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| 1 | +using System; |
| 2 | +using System.Collections.Generic; |
| 3 | +using System.Globalization; |
| 4 | +using System.Linq; |
| 5 | +using System.Text.RegularExpressions; |
| 6 | +using Raven.Client; |
| 7 | +using ServiceStack.Common; |
| 8 | +using ServiceStack.ServiceInterface.Auth; |
| 9 | +using ServiceStack.Text; |
| 10 | + |
| 11 | +namespace ServiceStack.Authentication.Raven |
| 12 | +{ |
| 13 | + public class RavenUserAuthRepository : IUserAuthRepository |
| 14 | + { |
| 15 | + //http://stackoverflow.com/questions/3588623/c-sharp-regex-for-a-username-with-a-few-restrictions |
| 16 | + public Regex ValidUserNameRegEx = new Regex(@"^(?=.{3,15}$)([A-Za-z0-9][._-]?)*$", RegexOptions.Compiled); |
| 17 | + |
| 18 | + private IDocumentStore _documentStore; |
| 19 | + |
| 20 | + public RavenUserAuthRepository(IDocumentStore documentStore) |
| 21 | + { |
| 22 | + _documentStore = documentStore; |
| 23 | + } |
| 24 | + |
| 25 | + private void ValidateNewUser(UserAuth newUser, string password) |
| 26 | + { |
| 27 | + newUser.ThrowIfNull("newUser"); |
| 28 | + password.ThrowIfNullOrEmpty("password"); |
| 29 | + |
| 30 | + if (newUser.UserName.IsNullOrEmpty() && newUser.Email.IsNullOrEmpty()) |
| 31 | + throw new ArgumentNullException("UserName or Email is required"); |
| 32 | + |
| 33 | + if (!newUser.UserName.IsNullOrEmpty()) |
| 34 | + { |
| 35 | + if (!ValidUserNameRegEx.IsMatch(newUser.UserName)) |
| 36 | + throw new ArgumentException("UserName contains invalid characters", "UserName"); |
| 37 | + } |
| 38 | + } |
| 39 | + |
| 40 | + public UserAuth CreateUserAuth(UserAuth newUser, string password) |
| 41 | + { |
| 42 | + ValidateNewUser(newUser, password); |
| 43 | + |
| 44 | + AssertNoExistingUser(newUser); |
| 45 | + |
| 46 | + var saltedHash = new SaltedHash(); |
| 47 | + string salt; |
| 48 | + string hash; |
| 49 | + saltedHash.GetHashAndSaltString(password, out hash, out salt); |
| 50 | + var digestHelper = new DigestAuthFunctions(); |
| 51 | + newUser.DigestHA1Hash = digestHelper.CreateHa1(newUser.UserName, DigestAuthProvider.Realm, password); |
| 52 | + newUser.PasswordHash = hash; |
| 53 | + newUser.Salt = salt; |
| 54 | + newUser.CreatedDate = DateTime.UtcNow; |
| 55 | + newUser.ModifiedDate = newUser.CreatedDate; |
| 56 | + |
| 57 | + using (var session = _documentStore.OpenSession()) |
| 58 | + { |
| 59 | + session.Store(newUser); |
| 60 | + session.SaveChanges(); |
| 61 | + } |
| 62 | + |
| 63 | + return newUser; |
| 64 | + } |
| 65 | + |
| 66 | + private void AssertNoExistingUser(UserAuth newUser, UserAuth exceptForExistingUser = null) |
| 67 | + { |
| 68 | + if (newUser.UserName != null) |
| 69 | + { |
| 70 | + var existingUser = GetUserAuthByUserName(newUser.UserName); |
| 71 | + if (existingUser != null |
| 72 | + && (exceptForExistingUser == null || existingUser.Id != exceptForExistingUser.Id)) |
| 73 | + throw new ArgumentException("User {0} already exists".Fmt(newUser.UserName)); |
| 74 | + } |
| 75 | + if (newUser.Email != null) |
