X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=www%2Findex.pl;h=efa55175bd828ef927a485e0d6172004fc138435;hb=ec88f67e841ab19faaac402bf981237b0e101c8e;hp=325c218a02732caad7ef508b6c1cffa7a2ee56dc;hpb=95122747b7f8e954595bde9ed0eb7b831aa5f6b6;p=wloh

diff --git a/www/index.pl b/www/index.pl
index 325c218..efa5517 100755
--- a/www/index.pl
+++ b/www/index.pl
@@ -9,8 +9,11 @@ use POSIX;
 use Devel::Peek;
 use HTML::Entities;
 use Encode;
+use utf8;
 use locale;
-require '../config.pm';
+use lib qw(../include);
+require 'config.pm';
+require 'common.pm';
 
 my $cgi = CGI->new;
 
@@ -25,28 +28,121 @@ binmode STDOUT, ':utf8';
 
 my %players = ();
 my %ratings = ();
+my %ratings_stddev = ();
 my @matches = ();
-my %parms = ();
-my $match_stddev;
-
-sub sanitize {
-	return HTML::Entities::encode_entities(shift);
-}
 
 sub color {
 	my $x = shift;
 	return int(255.0 * ($x ** (1.80)));
 }
 
-sub make_table {
-	my ($lowest_division, $used_ratings) = @_;
+sub get_divisions {
+	my ($dbh, $locale, $season) = @_;
 
-	print <<"EOF";
+	my @divisions = ();
 
-    <table>
-      <tr>
-        <th></th>
-EOF
+	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, $ref->{'avdeling'};
+	}
+
+	return @subdivisions;
+}
+
+sub get_division_selector {
+	my ($divisions, $division) = @_;
+
+	my @ret = ();
+	for my $d (@$divisions) {
+		my $parms = {
+			'option' => $d,
+			'option/value' => $d,
+		};
+		$parms->{'option/selected'} = 'selected' if ($d == $division);
+		push @ret, $parms;
+	}
+	return \@ret;
+}
+
+sub get_players_and_ratings {
+	my ($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} = 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 $cov;
+}
+
+sub write_parms_to_file {
+	my ($locale, $aux_parms, $match_stddev, $used_ratings, $used_cov) = @_;
+
+	wloh_common::set_locale($locale);
+
+	my @sorted_players = sort { $players{$a} cmp $players{$b} } keys %players;
 
 	POSIX::setlocale(&POSIX::LC_ALL, 'C');
 
@@ -57,12 +153,21 @@ 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) {
@@ -70,8 +175,15 @@ EOF
 	}
 	close MCCALC;
 
-	POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
+	wloh_common::set_locale($locale);
+
+	return $tmpnam;
+}
+
+sub make_table {
+	my ($locale, $aux_parms, $match_stddev, $lowest_division, $used_ratings, $used_cov, $division, $subdivision, $table_id) = @_;
 
+	my $tmpnam = write_parms_to_file($locale, $aux_parms, $match_stddev, $used_ratings, $used_cov);
 	my %prob = ();
 
 	open MCCALC, "$config::base_dir/mcwordfeud $trials < $tmpnam |"
@@ -80,22 +192,27 @@ 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;
+
+	# Make list of ranks. (Relegation is handled specially.)
+	my @ranks = ();
 	for my $i (1..$num_games) {
-		print "        <th>$i.</th>\n";
+		push @ranks, { 'th' => "$i." };
 	}
-	print "        <th>NEDRYKK</th>\n" unless ($lowest_division);
-	print "      </tr>\n";
 
+	my @players = ();
+
+	my $pnum = 0;
 	for my $player (sort { $a cmp $b } keys %prob) {
-		print "      <tr>\n";
-		print "        <th>$player</th>\n";
+		++$pnum;
+
+		my @player_ranks = ();
 
 		for my $i (1..$num_games) {
 			my $pn = $prob{$player}->[$i - 1] / $trials;
@@ -110,7 +227,20 @@ EOF
 				($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] == $trials) {
+				push @player_ranks, {
+					'td/style' => "background-color: rgb($r, $g, $b)",
+					'td' => sprintf("%.1f%%", $pn * 100.0),
+					'link' => ''
+				};
+			} else {
+				push @player_ranks, {
+					'td/style' => "background-color: rgb($r, $g, $b)",
+					'a' => sprintf("%.1f%%", $pn * 100.0),
+					'a/href' => "javascript:showScenario('$table_id', '/$locale/?divisjon=$division;avdeling=$subdivision;spiller=$pnum;posisjon=$i')"
+				};
+			}
 		}
 
