#  created_at                    :datetime         not null
+#  updated_at                    :datetime         not null
 #  name                          :string(255)
 #  seen_notification_id          :integer          default(0), not null
 #  last_posted_at                :datetime
@@ -805,8 +805,8 @@ end
 #  uploaded_avatar_id            :integer
 #  email_always                  :boolean          default(FALSE), not null
 #  mailing_list_mode             :boolean          default(FALSE), not null
-#  locale                        :string(10)
 #  primary_group_id              :integer
+#  locale                        :string(10)
 #  registration_ip_address       :inet
 #  last_redirected_to_top_at     :datetime
 #  disable_jump_reply            :boolean          default(FALSE), not null

app/models/user_action.rb

@@ -331,8 +331,8 @@ end
 #  target_post_id  :integer
 #  target_user_id  :integer
 #  acting_user_id  :integer
-#  created_at      :datetime
-#  updated_at      :datetime
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
 #
 # Indexes
 #

app/models/user_avatar.rb

@@ -48,8 +48,8 @@ end
 #  custom_upload_id               :integer
 #  gravatar_upload_id             :integer
 #  last_gravatar_download_attempt :datetime
-#  created_at                     :datetime
-#  updated_at                     :datetime
+#  created_at                     :datetime         not null
+#  updated_at                     :datetime         not null
 #
 # Indexes
 #

app/models/user_custom_field.rb

@@ -10,8 +10,8 @@ end
 #  user_id    :integer          not null
 #  name       :string(256)      not null
 #  value      :text
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #
 # Indexes
 #

app/models/user_history.rb

@@ -105,8 +105,8 @@ end
 #  acting_user_id :integer
 #  target_user_id :integer
 #  details        :text
-#  created_at     :datetime
-#  updated_at     :datetime
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
 #  context        :string(255)
 #  ip_address     :string(255)
 #  email          :string(255)

app/models/user_open_id.rb

@@ -13,8 +13,8 @@ end
 #  user_id    :integer          not null
 #  email      :string(255)      not null
 #  url        :string(255)      not null
-#  created_at :datetime
-#  updated_at :datetime
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
 #  active     :boolean          not null
 #
 # Indexes

db/migrate/20140827044811_remove_nullable_dates.rb

@@ -0,0 +1,42 @@
+class RemoveNullableDates < ActiveRecord::Migration
+  def up
+
+    # must drop so we can muck with the column
+    execute "DROP VIEW badge_posts"
+
+    # Rails 3 used to have nullable created_at and updated_at dates
+    #  this is no longer the case in Rails 4, some old installs have
+    #  this relic
+    #  Fix it
+    sql = "select table_name, column_name from information_schema.columns
+           WHERE  column_name IN ('created_at','updated_at') AND
+                  table_schema = 'public' AND
+                  is_nullable = 'YES' AND
+                  is_updatable = 'YES' AND
+                  data_type = 'timestamp without time zone'"
+
+    execute(sql).each do |row|
+      table = row["table_name"]
+      column = row["column_name"]
+
+      execute "UPDATE \"#{table}\" SET #{column} = CURRENT_TIMESTAMP WHERE #{column} IS NULL"
+      change_column table.to_sym, column.to_sym, :datetime, null: false
+    end
+
+    execute "CREATE VIEW badge_posts AS
+    SELECT p.*
+    FROM posts p
+    JOIN topics t ON t.id = p.topic_id
+    JOIN categories c ON c.id = t.category_id
+    WHERE c.allow_badges AND
+          p.deleted_at IS NULL AND
+          t.deleted_at IS NULL AND
+          NOT c.read_restricted AND
+          t.visible"
+
+  end
+
+  def down
+    # no need to revert
+  end
+end