Files
ShadowsocksX-NG/ShadowsocksX-NG/ServerProfile.swift
2017-01-12 15:04:09 +08:00

252 lines
8.3 KiB
Swift

//
// ServerProfile.swift
// ShadowsocksX-NG
//
// Created by on 16/6/6.
// Copyright © 2016 qiuyuzhou. All rights reserved.
//
import Cocoa
class ServerProfile: NSObject, NSCopying {
var uuid: String
var serverHost: String = ""
var serverPort: uint16 = 8379
var method:String = "aes-128-cfb"
var password:String = ""
var remark:String = ""
var ota: Bool = false // onetime authentication
var enabledKcptun: Bool = false
var kcptunProfile = KcptunProfile()
override init() {
uuid = UUID().uuidString
}
init(uuid: String) {
self.uuid = uuid
}
convenience init?(url: URL?) {
self.init()
func padBase64(string: String) -> String {
var length = string.characters.count
if length % 4 == 0 {
return string
} else {
length = 4 - length % 4 + length
return string.padding(toLength: length, withPad: "=", startingAt: 0)
}
}
func decodeUrl(url: URL?) -> String? {
guard let urlStr = url?.absoluteString else {
return nil
}
let index = urlStr.index(urlStr.startIndex, offsetBy: 5)
let encodedStr = urlStr.substring(from: index)
guard let data = Data(base64Encoded: padBase64(string: encodedStr)) else {
return url?.absoluteString
}
guard let decoded = String(data: data, encoding: String.Encoding.utf8) else {
return nil
}
return "ss://\(decoded)"
}
guard let decodedUrl = decodeUrl(url: url) else {
return nil
}
guard var parsedUrl = URLComponents(string: decodedUrl) else {
return nil
}
guard let host = parsedUrl.host, let port = parsedUrl.port,
let method = parsedUrl.user, let password = parsedUrl.password else {
return nil
}
self.serverHost = host
self.serverPort = UInt16(port)
self.method = method
self.password = password
remark = parsedUrl.queryItems?
.filter({ $0.name == "Remark" }).first?.value ?? ""
if let otaStr = parsedUrl.queryItems?
.filter({ $0.name == "OTA" }).first?.value {
ota = NSString(string: otaStr).boolValue
}
if let enabledKcptunStr = parsedUrl.queryItems?
.filter({ $0.name == "Kcptun" }).first?.value {
enabledKcptun = NSString(string: enabledKcptunStr).boolValue
}
if enabledKcptun {
if let items = parsedUrl.queryItems {
self.kcptunProfile.loadUrlQueryItems(items: items)
}
}
}
public func copy(with zone: NSZone? = nil) -> Any {
let copy = ServerProfile()
copy.serverHost = self.serverHost
copy.serverPort = self.serverPort
copy.method = self.method
copy.password = self.password
copy.remark = self.remark
copy.ota = self.ota
return copy;
}
static func fromDictionary(_ data:[String:Any?]) -> ServerProfile {
let cp = {
(profile: ServerProfile) in
profile.serverHost = data["ServerHost"] as! String
profile.serverPort = (data["ServerPort"] as! NSNumber).uint16Value
profile.method = data["Method"] as! String
profile.password = data["Password"] as! String
if let remark = data["Remark"] {
profile.remark = remark as! String
}
if let ota = data["OTA"] {
profile.ota = ota as! Bool
}
if let enabledKcptun = data["EnabledKcptun"] {
profile.enabledKcptun = enabledKcptun as! Bool
}
if let kcptunData = data["KcptunProfile"] {
profile.kcptunProfile = KcptunProfile.fromDictionary(kcptunData as! [String:Any?])
}
}
if let id = data["Id"] as? String {
let profile = ServerProfile(uuid: id)
cp(profile)
return profile
} else {
let profile = ServerProfile()
cp(profile)
return profile
}
}
func toDictionary() -> [String:AnyObject] {
var d = [String:AnyObject]()
d["Id"] = uuid as AnyObject?
d["ServerHost"] = serverHost as AnyObject?
d["ServerPort"] = NSNumber(value: serverPort as UInt16)
d["Method"] = method as AnyObject?
d["Password"] = password as AnyObject?
d["Remark"] = remark as AnyObject?
d["OTA"] = ota as AnyObject?
d["EnabledKcptun"] = NSNumber(value: enabledKcptun)
d["KcptunProfile"] = kcptunProfile.toDictionary() as AnyObject
return d
}
func toJsonConfig() -> [String: AnyObject] {
var conf: [String: AnyObject] = ["password": password as AnyObject,
"method": method as AnyObject,]
let defaults = UserDefaults.standard
conf["local_port"] = NSNumber(value: UInt16(defaults.integer(forKey: "LocalSocks5.ListenPort")) as UInt16)
conf["local_address"] = defaults.string(forKey: "LocalSocks5.ListenAddress") as AnyObject?
conf["timeout"] = NSNumber(value: UInt32(defaults.integer(forKey: "LocalSocks5.Timeout")) as UInt32)
conf["auth"] = NSNumber(value: ota as Bool)
if enabledKcptun {
let localHost = defaults.string(forKey: "Kcptun.LocalHost")
let localPort = uint16(defaults.integer(forKey: "Kcptun.LocalPort"))
conf["server"] = localHost as AnyObject
conf["server_port"] = NSNumber(value: localPort as UInt16)
} else {
conf["server"] = serverHost as AnyObject
conf["server_port"] = NSNumber(value: serverPort as UInt16)
}
return conf
}
func toKcptunJsonConfig() -> [String: AnyObject] {
var conf = kcptunProfile.toJsonConfig()
conf["remoteaddr"] = "\(serverHost):\(serverPort)" as AnyObject
return conf
}
func isValid() -> Bool {
func validateIpAddress(_ ipToValidate: String) -> Bool {
var sin = sockaddr_in()
var sin6 = sockaddr_in6()
if ipToValidate.withCString({ cstring in inet_pton(AF_INET6, cstring, &sin6.sin6_addr) }) == 1 {
// IPv6 peer.
return true
}
else if ipToValidate.withCString({ cstring in inet_pton(AF_INET, cstring, &sin.sin_addr) }) == 1 {
// IPv4 peer.
return true
}
return false;
}
func validateDomainName(_ value: String) -> Bool {
let validHostnameRegex = "^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\\-]*[a-zA-Z0-9])\\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\\-]*[A-Za-z0-9])$"
if (value.range(of: validHostnameRegex, options: .regularExpression) != nil) {
return true
} else {
return false
}
}
if !(validateIpAddress(serverHost) || validateDomainName(serverHost)){
return false
}
if password.isEmpty {
return false
}
return true
}
func URL() -> Foundation.URL? {
var url = URLComponents()
url.host = serverHost
url.user = method
url.password = password
url.port = Int(serverPort)
url.queryItems = [URLQueryItem(name: "Remark", value: remark),
URLQueryItem(name: "OTA", value: ota.description)]
if enabledKcptun {
url.queryItems?.append(contentsOf: [
URLQueryItem(name: "Kcptun", value: enabledKcptun.description),
])
url.queryItems?.append(contentsOf: kcptunProfile.urlQueryItems())
}
let parts = url.string?.replacingOccurrences(
of: "//", with: "",
options: String.CompareOptions.anchored, range: nil)
let base64String = parts?.data(using: String.Encoding.utf8)?
.base64EncodedString(options: Data.Base64EncodingOptions())
if var s = base64String {
s = s.trimmingCharacters(in: CharacterSet(charactersIn: "="))
return Foundation.URL(string: "ss://\(s)")
}
return nil
}
}