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 { $_ // '' } @args);
- }
+use JSON::MaybeXS qw/encode_json/;
+use PerlX::Maybe;
+use Scope::Upper qw/unwind SUB UP/;
+use Web::Simple;
- if ($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' => $lang, 'Vary' => 'Accept-Language'], [$html] ]
- }
- }
+use Gruntmaster::Data;
+use Plack::App::Gruntmaster::HTML;
+
+use Email::Sender::Simple qw/sendmail/;
+use Email::Simple;
+
+use warnings NONFATAL => 'all';
+no warnings 'illegalproto';
+
+##################################################
+
+use constant USER_REGEX => qr/^\w{2,20}$/a;
+
+use constant CONTENT_TYPES => +{
+ c => 'text/x-csrc',
+ cpp => 'text/x-c++src',
+ cs => 'text/x-csharp', # Used by GNOME. Not in mime.types.
+ go => 'text/plain', # ?
+ hs => 'text/x-haskell',
+ java => 'text/x-java',
+ pas => 'text/x-pascal',
+ pl => 'text/x-perl',
+ py => 'text/x-python',
+ rb => 'application/x-ruby',
+ l => 'text/plain',
+};
- [404, ['Content-Type' => 'text/plain'], ['Not found']]
+use constant FORMAT_EXTENSION => {
+ C => 'c',
+ CPP => 'cpp',
+ GCCGO => 'go',
+ GOLANG => 'go',
+ HASKELL => 'hs',
+ MONO => 'cs',
+ JAVA => 'java',
+ PASCAL => 'pas',
+ PERL => 'pl',
+ PYTHON => 'py',
+ RUBY => 'rb',
+ SBCL => 'l',
+};
+
+use constant NOT_FOUND => [404, ['X-Forever' => 1, 'Content-Type' => 'text/plain'], ['Not found']];
+
+my ($env, $privacy);
+
+sub db { $env->{'gruntmaster.dbic'} }
+
+sub remote_user {
+ my $user = $env->{REMOTE_USER};
+ $user &&= db->user($user);
+ $user
}
-sub get {
- my ($re, $obj) = @_;
- eval "require Gruntmaster::Page::$obj" or die $@;
- push @{$handlers{GET }}, [ $re, "Gruntmaster::Page::$obj" ]
+sub admin { remote_user && remote_user->admin }
+sub contest { db->contest ($_{contest}) }
+sub problem { db->problem ($_{problem}) }
+sub job { db->job ($_{job}) }
+sub user { db->user ($_{user}) }
+
+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, $maxage) = @_;
+ unless ($params) {
+ $params = $title;
+ $title = 'No title';
+ }
+ $params->{time} = time;
+ $params->{args} = {%_};
+ bless {template => $template, title => $title, params => $params, maxage => ($maxage // 3600)}, __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;
-
- get qr,/css/$word, => 'CSS';
- get qr,/js, => 'JS';
-
- get qr,/ct/, => 'Ct';
- get qr,/ct/$word, => 'Ct::Entry';
- get qr,/us/, => 'Us';
- get qr,/us/$word, => 'Us::Entry';
-
- get qr,$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,$ct/submit, => 'Submit';
- get qr,$ct/pb/, => 'Pb';
- get qr,$ct/pb/$word, => 'Pb::Entry';
+sub dispatch_request{
+ $env = $_[PSGI_ENV];
+ $privacy = 'public';
+
+ sub (GET) {
+ sub (/robots.txt) { NOT_FOUND },
+
+ sub (/src/:job) {
+ return NOT_FOUND if !job;
+ my $isowner = remote_user && remote_user->id eq job->rawowner;
+ my $private = job->private || job->problem->private || job->contest && job->contest->is_running;
+ forbid !$isowner && $private;
+ my $privacy = $private ? 'private' : 'public';
+ my @headers = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=604800", 'Content-Type' => CONTENT_TYPES->{job->extension});
+ push @headers, (Vary => 'Authorization') if $private;
+ [200, \@headers, [job->source]]
+ },
+
+ sub (?:format~) {
+ my $format = lc ($_{format} // '');
+ response_filter {
+ my ($r) = @_;
+ return $r if ref $r ne 'Plack::App::Gruntmaster::Response';
