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1 use utf8;
2 package Gruntmaster::Data;
3
4 # Created by DBIx::Class::Schema::Loader
5 # DO NOT MODIFY THE FIRST PART OF THIS FILE
6
7 use strict;
8 use warnings;
9
10 use base 'DBIx::Class::Schema';
11
12 __PACKAGE__->load_namespaces;
13
14
15 # Created by DBIx::Class::Schema::Loader v0.07039 @ 2014-03-05 13:11:39
16 # DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:dAEmtAexvUaNXLgYz2rNEg
17
18 our $VERSION = '5999.000_010';
19
20 use Lingua::EN::Inflect qw/PL_N/;
21 use JSON::MaybeXS qw/decode_json/;
22 use List::Util qw/sum/;
23 use PerlX::Maybe qw/maybe/;
24 use Sub::Name qw/subname/;
25
26 use constant PROBLEM_PUBLIC_COLUMNS => [qw/id author writer level name owner private statement timeout olimit value/];
27 use constant USER_PUBLIC_COLUMNS => [qw/id admin name town university level/];
28 use constant JOBS_PER_PAGE => 10;
29
30 sub dynsub{
31 our ($name, $sub) = @_;
32 no strict 'refs';
33 *$name = subname $name => $sub
34 }
35
36 BEGIN {
37 for my $rs (qw/contest contest_problem job open problem user/) {
38 my $rsname = ucfirst $rs;
39 $rsname =~ s/_([a-z])/\u$1/g;
40 dynsub PL_N($rs) => sub { $_[0]->resultset($rsname) };
41 dynsub $rs => sub { $_[0]->resultset($rsname)->find($_[1]) };
42 }
43 }
44
45 sub calc_score{
46 my ($mxscore, $time, $tries, $totaltime) = @_;
47 my $score = $mxscore;
48 $time = 0 if $time < 0;
49 $time = 300 if $time > $totaltime;
50 $score = ($totaltime - $time) / $totaltime * $score;
51 $score -= $tries / 10 * $mxscore;
52 $score = $mxscore * 3 / 10 if $score < $mxscore * 3 / 10;
53 int $score + 0.5
54 }
55
56 sub standings {
57 my ($self, $ct) = @_;
58 $ct &&= $self->contest($ct);
59
60 my @problems = map { $_->problem } $self->contest_problems->search({contest => $ct && $ct->id}, {qw/join problem order_by problem.level/});
61 my (%scores, %tries);
62 for my $job ($self->jobs->search({contest => $ct && $ct->id}, {order_by => 'id'})) {
63 if ($ct) {
64 my $open = $self->opens->find($ct->id, $job->problem->id, $job->owner->id);
65 my $time = $job->date - ($open ? $open->time : $ct->start);
66 next if $time < 0;
67 my $value = $job->problem->value;
68 my $factor = $job->result ? 0 : 1;
69 $factor = $1 / 100 if $job->result_text =~ /^(\d+ )/;
70 $scores{$job->owner->id}{$job->problem->id} = int ($factor * calc_score ($value, $time, $tries{$job->owner->id}{$job->problem->id}++, $ct->stop - $ct->start));
71 } else {
72 no warnings 'numeric';
73 $scores{$job->owner->id}{$job->problem->id} = 0 + $job->result_text || ($job->result ? 0 : 100)
74 }
75 }
76
77 my @st = sort { $b->{score} <=> $a->{score} or $a->{user}->id cmp $b->{user}->id} map {
78 my $user = $_;
79 +{
80 user => $self->user($user),
81 score => sum (values %{$scores{$user}}),
82 scores => [map { $scores{$user}{$_->id} // '-'} @problems],
83 problems => $ct,
84 }
85 } keys %scores;
86
87 $st[0]->{rank} = 1;
88 $st[$_]->{rank} = $st[$_ - 1]->{rank} + ($st[$_]->{score} < $st[$_ - 1]->{score}) for 1 .. $#st;
89 @st
90 }
91
92 sub user_list {
93 my $rs = $_[0]->users->search(undef, {order_by => 'name', columns => USER_PUBLIC_COLUMNS});
94 [ map +{ $_->get_columns }, $rs->all ]
95 }
96
97 sub user_entry {
98 my ($self, $id) = @_;
99 +{ $self->users->find($id, {columns => USER_PUBLIC_COLUMNS})->get_columns }
100 }
101
102 sub problem_list {
103 my ($self, %args) = @_;
104 my $rs = $self->problems->search(undef, {order_by => 'me.name', columns => PROBLEM_PUBLIC_COLUMNS, prefetch => 'owner'});
