gistfile1.txt

Gems:

event_calendar
devise
cancan
 + не нашел date_picker как гема, поэтому реализую jquery плагин

Models:

Event
  has_event_calendar - фича от event_calendar
  belongs_to :user

User
  has_many :events

Tables:

users
стандартная devise + | username  |  string |

events
_____________________
id          | integer
user_id     | integer
name        | string
start_at    | date
end_at      | date
all_day     | boolean
every_week  | boolean
every_year  | boolean
---------------------
created_at  | date
end_at      | date