use single ability model

This commit is contained in:
Stella Rouzi 2014-07-18 15:23:02 +03:00
parent 0418924d8e
commit ab17e6db11
3 changed files with 100 additions and 116 deletions

View file

@ -45,11 +45,7 @@ class ApplicationController < ActionController::Base
end
def current_ability
if self.class.to_s.split('::').first == 'Admin'
@current_ability ||= AdminAbility.new(current_user)
else
@current_ability ||= Ability.new(current_user)
end
@current_ability ||= Ability.new(current_user)
end
rescue_from CanCan::AccessDenied do |exception|

View file

@ -59,5 +59,104 @@ class Ability
can :show, Event # if confirmed...?
can :index, :schedule # show?
# Check roles of user, using rolify. Role name is *case sensitive*
# user.is_organizer? or user.has_role? :organizer
# user.is_cfp_of? Conference or user.has_role? :cfp, Conference
# user.is_info_desk_of? Conference
# user.is_volunteer_coordinator_of? Conference
# user.is_attendee_of? Conference
# The following is wrong because a user will only have 'cfp' role for a specific conference
# user.is_cfp? # This is always false
# Ids of all the conferences for which the user has an 'organizer' role
conf_ids_for_organizer =
Conference.with_role(:organizer, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has a 'cfp' role
conf_ids_for_cfp =
Conference.with_role(:cfp, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has an 'info_desk' role
conf_ids_for_info_desk =
Conference.with_role(:info_desk, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has a 'volunteer_coordinator' role
conf_ids_for_volunteer_coordinator =
Conference.with_role(:volunteer_coordinator, user).pluck(:id) unless user.new_record?
## Authorization for ORGANIZER
# If a user is organizer of a conference, they can manage everything related to this conference
if user.has_role? :organizer, :any
can :manage, :all, conference_id: conf_ids_for_organizer
# Registrations controller authorizes conference resource too, so we don't have to worry about
# accessing the new registration page of a conference we don't have access to
can :create, Registration, conference_id: conf_ids_for_organizer
# Override previous can because
# Models Conference, Venue, User, Schedule do not have a 'conference_id' attribute
cannot :manage, Conference
cannot :manage, Venue
cannot :manage, User
cannot :manage, :schedule
can :manage, :schedule
# Authorize explicitely, so that it doesn't look for a 'conference_id'
can :manage, :volunteer
# Authorize Conference by its 'id' attribute
can :manage, Conference, id: conf_ids_for_organizer
# Authorize venues of conferences, which user can manage
can :manage, Venue, conference: { id: conf_ids_for_organizer }
# id: Conference.where(id: conf_ids_for_organizer).map(&:venue_id)
# User can view the admin 'users' page if he is an organizer for any conference
can :manage, User if user.has_role?('organizer', :any)
# To assign roles to users
# can :manage, Role, resource_id: conf_ids_for_organizer
end
if user.is_admin # is_admin is an attribute of User
can :create, Conference
can :index, Conference # this will allow the Conference to appear in the menu
can :view, Conference # for /admin/conference overview
can :manage, User # to make other users admins
end
## Authorization for CfP
# A user can manage events of the conference, for which conference the user has a 'cfp' role
if user.has_role? :cfp, :any
# Can view dashboard for specific conference (show) and for all conference (index)
can [:index, :show], Conference, id: conf_ids_for_cfp
can :manage, Event, conference_id: conf_ids_for_cfp
can :manage, CallForPapers, conference_id: conf_ids_for_cfp
can :manage, EventType, conference_id: conf_ids_for_cfp
can :manage, Track, conference_id: conf_ids_for_cfp
can :manage, DifficultyLevel, conference_id: conf_ids_for_cfp
can :manage, :schedule
can :manage, EmailSettings, conference_id: conf_ids_for_cfp
can :index, User
end
## Authorization for Info Desk
if user.has_role? :info_desk, :any
can [:index, :show], Conference, id: conf_ids_for_info_desk
can :manage, Registration, conference_id: conf_ids_for_info_desk
can :manage, Question, conference_id: conf_ids_for_info_desk
# Previously we authorized Registrations of a specific conference, but that doesn't work
# if we want to create a new one, which does not belong to any conference yet
# Registrations controller authorizes conference resource too, so we don't have to worry about
# accessing the new registration page of a conference we don't have access to
can :create, Registration, conference_id: conf_ids_for_info_desk
can :index, User
end
## Authorization for Volunteer Coordinator
if user.has_role? :volunteer_coordinator, :any
can [:index, :show], Conference, id: conf_ids_for_volunteer_coordinator
can :manage, Vposition, conference_id: conf_ids_for_volunteer_coordinator
can :manage, Vday, conference_id: conf_ids_for_volunteer_coordinator
can :manage, :volunteer
end
end
end

