# (only effective if this variable evaluates to true)
our $export_ok = "++GITWEB_EXPORT_OK++";
+# don't generate age column on the projects list page
+our $omit_age_column = 0;
+
+# don't generate information about owners of repositories
+our $omit_owner=0;
+
# show repository only if this subroutine returns true
# when given the path to the project, for example:
# sub { return -e "$_[0]/git-daemon-export-ok"; }
}
# process patch (diff) line (not to be used for diff headers),
-# returning HTML-formatted (but not wrapped) line
+# returning HTML-formatted (but not wrapped) line.
+# If the line is passed as a reference, it is treated as HTML and not
+# esc_html()'ed.
sub format_diff_line {
my ($line, $diff_class, $from, $to) = @_;
- chomp $line;
- $line = untabify($line);
-
- if ($from && $to && $line =~ m/^\@{2} /) {
- $line = format_unidiff_chunk_header($line, $from, $to);
- } elsif ($from && $to && $line =~ m/^\@{3}/) {
- $line = format_cc_diff_chunk_header($line, $from, $to);
+ if (ref($line)) {
+ $line = $$line;
} else {
- $line = esc_html($line, -nbsp=>1);
+ chomp $line;
+ $line = untabify($line);
+
+ if ($from && $to && $line =~ m/^\@{2} /) {
+ $line = format_unidiff_chunk_header($line, $from, $to);
+ } elsif ($from && $to && $line =~ m/^\@{3}/) {
+ $line = format_cc_diff_chunk_header($line, $from, $to);
+ } else {
+ $line = esc_html($line, -nbsp=>1);
+ }
}
my $diff_classes = "diff";
}
if (check_export_ok("$projectroot/$path")) {
my $pr = {
- path => $path,
- owner => to_utf8($owner),
+ path => $path
};
+ if ($owner) {
+ $pr->{'owner'} = to_utf8($owner);
+ }
push @list, $pr;
}
}
'-type' => "application/$type+xml"
);
+ $href_params{'extra_options'} = undef;
$href_params{'action'} = $type;
$link_attr{'-href'} = href(%href_params);
print "<link ".
}
# print log
- my $signoff = 0;
- my $empty = 0;
+ my $skip_blank_line = 0;
foreach my $line (@$log) {
- if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
- $signoff = 1;
- $empty = 0;
+ if ($line =~ m/^\s*([A-Z][-A-Za-z]*-[Bb]y|C[Cc]): /) {
if (! $opts{'-remove_signoff'}) {
print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
- next;
- } else {
- # remove signoff lines
- next;
+ $skip_blank_line = 1;
}
- } else {
- $signoff = 0;
+ next;
+ }
+
+ if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) {
+ if (! $opts{'-remove_signoff'}) {
+ print "<span class=\"signoff\">" . esc_html($1) . ": " .
+ "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" .
+ "</span><br/>\n";
+ $skip_blank_line = 1;
+ }
+ next;
}
# print only one empty line
# do not print empty line after signoff
if ($line eq "") {
- next if ($empty || $signoff);
- $empty = 1;
+ next if ($skip_blank_line);
+ $skip_blank_line = 1;
} else {
- $empty = 0;
+ $skip_blank_line = 0;
}
print format_log_line_html($line) . "<br/>\n";
if ($opts{'-final_empty_line'}) {
# end with single empty line
- print "<br/>\n" unless $empty;
+ print "<br/>\n" unless $skip_blank_line;
}
}
print @$ctx, @$rem, @$add;
}
+# Format removed and added line, mark changed part and HTML-format them.
+# Implementation is based on contrib/diff-highlight
+sub format_rem_add_lines_pair {
+ my ($rem, $add, $num_parents) = @_;
+
+ # We need to untabify lines before split()'ing them;
+ # otherwise offsets would be invalid.
+ chomp $rem;
+ chomp $add;
+ $rem = untabify($rem);
+ $add = untabify($add);
+
+ my @rem = split(//, $rem);
+ my @add = split(//, $add);
+ my ($esc_rem, $esc_add);
+ # Ignore leading +/- characters for each parent.
+ my ($prefix_len, $suffix_len) = ($num_parents, 0);
+ my ($prefix_has_nonspace, $suffix_has_nonspace);
+
+ my $shorter = (@rem < @add) ? @rem : @add;
+ while ($prefix_len < $shorter) {
+ last if ($rem[$prefix_len] ne $add[$prefix_len]);
+
+ $prefix_has_nonspace = 1 if ($rem[$prefix_len] !~ /\s/);
+ $prefix_len++;
+ }
+
+ while ($prefix_len + $suffix_len < $shorter) {
+ last if ($rem[-1 - $suffix_len] ne $add[-1 - $suffix_len]);
+
+ $suffix_has_nonspace = 1 if ($rem[-1 - $suffix_len] !~ /\s/);
+ $suffix_len++;
+ }
+
+ # Mark lines that are different from each other, but have some common
+ # part that isn't whitespace. If lines are completely different, don't
+ # mark them because that would make output unreadable, especially if
+ # diff consists of multiple lines.
