From: Steinar H. Gunderson <sesse@samfundet.no>
Date: Wed, 16 Feb 2005 20:11:46 +0000 (+0000)
Subject: Actually add the backend for ranking (forgot tla add last time :-) ).
X-Git-Url: https://git.sesse.net/?p=ccbs;a=commitdiff_plain;h=8f737799f877c7de7594754ebe798a2ba41b2b8a

Actually add the backend for ranking (forgot tla add last time :-) ).
---

diff --git a/html/do-finish-tournament.pl b/html/do-finish-tournament.pl
new file mode 100755
index 0000000..7c7b14a
--- /dev/null
+++ b/html/do-finish-tournament.pl
@@ -0,0 +1,57 @@
+#! /usr/bin/perl
+
+use ccbs;
+use strict;
+use warnings;
+
+my $dbh = ccbs::db_connect();
+my $cgi = new CGI;
+
+$dbh->{AutoCommit} = 0;
+
+my $tournament = $cgi->param('tournament');
+my %already_ordered = ();
+my $ranking = 1;
+my $points = 100;
+
+# Find all last rounds with only one group per round
+my $srounds = ccbs::db_fetch_all($dbh, 'SELECT round FROM groups WHERE tournament=? GROUP BY round HAVING COUNT(*) = 1 ORDER BY round DESC', $tournament);
+
+my $last_sround;
+for my $sr (@$srounds) {
+	# only accept strict ordering
+	last if (defined($last_sround) && $sr->{'round'} != $last_sround - 1);
+
+	# Grab the highscore list from this round
+	my $scores = ccbs::db_fetch_all($dbh, 'SELECT player,SUM(score) AS score FROM scores WHERE tournament=? AND round=? GROUP BY parallel,player ORDER BY SUM(score) DESC',
+		$tournament, $sr->{'round'});
+	for my $s (@$scores) {
+		next if ($already_ordered{$s->{'player'}});
+		$dbh->do('INSERT INTO tournamentrankings (tournament, ranking, player, points) VALUES (?,?,?,?)',
+			undef, $tournament, $ranking, $s->{'player'}, points_for_place($ranking));
+		$ranking++;
+		$already_ordered{$s->{'player'}} = 1;
+	}
+}
+
+# This should never happen
+if (!defined($last_sround)) {
+	ccbs::user_error("Forsøk på å avslutte en turnering med flere grupper aktive.");
+}
+
+$dbh->commit;
+$dbh->disconnect;
+
+ccbs::print_see_other('show-tournament.pl?id=' . $tournament);
+
+# gives the usual 100, 91, 83, 76. 65, 61, ... series
+sub points_for_place {
+	my $n = shift;
+	if ($n <= 10) {
+		return 110 - (21/2) * $n + (1/2) * $n * $n;
+	} elsif ($n <= 65) {
+		return 65 - $n;
+	} else {
+		return 0;
+	}
+}