Implement subsequent_month() to generate next publication month

based on $yp publication pattern. Somehow I missed this on the
first pass.

git-svn-id: svn://svn.open-ils.org/ILS/trunk@13427 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/src/perlmods/OpenILS/Utils/MFHD/Date.pm b/Open-ILS/src/perlmods/OpenILS/Utils/MFHD/Date.pm
index 0771523..0180cd3 100644 (file)
--- a/Open-ILS/src/perlmods/OpenILS/Utils/MFHD/Date.pm
+++ b/Open-ILS/src/perlmods/OpenILS/Utils/MFHD/Date.pm
@@ -324,6 +324,22 @@ sub match_month {
     return ($pat eq $date[1]);
 }
 
+sub subsequent_month {
+    my $pat = shift;
+    my @cur = @_;
+
+    if ($cur[1] >= $pat) {
+       # Current date is on or after the patter date, so the next
+       # occurence is next year
+       $cur[0] += 1;
+    }
+
+    # The year is right, just set the month to the pattern date.
+    $cur[1] = $pat;
+
+    return @cur;
+}
+
 sub match_season {
     my $pat = shift;
     my @date = @_;