Fix a few warnings.

diff --git a/foosball.pm b/foosball.pm
index bf32eedf785eb481f1f395f4039267f35032e099..58e468c6669ea3ac0c5dfbfbfcc1fd9a39578885 100644 (file)
--- a/foosball.pm
+++ b/foosball.pm
@@ -19,6 +19,7 @@ sub round {
 
 sub find_single_rating {
        my ($dbh, $username, $limit) = @_;
+       $limit = "" if (!defined($limit));
        my ($age, $rating, $rd) = $dbh->selectrow_array('SELECT EXTRACT(EPOCH FROM (CURRENT_TIMESTAMP-ratetime)), rating, rd FROM single_rating WHERE username=? '.$limit.' ORDER BY ratetime DESC LIMIT 1',
                undef, $username);
        $rd = apply_aging($rd, $age / 86400.0);
@@ -33,6 +34,7 @@ sub find_single_rating {
 
 sub find_double_rating {
        my ($dbh, $username, $limit) = @_;
+       $limit = "" if (!defined($limit));
        my ($age, $rating, $rd) = $dbh->selectrow_array('SELECT EXTRACT(EPOCH FROM (CURRENT_TIMESTAMP-ratetime)), rating, rd FROM double_rating WHERE username=? '.$limit.'ORDER BY ratetime DESC LIMIT 1',
                undef, $username);
        $rd = apply_aging($rd, $age / 86400.0);