|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/** |
|
4
|
|
|
* Experimental HTML5-based parser using Jeroen van der Meer's PH5P library. |
|
5
|
|
|
* Occupies space in the HTML5 pseudo-namespace, which may cause conflicts. |
|
6
|
|
|
* |
|
7
|
|
|
* @note |
|
8
|
|
|
* Recent changes to PHP's DOM extension have resulted in some fatal |
|
9
|
|
|
* error conditions with the original version of PH5P. Pending changes, |
|
10
|
|
|
* this lexer will punt to DirectLex if DOM throws an exception. |
|
11
|
|
|
*/ |
|
12
|
|
|
|
|
13
|
|
|
class HTMLPurifier_Lexer_PH5P extends HTMLPurifier_Lexer_DOMLex |
|
14
|
|
|
{ |
|
15
|
|
|
/** |
|
16
|
|
|
* @param string $html |
|
17
|
|
|
* @param HTMLPurifier_Config $config |
|
18
|
|
|
* @param HTMLPurifier_Context $context |
|
19
|
|
|
* @return HTMLPurifier_Token[] |
|
20
|
|
|
*/ |
|
21
|
|
|
public function tokenizeHTML($html, $config, $context) |
|
22
|
|
|
{ |
|
23
|
|
|
$new_html = $this->normalize($html, $config, $context); |
|
24
|
|
|
$new_html = $this->wrapHTML($new_html, $config, $context, false /* no div */); |
|
25
|
|
|
try { |
|
26
|
|
|
$parser = new HTML5($new_html); |
|
27
|
|
|
$doc = $parser->save(); |
|
28
|
|
|
} catch (DOMException $e) { |
|
29
|
|
|
// Uh oh, it failed. Punt to DirectLex. |
|
30
|
|
|
$lexer = new HTMLPurifier_Lexer_DirectLex(); |
|
31
|
|
|
$context->register('PH5PError', $e); // save the error, so we can detect it |
|
32
|
|
|
return $lexer->tokenizeHTML($html, $config, $context); // use original HTML |
|
33
|
|
|
} |
|
34
|
|
|
$tokens = array(); |
|
35
|
|
|
$this->tokenizeDOM( |
|
36
|
|
|
$doc->getElementsByTagName('html')->item(0)-> // <html> |
|
37
|
|
|
getElementsByTagName('body')->item(0) // <body> |
|
38
|
|
|
, |
|
39
|
|
|
$tokens, $config |
|
40
|
|
|
); |
|
41
|
|
|
return $tokens; |
|
42
|
|
|
} |
|
43
|
|
|
} |
|
44
|
|
|
|
|
45
|
|
|
/* |
|
46
|
|
|
|
|
47
|
|
|
Copyright 2007 Jeroen van der Meer <http://jero.net/> |
|
48
|
|
|
|
|
49
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a |
|
50
|
|
|
copy of this software and associated documentation files (the |
|
51
|
|
|
"Software"), to deal in the Software without restriction, including |
|
52
|
|
|
without limitation the rights to use, copy, modify, merge, publish, |
|
53
|
|
|
distribute, sublicense, and/or sell copies of the Software, and to |
|
54
|
|
|
permit persons to whom the Software is furnished to do so, subject to |
|
55
|
|
|
the following conditions: |
|
56
|
|
|
|
|
57
|
|
|
The above copyright notice and this permission notice shall be included |
|
58
|
|
|
in all copies or substantial portions of the Software. |
|
59
|
|
|
|
|
60
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
|
61
|
|
|
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
|
62
|
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
|
63
|
|
|
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
|
64
|
|
|
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
|
65
|
|
|
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
|
66
|
|
|
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
|
67
|
|
|
|
|
68
|
|
|
*/ |
|
69
|
|
|
|
|
70
|
|
|
class HTML5 |
|
71
|
|
|
{ |
|
72
|
|
|
private $data; |
|
73
|
|
|
private $char; |
|
74
|
|
|
private $EOF; |
|
75
|
|
|
private $state; |
|
76
|
|
|
private $tree; |
|
77
|
|
|
private $token; |
|
78
|
|
|
private $content_model; |
|
79
|
|
|
private $escape = false; |
|
80
|
|
|
private $entities = array( |
|
81
|
|
|
'AElig;', |
|
82
|
|
|
'AElig', |
|
83
|
|
|
'AMP;', |
|
84
|
|
|
'AMP', |
|
85
|
|
|
'Aacute;', |
|
86
|
|
|
'Aacute', |
|
87
|
|
|
'Acirc;', |
|
88
|
|
|
'Acirc', |
|
89
|
|
|
'Agrave;', |
|
90
|
|
|
'Agrave', |
|
91
|
|
|
'Alpha;', |
|
92
|
|
|
'Aring;', |
|
93
|
|
|
'Aring', |
|
94
|
|
|
'Atilde;', |
|
95
|
|
|
'Atilde', |
|
96
|
|
|
'Auml;', |
|
97
|
|
|
'Auml', |
|
98
|
|
|
'Beta;', |
|
99
|
|
|
'COPY;', |
|
100
|
|
|
'COPY', |
|
101
|
|
|
'Ccedil;', |
|
102
|
|
|
'Ccedil', |
|
103
|
|
|
'Chi;', |
|
104
|
|
|
'Dagger;', |
|
105
|
|
|
'Delta;', |
|
106
|
|
|
'ETH;', |
|
107
|
|
|
'ETH', |
|
108
|
|
|
'Eacute;', |
|
109
|
|
|
'Eacute', |
|
110
|
|
|
'Ecirc;', |
|
111
|
|
|
'Ecirc', |
|
112
|
|
|
'Egrave;', |
|
113
|
|
|
'Egrave', |
|
114
|
|
|
'Epsilon;', |
|
115
|
|
|
'Eta;', |
|
116
|
|
|
'Euml;', |
|
117
|
|
|
'Euml', |
|
118
|
|
|
'GT;', |
|
119
|
|
|
'GT', |
|
120
|
|
|
'Gamma;', |
|
121
|
|
|
'Iacute;', |
|
122
|
|
|
'Iacute', |
|
123
|
|
|
'Icirc;', |
|
124
|
|
|
'Icirc', |
|
125
|
|
|
'Igrave;', |
|
126
|
|
|
'Igrave', |
|
127
|
|
|
'Iota;', |
|
128
|
|
|
'Iuml;', |
|
129
|
|
|
'Iuml', |
|
130
|
|
|
'Kappa;', |
|
131
|
|
|
'LT;', |
|
132
|
|
|
'LT', |
|
133
|
|
|
'Lambda;', |
|
134
|
|
|
'Mu;', |
|
135
|
|
|
'Ntilde;', |
|
136
|
|
|
'Ntilde', |
|
137
|
|
|
'Nu;', |
|
138
|
|
|
'OElig;', |
|
139
|
|
|
'Oacute;', |
|
140
|
|
|
'Oacute', |
|
141
|
|
|
'Ocirc;', |
|
142
|
|
|
'Ocirc', |
|
143
|
|
|
'Ograve;', |
|
144
|
|
|
'Ograve', |
|
145
|
|
|
'Omega;', |
|
146
|
|
|
'Omicron;', |
|
147
|
|
|
'Oslash;', |
|
148
|
|
|
'Oslash', |
|
149
|
|
|
'Otilde;', |
|
150
|
|
|
'Otilde', |
|
151
|
|
|
'Ouml;', |
|
152
|
|
|
'Ouml', |
|
153
|
|
|
'Phi;', |
|
154
|
|
|
'Pi;', |
|
155
|
|
|
'Prime;', |
|
156
|
|
|
'Psi;', |
|
157
|
|
|
'QUOT;', |
|
158
|
|
|
'QUOT', |
|
159
|
|
|
'REG;', |
|
160
|
|
|
'REG', |
|
161
|
|
|
'Rho;', |
|
162
|
|
|
'Scaron;', |
|
163
|
|
|
'Sigma;', |
|
164
|
|
|
'THORN;', |
|
165
|
|
|
'THORN', |
|
166
|
|
|
'TRADE;', |
|
167
|
|
|
'Tau;', |
|
168
|
|
|
'Theta;', |
|
169
|
|
|
'Uacute;', |
|
170
|
|
|
'Uacute', |
|
171
|
|
|
'Ucirc;', |
|
172
|
|
|
'Ucirc', |
|
173
|
|
|
'Ugrave;', |
|
174
|
|
|
'Ugrave', |
|
175
|
|
|
'Upsilon;', |
|
176
|
|
|
'Uuml;', |
|
177
|
|
|
'Uuml', |
|
178
|
|
|
'Xi;', |
|
179
|
|
|
'Yacute;', |
|
180
|
|
|
'Yacute', |
|
181
|
|
|
'Yuml;', |
|
182
|
|
|
'Zeta;', |
|
183
|
|
|
'aacute;', |
|
184
|
|
|
'aacute', |
|
185
|
|
|
'acirc;', |
|
186
|
|
|
'acirc', |
|
187
|
|
|
'acute;', |
|
188
|
|
|
'acute', |
|
189
|
|
|
'aelig;', |
|
190
|
|
|
'aelig', |
|
191
|
|
|
'agrave;', |
|
192
|
|
|
'agrave', |
|
193
|
|
|
'alefsym;', |
|
194
|
|
|
'alpha;', |
|
195
|
|
|
'amp;', |
|
196
|
|
|
'amp', |
|
197
|
|
|
'and;', |
|
198
|
|
|
