/// <summary>
/// Logs the user in to the Realm Object Server.
/// </summary>
/// <param name="credentials">The credentials to use for authentication.</param>
/// <param name="serverUri">The URI of the server that the user is authenticated against.</param>
/// <returns>An awaitable Task, that, upon completion, contains the logged in user.</returns>
public static async Task <User> LoginAsync(Credentials credentials, Uri serverUri)
{
Argument.NotNull(credentials, nameof(credentials));
Argument.NotNull(serverUri, nameof(serverUri));
Argument.Ensure(serverUri.Scheme.StartsWith("http"), "Unexpected protocol for login url. Expected http:// or https://.", nameof(serverUri));
SharedRealmHandleExtensions.DoInitialFileSystemConfiguration();
if (credentials.IdentityProvider == Credentials.Provider.AdminToken)
{
return(new User(SyncUserHandle.GetAdminTokenUser(serverUri.AbsoluteUri, credentials.Token)));
}
if (credentials.IdentityProvider == Credentials.Provider.CustomRefreshToken)
{
var userId = (string)credentials.UserInfo[Credentials.Keys.Identity];
var isAdmin = (bool)credentials.UserInfo[Credentials.Keys.IsAdmin];
return(new User(SyncUserHandle.GetSyncUser(userId, serverUri.AbsoluteUri, credentials.Token, isAdmin)));
}
var result = await AuthenticationHelper.LoginAsync(credentials, serverUri);
var handle = SyncUserHandle.GetSyncUser(result.UserId, serverUri.AbsoluteUri, result.RefreshToken, result.IsAdmin);
return(new User(handle));
}
/// <summary>
/// Initializes a new instance of the <see cref="SyncConfiguration"/> class.
/// </summary>
/// <param name="user">
/// A valid <see cref="User"/>. If not provided, the currently logged-in user will be used.
/// </param>
/// <param name="serverUri">
/// A unique <see cref="Uri"/> that identifies the Realm. In URIs, <c>~</c> can be used as a placeholder for a user Id.
/// If a relative Uri is provided, it will be resolved using the user's <see cref="ServerUri"/> as baseUri.
/// If <c>null</c> is passed, a Uri will be constructed from the user's <see cref="ServerUri"/>, combined with
/// <c>/default</c> and <see cref="IsPartial"/> will be set to <c>true</c>.
/// </param>
/// <param name="optionalPath">
/// Path to the realm, must be a valid full path for the current platform, relative subdirectory, or just filename.
/// </param>
public SyncConfiguration(User user = null, Uri serverUri = null, string optionalPath = null)
{
Argument.Ensure(user != null || User.AllLoggedIn.Length == 1,
"The user must be explicitly specified when the number of logged-in users is not 1.",
nameof(user));
User = user ?? User.Current;
if (serverUri == null)
{
// Using default realm
IsPartial = true;
ServerUri = User.GetUriForRealm("/default");
}
else if (!serverUri.IsAbsoluteUri)
{
ServerUri = User.GetUriForRealm(serverUri);
}
else
{
Argument.Ensure(serverUri.Scheme.StartsWith("realm"), "Unexpected protocol for server url. Expected realm:// or realms://.", nameof(serverUri));
ServerUri = serverUri;
}
DatabasePath = GetPathToRealm(optionalPath ?? SharedRealmHandleExtensions.GetRealmPath(User, ServerUri));
}
internal override async Task <Realm> CreateRealmAsync(RealmSchema schema)
{
var session = new Session(SharedRealmHandleExtensions.GetSession(DatabasePath, ToNative(), EncryptionKey));
await session.WaitForDownloadAsync();
return(CreateRealm(schema));
}
/// <summary>
/// Configures user persistence. If you need to call this, be sure to do so before accessing any other Realm API.
/// </summary>
/// <param name="mode">The persistence mode.</param>
/// <param name="encryptionKey">The key to encrypt the persistent user store with.</param>
/// <param name="resetOnError">If set to <c>true</c> reset the persistent user store on error.</param>
/// <remarks>
/// Users are persisted in a realm file within the application's sandbox.
/// <para>
/// By default <see cref="User"/> objects are persisted and are additionally protected with an encryption key stored
/// in the iOS Keychain when running on an iOS device (but not on a Simulator).
/// On Android users are persisted in plaintext, because the AndroidKeyStore API is only supported on API level 18 and up.
/// You might want to provide your own encryption key on Android or disable persistence for security reasons.