105 $rs = $rs->search({-or => ['contest_problems.contest' => undef, 'contest.stop' => {'<=', time}], 'me.private' => 0}, {join => {'contest_problems' => 'contest'}, distinct => 1}) unless $args{contest};
106 $rs = $rs->search({'contest_problems.contest' => $args{contest}}, {join => 'contest_problems'}) if $args{contest};
107 $rs = $rs->search({'me.owner' => $args{owner}}) if $args{owner};
108 my %params;
109 $params{contest} = $args{contest} if $args{contest};
110 for ($rs->all) {
111 $params{$_->level} //= [];
112 push @{$params{$_->level}}, {$_->get_columns, owner_name => $_->owner->name} ;
113 }
114 \%params
115 }
116
117 sub problem_entry {
118 my ($self, $id, $contest, $user) = @_;
119 my $pb = $self->problems->find($id, {columns => PROBLEM_PUBLIC_COLUMNS, prefetch => 'owner'});
120 my $running = $contest && $self->contest($contest)->is_running;
121 eval {
122 $self->opens->create({
123 contest => $contest,
124 problem => $id,
125 owner => $user,
126 time => time,
127 })
128 } if $running;
129 +{ $pb->get_columns, owner_name => $pb->owner->name, cansubmit => $contest ? $running : 1 }
130 }
131
132 sub contest_list {
133 my ($self, %args) = @_;
134 my $rs = $self->contests->search(undef, {order_by => {-desc => 'start'}, prefetch => 'owner'});
135 $rs = $rs->search({owner => $args{owner}}) if $args{owner};
136 my %params;
137 for ($rs->all) {
138 my $state = $_->is_pending ? 'pending' : $_->is_running ? 'running' : 'finished';
139 $params{$state} //= [];
140 push @{$params{$state}}, { $_->get_columns, started => !$_->is_pending, owner_name => $_->owner->name };
141 }
142 \%params
143 }
144
145 sub contest_entry {
146 my ($self, $id) = @_;
147 my $ct = $self->contest($id);
148 +{ $ct->get_columns, started => !$ct->is_pending, owner_name => $ct->owner->name }
149 }
150
151 sub job_list {
152 my ($self, %args) = @_;
153 $args{page} //= 1;
154 my $rs = $self->jobs->search(undef, {order_by => {-desc => 'me.id'}, prefetch => ['problem', 'owner'], rows => JOBS_PER_PAGE, page => $args{page}});
155 $rs = $rs->search({'me.owner' => $args{owner}}) if $args{owner};
156 $rs = $rs->search({contest => $args{contest}}) if $args{contest};
157 $rs = $rs->search({problem => $args{problem}}) if $args{problem};
158 return {
159 log => [map {
160 my %params = $_->get_columns;
161 $params{owner_name} = $_->owner->name;
162 $params{problem_name} = $_->problem->name;
163 $params{results} &&= decode_json $params{results};
164 $params{size} = length $params{source};
165 delete $params{source};
166 \%params
167 } $rs->all],
168 current_page => $rs->pager->current_page,
169 maybe previous_page => $rs->pager->previous_page,
170 maybe next_page => $rs->pager->next_page,
171 maybe last_page => $rs->pager->last_page,
172 }
173 }
174
175 sub job_entry {
176 my ($self, $id) = @_;
177 my $job = $self->jobs->find($id, {prefetch => ['problem', 'owner']});
178 my %params = $job->get_columns;
179 $params{owner_name} = $job->owner->name;
180 $params{problem_name} = $job->problem->name;
181 $params{results} &&= decode_json $params{results};
182 $params{size} = length $params{source};
183 delete $params{source};
184 \%params
185 }
186
187 1;
188
189 __END__
190
191 =encoding utf-8
192
193 =head1 NAME
194
195 Gruntmaster::Data - Gruntmaster 6000 Online Judge -- database interface and tools
196
197 =head1 SYNOPSIS
198
199 my $db = Gruntmaster::Data->connect('dbi:Pg:');
200
201 my $problem = $db->problem('my_problem');
202 $problem->update({timeout => 2.5}); # Set time limit to 2.5 seconds
203 $problem->rerun; # And rerun all jobs for this problem
204
205 # ...
