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1 | package Plack::App::Gruntmaster; | |
2 | ||
3 | use 5.014000; | |
4 | use strict; | |
5 | our $VERSION = '5999.000_001'; | |
6 | ||
7 | use Encode qw/encode decode/; | |
8 | use File::Slurp qw/read_file/; | |
9 | use JSON::MaybeXS qw/encode_json/; | |
10 | use PerlX::Maybe; | |
11 | use Scope::Upper qw/unwind SUB UP/; | |
12 | use Web::Simple; | |
13 | ||
14 | use Gruntmaster::Data; | |
15 | use Plack::App::Gruntmaster::HTML; | |
16 | ||
17 | use warnings NONFATAL => 'all'; | |
18 | no warnings 'illegalproto'; | |
19 | ||
20 | ################################################## | |
21 | ||
22 | use constant USER_REGEX => qr/^\w{2,20}$/a; | |
23 | ||
24 | use constant FORMAT_EXTENSION => { | |
25 | C => 'c', | |
26 | CPP => 'cpp', | |
27 | GCCGO => 'go', | |
28 | GOLANG => 'go', | |
29 | GOLFSCRIPT => 'gs', | |
30 | HASKELL => 'hs', | |
31 | MONO => 'cs', | |
32 | JAVA => 'java', | |
33 | PASCAL => 'pas', | |
34 | PERL => 'pl', | |
35 | PYTHON => 'py', | |
36 | RUBY => 'rb', | |
37 | SBCL => 'l', | |
38 | }; | |
39 | ||
40 | use constant NOT_FOUND => [404, ['X-Forever' => 1, 'Content-Type' => 'text/plain'], ['Not found']]; | |
41 | ||
42 | my ($env, $privacy); | |
43 | ||
44 | sub remote_user { | |
45 | unless ($env->{'gruntmaster.user'}) { | |
46 | my $user = $env->{REMOTE_USER}; | |
47 | $user &&= user_entry $user; | |
48 | $env->{'gruntmaster.user'} = $user; | |
49 | } | |
50 | $env->{'gruntmaster.user'} | |
51 | } | |
52 | ||
53 | sub admin { remote_user && remote_user->{admin} } | |
54 | ||
55 | sub redirect { [301, ['X-Forever' => 1, 'Cache-Control' => 'public, max-age=86400', 'Location' => $_[0]], []] } | |
56 | sub reply { [200, ['Content-Type' => 'text/plain; charset=utf-8'], \@_] } | |
57 | sub response { | |
58 | my ($template, $title, $params, $maxage) = @_; | |
59 | unless ($params) { | |
60 | $params = $title; | |
61 | $title = 'No title'; | |
62 | } | |
63 | $params->{time} = time; | |
64 | $params->{args} = {%_}; | |
65 | bless {template => $template, title => $title, params => $params, maxage => ($maxage // 3600)}, __PACKAGE__.'::Response' | |
66 | } | |
67 | ||
68 | sub forbid { | |
69 | my ($condition) = @_; | |
70 | $privacy = 'private' if $condition; | |
71 | return if !$condition || admin; | |
72 | unwind $env->{authcomplex}->unauthorized, SUB UP | |
73 | } | |
74 | ||
75 | sub dispatch_request{ | |
76 | $env = $_[PSGI_ENV]; | |
77 | $privacy = 'public'; | |
78 | ||
79 | sub (GET) { | |
80 | sub (/robots.txt) { NOT_FOUND }, | |
81 | ||
82 | sub (/src/:job) { | |
83 | my $job = job_full $_{job}; | |
84 | return NOT_FOUND if !$job; | |
85 | my $isowner = remote_user && remote_user->{id} eq $job->{owner}; | |
86 | my $contest = $job->{contest} && contest_entry $job->{contest}; | |
87 | my $private = $job->{private} || $contest && ($contest->{started} && !$contest->{finished}); | |
88 | forbid !$isowner && $private; | |
89 | my $privacy = $private ? 'private' : 'public'; | |
90 | my @headers = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=604800", 'Content-Type' => 'text/plain'); | |
91 | push @headers, (Vary => 'Authorization') if $private; | |
92 | [200, \@headers, [$job->{source}]] | |
93 | }, | |
94 | ||
95 | sub (?:format~) { | |
96 | my $format = lc ($_{format} // ''); | |
97 | response_filter { | |
98 | my ($r) = @_; | |
99 | return $r if ref $r ne 'Plack::App::Gruntmaster::Response'; | |
100 | my @hdrs = ('X-Forever' => 1, 'Cache-Control' => "$privacy, max-age=$r->{maxage}"); | |
101 | push @hdrs, Vary => 'Authorization' if $privacy eq 'private'; | |
102 | return [200, ['Content-Type' => 'application/json; charset=utf-8', @hdrs], [encode_json $r->{params}]] if $format eq 'json'; | |
103 | my $ret = render $r->{template}, 'en', title => $r->{title}, %{$r->{params}}; | |
104 | [200, ['Content-Type' => 'text/html; charset=utf-8', @hdrs], [encode 'UTF-8', $ret]] | |
105 | }, | |
106 | }, | |
107 | ||
108 | sub (/st/:contest) { response st => 'Standings', standings($_{contest}), 10 }, | |
109 | ||
110 | sub (/ed/:contest) { | |
111 | my $contest = contest_full $_{contest}; | |
112 | forbid !$contest->{finished}; | |
113 | my $pblist = problem_list contest => $_{contest}, solution => 1; | |
