use 5.014000;
use strict;
-use warnings;
-use parent qw/Plack::Component/;
-no if $] >= 5.017011, warnings => 'experimental::smartmatch';
our $VERSION = '5999.000_001';
+use Encode qw/encode decode/;
use File::Slurp qw/read_file/;
-use HTTP::Negotiate qw/choose/;
-use Plack::Request;
-
-my %handlers;
-
-sub call {
- my $env = $_[1];
- my $r = Plack::Request->new($env);
- my @handlers = @{ $handlers{$r->method} // [] };
- for my $handler (@handlers) {
- my ($re, $obj) = @$handler;
- my @args;
- next unless @args = $r->path =~ m/^$re$/a;
- my $format = choose $obj->variants, $r->headers;
- return $obj->generate($format, $env, map { $_ // '' } @args);
- }
+use JSON::MaybeXS qw/encode_json/;
+use List::Util qw/min/;
+use PerlX::Maybe;
+use Scope::Upper qw/unwind SUB UP/;
+use Web::Simple;
- if ($r->method eq 'GET' || $r->method eq 'HEAD') {
- my $article = $r->path eq '/' ? '/index' : $r->path;
- $article = substr $article, 1;
- $article =~ tr,/,_,;
- my @variants = grep { !/\.title$/ } <a/$article.*>;
- if (@variants) {
- my $lang = choose [ map { [$_, 1, 'text/html', undef, undef, $_, undef] } map { /\.(.+)$/ } @variants ], $r->headers;
- my $content = read_file "a/$article.$lang";
- my $title = read_file "a/$article.$lang.title";
- my $html = Gruntmaster::Page::Base::header($lang, $title) . $content . Gruntmaster::Page::Base::footer($lang);
- return [200, ['Content-Type' => 'text/html', 'Content-Language' => $lang, 'Vary' => 'Accept-Language', 'X-Forever' => 1, 'Cache-Control' => 'max-age=300'], [$html] ]
- }
- }
+use Gruntmaster::Data;
+use Plack::App::Gruntmaster::HTML;
+
+use warnings NONFATAL => 'all';
+no warnings 'illegalproto';
+
+##################################################
+
+use constant USER_REGEX => qr/^\w{2,20}$/a;
+
+use constant FORMAT_EXTENSION => {
+ BRAINFUCK => 'bf',
+ C => 'c',
+ CPP => 'cpp',
+ D => 'd',
+ GCCGO => 'go',
+ GOLANG => 'go',
+ GOLFSCRIPT => 'gs',
+ HASKELL => 'hs',
+ JAVA => 'java',
+ JULIA => 'jl',
+ MONO => 'cs',
+ OCAML => 'ml',
+ PASCAL => 'pas',
+ PERL => 'pl',
+ PHP => 'php',
+ PYTHON => 'py',
+ RUBY => 'rb',
+ RUST => 'rs',
+ SBCL => 'l',
+};
- [404, ['Content-Type' => 'text/plain'], ['Not found']]
+use constant NOT_FOUND => [404, ['X-Forever' => 1, 'Content-Type' => 'text/plain'], ['Not found']];
+
+my ($env, $privacy);
+
+sub remote_user {
+ unless ($env->{'gruntmaster.user'}) {
+ my $user = $env->{REMOTE_USER};
+ $user &&= user_entry $user;
+ $env->{'gruntmaster.user'} = $user;
+ }
+ $env->{'gruntmaster.user'}
}
-sub get {
- my ($re, $obj) = @_;
- eval "require Gruntmaster::Page::$obj" or die $@;
- push @{$handlers{GET }}, [ $re, "Gruntmaster::Page::$obj" ]
+sub admin { remote_user && remote_user->{admin} }
+
+sub redirect { [301, ['X-Forever' => 1, 'Cache-Control' => 'public, max-age=86400', 'Location' => $_[0]], []] }
+sub reply { [200, ['Content-Type' => 'text/plain; charset=utf-8'], \@_] }
+sub response {
+ my ($template, $title, $params, $maxage, $smaxage) = @_;
+ unless ($params) {
+ $params = $title;
+ $title = 'No title';
+ }
+ $params->{time} = time;
+ $params->{args} = {%_};
+ bless {template => $template, title => $title, params => $params, maxage => ($maxage // 3600), maybe smaxage => $smaxage}, __PACKAGE__.'::Response'
}
-sub post {
- my ($re, $obj) = @_;
- eval "require Gruntmaster::Page::$obj" or die $@;