'ang;', |
|
199
|
|
|
'apos;', |
|
200
|
|
|
'aring;', |
|
201
|
|
|
'aring', |
|
202
|
|
|
'asymp;', |
|
203
|
|
|
'atilde;', |
|
204
|
|
|
'atilde', |
|
205
|
|
|
'auml;', |
|
206
|
|
|
'auml', |
|
207
|
|
|
'bdquo;', |
|
208
|
|
|
'beta;', |
|
209
|
|
|
'brvbar;', |
|
210
|
|
|
'brvbar', |
|
211
|
|
|
'bull;', |
|
212
|
|
|
'cap;', |
|
213
|
|
|
'ccedil;', |
|
214
|
|
|
'ccedil', |
|
215
|
|
|
'cedil;', |
|
216
|
|
|
'cedil', |
|
217
|
|
|
'cent;', |
|
218
|
|
|
'cent', |
|
219
|
|
|
'chi;', |
|
220
|
|
|
'circ;', |
|
221
|
|
|
'clubs;', |
|
222
|
|
|
'cong;', |
|
223
|
|
|
'copy;', |
|
224
|
|
|
'copy', |
|
225
|
|
|
'crarr;', |
|
226
|
|
|
'cup;', |
|
227
|
|
|
'curren;', |
|
228
|
|
|
'curren', |
|
229
|
|
|
'dArr;', |
|
230
|
|
|
'dagger;', |
|
231
|
|
|
'darr;', |
|
232
|
|
|
'deg;', |
|
233
|
|
|
'deg', |
|
234
|
|
|
'delta;', |
|
235
|
|
|
'diams;', |
|
236
|
|
|
'divide;', |
|
237
|
|
|
'divide', |
|
238
|
|
|
'eacute;', |
|
239
|
|
|
'eacute', |
|
240
|
|
|
'ecirc;', |
|
241
|
|
|
'ecirc', |
|
242
|
|
|
'egrave;', |
|
243
|
|
|
'egrave', |
|
244
|
|
|
'empty;', |
|
245
|
|
|
'emsp;', |
|
246
|
|
|
'ensp;', |
|
247
|
|
|
'epsilon;', |
|
248
|
|
|
'equiv;', |
|
249
|
|
|
'eta;', |
|
250
|
|
|
'eth;', |
|
251
|
|
|
'eth', |
|
252
|
|
|
'euml;', |
|
253
|
|
|
'euml', |
|
254
|
|
|
'euro;', |
|
255
|
|
|
'exist;', |
|
256
|
|
|
'fnof;', |
|
257
|
|
|
'forall;', |
|
258
|
|
|
'frac12;', |
|
259
|
|
|
'frac12', |
|
260
|
|
|
'frac14;', |
|
261
|
|
|
'frac14', |
|
262
|
|
|
'frac34;', |
|
263
|
|
|
'frac34', |
|
264
|
|
|
'frasl;', |
|
265
|
|
|
'gamma;', |
|
266
|
|
|
'ge;', |
|
267
|
|
|
'gt;', |
|
268
|
|
|
'gt', |
|
269
|
|
|
'hArr;', |
|
270
|
|
|
'harr;', |
|
271
|
|
|
'hearts;', |
|
272
|
|
|
'hellip;', |
|
273
|
|
|
'iacute;', |
|
274
|
|
|
'iacute', |
|
275
|
|
|
'icirc;', |
|
276
|
|
|
'icirc', |
|
277
|
|
|
'iexcl;', |
|
278
|
|
|
'iexcl', |
|
279
|
|
|
'igrave;', |
|
280
|
|
|
'igrave', |
|
281
|
|
|
'image;', |
|
282
|
|
|
'infin;', |
|
283
|
|
|
'int;', |
|
284
|
|
|
'iota;', |
|
285
|
|
|
'iquest;', |
|
286
|
|
|
'iquest', |
|
287
|
|
|
'isin;', |
|
288
|
|
|
'iuml;', |
|
289
|
|
|
'iuml', |
|
290
|
|
|
'kappa;', |
|
291
|
|
|
'lArr;', |
|
292
|
|
|
'lambda;', |
|
293
|
|
|
'lang;', |
|
294
|
|
|
'laquo;', |
|
295
|
|
|
'laquo', |
|
296
|
|
|
'larr;', |
|
297
|
|
|
'lceil;', |
|
298
|
|
|
'ldquo;', |
|
299
|
|
|
'le;', |
|
300
|
|
|
'lfloor;', |
|
301
|
|
|
'lowast;', |
|
302
|
|
|
'loz;', |
|
303
|
|
|
'lrm;', |
|
304
|
|
|
'lsaquo;', |
|
305
|
|
|
'lsquo;', |
|
306
|
|
|
'lt;', |
|
307
|
|
|
'lt', |
|
308
|
|
|
'macr;', |
|
309
|
|
|
'macr', |
|
310
|
|
|
'mdash;', |
|
311
|
|
|
'micro;', |
|
312
|
|
|
'micro', |
|
313
|
|
|
'middot;', |
|
314
|
|
|
'middot', |
|
315
|
|
|
'minus;', |
|
316
|
|
|
'mu;', |
|
317
|
|
|
'nabla;', |
|
318
|
|
|
'nbsp;', |
|
319
|
|
|
'nbsp', |
|
320
|
|
|
'ndash;', |
|
321
|
|
|
'ne;', |
|
322
|
|
|
'ni;', |
|
323
|
|
|
'not;', |
|
324
|
|
|
'not', |
|
325
|
|
|
'notin;', |
|
326
|
|
|
'nsub;', |
|
327
|
|
|
'ntilde;', |
|
328
|
|
|
'ntilde', |
|
329
|
|
|
'nu;', |
|
330
|
|
|
'oacute;', |
|
331
|
|
|
'oacute', |
|
332
|
|
|
'ocirc;', |
|
333
|
|
|
'ocirc', |
|
334
|
|
|
'oelig;', |
|
335
|
|
|
'ograve;', |
|
336
|
|
|
'ograve', |
|
337
|
|
|
'oline;', |
|
338
|
|
|
'omega;', |
|
339
|
|
|
'omicron;', |
|
340
|
|
|
'oplus;', |
|
341
|
|
|
'or;', |
|
342
|
|
|
'ordf;', |
|
343
|
|
|
'ordf', |
|
344
|
|
|
'ordm;', |
|
345
|
|
|
'ordm', |
|
346
|
|
|
'oslash;', |
|
347
|
|
|
'oslash', |
|
348
|
|
|
'otilde;', |
|
349
|
|
|
'otilde', |
|
350
|
|
|
'otimes;', |
|
351
|
|
|
'ouml;', |
|
352
|
|
|
'ouml', |
|
353
|
|
|
'para;', |
|
354
|
|
|
'para', |
|
355
|
|
|
'part;', |
|
356
|
|
|
'permil;', |
|
357
|
|
|
'perp;', |
|
358
|
|
|
'phi;', |
|
359
|
|
|
'pi;', |
|
360
|
|
|
'piv;', |
|
361
|
|
|
'plusmn;', |
|
362
|
|
|
'plusmn', |
|
363
|
|
|
'pound;', |
|
364
|
|
|
'pound', |
|
365
|
|
|
'prime;', |
|
366
|
|
|
'prod;', |
|
367
|
|
|
'prop;', |
|
368
|
|
|
'psi;', |
|
369
|
|
|
'quot;', |
|
370
|
|
|
'quot', |
|
371
|
|
|
'rArr;', |
|
372
|
|
|
'radic;', |
|
373
|
|
|
'rang;', |
|
374
|
|
|
'raquo;', |
|
375
|
|
|
'raquo', |
|
376
|
|
|
'rarr;', |
|
377
|
|
|
'rceil;', |
|
378
|
|
|
'rdquo;', |
|
379
|
|
|
'real;', |
|
380
|
|
|
'reg;', |
|
381
|
|
|
'reg', |
|
382
|
|
|
'rfloor;', |
|
383
|
|
|
'rho;', |
|
384
|
|
|
'rlm;', |
|
385
|
|
|
'rsaquo;', |
|
386
|
|
|
'rsquo;', |
|
387
|
|
|
'sbquo;', |
|
388
|
|
|
'scaron;', |
|
389
|
|
|
'sdot;', |
|
390
|
|
|
'sect;', |
|
391
|
|
|
'sect', |
|
392
|
|
|
'shy;', |
|
393
|
|
|
'shy', |
|
394
|
|
|
'sigma;', |
|
395
|
|
|
'sigmaf;', |
|
396
|
|
|
'sim;', |
|
397
|
|
|
'spades;', |
|
398
|
|
|
'sub;', |
|
399
|
|
|
'sube;', |
|
400
|
|
|
'sum;', |
|
401
|
|
|
'sup1;', |
|
402
|
|
|
'sup1', |
|
403
|
|
|
'sup2;', |
|
404
|
|
|
'sup2', |
|
405
|
|
|
'sup3;', |
|
406
|
|
|
'sup3', |
|
407
|
|
|
'sup;', |
|
408
|
|
|
'supe;', |
|
409
|
|
|
'szlig;', |
|
410
|
|
|
'szlig', |
|
411
|
|
|
'tau;', |
|
412
|
|
|
'there4;', |
|
413
|
|
|
'theta;', |
|
414
|
|
|
'thetasym;', |
|
415
|
|
|
'thinsp;', |
|
416
|
|
|
'thorn;', |
|
417
|
|
|
'thorn', |
|
418
|
|
|
'tilde;', |
|
419
|
|
|
'times;', |
|
420
|
|
|
'times', |
|
421
|
|
|
'trade;', |
|
422
|
|
|
'uArr;', |
|
423
|
|
|
'uacute;', |
|
424
|
|
|
'uacute', |
|
425
|
|
|
'uarr;', |
|
426
|
|
|
'ucirc;', |
|
427
|
|
|
'ucirc', |
|
428
|
|
|
'ugrave;', |
|
429
|
|
|
'ugrave', |
|
430
|
|
|
'uml;', |
|
431
|
|
|
'uml', |
|
432
|
|
|
'upsih;', |
|
433
|
|
|
'upsilon;', |
|
434
|
|
|
'uuml;', |
|
435
|
|
|
'uuml', |
|
436
|
|
|
'weierp;', |
|
437
|
|
|
'xi;', |
|
438
|
|
|
'yacute;', |
|
439
|
|
|
'yacute', |
|
440
|
|
|
'yen;', |
|
441
|
|
|
'yen', |
|
442
|
|
|
'yuml;', |
|
443
|
|
|
'yuml', |
|
444
|
|
|
'zeta;', |
|
445
|
|
|
'zwj;', |
|
446
|
|
|
'zwnj;' |
|
447
|
|
|
); |
|
448
|
|
|
|
|
449
|
|
|
const PCDATA = 0; |
|
450
|
|
|
const RCDATA = 1; |
|
451
|
|
|
const CDATA = 2; |
|
452
|
|
|
const PLAINTEXT = 3; |
|
453
|
|
|
|
|
454
|
|
|
const DOCTYPE = 0; |
|
455
|
|
|
const STARTTAG = 1; |
|
456
|
|
|
const ENDTAG = 2; |
|
457
|
|
|
const COMMENT = 3; |
|
458
|
|
|
const CHARACTR = 4; |
|
459
|
|
|
const EOF = 5; |
|
460
|
|
|
|
|
461
|
|
|