 		unless ($lowest_division) {
@@ -119,174 +249,170 @@ EOF
 			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", $pn * 100.0;
+			push @player_ranks, {
+				'td/style' => "background-color: rgb($r, $g, $b)",
+				'td' => sprintf("%.1f%%", $pn * 100.0),
+				'link' => ''
+			};
 		}
-		print "      </tr>\n";
+		push @players, {
+			'player' => $player,
+			'player-ranks' => \@player_ranks
+		};
 	}
 
-	print << "EOF";
-    </table>
-EOF
+	my $parms = {
+		'ranks' => \@ranks,
+		'tbody' => \@players,
+	};
+	$parms->{'relegation'} = '' if ($lowest_division);
+	return $parms;
 }
 
-# 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'};
+	my @player_list = ();
+	for my $player (@players) {
+		push @player_list, { 'th' => $players{$player} };
+	}
+
+	my @player_rows = ();
+	for my $player (@players) {
+		my @elements = ();
+		for my $player2 (@players) {
+			my $c = sprintf("%.2f", $cov->{$player}{$player2});
+			push @elements, { 'td' => $c };
+		}
+		push @player_rows, {
+			'#player' => $players{$player},
+			'elements' => \@elements
+		};
+	}
+
+	return {
+		'player-list' => \@player_list,
+		'tbody' => \@player_rows
+	};
 }
-$match_stddev = $parms{-2} * sqrt(2.0);
 
-my $season;
-my $division = $cgi->param('divisjon') // -1;
-my $subdivision = $cgi->param('avdeling') // -1;
-my $last_division = 0;
+sub find_avg_rating {
+	my ($ratings) = shift;
 
-POSIX::setlocale(&POSIX::LC_ALL, 'nb_NO.UTF-8');
+	my $sum_rating = 0.0;
+	for my $r (values %$ratings) {
+		$sum_rating += ($r // 500.0);
+	}
+	return $sum_rating / scalar keys %$ratings;
+}
 
-print $cgi->header(-type=>'text/html; charset=utf-8', -expires=>'now');
-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>
-    <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>Spillerne er sortert etter nick.</p>
-
-    <form method="get" action="/">
 EOF
-
-$q = $dbh->prepare('SELECT MAX(sesong) AS max_sesong FROM fotballserier');
-$q->execute;
-my $season;
-while (my $ref = $q->fetchrow_hashref) {
-	$season = $ref->{'max_sesong'};
 }
 
-print <<"EOF";
-     <p>Divisjon:
-        <select name="divisjon" onchange="form.submit();">
+sub print_footer {
+	print <<"EOF";
+  </body>
+</html>
 EOF
+}
 
-$q = $dbh->prepare('SELECT DISTINCT(divisjon) FROM fotballserier WHERE sesong=? ORDER BY divisjon');
-$q->execute($season);
+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 $found_division = 0;
-my $max_division;
+my $division = $cgi->param('divisjon') // -1;
+my $subdivision = $cgi->param('avdeling') // -1;
+my $match_player = $cgi->param('spiller');
+my $match_position = $cgi->param('posisjon');
 
-while (my $ref = $q->fetchrow_hashref) {
-	my $d = $ref->{'divisjon'};
-	if ($d == $division) {
-		print "        <option value=\"$d\" selected=\"selected\">$d</option>\n";
-		$found_division = 1;
-	} else {
-		print "        <option value=\"$d\">$d</option>\n";
-	}
-	$max_division = $d;
-}
+my $season = wloh_common::get_max_season($dbh, $locale);
+die "Nonexistent locale!" if (!defined($season));
 
-$division = 1 if (!$found_division);
+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);
 
-print <<"EOF";
-        </select>
-        Avdeling:
-        <select name="avdeling" onchange="form.submit();">
-EOF
+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);
 
-$q = $dbh->prepare('SELECT DISTINCT(avdeling) FROM fotballserier WHERE sesong=? AND divisjon=? ORDER BY avdeling');
-$q->execute($season, $division);
+if (defined($match_player) && defined($match_position)) {
+	my $tmpnam = write_parms_to_file($locale, $aux_parms, $match_stddev, \%ratings, $cov);
 
