Changelog for PubNub C# SDK

v7.1.0

December 4, 2024
Added
  • Added support for CustomMessageType in publish, signal, files features.
  • Added support for Type field in membership APIs.

v7.0.0

October 30, 2024
Added
  • Added support for Channel, ChannelGroup, Subscription and SubscriptionSet, ChannelMetadata, UserMetadata entities for Subscribe related operation.
  • BREAKING CHANGES: Default Reconnection policy is set to Exponential.
  • BREAKING CHANGES: All apis calls will be made through HttpClient by default.
  • Default value for EnableEventEngine is set to true, Subscribe operation will be executed by event engine by default.
Modified
  • Removed telemetry manager.

v6.20.2

October 3, 2024
Fixed
  • Fixes issue of listener not being removed on RemoveListener call.

v6.20.1

May 9, 2024
Fixed
  • Fixes issue of Unity SDK not being able to have a fully independent IJsonPluggableLibrary implementation because of direct nu-get Newtonsoft usage in C# SDK (Unity has it's own version that works with IL2CPP builds).

v6.20.0

April 18, 2024
Added
  • Added event engine implementation for subscribe and presence operation.
  • Added support for RetryConfiguration to configure subscribe request retry.

v6.19.7

April 2, 2024
Fixed
  • Resolved the issue where an incorrect network status was emitted when no internet connection was detected.

v6.19.6

March 28, 2024
Fixed
  • Fixes issue of inaccurate DateTime to TimeToken conversion in TranslateDateTimeToPubnubUnixNanoSeconds.

v6.19.5

January 17, 2024
Fixed
  • Fixes issue of getting exception for custom objects in subscription and history when crypto module is configured.

v6.19.4

November 28, 2023
Fixed
  • Handle unencrypted message while getting messages with crypto.

v6.19.3

October 31, 2023
Fixed
  • Fixes issue of applying default serializer settings.

v6.19.2

October 30, 2023
Modified
  • Changed license to PubNub Software Development Kit License.

v6.19.1

October 24, 2023
Fixed
  • Fixes issue of getting error when hereNow is called with channelGroups param only.

v6.19.0

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.
  • Fixes Newtonsoft Json vulnerability with MaxDepth and upgrade to version for non-PCL.
Modified
  • Add SubscribeKey validation for subscribe feature.

v6.18.0

September 4, 2023
Fixed
  • Allow name param as optional in SetChannelMetadata. Removed default empty value.

v6.17.0

July 10, 2023
Modified
  • Validate json string before deserialization.

v6.16.0

May 18, 2023
Modified
  • Replaced ConcurrentDictionary class file with System.Collections.Concurrent package for all target frameworks except .net 3.5/4.0.
  • Addressed threading issue on reading ConcurrentDictionary keys.

v6.15.0

March 16, 2023
Added
  • Sending files as raw byte arrays.
Modified
  • Added TcpKeepAlive and ConnectionLimit to improve performance.

v6.14.0

February 27, 2023
Modified
  • Undeprecated GrantToken methods/properties.

v6.13.0

December 5, 2022
Fixed
  • Added null check for PublishFileMessage PNStatus in SendFileOperation.
  • Removed invalid Content-Type in ObjectsV2 request headers targeting .Net Frameworks.
Modified
  • Added CultureInfo.InvariantCulture to string formatting.

v6.12.0

November 14, 2022
Fixed
  • Encode comma char for push related multi channels.

v6.11.0

November 7, 2022
Modified
  • Added Content-Type to request header to support internal acceptance tests.
  • Added acceptance tests for ObjectsV2 feature.

v6.10.0

September 6, 2022
Fixed
  • Add Users/Spaces support to PCL versions.

v6.9.0

August 22, 2022
Fixed
  • Fix Timer reference conflict in net6.0.

v6.8.0

August 10, 2022
Fixed
  • Fixed Destroy() method when multiple Pubnub instances were in use.

v6.7.0

July 27, 2022
Modified
  • Added support for Users/Spaces to GrantToken.

v6.6.0

July 18, 2022
Modified
  • Introduced UserId to PNConfiguration and deprecated UUID.
  • Added build target framework support to .Net Framework 4.8 and .Net 6.0.

