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Contents of /test/html-webhacc/WebHACC/Output.pm

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Revision 1.20 - (show annotations) (download)
Fri Aug 15 16:44:03 2008 UTC (16 years, 3 months ago) by wakaba
Branch: MAIN
Changes since 1.19: +1 -1 lines
++ ChangeLog	15 Aug 2008 16:43:11 -0000
	* cc-script.js (_showTab): Show the tab button of the selected
	tab.

	* cc-script.css (nav): Show scrollbar if there are too many
	tabs.

	* cc.cgi: Reset |$output->input| even if |$input->{s}| is undef (i.e.
	imlementation error case).

2008-08-16  Wakaba  <wakaba@suika.fam.cx>

++ html/WebHACC/ChangeLog	15 Aug 2008 16:43:58 -0000
	* Output.pm (start_section): Don't add item to the non-tab
	navigation menu if the item's rank is higher than 2.

2008-08-16  Wakaba  <wakaba@suika.fam.cx>

1 package WebHACC::Output;
2 use strict;
3
4 require IO::Handle;
5 use Scalar::Util qw/refaddr/;
6
7 my $htescape = sub ($) {
8 my $s = $_[0];
9 $s =~ s/&/&amp;/g;
10 $s =~ s/</&lt;/g;
11 $s =~ s/>/&gt;/g;
12 $s =~ s/"/&quot;/g;
13 $s =~ s{([\x00-\x09\x0B-\x1F\x7F-\xA0\x{FEFF}\x{FFFC}-\x{FFFF}])}{
14 sprintf '<var>U+%04X</var>', ord $1;
15 }ge;
16 return $s;
17 };
18
19 my $htescape_value = sub ($) {
20 my $s = $_[0];
21 $s =~ s/&/&amp;/g;
22 $s =~ s/</&lt;/g;
23 $s =~ s/>/&gt;/g;
24 $s =~ s/"/&quot;/g;
25 return $s;
26 };
27
28 sub new ($) {
29 require WebHACC::Input;
30 return bless {nav => [], section_rank => 1,
31 input => WebHACC::Input->new}, shift;
32 } # new
33
34 sub input ($;$) {
35 if (@_ > 1) {
36 if (defined $_[1]) {
37 $_[0]->{input} = $_[1];
38 } else {
39 $_[0]->{input} = WebHACC::Input->new;
40 }
41 }
42
43 return $_[0]->{input};
44 } # input
45
46 sub handle ($;$) {
47 if (@_ > 1) {
48 if (defined $_[1]) {
49 $_[0]->{handle} = $_[1];
50 } else {
51 delete $_[0]->{handle};
52 }
53 }
54
55 return $_[0]->{handle};
56 } # handle
57
58 sub has_error ($;$) {
59 if (@_ > 1) {
60 if (defined $_[1]) {
61 $_[0]->{has_error} = 1;
62 } else {
63 delete $_[0]->{has_error};
64 }
65 }
66
67 return $_[0]->{has_error};
68 } # has_error
69
70 sub set_utf8 ($) {
71 binmode shift->{handle}, ':utf8';
72 } # set_utf8
73
74 sub set_flush ($) {
75 shift->{handle}->autoflush (1);
76 } # set_flush
77
78 sub unset_flush ($) {
79 shift->{handle}->autoflush (0);
80 } # unset_flush
81
82 sub html ($$) {
83 shift->{handle}->print (shift);
84 } # html
85
86 sub text ($$) {
87 shift->html ($htescape->(shift));
88 } # text
89
90 sub url ($$%) {
91 my ($self, $url, %opt) = @_;
92 $self->html (q[<code class=uri>&lt;]);
93 $self->link ($url, %opt, url => $url);
94 $self->html (q[></code>]);
95 } # url
96
97 sub start_tag ($$%) {
98 my ($self, $tag_name, %opt) = @_;
99 $self->html ('<' . $htescape_value->($tag_name)); # escape for safety
100 if (exists $opt{id}) {
101 my $id = $self->input->id_prefix . $opt{id};
102 $self->html (' id="' . $htescape_value->($id) . '"');
103 delete $opt{id};
104 }
105 for (keys %opt) { # for safety
106 $self->html (' ' . $htescape_value->($_) . '="' .
