X-Git-Url: http://git.ieval.ro/?a=blobdiff_plain;f=lib%2FGruntmaster%2FData.pm;h=4393a62de6f687d724f8cab874b7e190cfd31283;hb=5bfe4fee59691741265842a2d06cf53a1d86aa6e;hp=608ca50d9350b5fc0b8860c168f81e6f8d8cc98f;hpb=4779105915c19046793a5fc2e3c920d3e9deef29;p=gruntmaster-data.git

diff --git a/lib/Gruntmaster/Data.pm b/lib/Gruntmaster/Data.pm
index 608ca50..4393a62 100644
--- a/lib/Gruntmaster/Data.pm
+++ b/lib/Gruntmaster/Data.pm
@@ -1,187 +1,301 @@
-use utf8;
 package Gruntmaster::Data;
+use 5.014;
+use warnings;
 
-# Created by DBIx::Class::Schema::Loader
-# DO NOT MODIFY THE FIRST PART OF THIS FILE
+use parent qw/Exporter/;
+our $VERSION = '5999.000_013';
+our @EXPORT = qw/purge db user_list user_entry problem_list problem_entry contest_list contest_entry contest_full contest_has_problem job_list job_entry job_full create_job standings update_status rerun_job/; ## no critic (ProhibitAutomaticExportation)
 
-use strict;
-use warnings;
+use JSON::MaybeXS qw/decode_json/;
+use HTTP::Tiny;
+use PerlX::Maybe qw/maybe/;
 
-use base 'DBIx::Class::Schema';
+use DBI;
+use DBIx::Simple;
+use List::Util qw/sum/;
+use SQL::Abstract;
 
-__PACKAGE__->load_namespaces;
+use constant PROBLEM_PUBLIC_COLUMNS => [qw/id author writer level name owner private timeout olimit value/];
+use constant JOBS_PER_PAGE => 50;
 
+my %statements = (
+	user_list_sth => 'SELECT * FROM user_list LIMIT 200',
+	user_entry_sth => 'SELECT * FROM user_data WHERE id = ?',
 
-# Created by DBIx::Class::Schema::Loader v0.07039 @ 2014-03-05 13:11:39
-# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:dAEmtAexvUaNXLgYz2rNEg
+	problem_status_sth => 'SELECT problem,solved FROM problem_status WHERE owner = ?',
+	contest_status_sth => 'SELECT contest,score,rank FROM contest_status WHERE owner = ?',
 
-our $VERSION = '5999.000_008';
+	contest_list_sth => 'SELECT * FROM contest_entry',
+	contest_entry_sth => 'SELECT * FROM contest_entry WHERE id = ?',
+	contest_full_sth => 'SELECT * FROM contests WHERE id = ?',
+	contest_problems_sth => 'SELECT problem FROM contest_problems JOIN problems pb ON problem=pb.id WHERE contest = ? ORDER BY pb.value',
+	contest_has_problem_sth => 'SELECT EXISTS(SELECT 1 FROM contest_problems WHERE contest = ? AND problem = ?)',
+	opens_sth => 'SELECT problem,owner,time FROM opens WHERE contest = ?',
 
-use Lingua::EN::Inflect qw/PL_N/;
-use JSON qw/decode_json/;
-use List::Util qw/sum/;
-use Sub::Name qw/subname/;
+	problem_entry_sth => 'SELECT ' . (join ',', @{PROBLEM_PUBLIC_COLUMNS()}, 'statement', 'solution') . ' FROM problems WHERE id = ?',
+	limits_sth => 'SELECT format,timeout FROM limits WHERE problem = ?',
+	problem_values_sth => 'SELECT id,value FROM problems',
 
-use constant PROBLEM_PUBLIC_COLUMNS => [qw/id author writer level name owner private statement timeout olimit value/];
-use constant USER_PUBLIC_COLUMNS => [qw/id admin name town university level/];
-use constant JOBS_PER_PAGE => 10;
+	job_entry_sth => 'SELECT * FROM job_entry WHERE id = ?',
+	job_full_sth => 'SELECT * FROM jobs WHERE id = ?',
 