114 | response ed => 'Editorial of ' . $contest->{name}, {%$pblist, editorial => $contest->{editorial}} | |
115 | }, | |
116 | ||
117 | sub (/login) { | |
118 | forbid !remote_user; | |
119 | [200, ['Content-Type' => 'text/plain; charset=UTF-8', 'Cache-Control' => 'private, max-age=300', Vary => 'Authorization'], [$env->{REMOTE_USER}]] | |
120 | }, | |
121 | ||
122 | sub (/ct/:contest/log/st) { redirect "/st/$_{contest}" }, | |
123 | ||
124 | sub (/us/) { response us => 'Users', {us => user_list} }, | |
125 | sub (/ct/ + ?:owner~) { response ct => 'Contests', contest_list(%_), 300 }, | |
126 | sub (/log/ + ?:contest~&:owner~&:page~&:problem~&:private~&:result~) { | |
127 | forbid $_{private}; | |
128 | response log => 'Job list', job_list(%_), 5 | |
129 | }, | |
130 | sub (/pb/ + ?:owner~&:contest~&:private~) { | |
131 | forbid $_{private}; | |
132 | my $pending = $_{contest} && !contest_entry($_{contest})->{started}; | |
133 | forbid $pending; | |
134 | response pb => 'Problems', problem_list %_ | |
135 | }, | |
136 | ||
137 | sub (/us/:user) { | |
138 | my $user = user_entry $_{user}; | |
139 | response us_entry => $user->{name}, $user | |
140 | }, | |
141 | sub (/ct/:contest) { | |
142 | my $contest = contest_entry $_{contest}; | |
143 | response ct_entry => $contest->{name}, $contest, 60 | |
144 | }, | |
145 | sub (/log/:job) { | |
146 | my $job = job_entry $_{job}; | |
147 | forbid $job->{private}; | |
148 | response log_entry => "Job $_{job}", $job, 10 | |
149 | }, | |
150 | sub (/pb/:problem + ?contest~) { | |
151 | my (undef, undef, $contest) = @_; | |
152 | $_{contest} = $contest; | |
153 | $contest = $contest && contest_entry $_{contest}; | |
154 | return NOT_FOUND if $contest && !contest_has_problem $_{contest}, $_{problem}; | |
155 | my $problem = problem_entry $_{problem}, $_{contest}; | |
156 | forbid $problem->{private} && !$contest; | |
157 | if ($contest) { | |
158 | return redirect "/pb/$_{problem}" if !$contest->{started} || $contest->{finished}; | |
159 | forbid !remote_user; | |
160 | $privacy = 'private'; | |
161 | } | |
162 | response pb_entry => $problem->{name}, $problem, $_{contest} ? 10 : (); | |
163 | }, | |
164 | sub (/sol/:problem) { | |
165 | my $problem = problem_entry $_{problem}; | |
166 | forbid $problem->{private}; | |
167 | response sol => 'Solution of ' . $problem->{name}, {solution => $problem->{solution}}; | |
168 | }, | |
169 | ||
170 | sub (/) { redispatch_to '/index' }, | |
171 | sub (/favicon.ico) { redirect '/static/favicon.ico' }, | |
172 | sub (/:article) { [200, ['Content-Type' => 'text/html; charset=utf-8', 'Cache-Control' => 'public, max-age=3600', 'X-Forever' => 1], [render_article $_{article}, 'en']] } | |
173 | }, | |
174 | ||
175 | sub (POST) { | |
176 | sub (/action/submit + %:problem=&:contest~&:prog_format=&:source_code~ + *prog~) { | |
177 | my (undef, undef, $prog) = @_; | |
178 | forbid !remote_user; | |
179 | my $problem = problem_entry $_{problem}; | |
180 | my $private = $problem->{private} ? 1 : 0; | |
181 | if ($_{contest}) { | |
182 | $private = 0; | |
183 | my $contest = contest_entry $_{contest}; | |
184 | return reply 'This contest has not yet started' if !$contest->{started}; | |
185 | return reply 'This contest has finished' if $contest->{finished}; | |
186 | return reply 'This problem is private' if !admin && $private; | |
187 | return reply 'This problem does not belong to this contest' unless contest_has_problem $_{contest}, $_{problem}; | |
188 | } | |
189 | return reply 'Maximum source size is 10KB' if ($prog ? $prog->size : length $_{source_code}) > 10 * 1024; | |
190 | return reply 'You must wait 30 seconds between jobs' if !admin && time <= remote_user->{lastjob} + 30; | |
191 | ||
192 | my $source = $prog ? read_file $prog->path : $_{source_code}; | |
193 | unlink $prog->path if $prog; | |
194 | my $id = create_job( | |
195 | maybe contest => $_{contest}, | |
196 | private => $private, | |
197 | date => time, | |
198 | extension => FORMAT_EXTENSION->{$_{prog_format}}, | |
199 | format => $_{prog_format}, | |
200 | problem => $_{problem}, | |
201 | source => $source, | |
202 | owner => remote_user->{id}, | |
203 | ); | |
204 | ||
205 | [303, [Location => '/log/' . $id], []] | |
206 | }, | |
207 | } | |
208 | } | |
209 | ||
210 | ||
211 | 1; | |
212 | __END__ |