lib/Plack/App/Gruntmaster/HTML.pm

   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         $orig->detach;
  32 }
  33
  34 sub HTML::Element::fid    { shift->look_down(id    => shift) }
  35 sub HTML::Element::fclass { shift->look_down(class => shift) }
  36
  37 sub HTML::Element::namedlink {
  38         my ($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 }
  83
  84 sub process_us {
  85         my ($tree, %args) = @_;
  86         my $item = $tree->fclass('list-group-item');
  87         $item->replace_with(map {
  88                 my $new = $item->clone;
  89                 $new->attr(href => $_->{id});
  90                 $new->replace_content($_->{name} || $_->{id});
  91                 $new
  92         } @{$args{us}});
  93 }
  94
  95 sub process_ct_entry {
  96         my ($tree, %args) = @_;
  97         $_->edit_href (sub {s/contest_id/$args{id}/}) for $tree->find('a');
  98         $tree->fid('links')->detach unless $args{started};
  99         $tree->content_handler(
 100                 start       => ftime   $args{start},
 101                 stop        => ftime   $args{stop},
 102                 description => literal $args{description});
 103 }
 104
 105 sub process_ct {
 106         my ($tree, %args) = @_;
 107         my $iter = sub {
 108                 my ($data, $tr) = @_;
 109                 $data->{$_} = ftime $data->{$_} for qw/start stop/;
 110                 $tr->hashmap(class => $data, [qw/name owner/]);
 111                 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
 112                 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
 113         };
 114         $args{$_} ? $tree->fid($_)->find('tbody')->find('tr')->iter3($args{$_}, $iter) : $tree->fid($_)->detach for qw/running pending finished/;
 115 }
 116
 117 sub process_pb_entry {
 118         my ($tree, %args) = @_;
 119         $tree->fid('owner')->edit_href(sub{s/owner_id/$args{owner}/});
 120         $tree->fid('job_log')->edit_href(sub{s/problem_id/$args{id}/});
 121         $tree->content_handler(
 122                 statement => literal $args{statement},
 123                 author    =>         $args{author},
 124                 owner     =>         $args{owner_name} || $args{owner});
 125         if ($args{cansubmit}) {
 126                 $tree->look_down(name => 'problem')->attr(value => $args{id});
 127                 my $contest = $tree->look_down(name => 'contest');
 128                 $contest->attr(value => $args{contest}) if $args{contest};
 129                 $contest->detach unless $args{contest}
 130         } else {
 131                 $tree->fid('submit')->detach
 132         }
 133 }
 134
 135 sub process_pb {
 136         my ($tree, %args) = @_;
 137         my $titer = sub {
 138                 my ($data, $tr) = @_;
 139                 $tr->set_child_content(class => 'author', $data->{author});
 140                 $tr->fclass('name')->namedlink($data->{id}, $data->{name});
 141                 $tr->fclass('name')->find('a')->edit_href(sub {$_ .= "?contest=$args{contest}"}) if $args{contest};
 142                 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
 143         };
 144         my $iter = sub {
 145                 my ($data, $div) = @_;
 146                 $div->attr(id => $data);
 147                 $div->find('h2')->replace_content(ucfirst $data);
 148                 $div->find('tbody')->iter3($args{$data}, $titer);
 149         };
 150         $tree->fid('beginner')->iter3([grep {$args{$_}} qw/beginner easy medium hard/], $iter);
 151 }
 152
 153 sub process_log_entry {
 154         my ($tree, %args) = @_;
 155         $args{errors} ? $tree->fid('errors')->find('pre')->replace_content($args{errors}) : $tree->fid('errors')->detach;
 156         my $iter = sub {
 157                 my ($data, $tr) = @_;
 158                 $data->{time} = sprintf '%.4fs', $data->{time};
 159                 $tr->defmap(class => $data);
 160                 $tr->fclass('result_text')->attr(class => "r$data->{result}")
 161         };
 162         @{$args{results}} ? $tree->fid('results')->find('tbody')->find('tr')->iter3($args{results}, $iter) : $tree->fid('results')->detach;
 163 }
 164
 165 sub process_log {
 166         my ($tree, %args) = @_;
 167         my $iter = sub {
 168                 my ($data, $tr) = @_;
 169                 $tr->fclass('id')->namedlink($data->{id});
 170                 $tr->fclass('problem')->namedlink($data->{problem}, $data->{problem_name});
 171                 $tr->fclass('problem')->find('a')->edit_href(sub{$_ .= "?contest=$args{contest}"}) if $args{contest};
 172                 $tr->fclass('date')->replace_content(ftime $data->{date});
 173                 $tr->fclass('size')->namedlink("$data->{id}.$data->{extension}", sprintf "%.2fKB", $data->{size}/1024);
 174                 $tr->fclass('size')->attr('data-private', '') if $data->{private};
 175                 $tr->fclass('owner')->namedlink($data->{owner}, $data->{owner_name});
 176                 $tr->fclass('result_text')->replace_content($data->{result_text});
 177                 $tr->fclass('result_text')->attr(class => "r$data->{result}");
 178         };
 179         $tree->find('table')->find('tbody')->find('tr')->iter3($args{log}, $iter);
 180         $args{next_page} ? $tree->fclass('next')->namedlink($args{next_page}, 'Next') : $tree->fclass('next')->attr(class => 'next disabled');
 181         $args{previous_page} ? $tree->fclass('previous')->namedlink($args{previous_page}, 'Previous') : $tree->fclass('previous')->attr(class => 'previous disabled');
 182         $tree->fclass('current')->replace_content("Page $args{current_page} of $args{last_page}");
 183 }
 184
 185 sub process_st {
 186         my ($tree, %args) = @_;
 187         $args{problems} //= [];
 188         my $pbiter = sub {
 189                 my ($data, $th) = @_;
 190                 $th->attr(class => undef);
 191                 $th->namedlink($data->id, $data->name);
 192         };
 193         $tree->fclass('problem')->iter3($args{problems}, $pbiter);
 194         my $iter = sub {
 195                 my ($st, $tr) = @_;
 196                 $tr->set_child_content(class => 'rank', $st->{rank});
 197                 $tr->set_child_content(class => 'score', $st->{score});
 198                 $tr->fclass('user')->namedlink($st->{user}->id, $st->{user}->name);
 199                 my $pbscore = $tr->fclass('pbscore');
 200                 $pbscore->detach unless $st->{problems};
 201                 $pbscore->iter($pbscore => @{$st->{scores}});
 202         };
 203         $tree->find('tbody')->find('tr')->iter3($args{st}, $iter);
 204 }