+# quote unsafe chars, but keep the slash, even when it's not
+# correct, but quoted slashes look too horrible in bookmarks
+sub esc_param {
+ my $str = shift;
+ $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
+ $str =~ s/\+/%2B/g;
+ $str =~ s/ /\+/g;
+ return $str;
+}
+
+# replace invalid utf8 character with SUBSTITUTION sequence
+sub esc_html {
+ my $str = shift;
+ $str = decode("utf8", $str, Encode::FB_DEFAULT);
+ $str = escapeHTML($str);
+ return $str;
+}
+
+# git may return quoted and escaped filenames
+sub unquote {
+ my $str = shift;
+ if ($str =~ m/^"(.*)"$/) {
+ $str = $1;
+ $str =~ s/\\([0-7]{1,3})/chr(oct($1))/eg;
+ }
+ return $str;
+}
+