X-Git-Url: https://git.ladys.computer/Gitweb/blobdiff_plain/053713b077eb87270f5bfa4e015a537848ba230a9973231eeaf409dfa2b158dd..a2a9fe5a6916fd20cd2a18e0eb8e663b14a1db26474d7a57aac40860faecfbbe:/gitweb.perl?ds=sidebyside diff --git a/gitweb.perl b/gitweb.perl index 1ab150d..1829f56 100755 --- a/gitweb.perl +++ b/gitweb.perl @@ -1082,7 +1082,16 @@ sub evaluate_and_validate_params { if (length($searchtext) < 2) { die_error(403, "At least two characters are required for search parameter"); } - $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext; + if ($search_use_regexp) { + $search_regexp = $searchtext; + if (!eval { qr/$search_regexp/; 1; }) { + (my $error = $@) =~ s/ at \S+ line \d+.*\n?//; + die_error(400, "Invalid search regexp '$search_regexp'", + esc_html($error)); + } + } else { + $search_regexp = quotemeta $searchtext; + } } } @@ -1716,6 +1725,97 @@ sub chop_and_escape_str { } } +# Highlight selected fragments of string, using given CSS class, +# and escape HTML. It is assumed that fragments do not overlap. +# Regions are passed as list of pairs (array references). +# +# Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns +# 'foobar' +sub esc_html_hl_regions { + my ($str, $css_class, @sel) = @_; + my %opts = grep { ref($_) ne 'ARRAY' } @sel; + @sel = grep { ref($_) eq 'ARRAY' } @sel; + return esc_html($str, %opts) unless @sel; + + my $out = ''; + my $pos = 0; + + for my $s (@sel) { + my ($begin, $end) = @$s; + + # Don't create empty elements. + next if $end <= $begin; + + my $escaped = esc_html(substr($str, $begin, $end - $begin), + %opts); + + $out .= esc_html(substr($str, $pos, $begin - $pos), %opts) + if ($begin - $pos > 0); + $out .= $cgi->span({-class => $css_class}, $escaped); + + $pos = $end; + } + $out .= esc_html(substr($str, $pos), %opts) + if ($pos < length($str)); + + return $out; +} + +# return positions of beginning and end of each match +sub matchpos_list { + my ($str, $regexp) = @_; + return unless (defined $str && defined $regexp); + + my @matches; + while ($str =~ /$regexp/g) { + push @matches, [$-[0], $+[0]]; + } + return @matches; +} + +# highlight match (if any), and escape HTML +sub esc_html_match_hl { + my ($str, $regexp) = @_; + return esc_html($str) unless defined $regexp; + + my @matches = matchpos_list($str, $regexp); + return esc_html($str) unless @matches; + + return esc_html_hl_regions($str, 'match', @matches); +} + + +# highlight match (if any) of shortened string, and escape HTML +sub esc_html_match_hl_chopped { + my ($str, $chopped, $regexp) = @_; + return esc_html_match_hl($str, $regexp) unless defined $chopped; + + my @matches = matchpos_list($str, $regexp); + return esc_html($chopped) unless @matches; + + # filter matches so that we mark chopped string + my $tail = "... "; # see chop_str + unless ($chopped =~ s/\Q$tail\E$//) { + $tail = ''; + } + my $chop_len = length($chopped); + my $tail_len = length($tail); + my @filtered; + + for my $m (@matches) { + if ($m->[0] > $chop_len) { + push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0); + last; + } elsif ($m->[1] > $chop_len) { + push @filtered, [ $m->[0], $chop_len + $tail_len ]; + last; + } + push @filtered, $m; + } + + return esc_html_hl_regions($chopped . $tail, 'match', @filtered); +} + ## ---------------------------------------------------------------------- ## functions returning short strings @@ -2983,11 +3083,15 @@ sub filter_forks_from_projects_list { sub search_projects_list { my ($projlist, %opts) = @_; my $tagfilter = $opts{'tagfilter'}; - my $searchtext = $opts{'searchtext'}; + my $search_re = $opts{'search_regexp'}; return @$projlist - unless ($tagfilter || $searchtext); + unless ($tagfilter || $search_re); + # searching projects require filling to be run before it; + fill_project_list_info($projlist, + $tagfilter ? 