View file

@ -1,111 +0,0 @@
class AdminAbility
include CanCan::Ability
def initialize(user)
# Check roles of user, using rolify. Role name is *case sensitive*
# user.is_organizer? or user.has_role? :organizer
# user.is_cfp_of? Conference or user.has_role? :cfp, Conference
# user.is_info_desk_of? Conference
# user.is_volunteer_coordinator_of? Conference
# user.is_attendee_of? Conference
# The following is wrong because a user will only have 'cfp' role for a specific conference
# user.is_cfp? # This is always false
user ||= User.new # for guest
if user.new_record?
cannot :manage, :all
end
# Ids of all the conferences for which the user has an 'organizer' role
conf_ids_for_organizer =
Conference.with_role(:organizer, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has a 'cfp' role
conf_ids_for_cfp =
Conference.with_role(:cfp, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has an 'info_desk' role
conf_ids_for_info_desk =
Conference.with_role(:info_desk, user).pluck(:id) unless user.new_record?
# Ids of all the conferences for which the user has a 'volunteer_coordinator' role
conf_ids_for_volunteer_coordinator =
Conference.with_role(:volunteer_coordinator, user).pluck(:id) unless user.new_record?
## Authorization for ORGANIZER
# If a user is organizer of a conference, they can manage everything related to this conference
if user.has_role? :organizer, :any
can :manage, :all, conference_id: conf_ids_for_organizer
# Registrations controller authorizes conference resource too, so we don't have to worry about
# accessing the new registration page of a conference we don't have access to
can :create, Registration
# Override previous can because
# Models Conference, Venue, User, Schedule do not have a 'conference_id' attribute
cannot :manage, Conference
cannot :manage, Venue
cannot :manage, User
cannot :manage, :schedule
can :manage, :schedule
# Authorize explicitely, so that it doesn't look for a 'conference_id'
can :manage, :volunteer
# Authorize Conference by its 'id' attribute
can :manage, Conference, id: conf_ids_for_organizer
# Authorize venues of conferences, which user can manage
can :manage, Venue, conference: { id: conf_ids_for_organizer }
# id: Conference.where(id: conf_ids_for_organizer).map(&:venue_id)
# User can view the admin 'users' page if he is an organizer for any conference
can :manage, User if user.has_role?('organizer', :any)
# To assign roles to users
# can :manage, Role, resource_id: conf_ids_for_organizer
end
if user.is_admin # is_admin is an attribute of User
can :create, Conference
can :index, Conference # this will allow the Conference to appear in the menu
can :view, Conference # for /admin/conference overview
can :manage, User # to make other users admins
end
## Authorization for CfP
# A user can manage events of the conference, for which conference the user has a 'cfp' role
if user.has_role? :cfp, :any
# Can view dashboard for specific conference (show) and for all conference (index)
can [:index, :show], Conference, id: conf_ids_for_cfp
can :manage, Event, conference_id: conf_ids_for_cfp
can :manage, CallForPapers, conference_id: conf_ids_for_cfp
can :manage, EventType, conference_id: conf_ids_for_cfp
can :manage, Track, conference_id: conf_ids_for_cfp
can :manage, DifficultyLevel, conference_id: conf_ids_for_cfp
can :manage, :schedule
can :manage, EmailSettings, conference_id: conf_ids_for_cfp
can :index, User
end
## Authorization for Info Desk
if user.has_role? :info_desk, :any
can [:index, :show], Conference, id: conf_ids_for_info_desk
can :manage, Registration, conference_id: conf_ids_for_info_desk
can :manage, Question, conference_id: conf_ids_for_info_desk
# Previously we authorized Registrations of a specific conference, but that doesn't work
# if we want to create a new one, which does not belong to any conference yet
# Registrations controller authorizes conference resource too, so we don't have to worry about
# accessing the new registration page of a conference we don't have access to
can :create, Registration
can :index, User
end
## Authorization for Volunteer Coordinator
if user.has_role? :volunteer_coordinator, :any
can [:index, :show], Conference, id: conf_ids_for_volunteer_coordinator
can :manage, Vposition, conference_id: conf_ids_for_volunteer_coordinator
can :manage, Vday, conference_id: conf_ids_for_volunteer_coordinator
can :manage, :volunteer
end
end
end