For an old project I was using some JS library... I will try to dig the code and see what library it was: it seemed to work correctly at the time.
On Thu, Dec 4, 2014 at 10:10 PM, Maxim Solodovnik <[email protected]> wrote: > I would love to have library for such automatic detection > But the list of time zones is limited, and it currently determines my > current time zone wrong :( > I'll check it's code and will try to enhance mine, I'll try to enhance my > code > > In case you prefer to use this library I would vote for that since current > wicket code is also not very good :( > I believe this library can be used and enhanced. > > On Sat, Nov 29, 2014 at 1:43 AM, Maxim Solodovnik <[email protected]> > wrote: > > > Thanks will try to check :) > > > > On Sat, Nov 29, 2014 at 1:33 AM, Martin Grigorov <[email protected]> > > wrote: > > > >> Hi Maxim, > >> > >> Check http://joshowens.me/dealing-with-timezones-in-javascript/. It may > >> be > >> in use for you. > >> > >> Martin Grigorov > >> Wicket Training and Consulting > >> https://twitter.com/mtgrigorov > >> > >> On Tue, Nov 11, 2014 at 9:39 AM, Maxim Solodovnik <[email protected] > > > >> wrote: > >> > >> > OK, will try to do it after ApacheConEU > >> > Thanks for the review! > >> > > >> > On 11 November 2014 14:33, Martin Grigorov <[email protected]> > >> wrote: > >> > > >> > > I find the knowledge of the client timezone generally useful! > >> > > If you improve the points in my last mail and integrate it > >> > > in wicket-browser-info.js then it has better chance of being merged > >> ;-) > >> > > > >> > > Martin Grigorov > >> > > Wicket Training and Consulting > >> > > https://twitter.com/mtgrigorov > >> > > > >> > > On Tue, Nov 11, 2014 at 10:28 AM, Maxim Solodovnik < > >> [email protected] > >> > > > >> > > wrote: > >> > > > >> > > > you are right :( > >> > > > I can improve it if it worth so > >> > > > > >> > > > The idea was to get client timezone rulez using JS: the exact DST > >> > switch > >> > > > start/end date/time > >> > > > send this data to the server and then find Java timezone with best > >> > match > >> > > > > >> > > > > >> > > > On 11 November 2014 14:24, Martin Grigorov <[email protected]> > >> > wrote: > >> > > > > >> > > > > Hi Maxim, > >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > https://github.com/solomax/tzdetect/blob/master/src/main/webapp/tzdetect.js > >> > > > > is not very usable in its current state. > >> > > > > My issues with it: > >> > > > > - no documentation > >> > > > > - no tests > >> > > > > - uses short named variables and method names (thus hard to > >> follow) > >> > > > > - ... > >> > > > > > >> > > > > I have forked it so I can use it as inspiration if I need it > >> later. > >> > > > > Feel free to remove it. > >> > > > > > >> > > > > Thanks! > >> > > > > > >> > > > > Martin Grigorov > >> > > > > Wicket Training and Consulting > >> > > > > https://twitter.com/mtgrigorov > >> > > > > > >> > > > > On Mon, Nov 10, 2014 at 6:02 PM, Maxim Solodovnik < > >> > > [email protected]> > >> > > > > wrote: > >> > > > > > >> > > > > > @Martin > >> > > > > > > >> > > > > > were you able to take a look at this code? > >> > > > > > Is it look useful? Or I can remove it? > >> > > > > > > >> > > > > > On 23 September 2014 00:54, Maxim Solodovnik < > >> [email protected] > >> > > > >> > > > > wrote: > >> > > > > > > >> > > > > > > Finally was able to create prototype: > >> > > > > > https://github.com/solomax/tzdetect > >> > > > > > > Maybe you can find it (or parts of it) usable > >> > > > > > > > >> > > > > > > On 3 September 2014 12:25, Maxim Solodovnik < > >> > [email protected]> > >> > > > > > wrote: > >> > > > > > > > >> > > > > > >> I believe if TZ rulez will be detected on client side, and > TZ > >> > > itself > >> > > > > on > >> > > > > > >> server side it might find user TZ good enough. (due to TZ > >> list > >> > > with > >> > > > > > rulez > >> > > > > > >> will