-sub dynsub{
-	our ($name, $sub) = @_;
-	no strict 'refs';
-	*$name = subname $name => $sub
-}
+	rerun_job_sth => 'UPDATE jobs SET daemon=NULL,result=-2,result_text=NULL,results=NULL,errors=NULL WHERE id = ?',
+);
 
-BEGIN {
-	for my $rs (qw/contest contest_problem job open problem user/) {
-		my $rsname = ucfirst $rs;
-		$rsname =~ s/_([a-z])/\u$1/g;
-		dynsub PL_N($rs) => sub { $_[0]->resultset($rsname)              };
-		dynsub      $rs  => sub { $_[0]->resultset($rsname)->find($_[1]) };
-	}
-}
+our $db;
+sub db () { $db }
 
-use constant LEVEL_VALUES => {
-	beginner => 100,
-	easy => 250,
-	medium => 500,
-	hard => 1000,
+sub init {
+	$db = DBIx::Simple->new(@_);
+	$db->keep_statements = 100;
 };
 
-sub calc_score{
-	my ($mxscore, $time, $tries, $totaltime) = @_;
-	my $score = $mxscore;
-	$time = 0 if $time < 0;
-	$time = 300 if $time > $totaltime;
-	$score = ($totaltime - $time) / $totaltime * $score;
-	$score -= $tries / 10 * $mxscore;
-	$score = $mxscore * 3 / 10 if $score < $mxscore * 3 / 10;
-	int $score + 0.5
+sub purge;
+
+sub query {
+	my ($stat, @extra) = @_;
+	$db->query($statements{$stat}, @extra)
 }
 
-sub standings {
-	my ($self, $ct) = @_;
-	$ct &&= $self->contest($ct);
-
-	my @problems = map { $_->problem } $self->contest_problems->search({contest => $ct && $ct->id}, {qw/join problem order_by problem.level/});
-	my (%scores, %tries);
-	for my $job ($self->jobs->search({contest => $ct && $ct->id}, {order_by => 'id'})) {
-		if ($ct) {
-			my $open = $self->opens->find($ct->id, $job->problem->id, $job->owner->id);
-			my $time = $job->date - ($open ? $open->time : $ct->start);
-			next if $time < 0;
-			my $value = $job->problem->value // LEVEL_VALUES->{$job->problem->level};
-			my $factor = $job->result ? 0 : 1;
-			$factor = $1 / 100 if $job->result_text =~ /^(\d+ )/;
-			$scores{$job->owner->id}{$job->problem->id} = int ($factor * calc_score ($value, $time, $tries{$job->owner->id}{$job->problem->id}++, $ct->stop - $ct->start));
-		} else {
-			no warnings 'numeric';
-			$scores{$job->owner->id}{$job->problem->id} = 0 + $job->result_text || ($job->result ? 0 : 100)
-		}
+my (%name_cache, %name_cache_time);
+use constant NAME_CACHE_MAX_AGE => 5;
+
+sub object_name {
+	my ($table, $id) = @_;
+	$name_cache_time{$table} //= 0;
+	if (time - $name_cache_time{$table} > NAME_CACHE_MAX_AGE) {
+		$name_cache_time{$table} = time;
+		$name_cache{$table} = {};
+		$name_cache{$table} = $db->select($table, 'id,name')->map;
 	}
 
-	my @st = sort { $b->{score} <=> $a->{score} or $a->{user}->id cmp $b->{user}->id} map {
-		my $user = $_;
-		+{
-			user => $self->user($user),
-			score => sum (values $scores{$user}),
-			scores => [map { $scores{$user}{$_->id} // '-'} @problems],
-			problems => $ct,
+	$name_cache{$table}{$id}
+}
+
+
+sub add_names ($) { ## no critic (ProhibitSubroutinePrototypes)
+	my ($el) = @_;
+	if (ref $el eq 'ARRAY') {
+		&add_names ($_) for @$el ## no critic (ProhibitAmpersandSigils)
+	} else {
+		for my $object (qw/contest owner problem/) {
+			my $table = $object eq 'owner' ? 'users' : "${object}s";
+			$el->{"${object}_name"} = object_name $table, $el->{$object} if defined $el->{$object}
 		}
-	} keys %scores;
+	}
 