public function __construct($data) |
|
462
|
|
|
{ |
|
463
|
|
|
$this->data = $data; |
|
464
|
|
|
$this->char = -1; |
|
465
|
|
|
$this->EOF = strlen($data); |
|
466
|
|
|
$this->tree = new HTML5TreeConstructer; |
|
467
|
|
|
$this->content_model = self::PCDATA; |
|
468
|
|
|
|
|
469
|
|
|
$this->state = 'data'; |
|
470
|
|
|
|
|
471
|
|
|
while ($this->state !== null) { |
|
472
|
|
|
$this->{$this->state . 'State'}(); |
|
473
|
|
|
} |
|
474
|
|
|
} |
|
475
|
|
|
|
|
476
|
|
|
public function save() |
|
477
|
|
|
{ |
|
478
|
|
|
return $this->tree->save(); |
|
479
|
|
|
} |
|
480
|
|
|
|
|
481
|
|
|
private function char() |
|
482
|
|
|
{ |
|
483
|
|
|
return ($this->char < $this->EOF) |
|
484
|
|
|
? $this->data[$this->char] |
|
485
|
|
|
: false; |
|
486
|
|
|
} |
|
487
|
|
|
|
|
488
|
|
|
private function character($s, $l = 0) |
|
489
|
|
|
{ |
|
490
|
|
|
if ($s + $l < $this->EOF) { |
|
491
|
|
|
if ($l === 0) { |
|
492
|
|
|
return $this->data[$s]; |
|
493
|
|
|
} else { |
|
494
|
|
|
return substr($this->data, $s, $l); |
|
495
|
|
|
} |
|
496
|
|
|
} |
|
497
|
|
|
} |
|
498
|
|
|
|
|
499
|
|
|
private function characters($char_class, $start) |
|
500
|
|
|
{ |
|
501
|
|
|
return preg_replace('#^([' . $char_class . ']+).*#s', '\\1', substr($this->data, $start)); |
|
502
|
|
|
} |
|
503
|
|
|
|
|
504
|
|
|
private function dataState() |
|
505
|
|
|
{ |
|
506
|
|
|
// Consume the next input character |
|
507
|
|
|
$this->char++; |
|
508
|
|
|
$char = $this->char(); |
|
509
|
|
|
|
|
510
|
|
|
if ($char === '&' && ($this->content_model === self::PCDATA || $this->content_model === self::RCDATA)) { |
|
511
|
|
|
/* U+0026 AMPERSAND (&) |
|
512
|
|
|
When the content model flag is set to one of the PCDATA or RCDATA |
|
513
|
|
|
states: switch to the entity data state. Otherwise: treat it as per |
|
514
|
|
|
the "anything else" entry below. */ |
|
515
|
|
|
$this->state = 'entityData'; |
|
516
|
|
|
|
|
517
|
|
|
} elseif ($char === '-') { |
|
518
|
|
|
/* If the content model flag is set to either the RCDATA state or |
|
519
|
|
|
the CDATA state, and the escape flag is false, and there are at |
|
520
|
|
|
least three characters before this one in the input stream, and the |
|
521
|
|
|
last four characters in the input stream, including this one, are |
|
522
|
|
|
U+003C LESS-THAN SIGN, U+0021 EXCLAMATION MARK, U+002D HYPHEN-MINUS, |
|
523
|
|
|
and U+002D HYPHEN-MINUS ("<!--"), then set the escape flag to true. */ |
|
524
|
|
|
if (($this->content_model === self::RCDATA || $this->content_model === |
|
525
|
|
|
self::CDATA) && $this->escape === false && |
|
526
|
|
|
$this->char >= 3 && $this->character($this->char - 4, 4) === '<!--' |
|
527
|
|
|
) { |
|
528
|
|
|
$this->escape = true; |
|
529
|
|
|
} |
|
530
|
|
|
|
|
531
|
|
|
/* In any case, emit the input character as a character token. Stay |
|
532
|
|
|
in the data state. */ |
|
533
|
|
|
$this->emitToken( |
|
534
|
|
|
array( |
|
535
|
|
|
'type' => self::CHARACTR, |
|
536
|
|
|
'data' => $char |
|
537
|
|
|
) |
|
538
|
|
|
); |
|
539
|
|
|
|
|
540
|
|
|
/* U+003C LESS-THAN SIGN (<) */ |
|
541
|
|
|
} elseif ($char === '<' && ($this->content_model === self::PCDATA || |
|
542
|
|
|
(($this->content_model === self::RCDATA || |
|
543
|
|
|
$this->content_model === self::CDATA) && $this->escape === false)) |
|
544
|
|
|
) { |
|
545
|
|
|
/* When the content model flag is set to the PCDATA state: switch |
|
546
|
|
|
to the tag open state. |
|
547
|
|
|
|
|
548
|
|
|
When the content model flag is set to either the RCDATA state or |
|
549
|
|
|
the CDATA state and the escape flag is false: switch to the tag |
|
550
|
|
|
open state. |
|
551
|
|
|
|
|
552
|
|
|
Otherwise: treat it as per the "anything else" entry below. */ |
|
553
|
|
|
$this->state = 'tagOpen'; |
|
554
|
|
|
|
|
555
|
|
|
/* U+003E GREATER-THAN SIGN (>) */ |
|
556
|
|
|
} elseif ($char === '>') { |
|
557
|
|
|
/* If the content model flag is set to either the RCDATA state or |
|
558
|
|
|
the CDATA state, and the escape flag is true, and the last three |
|
559
|
|
|
characters in the input stream including this one are U+002D |
|
560
|
|
|
HYPHEN-MINUS, U+002D HYPHEN-MINUS, U+003E GREATER-THAN SIGN ("-->"), |
|
561
|
|
|
set the escape flag to false. */ |
|
562
|
|
|
if (($this->content_model === self::RCDATA || |
|
563
|
|
|
$this->content_model === self::CDATA) && $this->escape === true && |
|
564
|
|
|
$this->character($this->char, 3) === '-->' |
|
565
|
|
|
) { |
|
566
|
|
|
$this->escape = false; |
|
567
|
|
|
} |
|
568
|
|
|
|
|
569
|
|
|
/* In any case, emit the input character as a character token. |
|
570
|
|
|
Stay in the data state. */ |
|
571
|
|
|
$this->emitToken( |
|
572
|
|
|
array( |
|
573
|
|
|
'type' => self::CHARACTR, |
|
574
|
|
|
'data' => $char |
|
575
|
|
|
) |
|
576
|
|
|
); |
|
577
|
|
|
|
|
578
|
|
|
} elseif ($this->char === $this->EOF) { |
|
579
|
|
|
/* EOF |
|
580
|
|
|
Emit an end-of-file token. */ |
|
581
|
|
|
$this->EOF(); |
|
582
|
|
|
|
|
583
|
|
|
} elseif ($this->content_model === self::PLAINTEXT) { |
|
584
|
|
|
/* When the content model flag is set to the PLAINTEXT state |
|
585
|
|
|
THIS DIFFERS GREATLY FROM THE SPEC: Get the remaining characters of |
|
586
|
|
|
the text and emit it as a character token. */ |
|
587
|
|
|
$this->emitToken( |
|
588
|
|
|
array( |
|
589
|
|
|
'type' => self::CHARACTR, |
|
590
|
|
|
'data' => substr($this->data, $this->char) |
|
591
|
|
|
) |
|
592
|
|
|
); |
|
593
|
|
|
|
|
594
|
|
|
$this->EOF(); |
|
595
|
|
|
|
|
596
|
|
|
} else { |
|
597
|
|
|
/* Anything else |
|
598
|
|
|
THIS DIFFERS GREATLY FROM THE SPEC: Get as many character that |
|
599
|
|
|
otherwise would also be treated as a character token and emit it |
|
600
|
|
|
as a single character token. Stay in the data state. */ |
|
601
|
|
|
$len = strcspn($this->data, '<&', $this->char); |
|
602
|
|
|
$char = substr($this->data, $this->char, $len); |
|
603
|
|
|
$this->char += $len - 1; |
|
604
|
|
|
|
|
605
|
|
|
$this->emitToken( |
|
606
|
|
|
array( |
|
607
|
|
|
'type' => self::CHARACTR, |
|
608
|
|
|
'data' => $char |
|
609
|
|
|
) |
|
610
|
|
|
); |
|
611
|
|
|
|
|
612
|
|
|
$this->state = 'data'; |
|
613
|
|
|
} |
|
614
|
