mail_notification_migration.patch

Jean-Philippe Lang, 2010-11-19 19:39

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db/migrate/20100129193402_change_users_mail_notification_to_string.rb (working copy)
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class ChangeUsersMailNotificationToString < ActiveRecord::Migration
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  def self.up
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    change_column :users, :mail_notification, :string, :default => '', :null => false
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    rename_column :users, :mail_notification, :mail_notification_bool
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    add_column :users, :mail_notification, :string, :default => '', :null => false
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    User.update_all("mail_notification = 'all'", "mail_notification_bool = #{connection.quoted_true}")
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    User.update_all("mail_notification = 'selected'", "EXISTS (SELECT 1 FROM #{Member.table_name} WHERE #{Member.table_name}.mail_notification = #{connection.quoted_true} AND #{Member.table_name}.user_id = #{User.table_name}.id)")
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    User.update_all("mail_notification = 'only_my_events'", "mail_notification NOT IN ('all', 'selected')")
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    remove_column :users, :mail_notification_bool
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  end
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  def self.down
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    change_column :users, :mail_notification, :boolean, :default => true, :null => false
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    rename_column :users, :mail_notification, :mail_notification_char
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    add_column :users, :mail_notification, :boolean, :default => true, :null => false
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    User.update_all("mail_notification = #{connection.quoted_false}", "mail_notification_char <> 'all'")
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    remove_column :users, :mail_notification_char
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  end
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end
db/migrate/20100129193813_update_mail_notification_values.rb (working copy)
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# Patch the data from a boolean change.
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class UpdateMailNotificationValues < ActiveRecord::Migration
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  def self.up
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    User.update_all("mail_notification = 'all'", "mail_notification IN ('1', 't')")
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    User.update_all("mail_notification = 'selected'", "EXISTS (SELECT 1 FROM #{Member.table_name} WHERE #{Member.table_name}.mail_notification = #{connection.quoted_true} AND #{Member.table_name}.user_id = #{User.table_name}.id)")
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    User.update_all("mail_notification = 'only_my_events'", "mail_notification NOT IN ('all', 'selected')")
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    # No-op
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    # See 20100129193402_change_users_mail_notification_to_string.rb
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  end
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  def self.down