X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=www%2Findex.pl;h=a039cea1cf9831a66782b1916c42f9780abe25f4;hb=1fac0677bbcba5dec26e11aa661c97e38f6c3d40;hp=e80188efc0818f3297d5047141f30055525b65ed;hpb=c9d5bebbd7b33157827eff8f656b4a792a1bff0b;p=wloh

diff --git a/www/index.pl b/www/index.pl
index e80188e..a039cea 100755
--- a/www/index.pl
+++ b/www/index.pl
@@ -7,8 +7,14 @@ use CGI::Carp qw( fatalsToBrowser );
 use DBI;
 use POSIX;
 use Devel::Peek;
+use HTML::Entities;
+use Encode;
+use utf8;
 use locale;
 require '../config.pm';
+require '../common.pm';
+
+my $cgi = CGI->new;
 
 my $dbh = DBI->connect($config::local_connstr, $config::local_username, $config::local_password)
 	or die "connect: " . $DBI::errstr;
@@ -21,14 +27,11 @@ binmode STDOUT, ':utf8';
 
 my %players = ();
 my %ratings = ();
+my %ratings_stddev = ();
 my @matches = ();
-my %parms = ();
-my $match_stddev;
 
 sub sanitize {
-	$_ = shift;
-	y/ \t\n<>&/_/;
-	return $_;
+	return HTML::Entities::encode_entities(shift);
 }
 
 sub color {
@@ -36,15 +39,142 @@ sub color {
 	return int(255.0 * ($x ** (1.80)));
 }
 
-sub make_table {
-	my $used_ratings = shift;
+sub get_divisions {
+	my ($dbh, $locale, $season) = @_;
+
+	my @divisions = ();
+
+	my $q = $dbh->prepare('SELECT DISTINCT(divisjon) FROM fotballserier se JOIN fotballspraak sp ON se.spraak=sp.id WHERE kultur=? AND sesong=? ORDER BY divisjon');
+	$q->execute($locale, $season);
+
+	while (my $ref = $q->fetchrow_hashref) {
+		push @divisions, $ref->{'divisjon'};
+	}
+
+	return @divisions;
+}
+
+sub get_subdivisions {
+	my ($dbh, $locale, $season, $division) = @_;
+
+	my @subdivisions = ();
+
+	my $q = $dbh->prepare('SELECT DISTINCT(avdeling) FROM fotballserier se JOIN fotballspraak sp ON se.spraak=sp.id WHERE kultur=? AND sesong=? AND divisjon=? ORDER BY avdeling');
+	$q->execute($locale, $season, $division);
+
+	while (my $ref = $q->fetchrow_hashref) {
+		push @subdivisions, $ref->{'avdeling'};
+	}
+
+	return @subdivisions;
+}
+
+sub print_division_selector {
+	my ($dbh, $locale, $divisions, $subdivisions, $division, $subdivision) = @_;
 