|
|
} |
|
615
|
|
|
|
|
616
|
|
|
private function entityDataState() |
|
617
|
|
|
{ |
|
618
|
|
|
// Attempt to consume an entity. |
|
619
|
|
|
$entity = $this->entity(); |
|
620
|
|
|
|
|
621
|
|
|
// If nothing is returned, emit a U+0026 AMPERSAND character token. |
|
622
|
|
|
// Otherwise, emit the character token that was returned. |
|
623
|
|
|
$char = (!$entity) ? '&' : $entity; |
|
624
|
|
|
$this->emitToken( |
|
625
|
|
|
array( |
|
626
|
|
|
'type' => self::CHARACTR, |
|
627
|
|
|
'data' => $char |
|
628
|
|
|
) |
|
629
|
|
|
); |
|
630
|
|
|
|
|
631
|
|
|
// Finally, switch to the data state. |
|
632
|
|
|
$this->state = 'data'; |
|
633
|
|
|
} |
|
634
|
|
|
|
|
635
|
|
|
private function tagOpenState() |
|
636
|
|
|
{ |
|
637
|
|
|
switch ($this->content_model) { |
|
638
|
|
|
case self::RCDATA: |
|
639
|
|
|
case self::CDATA: |
|
640
|
|
|
/* If the next input character is a U+002F SOLIDUS (/) character, |
|
641
|
|
|
consume it and switch to the close tag open state. If the next |
|
642
|
|
|
input character is not a U+002F SOLIDUS (/) character, emit a |
|
643
|
|
|
U+003C LESS-THAN SIGN character token and switch to the data |
|
644
|
|
|
state to process the next input character. */ |
|
645
|
|
|
if ($this->character($this->char + 1) === '/') { |
|
646
|
|
|
$this->char++; |
|
647
|
|
|
$this->state = 'closeTagOpen'; |
|
648
|
|
|
|
|
649
|
|
|
} else { |
|
650
|
|
|
$this->emitToken( |
|
651
|
|
|
array( |
|
652
|
|
|
'type' => self::CHARACTR, |
|
653
|
|
|
'data' => '<' |
|
654
|
|
|
) |
|
655
|
|
|
); |
|
656
|
|
|
|
|
657
|
|
|
$this->state = 'data'; |
|
658
|
|
|
} |
|
659
|
|
|
break; |
|
660
|
|
|
|
|
661
|
|
|
case self::PCDATA: |
|
662
|
|
|
// If the content model flag is set to the PCDATA state |
|
663
|
|
|
// Consume the next input character: |
|
664
|
|
|
$this->char++; |
|
665
|
|
|
$char = $this->char(); |
|
666
|
|
|
|
|
667
|
|
|
if ($char === '!') { |
|
668
|
|
|
/* U+0021 EXCLAMATION MARK (!) |
|
669
|
|
|
Switch to the markup declaration open state. */ |
|
670
|
|
|
$this->state = 'markupDeclarationOpen'; |
|
671
|
|
|
|
|
672
|
|
|
} elseif ($char === '/') { |
|
673
|
|
|
/* U+002F SOLIDUS (/) |
|
674
|
|
|
Switch to the close tag open state. */ |
|
675
|
|
|
$this->state = 'closeTagOpen'; |
|
676
|
|
|
|
|
677
|
|
|
} elseif (preg_match('/^[A-Za-z]$/', $char)) { |
|
|
|
|
|
|
678
|
|
|
/* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z |
|
679
|
|
|
Create a new start tag token, set its tag name to the lowercase |
|
680
|
|
|
version of the input character (add 0x0020 to the character's code |
|
681
|
|
|
point), then switch to the tag name state. (Don't emit the token |
|
682
|
|
|
yet; further details will be filled in before it is emitted.) */ |
|
683
|
|
|
$this->token = array( |
|
684
|
|
|
'name' => strtolower($char), |
|
|
|
|
|
|
685
|
|
|
'type' => self::STARTTAG, |
|
686
|
|
|
'attr' => array() |
|
687
|
|
|
); |
|
688
|
|
|
|
|
689
|
|
|
$this->state = 'tagName'; |
|
690
|
|
|
|
|
691
|
|
|
} elseif ($char === '>') { |
|
692
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
693
|
|
|
Parse error. Emit a U+003C LESS-THAN SIGN character token and a |
|
694
|
|
|
U+003E GREATER-THAN SIGN character token. Switch to the data state. */ |
|
695
|
|
|
$this->emitToken( |
|
696
|
|
|
array( |
|
697
|
|
|
'type' => self::CHARACTR, |
|
698
|
|
|
'data' => '<>' |
|
699
|
|
|
) |
|
700
|
|
|
); |
|
701
|
|
|
|
|
702
|
|
|
$this->state = 'data'; |
|
703
|
|
|
|
|
704
|
|
|
} elseif ($char === '?') { |
|
705
|
|
|
/* U+003F QUESTION MARK (?) |
|
706
|
|
|
Parse error. Switch to the bogus comment state. */ |
|
707
|
|
|
$this->state = 'bogusComment'; |
|
708
|
|
|
|
|
709
|
|
|
} else { |
|
710
|
|
|
/* Anything else |
|
711
|
|
|
Parse error. Emit a U+003C LESS-THAN SIGN character token and |
|
712
|
|
|
reconsume the current input character in the data state. */ |
|
713
|
|
|
$this->emitToken( |
|
714
|
|
|
array( |
|
715
|
|
|
'type' => self::CHARACTR, |
|
716
|
|
|
'data' => '<' |
|
717
|
|
|
) |
|
718
|
|
|
); |
|
719
|
|
|
|
|
720
|
|
|
$this->char--; |
|
721
|
|
|
$this->state = 'data'; |
|
722
|
|
|
} |
|
723
|
|
|
break; |
|
724
|
|
|
} |
|
725
|
|
|
} |
|
726
|
|
|
|
|
727
|
|
|
private function closeTagOpenState() |
|
728
|
|
|
{ |
|
729
|
|
|
$next_node = strtolower($this->characters('A-Za-z', $this->char + 1)); |
|
730
|
|
|
$the_same = count($this->tree->stack) > 0 && $next_node === end($this->tree->stack)->nodeName; |
|
731
|
|
|
|
|
732
|
|
|
if (($this->content_model === self::RCDATA || $this->content_model === self::CDATA) && |
|
733
|
|
|
(!$the_same || ($the_same && (!preg_match( |
|
734
|
|
|
'/[\t\n\x0b\x0c >\/]/', |
|
735
|
|
|
$this->character($this->char + 1 + strlen($next_node)) |
|
|
|
|
|
|
736
|
|
|
) || $this->EOF === $this->char))) |
|
737
|
|
|
) { |
|
738
|
|
|
/* If the content model flag is set to the RCDATA or CDATA states then |
|
739
|
|
|
examine the next few characters. If they do not match the tag name of |
|
740
|
|
|
the last start tag token emitted (case insensitively), or if they do but |
|
741
|
|
|
they are not immediately followed by one of the following characters: |
|
742
|
|
|
* U+0009 CHARACTER TABULATION |
|
743
|
|
|
* U+000A LINE FEED (LF) |
|
744
|
|
|
* U+000B LINE TABULATION |
|
745
|
|
|
* U+000C FORM FEED (FF) |
|
746
|
|
|
* U+0020 SPACE |
|
747
|
|
|
* U+003E GREATER-THAN SIGN (>) |
|
748
|
|
|
* U+002F SOLIDUS (/) |
|
749
|
|
|
* EOF |
|
750
|
|
|
...then there is a parse error. Emit a U+003C LESS-THAN SIGN character |
|
751
|
|
|
token, a U+002F SOLIDUS character token, and switch to the data state |
|
752
|
|
|
to process the next input character. */ |
|
753
|
|
|
$this->emitToken( |
|
754
|
|
|
array( |
|
755
|
|
|
'type' => self::CHARACTR, |
|
756
|
|
|
'data' => '</' |
|
757
|
|
|
) |
|
758
|
|
|
); |
|
759
|
|
|
|
|
760
|
|
|
$this->state = 'data'; |
|
761
|
|
|
|
|
762
|
|
|
} else { |
|
763
|
|
|
/* Otherwise, if the content model flag is set to the PCDATA state, |
|
764
|
|
|
or if the next few characters do match that tag name, consume the |
|
765
|
|
|
next input character: */ |
|
766
|
|
|
$this->char++; |
|
767
|
|
|
$char = $this->char(); |
|
768
|
|
|
|
|
769
