X-Git-Url: http://git.ieval.ro/?a=blobdiff_plain;f=lib%2FPlack%2FApp%2FGruntmaster.pm;h=5a38d1faa91ae54713a0929ced4dd742e42fcc1e;hb=a18eef289a562809653fc592527b364c37632193;hp=8c8875db4586d0c6303c2f45bee810aee1897349;hpb=e03e380bb1f61aca398e88f863514e4a937c12ce;p=plack-app-gruntmaster.git

diff --git a/lib/Plack/App/Gruntmaster.pm b/lib/Plack/App/Gruntmaster.pm
index 8c8875d..5a38d1f 100644
--- a/lib/Plack/App/Gruntmaster.pm
+++ b/lib/Plack/App/Gruntmaster.pm
@@ -2,225 +2,213 @@ 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 Apache2::Authen::Passphrase qw/pwcheck pwset/;
-use CSS::Minifier::XS;
+use Encode qw/encode decode/;
 use File::Slurp qw/read_file/;
-use HTTP::Negotiate qw/choose/;
-use JavaScript::Minifier::XS;
-use Plack::Request;
-use Gruntmaster::Page::Generic;
-
-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;
-		return $obj->($env, map { $_ // '' } @args);
-	}
+use JSON::MaybeXS qw/encode_json/;
+use PerlX::Maybe;
+use Scope::Upper qw/unwind SUB UP/;
+use Web::Simple;
+
+use Gruntmaster::Data;
+use Plack::App::Gruntmaster::HTML;
+
+use warnings NONFATAL => 'all';
+no warnings 'illegalproto';
+
+##################################################
+
+use constant USER_REGEX => qr/^\w{2,20}$/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',
+};
 
-	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 constant NOT_FOUND => [404, ['X-Forever' => 1, 'Content-Type' => 'text/plain'], ['Not found']];
 
-	[404, ['Content-Type' => 'text/plain'], ['Not found']]
+my ($env, $privacy);
+
+sub db { $env->{'gruntmaster.dbic'} }
+
+sub remote_user {
+	unless ($env->{'gruntmaster.user'}) {
+		my $user = $env->{REMOTE_USER};
+		$user &&= db->user_entry($user);
+		$env->{'gruntmaster.user'} = $user;
+	}
+	$env->{'gruntmaster.user'}
 }
 
-sub get  { push @{$handlers{GET }}, [ @_ ] }
-sub post { push @{$handlers{POST}}, [ @_ ] }
-sub db   { $_[0]->{'gruntmaster.dbic'} }
-sub reply { [200, ['Content-Type' => 'text/plain', 'Cache-Control' => 'no-cache'], [ @_ ] ] }
-sub admin { 0 }
-
-sub old_handler {
-	my ($pkg) = @_;
-	$pkg = "Gruntmaster::Page::$pkg";
-	eval "require $pkg" or die $@;
-	sub {
-		my ($env, @args) = @_;
-		my $format = choose $pkg->variants, Plack::Request->new($env)->headers;
-		$pkg->generate($format, $env, @args)
+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'
 }
 