 	print <<"EOF";
+    <form method="get" action="/$locale/">
+EOF
 
-    <table>
-      <tr>
-        <th></th>
+	my $max_division = $divisions->[(scalar @$divisions) - 1];
+
+	print <<"EOF";
+     <p>Divisjon:
+        <select name="divisjon" onchange="form.submit();">
+EOF
+
+	for my $d (@$divisions) {
+		if ($d == $division) {
+			print "        <option value=\"$d\" selected=\"selected\">$d</option>\n";
+		} else {
+			print "        <option value=\"$d\">$d</option>\n";
+		}
+	}
+
+	print <<"EOF";
+        </select>
+        Avdeling:
+        <select name="avdeling" onchange="form.submit();">
+EOF
+
+	for my $sd (@$subdivisions) {
+		if ($sd == $subdivision) {
+			print "        <option value=\"$sd\" selected=\"selected\">$sd</option>\n";
+		} else {
+			print "        <option value=\"$sd\">$sd</option>\n";
+		}
+	}
+
+	print <<"EOF";
+        </select>
+        <input type="submit" value="Vis" />
+      </p>
+    </form>
 EOF
+}
+
+sub get_players_and_ratings {
+	my ($dbh, $locale, $season, $division, $subdivision) = @_;
+
+	my $q = $dbh->prepare('SELECT fotballdeltagere.id,fotballdeltagere.navn,rating,rating_stddev FROM fotballdeltagere JOIN fotballserier ON fotballdeltagere.serie=fotballserier.nr NATURAL JOIN spiller_kultur LEFT JOIN ratings ON fotballdeltagere.id=ratings.id WHERE kultur=? AND sesong=? AND divisjon=? AND avdeling=?');
+	$q->execute($locale, $season, $division, $subdivision);
+
+	while (my $ref = $q->fetchrow_hashref) {
+		my $id = $ref->{'id'};
+		$players{$id} = sanitize(Encode::decode_utf8($ref->{'navn'}));
+		$ratings{$id} = $ref->{'rating'};
+		$ratings_stddev{$id} = $ref->{'rating_stddev'};
+	}
+	$q->finish;
+}
+
+sub get_matches {
+	my ($dbh, $locale, $season, $division, $subdivision) = @_;
+
+	my @matches = ();
+	my $q = $dbh->prepare('
+	SELECT
+	  d1.id AS p1, d2.id AS p2, maalfor AS score1, maalmot AS score2
+	FROM ( SELECT * FROM fotballresultater UNION ALL SELECT * FROM fotballresultater_2123 ) r
+	  JOIN fotballserier s ON r.serie=s.nr
+          JOIN fotballspraak sp ON s.spraak=sp.id
+	  JOIN fotballdeltagere d1 ON r.lagrecno=d1.nr AND r.serie=d1.serie
+	  JOIN fotballdeltagere d2 ON r.motstander=d2.nr AND r.serie=d2.serie
+	WHERE
+	  kultur=? AND sesong=? AND divisjon=? AND avdeling=?
+	  AND lagrecno > motstander
+	');
+	$q->execute($locale, $season, $division, $subdivision);
+
+	while (my $ref = $q->fetchrow_hashref) {
+		push @matches, [ $ref->{'p1'}, $ref->{'p2'}, $ref->{'score1'}, $ref->{'score2'} ];
+	}
+	$q->finish;
+
+	return @matches;
+}
+
+sub get_covariance_matrix {
+	my ($dbh, @players) = @_;
+
+	my $player_sql = '{' . join(',', @players ) . '}';
+	my $q = $dbh->prepare('SELECT * FROM covariance WHERE player1=ANY(?::smallint[]) AND player2=ANY(?::smallint[])', { pg_prepare_now => 0 });
+	$q->execute($player_sql, $player_sql);
+
+	my $cov = {};
+	while (my $ref = $q->fetchrow_hashref) {
+		$cov->{$ref->{'player1'}}{$ref->{'player2'}} = $ref->{'cov'};
+	}
+
+	return $cov;
+}
+
+sub write_parms_to_file {
+	my ($aux_parms, $match_stddev, $used_ratings, $used_cov) = @_;
+
+	POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
+
+	my @sorted_players = sort { $players{$a} cmp $players{$b} } keys %players;
 
 	POSIX::setlocale(&POSIX::LC_ALL, 'C');
 
@@ -55,12 +185,21 @@ EOF
 	printf MCCALC "%f\n", $match_stddev;
 	printf MCCALC "%d\n", scalar keys %players;
 
-	for my $id (keys %players) {
-		if (exists($used_ratings->{$id})) {
-			printf MCCALC "%s %f\n", $id, $used_ratings->{$id};
-		} else {
-			printf MCCALC "%s %f\n", $id, 1500.0;
+	for my $id (@sorted_players) {
+		my $rating = $used_ratings->{$id} // 500.0;
+		printf MCCALC "%s %f\n", $id, $rating;
+	}
+
+	# covariance matrix
+	for my $id1 (keys %players) {
+		for my $id2 (keys %players) {
+			if ($id1 == $id2) {
+				printf MCCALC "%f ", ($used_cov->{$id1}{$id2} // $aux_parms->{'rating_prior_stddev'});
+			} else {
+				printf MCCALC "%f ", ($used_cov->{$id1}{$id2} // 0.0);
+			}
 		}
+		printf MCCALC "\n";
 	}
 
 	for my $match (@matches) {
@@ -70,6 +209,34 @@ EOF
 
 	POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
 
+	return $tmpnam;
+}
+
+my $num_tables = 0;
+
+sub make_table {
+	my ($locale, $aux_parms, $match_stddev, $lowest_division, $used_ratings, $used_cov, $division, $subdivision) = @_;
+	++$num_tables;
+
+	print <<"EOF";
+    <script type="text/javascript">
+    <!--
+function showScenario(element_id, url) {
+    var obj = document.getElementById(element_id);
+    var parent = obj.parentElement;
+    parent.removeChild(obj);
+    obj = obj.cloneNode(false);
+    obj.data = url;
+    parent.appendChild(obj);
+}
+    //-->
+    </script>
+    <table class="probmatrix">
+      <tr>
+        <th></th>
+EOF
+
+	my $tmpnam = write_parms_to_file($aux_parms, $match_stddev, $used_ratings, $used_cov);
 	my %prob = ();
 