v6.5.0

June 14, 2022
Fixed
  • Suppress web request aborted exception message to callback.

v6.4.0

May 23, 2022
Fixed
  • Handle PNConfiguration for multi Pubnub instances.

v6.3.0

March 22, 2022
Fixed
  • Refactor Telemetry Task Result to GetAwaiter().GetResult() .
  • Removed SILVERLIGHT, WINDOWS_PHONE preprocessor directive code.

v6.2.0

January 27, 2022
Modified
  • Bumped PeterO.Cbor library version to 4.5.2.

v6.1.0

January 20, 2022
Fixed
  • Capture region when exception occur during subscribe.

v6.0.0

January 12, 2022
Modified
  • BREAKING CHANGES: UUID is mandatory to use SDK.

v5.4.0

December 16, 2021
Fixed
  • Replaced BouncyCastle lib with System.Security.Cryptography.Algorithms.
  • Added try/catch for publish operation to catch exceptions.

v5.3.0

November 16, 2021
Added
  • Added RevokeToken feature.

v5.2.0

November 1, 2021
Modified
  • Capture region for subscribe.
  • Removed throw exception on atleast one PAM permission validation.

v5.1.0

October 12, 2021
Modified
  • Dispose RandomNumberGenerator
Added
  • Added PAMv3 support - GrantToken, ParseToken, SetAuthToken.

v5.0.1

July 14, 2021
Modified
  • Replaced Random class with RandomNumberGenerator for secure random bytes.
  • Handling of SendFile file size exceeded error message and refactored DeleteFile.
  • Refactored Encrypt/Decrypt methods in calling PubnubCrypto constructor with config.

v5.0.0

June 14, 2021
Added
  • BREAKING CHANGE - UseRandomInitializationVector is true by default.

4.15.0.0

May 27, 2021
Modified
  • Refactored code to handle malformed message for reconnection policy.

4.14.0.0

May 18, 2021
Fixed
  • Refactored code to handle malformed message for re-subscribe.
Modified
  • Upgraded System.Net.Http minimum version to 4.3.4, to address security advisory CVE-2018-8292 in PubnubPCL.

4.13.0.0

January 18, 2021
Modified
  • Increase message count default limit for History v3 api call to 100 for single channel.
Fixed
  • UnsubscribeAll fix when no channels subscribed.

4.12.0.0

October 5, 2020
Modified
  • Added support to Objects Access Manager

4.11.0.0

August 27, 2020
Modified
  • Fix for SaveFileToLocal in PNDownloadFileResult
  • Code refactor to use file Content-Type from generate-upload-url form fields
  • Removed IncludeUuid and IncludeMessageType from v2/history endpoint

4.10.0.0

July 30, 2020
Modified
  • Fix for publish file message
  • Modified PNFileEventResult model class and applied internal set accessor for models.

4.9.0.0

July 28, 2020
Modified
  • Added files feature

4.8.0.0

June 10, 2020
Modified
  • Removed V1 Objects API feature. BREAKING CHANGE if you are using V1 Objects.
  • Added Objects Simplification API feature.

4.7.0.0

May 27, 2020
Modified
  • Code refactor for Signal, Publish, Fire input validation.

4.6.0.0

April 30, 2020
Modified
  • Added async/await support for feature method calls.
  • Added sort for Objects API.
  • Typo correction SupressLeaveEvents to SuppressLeaveEvents in PNConfiguration.

4.5.0.0

January 9, 2020
Modified
  • Code refactor to fix Objects and MessageActions using POST/PATCH/DELETE based requests.
  • Added filter support for Objects API.

4.4.0.0

December 19, 2019
Modified
  • Refactored code related to TMS GetToken and GetTokens
  • Refactored code to retrieve assembly version

4.3.0.0

December 12, 2019
Modified
  • Added APNS2 support for mobile push.
  • Added helper class to build mobile push payload.
  • Refactored code for PAM Signature.

4.2.0.0

October 15, 2019
Modified
  • Added IncludeMeta option to History.
  • Added new feature FetchHistory.
  • Added support for Message Actions.
  • Fix for ManageMembers and ManageMemberships when multiple include fields are provided.