-use constant CONTENT_TYPES => +{
-	c => 'text/x-csrc',
-	cpp => 'text/x-c++src',
-	cs => 'text/x-csharp', # Used by GNOME. Not in mime.types.
-	java => 'text/x-java',
-	pas => 'text/x-pascal',
-	pl => 'text/x-perl',
-	py => 'text/x-python',
-};
-use constant NOT_FOUND => [404, ['Content-Type' => 'text/plain'], ['Not found']];
-use constant FORBIDDEN => [403, ['Content-Type' => 'text/plain'], ['Forbidden']];
-
-BEGIN{
-	my $word   = qr,(\w+),a;
-	my $number = qr,(\d+),a;
-
-	get qr,/css/$word\.css, => sub {
-		my ($env, $theme) = @_;
-		return [404, ['Content-Type' => 'text/plain'], [ 'Not found' ]] unless -e "css/themes/$theme.css";
-		my $css = read_file "css/themes/$theme.css";
-		$css .= read_file $_ for <css/*.css>;
-		[200, ['Content-Type' => 'text/css', 'Cache-Control' => 'public, max-age=604800', 'X-Forever' => 1], [CSS::Minifier::XS::minify $css] ]
-	};
-
-	get qr,/js\.js, => sub {
-		my $js;
-		$js .= read_file $_ for <js/*.js>;
-		[200, ['Content-Type' => 'application/javascript', 'Cache-Control' => 'public, max-age=604800', 'X-Forever' => 1], [JavaScript::Minifier::XS::minify $js] ]
-	};
-
-	get qr,/log/src/$number\.$word, => sub {
-		my ($env, $job, $ext) = @_;
-		$job = db($env)->job($job);
-		return NOT_FOUND if $job->contest;
-		return FORBIDDEN if !admin && ($job->private || $job->problem->private);
-		[200, ['Content-Type' => CONTENT_TYPES->{$ext}, 'Cache-Control' => 'max-age=604800', 'X-Forever' => 1], [$job->source] ]
-	};
-
-	get qr,/ct/$word/log/src/$number\.$word, => sub {
-		my ($env, $ct, $job, $ext) = @_;
-		$job = db($env)->job($job);
-		$ct = db($env)->contest($ct);
-		return NOT_FOUND if $job->contest->id ne $ct->id;
-		return FORBIDDEN if !admin && ($job->private || !$ct->is_finished);
-		[200, ['Content-Type' => CONTENT_TYPES->{$ext}, 'Cache-Control' => 'max-age=604800', 'X-Forever' => 1], [$job->source] ]
-	};
-
-	get qr,/ct/$word/log/st, => sub {
-		my($env, $ct) = @_;
-		$env->{'gruntmaster.contest'} = $ct;
-		old_handler('St')->($env);
-	};
-
-	get qr,/us/, => old_handler 'Us';
-	get qr,/us/$word, => old_handler 'Us::Entry';
-
-	get qr,/pb/, => old_handler 'Pb';
-
-	get qr,/us/$word/pb/, => sub {
-		my ($env, $us) = @_;
-		$env->{'gruntmaster.user'} = $us;
-		old_handler('Pb')->($env);
-	};
-
-	get qr,/ct/$word/pb/, => sub {
-		my ($env, $ct) = @_;
-		return FORBIDDEN if !admin && db($env)->contest($ct)->is_pending;
-		$env->{'gruntmaster.contest'} = $ct;
-		old_handler('Pb')->($env);
-	};
-
-	get qr,/pb/$word, => sub {
-		my ($env, $pb) = @_;
-		return NOT_FOUND if !db($env)->problem($pb)->is_in_archive;
-		return FORBIDDEN if !admin && db($env)->problem($pb)->private;
-		old_handler('Pb::Entry')->(@_);
-	};
-
-	get qr,/ct/$word/pb/$word, => sub{
-		my ($env, $ct, $pb) = @_;
-		return NOT_FOUND if !db($env)->contest_problems->find($ct, $pb);
-		return FORBIDDEN if !admin && db($env)->contest($ct)->is_pending;
-		$env->{'gruntmaster.contest'} = $ct;
-		old_handler('Pb::Entry')->($env, $pb);
-	};
-
-	post qr,/pb/$word/submit, => sub {
-		my ($env, $pb) = @_;
-		return NOT_FOUND if !db($env)->problem($pb)->is_in_archive;
-		old_handler('Submit')->($env, $pb);
-	};
-
-	post qr,/ct/$word/pb/$word/submit, => sub {
-		my ($env, $ct, $pb) = @_;
-		return NOT_FOUND if !db($env)->contest_problems->find($ct, $pb);
-		return FORBIDDEN if !admin && db($env)->contest($ct)->is_pending;
-		$env->{'gruntmaster.contest'} = $ct;
-		old_handler('Submit')->($env, $pb);
-	};
-
-	get qr,/log/(?:page-$number)?, => sub {
-		my ($env, $page) = @_;
-		$env->{'gruntmaster.page'} = $page || -1;
-		old_handler('Log')->($env)
-	};
-
-	get qr,/ct/$word/log/(?:page-$number)?, => sub {
-		my ($env, $ct, $page) = @_;
-		return FORBIDDEN if !admin && db($env)->contest($ct)->is_pending;
-		$env->{'gruntmaster.contest'} = $ct;
-		$env->{'gruntmaster.page'} = $page || -1;
-		old_handler('Log')->($env)
-	};
-
-	get qr,/pb/$word/log/(?:page-$number)?, => sub {
-		my ($env, $pb, $page) = @_;
-		#return FORBIDDEN if !admin && db($pb)-> TODO
-		$env->{'gruntmaster.problem'} = $pb;
-		$env->{'gruntmaster.page'} = $page || -1;
-		old_handler('Log')->($env)
-	};
-
-	get qr,/us/$word/log/(?:page-$number)?, => sub {
-		my ($env, $us, $page) = @_;
-		$env->{'gruntmaster.user'} = $us;
-		$env->{'gruntmaster.page'} = $page || -1;
-		old_handler('Log')->($env);
-	};
-
-	get qr,/log/$number, => sub{
-		my ($env, $job) = @_;
-		my $j = db($env)->job($job);
-		return FORBIDDEN if !admin && ($j->private || $j->problem->private || ($j->contest && !$j->contest->is_finished));
-		old_handler('Log::Entry')->($env, $job);
-	};
-
-	get qr,/ct/, => old_handler 'Ct';
-
-	get qr,/ct/$word, => sub {
-		my ($env, $ct) = @_;
-		return FORBIDDEN if !admin && db($env)->contest($ct)->is_pending;
-		old_handler('Ct::Entry')->($env, $ct);
-	};
-
-	post qr,/action/passwd, => sub {
-		my ($env) = @_;
-		my $r = Plack::Request->new($env);
-		my ($oldpass, $newpass, $confirm) = map {scalar $r->param($_)} 'password', 'new_password', 'confirm_new_password';
-
-		return reply 'Incorrect password' unless eval { pwcheck $r->user, $oldpass; 1 };
-		return reply 'The two passwords do not match' unless $newpass eq $confirm;
-
-		pwset $r->user, $newpass;
-		reply 'Password changed successfully';
-	};
-
-	post qr,/action/register, => old_handler 'Register';
+sub forbid {
+	my ($condition) = @_;
+	$privacy = 'private' if $condition;
+	return if !$condition || admin;
+	unwind $env->{authcomplex}->unauthorized, SUB UP
+}
 