107 $htescape_value->($opt{$_}) . '"');
108 }
109 $self->html ('>');
110 } # start_tag
111
112 sub end_tag ($$) {
113 shift->html ('</' . $htescape_value->(shift) . '>');
114 } # end_tag
115
116 sub start_section ($%) {
117 my ($self, %opt) = @_;
118
119 my $class = 'section';
120 if (defined $opt{role}) {
121 if ($opt{role} eq 'parse-errors') {
122 $opt{id} ||= 'parse-errors';
123 $opt{title} ||= 'Parse Errors Section';
124 $opt{short_title} ||= 'Parse Errors';
125 $class .= ' errors';
126 delete $opt{role};
127 } elsif ($opt{role} eq 'structure-errors') {
128 $opt{id} ||= 'document-errors';
129 $opt{title} ||= 'Structural Errors';
130 $opt{short_title} ||= 'Struct. Errors';
131 $class .= ' errors';
132 delete $opt{role};
133 } elsif ($opt{role} eq 'transfer-errors') {
134 $opt{id} ||= 'transfer-errors';
135 $opt{title} ||= 'Transfer Errors';
136 $opt{short_title} ||= 'Trans. Errors';
137 $class .= ' errors';
138 delete $opt{role};
139 } elsif ($opt{role} eq 'reformatted') {
140 $opt{id} ||= 'document-tree';
141 $opt{title} ||= 'Reformatted Document Source';
142 $opt{short_title} ||= 'Reformatted';
143 $class .= ' dump';
144 delete $opt{role}
145 } elsif ($opt{role} eq 'tree') {
146 $opt{id} ||= 'document-tree';
147 $opt{title} ||= 'Document Tree';
148 $opt{short_title} ||= 'Tree';
149 $class .= ' dump';
150 delete $opt{role};
151 } elsif ($opt{role} eq 'structure') {
152 $opt{id} ||= 'document-structure';
153 $opt{title} ||= 'Document Structure';
154 $opt{short_title} ||= 'Structure';
155 $class .= ' dump';
156 delete $opt{role};
157 } elsif ($opt{role} eq 'subdoc') {
158 $class .= ' subdoc';
159 delete $opt{role};
160 } elsif ($opt{role} eq 'source') {
161 $opt{id} ||= 'source-string';
162 $opt{title} ||= 'Document Source';
163 $opt{short_title} ||= 'Source';
164 $class .= ' source';
165 delete $opt{role};
166 } elsif ($opt{role} eq 'result') {
167 $opt{id} ||= 'result-summary';
168 $opt{title} ||= 'Result';
169 $class .= ' result';
170 delete $opt{role};
171 }
172 }
173
174 $self->{section_rank}++;
175 $self->html (qq[<div class="$class"]);
176 if (defined $opt{id}) {
177 my $prefix = $self->input->id_prefix;
178 $opt{parent_id} ||= $prefix;
179 my $id = $prefix . $opt{id};
180 $self->html (' id="' . $htescape->($id) . '">');
181 if ($self->{section_rank} == 2 or length $opt{parent_id}) {
182 my $st = $opt{short_title} || $opt{title};
183 push @{$self->{nav}},
184 [$id => $st => $opt{text}] if $self->{section_rank} == 2;
185
186 $self->start_tag ('script');
187 $self->html (qq[ addSectionLink ('$id', ']);
188 $self->nl_text ($st, text => $opt{text});
189 if (defined $opt{parent_id}) {
190 $self->html (q[', '] . $opt{parent_id});
191 }
192 $self->html (q[') ]);
193 $self->end_tag ('script');
194 }
195 } else {
196 $self->html ('>');
197 }
198 my $section_rank = $self->{section_rank};
199 $section_rank = 6 if $section_rank > 6;
200 $self->html ('<h' . $section_rank . '>');
201 $self->nl_text ($opt{title}, text => $opt{text});
202 $self->html ('</h' . $section_rank . '>');
203 } # start_section
204
205 sub end_section ($) {
206 my $self = shift;
207 $self->html ('</div>');
208 $self->{handle}->flush;
209 $self->{section_rank}--;
210 } # end_section
211
212 sub start_error_list ($%) {
213 my ($self, %opt) = @_;
214
215 if (defined $opt{role}) {
216 if ($opt{role} eq 'parse-errors') {
217 $opt{id} ||= 'parse-errors-list';
218 delete $opt{role};
219 } elsif ($opt{role} eq 'structure-errors') {
220 $opt{id} ||= 'document-errors-list';
221 delete $opt{role};
222 } elsif ($opt{role} eq 'transfer-errors') {
223 $opt{id} ||= 'transfer-errors-list';
224 delete $opt{role};
225 }
226 }
227
228 $self->start_tag ('dl', %opt);
229
230 delete $self->{has_error}; # reset
231 } # start_error_list
232
233 sub end_error_list ($%) {
234 my ($self, %opt) = @_;
235
236 my $no_error_message = 'No error found.';
237
238 if (defined $opt{role}) {
239 if ($opt{role} eq 'parse-errors') {
240 $self->end_tag ('dl');
241 ## NOTE: For parse error list, the |add_source_to_parse_error_list|
242 ## method is invoked at the end of |generate_source_string_section|,
243 ## since that generation method is invoked after the error list
244 ## is generated.
