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# Copyright 2002-2016 Interchange Development Group and others
# Copyright 1996-2002 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version. See the LICENSE file for details.
CodeDef date_change Filter
CodeDef date_change Description Date widget
CodeDef date_change Routine <<EOR
sub {
my $val = shift;
shift; # discard tag
my $opt = { map { $_ => 1 } @_ };
HTML::Entities::decode_entities($val) if $val =~ /&/;
$val =~ s/\0+//g;
my $re = $opt->{undef}
? qr:^(\d*)[-/]+(\d*)[-/]+(\d*)(.*)$:
: qr:^(\d+)[-/]+(\d+)[-/]+(\d+)(.*)$:
;
return $val unless $val =~ /$re/;
my ($year, $month, $day, $timeval);
if (length($1) == 4) {
# ISO date style 2003-03-20
($year, $month, $day) = ($1, $2, $3);
}
else {
# U.S. date style 3/20/2003 or 3/20/03
($year, $month, $day) = ($3, $1, $2);
}
$timeval = $4;
if ($opt->{undef}) {
# return nothing (undef, which DBI treats as SQL NULL) for an
# empty date (all zeroes or nothing at all)
return unless grep /[1-9]/, ($year, $month, $day);
}
# Y2K fun: Try to guess intent of year "03" as "2003"
if (length($year) < 4) {
$year = $year < 50 ? $year + 2000 : $year + 1900;
}
my ($date_format, $time_format);
if ($opt->{iso}) {
$date_format = '%04d-%02d-%02d';
$time_format = 'T%02d:%02d:%02d';
}
elsif ($opt->{common}) {
$date_format = '%04d-%02d-%02d';
$time_format = ' %02d:%02d:%02d';
}
else {
$date_format = '%04d%02d%02d';
$time_format = '%02d%02d';
}
my $time;
if ($timeval =~ /^:(\d{1,4})\s*$/) {
# accept traditional Interchange date_time widget times
# of format '0130', e.g. '20080201:0130'
$time = sprintf('%04d', $1);
$time = sprintf($time_format, substr($time, 0, 2), substr($time, 2, 2));
}
elsif (
# accept times of format '1:30', '1:30:05',
# to support PostgreSQL's timestamp with time zone format
# e.g. '2008-02-01 01:30:05-07'
my ($hours, $minutes, $seconds)
= ($timeval =~ /\s(\d\d?):(\d\d?)(?::(\d\d+))/)
) {
$time = sprintf($time_format, $hours, $minutes, $seconds);
}
my $out = sprintf($date_format, $year, $month, $day);
$out .= $time if $time and not $opt->{no_time};
return $out;
}
EOR
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