-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# HTML body stream for which yields getline+close methods
# more common "push" model)
package PublicInbox::WwwStream;
use strict;
-use warnings;
+use parent qw(Exporter PublicInbox::GzipFilter);
+our @EXPORT_OK = qw(html_oneshot);
+use bytes (); # length
use PublicInbox::Hval qw(ascii_html prurl);
our $TOR_URL = 'https://www.torproject.org/';
our $CODE_URL = 'https://public-inbox.org/public-inbox.git';
# noop for HTTP.pm (and any other PSGI servers)
sub close {}
-sub new {
- my ($class, $ctx, $cb) = @_;
-
+sub base_url ($) {
+ my $ctx = shift;
my $base_url = $ctx->{-inbox}->base_url($ctx->{env});
chop $base_url; # no trailing slash for clone
- bless {
- nr => 0,
- cb => $cb || \&close,
- ctx => $ctx,
- base_url => $base_url,
- }, $class;
+ $base_url;
+}
+
+sub init {
+ my ($ctx, $cb) = @_;
+ $ctx->{cb} = $cb;
+ $ctx->{base_url} = base_url($ctx);
+ bless $ctx, __PACKAGE__;
}
sub response {
- my ($class, $ctx, $code, $cb) = @_;
- [ $code, [ 'Content-Type', 'text/html; charset=UTF-8' ],
- $class->new($ctx, $cb) ]
+ my ($ctx, $code, $cb) = @_;
+ my $res_hdr = [ 'Content-Type' => 'text/html; charset=UTF-8' ];
+ init($ctx, $cb);
+ $ctx->{gz} = PublicInbox::GzipFilter::gz_or_noop($res_hdr, $ctx->{env});
+ [ $code, $res_hdr, $ctx ]
}
-sub _html_top ($) {
- my ($self) = @_;
- my $ctx = $self->{ctx};
+sub html_top ($) {
+ my ($ctx) = @_;
my $ibx = $ctx->{-inbox};
my $desc = ascii_html($ibx->description);
my $title = delete($ctx->{-title_html}) // $desc;
}
sub _html_end {
- my ($self) = @_;
+ my ($ctx) = @_;
my $urls = 'Archives are clonable:';
- my $ctx = $self->{ctx};
my $ibx = $ctx->{-inbox};
my $desc = ascii_html($ibx->description);
my @urls;
- my $http = $self->{base_url};
+ my $http = $ctx->{base_url};
my $max = $ibx->max_git_epoch;
my $dir = (split(m!/!, $http))[-1];
my %seen = ($http => 1);
# callback for HTTP.pm (and any other PSGI servers)
sub getline {
- my ($self) = @_;
- my $nr = $self->{nr}++;
-
- return _html_top($self) if $nr == 0;
-
- if (my $middle = $self->{cb}) {
- $middle = $middle->($nr, $self->{ctx}) and return $middle;
+ my ($ctx) = @_;
+ my $cb = $ctx->{cb} or return;
+ if (defined(my $buf = $cb->($ctx))) {
+ return $ctx->translate($buf);
}
+ delete $ctx->{cb};
+ $ctx->zflush(_html_end($ctx));
+}
- delete $self->{cb} ? _html_end($self) : undef;
+sub html_oneshot ($$;$) {
+ my ($ctx, $code, $sref) = @_;
+ $ctx->{base_url} = base_url($ctx);
+ bless $ctx, __PACKAGE__;
+ my @bdy;
+ my $res_hdr = [ 'Content-Type' => 'text/html; charset=UTF-8',
+ 'Content-Length' => undef ];
+ $ctx->{gz} = PublicInbox::GzipFilter::gz_or_noop($res_hdr, $ctx->{env});
+ $ctx->zmore(html_top($ctx));
+ $ctx->zmore($$sref) if $sref;
+ $bdy[0] = $ctx->zflush(_html_end($ctx));
+ $res_hdr->[3] = bytes::length($bdy[0]);
+ [ $code, $res_hdr, \@bdy ]
}
1;