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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) = @_;
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 => $meat)
58 }
59
60 sub _render {
61 my ($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 $tree->as_HTML;
70 }
71
72 sub process_skel {
73 my ($tree, %args) = @_;
74 $tree->content_handler(
75 title => $args{title},
76 content => literal $args{meat});
77 }
78
79 sub process_us_entry {
80 my ($tree, %args) = @_;
81 $tree->fid($_)->attr('href', "/$_/?owner=$args{id}") for qw/log pb/;
82 $tree->fid('track_user')->attr('data-user', $args{id});
83 my @solved = map { $_->{solved} ? ($_->{problem}) : () } @{$args{problems}};
84 my @attempted = map { !$_->{solved} ? ($_->{problem}) : () } @{$args{problems}};
85
86 my $pbiter = sub {
87 my ($data, $li) = @_;
88 $li->find('a')->namedlink($data);
89 };
90 $tree->fid('solved')->find('li')->iter3(\@solved, $pbiter);
91 $tree->fid('attempted')->find('li')->iter3(\@attempted, $pbiter);
92 $tree->fid('solved_count')->replace_content(scalar @solved);
93 $tree->fid('attempted_count')->replace_content(scalar @attempted);
94
95 my $ctiter = sub {
96 my ($data, $td) = @_;
97 $td->fclass('contest')->namedlink($data->{contest}, $data->{contest_name});
98 $td->fclass('score')->replace_content($data->{score});
99 $td->fclass('rank')->replace_content($data->{rank});
100 };
101 $tree->find('table')->find('tbody')->find('tr')->iter3($args{contests}, $ctiter);
102 }
103
104 sub process_us {
105 my ($tree, %args) = @_;
106 my $iter = sub {
107 my ($data, $tr) = @_;
108 $tr->fclass('user')->namedlink($data->{id}, $data->{name});
109 $tr->fclass($_)->replace_content($data->{$_}) for qw/solved attempted contests/;
110 };
111 $tree->find('tbody')->find('tr')->iter3($args{us}, $iter);
112 }
113
114 sub process_ct_entry {
115 my ($tree, %args) = @_;
116 $_->edit_href (sub {s/contest_id/$args{id}/}) for $tree->find('a');
117 $tree->fid('editorial')->detach unless $args{finished};
118 $tree->fid('links')->detach unless $args{started};
119 my $status = ($args{time} < $args{start} ? 'starts' : 'ends');
120 $tree->fclass('timer')->attr('data-stop', $status eq 'ends' ? $args{stop} : $args{start});
121 $tree->content_handler(
122 start => ftime $args{start},
123 stop => ftime $args{stop},
124 status => $status,
125 description => literal $args{description});
126 $tree->fid('ctcountdown')->detach if $args{time} >= $args{stop};
127 }
128
129 sub process_ct {
130 my ($tree, %args) = @_;
131 my $iter = sub {
132 my ($data, $tr) = @_;
133 $data->{$_} = ftime $data->{$_} for qw/start stop/;
134 $tr->hashmap(class => $data, [qw/name owner/]);
135 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
136 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
137 };
138 $args{$_} ? $tree->fid($_)->find('tbody')->find('tr')->iter3($args{$_}, $iter) : $tree->fid($_)->detach for qw/running pending finished/;
139 }
140
141 sub process_pb_entry {
142 my ($tree, %args) = @_;
143 $tree->fid('owner')->edit_href(sub{s/owner_id/$args{owner}/});
144 $tree->fid('job_log')->edit_href(sub{s/problem_id/$args{id}/});
145 $tree->fid('solution')->edit_href(sub{s/problem_id/$args{id}/});
146 $tree->fid('job_log')->edit_href(sub{$_ .= "&private=$args{private}"}) if $args{private};
147 $tree->content_handler(
148 statement => literal $args{statement},
149 level => ucfirst $args{level},
150 author => $args{author},
151 owner => $args{owner_name} || $args{owner});
152 if ($args{contest_stop}) {
153 $tree->fid('solution')->detach;
154 $tree->fid('solution_modal')->detach;
155 my $score = $tree->fid('score');
156 $score->attr('data-start' => $args{open_time});
157 $score->attr('data-stop' => $args{contest_stop});
158 $score->attr('data-value' => $args{value});
159 $tree->fid('countdown')->attr('data-stop' => $args{contest_stop});
160 } else {
161 $tree->fid('solution')->detach unless $args{solution};
162 $_->detach for $tree->fclass('rc'); # requires contest
163 $tree->fid('solution_modal')->fclass('modal-body')->replace_content(literal $args{solution});
164 }
165 if ($args{cansubmit}) {
166 $tree->fid('nosubmit')->detach;
167 $tree->look_down(name => 'problem')->attr(value => $args{id});
168 my $contest = $tree->look_down(name => 'contest');
169 $contest->attr(value => $args{contest}) if $args{contest};
170 $contest->detach unless $args{contest}
171 } else {
172 $tree->fid('nosubmit')->find('a')->edit_href(sub{s/id/$args{id}/});
173 $tree->fid('submit')->detach
174 }
175 }
176
177 sub process_sol {
178 my ($tree, %args) = @_;
179 $tree->content_handler(solution => literal $args{solution});
180 }
181
182 sub process_pb {
183 my ($tree, %args) = @_;
184 my $titer = sub {
185 my ($data, $tr) = @_;
186 $tr->set_child_content(class => 'author', $data->{author});
187 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