|
|
|
if (preg_match('/^[A-Za-z]$/', $char)) { |
|
|
|
|
|
|
770
|
|
|
/* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z |
|
771
|
|
|
Create a new end tag token, set its tag name to the lowercase version |
|
772
|
|
|
of the input character (add 0x0020 to the character's code point), then |
|
773
|
|
|
switch to the tag name state. (Don't emit the token yet; further details |
|
774
|
|
|
will be filled in before it is emitted.) */ |
|
775
|
|
|
$this->token = array( |
|
776
|
|
|
'name' => strtolower($char), |
|
|
|
|
|
|
777
|
|
|
'type' => self::ENDTAG |
|
778
|
|
|
); |
|
779
|
|
|
|
|
780
|
|
|
$this->state = 'tagName'; |
|
781
|
|
|
|
|
782
|
|
|
} elseif ($char === '>') { |
|
783
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
784
|
|
|
Parse error. Switch to the data state. */ |
|
785
|
|
|
$this->state = 'data'; |
|
786
|
|
|
|
|
787
|
|
|
} elseif ($this->char === $this->EOF) { |
|
788
|
|
|
/* EOF |
|
789
|
|
|
Parse error. Emit a U+003C LESS-THAN SIGN character token and a U+002F |
|
790
|
|
|
SOLIDUS character token. Reconsume the EOF character in the data state. */ |
|
791
|
|
|
$this->emitToken( |
|
792
|
|
|
array( |
|
793
|
|
|
'type' => self::CHARACTR, |
|
794
|
|
|
'data' => '</' |
|
795
|
|
|
) |
|
796
|
|
|
); |
|
797
|
|
|
|
|
798
|
|
|
$this->char--; |
|
799
|
|
|
$this->state = 'data'; |
|
800
|
|
|
|
|
801
|
|
|
} else { |
|
802
|
|
|
/* Parse error. Switch to the bogus comment state. */ |
|
803
|
|
|
$this->state = 'bogusComment'; |
|
804
|
|
|
} |
|
805
|
|
|
} |
|
806
|
|
|
} |
|
807
|
|
|
|
|
808
|
|
|
private function tagNameState() |
|
809
|
|
|
{ |
|
810
|
|
|
// Consume the next input character: |
|
811
|
|
|
$this->char++; |
|
812
|
|
|
$char = $this->character($this->char); |
|
813
|
|
|
|
|
814
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
815
|
|
|
/* U+0009 CHARACTER TABULATION |
|
816
|
|
|
U+000A LINE FEED (LF) |
|
817
|
|
|
U+000B LINE TABULATION |
|
818
|
|
|
U+000C FORM FEED (FF) |
|
819
|
|
|
U+0020 SPACE |
|
820
|
|
|
Switch to the before attribute name state. */ |
|
821
|
|
|
$this->state = 'beforeAttributeName'; |
|
822
|
|
|
|
|
823
|
|
|
} elseif ($char === '>') { |
|
824
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
825
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
826
|
|
|
$this->emitToken($this->token); |
|
827
|
|
|
$this->state = 'data'; |
|
828
|
|
|
|
|
829
|
|
|
} elseif ($this->char === $this->EOF) { |
|
830
|
|
|
/* EOF |
|
831
|
|
|
Parse error. Emit the current tag token. Reconsume the EOF |
|
832
|
|
|
character in the data state. */ |
|
833
|
|
|
$this->emitToken($this->token); |
|
834
|
|
|
|
|
835
|
|
|
$this->char--; |
|
836
|
|
|
$this->state = 'data'; |
|
837
|
|
|
|
|
838
|
|
|
} elseif ($char === '/') { |
|
839
|
|
|
/* U+002F SOLIDUS (/) |
|
840
|
|
|
Parse error unless this is a permitted slash. Switch to the before |
|
841
|
|
|
attribute name state. */ |
|
842
|
|
|
$this->state = 'beforeAttributeName'; |
|
843
|
|
|
|
|
844
|
|
|
} else { |
|
845
|
|
|
/* Anything else |
|
846
|
|
|
Append the current input character to the current tag token's tag name. |
|
847
|
|
|
Stay in the tag name state. */ |
|
848
|
|
|
$this->token['name'] .= strtolower($char); |
|
|
|
|
|
|
849
|
|
|
$this->state = 'tagName'; |
|
850
|
|
|
} |
|
851
|
|
|
} |
|
852
|
|
|
|
|
853
|
|
|
private function beforeAttributeNameState() |
|
854
|
|
|
{ |
|
855
|
|
|
// Consume the next input character: |
|
856
|
|
|
$this->char++; |
|
857
|
|
|
$char = $this->character($this->char); |
|
858
|
|
|
|
|
859
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
860
|
|
|
/* U+0009 CHARACTER TABULATION |
|
861
|
|
|
U+000A LINE FEED (LF) |
|
862
|
|
|
U+000B LINE TABULATION |
|
863
|
|
|
U+000C FORM FEED (FF) |
|
864
|
|
|
U+0020 SPACE |
|
865
|
|
|
Stay in the before attribute name state. */ |
|
866
|
|
|
$this->state = 'beforeAttributeName'; |
|
867
|
|
|
|
|
868
|
|
|
} elseif ($char === '>') { |
|
869
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
870
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
871
|
|
|
$this->emitToken($this->token); |
|
872
|
|
|
$this->state = 'data'; |
|
873
|
|
|
|
|
874
|
|
|
} elseif ($char === '/') { |
|
875
|
|
|
/* U+002F SOLIDUS (/) |
|
876
|
|
|
Parse error unless this is a permitted slash. Stay in the before |
|
877
|
|
|
attribute name state. */ |
|
878
|
|
|
$this->state = 'beforeAttributeName'; |
|
879
|
|
|
|
|
880
|
|
|
} elseif ($this->char === $this->EOF) { |
|
881
|
|
|
/* EOF |
|
882
|
|
|
Parse error. Emit the current tag token. Reconsume the EOF |
|
883
|
|
|
character in the data state. */ |
|
884
|
|
|
$this->emitToken($this->token); |
|
885
|
|
|
|
|
886
|
|
|
$this->char--; |
|
887
|
|
|
$this->state = 'data'; |
|
888
|
|
|
|
|
889
|
|
|
} else { |
|
890
|
|
|
/* Anything else |
|
891
|
|
|
Start a new attribute in the current tag token. Set that attribute's |
|
892
|
|
|
name to the current input character, and its value to the empty string. |
|
893
|
|
|
Switch to the attribute name state. */ |
|
894
|
|
|
$this->token['attr'][] = array( |
|
895
|
|
|
'name' => strtolower($char), |
|
|
|
|
|
|
896
|
|
|
'value' => null |
|
897
|
|
|
); |
|
898
|
|
|
|
|
899
|
|
|
$this->state = 'attributeName'; |
|
900
|
|
|
} |
|
901
|
|
|
} |
|
902
|
|
|
|
|
903
|
|
|
private function attributeNameState() |
|
904
|
|
|
{ |
|
905
|
|
|
// Consume the next input character: |
|
906
|
|
|
$this->char++; |
|
907
|
|
|
$char = $this->character($this->char); |
|
908
|
|
|
|
|
909
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
910
|
|
|
/* U+0009 CHARACTER TABULATION |
|
911
|
|
|
U+000A LINE FEED (LF) |
|
912
|
|
|
U+000B LINE TABULATION |
|
913
|
|
|
U+000C FORM FEED (FF) |
|
914
|
|
|
U+0020 SPACE |
|
915
|
|
|
Stay in the before attribute name state. */ |
|
916
|
|
|
$this->state = 'afterAttributeName'; |
|
917
|
|
|
|
|
918
|
|
|
} elseif ($char === '=') { |
|
919
|
|
|
/* U+003D EQUALS SIGN (=) |
|
920
|
|
|
Switch to the before attribute value state. */ |
|
921
|
|
|
$this->state = 'beforeAttributeValue'; |
|
922
|
|
|
|
|
923
|
|
|
} elseif ($char === '>') { |
|
924
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
925