245 $no_error_message = 'No parse error found.';
246 } elsif ($opt{role} eq 'structure-errors') {
247 $self->end_tag ('dl');
248 $self->add_source_to_parse_error_list ('document-errors-list');
249 $no_error_message = 'No structural error found.';
250 } elsif ($opt{role} eq 'transfer-errors') {
251 $self->end_tag ('dl');
252 $no_error_message = 'No transfer error found.';
253 } else {
254 $self->end_tag ('dl');
255 }
256 } else {
257 $self->end_tag ('dl');
258 }
259
260 unless ($self->{has_error}) {
261 $self->start_tag ('p', class => 'no-errors');
262 $self->nl_text ($no_error_message);
263 }
264 } # end_error_list
265
266 sub add_source_to_parse_error_list ($$) {
267 my $self = shift;
268
269 $self->script (q[addSourceToParseErrorList ('] . $self->input->id_prefix .
270 q[', '] . shift () . q[')]);
271 } # add_source_to_parse_error_list
272
273 sub start_code_block ($) {
274 shift->html ('<pre><code>');
275 } # start_code_block
276
277 sub end_code_block ($) {
278 shift->html ('</code></pre>');
279 } # end_code_block
280
281 sub code ($$;%) {
282 my ($self, $content, %opt) = @_;
283 $self->start_tag ('code', %opt);
284 $self->text ($content);
285 $self->html ('</code>');
286 } # code
287
288 sub script ($$;%) {
289 my ($self, $content, %opt) = @_;
290 $self->start_tag ('script', %opt);
291 $self->html ($content);
292 $self->html ('</script>');
293 } # script
294
295 sub dt ($$;%) {
296 my ($self, $content, %opt) = @_;
297 $self->start_tag ('dt', %opt);
298 $self->nl_text ($content, text => $opt{text});
299 } # dt
300
301 sub select ($$%) {
302 my ($self, $options, %opt) = @_;
303
304 my $selected = $opt{selected};
305 delete $opt{selected};
306
307 $self->start_tag ('select', %opt);
308
309 my @options = @$options;
310 while (@options) {
311 my $opt = shift @options;
312 if ($opt->{options}) {
313 $self->html ('<optgroup label="');
314 $self->nl_text ($opt->{label});
315 $self->html ('">');
316 unshift @options, @{$opt->{options}}, {end_options => 1};
317 } elsif ($opt->{end_options}) {
318 $self->end_tag ('optgroup');
319 } else {
320 $self->start_tag ('option', value => $opt->{value},
321 ((defined $selected and $opt->{value} eq $selected)
322 ? (selected => '') : ()));
323 $self->nl_text (defined $opt->{label} ? $opt->{label} : $opt->{value});
324 }
325 }
326
327 $self->end_tag ('select');
328 } # select
329
330 sub link ($$%) {
331 my ($self, $content, %opt) = @_;
332 $self->start_tag ('a', %opt, href => $opt{url});
333 $self->text ($content);
334 $self->html ('</a>');
335 } # link
336
337 sub xref ($$%) {
338 my ($self, $content, %opt) = @_;
339 $self->html ('<a href="#' . $htescape->($self->input->id_prefix . $opt{target}) . '">');
340 $self->nl_text ($content, text => $opt{text});
341 $self->html ('</a>');
342 } # xref
343
344 sub xref_text ($$%) {
345 my ($self, $content, %opt) = @_;
346 $self->html ('<a href="#' . $htescape->($self->input->id_prefix . $opt{target}) . '">');
347 $self->text ($content);
348 $self->html ('</a>');
349 } # xref
350
351 sub link_to_webhacc ($$%) {
352 my ($self, $content, %opt) = @_;
353 $opt{url} = './?uri=' . $self->encode_url_component ($opt{url});
354 $self->link ($content, %opt);
355 } # link_to_webhacc
356