'ctags' : (), + $search_re ? ('path', 'descr') : ()); my @projects; PROJECT: foreach my $pr (@$projlist) { @@ -2998,10 +3102,10 @@ sub search_projects_list { grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}}; } - if ($searchtext) { + if ($search_re) { next unless - $pr->{'path'} =~ /$searchtext/ || - $pr->{'descr_long'} =~ /$searchtext/; + $pr->{'path'} =~ /$search_re/ || + $pr->{'descr_long'} =~ /$search_re/; } push @projects, $pr; @@ -3792,6 +3896,7 @@ sub print_feed_meta { '-type' => "application/$type+xml" ); + $href_params{'extra_options'} = undef; $href_params{'action'} = $type; $link_attr{'-href'} = href(%href_params); print "\n"; } +# Print context lines and then rem/add lines in a side-by-side manner. +sub print_sidebyside_diff_lines { + my ($ctx, $rem, $add) = @_; + + # print context block before add/rem block + if (@$ctx) { + print join '', + '
', + '
', + @$ctx, + '
', + '
', + @$ctx, + '
', + '
'; + } + + if (!@$add) { + # pure removal + print join '', + '
', + '
', + @$rem, + '
', + '
'; + } elsif (!@$rem) { + # pure addition + print join '', + '
', + '
', + @$add, + '
', + '
'; + } else { + print join '', + '
', + '
', + @$rem, + '
', + '
', + @$add, + '
', + '
'; + } +} + sub print_sidebyside_diff_chunk { my @chunk = @_; my (@ctx, @rem, @add); @@ -4925,51 +5076,11 @@ sub print_sidebyside_diff_chunk { next; } - ## print from accumulator when type of class of lines change - # empty contents block on start rem/add block, or end of chunk - if (@ctx && (!$class || $class eq 'rem' || $class eq 'add')) { - print join '', - '
', - '
', - @ctx, - '
', - '
', - @ctx, - '
', - '
'; - @ctx = (); - } - # empty add/rem block on start context block, or end of chunk - if ((@rem || @add) && (!$class || $class eq 'ctx')) { - if (!@add) { - # pure removal - print join '', - '
', - '
', - @rem, - '
', - '
'; - } elsif (!@rem) { - # pure addition - print join '', - '
', - '
', - @add, - '
', - '
'; - } else { - # assume that it is change - print join '', - '
', - '
', - @rem, - '
', - '
', - @add, - '
', - '
'; - } - @rem = @add = (); + ## print from accumulator when have some add/rem lines or end + # of chunk (flush context lines) + if (!$class || ((@rem || @add) && $class eq 'ctx')) { + print_sidebyside_diff_lines(\@ctx, \@rem, \@add); + @ctx = @rem = @add = (); } ## adding lines to accumulator @@ -5162,7 +5273,7 @@ sub git_patchset_body { # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sub git_project_search_form { - my ($searchtext, $search_use_regexp); + my ($searchtext, $search_use_regexp) = @_; my $limit = ''; if ($project_filter) { @@ -5189,35 +5300,70 @@ sub git_project_search_form { print "\n"; } -# fills project list info (age, description, owner, category, forks) +# entry for given @keys needs filling if at least one of keys in list +# is not present in %$project_info +sub project_info_needs_filling { + my ($project_info, @keys) = @_; + + # return List::MoreUtils::any { !exists $project_info->{$_} } @keys; + foreach my $key (@keys) { + if (!exists $project_info->{$key}) { + return 1; + } + } + return; +} + +# fills project list info (age, description, owner, category, forks, etc.) # for each project in the list, removing invalid projects from -# returned list +# returned list, or fill only specified info. +# +# Invalid projects are removed from the returned list if and only if you +# ask 'age' or 'age_string' to be filled, because they are the only fields +# that run unconditionally git command that requires repository, and +# therefore do always check if project repository is invalid. +# +# USAGE: +# * fill_project_list_info(\@project_list, 'descr_long', 'ctags') +# ensures that 'descr_long' and 'ctags' fields are filled +# * @project_list = fill_project_list_info(\@project_list) +# ensures that all fields are filled (and invalid projects removed) +# # NOTE: modifies $projlist, but does not remove entries from it sub fill_project_list_info { - my $projlist = shift; + my ($projlist, @wanted_keys) = @_; my @projects; + my $filter_set = sub { return @_; }; + if (@wanted_keys) { + my %wanted_keys = map { $_ => 1 } @wanted_keys; + $filter_set = sub { return grep { $wanted_keys{$_} } @_; }; + } my $show_ctags = gitweb_check_feature('ctags'); PROJECT: foreach my $pr (@$projlist) { - my (@activity) = git_get_last_activity($pr->{'path'}); - unless (@activity) { - next PROJECT; + if (project_info_needs_filling($pr, $filter_set->('age', 'age_string'))) { + my (@activity) = git_get_last_activity($pr->{'path'}); + unless (@activity) { + next PROJECT; + } + ($pr->{'age'}, $pr->{'age_string'}) = @activity; } - ($pr->{'age'}, $pr->{'age_string'}) = @activity; - if (!defined $pr->{'descr'}) { + if (project_info_needs_filling($pr, $filter_set->('descr', 'descr_long'))) { my $descr = git_get_project_description($pr->{'path'}) || ""; $descr = to_utf8($descr); $pr->{'descr_long'} = $descr; $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5); } - if (!defined $pr->{'owner'}) { + if (project_info_needs_filling($pr, $filter_set->('owner'))) { $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || ""; } - if ($show_ctags) { + if ($show_ctags && + project_info_needs_filling($pr, $filter_set->('ctags'))) { $pr->{'ctags'} = git_get_project_ctags($pr->{'path'}); } - if ($projects_list_group_categories && !defined $pr->{'category'}) { + if ($projects_list_group_categories && + project_info_needs_filling($pr, $filter_set->('category'))) { my $cat = git_get_project_category($pr->{'path'}) || $project_list_default_category; $pr->{'category'} = to_utf8($cat); @@ -5321,10 +5467,17 @@ sub git_project_list_rows { print "\n"; } print "" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), - -class => "list"}, esc_html($pr->{'path'})) . "\n" . + -class => "list"}, + esc_html_match_hl($pr->{'path'}, $search_regexp)) . + "\n" . "" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), - -class => "list", -title => $pr->{'descr_long'}}, - esc_html($pr->{'descr'})) . "\n" . + -class => "list", + -title => $pr->{'descr_long'}}, + $search_regexp + ? esc_html_match_hl_chopped($pr->{'descr_long'}, + $pr->{'descr'}, $search_regexp) + : esc_html($pr->{'descr'})) . + "\n" . "" . chop_and_escape_str($pr->{'owner'}, 15) . "\n"; print "{'age'}) . "\">" . (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "\n" . @@ -5348,17 +5501,18 @@ sub git_project_list_body { my $show_ctags = gitweb_check_feature('ctags'); my $tagfilter = $show_ctags ? $input_params{'ctag'} : undef; $check_forks = undef - if ($tagfilter || $searchtext); + if ($tagfilter || $search_regexp); # filtering out forks before filling info allows to do less work @projects = filter_forks_from_projects_list(\@projects) if ($check_forks); - @projects = fill_project_list_info(\@projects); - # searching projects require filling to be run before it + # search_projects_list pre-fills required info @projects = search_projects_list(\@projects, - 'searchtext' => $searchtext, + 'search_regexp' => $search_regexp, 'tagfilter' => $tagfilter) - if ($tagfilter || $searchtext); + if ($tagfilter || $search_regexp); + # fill the rest + @projects = fill_project_list_info(\@projects); $order ||= $default_projects_order; $from = 0 unless defined $from; @@ -5916,9 +6070,10 @@ sub git_search_files { my $alternate = 1; my $matches = 0; my $lastfile = ''; + my $file_href; while (my $line = <$fd>) { chomp $line; - my ($file, $file_href, $lno, $ltext, $binary); + my ($file, $lno, $ltext, $binary); last if ($matches++ > 1000); if ($line =~ /^Binary file (.+) matches$/) { $file = $1; @@ -6865,6 +7020,28 @@ sub snapshot_name { return wantarray ? ($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 = $input_params{'snapshot_format'}; if (!@snapshot_fmts) { @@ -6891,6 +7068,10 @@ sub git_snapshot { my ($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'}", @@ -6900,9 +7081,15 @@ sub git_snapshot { } $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, "-|", $cmd @@ -7682,33 +7869,14 @@ sub git_feed { if (defined($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.