 	open MCCALC, "$config::base_dir/mcwordfeud $trials < $tmpnam |"
@@ -78,20 +245,22 @@ EOF
 		chomp;
 		my @x = split /\s+/;
 		my $id = $x[0];
-		my $player = $players{$id};
+		my $player = sprintf "%s (%.0f ± %.0f)", $players{$id}, ($ratings{$id} // 500.0), ($ratings_stddev{$id} // $aux_parms->{'rating_prior_stddev'});
 		$prob{$player} = [ @x[1..$#x] ];
 	}
 	close MCCALC;
-	#unlink $tmpnam;
+	unlink $tmpnam;
 
 	my $num_games = scalar keys %prob;
 	for my $i (1..$num_games) {
 		print "        <th>$i.</th>\n";
 	}
-	print "        <th>NEDRYKK</th>\n";
+	print "        <th>NEDRYKK</th>\n" unless ($lowest_division);
 	print "      </tr>\n";
 
+	my $pnum = 0;
 	for my $player (sort { $a cmp $b } keys %prob) {
+		++$pnum;
 		print "      <tr>\n";
 		print "        <th>$player</th>\n";
 
@@ -104,122 +273,194 @@ EOF
 
 			if ($i == 1) {
 				($g, $b) = ($b, $g);
-			} elsif ($i >= $num_games - 1) {
+			} elsif ($i >= $num_games - 1 && !$lowest_division) {
 				($r, $b) = ($b, $r);
 			}
 
-			printf "        <td style=\"background-color: rgb($r, $g, $b)\">%.1f%%</td>\n", $pn * 100.0;
+			my $num_total_games = ($num_games * ($num_games - 1)) / 2;
+			if (scalar @matches == $num_total_games || $prob{$player}->[$i - 1] == $trials) {
+				printf "        <td style=\"background-color: rgb($r, $g, $b)\" class=\"num\">%.1f%%</td>\n", $pn * 100.0;
+			} else {
+				printf "        <td style=\"background-color: rgb($r, $g, $b)\" class=\"num\"><a class=\"unmarkedlink\" href=\"javascript:showScenario('scenario$num_tables', '/$locale/?divisjon=$division;avdeling=$subdivision;spiller=$pnum;posisjon=$i');\">%.1f%%</a></td>\n", $pn * 100.0;
+			}
 		}
 
-		{
+		unless ($lowest_division) {
 			my $pn = ($prob{$player}->[$num_games - 1] + $prob{$player}->[$num_games - 2]) / $trials;
 
 			my $r = color(1.0);
 			my $g = color(1.0 - $pn / 3);
 			my $b = color(1.0 - $pn / 3);
-			printf "        <td style=\"background-color: rgb($r, $g, $b)\">%.1f%%</td>\n", $pn * 100.0;
+			printf "        <td style=\"background-color: rgb($r, $g, $b)\" class=\"num\">%.1f%%</td>\n", $pn * 100.0;
 		}
 		print "      </tr>\n";
 	}
 
 	print << "EOF";
     </table>
+    
+    <p class="scenario"><object id="scenario$num_tables" data="" type="text/html"></object></p>
 EOF
 }
 
-# Get auxillary parameters
-my $q = $dbh->prepare('SELECT * FROM ratings WHERE id < 0');
-$q->execute;
+sub make_cov_table {
+	my ($cov) = @_;
+	my @players = (sort { $players{$a} cmp $players{$b} } keys %players);
 
-while (my $ref = $q->fetchrow_hashref) {
-	$parms{$ref->{'id'}} = $ref->{'rating'};
-}
-$match_stddev = $parms{-2} * sqrt(2.0);
+	print <<"EOF";
+    <table class="probmatrix">
+      <tr>
+        <th></th>
+EOF
 