357 my $get_node_path = sub ($) {
358 my $node = shift;
359 my @r;
360 while (defined $node) {
361 my $rs;
362 if ($node->node_type == 1) {
363 $rs = $node->node_name;
364 $node = $node->parent_node;
365 } elsif ($node->node_type == 2) {
366 $rs = '@' . $node->node_name;
367 $node = $node->owner_element;
368 } elsif ($node->node_type == 3) {
369 $rs = '"' . $node->data . '"';
370 $node = $node->parent_node;
371 } elsif ($node->node_type == 9) {
372 @r = ('') unless @r;
373 $rs = '';
374 $node = $node->parent_node;
375 } else {
376 $rs = '#' . $node->node_type;
377 $node = $node->parent_node;
378 }
379 unshift @r, $rs;
380 }
381 return join '/', @r;
382 }; # $get_node_path
383
384 my $get_object_path = sub ($) {
385 my $node = shift;
386 my @r;
387 while (defined $node) {
388 my $ref = ref $node;
389 $ref =~ /([^:]+)$/;
390 my $rs = $1;
391 my $node_name = $node->node_name;
392 if (defined $node_name) {
393 $rs .= ' <code>' . $htescape->($node_name) . '</code>';
394 }
395 $node = undef;
396 unshift @r, $rs;
397 }
398 return join '/', @r;
399 }; # $get_object_path
400
401 sub node_link ($$) {
402 my ($self, $node) = @_;
403 if ($node->isa ('Message::IF::Node')) {
404 $self->xref_text ($get_node_path->($node),
405 target => 'node-' . refaddr $node);
406 } else {
407 $self->html ($get_object_path->($node));
408 }
409 } # node_link
410
411 {
412 my $Msg = {};
413
414 sub load_text_catalog ($$) {
415 my $self = shift;
416
417 my $lang = shift; # MUST be a canonical lang name
418 my $file_name = qq[cc-msg.$lang.txt];
419 $lang = 'en' unless -f $file_name;
420 $self->{primary_language} = $lang;
421
422 open my $file, '<:utf8', $file_name or die "$0: $file_name: $!";
423 while (<$file>) {
424 if (s/^([^;]+);([^;]*);//) {
425 my ($type, $cls, $msg) = ($1, $2, $_);
426 $msg =~ tr/\x0D\x0A//d;
427 $Msg->{$type} = [$cls, $msg];
428 }
429 }
430 } # load_text_catalog
431
432 sub nl_text ($$;%) {
433 my ($self, $type, %opt) = @_;
434 my $node = $opt{node};
435
436 my @arg;
437 {
438 if (defined $Msg->{$type}) {
439 my $msg = $Msg->{$type}->[1];
440 if ($msg =~ /<var>/) {
441 $msg =~ s{<var>\$([0-9]+)</var>}{
442 defined $arg[$1] ? $htescape->($arg[$1]) : '(undef)';
443 }ge;
444 $msg =~ s{<var>{\@([A-Za-z0-9:_.-]+)}</var>}{
445 UNIVERSAL::can ($node, 'get_attribute_ns')
446 ? $htescape->($node->get_attribute_ns (undef, $1)) : ''
447 }ge;
448 $msg =~ s{<var>{\@}</var>}{
449 UNIVERSAL::can ($node, 'value') ? $htescape->($node->value) : ''
450 }ge;
451 $msg =~ s{<var>{text}</var>}{
452 defined $opt{text} ? $htescape->($opt{text}) : ''
453 }ge;
454 $msg =~ s{<var>{value}</var>}{
455 defined $opt{value} ? $htescape->($opt{value}) : ''
456 }ge;
457 $msg =~ s{<var>{local-name}</var>}{
458 UNIVERSAL::can ($node, 'manakai_local_name')
459 ? $htescape->($node->manakai_local_name) : ''
460 }ge;
461 $msg =~ s{<var>{element-local-name}</var>}{
462 (UNIVERSAL::can ($node, 'owner_element') and
463 $node->owner_element)
464 ? $htescape->($node->owner_element->manakai_local_name) : ''
465 }ge;
466 }
467 $self->html ($msg);
468 return;
469 } elsif ($type =~ s/:([^:]*)$//) {
470 unshift @arg, $1;
471 redo;
472 }
473 }
474 $self->text ($type);
475 } # nl_text
476
477 }
478
479 sub nav_list ($) {