-	$st[0]->{rank} = 1;
-	$st[$_]->{rank} = $st[$_ - 1]->{rank} + ($st[$_]->{score} < $st[$_ - 1]->{score}) for 1 .. $#st;
-	@st
+	$el
 }
 
-sub user_list {
-	my $rs = $_[0]->users->search(undef, {order_by => 'name', columns => USER_PUBLIC_COLUMNS});
-	[ map +{ $_->get_columns }, $rs->all ]
-}
+sub user_list { +{us => scalar query('user_list_sth')->hashes} }
 
 sub user_entry {
-	my ($self, $id) = @_;
-	+{ $self->users->find($id, {columns => USER_PUBLIC_COLUMNS})->get_columns }
+	my ($id) = @_;
+	my $ret = query('user_entry_sth', $id)->hash;
+	$ret->{problems} = add_names query('problem_status_sth', $id)->hashes;
+	$ret->{contests} = add_names query('contest_status_sth', $id)->hashes;
+
+	$ret;
 }
 
 sub problem_list {
-	my ($self, %args) = @_;
-	my $rs = $self->problems->search(undef, {order_by => 'me.name', columns => PROBLEM_PUBLIC_COLUMNS, prefetch => 'owner'});
-	$rs = $rs->search({-or => ['contest_problems.contest' => undef, 'contest.stop' => {'<=', time}], 'me.private' => 0}, {join => {'contest_problems' => 'contest'}, distinct => 1}) unless $args{contest};
-	$rs = $rs->search({'contest_problems.contest' => $args{contest}}, {join => 'contest_problems'}) if $args{contest};
-	$rs = $rs->search({'me.owner' => $args{owner}}) if $args{owner};
+	my (%args) = @_;
+	my @columns = @{PROBLEM_PUBLIC_COLUMNS()};
+	push @columns, 'solution' if $args{solution};
+	my %where;
+	$where{private} = 0 unless $args{contest} || $args{private};
+	$where{'cp.contest'} = $args{contest} if $args{contest};
+	$where{owner} = $args{owner} if $args{owner};
+
+	my $table = $args{contest} ? 'problems JOIN contest_problems cp ON cp.problem = id' : 'problems';
+	my $ret = add_names $db->select(\$table, \@columns, \%where, 'name')->hashes;
+
 	my %params;
-	$params{contest} = $args{contest} if $args{contest};
-	for ($rs->all) {
-		$params{$_->level} //= [];
-		push $params{$_->level}, {$_->get_columns, owner_name => $_->owner->name} ;
+	for (@$ret) {
+		$params{$_->{level}} //= [];
+		push @{$params{$_->{level}}}, $_
 	}
 	\%params
 }
 
 sub problem_entry {
-	my ($self, $id, $contest, $user) = @_;
-	my $pb = $self->problems->find($id, {columns => PROBLEM_PUBLIC_COLUMNS, prefetch => 'owner'});
-	my $running = $contest && $self->contest($contest)->is_running;
-	eval {
-		$self->opens->create({
-			contest => $contest,
-			problem => $id,
-			owner => $user,
-			time => time,
-		})
-	} if $running;
-	+{ $pb->get_columns, owner_name => $pb->owner->name, cansubmit => $contest ? $running : 1 }
+	my ($id, $contest) = @_;
+	$contest = contest_entry ($contest) if $contest;
+	my $ret = add_names query(problem_entry_sth => $id)->hash;
+	my $limits = query(limits_sth => $id)->hashes;
+	$ret->{limits} = $limits if @$limits;
+
+	if ($contest) {
+		$ret->{contest_start} = $contest->{start};
+		$ret->{contest_stop}  = $contest->{stop};
+		delete $ret->{solution}
+	}
+
+	$ret
 }
 