4.1.0.0

September 26, 2019
Modified
  • Fix for MessageCounts when multiple channels are used.
  • Fix for PAM Signature when case-sensitive param keys are provided.
  • Refactored all calls that use PAM signature to use v2 format signature.
  • Implemented PAMv3 to all Objects.
  • New feature Token Management System to all Objects.

4.0.33.0

August 22, 2019
Modified
  • Modified Signal listener message type to PNSignalResult.
  • Added ObjectsAPI feature.

4.0.32.0

August 8, 2019
Modified
  • Async() is deprecated. Use Execute() instead.
  • Added Signal feature.

4.0.31.0

July 25, 2019
Modified
  • Refactored code to encode unsafe chars ignored by EscapeDataString in NET35/NET40

4.0.30.0

May 28, 2019
Modified
  • Refactored code to enforce minimum PresenceTimeout value to 20
  • Refactored code to handle bool type in presence state

4.0.29.0

April 25, 2019
Modified
  • Fix to retrieve channel name for PNPresenceEventResult when channel group is used

4.0.28.0

March 28, 2019
Modified
  • Fix for MessageCounts feature when multiple channels or timetokens are used with PAM enabled keys

4.0.27.0

March 13, 2019
Modified
  • Added MessageCounts feature to get count of messages published since a given time

4.0.26.0

February 14, 2019
Modified
  • Fix to capture last timetoken when subscribe request timeout/terminated

4.0.25.0

February 7, 2019
Modified
  • Refactored code to allow tilde char for publish GET with secret key
  • Minor code refactoring based on Codacy analysis

4.0.24.0

October 11, 2018
Modified
  • Code refactor to check null value of variables related to Reconnect usage

4.0.23.0

October 1, 2018
Modified
  • Code refactor based on codacy rules on unused code
  • Refactored code to handle WebException from HttpRequestException for NetStandard platforms

4.0.22.0

September 6, 2018
Modified
  • Added Grant delete permission feature
  • Modified SDK dependency Portable.BouncyCastle minimum version to 1.8.1.2

4.0.21.0

August 13, 2018
Modified
  • Refactored code for performance improvement
  • Refactored CleanupTelemetryData

4.0.20.0

August 6, 2018
Modified
  • Refactored code to publish multiple emoji characters
  • Refactored code to improve performance of Publish/Fire/Grant/Subscribe/Unsubscribe requests targeting .net framework

4.0.19.0

July 12, 2018
Modified
  • Code refactor to maintain separate instance id during multi-instancing

4.0.18.0

June 20, 2018
Modified
  • Added Publisher property to PNMessageResult of subscribe
  • Added PNException class and refactored code internally around status response

4.0.17.0

May 30, 2018
Modified
  • Code refactor related to MultiplexExceptionHandler
  • Support to Apple Watch
  • Code refactor related to PubnubInstance

4.0.16.0

April 9, 2018
Modified
  • Code refactor to ClientNetworkStatus
  • Proxy support for HttpClient
  • Code refactor to Telemetry
  • Reduced internal subscribe heartbeat interval for improvement in message delivery

4.0.15.0

March 22, 2018
Modified
  • Feature to add external query params
  • Internal deduping mechanism when devices cross regions (DedupOnSubscribe)
  • Added provision to SupressLeaveEvents
  • Refactored code related to network check time request for non-200 response logging

4.0.14.0

February 15, 2018
Modified
  • Fix for Publish Sync
  • Refactored Int32/Int64 Parse to TryParse
  • Code refactor based on Codacy

4.0.13.0

January 18, 2018
Modified
  • Relay server sent error status to PNStatus for Publish request
  • Refactored to allow colon char for publish with secret key

4.0.12.0

December 21, 2017
Modified
  • Relay server sent 403 status to PNStatus for PCL
  • Resolved array type published message for Subscribe<string>

4.0.11.0

December 14, 2017
Modified
  • Refactored by applying JArray.Parse for history and time json response

4.0.10.0

December 13, 2017
Modified
  • Refactored code by replacing Add with AddOrGet for ConcurrentDictionary
  • Added exception handling in TerminateReconnectTimer
  • Code refactor based on Codacy recommendation

