[ale] Converting time in perl
Christopher Fowler
cfowler at outpostsentinel.com
Sat May 7 13:32:38 EDT 2005
I think this works as a hack. I still have to do some more work like
get the gmtoff of the server instead of having it hardcoded. I also
have the month hardcoded because in my data I only see May and I'm not
sure what the other text of the months look like.
use POSIX qw(mktime ctime);
sub _time {
my $string = shift;
$string =~ m/^(\d+):(\d+):(\d+)\s+(.+)\s+(\d+)-(.+)-(\d+)$/;
my $year = $7 - 1900;
print "[$1] [$2] [$3] [$4] [$5] [$6] [$year]\n";
my $t = mktime($3, $2, $1, $5, 4 ,$year);
$lt = $t - (3600 * 5);
print "$t, $lt, ",ctime($lt),"\n";
}
_time "23:50:04 UTC 05-MAY-2005";
On Sat, 2005-05-07 at 12:16, Christopher Fowler wrote:
> Here is my idea.
>
> 1. Convert the UTC date to epoch
> 2. Subract the gmtoff from that value
> 3. Now I have a value that is an epoch in localtime.
>
>
> On Sat, 2005-05-07 at 11:16, Christopher Fowler wrote:
> > I guess a simplier thing I'm trying to explain is that I wantto convert
> > localtime on the device into localtime on the server since all
> > dates in the database are stored in localtime of the server.
> >
> > On Sat, 2005-05-07 at 10:59, Christopher Fowler wrote:
> > > I am receiving time strings in the format like this
> > >
> > > "00:00:00 UTC"
> > >
> > > I could receive timezones like EDT. What I need to do is convert
> > > that time into an epoch on my server. The server will receive that
> > > string from the remote device and the server is in Eastern or Central.
> > > Anywhere in the US. So I will be converting that UTC time int the exact
> > > time on the server. Any ideas on how best to accomplish this?
> > >
> > > Chris
> > >
> > >
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