 sub contest_list {
-	my ($self, %args) = @_;
-	my $rs = $self->contests->search(undef, {order_by => {-desc => 'start'}, prefetch => 'owner'});
-	$rs = $rs->search({owner => $args{owner}}) if $args{owner};
-	my %params;
-	for ($rs->all) {
-		my $state = $_->is_pending ? 'pending' : $_->is_running ? 'running' : 'finished';
-		$params{$state} //= [];
-		push $params{$state}, { $_->get_columns, started => !$_->is_pending, owner_name => $_->owner->name };
+	my $ret = add_names query('contest_list_sth')->hashes;
+
+	my %ret;
+	for (@$ret) {
+		my $state = $_->{finished} ? 'finished' : $_->{started} ? 'running' : 'pending';
+		$ret{$state} //= [];
+		push @{$ret{$state}}, $_;
 	}
-	\%params
+
+	\%ret
 }
 
 sub contest_entry {
-	my ($self, $id) = @_;
-	my $ct = $self->contest($id);
-	+{ $ct->get_columns, started => !$ct->is_pending, owner_name => $ct->owner->name }
+	my ($id) = @_;
+	add_names query(contest_entry_sth => $id)->hash;
+}
+
+sub contest_full {
+	my ($id) = @_;
+	scalar query(contest_full_sth => $id)->hash;
+}
+
+sub contest_has_problem {
+	my ($contest, $problem) = @_;
+	query('contest_has_problem_sth', $contest, $problem)->flat
 }
 
 sub job_list {
-	my ($self, %args) = @_;
+	my (%args) = @_;
 	$args{page} //= 1;
-	my $rs = $self->jobs->search(undef, {order_by => {-desc => 'me.id'}, prefetch => ['problem', 'owner'], rows => JOBS_PER_PAGE, offset => ($args{page} - 1) * JOBS_PER_PAGE});
-	$rs = $rs->search({'me.owner' => $args{owner}})   if $args{owner};
-	$rs = $rs->search({contest    => $args{contest}}) if $args{contest};
-	$rs = $rs->search({problem    => $args{problem}}) if $args{problem};
-	[map {
-		my %params = $_->get_columns;
-		$params{owner_name}   = $_->owner->name;
-		$params{problem_name} = $_->problem->name;
-		$params{results} &&= decode_json $params{results};
-		$params{size}      = length $params{source};
-		delete $params{source};
-		\%params
-	} $rs->all]
+	my %where = (
+		maybe contest => $args{contest},
+		maybe owner => $args{owner},
+		maybe problem => $args{problem},
+		maybe result => $args{result},
+	);
+	$where{private} = 0 unless $args{private};
+
+	my $rows = $db->select('job_entry', 'COUNT(*)', \%where)->list;
+	my $pages = int (($rows + JOBS_PER_PAGE - 1) / JOBS_PER_PAGE);
+	my ($stmt, @bind) = $db->abstract->select('job_entry', '*', \%where, {-desc => 'id'});
+	my $jobs = $db->query("$stmt LIMIT " . JOBS_PER_PAGE . ' OFFSET ' . ($args{page} - 1) * JOBS_PER_PAGE, @bind)->hashes;
+	my %ret = (
+		log => add_names $jobs,
+		current_page => $args{page},
+		last_page    => $pages,
+	);
+	$ret{previous_page} = $args{page} - 1 if $args{page} - 1;
+	$ret{next_page} = $args{page} + 1 if $args{page} < $pages;
+
+	\%ret;
 }
 
