Changelog for Dart SDK

v5.2.1

June 25, 2025

Fixed

Update and validation for custom field data type of app context apis to prevent accepting non scalar value. Added validation for channel and file names to prevent potential various path traversal techniques.

v5.2.0

March 12, 2025

Added

Added Support of eTag for AppContext setUUIDMetadata and setChannelMetadata APIs.

v5.1.1

January 20, 2025

Fixed

Fixes issue of getting error for setUUIDMetadata call without custom field.

v5.1.0

December 18, 2024

Added

Added support for status and type fields in AppContext APIs.

v5.0.0

December 10, 2024

Added	BREAKING CHANGES: Default retry policy for subscription is set to Exponential. support for customMessageType in subscription, history, publish, signal and files features.
Fixed	Limiting delay to maximum allowable value for Linear retry policy.

v4.3.4

April 15, 2024

Fixed

Fixes issue of parsing invalid presence data (which are not from pubnub server) in subscription.

v4.3.3

March 28, 2024

Added

Added support for pagination params for listChannels API of push notification devices.

v4.3.2

January 22, 2024

Fixed

Fixes issue of getting signature mismatch exception while publishing encrypted data.

v4.3.1

November 27, 2023

Fixed

Handle unencrypted message while getting messages with cryptoModule configured.

v4.3.0

October 16, 2023

Added	Add crypto module that allows configure SDK to encrypt and decrypt messages.
Fixed	Improved security of crypto implementation by adding enhanced AES-CBC cryptor.

v4.2.4

July 27, 2023

Fixed

Fixes issue of missing decrypt function in batch history api.

v4.2.3

May 18, 2023

Fixed

Fixes issue of losing timetoken value precision in web environment.

v4.2.2

November 14, 2022

Added	Support for Flutter 3.
Fixed	Fixes issue of having old version of xml package dependency.

v4.2.1

July 12, 2022

Added

Support for fire in publish feature. Allow to specify access rights for user and space in grantToken request. Allow users to specify userId instead of uuid.

v4.2.0

May 30, 2022

Added

Adds two presence methods, setState and getState.

v4.1.3

April 21, 2022

Fixed

Fixes issue of fetchMessages with false includeUUID response parse error. Fixes issue of publish file message not triggered on browser.

v4.1.2

April 6, 2022

Fixed

Adds a fix that prevents the SDK from adding forbidden headers in browser environments. Fixes getFileUrl method by adding uuid in query parameters.

v4.1.1

April 4, 2022

Fixed

Fixes an issue in JS build of Dart SDK, where request bodies were improperly encoded and sent without a correct header.

v4.1.0

December 16, 2021

Added

Added support for Revoke Token feature.

v4.0.0

November 22, 2021

Added	Adds PAM v3 support with grantToken and setToken. After subscribe loop fails, call restore to restart it.
Fixed	Subscribe loop no longer throws on unrecoverable failure, instead waits for restart. Adds more diagnostics for network module. WhenStarts future no longer throws and is now based on a stream. Networking should now release all resources after a failure. Fixes issue of Signature mismatch with PAM enabled keysets. Fixes issue of message decryption with subscription.

v3.1.0

February 16, 2021

Added	Adds signature generation and Objects v2 for PAM Grant call. Refactors networking module to use native dart:io.
Fixed	Fixes few typos and a bug with BatchHistory meta param. Fixes an issue with default params for HereNow call. Fixes an issue with encoding of uri query parameters. Fixes message decryption in subscribe loop.

v3.0.0

October 8, 2020

Modified	Subscribe loop is now written using async generator and should be easier to debug. Exports now are more comprehensive and clear, documentation clarity has been improved.
Fixed	Removes additional query params from AWS calls. Fixes a bunch of issues with incorrect arguments passed in. Adds additional diagnostics to the networking module.

v2.0.1

September 7, 2020

Fixed

Fixes issue of upgrade failure.

v2.0.0

August 31, 2020

Added	Refactors networking module to allow additional flexibility. Adds supervisor module that allows reconnection, retry and other additional, cross module functionalities. Adds meta parameter to publish call and makes publish using GET instead of POST.
Fixed	Exposes batch, objects and other APIs from the PubNub class. Fixes a typo in BatchHistory where timetoken was returned null.

v1.4.4

August 19, 2020

Added	Add flags in history v3 for including messageType and uuid. Add support for fetch history with message actions.
Modified	Refactor for error message parsing for files.

v1.4.3

August 5, 2020

Fixed

Fixes issue of exception from server when publishKey is null with publish call. Fixes missing url component in file publish message for sendFile and support for message encryption.

v1.4.2

July 27, 2020

Fixed

Fixes issue of invalid type argument for fcm push gateway type.

v1.4.1

July 24, 2020

Fixed

Fixes issue of missing exposed MessageType enum.

v1.4.0

July 23, 2020

Added	Add file apis to support file feature.
Modified	Add support for random initialization vector for messages and file.

v1.3.0

June 25, 2020

Added

Add message encryption support.

v1.2.0

June 10, 2020

Added	Add simplified Objects API support with UUID and Channel metadata / membership management.
Fixed	Fixes missing PushGateway type support of fcm for Push Notification.

v1.1.3

May 11, 2020

Fixed

Fixes unsubscribeAll so its no longer modifying subscription list during iteration. Fixes exports to include presence and channel group results.

v1.1.2

May 6, 2020

Fixed

Fixes issues of missing types for objects and push-notification.

v1.1.1

May 6, 2020

Fixed

Expose missing types.

v1.1.0

May 5, 2020

Fixed

Refactors logging to rely on Zones. Fixes issues with resubscribing and improves injectLogger.

v1.0.5

May 4, 2020

Fixed

Fix wrong API Uri in Push Notifications. Fix Subscription.unsubscribe to correctly close the messages stream.

v1.0.4

April 27, 2020

Added	Add HereNow to PresenceDx, usable as pubnub.hereNow().
Fixed	Fix subscribe withPresence: true not properly forwarding messages when used with wildcard channels.

v1.0.3

April 22, 2020

Fixed

Change all Symbols to Strings to support Flutter better, fix a typo in SubscribeParams preventing subscribe from working.

v1.0.2

April 18, 2020

Modified

Add backward synchronization to private repository for pubspec.yaml and lib/src/core/core.dart. Prevent tests from breaking when version is bumped.

v1.0.1

April 18, 2020

Modified	Refactor PAM, hide logger instances and clean up tests. Add package:pedantic config to analysis, fix lint issues.
Fixed	Ensure()isEqual now uses correct template. Add PAM to library exports. Consistently use PubNubversion in tests.

v1.0.0

April 15, 2020

Added

Add ability to fetch current PubNub timetoken. Add ability to publish messages and signals to channels and channel groups. Add ability to subscribe to channels and channel groups. Add ability to manage Objects (Spaces, Users and Memberships). Add ability to manage PubNub Access Manager. Add ability to manage device registration for Push Notification Service. Add ability to add, delete and retrieve message actions. Add channel and channel group abstractions to allow using History.