+}
+
+# Find the rank of all the players in every group, via simple insertion-like
+# sort
+for my $r (@rounds) {
+ for my $p (@{$r->{'parallels'}}) {
+ my $pls = $p->{'players'};
+ for my $i (0..$#$pls) {
+ my $rank = 1;
+ for my $j (0..($i-1)) {
+ if ($pls->[$i]->{'total'} < $pls->[$j]->{'total'}) {
+ $pls->[$i]->{'rank'}++;
+ } elsif ($pls->[$i]->{'total'} > $pls->[$j]->{'total'}) {
+ $pls->[$j]->{'rank'}++;
+ }
+ }
+ }
+ }
+}
+
+# FIXME: In some odd cases, there _might_ be an empty group right at the end. Fix this when
+# we are able to add/delete people in groups.
+
+my $num_rounds = scalar @rounds;
+my $num_rankings = scalar @$rankings;
+
+# Lock all rounds but the last (active?) one
+for my $r (0..$#rounds-1) {
+ $rounds[$r]->{'locked'} = 1;
+}
+
+# If there's only one group left and it's valid for closing, we can also finish
+# the entire tournament if we'd like
+if ($closing_valid && (scalar @rounds > 0 && scalar @{$rounds[$#rounds]->{'parallels'}}) == 1) {
+ $finishing_valid = 1;
+}
+
+# If there have been no rounds, check out the number of participants; if not, check the
+# number of qualified from the last round
+my $num_qualified;
+if ($num_rounds == 0) {
+ my $ref = $dbh->selectrow_hashref('SELECT COUNT(*) AS num_participants FROM tournamentparticipation WHERE tournament=?', undef, $id);
+ $num_qualified = $ref->{'num_participants'};
+} else {
+ my $ref = $dbh->selectrow_hashref('SELECT SUM(numqualifying) AS numqualifying FROM rounds NATURAL JOIN groups WHERE tournament=? AND round=?', undef, $id, $num_rounds);
+ $num_qualified = $ref->{'numqualifying'};
+}
+
+# And last: If there is a ranking list, the tournament is closed and we really can't
+# do anything more
+if ($num_rankings > 0) {
+ $closing_valid = 0;
+ $finishing_valid = 0;
+ $rounds[$#rounds]->{'locked'} = 1;