4.2.1

4.2.1 (2019-12-18)

• #469, #451: fix compat with php 7.4
• #443: prevent running in indefinte loop
• #449: Preventing creating a component for a root document
• #450: Fix parse with option Forgiving with trailing equal
• #459: fixed typo in VCalendar which resulting in usage of the wrong TimeZone
• #462: Broker::parseEventForOrganizer copies DTSTAMP from $eventInfo that causes broken scheduling

4.2.0

4.2.0 (2019-02-19)

• #432: DTSTAMP must be specified in UTC
• #435: ORGANIZER e-mail address are case-insensitive
• #441: Repairing BASE64 encoded vCard version 3

4.2.0-alpha1

• #412: Broker: add timezone to CANCEL messages
• #424: Support php7.3

4.1.6

• #406, #407, #408, #409: Another round of performance improvements in serialization of properties (@gharlan, @staabm)
• #410: Fixes in iTip for handling BYDAY=SA,SO (@gharlan)
• #381: Fixes in iTip handling of SCHEDULE-FORCE-SEND (@alecpl)

4.1.5

• #404: Serialization: Performance boost for long properties (@gharlan)

4.1.4

• #383: Fix possible infinite loop in RRuleIterator, when the RRule FREQ is YEARLY and it uses BYYEARDAY only (@mvdnes).
• #392: Improved significant change detection. This should reduce the number
  of unneeded update emails in scheduling systems. (@alecpl).
• #395: Removed Canada/East-Saskatchewan timezone, as it got removed from
  PHP as well. (@remicollet).

4.1.3

• #363: Repair script and de-duplicate properties that are only allowed once,
  but appear more than once. (@ddolcimascolo).
• #377: Addes Pacific Time (US & Canada) as exchange timezone
• #384: Added fallback for VCards without FN

4.1.2

• #340: Support for BYYEARDAY recurrence when FREQ=YEARLY. (@PHPGangsta)
• #341: Support for BYWEEKNO recurrence when FREQ=YEARLY. (@PHPGangsta)
• Updated to the latest windows timezone data mappings.
• #344: Auto-detecting more Outlook 365-generated timezone identifiers.
  (@jpirkey)
• #348: FreeBusyGenerator can now accept streams.
• Support sabre/xml 1.5 and 2.0.
• #355: Support DateTimeInterface in more places where only DateTime was
  supported. (@gharlan).
• #351: Fixing an inclusive/exclusive problem with isInTimeRange and
  fastForward with all-day events. (@strokyl, thanks you are brilliant).

3.5.3

• #331: Fix dealing with multiple overridden instances falling on the same
  date/time (@afedyk-sugarcrm).

4.1.1

• #327: Throwing InvalidDataException in more cases where invalid iCalendar
  dates and times were provided. (@rsto)
• #331: Fix dealing with multiple overridden instances falling on the same
  date/time (@afedyk-sugarcrm).
• #333: Fix endless loop on invalid BYMONTH values in recurrence.
  (@PHPGangsta)
• #339: Fixed a few validate() results when repair is off. (@PHPGangsta)
• #338: Stripping invalid BYMONTH= rules during validate() (@PHPGangsta)
• #336: Fix incorrect BYSECOND= validation. (@PHPGangsta)