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# Check availability of optional features
#
# In your controller, use :
#
# requires_feature :test
# requires_feature :test, only: [:show]
#
# In your view, use :
#
# has_feature? :test
#
module FeatureChecker
extend ActiveSupport::Concern
module ClassMethods
def requires_feature(feature, options = {})
before_action options do
check_feature! feature
end
end
end
included do
helper_method :has_feature?
end
protected
def has_feature?(*features)
return false unless current_organisation
features.all? do |feature|
current_organisation.has_feature? feature
end
end
def check_feature!(*features)
unless has_feature?(*features)
raise NotAuthorizedError, "Feature not autorized"
end
end
class NotAuthorizedError < StandardError; end
end
|