/// </para>
/// </remarks>
public static void ConfigurePersistence(UserPersistenceMode mode, byte[] encryptionKey = null, bool resetOnError = false)
{
if (mode == UserPersistenceMode.Encrypted && encryptionKey != null && encryptionKey.Length != 64)
{
throw new ArgumentException("The encryption key must be 64 bytes long", nameof(encryptionKey));
}
SharedRealmHandleExtensions.ConfigureFileSystem(mode, encryptionKey, resetOnError);
}
/// <summary>
/// Initializes a new instance of the <see cref="SyncConfiguration"/> class.
/// </summary>
/// <param name="user">A valid <see cref="User"/>.</param>
/// <param name="serverUri">
/// A unique <see cref="Uri"/> that identifies the Realm. In URIs, <c>~</c> can be used as a placeholder for a user Id.
/// </param>
/// <param name="optionalPath">
/// Path to the realm, must be a valid full path for the current platform, relative subdirectory, or just filename.
/// </param>
public SyncConfiguration(User user, Uri serverUri, string optionalPath = null)
: base(optionalPath ?? SharedRealmHandleExtensions.GetRealmPath(user, serverUri))
{
Argument.NotNull(user, nameof(user));
Argument.NotNull(serverUri, nameof(serverUri));
Argument.Ensure(serverUri.Scheme.StartsWith("realm"), "Unexpected protocol for server url. Expected realm:// or realms://.", nameof(serverUri));
User = user ?? throw new ArgumentNullException(nameof(user));
ServerUri = serverUri ?? throw new ArgumentNullException(nameof(serverUri));
}
/// <summary>
/// Gets a logged in user with a specified identity.
/// </summary>
/// <returns>A user instance if a logged in user with that id exists, <c>null</c> otherwise.</returns>
/// <param name="identity">The identity of the user.</param>
/// <param name="serverUri">The URI of the server that the user is authenticated against.</param>
public static User GetLoggedInUser(string identity, Uri serverUri)
{
SharedRealmHandleExtensions.DoInitialFileSystemConfiguration();
if (SyncUserHandle.TryGetLoggedInUser(identity, serverUri.AbsoluteUri, out var userHandle))
{
return(new User(userHandle));
}
return(null);
}
internal override Realm CreateRealm(RealmSchema schema)
{
var configuration = new Realms.Native.Configuration
{
Path = DatabasePath,
schema_version = SchemaVersion
};
var srHandle = SharedRealmHandleExtensions.OpenWithSync(configuration, ToNative(), schema, EncryptionKey);
return(new Realm(srHandle, this, schema));
}
/// <summary>
/// Gets a logged in user with a specified identity.
/// </summary>
/// <returns>A user instance if a logged in user with that id exists, <c>null</c> otherwise.</returns>
/// <param name="identity">The identity of the user.</param>
/// <param name="serverUrl">The URI of the server that the user is authenticated against.</param>
public static User GetLoggedInUser(string identity, Uri serverUrl)
{
SharedRealmHandleExtensions.DoInitialFileSystemConfiguration();
var handle = SyncUserHandle.GetLoggedInUser(identity, serverUrl.AbsoluteUri);
if (handle == null)
{
return(null);
}
return(new User(handle));
}
public static User GetLoggedInUser(string identity, Uri serverUri)
{
Argument.NotNull(identity, nameof(identity));
Argument.NotNull(serverUri, nameof(serverUri));
SharedRealmHandleExtensions.DoInitialMetadataConfiguration();
if (SyncUserHandle.TryGetLoggedInUser(identity, serverUri.AbsoluteUri, out var userHandle))
{
return(new User(userHandle));
}
return(null);
}
/// <summary>
/// Logs the user in to the Realm Object Server.