+sub dispatch_request{
+	$env = $_[PSGI_ENV];
+	$privacy = 'public';
+
+	sub (GET) {
+		sub (/robots.txt) { NOT_FOUND },
+
+		sub (/src/:job) {
+			my $job = db->job_full($_{job});
+			return NOT_FOUND if !$job;
+			my $isowner = remote_user && remote_user->{id} eq $job->{owner};
+			my $contest = $job->{contest} && db->contest_entry($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}]]
+		},
+
+		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', $ret]]
+			},
+		},
+
+		sub (/st/:contest) { response st => 'Standings', db->standings($_{contest}), 10 },
+
+		sub (/ed/:contest) {
+			my $contest = db->contest_full($_{contest});
+			forbid !$contest->{finished};
+			my $pblist = db->problem_list(contest => $_{contest}, solution => 1);
+			response ed => 'Editorial of ' . $contest->{name}, {%$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 => 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};
+			my $pending = $_{contest} && !db->contest_entry($_{contest})->{started};
+			forbid $pending;
+			response pb => 'Problems', db->problem_list(%_)
+		},
+
+		sub (/us/:user)    {
+			my $user = db->user_entry($_{user});
+			response us_entry => $user->{name}, $user
+		},
+		sub (/ct/:contest) {
+			my $contest = db->contest_entry($_{contest});
+			response ct_entry => $contest->{name}, $contest, 60
+		},
+		sub (/log/:job)    {
+			my $job = db->job_entry($_{job});
+			forbid $job->{private};
+			response log_entry => "Job  $_{job}", $job, 10
+		},
+		sub (/pb/:problem + ?contest~) {
+			my (undef, undef, $contest) = @_;
+			$_{contest} = $contest;
+			$contest = $contest && db->contest_entry($_{contest});
+			return NOT_FOUND if $contest && !db->contest_has_problem($_{contest}, $_{problem});
+			my $problem = db->problem_entry($_{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 $problem = db->problem_entry($_{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 $problem = db->problem_entry($_{problem});
+			my $private = $problem->{private} ? 1 : 0;
+			if ($_{contest}) {
+				$private = 0;
+				my $contest = db->contest_entry($_{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 && $private;
+				return reply 'This problem does not belong to this contest' unless db->contest_has_problem($_{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 = db->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__