summaryrefslogtreecommitdiff
path: root/lib/VNDB/Util/CommonHTML.pm
blob: 3adfe74096f367bead5263596260f2b73d22885e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486

package VNDB::Util::CommonHTML;

use strict;
use warnings;
use TUWF ':html', 'xml_escape', 'html_escape';
use Exporter 'import';
use Algorithm::Diff::XS 'compact_diff';
use Encode 'encode_utf8', 'decode_utf8';
use VNDB::Func;
use POSIX 'ceil';

our @EXPORT = qw|
  htmlMainTabs htmlDenied htmlHiddenMessage htmlRevision
  htmlEditMessage htmlItemMessage htmlVoteStats htmlSearchBox htmlRGHeader
|;


# generates the "main tabs". These are the commonly used tabs for
# 'objects', i.e. VN/producer/release entries and users
# Arguments: u/v/r/p/g/i/c/d, object, currently selected item (empty=main)
sub htmlMainTabs {
  my($self, $type, $obj, $sel) = @_;
  $sel ||= '';
  my $id = $type.$obj->{id};

  return if $type eq 'g' && !$self->authCan('tagmod');

  ul class => 'maintabs';
   if($type =~ /[uvrpcsd]/) {
     li $sel eq 'hist' ? (class => 'tabselected') : ();
      a href => "/$id/hist", 'history';
     end;
   }

   if($type =~ /[uvp]/) {
     my $cnt = $self->dbThreadCount($type, $obj->{id});
     li $sel eq 'disc' ? (class => 'tabselected') : ();
      a href => "/t/$id", "discussions ($cnt)";
     end;
   }

   if($type eq 'u') {
     li $sel eq 'posts' ? (class => 'tabselected') : ();
      a href => "/$id/posts", 'posts';
     end;
   }

   if($type eq 'u' && (!($obj->{hide_list} || $obj->{prefs}{hide_list}) || ($self->authInfo->{id} && $self->authInfo->{id} == $obj->{id}) || $self->authCan('usermod'))) {
     li $sel eq 'wish' ? (class => 'tabselected') : ();
      a href => "/$id/wish", 'wishlist';
     end;

     li $sel eq 'votes' ? (class => 'tabselected') : ();
      a href => "/$id/votes", 'votes';
     end;

     li $sel eq 'list' ? (class => 'tabselected') : ();
      a href => "/$id/list", 'list';
     end;
   }

   if($type eq 'v' && $self->authCan('tag') && !$obj->{hidden}) {
     li $sel eq 'tagmod' ? (class => 'tabselected') : ();
      a href => "/$id/tagmod", 'modify tags';
     end;
   }

   if($type =~ /[rc]/ && $self->authCan('edit')) {
     li $sel eq 'copy' ? (class => 'tabselected') : ();
      a href => "/$id/copy", 'copy';
     end;
   }

   if(   $type eq 'u'      && ($self->authInfo->{id} && $obj->{id} == $self->authInfo->{id} || $self->authCan('usermod'))
      || $type =~ /[vrpcs]/ && $self->authCan('edit') && ((!$obj->{locked} && !$obj->{hidden}) || $self->authCan('dbmod'))
      || $type =~ /[gi]/   && $self->authCan('tagmod')
      || $type eq 'd'      && $self->authCan('dbmod')
   ) {
     li $sel eq 'edit' ? (class => 'tabselected') : ();
      a href => "/$id/edit", 'edit';
     end;
   }

   if($type eq 'u' && ($self->authInfo->{id}||0) == 2) {
     li $sel eq 'del' ? (class => 'tabselected') : ();
      a href => "/$id/del", 'remove';
     end;
   }

   if($type eq 'v') {
    li $sel eq 'releases' ? (class => 'tabselected') : ();
    a href => "/$id/releases", 'releases';
    end;
   }

   if($type =~ /[vp]/ && $obj->{rgraph}) {
     li $sel eq 'rg' ? (class => 'tabselected') : ();
      a href => "/$id/rg", 'relations';
     end;
   }

   li !$sel ? (class => 'tabselected') : ();
    a href => "/$id", $id;
   end;
  end 'ul';
}


# generates a full error page, including header and footer
sub htmlDenied {
  my $self = shift;
  $self->htmlHeader(title => 'Access Denied');
  div class => 'mainbox';
   h1 'Access Denied';
   div class => 'warning';
    if(!$self->authInfo->{id}) {
      h2 'You need to be logged in to perform this action.';
      p; lit 'Please <a href="/u/login">login</a>, or <a href="/u/register">create an account</a> if you don\'t have one yet.'; end;
    } else {
      h2 'You are not allowed to perform this action.';
      p 'It seems you don\'t have the proper rights to perform the action you wanted to perform...';
    }
   end;
  end 'div';
  $self->htmlFooter;
}