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
926
|
|
|
$this->emitToken($this->token); |
|
927
|
|
|
$this->state = 'data'; |
|
928
|
|
|
|
|
929
|
|
|
} elseif ($char === '/' && $this->character($this->char + 1) !== '>') { |
|
930
|
|
|
/* U+002F SOLIDUS (/) |
|
931
|
|
|
Parse error unless this is a permitted slash. Switch to the before |
|
932
|
|
|
attribute name state. */ |
|
933
|
|
|
$this->state = 'beforeAttributeName'; |
|
934
|
|
|
|
|
935
|
|
|
} elseif ($this->char === $this->EOF) { |
|
936
|
|
|
/* EOF |
|
937
|
|
|
Parse error. Emit the current tag token. Reconsume the EOF |
|
938
|
|
|
character in the data state. */ |
|
939
|
|
|
$this->emitToken($this->token); |
|
940
|
|
|
|
|
941
|
|
|
$this->char--; |
|
942
|
|
|
$this->state = 'data'; |
|
943
|
|
|
|
|
944
|
|
|
} else { |
|
945
|
|
|
/* Anything else |
|
946
|
|
|
Append the current input character to the current attribute's name. |
|
947
|
|
|
Stay in the attribute name state. */ |
|
948
|
|
|
$last = count($this->token['attr']) - 1; |
|
949
|
|
|
$this->token['attr'][$last]['name'] .= strtolower($char); |
|
950
|
|
|
|
|
951
|
|
|
$this->state = 'attributeName'; |
|
952
|
|
|
} |
|
953
|
|
|
} |
|
954
|
|
|
|
|
955
|
|
|
private function afterAttributeNameState() |
|
956
|
|
|
{ |
|
957
|
|
|
// Consume the next input character: |
|
958
|
|
|
$this->char++; |
|
959
|
|
|
$char = $this->character($this->char); |
|
960
|
|
|
|
|
961
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
962
|
|
|
/* U+0009 CHARACTER TABULATION |
|
963
|
|
|
U+000A LINE FEED (LF) |
|
964
|
|
|
U+000B LINE TABULATION |
|
965
|
|
|
U+000C FORM FEED (FF) |
|
966
|
|
|
U+0020 SPACE |
|
967
|
|
|
Stay in the after attribute name state. */ |
|
968
|
|
|
$this->state = 'afterAttributeName'; |
|
969
|
|
|
|
|
970
|
|
|
} elseif ($char === '=') { |
|
971
|
|
|
/* U+003D EQUALS SIGN (=) |
|
972
|
|
|
Switch to the before attribute value state. */ |
|
973
|
|
|
$this->state = 'beforeAttributeValue'; |
|
974
|
|
|
|
|
975
|
|
|
} elseif ($char === '>') { |
|
976
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
977
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
978
|
|
|
$this->emitToken($this->token); |
|
979
|
|
|
$this->state = 'data'; |
|
980
|
|
|
|
|
981
|
|
|
} elseif ($char === '/' && $this->character($this->char + 1) !== '>') { |
|
982
|
|
|
/* U+002F SOLIDUS (/) |
|
983
|
|
|
Parse error unless this is a permitted slash. Switch to the |
|
984
|
|
|
before attribute name state. */ |
|
985
|
|
|
$this->state = 'beforeAttributeName'; |
|
986
|
|
|
|
|
987
|
|
|
} elseif ($this->char === $this->EOF) { |
|
988
|
|
|
/* EOF |
|
989
|
|
|
Parse error. Emit the current tag token. Reconsume the EOF |
|
990
|
|
|
character in the data state. */ |
|
991
|
|
|
$this->emitToken($this->token); |
|
992
|
|
|
|
|
993
|
|
|
$this->char--; |
|
994
|
|
|
$this->state = 'data'; |
|
995
|
|
|
|
|
996
|
|
|
} else { |
|
997
|
|
|
/* Anything else |
|
998
|
|
|
Start a new attribute in the current tag token. Set that attribute's |
|
999
|
|
|
name to the current input character, and its value to the empty string. |
|
1000
|
|
|
Switch to the attribute name state. */ |
|
1001
|
|
|
$this->token['attr'][] = array( |
|
1002
|
|
|
'name' => strtolower($char), |
|
1003
|
|
|
'value' => null |
|
1004
|
|
|
); |
|
1005
|
|
|
|
|
1006
|
|
|
$this->state = 'attributeName'; |
|
1007
|
|
|
} |
|
1008
|
|
|
} |
|
1009
|
|
|
|
|
1010
|
|
|
private function beforeAttributeValueState() |
|
1011
|
|
|
{ |
|
1012
|
|
|
// Consume the next input character: |
|
1013
|
|
|
$this->char++; |
|
1014
|
|
|
$char = $this->character($this->char); |
|
1015
|
|
|
|
|
1016
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1017
|
|
|
/* U+0009 CHARACTER TABULATION |
|
1018
|
|
|
U+000A LINE FEED (LF) |
|
1019
|
|
|
U+000B LINE TABULATION |
|
1020
|
|
|
U+000C FORM FEED (FF) |
|
1021
|
|
|
U+0020 SPACE |
|
1022
|
|
|
Stay in the before attribute value state. */ |
|
1023
|
|
|
$this->state = 'beforeAttributeValue'; |
|
1024
|
|
|
|
|
1025
|
|
|
} elseif ($char === '"') { |
|
1026
|
|
|
/* U+0022 QUOTATION MARK (") |
|
1027
|
|
|
Switch to the attribute value (double-quoted) state. */ |
|
1028
|
|
|
$this->state = 'attributeValueDoubleQuoted'; |
|
1029
|
|
|
|
|
1030
|
|
|
} elseif ($char === '&') { |
|
1031
|
|
|
/* U+0026 AMPERSAND (&) |
|
1032
|
|
|
Switch to the attribute value (unquoted) state and reconsume |
|
1033
|
|
|
this input character. */ |
|
1034
|
|
|
$this->char--; |
|
1035
|
|
|
$this->state = 'attributeValueUnquoted'; |
|
1036
|
|
|
|
|
1037
|
|
|
} elseif ($char === '\'') { |
|
1038
|
|
|
/* U+0027 APOSTROPHE (') |
|
1039
|
|
|
Switch to the attribute value (single-quoted) state. */ |
|
1040
|
|
|
$this->state = 'attributeValueSingleQuoted'; |
|
1041
|
|
|
|
|
1042
|
|
|
} elseif ($char === '>') { |
|
1043
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
1044
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
1045
|
|
|
$this->emitToken($this->token); |
|
1046
|
|
|
$this->state = 'data'; |
|
1047
|
|
|
|
|
1048
|
|
|
} else { |
|
1049
|
|
|
/* Anything else |
|
1050
|
|
|
Append the current input character to the current attribute's value. |
|
1051
|
|
|
Switch to the attribute value (unquoted) state. */ |
|
1052
|
|
|
$last = count($this->token['attr']) - 1; |
|
1053
|
|
|
$this->token['attr'][$last]['value'] .= $char; |
|
1054
|
|
|
|
|
1055
|
|
|
$this->state = 'attributeValueUnquoted'; |
|
1056
|
|
|
} |
|
1057
|
|
|
} |
|
1058
|
|
|
|
|
1059
|
|
|
private function attributeValueDoubleQuotedState() |
|
1060
|
|
|
{ |
|
1061
|
|
|
// Consume the next input character: |
|
1062
|
|
|
$this->char++; |
|
1063
|
|
|
$char = $this->character($this->char); |
|
1064
|
|
|
|
|
1065
|
|
|
if ($char === '"') { |
|
1066
|
|
|
/* U+0022 QUOTATION MARK (") |
|
1067
|
|
|
Switch to the before attribute name state. */ |
|
1068
|
|
|
$this->state = 'beforeAttributeName'; |
|
1069
|
|
|
|
|
1070
|
|
|
} elseif ($char === '&') { |
|
1071
|
|
|
/* U+0026 AMPERSAND (&) |
|
1072
|
|
|
Switch to the entity in attribute value state. */ |
|
1073
|
|
|
$this->entityInAttributeValueState('double'); |
|
|
|
|
|
|
1074
|
|
|
|
|
1075
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1076