| 76 | + { |
| 77 | + var existingUser = GetUserAuthByUserName(newUser.Email); |
| 78 | + if (existingUser != null |
| 79 | + && (exceptForExistingUser == null || existingUser.Id != exceptForExistingUser.Id)) |
| 80 | + throw new ArgumentException("Email {0} already exists".Fmt(newUser.Email)); |
| 81 | + } |
| 82 | + } |
| 83 | + |
| 84 | + public UserAuth UpdateUserAuth(UserAuth existingUser, UserAuth newUser, string password) |
| 85 | + { |
| 86 | + ValidateNewUser(newUser, password); |
| 87 | + |
| 88 | + AssertNoExistingUser(newUser, existingUser); |
| 89 | + |
| 90 | + var hash = existingUser.PasswordHash; |
| 91 | + var salt = existingUser.Salt; |
| 92 | + if (password != null) |
| 93 | + { |
| 94 | + var saltedHash = new SaltedHash(); |
| 95 | + saltedHash.GetHashAndSaltString(password, out hash, out salt); |
| 96 | + } |
| 97 | + // If either one changes the digest hash has to be recalculated |
| 98 | + var digestHash = existingUser.DigestHA1Hash; |
| 99 | + if (password != null || existingUser.UserName != newUser.UserName) |
| 100 | + { |
| 101 | + var digestHelper = new DigestAuthFunctions(); |
| 102 | + digestHash = digestHelper.CreateHa1(newUser.UserName, DigestAuthProvider.Realm, password); |
| 103 | + } |
| 104 | + newUser.Id = existingUser.Id; |
| 105 | + newUser.PasswordHash = hash; |
| 106 | + newUser.Salt = salt; |
| 107 | + newUser.DigestHA1Hash = digestHash; |
| 108 | + newUser.CreatedDate = existingUser.CreatedDate; |
| 109 | + newUser.ModifiedDate = DateTime.UtcNow; |
| 110 | + |
| 111 | + using (var session = _documentStore.OpenSession()) |
| 112 | + { |
| 113 | + session.Store(newUser); |
| 114 | + session.SaveChanges(); |
| 115 | + } |
| 116 | + |
| 117 | + return newUser; |
| 118 | + } |
| 119 | + |
| 120 | + public UserAuth GetUserAuthByUserName(string userNameOrEmail) |
| 121 | + { |
| 122 | + using (var session = _documentStore.OpenSession()) |
| 123 | + { |
| 124 | + var isEmail = userNameOrEmail.Contains("@"); |
| 125 | + var userAuth = isEmail |
| 126 | + ? session.Query<UserAuth>().FirstOrDefault(q => q.Email == userNameOrEmail) |
| 127 | + : session.Query<UserAuth>().FirstOrDefault(q => q.UserName == userNameOrEmail); |
| 128 | + |
| 129 | + return userAuth; |
| 130 | + } |
| 131 | + } |
| 132 | + |
| 133 | + public bool TryAuthenticate(string userName, string password, out UserAuth userAuth) |
| 134 | + { |
| 135 | + //userId = null; |
| 136 | + userAuth = GetUserAuthByUserName(userName); |
| 137 | + if (userAuth == null) return false; |
| 138 | + |
| 139 | + var saltedHash = new SaltedHash(); |
| 140 | + if (saltedHash.VerifyHashString(password, userAuth.PasswordHash, userAuth.Salt)) |
| 141 | + { |
| 142 | + //userId = userAuth.Id.ToString(CultureInfo.InvariantCulture); |
| 143 | + return true; |
| 144 | + } |
| 145 | + |
| 146 | + userAuth = null; |
| 147 | + return false; |
| 148 | + } |
| 149 | + |
| 150 | + public bool TryAuthenticate(Dictionary<string, string> digestHeaders, string PrivateKey, int NonceTimeOut, string sequence, out UserAuth userAuth) |
