]> iEval git - gruntmaster-page.git/blob - app.psgi
Fix a bug in is_problem_in_contest
[gruntmaster-page.git] / app.psgi
1 #!/usr/bin/perl -w
2 use v5.14;
3 no if $] >= 5.017011, warnings => 'experimental::smartmatch';
4
5 use Apache2::Authen::Passphrase qw/pwcheck/;
6 use Apache2::AuthzCaps qw/hascaps/;
7 use Gruntmaster::Data;
8 use Plack::App::Gruntmaster;
9 use Plack::Builder;
10 use Plack::Request;
11 use Digest::SHA qw/sha256/;
12 use Log::Log4perl;
13
14 use constant ACCESSLOG_FORMAT => '%{X-Forwarded-For}i|%h %u "%r" %>s %b "%{Referer}i" "%{User-agent}i"';
15 use constant CONTENT_SECURITY_POLICY => q,default-src 'none'; script-src 'self' www.google-analytics.com; style-src 'self'; img-src 'self' www.google-analytics.com; connect-src 'self',;
16
17 $Apache2::AuthzCaps::rootdir = $Apache2::Authen::Passphrase::rootdir;
18 my $word = qr,(\w+),a;
19 my $number = qr,(\d+),a;
20 my $db = Gruntmaster::Data->connect('dbi:Pg:');
21
22 sub debug {
23 local $Log::Log4perl::caller_depth = $Log::Log4perl::caller_depth + 1;
24 $_[0]->{'psgix.logger'}->({qw/level debug message/ => $_[1]})
25 }
26
27 sub some_auth_required {
28 my $r = Plack::Request->new($_[0]);
29 return 1 if $_[0]->{'gruntmaster.reqadmin'} || $r->path eq '/action/passwd' || $r->path eq '/submit';
30 return 1 if $r->path =~ m,^/pb/$word, && $_[0]->{'gruntmaster.contest'} && time < $db->contest($_[0]->{'gruntmaster.contest'})->stop;
31 ''
32 }
33
34 sub is_problem_private {
35 my $pb = $_[0];
36 return 1 if $db->problem($pb)->private;
37 my $prv = 0;
38 for my $cp ($db->problem($pb)->contest_problems) {
39 $prv = 1;
40 return '' if $cp->contest->start <= time;
41 }
42
43 $prv
44 }
45
46 sub is_problem_in_contest {
47 my ($pb, $ct) = @_;
48 return 1 if $db->contest_problems->find($ct, $pb);
49 return '' if defined $ct;
50 for my $cp ($db->problem($pb)->contest_problems) {
51 return 1 if $cp->contest->stop >= time;
52 }
53 ''
54 }
55
56 sub admin_required {
57 local $_ = $_[0];
58 my $env = $_[1];
59 return $db->contest($env->{'gruntmaster.contest'})->owner->id if $env->{'gruntmaster.contest'} && $db->contest($env->{'gruntmaster.contest'})->start > time;
60 return $db->problem($1)->owner->id if m,^/pb/$word, && is_problem_private $1;
61 return $db->problem($1)->owner->id if m,^/pb/$word, && !is_problem_in_contest $1, $env->{'gruntmaster.contest'};
62 return $db->problem($env->{'gruntmaster.problem'}) if $env->{'gruntmaster.problem'} && is_problem_private $env->{'gruntmaster.problem'};
63 return $db->problem($env->{'gruntmaster.problem'}) if $env->{'gruntmaster.problem'} && !is_problem_in_contest $env->{'gruntmaster.problem'}, $env->{'gruntmaster.contest'};
64 return $db->job ($1)->owner->id if m,^/log/(?:src/)?$number, && $db->job($1)->private;
65 return $db->job ($1)->owner->id if m,^/log/(?:src/)?$number, && is_problem_private $db->job($1)->problem->id;
66 return $db->job ($1)->owner->id if m,^/log/(?:src/)?$number, && $db->job($1)->contest && $db->job($1)->contest->stop > time;
67 ''
68 }
69
70 sub require_admin {
71 my $app = $_[0];
72 sub {
73 local *__ANON__ = "require_admin_middleware";
74 my $env = $_[0];
75 my $r = Plack::Request->new($env);
76 $env->{'gruntmaster.reqadmin'} = admin_required $r->path, $env;
77 $app->($env)
78 }
79 }
80
81 sub mangle_request {
82 my $app = $_[0];
83 sub {
84 local *__ANON__ = 'mangle_request_middleware';
85 my $env = $_[0];
86 my ($number, $word) = (qr,(\d+),a, qr,(\w+),a);
87 for ($env->{PATH_INFO}) {
88 $env->{'gruntmaster.page'} = $1 if s,/page/$number$,/,;
89 $env->{'gruntmaster.contest'} = $1 if s,^/ct/$word/,/,;
90 $env->{'gruntmaster.problem'} = $1 if s,^/pb/$word/,/,;
91 $env->{'gruntmaster.user'} = $1 if s,^/us/$word/,/,;
92 $env->{'gruntmaster.page'} //= -1 if m,^/log/$,;
93 }
94 $app->($env);
95 }
96 }
97
98 my %authen_cache;
99
100 sub authenticate {
101 my ($user, $pass, $env) = @_;
102 my $cache_key = sha256 "$user:$pass";
103 my $time = $authen_cache{$cache_key} // 0;
104 if ($time >= time - 300) {
105 return 1;
106 } else {
107 delete $authen_cache{$cache_key};
108 }
109
110 return unless eval {
111 pwcheck $user, $pass;
112 1
113 };
114 $authen_cache{$cache_key} = time;
115
116 return if $env->{'gruntmaster.reqadmin'} && $env->{'gruntmaster.reqadmin'} ne $user && !hascaps $user, 'gmadm';
117 1
118 }
119
120 Log::Log4perl->init('log.conf');
121 my $access_logger = Log::Log4perl->get_logger('access');
122 $ENV{DBIC_NULLABLE_KEY_NOWARN} = 1;
123
124 builder {
125 enable_if { $_[0]->{PATH_INFO} eq '/ok' } sub { sub{ [200, [], []] }};
126 enable 'AccessLog', format => ACCESSLOG_FORMAT, logger => sub { $access_logger->info(@_) };
127 enable 'ContentLength';
128 enable Header => set => ['Content-Security-Policy', CONTENT_SECURITY_POLICY];
129 enable_if { $_[0]->{PATH_INFO} =~ qr,^/static/,} Header => set => ['Cache-Control', 'public, max-age=604800'];
130 enable 'Static', path => qr,^/static/,;
131 enable 'Log4perl', category => 'plack';
132 enable \&mangle_request;
133 enable \&require_admin;
134 enable_if \&some_auth_required, 'Auth::Basic', authenticator => \&authenticate, realm => 'Gruntmaster 6000';
135 enable sub { my $app = $_[0]; sub { $_[0]->{'gruntmaster.dbic'} = $db; $app->($_[0]) } };
136 Plack::App::Gruntmaster->to_app
137 }
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