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1 package Plack::App::Gruntmaster::HTML;
2 use v5.14;
3 use parent qw/Exporter/;
4 our @EXPORT = qw/render render_article/;
5
6 use File::Slurp qw/read_file/;
7 use HTML::Seamstress;
8 use POSIX qw//;
9 use Data::Dumper qw/Dumper/;
10
11 sub ftime ($) { POSIX::strftime '%c', localtime shift }
12 sub literal ($) { HTML::Element::Library::super_literal shift // '' }
13
14 sub HTML::Element::edit_href {
15 my ($self, $sub) = @_;
16 local $_ = $self->attr('href');
17 $sub->();
18 $self->attr(href => $_);
19 }
20
21 sub HTML::Element::iter3 {
22 my ($self, $data, $code) = @_;
23 my $orig = $self;
24 my $prev = $orig;
25 for my $el (@$data) {
26 my $current = $orig->clone;
27 $code->($el, $current);
28 $prev->postinsert($current);
29 $prev = $current;
30 }
31 $orig->detach;
32 }
33
34 sub HTML::Element::fid { shift->look_down(id => shift) }
35 sub HTML::Element::fclass { shift->look_down(class => qr/\b$_[0]\b/) }
36
37 sub HTML::Element::namedlink {
38 my ($self, $id, $name) = @_;
39 $name = $id unless $name =~ /[[:graph:]]/;
40 $self = $self->find('a');
41 $self->edit_href(sub {s/id/$id/});
42 $self->replace_content($name);
43 }
44
45 sub render {
46 my ($tmpl, $lang, %args) = @_;
47 $lang //= 'en';
48 my $meat = _render($tmpl, $lang, %args);
49 _render('skel', $lang, %args, meat => $meat)
50 }
51
52 sub render_article {
53 my ($art, $lang, %args) = @_;
54 $lang //= 'en';
55 my $title = read_file "a/$art.$lang.title";
56 my $meat = read_file "a/$art.$lang";
57 _render('skel', $lang, title => $title , meat => $meat, %args)
58 }
59
60 sub _render {
61 my ($tmpl, $lang, %args) = @_;
62 my $builder = HTML::Seamstress->new;
63 $builder->ignore_unknown(0);
64 my $tree = $builder->parse_file("tmpl/$tmpl.$lang");
65 $tree = $tree->guts unless $tmpl eq 'skel';
66 $tree->defmap(smap => \%args);
67 my $process = __PACKAGE__->can("process_$tmpl");
68 $process->($tree, %args) if $process;
69 $_->detach for $tree->look_down(static => $args{static} ? 'no' : 'yes');
70 $_->attr('static', undef) for $tree->look_down(sub {$_[0]->attr('static')});
71 $_->attr('smap', undef) for $tree->look_down(sub {$_[0]->attr('defmap')});
72 $tree->as_HTML;
73 }
74
75 sub process_skel {
76 my ($tree, %args) = @_;
77 $tree->fid('logo')->replace_with(literal scalar read_file "mclogo.svg");
78 $tree->content_handler(
79 title => $args{title},
80 content => literal $args{meat});
81 }
82
83 sub process_us_entry {
84 my ($tree, %args) = @_;
85 $tree->fid($_)->attr('href', "/$_/?owner=$args{id}") for qw/log pb/;
86 $tree->fid('track_user')->attr('data-user', $args{id});
87 my @solved = map { $_->{solved} ? ($_->{problem}) : () } @{$args{problems}};
88 my @attempted = map { !$_->{solved} ? ($_->{problem}) : () } @{$args{problems}};
89
90 my $pbiter = sub {
91 my ($data, $li) = @_;
92 $li->find('a')->namedlink($data);
93 };
94 $tree->fid('solved')->find('li')->iter3(\@solved, $pbiter);
95 $tree->fid('attempted')->find('li')->iter3(\@attempted, $pbiter);
96 $tree->fid('solved_count')->replace_content(scalar @solved);
97 $tree->fid('attempted_count')->replace_content(scalar @attempted);
98
99 my $ctiter = sub {
100 my ($data, $td) = @_;
101 $td->fclass('contest')->namedlink($data->{contest}, $data->{contest_name});
102 $td->fclass('score')->replace_content($data->{score});
103 $td->fclass('rank')->replace_content($data->{rank});
104 };
105 $tree->find('table')->find('tbody')->find('tr')->iter3($args{contests}, $ctiter);
106 }
107
108 sub process_us {
109 my ($tree, %args) = @_;
110 my $iter = sub {
111 my ($data, $tr) = @_;
112 $tr->fclass('user')->namedlink($data->{id}, $data->{name});
113 $tr->fclass($_)->replace_content($data->{$_}) for qw/solved attempted contests/;
114 };
115 $tree->find('tbody')->find('tr')->iter3($args{us}, $iter);
116 }
117
118 sub process_ct_entry {
119 my ($tree, %args) = @_;
120 $_->edit_href (sub {s/contest_id/$args{id}/}) for $tree->find('a');
121 $tree->fid('editorial')->detach unless $args{finished};
122 $tree->fid('links')->detach unless $args{started};