4.0.9.0

December 5, 2017
Modified
  • Return PNStatus for non-subscribe requests timeout
  • Fix for PAM Grant requests to work independent of device locale
  • Code refactor based on Codacy recommendation

4.0.8.0

November 9, 2017
Modified
  • Added bool return value for AddListener and RemoveListener
  • ResetTimeToken option for Reconnect and bool return for Reconnect/Disconnect
  • Resubscribe fix when channelgroup is used

4.0.7.0

November 1, 2017
Modified
  • Added exception handling to AddListener and RemoveListener
  • Code refactor to address collection modified error in TelemetryManager
  • Code refactor based on Codacy recommendation

4.0.6.0

October 27, 2017
Modified
  • Added null check in exception catch block during network reconnect
  • Refactored code to send correct channel group, if exist, to PNStatus during network reconnect
  • Fix for delete message from history
  • Code refactor based on Codacy recommendation

4.0.5.2

October 10, 2017
Modified
  • Added exception handling for subscribe and unsubscribe internal exceptions

4.0.5.1

September 26, 2017
Modified
  • Added new method RemoveAllPushNotificationsFromDeviceWithPushToken
  • Code refactor on Reconnect
  • Code refactor based on Codacy recommendation

4.0.4.1

September 19, 2017
Modified
  • Added Telemetry feature
  • Fix for PNPushListProvisionsResult

4.0.3.2

September 6, 2017
Modified
  • Added HereNowRefresh to PNPresenceEventResult
  • PCL version duplicate message fix for multiple disconnect/reconnect

4.0.3.1

August 18, 2017
Modified
  • Refactored code to handle exception in Unsubscribe and query builder functionality
  • Migrated source code from VS 2015 to VS 2017
  • Added DeleteMessages feature

4.0.2.2

July 20, 2017
Modified
  • Code refactor to fix subscribe timeout and reconnect

4.0.2.0

July 5, 2017
Modified
  • Refactored code for application level grant
  • Refactored code to reuse HttpClient instance
  • Refactored code to handle Pubnub multi-instancing

4.0.1.7

June 7, 2017
Modified
  • Fix for publish with UsePOST and cipher key
  • Handling object array for History response

4.0.1.6

April 15, 2017
Modified
  • Fix for subscribe connect status callback
  • Message null value check for publish

4.0.1.5

April 6, 2017
Modified
  • Refactored to handle thread blocking

4.0.1.4

March 31, 2017
Modified
  • Fix to support Xamarin.Android Pubnub SDK install using Visual Studio

4.0.1.3

March 29, 2017
Modified
  • Added code to handle presence interval event
  • Code refactor per CA2000 code analysis

4.0.1.3-rc13

March 28, 2017
Modified
  • Refactored to address false alert log and timeout messages.

4.0.1.3-rc12

March 16, 2017
Modified
  • Support for ASP.NET/MVC project template projects.

4.0.1.3-rc11

March 11, 2017
Modified
  • Replaced HttpClient with compatible lib for .net 4.5/4.61 to support VS 2013.

4.0.1.3-rc10

March 8, 2017
Fixed
  • Comma encoding fix for multi channelgroups
  • Fixed channel remove from channelgroup

4.0.1.3-rc9

March 3, 2017
Fixed
  • Message fix for history when timetoken=false.

4.0.1.3-rc8

March 2, 2017
Modified
  • Added pn- prefix to default uuid.

4.0.1.3-rc7

February 20, 2017
Fixed
  • pcl profile 111 subscribe message fix.

4.0.1.3-rc6

February 17, 2017
Fixed
  • Timetoken fix for subscribed messages.

4.0.1.3-rc5

February 7, 2017
Modified
  • HttpClient to supported platforms.
Fixed
  • Fixed Unsubscribe issue.

4.0.1.3-rc1

January 17, 2017
Modified
  • Derived classes for inline coding.

4.0.1.2-rc1

December 16, 2016
Modified
  • Cipher typo, Origin change.

4.0.1.0-rc1

December 12, 2016
Modified
  • initial v4 version.
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