480 my $self = shift;
481 $self->html (q[<ul class="navigation" id="nav-items">]);
482 for (@{$self->{nav}}) {
483 $self->html (qq[<li><a href="#@{[$htescape->($_->[0])]}">]);
484 $self->nl_text ($_->[1], text => $_->[2]);
485 $self->html ('</a>');
486 }
487 $self->html ('</ul>');
488 } # nav_list
489
490 sub http_header ($) {
491 shift->html (qq[Content-Type: text/html; charset=utf-8\n\n]);
492 } # http_header
493
494 sub http_error ($$) {
495 my $self = shift;
496 my $code = 0+shift;
497 my $text = {
498 404 => 'Not Found',
499 }->{$code};
500 $self->html (qq[Status: $code $text\nContent-Type: text/html ; charset=us-ascii\n\n$code $text]);
501 } # http_error
502
503 sub html_header ($) {
504 my $self = shift;
505 $self->html (q[<!DOCTYPE html>]);
506 $self->start_tag ('html', lang => $self->{primary_language});
507 $self->html (q[<head><title>]);
508 $self->nl_text (q[WebHACC:Title]);
509 $self->html (q[</title>
510 <link rel="stylesheet" href="../cc-style.css" type="text/css">
511 <script src="../cc-script.js"></script>
512 </head>
513 <body onclick=" return onbodyclick (event) " onload=" onbodyload () ">
514 <h1>]);
515 $self->nl_text (q[WebHACC:Heading]);
516 $self->html (q[</h1><script> insertNavSections () </script>]);
517 } # html_header
518
519 sub generate_input_section ($$) {
520 my ($out, $cgi) = @_;
521
522 require Encode;
523 my $decode = sub ($) {
524 if (defined $_[0]) {
525 return Encode::decode ('utf-8', $_[0]);
526 } else {
527 return undef;
528 }
529 }; # $decode
530
531 my $options = sub ($) {
532 my $context = shift;
533
534 $out->html (q[<div class="details default"><p class=legend onclick="nextSibling.style.display = nextSibling.style.display == 'block' ? 'none' : 'block'; parentNode.className = nextSibling.style.display == 'none' ? 'details' : 'details open'">]);
535 $out->nl_text (q[Options]);
536 $out->start_tag ('div');
537
538 if ($context eq 'url') {
539 $out->start_tag ('p');
540 $out->start_tag ('label');
541 $out->start_tag ('input', type => 'checkbox', name => 'error-page',
542 value => 1,
543 ($cgi->get_parameter ('error-page')
544 ? (checked => '') : ()));
545 $out->nl_text ('Check error page');
546 $out->end_tag ('label');
547 }
548
549 $out->start_tag ('p');
550 $out->start_tag ('label');
551 $out->nl_text (q[Content type]);
552 $out->text (': ');
553 $out->select ([
554 {value => '', label => 'As specified'},
555 {value => 'application/atom+xml'},
556 {value => 'application/xhtml+xml'},
557 {value => 'application/xml'},
558 {value => 'text/html'},
559 {value => 'text/xml'},
560 {value => 'text/css'},
561 {value => 'text/cache-manifest'},
562 {value => 'text/x-webidl'},
563 ], name => 'i', selected => scalar $cgi->get_parameter ('i'));
564 $out->end_tag ('label');
565
566 if ($context ne 'text') {
567 $out->start_tag ('p');
568 $out->start_tag ('label');
569 $out->nl_text (q[Charset]);
570 $out->text (q[: ]);
571 $out->select ([
572 {value => '', label => 'As specified'},
573 {label => 'Japanese charsets', options => [
574 {value => 'Windows-31J'},
575 {value => 'Shift_JIS'},
576 {value => 'EUC-JP'},
577 {value => 'ISO-2022-JP'},
578 ]},
579 {label => 'European charsets', options => [
580 {value => 'Windows-1252'},
