1 files changed, 8 insertions, 1 deletions
diff --git a/lib/PublicInbox/Hval.pm b/lib/PublicInbox/Hval.pm
index e21a64a6..fb21041a 100644
--- a/lib/PublicInbox/Hval.pm
+++ b/lib/PublicInbox/Hval.pm
@@ -10,7 +10,8 @@ use Encode qw(find_encoding);
  use PublicInbox::MID qw/mid_clean mid_escape/;
  use base qw/Exporter/;
  our @EXPORT_OK = qw/ascii_html obfuscate_addrs to_filename src_escape
-                to_attr prurl mid_href/;
+                to_attr prurl mid_href fmt_ts ts2str/;
+use POSIX qw(strftime);
  my $enc_ascii = find_encoding('us-ascii');
  
  # safe-ish acceptable filename pattern for portability
@@ -123,4 +124,10 @@ sub to_attr ($) {
          $first . $str;
  }
  
+# for the t= query parameter passed to overview DB
+sub ts2str ($) { strftime('%Y%m%d%H%M%S', gmtime($_[0])) };
+
+# human-friendly format
+sub fmt_ts ($) { strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
+
  1;