# Generates message saying that the current item has been deleted,
# Arguments: [pvrc], obj
# Returns 1 if the use doesn't have access to the page, 0 otherwise
sub htmlHiddenMessage {
  my($self, $type, $obj) = @_;
  return 0 if !$obj->{hidden};
  my $board = $type =~ /[csd]/ ? 'db' : $type eq 'r' ? 'v'.$obj->{vn}[0]{vid} : $type.$obj->{id};
  # fetch edit summary (not present in $obj, requires the db*GetRev() methods)
  my $editsum = $type eq 'v' ? $self->dbVNGetRev(id => $obj->{id})->[0]{comments}
              : $type eq 'r' ? $self->dbReleaseGetRev(id => $obj->{id})->[0]{comments}
              : $type eq 'c' ? $self->dbCharGetRev(id => $obj->{id})->[0]{comments}
              : $type eq 's' ? $self->dbStaffGetRev(id => $obj->{id})->[0]{comments}
              : $type eq 'd' ? $self->dbDocGetRev(id => $obj->{id})->[0]{comments}
                             : $self->dbProducerGetRev(id => $obj->{id})->[0]{comments};
  div class => 'mainbox';
   h1 $obj->{title}||$obj->{name};
   div class => 'warning';
    h2 'Item deleted';
    p;
     lit 'This item has been deleted from the database. File a request on the <a href="/t/'.$board.'">discussion board</a> to undelete this page.';
     br; br;
     lit bb2html $editsum;
    end;
   end;
  end 'div';
  return $self->htmlFooter() || 1 if !$self->authCan('dbmod');
  return 0;
}


# Shows a revision, including diff if there is a previous revision.
# Arguments: v|p|r|c|d, old revision, new revision, @fields
# Where @fields is a list of fields as arrayrefs with:
#  [ shortname, displayname, %options ],
#  Where %options:
#   diff      => 1/0/regex, whether to show a diff on this field, and what to split it with (1 = character-level diff)
#   short_diff=> 1/0, when set, cut off long context in diffs
#   serialize => coderef, should convert the field into a readable string, no HTML allowed
#   htmlize   => same as serialize, but HTML is allowed and this can't be diff'ed
#   split     => coderef, should return an array of HTML strings that can be diff'ed. (implies diff => 1)
#   join      => used in combination with split, specifies the string used for joining the HTML strings
sub htmlRevision {
  my($self, $type, $old, $new, @fields) = @_;
  div class => 'mainbox revision';
   h1 "Revision $new->{rev}";

   # previous/next revision links
   a class => 'prev', href => sprintf('/%s%d.%d', $type, $new->{id}, $new->{rev}-1), '<- earlier revision' if $new->{rev} > 1;
   a class => 'next', href => sprintf('/%s%d.%d', $type, $new->{id}, $new->{rev}+1), 'later revision ->' if !$new->{lastrev};
   p class => 'center';
    a href => "/$type$new->{id}", "$type$new->{id}";
   end;

   # no previous revision, just show info about the revision itself
   if(!$old) {
     div class => 'rev';
      revheader($self, $type, $new);
      br;
      b 'Edit summary';
      br; br;
      lit bb2html($new->{comments})||'-';
     end;
   }

   # otherwise, compare the two revisions
   else {
     table class => 'stripe';
      thead;
       Tr;
        td; lit '&#xa0;'; end;
        td; revheader($self, $type, $old); end;
        td; revheader($self, $type, $new); end;
       end;
       Tr;
        td; lit '&#xa0;'; end;
        td colspan => 2;
         b "Edit summary of revision $new->{rev}:";
         br; br;
         lit bb2html($new->{comments})||'-';
        end;
       end;
      end;
      revdiff($type, $old, $new, @$_) for (
        [ ihid   => 'Deleted', serialize => sub { $_[0] ? 'Yes' : 'No' } ],
        [ ilock  => 'Locked',  serialize => sub { $_[0] ? 'Yes' : 'No' } ],
        @fields
      );
     end 'table';
   }
  end 'div';
}

sub revheader { # type, obj
  my($self, $type, $obj) = @_;
  b "Revision $obj->{rev}";
  txt ' (';
  a href => "/$type$obj->{id}.$obj->{rev}/edit", 'revert to';
  if($obj->{requester} && $self->authCan('board')) {
    lit ' / ';
    a href => "/t/u$obj->{requester}/new?title=Regarding%20$type$obj->{id}.$obj->{rev}", 'msg user';
  }
  txt ')';
  br;
  txt 'By ';
  lit fmtuser $obj;
  txt ' on ';
  txt fmtdate $obj->{added}, 'full';
}

sub revdiff {
  my($type, $old, $new, $short, $display, %o) = @_;