/// </summary>
/// <param name="credentials">The credentials to use for authentication.</param>
/// <param name="serverUrl">The URI of the server that the user is authenticated against.</param>
/// <returns>An awaitable Task, that, upon completion, contains the logged in user.</returns>
public static async Task <User> LoginAsync(Credentials credentials, Uri serverUrl)
{
SharedRealmHandleExtensions.DoInitialFileSystemConfiguration();
if (credentials.IdentityProvider == Credentials.Providers.AccessToken)
{
var identity = (string)credentials.UserInfo[Credentials.Keys.Identity];
var isAdmin = (bool)credentials.UserInfo[Credentials.Keys.IsAdmin];
return(new User(SyncUserHandle.GetSyncUser(identity, credentials.Token, serverUrl?.AbsoluteUri, isAdmin)));
}
var result = await AuthenticationHelper.Login(credentials, serverUrl);
return(new User(SyncUserHandle.GetSyncUser(result.Item1, result.Item2, serverUrl.AbsoluteUri, isAdmin: false)));
}
internal override Realm CreateRealm(RealmSchema schema)
{
var configuration = new Realms.Native.Configuration
{
schema_version = SchemaVersion
};
var syncConfiguration = new Native.SyncConfiguration
{
SyncUserHandle = User.Handle,
Url = ServerUri.ToString()
};
var srHandle = SharedRealmHandleExtensions.OpenWithSync(configuration, syncConfiguration, schema, EncryptionKey);
return(new Realm(srHandle, this, schema));
}
internal override Realm CreateRealm(RealmSchema schema)
{
var configuration = new Realms.Native.Configuration
{
Path = DatabasePath,
schema_version = SchemaVersion,
enable_cache = EnableCache
};
var srHandle = SharedRealmHandleExtensions.OpenWithSync(configuration, ToNative(), schema, EncryptionKey);
if (IsDynamic && !schema.Any())
{
srHandle.GetSchema(nativeSchema => schema = RealmSchema.CreateFromObjectStoreSchema(nativeSchema));
}
return(new Realm(srHandle, this, schema));
}
internal override Realm CreateRealm(RealmSchema schema)
{
var configuration = new Realms.Native.Configuration
{
Path = DatabasePath,
schema_version = SchemaVersion
};
var syncConfiguration = new Native.SyncConfiguration
{
SyncUserHandle = User.Handle,
Url = ServerUri.ToString(),
client_validate_ssl = EnableSSLValidation,
};
var srHandle = SharedRealmHandleExtensions.OpenWithSync(configuration, syncConfiguration, schema, EncryptionKey);
return(new Realm(srHandle, this, schema));
}
public static async Task <IQueryable <T> > SubscribeToObjectsAsync <T>(this Realm realm, string query)
{
Argument.NotNull(realm, nameof(realm));
Argument.Ensure(realm.Config is SyncConfigurationBase, "Cannot get a Session for a Realm without a SyncConfiguration", nameof(realm));
var type = typeof(T);
if (!realm.Metadata.TryGetValue(type.GetTypeInfo().GetMappedOrOriginalName(), out var metadata) || metadata.Schema.Type.AsType() != type)
{
throw new ArgumentException($"The class {type.Name} is not in the limited set of classes for this realm");
}
var tcs = new TaskCompletionSource <ResultsHandle>();
SharedRealmHandleExtensions.SubscribeForObjects(realm.SharedRealmHandle, type, query, tcs);
var resultsHandle = await tcs.Task;
return(new RealmResults <T>(realm, metadata, resultsHandle));
}
/// <summary>
/// Attempts to reconnect all sessions.
/// </summary>
/// <remarks>
/// By default, the sync engine will attempt to reconnect sessions at incrementing intervals. This method is
/// useful when you are monitoring connectivity yourself, using e.g.
/// <see href="https://github.com/jamesmontemagno/ConnectivityPlugin">Connectivity Plugin</see> or through the
/// native connectivity API and you wish to cancel that delay and try to reconnect immediately.
/// </remarks>
public static void Reconnect()
{
SharedRealmHandleExtensions.ReconnectSessions();
}
/// <summary>
/// Initializes a new instance of the <see cref="SyncConfiguration"/> class.
/// </summary>
/// <param name="user">A valid <see cref="User"/>.</param>
/// <param name="serverUri">A unique <see cref="Uri"/> that identifies the Realm. In URIs, <c>~</c> can be used as a placeholder for a user Id.</param>
/// <param name="optionalPath">Path to the realm, must be a valid full path for the current platform, relative subdirectory, or just filename.</param>
public SyncConfiguration(User user, Uri serverUri, string optionalPath = null) : base(optionalPath ?? SharedRealmHandleExtensions.GetRealmPath(user, serverUri))
{
if (user == null)
{
throw new ArgumentNullException(nameof(user));
}
if (serverUri == null)
{
throw new ArgumentNullException(nameof(serverUri));
}
User = user;
ServerUri = serverUri;
}
/// <summary>
/// Sets the feature token, associated with your edition. You only need to call it if you're using a professional
/// or higher edition and only on platforms where features are disabled for lower editions.
/// </summary>
/// <param name="token">The feature token provided to you by the Realm team.</param>
/// <seealso href="https://realm.io/docs/realm-object-server/pe-ee/#enabling-professional-and-enterprise-apis">
/// See more details on Enabling Professional and Enterprise APIs in the documentation.
/// </seealso>
public static void SetFeatureToken(string token)
{
Argument.NotNullOrEmpty(token, nameof(token));
SharedRealmHandleExtensions.SetFeatureToken(token);
}