- push @{$handlers{POST}}, [ $re, "Gruntmaster::Page::$obj" ]
+sub forbid {
+ my ($condition) = @_;
+ $privacy = 'private' if $condition;
+ return if !$condition || admin;
+ unwind $env->{authcomplex}->unauthorized, SUB UP
}
-BEGIN{
- my $word = qr,(\w+),a;
- my $ct = qr,(?:\/ct/$word)?,a;
+sub dispatch_request{
+ $env = $_[PSGI_ENV];
+ $privacy = 'public';
- get qr,/css/$word, => 'CSS';
- get qr,/js, => 'JS';
+ sub (GET) {
+ sub (/robots.txt) { NOT_FOUND },
- get qr,/ct/, => 'Ct';
- get qr,/ct/$word/, => 'Ct::Entry';
- get qr,/us/, => 'Us';
- get qr,/us/$word, => 'Us::Entry';
+ sub (/src/:job) {
+ my $job = db->select(jobs => '*', {id => $_{job}})->hash;
+ return NOT_FOUND if !$job;
+ my $isowner = remote_user && remote_user->{id} eq $job->{owner};
+ my $contest = $job->{contest} && contest_entry $job->{contest};
+ my $private = $job->{private} || $contest && ($contest->{started} && !$contest->{finished});
+ forbid !$isowner && $private;
+ my $privacy = $private ? 'private' : 'public';
+ my @headers = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=604800", 'Content-Type' => 'text/plain');
+ push @headers, (Vary => 'Authorization') if $private;
+ [200, \@headers, [$job->{source}]]
+ },
- get qr,$ct/log/(\d+)?, => 'Log';
- get qr,$ct/log/st, => 'St';
- get qr,$ct/log/job/$word, => 'Log::Entry';
- get qr,$ct/log/src/$word\.$word, => 'Src';
- get qr,$ct/pb/, => 'Pb';
- get qr,$ct/pb/$word, => 'Pb::Entry';
- post qr,$ct/pb/$word/submit, => 'Submit';
+ sub (?:format~) {
+ my $format = lc ($_{format} // '');
+ response_filter {
+ my ($r) = @_;
+ return $r if ref $r ne 'Plack::App::Gruntmaster::Response';
+ my $smaxage = $r->{smaxage} ? ", s-maxage=$r->{smaxage}" : '';
+ my @hdrs = ('Cache-Control' => "$privacy$smaxage, max-age=$r->{maxage}");
+ push @hdrs, 'X-Forever' => 1 unless $smaxage;
+ push @hdrs, Vary => 'Authorization' if $privacy eq 'private';
+ return [200, ['Content-Type' => 'application/json; charset=utf-8', @hdrs], [encode_json $r->{params}]] if $format eq 'json';
+ my $ret = render $r->{template}, 'en', title => $r->{title}, %{$r->{params}};
+ [200, ['Content-Type' => 'text/html; charset=utf-8', @hdrs], [encode 'UTF-8', $ret]]
+ },
+ },
- post qr,/action/register, => 'Register';
- post qr,/action/passwd, => 'Passwd';
+ sub (/st/:contest) {
+ my @pb = map { [$_->{id}, $_->{name}] } sort { $a->{value} <=> $b->{value} } @{problem_list contest => $_{contest}};
+ response st => 'Standings', {problems => \@pb, st => standings $_{contest}}, 10
+ },
+
+ sub (/ed/:contest) {
+ my $contest = db->select(contests => '*', {id => $_{contest}})->hash;
+ forbid time < $contest->{stop};
+ my $pblist = problem_list contest => $_{contest}, solution => 1;
+ response ed => 'Editorial of ' . $contest->{name}, {pb => $pblist, editorial => $contest->{editorial}}
+ },
+
+ sub (/login) {
+ forbid !remote_user;
+ [200, ['Content-Type' => 'text/plain; charset=UTF-8', 'Cache-Control' => 'private, max-age=300', Vary => 'Authorization'], [$env->{REMOTE_USER}]]
+ },
+
+ sub (/ct/:contest/log/st) { redirect "/st/$_{contest}" },
+
+ sub (/us/) { response us => 'Users', {us => user_list} },
+ sub (/ct/ + ?:owner~) {
+ my $cts = contest_list(%_);
+ my $first_event = min
+ map ({ $_->{start} } grep { !$_->{started} } @$cts),
+ map ({ $_->{stop} } grep { $_->{started} && !$_->{finished}} @$cts);