  $o{serialize} ||= $o{htmlize};
  $o{diff} = 1 if $o{split};
  $o{join} ||= '';

  my $ser1 = $o{serialize} ? $o{serialize}->($old->{$short}, $old) : $old->{$short};
  my $ser2 = $o{serialize} ? $o{serialize}->($new->{$short}, $new) : $new->{$short};
  return if $ser1 eq $ser2;

  if($o{diff} && $ser1 && $ser2) {
    my $sep = ref $o{diff} ? qr/($o{diff})/ : qr//;
    my @ser1 = map encode_utf8($_), $o{split} ? $o{split}->($ser1) : map html_escape($_), split $sep, $ser1;
    my @ser2 = map encode_utf8($_), $o{split} ? $o{split}->($ser2) : map html_escape($_), split $sep, $ser2;
    return if $o{split} && $#ser1 == $#ser2 && !grep $ser1[$_] ne $ser2[$_], 0..$#ser1;

    $ser1 = $ser2 = '';
    my @d = compact_diff(\@ser1, \@ser2);
    my $lastchunk = int (($#d-2)/2);
    for my $i (0..$lastchunk) {
      # $i % 2 == 0  -> equal, otherwise it's different
      my $a = join($o{join}, @ser1[ $d[$i*2]   .. $d[$i*2+2]-1 ]);
      my $b = join($o{join}, @ser2[ $d[$i*2+1] .. $d[$i*2+3]-1 ]);
      # Reduce context if we have too much
      if($o{short_diff} && $i % 2 == 0 && length($a) > 300) {
        my $sep = '<b class="standout">&lt;...&gt;</b>';
        my $ctx = 100;
        $a = $i == 0          ? $sep.'<br>'.substr $a, -$ctx :
             $i == $lastchunk ? substr($a, 0, $ctx).'<br>'.$sep :
                                substr($a, 0, $ctx)."<br><br>$sep<br><br>".substr($a, -$ctx);
        $b = $a;
      }
      $ser1 .= ($ser1?$o{join}:'').($i % 2 ? qq|<b class="diff_del">$a</b>| : $a) if $a ne '';
      $ser2 .= ($ser2?$o{join}:'').($i % 2 ? qq|<b class="diff_add">$b</b>| : $b) if $b ne '';
    }
    $ser1 = decode_utf8($ser1);
    $ser2 = decode_utf8($ser2);
  } elsif(!$o{htmlize}) {
    $ser1 = html_escape $ser1;
    $ser2 = html_escape $ser2;
  }

  $ser1 = '[empty]' if !$ser1 && $ser1 ne '0';
  $ser2 = '[empty]' if !$ser2 && $ser2 ne '0';

  Tr;
   td $display;
   td class => 'tcval'; lit $ser1; end;
   td class => 'tcval'; lit $ser2; end;
  end;
}


# Generates a generic message to show as the header of the edit forms
# Arguments: v/r/p, obj
sub htmlEditMessage {
  my($self, $type, $obj, $title, $copy) = @_;
  my $typename   = {v => 'visual novel', r => 'release', p => 'producer', c => 'character', s => 'person'}->{$type};
  my $guidelines = {v => 2, r => 3, p => 4, c => 12, 's' => 16}->{$type};

  div class => 'mainbox';
   h1 $title;
   if($copy) {
     div class => 'warning';
      h2 'You\'re not editing an entry!';
      p;
       txt 'You\'re about to insert a new entry into the database with information based on ';
       a href => "/$type$obj->{id}", $obj->{title}||$obj->{name};
       txt '.';
       br;
       txt 'Hit the \'edit\' tab on the right-top if you intended to edit the entry instead of creating a new one.';
      end;
     end;
   }
   div class => 'notice';
    h2 'Before editing:';
    ul;
     li;
      txt "Read the ";
      a href=> "/d$guidelines", 'guidelines';
      txt '!';
     end;
     if($obj) {
       li;
        txt 'Check for any existing discussions on the ';
        a href => $type =~ /[cs]/ ? '/t/db' : $type eq 'r' ? "/t/v$obj->{vn}[0]{vid}" : "/t/$type$obj->{id}", 'discussion board';
       end;
       li;
        txt 'Browse the ';
        a href => "/$type$obj->{id}/hist", 'edit history';
        txt ' for any recent changes related to what you want to change.';
       end;
     } elsif($type ne 'r') {
       li;
        a href => "/$type/all", 'Search the database';
        txt " to see if we already have information about this $typename.";
       end;
     }
    end;
   end;
   if($obj && !$obj->{lastrev}) {
     div class => 'warning';
      h2 'Reverting';
      p "You are editing an old revision of this $typename. If you save it, all changes made after this revision will be reverted!";
     end;
   }
  end 'div';
}


