Class: ActiveAdmin::RegulatorAdapter

Inherits:
AuthorizationAdapter
  • Object
show all
Defined in:
lib/generators/regulator/adapter/templates/regulator_active_admin_adapter.rb

Instance Method Summary collapse

Instance Method Details

#authorized?(action, subject = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/generators/regulator/adapter/templates/regulator_active_admin_adapter.rb', line 14

def authorized?(action, subject = nil)
  policy = retrieve_policy(subject)
  action = format_action(action, subject)

  policy.respond_to?(action) && policy.public_send(action)
end

#format_action(action, subject) ⇒ Object 



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# File 'lib/generators/regulator/adapter/templates/regulator_active_admin_adapter.rb', line 47

def format_action(action, subject)
  # https://github.com/elabs/regulator/blob/master/lib/generators/regulator/install/templates/application_policy.rb
  case action
  when Auth::CREATE  then :create?
  when Auth::UPDATE  then :update?
  when Auth::READ    then subject.is_a?(Class) ? :index? : :show?
  when Auth::DESTROY then subject.is_a?(Class) ? :destroy_all? : :destroy?
  else "#{action}?"
  end
end

#retrieve_policy(subject) ⇒ Object 



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# File 'lib/generators/regulator/adapter/templates/regulator_active_admin_adapter.rb', line 33

def retrieve_policy(subject)
  case subject
  when nil   then Regulator.policy!(user, resource, regulator_policy_namespace)
  when Class then Regulator.policy!(user, subject.new, regulator_policy_namespace)
  else Regulator.policy!(user, subject, regulator_policy_namespace)
  end
rescue Regulator::NotDefinedError => e
  if default_policy_class
    default_policy(user, subject)
  else
    raise e
  end
end

#scope_collection(collection, action = Auth::READ) ⇒ Object 



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# File 'lib/generators/regulator/adapter/templates/regulator_active_admin_adapter.rb', line 21

def scope_collection(collection, action = Auth::READ)
  # scoping is appliable only to read/index action
  # which means there is no way how to scope other actions
  Regulator.policy_scope!(user, collection, regulator_policy_namespace)
rescue Regulator::NotDefinedError => e
  if default_policy_class && default_policy_class.const_defined?(:Scope)
    default_policy_class::Scope.new(user, collection).resolve
  else
    raise e
  end
end