-# Get players and ratings
-my $season = 18;
-my $division = 1;
-my $subdivision = 1;
+	for my $player (@players) {
+		printf "        <th>%s</th>\n", $players{$player};
+	}
+	print "      </tr>\n";
+
+	my $pnum = 0;
+	for my $player (@players) {
+		++$pnum;
+		print "      <tr>\n";
+		printf "        <th>%s</th>\n", $players{$player};
 
-$q = $dbh->prepare('SELECT fotballdeltagere.id,fotballdeltagere.navn,rating FROM fotballdeltagere JOIN fotballserier ON fotballdeltagere.serie=fotballserier.nr JOIN ratings ON fotballdeltagere.id=ratings.id AND sesong=? AND divisjon=? AND avdeling=?');
-$q->execute($season, $division, $subdivision);
+		for my $player2 (@players) {
+			printf "        <td class=\"num\">%.3f</td>\n", $cov->{$player}{$player2};
+		}
+		print "      </tr>\n";
+	}
 
-while (my $ref = $q->fetchrow_hashref) {
-	my $id = $ref->{'id'};
-	$players{$id} = sanitize($ref->{'navn'});
-	$ratings{$id} = $ref->{'rating'};
+	print "    </table>\n";
 }
-$q->finish;
 
-$q = $dbh->prepare('
-SELECT
-  d1.id AS p1, d2.id AS p2, maalfor AS score1, maalmot AS score2
-FROM fotballresultater r
-  JOIN fotballserier s ON r.serie=s.nr
-  JOIN fotballdeltagere d1 ON r.lagrecno=d1.nr AND r.serie=d1.serie
-  JOIN fotballdeltagere d2 ON r.motstander=d2.nr AND r.serie=d2.serie
-WHERE
-  sesong=? AND divisjon=? AND avdeling=?
-  AND lagrecno > motstander
-');
-$q->execute($season, $division, $subdivision);
+sub find_avg_rating {
+	my ($ratings) = shift;
 
-while (my $ref = $q->fetchrow_hashref) {
-	push @matches, [ $ref->{'p1'}, $ref->{'p2'}, $ref->{'score1'}, $ref->{'score2'} ];
+	my $sum_rating = 0.0;
+	for my $r (values %$ratings) {
+		$sum_rating += ($r // 500.0);
+	}
+	return $sum_rating / scalar keys %$ratings;
 }
-$q->finish;
 
-POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
-
-print CGI->header(-type=>'text/html; charset=utf-8', -expires=>'Thu, 01 Dec 1994 16:00:00 GMT');
-printf <<"EOF", $match_stddev;
-<html>
+sub print_header {
+	my ($cgi, $title) = @_;
+	print $cgi->header(-type=>'text/html; charset=utf-8', -expires=>'now');
+	print <<"EOF";
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE
+  html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
+  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="no">
   <head>
-    <title>WLoH-plasseringsannsynlighetsberegning</title>
-    <style type="text/css">
-body {
-	color: black;
-	background: white;
-	font-family: sans-serif;
-}
-table {
-	border-collapse: collapse;
-	border: 1px solid black;
-}
-td, th {
-	border: 1px solid black;
-	padding: 5px;
-}
-td {
-	text-align: right;
-}
-    </style>
+    <title>$title</title>
+    <link rel="stylesheet" href="style" type="text/css" />
   </head>
   <body>
+EOF
+}
+
+sub print_footer {
+	print <<"EOF";
+  </body>
+</html>
+EOF
+}
+
+my $locale = wloh_common::get_locale($cgi);
+my $aux_parms = wloh_common::get_auxillary_parameters($dbh, $locale);
+my $match_stddev = $aux_parms->{'score_stddev'} * sqrt(2.0);
+
+my $division = $cgi->param('divisjon') // -1;
+my $subdivision = $cgi->param('avdeling') // -1;
+my $match_player = $cgi->param('spiller');
+my $match_position = $cgi->param('posisjon');
+
+my $season = wloh_common::get_max_season($dbh, $locale);
+die "Nonexistent locale!" if (!defined($season));
+
+my @divisions = get_divisions($dbh, $locale, $season);
+$division = $divisions[0] if (!grep { $_ == $division } @divisions);
+my @subdivisions = get_subdivisions($dbh, $locale, $season, $division);
+$subdivision = $subdivisions[0] if (!grep { $_ == $subdivision } @subdivisions);
+
+get_players_and_ratings($dbh, $locale, $season, $division, $subdivision);
+@matches = get_matches($dbh, $locale, $season, $division, $subdivision);
+my $cov = get_covariance_matrix($dbh, keys %players);
+
+print_header($cgi, 'WLoH-plasseringsannsynlighetsberegning');
+
+if (defined($match_player) && defined($match_position)) {
+	my $tmpnam = write_parms_to_file($aux_parms, $match_stddev, \%ratings, $cov);
+
+	--$match_player;
+	--$match_position;
+
+	my @scenario = ();
+	open MCCALC, "$config::base_dir/mcwordfeud $trials $match_player $match_position < $tmpnam |"
+		or die "mccalc: $!";
+	while (<MCCALC>) {
+		/(\d+) (\d+) (-?\d+)/ or next;
+		chomp;
+		push @scenario, [ $1, $2, $3 ];
+	}
+	close MCCALC;
+	unlink $tmpnam;
+
+	my @sorted_players = sort { $players{$a} cmp $players{$b} } keys %players;
+	my $player_name = $players{$sorted_players[$match_player]};
+
+	if (scalar @scenario == 0) {
+		printf "    <p>Fant ingen m&aring;te <strong>%s</strong> kan ende p&aring; <strong>%d.</strong> plass p&aring;.</p>\n",
+			$player_name, ($match_position + 1);
+	} else {
+		printf "    <p>Scenario der <strong>%s</strong> ender p&aring; <strong>%d.</strong> plass:</p>\n",
+			$player_name, ($match_position + 1);
+		print "    <ul>\n";
+		for my $m (@scenario) {
+			printf "    <li>%s &ndash; %s: %+d</li>\n", $players{$m->[0]}, $players{$m->[1]}, $m->[2];
+		}
+		print "    </ul>\n";
+	}
+} else {
+	POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
+	wloh_common::print_navbar($cgi, $dbh, $locale);
+	printf <<"EOF", $match_stddev;
     <h1>WLoH-plasseringsannsynlighetsberegning</h1>
 