| 151 | + { |
| 152 | + userAuth = GetUserAuthByUserName(digestHeaders["username"]); |
| 153 | + if (userAuth == null) return false; |
| 154 | + |
| 155 | + var digestHelper = new DigestAuthFunctions(); |
| 156 | + if (digestHelper.ValidateResponse(digestHeaders, PrivateKey, NonceTimeOut, userAuth.DigestHA1Hash, sequence)) |
| 157 | + { |
| 158 | + return true; |
| 159 | + } |
| 160 | + userAuth = null; |
| 161 | + return false; |
| 162 | + } |
| 163 | + |
| 164 | + public void LoadUserAuth(IAuthSession session, IOAuthTokens tokens) |
| 165 | + { |
| 166 | + session.ThrowIfNull("session"); |
| 167 | + |
| 168 | + var userAuth = GetUserAuth(session, tokens); |
| 169 | + LoadUserAuth(session, userAuth); |
| 170 | + } |
| 171 | + |
| 172 | + private void LoadUserAuth(IAuthSession session, UserAuth userAuth) |
| 173 | + { |
| 174 | + if (userAuth == null) return; |
| 175 | + |
| 176 | + var idSesije = session.Id; //first record session Id (original session Id) |
| 177 | + session.PopulateWith(userAuth); //here, original sessionId is overwritten with facebook user Id |
| 178 | + session.Id = idSesije; //we return Id of original session here |
| 179 | + |
| 180 | + session.UserAuthId = userAuth.Id.ToString(CultureInfo.InvariantCulture); |
| 181 | + session.ProviderOAuthAccess = GetUserOAuthProviders(session.UserAuthId) |
| 182 | + .ConvertAll(x => (IOAuthTokens)x); |
| 183 | + |
| 184 | + } |
| 185 | + |
| 186 | + public UserAuth GetUserAuth(string userAuthId) |
| 187 | + { |
| 188 | + using (var session = _documentStore.OpenSession()) |
| 189 | + { |
| 190 | + return session.Load<UserAuth>(userAuthId); |
| 191 | + } |
| 192 | + } |
| 193 | + |
| 194 | + public void SaveUserAuth(IAuthSession authSession) |
| 195 | + { |
| 196 | + using (var session = _documentStore.OpenSession()) |
| 197 | + { |
| 198 | + int idInt = int.Parse(authSession.UserAuthId); |
| 199 | + |
| 200 | + var userAuth = !authSession.UserAuthId.IsNullOrEmpty() |
| 201 | + ? session.Load<UserAuth>(idInt) |
| 202 | + : authSession.TranslateTo<UserAuth>(); |
| 203 | + |
| 204 | + if (userAuth.Id == default(int) && !authSession.UserAuthId.IsNullOrEmpty()) |
| 205 | + userAuth.Id = idInt; |
| 206 | + |
| 207 | + userAuth.ModifiedDate = DateTime.UtcNow; |
| 208 | + if (userAuth.CreatedDate == default(DateTime)) |
| 209 | + userAuth.CreatedDate = userAuth.ModifiedDate; |
| 210 | + |
| 211 | + session.Store(userAuth); |
| 212 | + session.SaveChanges(); |
| 213 | + } |
| 214 | + } |
| 215 | + |
| 216 | + public void SaveUserAuth(UserAuth userAuth) |
| 217 | + { |
| 218 | + using (var session = _documentStore.OpenSession()) |
| 219 | + { |
| 220 | + userAuth.ModifiedDate = DateTime.UtcNow; |
| 221 | + if (userAuth.CreatedDate == default(DateTime)) |
| 222 | + userAuth.CreatedDate = userAuth.ModifiedDate; |
| 223 | + |
| 224 | + session.Store(userAuth); |
| 225 | + session.SaveChanges(); |
| 226 | + } |
| 227 | + } |
| 228 | + |
| 229 | + public List<UserOAuthProvider> GetUserOAuthProviders(string userAuthId) |
| 230 | + { |
