#!perl -w
# Copyright (C) 2019 all contributors
# License: AGPL-3.0+
use strict;
use Test::More;
use PublicInbox::TestCommon;
use PublicInbox::MIME;
use PublicInbox::Inbox;
use PublicInbox::Git;
use PublicInbox::MsgTime qw(msg_timestamp msg_datestamp);
use POSIX qw(strftime);
require_mods('Date::Parse');
my $git;
my ($inboxdir, $git_dir) = @ENV{qw(GIANT_INBOX_DIR GIANT_GIT_DIR)};
if (defined $inboxdir) {
my $ibx = { inboxdir => $inboxdir, name => 'name' };
$git = PublicInbox::Inbox->new($ibx)->git;
} elsif (defined $git_dir) {
# sometimes just an old epoch is enough, since newer filters are nicer
$git = PublicInbox::Git->new($git_dir);
} else {
plan skip_all => "GIANT_INBOX_DIR not set for $0";
}
my @cat = qw(cat-file --buffer --batch-check --batch-all-objects);
if (require_git(2.19, 1)) {
push @cat, '--unordered';
} else {
warn "git <2.19, cat-file lacks --unordered, locality suffers\n";
}
# millions of "ok" lines are noise, just show mismatches:
sub quiet_is_deeply ($$$$$) {
my ($cur, $old, $func, $oid, $hdr) = @_;
if ((scalar(@$cur) != 2) ||
(scalar(@$old) == 2 &&
($old->[0] != $cur->[0]) ||
($old->[1] != $cur->[1]))) {
for ($cur, $old) {
$_->[2] = strftime('%Y-%m-%d %k:%M:%S', gmtime($_->[0]))
}
is_deeply($cur, $old, "$func $oid");
diag('got: ', explain($cur));
diag('exp: ', explain($old));
diag $hdr->as_string;
}
}
sub compare {
my ($bref, $oid, $type, $size) = @_;
local $SIG{__WARN__} = sub { diag "$oid: ", @_ };
my $mime = PublicInbox::MIME->new($$bref);
my $hdr = $mime->header_obj;
my @cur = msg_datestamp($hdr);
my @old = Old::msg_datestamp($hdr);
quiet_is_deeply(\@cur, \@old, 'datestamp', $oid, $hdr);
@cur = msg_timestamp($hdr);
@old = Old::msg_timestamp($hdr);
quiet_is_deeply(\@cur, \@old, 'timestamp', $oid, $hdr);
}
my $fh = $git->popen(@cat);
$git->cat_async_begin;
while (<$fh>) {
my ($oid, $type) = split / /;
next if $type ne 'blob';
$git->cat_async($oid, *compare);
}
$git->cat_async_wait;
ok(1);
done_testing;
# old date/time-related functions
package Old;
use strict;
use warnings;
sub str2date_zone ($) {
my ($date) = @_;
my $ts = Date::Parse::str2time($date);
return undef unless(defined $ts);
# off is the time zone offset in seconds from GMT
my ($ss,$mm,$hh,$day,$month,$year,$off) = Date::Parse::strptime($date);
return undef unless(defined $off);
# Compute the time zone from offset
my $sign = ($off < 0) ? '-' : '+';
my $hour = abs(int($off / 3600));
my $min = ($off / 60) % 60;
# deal with weird offsets like '-0420' properly
$min = 60 - $min if ($min && $off < 0);
my $zone = sprintf('%s%02d%02d', $sign, $hour, $min);
# "-1200" is the furthest westermost zone offset,
# but git fast-import is liberal so we use "-1400"
if ($zone >= 1400 || $zone <= -1400) {
warn "bogus TZ offset: $zone, ignoring and assuming +0000\n";
$zone = '+0000';
}
[$ts, $zone];
}
sub time_response ($) {
my ($ret) = @_;
wantarray ? @$ret : $ret->[0];
}
sub msg_received_at ($) {
my ($hdr) = @_; # Email::MIME::Header
my @recvd = $hdr->header_raw('Received');
my ($ts);
foreach my $r (@recvd) {
$r =~ /\s*([0-9]+\s+[a-zA-Z]+\s+[0-9]{2,4}\s+
[0-9]+[^0-9][0-9]+(?:[^0-9][0-9]+)
\s+([\+\-][0-9]+))/sx or next;
$ts = eval { str2date_zone($1) } and return $ts;
my $mid = $hdr->header_raw('Message-ID');
warn "no date in $mid Received: $r\n";
}
undef;
}
sub msg_date_only ($) {
my ($hdr) = @_; # Email::MIME::Header
my @date = $hdr->header_raw('Date');
my ($ts);
foreach my $d (@date) {
# Y2K problems: 3-digit years
$d =~ s!([A-Za-z]{3}) ([0-9]{3}) ([0-9]{2}:[0-9]{2}:[0-9]{2})!
my $yyyy = $2 + 1900; "$1 $yyyy $3"!e;
$ts = eval { str2date_zone($d) } and return $ts;
if ($@) {
my $mid = $hdr->header_raw('Message-ID');
warn "bad Date: $d in $mid: $@\n";
}
}
undef;
}
# Favors Received header for sorting globally
sub msg_timestamp ($) {
my ($hdr) = @_; # Email::MIME::Header
my $ret;
$ret = msg_received_at($hdr) and return time_response($ret);
$ret = msg_date_only($hdr) and return time_response($ret);
wantarray ? (time, '+0000') : time;
}
# Favors the Date: header for display and sorting within a thread
sub msg_datestamp ($) {
my ($hdr) = @_; # Email::MIME::Header
my $ret;
$ret = msg_date_only($hdr) and return time_response($ret);
$ret = msg_received_at($hdr) and return time_response($ret);
wantarray ? (time, '+0000') : time;
}
1;