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
|
use strict;
use warnings FATAL => 'all';
# manually handle 'If-Modified-Since' requests
use APR::Date ();
use Apache2::Util ();
use Apache2::RequestRec ();
use constant FMT => '%a, %d %b %Y %H:%M:%S %Z';
use constant GMT => 1;
use Apache2::Const -compile => qw(HTTP_NOT_MODIFIED);
my $last_modified = "Sun, 29 Oct 2000 15:43:29 GMT";
my $r = shift;
my $if_modified_since = $r->headers_in->{'If-Modified-Since'};
my $status = 200;
my $body = '<html><head></head><body>Test</body></html>';
#APR::Date::parse_http may fail
my $if_modified_since_secs =
($if_modified_since && APR::Date::parse_http($if_modified_since)) || 0;
my $last_modified_secs = APR::Date::parse_http($last_modified);
#warn "If-Modified-Since $if_modified_since\n";
#warn "last_modified_secs $last_modified_secs\n";
#warn "if_modified_since_secs $if_modified_since_secs\n\n";
if ($last_modified_secs < $if_modified_since_secs) {
$status = Apache2::Const::HTTP_NOT_MODIFIED;
$body = '';
}
my $date = Apache2::Util::ht_time($r->pool, $r->request_time, FMT, GMT);
print <<HEADERS;
Status: $status
Date: $date
Server: Apache/2.0.47
Connection: close
Last-Modified: $last_modified
Content-Type: text/html; charset=iso-8859-1
HEADERS
print $body if length $body;
|