be maintained by java vendor, not JS library itself) > >> > > > > > >> will try to modify the code and provide quickstart > >> > > > > > >> > >> > > > > > >> > >> > > > > > >> On 3 September 2014 18:18, Martin Grigorov < > >> > [email protected]> > >> > > > > > wrote: > >> > > > > > >> > >> > > > > > >>> see https://github.com/moment/moment-timezone/issues/55 > >> > > > > > >>> if Moment.js cannot do it then I don't think we will do it > >> > > > > > >>> > >> > > > > > >>> Martin Grigorov > >> > > > > > >>> Wicket Training and Consulting > >> > > > > > >>> https://twitter.com/mtgrigorov > >> > > > > > >>> > >> > > > > > >>> > >> > > > > > >>> On Wed, Sep 3, 2014 at 12:13 PM, Maxim Solodovnik < > >> > > > > > [email protected]> > >> > > > > > >>> wrote: > >> > > > > > >>> > >> > > > > > >>> > there seems to be timezones with more than 1 dst start > per > >> > year > >> > > > :( > >> > > > > > >>> > code should be updated to reflect this :( > >> > > > > > >>> > > >> > > > > > >>> > > >> > > > > > >>> > On 3 September 2014 16:11, Maxim Solodovnik < > >> > > > [email protected]> > >> > > > > > >>> wrote: > >> > > > > > >>> > > >> > > > > > >>> > > was tested against multiple Time zones listed here: > >> > > > > > >>> > > http://www.worldtimezone.com/daylight.html and own TZ > >> > > > > > >>> (Asia/Novosibirsk) > >> > > > > > >>> > > > >> > > > > > >>> > > > >> > > > > > >>> > > On 3 September 2014 16:09, Maxim Solodovnik < > >> > > > > [email protected]> > >> > > > > > >>> > wrote: > >> > > > > > >>> > > > >> > > > > > >>> > >> here is the JS code > >> > > > > > >>> > https://gist.github.com/solomax/e86cc77694d67120b8f5 > >> > > > > > >>> > >> to get DST start date/time (if any) > >> > > > > > >>> > >> only minute offset was not tested due to impossibili > to > >> > set > >> > > TZ > >> > > > > > >>> "Chatham > >> > > > > > >>> > >> Island" on my Ubuntu) > >> > > > > > >>> > >> > >> > > > > > >>> > >> similar code can be added to get DST end date/time > >> > > > > > >>> > >> > >> > > > > > >>> > >> the code also might need to be "polished" a little > >> > > > > > >>> > >> > >> > > > > > >>> > >> > >> > > > > > >>> > >> On 3 September 2014 19:59, Martin Grigorov < > >> > > > > [email protected]> > >> > > > > > >>> > wrote: > >> > > > > > >>> > >> > >> > > > > > >>> > >>> On Sep 3, 2014 10:39 AM, "Maxim Solodovnik" < > >> > > > > > [email protected]> > >> > > > > > >>> > >>> wrote: > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > Actually my code can be extended to get > >> > > > > > >>> > >>> > 1) if TZ has DST or not > >> > > > > > >>> > >>> > 2) what month DST happening > >> > > > > > >>> > >>> > 3) the day of month DST happening > >> > > > > > >>> > >>> > 4) hour of day DST happening > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > I believe after all this info is available the > list > >> of > >> > > time > >> > > > > > zones > >> > > > > > >>> > with > >> > > > > > >>> > >>> > certain offset can be reduced to better match > >> current > >> > > user > >> > > > > TZ. > >> > > > > > >>> > >>> > I can provide sample JS code for 1-4 above > >> > > > > > >>> > >>> > >> > > > > > >>> > >>> This will increase the chance to include it ! ;-) > >> > > > > > >>> > >>> > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > On 3 September 2014 14:22, Martin Grigorov < > >> > > > > > [email protected] > >> > > > > > >>> > > >> > > > > > >>> > >>> wrote: > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > > Hi Maxim, > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > Can you please provide more information how your > >> code > >> > > > > solves > >> > > > > > >>> the > >> > > > > > >>> > >>> problem ? > >> > > > > > >>> > >>> > > AFAIU Robert explains that Wicket's code > properly > >> > > detects > >> > > > > the > >> > > > > > >>> > >>> timezone > >> > > > > > >>> > >>> > > offset, but since there are many timezone ids > for > >> a > >> > > given > >> > > > > > >>> offset it > >> > > > > > >>> > >>> is > >> > > > > > >>> > >>> not > >> > > > > > >>> > >>> > > easy to detect the correct DST from the offset. > >> > > > > > >>> > >>> > > In your code I don't see anything that should > >> provide > >> > > the > >> > > > > > >>> missing > >> > > > > > >>> > >>> timezone > >> > > > > > >>> > >>> > > id. > >> > > > > > >>> > >>> > > Or I am missing something ? > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > Martin Grigorov > >> > > > > > >>> > >>> > > Wicket Training and Consulting > >> > > > > > >>> > >>> > > https://twitter.com/mtgrigorov > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > On Wed, Sep 3, 2014 at 9:44 AM, Maxim > Solodovnik < > >> > > > > > >>> > >>> [email protected]> > >> > > > > > >>> > >>> > > wrote: > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > > Hello All, > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > Some time ago we had user query [1] claiming > >> wicket > >> > > > based > >> > > > > > TZ > >> > > > > > >>> > >>> detection is > >> > > > > > >>> > >>> > > > not accurate. > >> > > > > > >>> > >>> > > > I believe the detection can be enhanced: DST > >> rules > >> > > can > >> > > > be > >> > > > > > >>> > detected > >> > > > > > >>> > >>> using > >> > > > > > >>> > >>> > > JS > >> > > > > > >>> > >>> > > > code and taken into account while TZ guessing > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > here is the example of JS code determining > >> month TZ > >> > > > > switch > >> > > > > > is > >> > > > > > >>> > >>> happening: > >> > > > > > >>> > >>> > > > [2] line 50 > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > Maybe it worth to implement something like > this > >> in > >> > > > > Wicket? > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > [1] > >> http://markmail.org/message/v7vmfburg4zrtizk > >> > > > > > >>> > >>> > > > [2] > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > >> > > > > > >>> > >>> > >> > > > > > >>> > > >> > > > > > >>> > >> > > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > https://svn.apache.org/viewvc/openmeetings/branches/3.0.x/src/main/webapp/js/openmeetings_functions.js?revision=1562780&view=markup > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > -- > >> > > > > > >>> > >>> > > > WBR > >> > > > > > >>> > >>> > > > Maxim aka solomax > >> > > > > > >>> > >>> > > > > >> > > > > > >>> > >>> > > > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > > >> > > > > > >>> > >>> > -- > >> > > > > > >>> > >>> > WBR > >> > > > > > >>> > >>> > Maxim aka solomax > >> > > > > > >>> > >>> > >> > > > > > >>> > >> > >> > > > > > >>> > >> > >> > > > > > >>> > >> > >> > > > > > >>> > >> -- > >> > > > > > >>> > >> WBR > >> > > > > > >>> > >> Maxim aka solomax > >> > > > > > >>> > >> > >> > > > > > >>> > > > >> > > > > > >>> > > > >> > > > > > >>> > > > >> > > > > > >>> > > -- > >> > > > > > >>> > > WBR > >> > > > > > >>> > > Maxim aka solomax > >> > > > > > >>> > > > >> > > > > > >>> > > >> > > > > > >>> > > >> > > > > > >>> > > >> > > > > > >>> > -- > >> > > > > > >>> > WBR > >> > > > > > >>> > Maxim aka solomax > >> > > > > > >>> > > >> > > > > > >>> > >> > > > > > >> > >> > > > > > >> > >> > > > > > >> > >> > > > > > >> -- > >> > > > > > >> WBR > >> > > > > > >> Maxim aka solomax > >> > > > > > >> > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > -- > >> > > > > > > WBR > >> > > > > > > Maxim aka solomax > >> > > > > > > > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > -- > >> > > > > > WBR > >> > > > > > Maxim aka solomax > >> > > > > > > >> > > > > > >> > > > > >> > > > > >> > > > > >> > > > -- > >> > > > WBR > >> > > > Maxim aka solomax > >> > > > > >> > > > >> > > >> > > >> > > >> > -- > >> > WBR > >> > Maxim aka solomax > >> > > >> > > > > > > > > -- > > WBR > > Maxim aka solomax > > > > > > -- > WBR > Maxim aka solomax > -- Regards - Ernesto Reinaldo Barreiro
