Module: SimplyAuthorized::Authorization::Controller::InstanceMethods

Defined in:
lib/simply_authorized/authorization.rb

Instance Method Summary collapse

Instance Method Details

#auth_redirections(permission_name) ⇒ Object 



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# File 'lib/simply_authorized/authorization.rb', line 12

def auth_redirections(permission_name)
	if respond_to?(:redirections) && 
		redirections.is_a?(Hash) &&
		!redirections[permission_name].blank?
		redirections[permission_name]
	else
		HashWithIndifferentAccess.new
	end
end

#method_missing_with_authorization(symb, *args, &block) ⇒ Object 



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# File 'lib/simply_authorized/authorization.rb', line 22

def method_missing_with_authorization(symb,*args, &block)
	method_name = symb.to_s

	if method_name =~ /^may_(not_)?(.+)_required$/
		full_permission_name = "#{$1}#{$2}"
		negate = !!$1		#	double bang converts to boolean
		permission_name = $2
		verb,target = permission_name.split(/_/,2)

		#	using target words where singular == plural won't work here
		if !target.blank? && target == target.singularize
			unless permission = current_user.try(
					"may_#{permission_name}?", 
					instance_variable_get("@#{target}") 
				)
				message = "You don't have permission to " <<
					"#{verb} this #{target}."
			end
		else
			#	current_user may be nil so must use try and NOT send
			unless permission = current_user.try("may_#{permission_name}?")
				message = "You don't have permission to " <<
					"#{permission_name.gsub(/_/,' ')}."
			end
		end

		#	exclusive or
		unless negate ^ permission
			#	if message is nil, negate will be true
			message ||= "Access denied.  May #{(negate)?'not ':''}" <<
				"#{permission_name.gsub(/_/,' ')}."
			ar = auth_redirections(full_permission_name)
			access_denied(
				(ar[:message]||message),
				(ar[:redirect_to]||root_path||"/")
			)
		end
	else
		method_missing_without_authorization(symb, *args, &block)
	end
end