diff-index: enable recursive pathspec matching in unpack_trees

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index dab89f2eb013c78fa7c3b4fadba3061ef6d7f1ed..a95226e089fa22d7041e4374382bb2709da10df1 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -665,13 +665,25 @@ sub read_config_file {
        return;
 }
 
-our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM);
+our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON);
 sub evaluate_gitweb_config {
        our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
        our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
+       our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "++GITWEB_CONFIG_COMMON++";
 
-       # use first config file that exists
-       read_config_file($GITWEB_CONFIG) or
+       # Protect agains duplications of file names, to not read config twice.
+       # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so
+       # there possibility of duplication of filename there doesn't matter.
+       $GITWEB_CONFIG = ""        if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON);
+       $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON);
+
+       # Common system-wide settings for convenience.
+       # Those settings can be ovverriden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM.
+       read_config_file($GITWEB_CONFIG_COMMON);
+
+       # Use first config file that exists.  This means use the per-instance
+       # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG.
+       read_config_file($GITWEB_CONFIG) and return;
        read_config_file($GITWEB_CONFIG_SYSTEM);
 }
 
@@ -1505,6 +1517,17 @@ sub esc_path {
        return $str;
 }
 
+# Sanitize for use in XHTML + application/xml+xhtm (valid XML 1.0)
+sub sanitize {
+       my $str = shift;
+
+       return undef unless defined $str;
+
+       $str = to_utf8($str);
+       $str =~ s|([[:cntrl:]])|($1 =~ /[\t\n\r]/ ? $1 : quot_cec($1))|eg;
+       return $str;
+}
+
 # Make control characters "printable", using character escape codes (CEC)
 sub quot_cec {
        my $cntrl = shift;
@@ -2514,6 +2537,13 @@ sub git_get_project_config {
 
        # key sanity check
        return unless ($key);
+       # only subsection, if exists, is case sensitive,
+       # and not lowercased by 'git config -z -l'
+       if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) {
+               $key = join(".", lc($hi), $mi, lc($lo));
+       } else {
+               $key = lc($key);
+       }
        $key =~ s/^gitweb\.//;
        return if ($key =~ m/\W/);
 
@@ -2856,7 +2886,7 @@ sub filter_forks_from_projects_list {
                $path =~ s/\.git$//;      # forks of 'repo.git' are in 'repo/' directory
                next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git'
                next unless ($path);      # skip '.git' repository: tests, git-instaweb
-               next unless (-d $path);   # containing directory exists
+               next unless (-d "$projectroot/$path"); # containing directory exists
                $pr->{'forks'} = [];      # there can be 0 or more forks of project
 
                # add to trie
@@ -6465,7 +6495,8 @@ sub git_blob {
                        $nr++;
                        $line = untabify($line);
                        printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
-                              $nr, esc_attr(href(-replay => 1)), $nr, $nr, $syntax ? $line : esc_html($line, -nbsp=>1);
+                              $nr, esc_attr(href(-replay => 1)), $nr, $nr,
+                              $syntax ? sanitize($line) : esc_html($line, -nbsp=>1);
                }
        }
        close $fd