-sub response {
- my ($class, $ctx, $code, $cb) = @_;
- [ $code, [ 'Content-Type', 'text/html; charset=UTF-8' ],
- $class->new($ctx, $cb) ]
+sub async_eml { # for async_blob_cb
+ my ($ctx, $eml) = @_;
+ $ctx->write($ctx->{cb}->($ctx, $eml));
+}
+
+sub html_repo_top ($) {
+ my ($ctx) = @_;
+ my $git = $ctx->{git};
+ my $desc = ascii_html($git->description);
+ my $title = delete($ctx->{-title_html}) // $desc;
+ my $upfx = $ctx->{-upfx} // '';
+ my $atom = $ctx->{-atom} // (substr($upfx, -1) eq '/' ?
+ "${upfx}atom/" : "$upfx/atom/");
+ my $top = ascii_html($git->{nick});
+ $top = qq(<a\nhref="$upfx">$top</a>) if length($upfx);
+ $top .= <<EOM;
+ <a href='$upfx#readme'>about</a> / <a
+href='$upfx#heads'>heads</a> / <a
+href='$upfx#tags'>tags</a>
+<b>$desc</b>
+EOM
+ my @url = PublicInbox::ViewVCS::ibx_url_for($ctx);
+ if (@url) {
+ $ctx->{-has_srch} = 1;
+ my $base_url = base_url($ctx);
+ my ($pfx, $sfx) = ($base_url =~ m!\A(https?://[^/]+/)(.*)\z!i);
+ my $iupfx = '../' x (($sfx =~ tr!/!/!) + 1);
+ $pfx = ascii_html($pfx);
+ $pfx = qr/\A\Q$pfx\E/i;
+ my $tmp = $top;
+ $top = '';
+ my ($s, $u, $same_host);
+ my $q_val = delete($ctx->{-q_value_html}) // '';
+ $q_val = qq(\nvalue="$q_val") if $q_val ne '';
+ for (@url) {
+ $u = $s = ascii_html($_);
+ substr($u, 0, 0, $iupfx) if $u !~ m!://!;
+ $s =~ s!$pfx!!;
+ $s =~ s!/\z!!;
+ $top .= qq{<form\naction="$u"><pre>$tmp} .
+ qq{<input\nname=q type=text$q_val />} .
+ qq{<input type=submit\n} .
+ qq{value="search mail in `$s'"/>} .
+ q{</pre></form>};
+ $tmp = '';
+ }
+ } else {
+ $top = "<pre>$top</pre>";
+ }
+ "<html><head><title>$title</title>" .
+ qq(<link\nrel=alternate\ntitle="Atom feed"\n).
+ qq(href="$atom"\ntype="application/atom+xml"/>) .
+ $ctx->{www}->style($upfx) .
+ '</head><body>'.$top;