 sub job_entry {
-	my ($self, $id) = @_;
-	my $job = $self->jobs->find($id, {prefetch => ['problem', 'owner']});
-	my %params = $job->get_columns;
-	$params{owner_name}   = $job->owner->name;
-	$params{problem_name} = $job->problem->name;
-	$params{results} &&= decode_json $params{results};
-	$params{size}      = length $params{source};
-	delete $params{source};
-	\%params
+	my ($id) = @_;
+	my $ret = add_names query(job_entry_sth => $id)->hash;
+	$ret->{results} = decode_json $ret->{results} if $ret->{results};
+	$ret
+}
+
+sub job_full {
+	my ($id) = @_;
+	scalar query(job_full_sth => $id)->hash
+}
+
+sub create_job {
+	my (%args) = @_;
+	$db->update('users', {lastjob => time});
+	purge '/log/';
+	scalar $db->insert('jobs', \%args, {returning => 'id'})->list
+}
+
+sub calc_score {
+	my ($mxscore, $time, $tries, $totaltime) = @_;
+	my $score = $mxscore;
+	$time = 300 if $time > $totaltime; # uncoverable branch true does not happen anymore (only possible if opens are broken)
+	$score = ($totaltime - $time) / $totaltime * $score;
+	$score -= $tries / 10 * $mxscore;
+	$score = $mxscore * 3 / 10 if $score < $mxscore * 3 / 10;
+	int $score + 0.5
+}
+
+sub standings {
+	my ($ct) = @_;
+	$ct = contest_entry $ct;
+
+	my @problems = query(contest_problems_sth => $ct->{id})->flat;
+	my $pblist = problem_list;
+	my %values = query('problem_values_sth')->map;
+
+	my (%scores, %tries, %opens);
+	my $opens = query(opens_sth => $ct->{id});
+	while ($opens->into(my ($problem, $owner, $time))) {
+		$opens{$problem, $owner} = $time;
+	}
+
+	my $jobs = $db->select('job_entry', '*', {contest => $ct->{id}}, 'id');
+
+	while (my $job = $jobs->hash) {
+		my $open = $opens{$job->{problem}, $job->{owner}} // $ct->{start};
+		my $time = $job->{date} - $open;
+		next if $time < 0; # uncoverable branch true job sent before contest is deprecated
+		my $value = $values{$job->{problem}};
+		my $factor = $job->{result} ? 0 : 1;
+		$factor = $1 / 100 if $job->{result_text} =~ /^(\d+ )/s;
+		$scores{$job->{owner}}{$job->{problem}} = int ($factor * calc_score ($value, $time, $tries{$job->{owner}}{$job->{problem}}++, $ct->{stop} - $ct->{start}));
+	}
+
+	my @st = sort { $b->{score} <=> $a->{score} or $a->{user} cmp $b->{user} } map { ## no critic (ProhibitReverseSortBlock)
+		my $user = $_;
+		+{
+			user => $user,
+			user_name => object_name(users => $user),
+			score => sum (values %{$scores{$user}}),
+			scores => [map { $scores{$user}{$_} // '-'} @problems],
+		}
+	} keys %scores;
+
+	$st[0]->{rank} = 1 if @st;
+	$st[$_]->{rank} = $st[$_ - 1]->{rank} + ($st[$_]->{score} < $st[$_ - 1]->{score}) for 1 .. $#st;
+	+{
+		st => \@st,
+		problems => [map { [ $_, object_name(problems => $_)] } @problems],
+	}
+}
+
+sub update_status {
+	my $jobs = $db->select('jobs', 'id,owner,problem,result', {-not_bool => 'private'}, 'id');
+
+	my %hash;
+	while ($jobs->into(my ($id, $owner, $problem, $result))) {
+		$hash{$problem, $owner} = [$id, $result ? 0 : 1];
+	}
+
+	my @problem_statuses = map { [split ($;), @{$hash{$_}} ] } keys %hash;
+
+	my @contest_statuses = map {
+		my $ct = $_;
+		map { [$ct, $_->{user}, $_->{score}, $_->{rank}] } @{standings($ct)->{st}}
+	} $db->select('contests', 'id')->flat;
+
+	$db->begin;
+	$db->delete('problem_status');
+	$db->query('INSERT INTO problem_status (problem,owner,job,solved) VALUES (??)', @$_) for @problem_statuses;
+	$db->delete('contest_status');
+	$db->query('INSERT INTO contest_status (contest,owner,score,rank) VALUES (??)', @$_) for @contest_statuses;
+	$db->commit
+}
+
+sub rerun_job {
+	my ($id) = @_;
+	$db->query(rerun_job_sth => $id);
+	purge '/log/';
+	purge "/log/$id";
+}
+
+my @PURGE_HOSTS = exists $ENV{PURGE_HOSTS} ? split ' ', $ENV{PURGE_HOSTS} : ();
+my $ht = HTTP::Tiny->new;
+
+sub purge {
+	$ht->request(PURGE => "http://$_$_[0]") for @PURGE_HOSTS;
 }
 
 1;