+ response ct => 'Contests', {ct => $cts}, 300, $first_event ? ($first_event - time) : ();
+ },
+ sub (/log/ + ?:contest~&:owner~&:page~&:problem~&:private~&:result~) {
+ forbid $_{private};
+ my ($jobs, $pageinfo) = job_list(%_);
+ response log => 'Job log', {log => $jobs, %$pageinfo}, 5
+ },
+ sub (/pb/ + ?:owner~&:contest~&:private~) {
+ forbid $_{private};
+ my $pending = $_{contest} && !contest_entry($_{contest})->{started};
+ forbid $pending;
+ response pb => 'Problems', {pb => problem_list %_}
+ },
+
+ sub (/us/:user) {
+ my $user = user_entry $_{user};
+ response us_entry => $user->{name}, $user
+ },
+ sub (/ct/:contest) {
+ my $contest = contest_entry $_{contest};
+ my $smaxage;
+ $smaxage = $contest->{start} - time if !$contest->{started};
+ $smaxage = $contest->{stop} - time if $contest->{started} && !$contest->{finished};
+ response ct_entry => $contest->{name}, $contest, 60, $smaxage ? ($smaxage) : ()
+ },
+ sub (/log/:job) {
+ my $job = job_entry $_{job};
+ forbid $job->{private};
+ response log_entry => "Job $_{job}", $job, 10
+ },
+ sub (/pb/:problem + ?contest~) {
+ my (undef, undef, $contest) = @_;
+ $_{contest} = $contest;
+ $contest = $contest && contest_entry $_{contest};
+ return NOT_FOUND if $contest && !contest_has_problem $_{contest}, $_{problem};
+ my $problem = problem_entry $_{problem}, $_{contest};
+ forbid $problem->{private} && !$contest;
+ if ($contest) {
+ return redirect "/pb/$_{problem}" if !$contest->{started} || $contest->{finished};
+ forbid !remote_user;
+ $privacy = 'private';
+ }
+ response pb_entry => $problem->{name}, $problem, $_{contest} ? 10 : ();
+ },
+ sub (/sol/:problem) {
+ my $problem = problem_entry $_{problem};
+ forbid $problem->{private};
+ response sol => 'Solution of ' . $problem->{name}, {solution => $problem->{solution}};
+ },
+
+ sub (/) { redispatch_to '/index' },
+ sub (/favicon.ico) { redirect '/static/favicon.ico' },
+ sub (/:article) { [200, ['Content-Type' => 'text/html; charset=utf-8', 'Cache-Control' => 'public, max-age=3600', 'X-Forever' => 1], [render_article $_{article}, 'en']] }
+ },
+
+ sub (POST) {
+ sub (/action/submit + %:problem=&:contest~&:prog_format=&:source_code~ + *prog~) {
+ my (undef, undef, $prog) = @_;
+ forbid !remote_user;
+ my $problem = problem_entry $_{problem};
+ my $private = $problem->{private} ? 1 : 0;
+ if ($_{contest}) {
+ $private = 0;
+ my $contest = contest_entry $_{contest};
+ return reply 'This contest has not yet started' if !$contest->{started};
+ return reply 'This contest has finished' if $contest->{finished};
+ return reply 'This problem is private' if !admin && $private;
+ return reply 'This problem does not belong to this contest' unless contest_has_problem $_{contest}, $_{problem};
+ }
+ return reply 'Maximum source size is 10KB' if ($prog ? $prog->size : length $_{source_code}) > 10 * 1024;
+ return reply 'You must wait 30 seconds between jobs' if !admin && time <= remote_user->{lastjob} + 30;
+
+ my $source = $prog ? read_file $prog->path : $_{source_code};
+ unlink $prog->path if $prog;
+ my $id = create_job(
+ maybe contest => $_{contest},
+ private => $private,
+ date => time,
+ extension => FORMAT_EXTENSION->{$_{prog_format}},
+ format => $_{prog_format},
+ problem => $_{problem},
+ source => $source,
+ owner => remote_user->{id},
+ );
+
+ [303, [Location => '/log/' . $id], []]
+ },
+ }
}
+
1;
__END__