diff options
Diffstat (limited to 'gitweb')
| -rwxr-xr-x | gitweb/gitweb.perl | 115 |
1 files changed, 102 insertions, 13 deletions
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl index 7729ed26b5..a8b5fad266 100755 --- a/gitweb/gitweb.perl +++ b/gitweb/gitweb.perl @@ -1724,6 +1724,88 @@ 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 +# '<span class="mark">foo</span>bar' +sub esc_html_hl_regions { + my ($str, $css_class, @sel) = @_; + return esc_html($str) unless @sel; + + my $out = ''; + my $pos = 0; + + for my $s (@sel) { + $out .= esc_html(substr($str, $pos, $s->[0] - $pos)) + if ($s->[0] - $pos > 0); + $out .= $cgi->span({-class => $css_class}, + esc_html(substr($str, $s->[0], $s->[1] - $s->[0]))); + + $pos = $s->[1]; + } + $out .= esc_html(substr($str, $pos)) + if ($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 . $tail, 'match', @filtered); +} + ## ---------------------------------------------------------------------- ## functions returning short strings @@ -2991,15 +3073,15 @@ sub filter_forks_from_projects_list { sub search_projects_list { my ($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' : (), - $searchtext ? ('path', 'descr') : ()); + $search_re ? ('path', 'descr') : ()); my @projects; PROJECT: foreach my $pr (@$projlist) { @@ -3010,10 +3092,10 @@ 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, $pr; @@ -5174,7 +5256,7 @@ sub git_patchset_body { # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . sub git_project_search_form { - my ($searchtext, $search_use_regexp); + my ($searchtext, $search_use_regexp) = @_; my $limit = ''; if ($project_filter) { @@ -5368,10 +5450,17 @@ sub git_project_list_rows { print "</td>\n"; } print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), - -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" . + -class => "list"}, + esc_html_match_hl($pr->{'path'}, $search_regexp)) . + "</td>\n" . "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), - -class => "list", -title => $pr->{'descr_long'}}, - esc_html($pr->{'descr'})) . "</td>\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'})) . + "</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" . @@ -5395,16 +5484,16 @@ 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); # 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); |