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| | # Copyright (C) all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# cgit-compatible $REPO/tree/[PATH]?h=$tip redirector
package PublicInbox::RepoTree;
use v5.12;
use PublicInbox::ViewDiff qw(uri_escape_path);
use PublicInbox::WwwStatic qw(r);
use PublicInbox::Qspawn;
use PublicInbox::WwwStream qw(html_oneshot);
use PublicInbox::Hval qw(ascii_html utf8_maybe);
sub rd_404_log {
my ($bref, $ctx) = @_;
my $path = $ctx->{-q_value_html} = ascii_html($ctx->{-path});
my $tip = 'HEAD';
$tip = ascii_html($ctx->{qp}->{h}) if defined($ctx->{qp}->{h});
PublicInbox::WwwStream::html_init($ctx);
my $zfh = $ctx->{zfh};
print $zfh "<pre>\$ git log -1 $tip -- $path\n";
my $code = 200;
if ($$bref eq '') {
say $zfh "found no record of `$path' in git history in `$tip'";
$ctx->{-has_srch} and
say $zfh 'perhaps try searching mail (above)';
$code = 404;
} else {
my ($H, $h, $s_as) = split(/ /, $$bref, 3);
utf8_maybe($s_as);
my $x = uri_escape_path($ctx->{-path});
$s_as = ascii_html($s_as);
print $zfh <<EOM;
found last record of `$path' in the following commit:
<a href="$ctx->{-upfx}$H/s/?b=$x">$h</a> $s_as
EOM
}
my $res = $ctx->html_done;
$res->[0] = $code;
delete($ctx->{-wcb})->($res);
}
sub find_missing {
my ($ctx) = @_;
if ($ctx->{-path} eq '') {
my $tip = 'HEAD';
$tip = ascii_html($ctx->{qp}->{h}) if defined($ctx->{qp}->{h});
PublicInbox::WwwStream::html_init($ctx);
print { $ctx->{zfh} } "<pre>`$tip' ref not found</pre>";
my $res = $ctx->html_done;
$res->[0] = 404;
return delete($ctx->{-wcb})->($res);
}
my $cmd = ['git', "--git-dir=$ctx->{git}->{git_dir}",
qw(log --no-color -1), '--pretty=%H %h %s (%as)' ];
push @$cmd, $ctx->{qp}->{h} if defined($ctx->{qp}->{h});
push @$cmd, '--';
push @$cmd, $ctx->{-path};
my $qsp = PublicInbox::Qspawn->new($cmd, undef,
{ quiet => 1, 2 => $ctx->{lh} });
$qsp->psgi_qx($ctx->{env}, undef, \&rd_404_log, $ctx);
}
sub tree_show { # git check_async callback
my (undef, $oid, $type, $size, $ctx) = @_;
return find_missing($ctx) if $type eq 'missing';
my $res = [ $ctx->{git}, $oid, $type, $size ];
my ($bn) = ($ctx->{-path} =~ m!/?([^/]+)\z!);
if ($type eq 'blob') {
my $obj = ascii_html($ctx->{-obj});
$ctx->{-q_value_html} = 'dfn:'.ascii_html($ctx->{-path}) .
' dfpost:'.substr($oid, 0, 7);
$ctx->{-paths} = [ $bn, qq[(<a
href="$ctx->{-upfx}$oid/s/$bn">raw</a>)
\$ git show $obj\t# shows this blob on the CLI] ];
}
PublicInbox::ViewVCS::solve_result($res, $ctx);
}
sub srv_tree {
my ($ctx, $path) = @_;
return if index($path, '//') >= 0 || index($path, '/') == 0;
my $tip = $ctx->{qp}->{h} // 'HEAD';
$ctx->{-upfx} = '../' x (($path =~ tr!/!/!) + 1);
$path =~ s!/\z!!;
my $obj = $ctx->{-obj} = "$tip:$path";
$ctx->{-path} = $path;
# "\n" breaks with `git cat-file --batch-check', and there's no
# legitimate use of "\n" in filenames anyways.
return if index($obj, "\n") >= 0;
sub {
$ctx->{-wcb} = $_[0]; # HTTP::{Chunked,Identity}
PublicInbox::ViewVCS::do_check_async($ctx, \&tree_show, $obj);
};
}
1;
|