581 {value => 'ISO-8859-1'},
582 {value => 'US-ASCII'},
583 ]},
584 {label => 'Asian charsets', options => [
585 {value => 'Windows-874'},
586 {value => 'ISO-8859-11'},
587 {value => 'TIS-620'},
588 ]},
589 {label => 'Unicode charsets', options => [
590 {value => 'UTF-8'},
591 {value => 'UTF-8n'},
592 ]},
593 ], name => 'charset',
594 selected => scalar $cgi->get_parameter ('charset'));
595 $out->end_tag ('label');
596 }
597
598 if ($context eq 'text') {
599 $out->start_tag ('p');
600 $out->start_tag ('label');
601 $out->nl_text ('Setting innerHTML');
602 $out->text (': ');
603 $out->start_tag ('input', name => 'e',
604 value => $decode->(scalar $cgi->get_parameter ('e')));
605 $out->end_tag ('label');
606 }
607
608 $out->html (q[</div></div>]);
609 }; # $options
610
611 $out->start_section (id => 'input', title => 'Input');
612 $out->html (q[<script> insertNavSections ('input') </script>]);
613
614 $out->start_section (id => 'input-url', title => 'By URL',
615 parent_id => 'input');
616 $out->start_tag ('form', action => './#result-summary',
617 'accept-charset' => 'utf-8',
618 method => 'get');
619 $out->start_tag ('input', type => 'hidden', name => '_charset_');
620
621 $out->start_tag ('p');
622 $out->start_tag ('label');
623 $out->nl_text ('URL');
624 $out->text (': ');
625 $out->start_tag ('input',
626 name => 'uri',
627 type => 'url',
628 value => $decode->(scalar $cgi->get_parameter ('uri')));
629 $out->end_tag ('label');
630
631 $out->start_tag ('p');
632 $out->start_tag ('button', type => 'submit');
633 $out->nl_text ('Check');
634 $out->end_tag ('button');
635
636 $options->('url');
637
638 $out->end_tag ('form');
639 $out->end_section;
640
641 ## TODO: File upload
642
643 $out->start_section (id => 'input-text', title => 'By direct input',
644 parent_id => 'input');
645 $out->start_tag ('form', action => './#result-summary',
646 'accept-charset' => 'utf-8',
647 method => 'post');
648 $out->start_tag ('input', type => 'hidden', name => '_charset_');
649
650 $out->start_tag ('p');
651 $out->start_tag ('label');
652 $out->nl_text ('Document source to check');
653 $out->text (': ');
654 $out->start_tag ('br');
655 $out->start_tag ('textarea',
656 name => 's');
657 my $s = $decode->($cgi->get_parameter ('s'));
658 $out->html ($htescape_value->($s)) if defined $s;
659 $out->end_tag ('textarea');
660 $out->end_tag ('label');
661
662 $out->start_tag ('p');
663 $out->start_tag ('button', type => 'submit',
664 onclick => 'form.method = form.s.value.length > 512 ? "post" : "get"');
665 $out->nl_text ('Check');
666 $out->end_tag ('button');
667
668 $options->('text');
669
670 $out->end_tag ('form');
671 $out->end_section;
672
673 $out->script (q[
674 if (!document.webhaccNavigated &&
675 document.getElementsByTagName ('textarea')[0].value.length > 0) {
676 showTab ('input-text');
677 document.webhaccNavigated = false;
678 }
679 ]);
680
681 $out->end_section;
682 } # generate_input_section
683
684 sub encode_url_component ($$) {
685 shift;
686 require Encode;
687 my $s = Encode::encode ('utf8', shift);
688 $s =~ s/([^0-9A-Za-z_.~-])/sprintf '%%%02X', ord $1/ge;
689 return $s;
690 } # encode_url_component
691
692 1;

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