123 my $status = ($args{time} < $args{start} ? 'starts' : 'ends');
124 $tree->fclass('timer')->attr('data-stop', $status eq 'ends' ? $args{stop} : $args{start});
125 $tree->content_handler(
126 start => ftime $args{start},
127 stop => ftime $args{stop},
128 status => $status,
129 description => literal $args{description});
130 $tree->fid('ctcountdown')->detach if $args{time} >= $args{stop};
131 }
132
133 sub process_ct {
134 my ($tree, %args) = @_;
135 my $iter = sub {
136 my ($data, $tr) = @_;
137 $data->{$_} = ftime $data->{$_} for qw/start stop/;
138 $tr->hashmap(class => $data, [qw/name owner/]);
139 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
140 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
141 };
142 $args{$_} ? $tree->fid($_)->find('tbody')->find('tr')->iter3($args{$_}, $iter) : $tree->fid($_)->detach for qw/running pending finished/;
143 }
144
145 sub process_pb_entry {
146 my ($tree, %args) = @_;
147 $tree->fid('owner')->edit_href(sub{s/owner_id/$args{owner}/});
148 $tree->fid('job_log')->edit_href(sub{s/problem_id/$args{id}/});
149 $tree->fid('solution')->edit_href(sub{s/problem_id/$args{id}/});
150 $tree->content_handler(
151 statement => literal $args{statement},
152 level => ucfirst $args{level},
153 author => $args{author},
154 owner => $args{owner_name} || $args{owner});
155 if ($args{limits}) {
156 my @limits = (@{$args{limits}}, {format => 'Other', timeout => $args{timeout} });
157 @limits = map { sprintf '%s (%s)', @{$_}{qw/timeout format/} } @limits;
158 $tree->look_down(smap => 'timeout')->replace_content(join ', ', @limits);
159 }
160 if ($args{contest_stop}) {
161 $tree->fid('solution')->detach;
162 $tree->fid('solution_modal')->detach;
163 my $score = $tree->fid('score');
164 $score->attr('data-start' => $args{open_time});
165 $score->attr('data-stop' => $args{contest_stop});
166 $score->attr('data-value' => $args{value});
167 $tree->fid('countdown')->attr('data-stop' => $args{contest_stop});
168 } else {
169 $tree->fid('job_log')->edit_href(sub{$_ .= "&private=$args{private}"}) if $args{private};
170 $tree->fid('solution')->detach unless $args{solution};
171 $_->detach for $tree->fclass('rc'); # requires contest
172 $tree->fid('solution_modal')->fclass('modal-body')->replace_content(literal $args{solution});
173 }
174 if ($args{cansubmit}) {
175 $tree->fid('nosubmit')->detach;
176 $tree->look_down(name => 'problem')->attr(value => $args{id});
177 my $contest = $tree->look_down(name => 'contest');
178 $contest->attr(value => $args{args}{contest}) if $args{args}{contest};
179 $contest->detach unless $args{args}{contest}
180 } else {
181 $tree->fid('nosubmit')->find('a')->edit_href(sub{s/id/$args{id}/});
182 $tree->fid('submit')->detach
183 }
184 }
185
186 sub process_sol {
187 my ($tree, %args) = @_;
188 $tree->content_handler(solution => literal $args{solution});
189 }
190
191 sub process_pb {
192 my ($tree, %args) = @_;
193 my $titer = sub {
194 my ($data, $tr) = @_;
195 $tr->set_child_content(class => 'author', $data->{author});
196 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
197 $tr->fclass('name')->find('a')->edit_href(sub {$_ .= "?contest=$args{contest}"}) if $args{contest};
198 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
199 $tr->find('td')->attr(class => $tr->find('td')->attr('class').' warning') if $data->{private} && !$args{contest};
200 };
201 my $iter = sub {
202 my ($data, $div) = @_;
203 $div->attr(id => $data);
204 $div->find('h2')->replace_content(ucfirst $data);
205 $div->find('tbody')->find('tr')->iter3($args{$data}, $titer);
206 };
207 $tree->fid('beginner')->iter3([grep {$args{$_}} qw/beginner easy medium hard/], $iter);
208 $tree->fid('open-alert')->detach unless $args{contest};
209 }
210
211 sub process_log_entry {
212 my ($tree, %args) = @_;
213 $tree->fid('problem')->namedlink(@args{qw/problem problem_name/});
214 $tree->fid('owner')->namedlink(@args{qw/owner owner_name/});
215 $tree->fid('source')->namedlink("$args{id}.$args{extension}", sprintf '%.2fKB', $args{size}/1024);
