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matrix-spec/content/changelog/v1.3.md
Richard van der Hoff 08fde5f257
Generate unstable changelogs using towncrier (#1340) 
Replace the current stack of hugo templates with a towncrier invocation. The main advantage of this is that it means that the "Changes since last release" section is consistent with the changelogs for the actual releases.

This also changes the release process so that the changelog is generated before tagging, which means that the thing tagged v1.5 is actually the v1.5 spec.

Fixes #908.
2022-11-15 23:26:55 +00:00

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date
2022-06-15T00:00:00+0100

v1.3

Git commithttps://github.com/matrix-org/matrix-spec/tree/v1.3
Release dateJune 15, 2022

Client-Server API

Deprecations

  • Deprecate the sender_key and device_id on m.megolm.v1.aes-sha2 events, and the sender_key on m.room_key_request to-device messages, as per MSC3700. (#1101)

Backwards Compatible Changes

  • Make from optional on GET /_matrix/client/v3/messages to allow requesting events from the start or end of the room history, as per MSC3567. (#1002)
  • Add refresh tokens, per MSC2918. (#1056, #1113)
  • Relax the restrictions on Rich Replies, as per MSC3676. (#1062)
  • Describe a structured system for event relationships, as per MSC2674. (#1062)
  • Describe how relationships between events can be "aggregated", as per MSC2675 and MSC3666. (#1062)
  • Add support for a new knock_restricted join rule in supported room versions, as per MSC3787. (#1099)

Spec Clarifications

  • Clarify that the url field in m.room.avatar events is not required. (#987)
  • Clarify that the type in user-interactive authentication can be omitted. (#989)
  • Adjust the OpenAPI specification so that the type Flow information is explicitly defined when the client-server API is rendered. (#1003)
  • Correct the default value for invite where it is not specified in an m.room.power_levels event. (#1021)
  • Update various links which pointed to the old matrix-doc github repository. (#1032)
  • Removed m.room.message.feedback per MSC3582. (#1035)
  • Fix various typos throughout the specification. (#1051, #1054, #1059, #1081, #1097, #1110, #1115, #1126, #1127, #1128, #1129, #3681, #3708)
  • Clarify that state keys starting with @ are in fact reserved. Regressed from #3658. (#1100)
  • Remove unenforced size limit on the name field of m.room.name events. (#3669)
  • Remove erroneous room_id field from examples of m.read, m.typing in /sync and m.fully_read in room account data. (#3679)
  • Clarify the behaviour of event_match in push rule conditions. (#3690)
  • Fix incorrectly referenced m.login.appservice login identifier, instead using m.login.application_service. (#3711)
  • Fix membership state transitions to denote that invite->knock and external->leave are valid transitions. (#3730)

Server-Server API

Backwards Compatible Changes

  • Add a destination property to the Authorization header, as per MSC3383. (#1067)

Spec Clarifications

  • Remove largely unused origin field from PDUs. (#998)
  • Update various links which pointed to the old matrix-doc github repository. (#1032)
  • Clarify the format for the Authorization header. (#1038, #1067)
  • Clarify what a "valid event" means when performing checks on a received PDU. (#1045)
  • Clarify that valid_until_ts is in milliseconds, like other timestamps used in Matrix. (#1055)
  • Clarify that checks on PDUs should refer to the state before an event. (#1070)
  • Clarify the historical handling of non-integer power levels. (#1099)
  • Fix various typos throughout the specification. (#1110)
  • Correct misleading text for /send_join response. (#3703)
  • Clarify that the content for X-Matrix signature validation is the parsed JSON body. (#3727)

Application Service API

Backwards Compatible Changes

Identity Service API

No significant changes.

Push Gateway API

No significant changes.

Room Versions

Backwards Compatible Changes

  • Add room version 10 as per MSC3604. (#1099)
  • Enforce integer power levels in room version 10 as per MSC3667. (#1099)
  • Add a knock_restricted join rule supported by room version 10 as per MSC3787. (#1099)
  • Update the default room version to 9 as per MSC3589. (#3739)

Spec Clarifications

  • Improve readability and understanding of the state resolution algorithms. (#1037, #1042, #1043, #1120)
  • Improve readability of the authorization rules. (#1050)
  • For room versions 8, 9, and 10: clarify which homeserver is required to sign the join event. (#1093)
  • Clarify that room versions 1 through 9 accept stringy power levels, as noted by MSC3667. (#1099)
  • For all room versions: Add m.federate to the authorization rules, as originally intended. (#1103)
  • For room versions 2 through 10: More explicitly define the mainline of a power event and the mainline ordering of other events. (#1107)
  • For room versions 7, 8, 9, and 10: fix join membership authorization rules when join_rule is knock. (#3737)

Appendices

No significant changes.