|
|
|
/* EOF |
|
1077
|
|
|
Parse error. Emit the current tag token. Reconsume the character |
|
1078
|
|
|
in the data state. */ |
|
1079
|
|
|
$this->emitToken($this->token); |
|
1080
|
|
|
|
|
1081
|
|
|
$this->char--; |
|
1082
|
|
|
$this->state = 'data'; |
|
1083
|
|
|
|
|
1084
|
|
|
} else { |
|
1085
|
|
|
/* Anything else |
|
1086
|
|
|
Append the current input character to the current attribute's value. |
|
1087
|
|
|
Stay in the attribute value (double-quoted) state. */ |
|
1088
|
|
|
$last = count($this->token['attr']) - 1; |
|
1089
|
|
|
$this->token['attr'][$last]['value'] .= $char; |
|
1090
|
|
|
|
|
1091
|
|
|
$this->state = 'attributeValueDoubleQuoted'; |
|
1092
|
|
|
} |
|
1093
|
|
|
} |
|
1094
|
|
|
|
|
1095
|
|
|
private function attributeValueSingleQuotedState() |
|
1096
|
|
|
{ |
|
1097
|
|
|
// Consume the next input character: |
|
1098
|
|
|
$this->char++; |
|
1099
|
|
|
$char = $this->character($this->char); |
|
1100
|
|
|
|
|
1101
|
|
|
if ($char === '\'') { |
|
1102
|
|
|
/* U+0022 QUOTATION MARK (') |
|
1103
|
|
|
Switch to the before attribute name state. */ |
|
1104
|
|
|
$this->state = 'beforeAttributeName'; |
|
1105
|
|
|
|
|
1106
|
|
|
} elseif ($char === '&') { |
|
1107
|
|
|
/* U+0026 AMPERSAND (&) |
|
1108
|
|
|
Switch to the entity in attribute value state. */ |
|
1109
|
|
|
$this->entityInAttributeValueState('single'); |
|
|
|
|
|
|
1110
|
|
|
|
|
1111
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1112
|
|
|
/* EOF |
|
1113
|
|
|
Parse error. Emit the current tag token. Reconsume the character |
|
1114
|
|
|
in the data state. */ |
|
1115
|
|
|
$this->emitToken($this->token); |
|
1116
|
|
|
|
|
1117
|
|
|
$this->char--; |
|
1118
|
|
|
$this->state = 'data'; |
|
1119
|
|
|
|
|
1120
|
|
|
} else { |
|
1121
|
|
|
/* Anything else |
|
1122
|
|
|
Append the current input character to the current attribute's value. |
|
1123
|
|
|
Stay in the attribute value (single-quoted) state. */ |
|
1124
|
|
|
$last = count($this->token['attr']) - 1; |
|
1125
|
|
|
$this->token['attr'][$last]['value'] .= $char; |
|
1126
|
|
|
|
|
1127
|
|
|
$this->state = 'attributeValueSingleQuoted'; |
|
1128
|
|
|
} |
|
1129
|
|
|
} |
|
1130
|
|
|
|
|
1131
|
|
|
private function attributeValueUnquotedState() |
|
1132
|
|
|
{ |
|
1133
|
|
|
// Consume the next input character: |
|
1134
|
|
|
$this->char++; |
|
1135
|
|
|
$char = $this->character($this->char); |
|
1136
|
|
|
|
|
1137
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1138
|
|
|
/* U+0009 CHARACTER TABULATION |
|
1139
|
|
|
U+000A LINE FEED (LF) |
|
1140
|
|
|
U+000B LINE TABULATION |
|
1141
|
|
|
U+000C FORM FEED (FF) |
|
1142
|
|
|
U+0020 SPACE |
|
1143
|
|
|
Switch to the before attribute name state. */ |
|
1144
|
|
|
$this->state = 'beforeAttributeName'; |
|
1145
|
|
|
|
|
1146
|
|
|
} elseif ($char === '&') { |
|
1147
|
|
|
/* U+0026 AMPERSAND (&) |
|
1148
|
|
|
Switch to the entity in attribute value state. */ |
|
1149
|
|
|
$this->entityInAttributeValueState(); |
|
1150
|
|
|
|
|
1151
|
|
|
} elseif ($char === '>') { |
|
1152
|
|
|
/* U+003E GREATER-THAN SIGN (>) |
|
1153
|
|
|
Emit the current tag token. Switch to the data state. */ |
|
1154
|
|
|
$this->emitToken($this->token); |
|
1155
|
|
|
$this->state = 'data'; |
|
1156
|
|
|
|
|
1157
|
|
|
} else { |
|
1158
|
|
|
/* Anything else |
|
1159
|
|
|
Append the current input character to the current attribute's value. |
|
1160
|
|
|
Stay in the attribute value (unquoted) state. */ |
|
1161
|
|
|
$last = count($this->token['attr']) - 1; |
|
1162
|
|
|
$this->token['attr'][$last]['value'] .= $char; |
|
1163
|
|
|
|
|
1164
|
|
|
$this->state = 'attributeValueUnquoted'; |
|
1165
|
|
|
} |
|
1166
|
|
|
} |
|
1167
|
|
|
|
|
1168
|
|
|
private function entityInAttributeValueState() |
|
1169
|
|
|
{ |
|
1170
|
|
|
// Attempt to consume an entity. |
|
1171
|
|
|
$entity = $this->entity(); |
|
1172
|
|
|
|
|
1173
|
|
|
// If nothing is returned, append a U+0026 AMPERSAND character to the |
|
1174
|
|
|
// current attribute's value. Otherwise, emit the character token that |
|
1175
|
|
|
// was returned. |
|
1176
|
|
|
$char = (!$entity) |
|
1177
|
|
|
? '&' |
|
1178
|
|
|
: $entity; |
|
1179
|
|
|
|
|
1180
|
|
|
$last = count($this->token['attr']) - 1; |
|
1181
|
|
|
$this->token['attr'][$last]['value'] .= $char; |
|
1182
|
|
|
} |
|
1183
|
|
|
|
|
1184
|
|
|
private function bogusCommentState() |
|
1185
|
|
|
{ |
|
1186
|
|
|
/* Consume every character up to the first U+003E GREATER-THAN SIGN |
|
1187
|
|
|
character (>) or the end of the file (EOF), whichever comes first. Emit |
|
1188
|
|
|
a comment token whose data is the concatenation of all the characters |
|
1189
|
|
|
starting from and including the character that caused the state machine |
|
1190
|
|
|
to switch into the bogus comment state, up to and including the last |
|
1191
|
|
|
consumed character before the U+003E character, if any, or up to the |
|
1192
|
|
|
end of the file otherwise. (If the comment was started by the end of |
|
1193
|
|
|
the file (EOF), the token is empty.) */ |
|
1194
|
|
|
$data = $this->characters('^>', $this->char); |
|
1195
|
|
|
$this->emitToken( |
|
1196
|
|
|
array( |
|
1197
|
|
|
'data' => $data, |
|
1198
|
|
|
'type' => self::COMMENT |
|
1199
|
|
|
) |
|
1200
|
|
|
); |
|
1201
|
|
|
|
|
1202
|
|
|
$this->char += strlen($data); |
|
1203
|
|
|
|
|
1204
|
|
|
/* Switch to the data state. */ |
|
1205
|
|
|
$this->state = 'data'; |
|
1206
|
|
|
|
|
1207
|
|
|
/* If the end of the file was reached, reconsume the EOF character. */ |
|
1208
|
|
|
if ($this->char === $this->EOF) { |
|
1209
|
|
|
$this->char = $this->EOF - 1; |
|
1210
|
|
|
} |
|
1211
|
|
|
} |
|
1212
|
|
|
|
|
1213
|
|
|
private function markupDeclarationOpenState() |
|
1214
|
|
|
{ |
|
1215
|
|
|
/* If the next two characters are both U+002D HYPHEN-MINUS (-) |
|
1216
|
|
|
characters, consume those two characters, create a comment token whose |
|
1217
|
|
|
data is the empty string, and switch to the comment state. */ |
|
1218
|
|
|
if ($this->character($this->char + 1, 2) === '--') { |
|
1219
|
|
|
$this->char += 2; |
|
1220
|
|
|
$this->state = 'comment'; |
|
1221
|
|
|
$this->token = array( |
