#our $projectroot = "/pub/scm";
our $projectroot = "++GITWEB_PROJECTROOT++";
-# location for temporary files needed for diffs
-our $git_temp = "/tmp/gitweb";
-
# target of the home link on top of all pages
our $home_link = $my_uri || "/";
# You define site-wide feature defaults here; override them with
# $GITWEB_CONFIG as necessary.
our %feature = (
- # feature => {'sub' => feature-sub, 'override' => allow-override, 'default' => [ default options...]
- # if feature is overridable, feature-sub will be called with default options;
- # return value indicates if to enable specified feature
+ # feature => {
+ # 'sub' => feature-sub (subroutine),
+ # 'override' => allow-override (boolean),
+ # 'default' => [ default options...] (array reference)}
+ #
+ # if feature is overridable (it means that allow-override has true value,
+ # then feature-sub will be called with default options as parameters;
+ # return value of feature-sub indicates if to enable specified feature
+ #
+ # use gitweb_check_feature(<feature>) to check if <feature> is enabled
'blame' => {
'sub' => \&feature_blame,
}
# To enable system wide have in $GITWEB_CONFIG
-# $feature{'blame'}{'default'} = [1];
-# To have project specific config enable override in $GITWEB_CONFIG
-# $feature{'blame'}{'override'} = 1;
+# $feature{'blame'}{'default'} = [1];
+# To have project specific config enable override in $GITWEB_CONFIG
+# $feature{'blame'}{'override'} = 1;
# and in project config gitweb.blame = 0|1;
sub feature_blame {
}
# To disable system wide have in $GITWEB_CONFIG
-# $feature{'snapshot'}{'default'} = [undef];
-# To have project specific config enable override in $GITWEB_CONFIG
-# $feature{'blame'}{'override'} = 1;
+# $feature{'snapshot'}{'default'} = [undef];
+# To have project specific config enable override in $GITWEB_CONFIG
+# $feature{'blame'}{'override'} = 1;
# and in project config gitweb.snapshot = none|gzip|bzip2
sub feature_snapshot {
our $git_version = qx($GIT --version) =~ m/git version (.*)$/ ? $1 : "unknown";
$projects_list ||= $projectroot;
-if (! -d $git_temp) {
- mkdir($git_temp, 0700) || die_error(undef, "Couldn't mkdir $git_temp");
-}
# ======================================================================
# input validation and dispatch
# convert file mode in octal to file type string
sub file_type {
- my $mode = oct shift;
+ my $mode = shift;
+
+ if ($mode !~ m/^[0-7]+$/) {
+ return $mode;
+ } else {
+ $mode = oct $mode;
+ }
if (S_ISDIR($mode & S_IFMT)) {
return "directory";
return $3;
}
+# converts symbolic name to hash
+sub git_to_hash {
+ my @params = @_;
+ return undef unless @params;
+
+ open my $fd, "-|", $GIT, "rev-parse", @params
+ or return undef;
+ my @hashes = map { chomp; $_ } <$fd>;
+ close $fd;
+
+ if (wantarray) {
+ return @hashes;
+ } elsif (scalar(@hashes) == 1) {
+ # single hash
+ return $hashes[0];
+ } else {
+ return \@hashes;
+ }
+}
+
## ......................................................................
## git utility functions, directly accessing git repository
"blob") .
" | " .
$cgi->a({-href => href(action=>"history", hash_base=>$parent,
- file_name=>$diff{'file'})},\
+ file_name=>$diff{'file'})},
"history") .
"</td>\n";
print "<div class=\"patchset\">\n";
LINE:
- while (my $patch_line @$fd>) {
+ while (my $patch_line = <$fd>) {
chomp $patch_line;
if ($patch_line =~ m/^diff /) { # "git diff" header
"</div>\n"; # class="diff_info"
} elsif ($diffinfo->{'status'} eq "R" || # renamed
- $diffinfo->{'status'} eq "C") { # copied
+ $diffinfo->{'status'} eq "C" || # copied
+ $diffinfo->{'status'} eq "2") { # with two filenames (from git_blobdiff)
print "<div class=\"diff_info\">" .
file_type($diffinfo->{'from_mode'}) . ":" .