+ if ($prefix_has_nonspace || $suffix_has_nonspace) {
+ $esc_rem = esc_html_hl_regions($rem, 'marked',
+ [$prefix_len, @rem - $suffix_len], -nbsp=>1);
+ $esc_add = esc_html_hl_regions($add, 'marked',
+ [$prefix_len, @add - $suffix_len], -nbsp=>1);
+ } else {
+ $esc_rem = esc_html($rem, -nbsp=>1);
+ $esc_add = esc_html($add, -nbsp=>1);
+ }
+
+ return format_diff_line(\$esc_rem, 'rem'),
+ format_diff_line(\$esc_add, 'add');
+}
+
+# HTML-format diff context, removed and added lines.
+sub format_ctx_rem_add_lines {
+ my ($ctx, $rem, $add, $num_parents) = @_;
+ my (@new_ctx, @new_rem, @new_add);
+ my $can_highlight = 0;
+ my $is_combined = ($num_parents > 1);
+
+ # Highlight if every removed line has a corresponding added line.
+ if (@$add > 0 && @$add == @$rem) {
+ $can_highlight = 1;
+
+ # Highlight lines in combined diff only if the chunk contains
+ # diff between the same version, e.g.
+ #
+ # - a
+ # - b
+ # + c
+ # + d
+ #
+ # Otherwise the highlightling would be confusing.
+ if ($is_combined) {
+ for (my $i = 0; $i < @$add; $i++) {
+ my $prefix_rem = substr($rem->[$i], 0, $num_parents);
+ my $prefix_add = substr($add->[$i], 0, $num_parents);
+
+ $prefix_rem =~ s/-/+/g;
+
+ if ($prefix_rem ne $prefix_add) {
+ $can_highlight = 0;
+ last;
+ }
+ }
+ }
+ }
+
+ if ($can_highlight) {
+ for (my $i = 0; $i < @$add; $i++) {
+ my ($line_rem, $line_add) = format_rem_add_lines_pair(
+ $rem->[$i], $add->[$i], $num_parents);
+ push @new_rem, $line_rem;
+ push @new_add, $line_add;
+ }
+ } else {
+ @new_rem = map { format_diff_line($_, 'rem') } @$rem;
+ @new_add = map { format_diff_line($_, 'add') } @$add;
+ }
+
+ @new_ctx = map { format_diff_line($_, 'ctx') } @$ctx;
+
+ return (\@new_ctx, \@new_rem, \@new_add);
+}
+
# Print context lines and then rem/add lines.
sub print_diff_lines {
- my ($ctx, $rem, $add, $diff_style, $is_combined) = @_;
+ my ($ctx, $rem, $add, $diff_style, $num_parents) = @_;
+ my $is_combined = $num_parents > 1;
+
+ ($ctx, $rem, $add) = format_ctx_rem_add_lines($ctx, $rem, $add,
+ $num_parents);
if ($diff_style eq 'sidebyside' && !$is_combined) {
print_sidebyside_diff_lines($ctx, $rem, $add);
}
sub print_diff_chunk {
- my ($diff_style, $is_combined, $from, $to, @chunk) = @_;
+ my ($diff_style, $num_parents, $from, $to, @chunk) = @_;
my (@ctx, @rem, @add);
# The class of the previous line.
foreach my $line_info (@chunk) {
my ($class, $line) = @$line_info;
- $line = format_diff_line($line, $class, $from, $to);
-
# print chunk headers
if ($class && $class eq 'chunk_header') {
- print $line;
+ print format_diff_line($line, $class, $from, $to);
next;
}
if (!$class || ((@rem || @add) && $class eq 'ctx') ||
(@rem && @add && $class ne $prev_class)) {
print_diff_lines(\@ctx, \@rem, \@add,
- $diff_style, $is_combined);
+ $diff_style, $num_parents);
@ctx = @rem = @add = ();
}
my $class = diff_line_class($patch_line, \%from, \%to);
if ($class eq 'chunk_header') {
- print_diff_chunk($diff_style, $is_combined, \%from, \%to, @chunk);
+ print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
@chunk = ();
}
} continue {
if (@chunk) {
- print_diff_chunk($diff_style, $is_combined, \%from, \%to, @chunk);
+ print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
@chunk = ();
}
print "</div>\n"; # class="patch"
? esc_html_match_hl_chopped($pr->{'descr_long'},
$pr->{'descr'}, $search_regexp)
: esc_html($pr->{'descr'})) .
- "</td>\n" .
