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