188 $tr->fclass('name')->find('a')->edit_href(sub {$_ .= "?contest=$args{contest}"}) if $args{contest};
189 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
190 $tr->find('td')->attr(class => $tr->find('td')->attr('class').' warning') if $data->{private} && !$args{contest};
191 };
192 my $iter = sub {
193 my ($data, $div) = @_;
194 $div->attr(id => $data);
195 $div->find('h2')->replace_content(ucfirst $data);
196 $div->find('tbody')->find('tr')->iter3($args{$data}, $titer);
197 };
198 $tree->fid('beginner')->iter3([grep {$args{$_}} qw/beginner easy medium hard/], $iter);
199 $tree->fid('open-alert')->detach unless $args{contest};
200 }
201
202 sub process_log_entry {
203 my ($tree, %args) = @_;
204 $tree->fid('problem')->namedlink(@args{qw/problem problem_name/});
205 $tree->fid('owner')->namedlink(@args{qw/owner owner_name/});
206 $tree->fid('source')->namedlink("$args{id}.$args{extension}", sprintf '%.2fKB', $args{size}/1024);
207 if ($args{contest}) {
208 $tree->fid('contest')->namedlink(@args{qw/contest contest_name/});
209 $tree->fid('problem')->find('a')->edit_href(sub {$_.="?contest=$args{contest}"});
210 } else {
211 $tree->fid('contest')->left->detach;
212 $tree->fid('contest')->detach;
213 }
214
215 $args{errors} ? $tree->fid('errors')->find('pre')->replace_content($args{errors}) : $tree->fid('errors')->detach;
216 my $iter = sub {
217 my ($data, $tr) = @_;
218 $data->{time} = sprintf '%.4fs', $data->{time};
219 $tr->defmap(class => $data);
220 $tr->fclass('result_text')->attr(class => "r$data->{result}")
221 };
222 $tree->fclass('result_text')->replace_content($args{result_text});
223 $tree->fclass('result_text')->attr(class => "r$args{result}");
224 $args{results} ? $tree->fid('results')->find('tbody')->find('tr')->iter3($args{results}, $iter) : $tree->fid('results')->detach;
225 $tree->fid('no_results')->detach if $tree->fid('results') || $tree->fid('errors');
226 }
227
228 sub process_log {
229 my ($tree, %args) = @_;
230 my $iter = sub {
231 my ($data, $tr) = @_;
232 $tr->fclass('id')->namedlink($data->{id});
233 $tr->fclass('problem')->namedlink($data->{problem}, $data->{problem_name});
234 $tr->fclass('problem')->find('a')->edit_href(sub{$_ .= "?contest=$args{contest}"}) if $args{contest};
235 $tr->fclass('contest')->namedlink($data->{contest}, $data->{contest_name}) if $data->{contest};
236 $tr->fclass('contest')->replace_content('None') unless $data->{contest};
237 $tr->fclass('date')->replace_content(ftime $data->{date});
238 $tr->fclass('source')->namedlink("$data->{id}.$data->{extension}", sprintf "%.2fKB %s", $data->{size}/1024, $data->{format});
239 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
240 $tr->fclass('result_text')->replace_content($data->{result_text});
241 $tr->fclass('result_text')->attr(class => "r$data->{result}");
242 $tr->find('td')->attr(class => $tr->find('td')->attr('class').' warning') if $data->{private};
243 };
244 $tree->find('table')->find('tbody')->find('tr')->iter3($args{log}, $iter);
245 $args{next_page} ? $tree->fclass('next')->namedlink($args{next_page}, 'Next') : $tree->fclass('next')->detach;
246 $args{previous_page} ? $tree->fclass('previous')->namedlink($args{previous_page}, 'Previous') : $tree->fclass('previous')->detach;
247 for my $cls (qw/next previous/) {
248 my $elem = $tree->fclass($cls);
249 next unless $elem;
250 delete $args{args}{page};
251 my $str = join '&', map { $_ . '=' . $args{args}{$_} } keys %{$args{args}};
252 $elem->find('a')->edit_href(sub{s/$/&$str/}) if $str;
253 }
254 $tree->fclass('current')->replace_content("Page $args{current_page} of $args{last_page}");
255 }
256
257 sub process_st {
258 my ($tree, %args) = @_;
259 $args{problems} //= [];
260 my $pbiter = sub {
261 my ($data, $th) = @_;
262 $th->attr(class => undef);
263 $th->namedlink(@$data);
264 $th->find('a')->edit_href(sub{s/$/?contest=$args{args}{contest}/});
265 };
266 $tree->fclass('problem')->iter3($args{problems}, $pbiter);
267 my $iter = sub {
268 my ($st, $tr) = @_;
269 $tr->set_child_content(class => 'rank', $st->{rank});
270 $tr->set_child_content(class => 'score', $st->{score});
271 $tr->fclass('user')->namedlink($st->{user}, $st->{user_name});
272 my $pbscore = $tr->fclass('pbscore');
273 $pbscore->iter($pbscore => @{$st->{scores}});
274 };
275 $tree->find('tbody')->find('tr')->iter3($args{st}, $iter);
276 }
277
278 sub process_ed {
279 my ($tree, %args) = @_;
280 $tree->content_handler(editorial => literal $args{editorial});
281 my $iter = sub {
282 my ($data, $div) = @_;
283 $div->set_child_content(class => 'value', $data->{value});
284 $div->set_child_content(class => 'solution', literal $data->{solution});
285 $div->fclass('problem')->namedlink($data->{id}, $data->{name});
286 };
287 my @pb = map { @{$args{$_} // []} } qw/beginner easy medium hard/;
288 $tree->fclass('well')->iter3(\@pb, $iter);
289 }
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