- "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
- print "<td class=\"". age_class($pr->{'age'}) . "\">" .
- (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
- "<td class=\"link\">" .
+ "</td>\n";
+ unless ($omit_owner) {
+ print "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
+ }
+ unless ($omit_age_column) {
+ print "<td class=\"". age_class($pr->{'age'}) . "\">" .
+ (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n";
+ }
+ print"<td class=\"link\">" .
$cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
$cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
$cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
'tagfilter' => $tagfilter)
if ($tagfilter || $search_regexp);
# fill the rest
- @projects = fill_project_list_info(\@projects);
+ my @all_fields = ('descr', 'descr_long', 'ctags', 'category');
+ push @all_fields, ('age', 'age_string') unless($omit_age_column);
+ push @all_fields, 'owner' unless($omit_owner);
+ @projects = fill_project_list_info(\@projects, @all_fields);
$order ||= $default_projects_order;
$from = 0 unless defined $from;
}
print_sort_th('project', $order, 'Project');
print_sort_th('descr', $order, 'Description');
- print_sort_th('owner', $order, 'Owner');
- print_sort_th('age', $order, 'Last Change');
+ print_sort_th('owner', $order, 'Owner') unless $omit_owner;
+ print_sort_th('age', $order, 'Last Change') unless $omit_age_column;
print "<th></th>\n" . # for links
"</tr>\n";
}
print "<div class=\"title\"> </div>\n";
print "<table class=\"projects_list\">\n" .
- "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
- "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
+ "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n";
+ unless ($omit_owner) {
+ print "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
+ }
if (defined $cd{'rfc2822'}) {
print "<tr id=\"metadata_lchange\"><td>last change</td>" .
"<td>".format_timestamp_html(\%cd)."</td></tr>\n";
return wantarray ? ($name, $name) : $name;
}
+sub exit_if_unmodified_since {
+ my ($latest_epoch) = @_;
+ our $cgi;
+
+ my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
+ if (defined $if_modified) {
+ my $since;
+ if (eval { require HTTP::Date; 1; }) {
+ $since = HTTP::Date::str2time($if_modified);
+ } elsif (eval { require Time::ParseDate; 1; }) {
+ $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
+ }
+ if (defined $since && $latest_epoch <= $since) {
+ my %latest_date = parse_date($latest_epoch);
+ print $cgi->header(
+ -last_modified => $latest_date{'rfc2822'},
+ -status => '304 Not Modified');
+ goto DONE_GITWEB;
+ }
+ }
+}
+
sub git_snapshot {
my $format = $input_params{'snapshot_format'};
if (!@snapshot_fmts) {
my ($name, $prefix) = snapshot_name($project, $hash);
my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
+
+ my %co = parse_commit($hash);
+ exit_if_unmodified_since($co{'committer_epoch'}) if %co;
+
my $cmd = quote_command(
git_cmd(), 'archive',
"--format=$known_snapshot_formats{$format}{'format'}",
}
$filename =~ s/(["\\])/\\$1/g;
+ my %latest_date;
+ if (%co) {
+ %latest_date = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
+ }
+
print $cgi->header(
-type => $known_snapshot_formats{$format}{'type'},
-content_disposition => 'inline; filename="' . $filename . '"',
+ %co ? (-last_modified => $latest_date{'rfc2822'}) : (),
-status => '200 OK');
open my $fd, "-|", $cmd
if (defined($commitlist[0])) {
%latest_commit = %{$commitlist[0]};
my $latest_epoch = $latest_commit{'committer_epoch'};
- %latest_date = parse_date($latest_epoch, $latest_commit{'comitter_tz'});
- my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
- if (defined $if_modified) {
- my $since;
- if (eval { require HTTP::Date; 1; }) {
- $since = HTTP::Date::str2time($if_modified);
- } elsif (eval { require Time::ParseDate; 1; }) {
- $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
- }
- if (defined $since && $latest_epoch <= $since) {
- print $cgi->header(
- -type => $content_type,
- -charset => 'utf-8',
- -last_modified => $latest_date{'rfc2822'},
- -status => '304 Not Modified');
- return;
- }
- }
- print $cgi->header(
- -type => $content_type,
- -charset => 'utf-8',
- -last_modified => $latest_date{'rfc2822'});
- } else {
- print $cgi->header(
- -type => $content_type,
- -charset => 'utf-8');
+ exit_if_unmodified_since($latest_epoch);
+ %latest_date = parse_date($latest_epoch, $latest_commit{'comitter_tz'});
}
+ print $cgi->header(
+ -type => $content_type,
+ -charset => 'utf-8',
+ %latest_date ? (-last_modified => $latest_date{'rfc2822'}) : (),
+ -status => '200 OK');
# Optimization: skip generating the body if client asks only
# for Last-Modified date.