$cgi->a({-href => href(action=>"blob", hash_base=>$hash_parent,
print "</table>\n";
}
-## ----------------------------------------------------------------------
-## functions printing large fragments, format as one of arguments
-
-sub git_diff_print {
- my $from = shift;
- my $from_name = shift;
- my $to = shift;
- my $to_name = shift;
- my $format = shift || "html";
-
- my $from_tmp = "/dev/null";
- my $to_tmp = "/dev/null";
- my $pid = $$;
-
- # create tmp from-file
- if (defined $from) {
- $from_tmp = "$git_temp/gitweb_" . $$ . "_from";
- open my $fd2, "> $from_tmp";
- open my $fd, "-|", $GIT, "cat-file", "blob", $from;
- my @file = <$fd>;
- print $fd2 @file;
- close $fd2;
- close $fd;
- }
-
- # create tmp to-file
- if (defined $to) {
- $to_tmp = "$git_temp/gitweb_" . $$ . "_to";
- open my $fd2, "> $to_tmp";
- open my $fd, "-|", $GIT, "cat-file", "blob", $to;
- my @file = <$fd>;
- print $fd2 @file;
- close $fd2;
- close $fd;
- }
-
- open my $fd, "-|", "/usr/bin/diff -u -p -L \'$from_name\' -L \'$to_name\' $from_tmp $to_tmp";
- if ($format eq "plain") {
- undef $/;
- print <$fd>;
- $/ = "\n";
- } else {
- while (my $line = <$fd>) {
- chomp $line;
- my $char = substr($line, 0, 1);
- my $diff_class = "";
- if ($char eq '+') {
- $diff_class = " add";
- } elsif ($char eq "-") {
- $diff_class = " rem";
- } elsif ($char eq "@") {
- $diff_class = " chunk_header";
- } elsif ($char eq "\\") {
- # skip errors
- next;
- }
- $line = untabify($line);
- print "<div class=\"diff$diff_class\">" . esc_html($line) . "</div>\n";
- }
- }
- close $fd;
-
- if (defined $from) {
- unlink($from_tmp);
- }
- if (defined $to) {
- unlink($to_tmp);
- }
-}
-
-
## ======================================================================
## ======================================================================
## actions
chomp $line;
$line_class_num = ($line_class_num + 1) % $line_class_len;
- if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) \+\d\d\d\d\t(\d+)\)(.*)$/) {
+ if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) [+-]\d\d\d\d\t(\d+)\)(.*)$/) {
$long_rev = $1;
$author = $2;
$time = $3;
}
sub git_blob_plain {
+ # blobs defined by non-textual hash id's can be cached
+ my $expires;
+ if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
+ $expires = "+1d";
+ }
+
if (!defined $hash) {
if (defined $file_name) {
my $base = $hash_base || git_get_head_hash($project);
$save_as .= '.txt';
}
- print $cgi->header(-type => "$type",
- -content_disposition => "inline; filename=\"$save_as\"");
+ print $cgi->header(
+ -type => "$type",
+ -expires=>$expires,
+ -content_disposition => "inline; filename=\"$save_as\"");
undef $/;
binmode STDOUT, ':raw';
print <$fd>;
}
sub git_blob {
+ # blobs defined by non-textual hash id's can be cached
+ my $expires;
+ if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
+ $expires = "+1d";
+ }
+
if (!defined $hash) {
if (defined $file_name) {
my $base = $hash_base || git_get_head_hash($project);
close $fd;
return git_blob_plain($mimetype);
}
- git_header_html();
+ git_header_html(undef, $expires);
my $formats_nav = '';
if (defined $hash_base && (my %co = parse_commit($hash_base))) {
if (defined $file_name) {
}
sub git_blobdiff {
- mkdir($git_temp, 0700);
- git_header_html();
- if (defined $hash_base && (my %co = parse_commit($hash_base))) {
+ my $format = shift || 'html';
+
+ my $fd;
+ my @difftree;
+ my %diffinfo;
+ my $expires;
+
+ # preparing $fd and %diffinfo for git_patchset_body
+ # new style URI
+ if (defined $hash_base && defined $hash_parent_base) {
+ if (defined $file_name) {
+ # read raw output
+ open $fd, "-|", $GIT, "diff-tree", '-r', '-M', '-C', $hash_parent_base, $hash_base,
+ "--", $file_name
+ or die_error(undef, "Open git-diff-tree failed");
+ @difftree = map { chomp; $_ } <$fd>;
+ close $fd
+ or die_error(undef, "Reading git-diff-tree failed");
+ @difftree
+ or die_error('404 Not Found', "Blob diff not found");
+
+ } elsif (defined $hash) { # try to find filename from $hash
+ if ($hash !~ /[0-9a-fA-F]{40}/) {
+ $hash = git_to_hash($hash);
+ }
+
+ # read filtered raw output
+ open $fd, "-|", $GIT, "diff-tree", '-r', '-M', '-C', $hash_parent_base, $hash_base
+ or die_error(undef, "Open git-diff-tree failed");
+ @difftree =
+ # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
+ # $hash == to_id
+ grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
+ map { chomp; $_ } <$fd>;
+ close $fd
+ or die_error(undef, "Reading git-diff-tree failed");
+ @difftree
+ or die_error('404 Not Found', "Blob diff not found");
+