206
207 my $contest = $db->contests->create({ # Create a new contest
208 id => 'my_contest',
209 name => 'My Awesome Contest',
210 start => time + 100,
211 end => time + 1900,
212 });
213 $db->contest_problems->create({ # Add a problem to the contest
214 contest => 'my_contest',
215 problem => 'my_problem',
216 });
217
218 say 'The contest has not started yet' if $contest->is_pending;
219
220 # ...
221
222 my @jobs = $db->jobs->search({contest => 'my_contest', owner => 'MGV'})->all;
223 $_->rerun for @jobs; # Rerun all jobs sent by MGV in my_contest
224
225 =head1 DESCRIPTION
226
227 Gruntmaster::Data is the interface to the Gruntmaster 6000 database. Read the L<DBIx::Class> documentation for usage information.
228
229 In addition to the typical DBIx::Class::Schema methods, this module contains several convenience methods:
230
231 =over
232
233 =item contests
234
235 Equivalent to C<< $schema->resultset('Contest') >>
236
237 =item contest_problems
238
239 Equivalent to C<< $schema->resultset('ContestProblem') >>
240
241 =item jobs
242
243 Equivalent to C<< $schema->resultset('Job') >>
244
245 =item problems
246
247 Equivalent to C<< $schema->resultset('Problem') >>
248
249 =item users
250
251 Equivalent to C<< $schema->resultset('User') >>
252
253 =item contest($id)
254
255 Equivalent to C<< $schema->resultset('Contest')->find($id) >>
256
257 =item job($id)
258
259 Equivalent to C<< $schema->resultset('Job')->find($id) >>
260
261 =item problem($id)
262
263 Equivalent to C<< $schema->resultset('Problem')->find($id) >>
264
265 =item user($id)
266
267 Equivalent to C<< $schema->resultset('User')->find($id) >>
268
269 =item user_list
270
271 Returns a list of users as an arrayref containing hashrefs.
272
273 =item user_entry($id)
274
275 Returns a hashref with information about the user $id.
276
277 =item problem_list([%args])
278
279 Returns a list of problems grouped by level. A hashref with levels as keys.
280
281 Takes the following arguments:
282
283 =over
284
285 =item owner
286
287 Only show problems owned by this user
288
289 =item contest
290
291 Only show problems in this contest
292
293 =back
294
295 =item problem_entry($id, [$contest, $user])
296
297 Returns a hashref with information about the problem $id. If $contest and $user are present, problem open data is updated.
298
299 =item contest_list([%args])
300
301 Returns a list of contests grouped by state. A hashref with the following keys:
302
303 =over
304
305 =item pending
306
307 An arrayref of hashrefs representing pending contests
308
309 =item running
310
311 An arrayref of hashrefs representing running contests
312
313 =item finished
314
315 An arrayref of hashrefs representing finished contests
316
317 =back
318
319 Takes the following arguments:
320
321 =over
322
323 =item owner
324
325 Only show contests owned by this user.
326
327 =back
328
329 =item contest_entry($id)
330
331 Returns a hashref with information about the contest $id.
332
333 =item job_list([%args])
334
335 Returns a list of jobs as an arrayref containing hashrefs. Takes the following arguments:
336
337 =over
338
339 =item owner
340
341 Only show jobs submitted by this user.
342
343 =item contest
344
345 Only show jobs submitted in this contest.
346
347 =item problem
348
349 Only show jobs submitted for this problem.
350
351 =item page
352
353 Show this page of results. Defaults to 1. Pages have 10 entries, and the first page has the most recent jobs.
354
355 =back
356
357 =item job_entry($id)
358
359 Returns a hashref with information about the job $id.
360
361 =back
362
363 =head1 AUTHOR
364
365 Marius Gavrilescu E<lt>marius@ieval.roE<gt>
366
367 =head1 COPYRIGHT AND LICENSE
368
369 Copyright (C) 2014 by Marius Gavrilescu
370
371 This library is free software; you can redistribute it and/or modify
372 it under the same terms as Perl itself, either Perl version 5.18.1 or,
373 at your option, any later version of Perl 5 you may have available.
374
375
376 =cut
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