+ my $vary = 'X-Static';
+ $vary .= ', Authorization' if $privacy eq 'private';
+ my @hdrs = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=$r->{maxage}", Vary => $vary);
+ 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}}, maybe static => $env->{HTTP_X_STATIC} + 1;
+ [200, ['Content-Type' => 'text/html; charset=utf-8', @hdrs], [encode 'UTF-8', $ret]]
+ },
+ },
+
+ sub (/st/:contest) {
+ response st => 'Standings', {
+ st => [ contest->standings ],
+ problems => [
+ map { [$_->id, $_->name] }
+ sort { $a->value <=> $b->value }
+ map { $_->problem } contest->contest_problems],
+ }, 10
+ },
+
+ sub (/ed/:contest) {
+ forbid !contest->is_finished;
+ my $pblist = db->problem_list(contest => $_{contest}, solution => 1);
+ response ed => 'Editorial of ' . contest->name, {%$pblist, editorial => contest->editorial}, contest->is_finished(time - 86400) ? 60 : ();
+ },
+
+ 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 => db->user_list} },
+ sub (/ct/ + ?:owner~) { response ct => 'Contests', db->contest_list(%_), 300 },
+ sub (/log/ + ?:contest~&:owner~&:page~&:problem~&:private~&:result~) {
+ forbid $_{private};
+ response log => 'Job list', db->job_list(%_), 5
+ },
+ sub (/pb/ + ?:owner~&:contest~&:private~) {
+ forbid $_{private};
+ forbid contest && contest->is_pending;
+ response pb => 'Problems', db->problem_list(%_)
+ },
+
+ sub (/us/:user) { response us_entry => user->name, db->user_entry($_{user}) },
+ sub (/ct/:contest) { response ct_entry => contest->name, db->contest_entry($_{contest}), 60 },
+ sub (/log/:job) {
+ forbid job->private;
+ response log_entry => "Job $_{job}", db->job_entry($_{job}), 10
+ },
+ sub (/pb/:problem + ?contest~) {
+ my (undef, undef, $contest) = @_;
+ $_{contest} = $contest;
+ return NOT_FOUND if contest && !db->contest_problems->find($_{contest}, $_{problem});
+ forbid problem->private && !contest;
+ if (contest) {
+ return redirect "/pb/$_{problem}" unless contest->is_running;
+ forbid !remote_user;
+ $privacy = 'private';
+ }
+ response pb_entry => problem->name, db->problem_entry($_{problem}, $_{contest}, remote_user && remote_user->id), $_{contest} ? 10 : ();
+ },
+ sub (/sol/:problem) {
+ forbid problem->private;
+ response sol => 'Solution of ' . problem->name, {solution => db->problem($_{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, Vary => 'X-Static'], [render_article $_{article}, 'en', maybe static => $env->{HTTP_X_STATIC}]] }
+ },
+
+ sub (POST) {
+ sub (/action/submit + %:problem=&:contest~&:prog_format=&:source_code~ + *prog~) {
+ my (undef, undef, $prog) = @_;
+ forbid !remote_user;
+ my $private = (problem->private && !contest) ? 1 : 0;
+ return reply 'This contest has finished' if contest && contest->is_finished;
+ return reply 'This contest has not yet started' if contest && contest->is_pending;
+ return reply 'This problem is private' if !admin && $private;
+ return reply 'This problem does not belong to this contest' if contest && !db->contest_problems->find($_{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;
+ remote_user->update({lastjob => time});
+
+ my $source = $prog ? read_file $prog->path : $_{source_code};
+ unlink $prog->path if $prog;
+ my $newjob = db->jobs->create({
+ 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/' . $newjob->id], []]
+ },
+ }
}
+
1;
__END__