# Generates a small message when the user can't edit the item,
# or the item is locked.
# Arguments: v/r/p/c, obj
sub htmlItemMessage {
  my($self, $type, $obj) = @_;
  # $type isn't being used at all... oh well.

  if($obj->{locked}) {
    p class => 'locked', 'Locked for editing';
  } elsif($self->authInfo->{id} && !$self->authCan('edit')) {
    p class => 'locked', 'You are not allowed to edit this page';
  }
}


# generates two tables, one with a vote graph, other with recent votes
sub htmlVoteStats {
  my($self, $type, $obj, $stats) = @_;

  my($max, $count, $total) = (0, 0, 0);
  for (0..$#$stats) {
    $max = $stats->[$_][0] if $stats->[$_][0] > $max;
    $count += $stats->[$_][0];
    $total += $stats->[$_][1];
  }
  div class => 'votestats';
   table class => 'votegraph';
    thead; Tr;
     td colspan => 2, 'Vote stats';
    end; end;
    tfoot; Tr;
     td colspan => 2, sprintf '%d vote%s total, average %.2f%s', $count, $count == 1 ? '' : 's', $total/$count/10,
       $type eq 'v' ? ' ('.fmtrating(ceil($total/$count/10-1)||1).')' : '';
    end; end;
    for (reverse 0..$#$stats) {
      Tr;
      td class => 'number', $_+1;
       td class => 'graph';
        div style => 'width: '.($stats->[$_][0]/$max*250).'px', ' ';
        txt $stats->[$_][0];
       end;
      end;
    }
   end 'table';

   my $recent = $self->dbVoteGet(
     $type.'id' => $obj->{id},
     results => 8,
     what => $type eq 'v' ? 'user hide_list' : 'vn',
     hide_ign => $type eq 'v',
   );
   if(@$recent) {
     table class => 'recentvotes stripe';
      thead; Tr;
       td colspan => 3;
        txt 'Recent votes';
        b;
         txt '(';
         a href => "/$type$obj->{id}/votes", 'show all';
         txt ')';
        end;
       end;
      end; end;
      for (@$recent) {
        Tr;
         td;
          if($type eq 'u') {
            a href => "/v$_->{vid}", title => $_->{original}||$_->{title}, shorten $_->{title}, 40;
          } elsif($_->{hide_list}) {
            b class => 'grayedout', 'hidden';
          } else {
            a href => "/u$_->{uid}", $_->{username};
          }
         end;
         td fmtvote $_->{vote};
         td fmtdate $_->{date};
        end;
      }
     end 'table';
   }

   clearfloat;
   if($type eq 'v' && $obj->{c_votecount}) {
     div;
      h3 'Ranking';
      p sprintf 'Popularity: ranked #%d with a score of %.2f', $obj->{p_ranking}, ($obj->{c_popularity}||0)*100;
      p sprintf 'Bayesian rating: ranked #%d with a rating of %.2f', $obj->{r_ranking}, $obj->{c_rating}/10;
     end;
   }
  end 'div';
}


sub htmlSearchBox {
  my($self, $sel, $v) = @_;

  fieldset class => 'search';
   p id => 'searchtabs';
    a href => '/v/all', $sel eq 'v' ? (class => 'sel') : (), 'Visual novels';
    a href => '/r',     $sel eq 'r' ? (class => 'sel') : (), 'Releases';
    a href => '/p/all', $sel eq 'p' ? (class => 'sel') : (), 'Producers';
    a href => '/s/all', $sel eq 's' ? (class => 'sel') : (), 'Staff';
    a href => '/c/all', $sel eq 'c' ? (class => 'sel') : (), 'Characters';
    a href => '/g',     $sel eq 'g' ? (class => 'sel') : (), 'Tags';
    a href => '/i',     $sel eq 'i' ? (class => 'sel') : (), 'Traits';
    a href => '/u/all', $sel eq 'u' ? (class => 'sel') : (), 'Users';
   end;
   input type => 'text', name => 'q', id => 'q', class => 'text', value => $v;
   input type => 'submit', class => 'submit', value => 'Search!';
  end 'fieldset';
}


sub htmlRGHeader {
  my($self, $title, $type, $obj) = @_;

  # This used to be a good test for inline SVG support, but I'm not sure it is nowadays.
  if(($self->reqHeader('Accept')||'') !~ /application\/xhtml\+xml/) {
    $self->htmlHeader(title => $title);
    $self->htmlMainTabs($type, $obj, 'rg');
    div class => 'mainbox';
     h1 $title;
     div class => 'warning';
      h2 'Not supported';
      p 'Your browser sucks, it doesn\'t have the functionality to render our nice relation graphs.';
     end;
    end;
    $self->htmlFooter;
    return 1;
  }
  $self->htmlHeader(title => $title);
  $self->htmlMainTabs($type, $obj, 'rg');
  return 0;
}


1;