216 if ($args{contest}) {
217 $tree->fid('contest')->namedlink(@args{qw/contest contest_name/});
218 $tree->fid('problem')->find('a')->edit_href(sub {$_.="?contest=$args{contest}"});
219 } else {
220 $tree->fid('contest')->left->detach;
221 $tree->fid('contest')->detach;
222 }
223
224 $args{errors} ? $tree->fid('errors')->find('pre')->replace_content($args{errors}) : $tree->fid('errors')->detach;
225 my $iter = sub {
226 my ($data, $tr) = @_;
227 $data->{time} = sprintf '%.4fs', $data->{time};
228 $tr->defmap(class => $data);
229 $tr->fclass('result_text')->attr(class => "r$data->{result}")
230 };
231 $tree->fclass('result_text')->replace_content($args{result_text});
232 $tree->fclass('result_text')->attr(class => "r$args{result}");
233 $args{results} ? $tree->fid('results')->find('tbody')->find('tr')->iter3($args{results}, $iter) : $tree->fid('results')->detach;
234 $tree->fid('no_results')->detach if $tree->fid('results') || $tree->fid('errors');
235 }
236
237 sub process_log {
238 my ($tree, %args) = @_;
239 my $iter = sub {
240 my ($data, $tr) = @_;
241 $tr->fclass('id')->namedlink($data->{id});
242 $tr->fclass('problem')->namedlink($data->{problem}, $data->{problem_name});
243 $tr->fclass('problem')->find('a')->edit_href(sub{$_ .= "?contest=$args{args}{contest}"}) if $args{args}{contest};
244 $tr->fclass('contest')->namedlink($data->{contest}, $data->{contest_name}) if $data->{contest};
245 $tr->fclass('contest')->replace_content('None') unless $data->{contest};
246 $tr->fclass('date')->replace_content(ftime $data->{date});
247 $tr->fclass('source')->namedlink("$data->{id}.$data->{extension}", sprintf "%.2fKB %s", $data->{size}/1024, Plack::App::Gruntmaster::FORMAT_EXTENSION()->{$data->{format}});
248 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
249 $tr->fclass('result_text')->replace_content($data->{result_text});
250 $tr->fclass('result_text')->attr(class => "r$data->{result}");
251 $tr->find('td')->attr(class => $tr->find('td')->attr('class').' warning') if $data->{private};
252 };
253 $tree->find('table')->find('tbody')->find('tr')->iter3($args{log}, $iter);
254 $args{next_page} ? $tree->fclass('next')->namedlink($args{next_page}, 'Next') : $tree->fclass('next')->detach;
255 $args{previous_page} ? $tree->fclass('previous')->namedlink($args{previous_page}, 'Previous') : $tree->fclass('previous')->detach;
256 for my $cls (qw/next previous/) {
257 my $elem = $tree->fclass($cls);
258 next unless $elem;
259 delete $args{args}{page};
260 my $str = join '&', map { $_ . '=' . $args{args}{$_} } keys %{$args{args}};
261 $elem->find('a')->edit_href(sub{s/$/&$str/}) if $str;
262 }
263 $tree->fclass('current')->replace_content("Page $args{current_page} of $args{last_page}");
264 }
265
266 sub process_st {
267 my ($tree, %args) = @_;
268 $args{problems} //= [];
269 my $pbiter = sub {
270 my ($data, $th) = @_;
271 $th->attr(class => undef);
272 $th->namedlink(@$data);
273 $th->find('a')->edit_href(sub{s/$/?contest=$args{args}{contest}/});
274 };
275 $tree->fclass('problem')->iter3($args{problems}, $pbiter);
276 my $iter = sub {
277 my ($st, $tr) = @_;
278 $tr->set_child_content(class => 'rank', $st->{rank});
279 $tr->set_child_content(class => 'score', $st->{score});
280 $tr->fclass('user')->namedlink($st->{user}, $st->{user_name});
281 my $pbscore = $tr->fclass('pbscore');
282 $pbscore->iter($pbscore => @{$st->{scores}});
283 };
284 $tree->find('tbody')->find('tr')->iter3($args{st}, $iter);
285 }
286
287 sub process_ed {
288 my ($tree, %args) = @_;
289 $tree->content_handler(editorial => literal $args{editorial});
290 my $iter = sub {
291 my ($data, $div) = @_;
292 $div->set_child_content(class => 'value', $data->{value});
293 $div->set_child_content(class => 'solution', literal $data->{solution});
294 $div->fclass('problem')->namedlink($data->{id}, $data->{name});
295 };
296 my @pb = map { @{$args{$_} // []} } qw/beginner easy medium hard/;
297 $tree->fclass('well')->iter3(\@pb, $iter);
298 }
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