searchmsg: remove locale-dependency for ->date

strftime is locale-dependent, which can cause surprising
failures for some users.

diff --git a/lib/PublicInbox/SearchMsg.pm b/lib/PublicInbox/SearchMsg.pm
index 5779d1e2ef270aac13c569064bdc0a4852c7e95b..4c65fbe01a20fb15f36d10b3d1b3dd0cc85c6896 100644 (file)
--- a/lib/PublicInbox/SearchMsg.pm
+++ b/lib/PublicInbox/SearchMsg.pm
@@ -7,12 +7,10 @@ package PublicInbox::SearchMsg;
 use strict;
 use warnings;
 use Search::Xapian;
-use POSIX qw//;
 use Date::Parse qw/str2time/;
 use PublicInbox::MID qw/mid_clean/;
 use PublicInbox::Address;
 our $PFX2TERM_RE = undef;
-use POSIX qw(strftime);
 
 sub new {
        my ($class, $mime) = @_;
@@ -72,13 +70,21 @@ sub subject ($) { __hdr($_[0], 'subject') }
 sub to ($) { __hdr($_[0], 'to') }
 sub cc ($) { __hdr($_[0], 'cc') }
 
+# no strftime, that is locale-dependent
+my @DoW = qw(Sun Mon Tue Wed Thu Fri Sat);
+my @MoY = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
+
 sub date ($) {
        my ($self) = @_;
        my $date = __hdr($self, 'date');
        return $date if defined $date;
        my $ts = $self->{ts};
        return unless defined $ts;
-       $self->{date} = strftime('%a, %d %b %Y %T +0000', gmtime($ts));
+       my ($sec, $min, $hour, $mday, $mon, $year, $wday) = gmtime($ts);
+       $self->{date} = "$DoW[$wday], ".
+                       sprintf("%02d $MoY[$mon] %04d %02d:%02d:%02d +0000",
+                               $mday, $year+1900, $hour, $min, $sec);
+
 }
 
 sub from ($) {