Tickets :: Comment on [#12908] Optimize iCal/ICS export size

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Comment	> Hello, > > For the same event exported from the calendar: > - Horde produce a 6.3 kB file > - Sogo produce a less than 1 kB file > > After checking, the main difference is because Horde produce more Olson > data. > > Sogo include: > TZNAME:CEST > TZNAME:CET > > Horde include: > TZNAME:PMT > TZNAME:WEST > TZNAME:WE-T > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WE-T > TZNAME:WEST > TZNAME:WE-T > TZNAME:WEST > TZNAME:WE-T > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WEST > TZNAME:WE-T > TZNAME:WEST > TZNAME:CEST > TZNAME:CE-T > TZNAME:CEST > TZNAME:CE-T > TZNAME:CEST > TZNAME:CE-T > TZNAME:WEMT > TZNAME:WEST > TZNAME:WEMT > TZNAME:WE-T > TZNAME:CEMT > TZNAME:CE-T > TZNAME:CEST > TZNAME:CE-T > TZNAME:CEST > TZNAME:CE-T > TZNAME:CE-T > TZNAME:CE-T > TZNAME:CEST > TZNAME:CE-T > > Except if I'm wrong, for TZID:Europe/Paris, only TZNAME:CET and > TZNAME:CEST are usefull. Sogo use only this two TZNAME. > > I suggest to include only really useful TZNAME in the export done by > Horde. > > Reducing the file size by 6 is very important as most of CalDAV traffic > is done with mobile device (roaming traffic is very expensive or the > bandwidth can be very limited and saving every Kbps is important for be > able to have fast sync). > > I don't known how fix that as a loop is used in Horde/Timezone for > generate all TZNAME. > > For info, Sogo have precompiled data for each timezone and don't use > tzdata database from IANA. I agree that the method used by Horde is more > reliable as it use tzdata directly from IANA. > > > Thanks > > Best regards, > > -- > Nicolas DEFFAYET
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