+ } else {
+ die_error('404 Not Found', "Missing one of the blob diff parameters");
+ }
+
+ if (@difftree > 1) {
+ die_error('404 Not Found', "Ambiguous blob diff specification");
+ }
+
+ %diffinfo = parse_difftree_raw_line($difftree[0]);
+ $file_parent ||= $diffinfo{'from_file'} || $file_name || $diffinfo{'file'};
+ $file_name ||= $diffinfo{'to_file'} || $diffinfo{'file'};
+
+ $hash_parent ||= $diffinfo{'from_id'};
+ $hash ||= $diffinfo{'to_id'};
+
+ # non-textual hash id's can be cached
+ if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
+ $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
+ $expires = '+1d';
+ }
+
+ # open patch output
+ open $fd, "-|", $GIT, "diff-tree", '-r', '-p', '-M', '-C', $hash_parent_base, $hash_base,
+ "--", $file_name
+ or die_error(undef, "Open git-diff-tree failed");
+ }
+
+ # old/legacy style URI
+ if (!%diffinfo && # if new style URI failed
+ defined $hash && defined $hash_parent) {
+ # fake git-diff-tree raw output
+ $diffinfo{'from_mode'} = $diffinfo{'to_mode'} = "blob";
+ $diffinfo{'from_id'} = $hash_parent;
+ $diffinfo{'to_id'} = $hash;
+ if (defined $file_name) {
+ if (defined $file_parent) {
+ $diffinfo{'status'} = '2';
+ $diffinfo{'from_file'} = $file_parent;
+ $diffinfo{'to_file'} = $file_name;
+ } else { # assume not renamed
+ $diffinfo{'status'} = '1';
+ $diffinfo{'from_file'} = $file_name;
+ $diffinfo{'to_file'} = $file_name;
+ }
+ } else { # no filename given
+ $diffinfo{'status'} = '2';
+ $diffinfo{'from_file'} = $hash_parent;
+ $diffinfo{'to_file'} = $hash;
+ }
+
+ # non-textual hash id's can be cached
+ if ($hash =~ m/^[0-9a-fA-F]{40}$/ &&
+ $hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
+ $expires = '+1d';
+ }
+
+ # open patch output
+ open $fd, "-|", $GIT, "diff", '-p', $hash_parent, $hash
+ or die_error(undef, "Open git-diff failed");
+ } else {
+ die_error('404 Not Found', "Missing one of the blob diff parameters")
+ unless %diffinfo;
+ }
+
+ # header
+ if ($format eq 'html') {
my $formats_nav =
$cgi->a({-href => href(action=>"blobdiff_plain",
hash=>$hash, hash_parent=>$hash_parent,
hash_base=>$hash_base, hash_parent_base=>$hash_parent_base,
file_name=>$file_name, file_parent=>$file_parent)},
"plain");
- git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
- git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
+ git_header_html(undef, $expires);
+ if (defined $hash_base && (my %co = parse_commit($hash_base))) {
+ git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
+ git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
+ } else {
+ print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
+ print "<div class=\"title\">$hash vs $hash_parent</div>\n";
+ }
+ if (defined $file_name) {
+ git_print_page_path($file_name, "blob", $hash_base);
+ } else {
+ print "<div class=\"page_path\"></div>\n";
+ }
+
+ } elsif ($format eq 'plain') {
+ print $cgi->header(
+ -type => 'text/plain',
+ -charset => 'utf-8',
+ -expires => $expires,
+ -content_disposition => qq(inline; filename="${file_name}.patch"));
+
+ print "X-Git-Url: " . $cgi->self_url() . "\n\n";
+
} else {
- print <<HTML;
-<div class="page_nav"><br/><br/></div>
-<div class="title">$hash vs $hash_parent</div>
-HTML
+ die_error(undef, "Unknown blobdiff format");
+ }
+
+ # patch
+ if ($format eq 'html') {
+ print "<div class=\"page_body\">\n";
+
+ git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
+ close $fd;
+
+ print "</div>\n"; # class="page_body"
+ git_footer_html();
+
+ } else {
+ while (my $line = <$fd>) {
+ $line =~ s!a/($hash|$hash_parent)!a/$diffinfo{'from_file'}!g;
+ $line =~ s!b/($hash|$hash_parent)!b/$diffinfo{'to_file'}!g;
+
+ print $line;
+
+ last if $line =~ m!^\+\+\+!;
+ }
+ local $/ = undef;
+ print <$fd>;
+ close $fd;
}
- git_print_page_path($file_name, "blob", $hash_base);
- print "<div class=\"page_body\">\n" .
- "<div class=\"diff_info\">blob:" .
- $cgi->a({-href => href(action=>"blob", hash=>$hash_parent,
- hash_base=>$hash_parent_base, file_name=>($file_parent || $file_name))},
- $hash_parent) .
- " -> blob:" .
- $cgi->a({-href => href(action=>"blob", hash=>$hash,
- hash_base=>$hash_base, file_name=>$file_name)},
- $hash) .
- "</div>\n";
- git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash);
- print "</div>"; # page_body
- git_footer_html();
}
sub git_blobdiff_plain {
- mkdir($git_temp, 0700);
- print $cgi->header(-type => "text/plain", -charset => 'utf-8');
- git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash, "plain");
+ git_blobdiff('plain');
}
sub git_commitdiff {