View Full Version : unixtime and timezone differences?
Antivirus
10-17-2008, 12:44 AM
When displaying a date to a user, I know vbdate() will offset according to a user's timezone, however what would I use when I want to offset a unix timestamp according to the user's timezone within the execution of a script?
Dismounted
10-17-2008, 10:01 AM
Do you know the user's timezone in your custom script? If so - you could just add the seconds on to the timestamp before formatting it. (e.g. user with +2.5 hours = TIMESTAMP + (2.5*60))
Antivirus
10-17-2008, 05:23 PM
I suppose I could gather the user's timezone difference like this:
$tzdiff = $vbulletin->userinfo['timezoneoffset']
then either increase or decrease the unixtimestamp appropriately, however I would have figured that vbulletin has a function already set up to handle something like this.
I looked all through the API and couldn't find one that handled unixtime, only display time. This is somewhat surprising considering the fact that `dateline` is is used so often in post, thread, user tables etc...
Dismounted
10-18-2008, 10:23 AM
When dates are displayed, they are run through vbdate(), meaning all offsets are already handled. The "stored" Unix timestamp is always UTC.
Antivirus
11-07-2008, 03:09 AM
correct - vbdate() handles display time, however I was expecting a function to handle just the unixtime. The code you provided above is simple enough, I will just use that and it should suffice - thanks again Dismounted!
Antivirus
11-24-2008, 12:32 PM
the reason i am trying to offset the timestamp is because I am attempting to write a calendar search modification, and the events will need to be searched for using unixtime, as offest to the user's timesone.
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