use bytes (); # length
use PublicInbox::Hval qw(ascii_html prurl);
use Compress::Raw::Zlib qw(Z_FINISH Z_OK);
-use PublicInbox::GzipFilter qw(gzip_maybe);
+use PublicInbox::GzipFilter qw(gzip_maybe gzf_maybe);
our $TOR_URL = 'https://www.torproject.org/';
our $CODE_URL = 'https://public-inbox.org/public-inbox.git';
sub response {
my ($class, $ctx, $code, $cb) = @_;
- [ $code, [ 'Content-Type', 'text/html; charset=UTF-8' ],
- $class->new($ctx, $cb) ]
+ my $h = [ 'Content-Type', 'text/html; charset=UTF-8' ];
+ my $self = $class->new($ctx, $cb);
+ $self->{gzf} = gzf_maybe($h, $ctx->{env});
+ [ $code, $h, $self ]
}
sub _html_top ($) {
my ($self) = @_;
my $nr = $self->{nr}++;
- return _html_top($self) if $nr == 0;
+ my $buf = do {
+ if ($nr == 0) {
+ _html_top($self);
+ } elsif (my $middle = $self->{cb}) {
+ $middle->($nr, $self->{ctx});
+ }
+ } // (delete($self->{cb}) ? _html_end($self) : undef);
- if (my $middle = $self->{cb}) {
- $middle = $middle->($nr, $self->{ctx}) and return $middle;
- }
+ # gzf may be GzipFilter, `undef' or `0'
+ my $gzf = $self->{gzf} or return $buf;
- delete $self->{cb} ? _html_end($self) : undef;
+ return $gzf->translate($buf) if defined $buf;
+ $self->{gzf} = 0; # next call to ->getline returns $buf (== undef)
+ $gzf->translate(undef);
}
sub html_oneshot ($$;$) {
base_url => base_url($ctx),
}, __PACKAGE__;
my @x;
- my @h = ('Content-Type' => 'text/html; charset=UTF-8');
- if (my $gz = gzip_maybe($ctx->{env})) {
+ my $h = [ 'Content-Type' => 'text/html; charset=UTF-8' ];
+ if (my $gz = gzip_maybe($h, $ctx->{env})) {
my $err = $gz->deflate(_html_top($self), $x[0]);
die "gzip->deflate: $err" if $err != Z_OK;
if ($sref) {
die "gzip->deflate: $err" if $err != Z_OK;
$err = $gz->flush($x[0], Z_FINISH);
die "gzip->flush: $err" if $err != Z_OK;
- push @h, qw(Vary Accept-Encoding Content-Encoding gzip);
} else {
@x = (_html_top($self), $sref ? $$sref : (), _html_end($self));
}
my $len = 0;
$len += bytes::length($_) for @x;
- push @h, 'Content-Length', $len;
- [ $code, \@h, \@x ]
+ push @$h, 'Content-Length', $len;
+ [ $code, $h, \@x ]
}
1;