// // HttpResponse.swift // Swifter // // Created by Damian Kolakowski on 18/06/14. // Copyright (c) 2014 Damian Kołakowski. All rights reserved. // import Foundation enum HttpResponseBody { case JSON(AnyObject) case XML(AnyObject) case PLIST(AnyObject) case HTML(String) case RAW(String) func data() -> String? { switch self { case .JSON(let object): if NSJSONSerialization.isValidJSONObject(object) { var serializationError: NSError? if let json = NSJSONSerialization.dataWithJSONObject(object, options: NSJSONWritingOptions.PrettyPrinted, error: &serializationError) { return NSString(data: json, encoding: NSUTF8StringEncoding) } return "Serialisation error: \(serializationError)" } return "Invalid object to serialise." case .XML(let data): return "XML serialization not supported." case .PLIST(let object): let format = NSPropertyListFormat.XMLFormat_v1_0 if NSPropertyListSerialization.propertyList(object, isValidForFormat: format) { var serializationError: NSError? if let plist = NSPropertyListSerialization.dataWithPropertyList(object, format: format, options: 0, error: &serializationError) { return NSString(data: plist, encoding: NSUTF8StringEncoding) } return "Serialisation error: \(serializationError)" } return "Invalid object to serialise." case .RAW(let body): return body case .HTML(let body): return "\(body)" } } } enum HttpResponse { case OK(HttpResponseBody), Created, Accepted case MovedPermanently(String) case BadRequest, Unauthorized, Forbidden, NotFound case InternalServerError case RAW(Int, NSData) func statusCode() -> Int { switch self { case .OK(_) : return 200 case .Created : return 201 case .Accepted : return 202 case .MovedPermanently : return 301 case .BadRequest : return 400 case .Unauthorized : return 401 case .Forbidden : return 403 case .NotFound : return 404 case .InternalServerError : return 500 case .RAW(let code, _) : return code } } func reasonPhrase() -> String { switch self { case .OK(_) : return "OK" case .Created : return "Created" case .Accepted : return "Accepted" case .MovedPermanently : return "Moved Permanently" case .BadRequest : return "Bad Request" case .Unauthorized : return "Unauthorized" case .Forbidden : return "Forbidden" case .NotFound : return "Not Found" case .InternalServerError : return "Internal Server Error" case .RAW(_,_) : return "Custom" } } func headers() -> Dictionary { switch self { case .MovedPermanently(let location) : return [ "Location" : location ] default: return Dictionary() } } func body() -> NSData? { switch self { case .OK(let body) : return body.data()?.dataUsingEncoding(NSUTF8StringEncoding, allowLossyConversion: false) case .RAW(_, let data) : return data default : return nil } } }