| 231 | + using (var session = _documentStore.OpenSession()) |
| 232 | + { |
| 233 | + var id = int.Parse(userAuthId); |
| 234 | + return session.Query<UserOAuthProvider>().Where(q => q.UserAuthId == id).OrderBy(x => x.ModifiedDate).ToList(); |
| 235 | + } |
| 236 | + } |
| 237 | + |
| 238 | + public UserAuth GetUserAuth(IAuthSession authSession, IOAuthTokens tokens) |
| 239 | + { |
| 240 | + if (!authSession.UserAuthId.IsNullOrEmpty()) |
| 241 | + { |
| 242 | + var userAuth = GetUserAuth(authSession.UserAuthId); |
| 243 | + if (userAuth != null) return userAuth; |
| 244 | + } |
| 245 | + if (!authSession.UserAuthName.IsNullOrEmpty()) |
| 246 | + { |
| 247 | + var userAuth = GetUserAuthByUserName(authSession.UserAuthName); |
| 248 | + if (userAuth != null) return userAuth; |
| 249 | + } |
| 250 | + |
| 251 | + if (tokens == null || tokens.Provider.IsNullOrEmpty() || tokens.UserId.IsNullOrEmpty()) |
| 252 | + return null; |
| 253 | + |
| 254 | + using (var session = _documentStore.OpenSession()) |
| 255 | + { |
| 256 | + var oAuthProvider = session |
| 257 | + .Query<UserOAuthProvider>() |
| 258 | + .FirstOrDefault<UserOAuthProvider>(q => q.Provider == tokens.Provider && q.UserId == tokens.UserId); |
| 259 | + |
| 260 | + if (oAuthProvider != null) |
| 261 | + { |
| 262 | + var userAuth = session.Load<UserAuth>(oAuthProvider.UserAuthId); |
| 263 | + return userAuth; |
| 264 | + } |
| 265 | + return null; |
| 266 | + } |
| 267 | + } |
| 268 | + |
| 269 | + public string CreateOrMergeAuthSession(IAuthSession authSession, IOAuthTokens tokens) |
| 270 | + { |
| 271 | + var userAuth = GetUserAuth(authSession, tokens) ?? new UserAuth(); |
| 272 | + |
| 273 | + using (var session = _documentStore.OpenSession()) |
| 274 | + { |
| 275 | + var oAuthProvider = session.Query<UserOAuthProvider>().FirstOrDefault(q => q.Provider == tokens.Provider && q.UserId == tokens.UserId); |
| 276 | + |
| 277 | + if (oAuthProvider == null) |
| 278 | + { |
| 279 | + oAuthProvider = new UserOAuthProvider |
| 280 | + { |
| 281 | + Provider = tokens.Provider, |
| 282 | + UserId = tokens.UserId, |
| 283 | + }; |
| 284 | + } |
| 285 | + |
| 286 | + oAuthProvider.PopulateMissing(tokens); |
| 287 | + userAuth.PopulateMissing(oAuthProvider); |
| 288 | + |
| 289 | + userAuth.ModifiedDate = DateTime.UtcNow; |
| 290 | + if (userAuth.CreatedDate == default(DateTime)) |
| 291 | + userAuth.CreatedDate = userAuth.ModifiedDate; |
| 292 | + |
| 293 | + session.Store(userAuth); |
| 294 | + session.SaveChanges(); |
| 295 | + |
| 296 | + oAuthProvider.UserAuthId = userAuth.Id; |
| 297 | + |
| 298 | + if (oAuthProvider.CreatedDate == default(DateTime)) |
| 299 | + oAuthProvider.CreatedDate = userAuth.ModifiedDate; |
| 300 | + oAuthProvider.ModifiedDate = userAuth.ModifiedDate; |
| 301 | + |
| 302 | + session.Store(oAuthProvider); |
| 303 | + session.SaveChanges(); |
| 304 | + |
| 305 | + return oAuthProvider.UserAuthId.ToString(CultureInfo.InvariantCulture); |
| 306 | + } |
| 307 | + } |
| 308 | + } |
| 309 | +} |
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