-my $found_subdivision = 0;
+	--$match_player;
+	--$match_position;
 
-while (my $ref = $q->fetchrow_hashref) {
-	my $sd = $ref->{'avdeling'};
-	if ($sd == $subdivision) {
-		print "        <option value=\"$sd\" selected=\"selected\">$sd</option>\n";
-		$found_subdivision = 1;
-	} else {
-		print "        <option value=\"$sd\">$sd</option>\n";
+	my @scenario = ();
+	open MCCALC, "$config::base_dir/mcwordfeud $trials $match_player $match_position < $tmpnam |"
+		or die "mccalc: $!";
+	while (<MCCALC>) {
+		/(\d+) (\d+) (-?\d+)/ or next;
+		chomp;
+		push @scenario, {
+			'player-1' => $players{$1},
+			'player-2' => $players{$2},
+			'result' => sprintf("%+d", $3),
+		};
 	}
-}
-
-$subdivision = 1 if (!$found_subdivision);
-
-print <<"EOF";
-        </select>
-        <input type="submit" value="Vis" />
-      </p>
-    </form>
-EOF
+	close MCCALC;
+	unlink $tmpnam;
 
-# Get players and ratings
-$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);
+	my @sorted_players = sort { $players{$a} cmp $players{$b} } keys %players;
+	my $player_name = $players{$sorted_players[$match_player]};
 
-while (my $ref = $q->fetchrow_hashref) {
-	my $id = $ref->{'id'};
-	$players{$id} = sanitize(Encode::decode_utf8($ref->{'navn'}));
-	$ratings{$id} = $ref->{'rating'};
-}
-$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);
-
-while (my $ref = $q->fetchrow_hashref) {
-	push @matches, [ $ref->{'p1'}, $ref->{'p2'}, $ref->{'score1'}, $ref->{'score2'} ];
+	if (scalar @scenario == 0) {
+		print CGI->header(-type=>'text/html; charset=utf-8', -expires=>'+5m');
+		wloh_common::process_template('scenario-not-found', $locale, {
+			'#nick' => $player_name,
+			'#rank' => sprintf("%d.", $match_position + 1)
+		});
+	} else {
+		print CGI->header(-type=>'text/html; charset=utf-8', -expires=>'+5m');
+		wloh_common::process_template('scenario', $locale, {
+			'#nick' => $player_name,
+			'#rank' => sprintf("%d.", $match_position + 1),
+			'#results' => \@scenario
+		});
+	}
+} else {
+	wloh_common::set_locale($locale);
+
+	my $max_division = $divisions[$#divisions];
+	my $lowest_division = ($division == $max_division);
+	my $basic_table = make_table($locale, $aux_parms, $match_stddev, $lowest_division, {}, {}, $division, $subdivision, 'scenario1');
+	my $adjusted_table = make_table($locale, $aux_parms, $match_stddev, $lowest_division, \%ratings, $cov, $division, $subdivision, 'scenario2');
+	my $cov_table = (defined($cgi->param('showcov'))) ? make_cov_table($cov) : '';
+
+	my $avg_rating = find_avg_rating(\%ratings);
+
+	print CGI->header(-type=>'text/html; charset=utf-8', -expires=>'+5m');
+	wloh_common::process_template('index', $locale, {
+		'#navbar' => wloh_common::get_navbar($cgi, $dbh, $locale),
+		'#division-selector/action' => "/$locale/",
+		'#division' => get_division_selector(\@divisions, $division),
+		'#subdivision' => get_division_selector(\@subdivisions, $subdivision),
+		'#basic-probabilities' => $basic_table,
+		'#adjusted-probabilities' => $adjusted_table,
+		'cov-table' => $cov_table,
+		'match-stddev' => sprintf("%.1f", $match_stddev),
+		'#average-rating' => sprintf("%.1f", $avg_rating),
+		'last-sync' => wloh_common::get_last_sync($dbh),
+	});
 }
-$q->finish;
-
-my $lowest_division = ($division == $max_division);
-make_table($lowest_division, {});
 
-print <<"EOF";
-    <p>Under er en variant som tar relativ spillestyrke med i beregningen;
-      se <a href="/rating">ratingsiden</a>.</p>
-EOF
-
-make_table($lowest_division, \%ratings);
-
-print << "EOF";
-    </table>
-  </body>
-</html>
-EOF