X-Git-Url: http://git.ieval.ro/?a=blobdiff_plain;f=lib%2FPlack%2FApp%2FGruntmaster.pm;h=c7c6620ed9f52bfe4952b15ebad4d029cbba8a15;hb=ea6cce4c6c69f605e069049df4ca72f08451ef95;hp=66f86fe47e83052ef3b6feee560687fae2f4f6fb;hpb=31d700150e564fd3bf0eb167ef416c87aed771eb;p=plack-app-gruntmaster.git

diff --git a/lib/Plack/App/Gruntmaster.pm b/lib/Plack/App/Gruntmaster.pm
index 66f86fe..c7c6620 100644
--- a/lib/Plack/App/Gruntmaster.pm
+++ b/lib/Plack/App/Gruntmaster.pm
@@ -2,81 +2,215 @@ package Plack::App::Gruntmaster;
 
 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 warnings NONFATAL => 'all';
+no warnings 'illegalproto';
+
+##################################################
+
+use constant USER_REGEX => qr/^\w{2,20}$/a;
+
+use constant FORMAT_EXTENSION => {
+	C => 'c',
+	CPP => 'cpp',
+	GCCGO => 'go',
+	GOLANG => 'go',
+	GOLFSCRIPT => 'gs',
+	HASKELL => 'hs',
+	MONO => 'cs',
+	JAVA => 'java',
+	PASCAL => 'pas',
+	PERL => 'pl',
+	PYTHON => 'py',
+	RUBY => 'rb',
+	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, $maxage) = @_;
+	unless ($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;
+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/submit, => 'Submit';
-	get qr,$ct/pb/, => 'Pb';
-	get qr,$ct/pb/$word, => 'Pb::Entry';
+		sub (?:format~) {
+			my $format = lc ($_{format} // '');
+			response_filter {
+				my ($r) = @_;
+				return $r if ref $r ne 'Plack::App::Gruntmaster::Response';
+				my @hdrs = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=$r->{maxage}");
+				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}] } @{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~)                            { response ct => 'Contests', {ct => contest_list(%_)}, 300 },
+		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};
+			response ct_entry => $contest->{name}, $contest, 60
+		},
+		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__