+    <p><em>Dette er et hobbyprosjekt fra tredjepart, og ikke en offisiell del av
+      <a href="http://wordfeud.aasmul.net/">Wordfeud Leage of Honour</a>.</em></p>
+
     <p>Beregningen tar ikke hensyn til ujevn spillestyrke, ting som er sagt i forumet e.l.;
       den antar at samtlige uspilte kamper trekkes fra en normalfordeling med standardavvik
       %.1f poeng. Sannsynlighetene kan summere til andre tall enn 100%% pga. avrunding.
-      Tallene vil variere litt fra gang til gang fordi utregningen skjer ved randomisering.</p>
-
-    <p>Andre divisjoner enn 1. divisjon kommer etter hvert.</p>
+      Tallene vil variere litt fra gang til gang fordi utregningen skjer ved randomisering.
+      For scenarioeksempel, klikk i en rute.</p>
 
     <p>Spillerne er sortert etter nick.</p>
 EOF
 
-make_table({});
+	print_division_selector($dbh, $locale, \@divisions, \@subdivisions, $division, $subdivision);
+
+	my $max_division = $divisions[$#divisions];
+	my $lowest_division = ($division == $max_division);
+	make_table($locale, $aux_parms, $match_stddev, $lowest_division, {}, {}, $division, $subdivision);
 
-print <<"EOF";
-    <p>Under er en variant som pr&oslash;ver &aring; ta relativ spillestyrke med i betraktningen.
-      Disse er basert p&aring; WLoH-data og oppdateres hver hele time (takk til Lobotommy for tilgang!),
-      men modellen er forel&oslash;pig ikke fullstendig tunet.</p>
+	print <<"EOF";
+    <p style="clear: both; padding-top: 1em;">Under er en variant som tar relativ spillestyrke med i beregningen;
+      se <a href="rating">ratingsiden</a>.</p>
 EOF
 
-make_table(\%ratings);
+	make_table($locale, $aux_parms, $match_stddev, $lowest_division, \%ratings, $cov, $division, $subdivision);
 
-print << "EOF";
-    </table>
-  </body>
-</html>
-EOF
+	my $avg_rating = find_avg_rating(\%ratings);
+	printf "    <p style=\"clear: both; padding-top: 1em;\">Gjennomsnittlig rating i denne avdelingen er <strong>%.1f</strong>.</p>\n", $avg_rating;
+
+	if (defined($cgi->param('showcov'))) {
+		make_cov_table($cov);
+	}
+
+	wloh_common::output_last_sync($dbh);
+}
+
+print_footer();