/usr/share/perl5/Mojo/Date.pm is in libmojolicious-perl 4.63+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | package Mojo::Date;
use Mojo::Base -base;
use overload bool => sub {1}, '""' => sub { shift->to_string }, fallback => 1;
use Time::Local 'timegm';
has 'epoch';
my @DAYS = qw(Sun Mon Tue Wed Thu Fri Sat);
my @MONTHS = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
my %MONTHS;
@MONTHS{@MONTHS} = (0 .. 11);
sub new { shift->SUPER::new->parse(@_) }
sub parse {
my ($self, $date) = @_;
# Invalid
return $self unless defined $date;
# epoch (784111777)
return $self->epoch($date) if $date =~ /^\d+$/;
# RFC 822/1123 (Sun, 06 Nov 1994 08:49:37 GMT)
my ($day, $month, $year, $h, $m, $s);
if ($date =~ /^\w+\,\s+(\d+)\s+(\w+)\s+(\d+)\s+(\d+):(\d+):(\d+)\s+GMT$/) {
($day, $month, $year, $h, $m, $s) = ($1, $MONTHS{$2}, $3, $4, $5, $6);
}
# RFC 850/1036 (Sunday, 06-Nov-94 08:49:37 GMT)
elsif ($date =~ /^\w+\,\s+(\d+)-(\w+)-(\d+)\s+(\d+):(\d+):(\d+)\s+GMT$/) {
($day, $month, $year, $h, $m, $s) = ($1, $MONTHS{$2}, $3, $4, $5, $6);
}
# ANSI C asctime() (Sun Nov 6 08:49:37 1994)
elsif ($date =~ /^\w+\s+(\w+)\s+(\d+)\s+(\d+):(\d+):(\d+)\s+(\d+)$/) {
($month, $day, $h, $m, $s, $year) = ($MONTHS{$1}, $2, $3, $4, $5, $6);
}
# Invalid
else { return $self }
# Prevent crash
my $epoch = eval { timegm($s, $m, $h, $day, $month, $year) };
return defined $epoch && $epoch >= 0 ? $self->epoch($epoch) : $self;
}
sub to_string {
my $self = shift;
# RFC 2616 (Sun, 06 Nov 1994 08:49:37 GMT)
my ($s, $m, $h, $mday, $month, $year, $wday) = gmtime($self->epoch // time);
return sprintf '%s, %02d %s %04d %02d:%02d:%02d GMT', $DAYS[$wday], $mday,
$MONTHS[$month], $year + 1900, $h, $m, $s;
}
1;
=encoding utf8
=head1 NAME
Mojo::Date - HTTP date
=head1 SYNOPSIS
use Mojo::Date;
# Parse
my $date = Mojo::Date->new('Sun, 06 Nov 1994 08:49:37 GMT');
say $date->epoch;
# Build
my $date = Mojo::Date->new(time);
say "$date";
=head1 DESCRIPTION
L<Mojo::Date> implements HTTP date and time functions as described in RFC
2616.
Sun, 06 Nov 1994 08:49:37 GMT ; RFC 822, updated by RFC 1123
Sunday, 06-Nov-94 08:49:37 GMT ; RFC 850, obsoleted by RFC 1036
Sun Nov 6 08:49:37 1994 ; ANSI C's asctime() format
=head1 ATTRIBUTES
L<Mojo::Date> implements the following attributes.
=head2 epoch
my $epoch = $date->epoch;
$date = $date->epoch(784111777);
Epoch seconds.
=head1 METHODS
L<Mojo::Date> inherits all methods from L<Mojo::Base> and implements the
following new ones.
=head2 new
my $date = Mojo::Date->new;
my $date = Mojo::Date->new('Sun Nov 6 08:49:37 1994');
Construct a new L<Mojo::Date> object and L</"parse"> date if necessary.
=head2 parse
$date = $date->parse('Sun Nov 6 08:49:37 1994');
Parse date.
# Epoch
say Mojo::Date->new('784111777')->epoch;
# RFC 822/1123
say Mojo::Date->new('Sun, 06 Nov 1994 08:49:37 GMT')->epoch;
# RFC 850/1036
say Mojo::Date->new('Sunday, 06-Nov-94 08:49:37 GMT')->epoch;
# Ansi C asctime()
say Mojo::Date->new('Sun Nov 6 08:49:37 1994')->epoch;
=head2 to_string
my $str = $date->to_string;
my $str = "$date";
Render date suitable for HTTP messages.
=head1 SEE ALSO
L<Mojolicious>, L<Mojolicious::Guides>, L<http://mojolicio.us>.
=cut
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