|
1222
|
|
|
'data' => null, |
|
1223
|
|
|
'type' => self::COMMENT |
|
1224
|
|
|
); |
|
1225
|
|
|
|
|
1226
|
|
|
/* Otherwise if the next seven chacacters are a case-insensitive match |
|
1227
|
|
|
for the word "DOCTYPE", then consume those characters and switch to the |
|
1228
|
|
|
DOCTYPE state. */ |
|
1229
|
|
|
} elseif (strtolower($this->character($this->char + 1, 7)) === 'doctype') { |
|
|
|
|
|
|
1230
|
|
|
$this->char += 7; |
|
1231
|
|
|
$this->state = 'doctype'; |
|
1232
|
|
|
|
|
1233
|
|
|
/* Otherwise, is is a parse error. Switch to the bogus comment state. |
|
1234
|
|
|
The next character that is consumed, if any, is the first character |
|
1235
|
|
|
that will be in the comment. */ |
|
1236
|
|
|
} else { |
|
1237
|
|
|
$this->char++; |
|
1238
|
|
|
$this->state = 'bogusComment'; |
|
1239
|
|
|
} |
|
1240
|
|
|
} |
|
1241
|
|
|
|
|
1242
|
|
|
private function commentState() |
|
1243
|
|
|
{ |
|
1244
|
|
|
/* Consume the next input character: */ |
|
1245
|
|
|
$this->char++; |
|
1246
|
|
|
$char = $this->char(); |
|
1247
|
|
|
|
|
1248
|
|
|
/* U+002D HYPHEN-MINUS (-) */ |
|
1249
|
|
|
if ($char === '-') { |
|
1250
|
|
|
/* Switch to the comment dash state */ |
|
1251
|
|
|
$this->state = 'commentDash'; |
|
1252
|
|
|
|
|
1253
|
|
|
/* EOF */ |
|
1254
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1255
|
|
|
/* Parse error. Emit the comment token. Reconsume the EOF character |
|
1256
|
|
|
in the data state. */ |
|
1257
|
|
|
$this->emitToken($this->token); |
|
1258
|
|
|
$this->char--; |
|
1259
|
|
|
$this->state = 'data'; |
|
1260
|
|
|
|
|
1261
|
|
|
/* Anything else */ |
|
1262
|
|
|
} else { |
|
1263
|
|
|
/* Append the input character to the comment token's data. Stay in |
|
1264
|
|
|
the comment state. */ |
|
1265
|
|
|
$this->token['data'] .= $char; |
|
1266
|
|
|
} |
|
1267
|
|
|
} |
|
1268
|
|
|
|
|
1269
|
|
|
private function commentDashState() |
|
1270
|
|
|
{ |
|
1271
|
|
|
/* Consume the next input character: */ |
|
1272
|
|
|
$this->char++; |
|
1273
|
|
|
$char = $this->char(); |
|
1274
|
|
|
|
|
1275
|
|
|
/* U+002D HYPHEN-MINUS (-) */ |
|
1276
|
|
|
if ($char === '-') { |
|
1277
|
|
|
/* Switch to the comment end state */ |
|
1278
|
|
|
$this->state = 'commentEnd'; |
|
1279
|
|
|
|
|
1280
|
|
|
/* EOF */ |
|
1281
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1282
|
|
|
/* Parse error. Emit the comment token. Reconsume the EOF character |
|
1283
|
|
|
in the data state. */ |
|
1284
|
|
|
$this->emitToken($this->token); |
|
1285
|
|
|
$this->char--; |
|
1286
|
|
|
$this->state = 'data'; |
|
1287
|
|
|
|
|
1288
|
|
|
/* Anything else */ |
|
1289
|
|
|
} else { |
|
1290
|
|
|
/* Append a U+002D HYPHEN-MINUS (-) character and the input |
|
1291
|
|
|
character to the comment token's data. Switch to the comment state. */ |
|
1292
|
|
|
$this->token['data'] .= '-' . $char; |
|
|
|
|
|
|
1293
|
|
|
$this->state = 'comment'; |
|
1294
|
|
|
} |
|
1295
|
|
|
} |
|
1296
|
|
|
|
|
1297
|
|
|
private function commentEndState() |
|
1298
|
|
|
{ |
|
1299
|
|
|
/* Consume the next input character: */ |
|
1300
|
|
|
$this->char++; |
|
1301
|
|
|
$char = $this->char(); |
|
1302
|
|
|
|
|
1303
|
|
|
if ($char === '>') { |
|
1304
|
|
|
$this->emitToken($this->token); |
|
1305
|
|
|
$this->state = 'data'; |
|
1306
|
|
|
|
|
1307
|
|
|
} elseif ($char === '-') { |
|
1308
|
|
|
$this->token['data'] .= '-'; |
|
1309
|
|
|
|
|
1310
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1311
|
|
|
$this->emitToken($this->token); |
|
1312
|
|
|
$this->char--; |
|
1313
|
|
|
$this->state = 'data'; |
|
1314
|
|
|
|
|
1315
|
|
|
} else { |
|
1316
|
|
|
$this->token['data'] .= '--' . $char; |
|
|
|
|
|
|
1317
|
|
|
$this->state = 'comment'; |
|
1318
|
|
|
} |
|
1319
|
|
|
} |
|
1320
|
|
|
|
|
1321
|
|
|
private function doctypeState() |
|
1322
|
|
|
{ |
|
1323
|
|
|
/* Consume the next input character: */ |
|
1324
|
|
|
$this->char++; |
|
1325
|
|
|
$char = $this->char(); |
|
1326
|
|
|
|
|
1327
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1328
|
|
|
$this->state = 'beforeDoctypeName'; |
|
1329
|
|
|
|
|
1330
|
|
|
} else { |
|
1331
|
|
|
$this->char--; |
|
1332
|
|
|
$this->state = 'beforeDoctypeName'; |
|
1333
|
|
|
} |
|
1334
|
|
|
} |
|
1335
|
|
|
|
|
1336
|
|
|
private function beforeDoctypeNameState() |
|
1337
|
|
|
{ |
|
1338
|
|
|
/* Consume the next input character: */ |
|
1339
|
|
|
$this->char++; |
|
1340
|
|
|
$char = $this->char(); |
|
1341
|
|
|
|
|
1342
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1343
|
|
|
// Stay in the before DOCTYPE name state. |
|
1344
|
|
|
|
|
1345
|
|
|
} elseif (preg_match('/^[a-z]$/', $char)) { |
|
1346
|
|
|
$this->token = array( |
|
1347
|
|
|
'name' => strtoupper($char), |
|
|
|
|
|
|
1348
|
|
|
'type' => self::DOCTYPE, |
|
1349
|
|
|
'error' => true |
|
1350
|
|
|
); |
|
1351
|
|
|
|
|
1352
|
|
|
$this->state = 'doctypeName'; |
|
1353
|
|
|
|
|
1354
|
|
|
} elseif ($char === '>') { |
|
1355
|
|
|
$this->emitToken( |
|
1356
|
|
|
array( |
|
1357
|
|
|
'name' => null, |
|
1358
|
|
|
'type' => self::DOCTYPE, |
|
1359
|
|
|
'error' => true |
|
1360
|
|
|
) |
|
1361
|
|
|
); |
|
1362
|
|
|
|
|
1363
|
|
|
$this->state = 'data'; |
|
1364
|
|
|
|
|
1365
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1366
|
|
|
$this->emitToken( |
|
1367
|
|
|
array( |
|
1368
|
|
|
'name' => null, |
|
1369
|
|
|
'type' => self::DOCTYPE, |
|
1370
|
|
|
'error' => true |
|
1371
|
|
|
) |
|
1372
|
|
|
); |
|
1373
|
|
|
|
|
1374
|
|
|
$this->char--; |
|
1375
|
|
|
$this->state = 'data'; |
|
1376
|
|
|
|
|
1377
|
|
|
} else { |
|
1378
|
|
|
$this->token = array( |
|
1379
|
|
|
'name' => $char, |
|
1380
|
|
|
'type' => self::DOCTYPE, |
|
1381
|
|
|
'error' => true |
|
1382
|
|
|
); |
|
1383
|
|
|
|
|
1384
|
|
|
$this->state = 'doctypeName'; |
|
1385
|
|
|
} |
|
1386
|
|
|
} |
|
1387
|
|
|
|
|
1388
|
|
|
private function doctypeNameState() |
|
1389
|
|
|
{ |
|
1390
|
|
|
/* Consume the next input character: */ |
|
1391
|
|
|
$this->char++; |
|
1392
|
|
|
$char = $this->char(); |
|
1393
|
|
|
|
|
1394
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1395
|
|
|
$this->state = 'AfterDoctypeName'; |
|
1396
|
|
|
|
|
1397
|
|
|
} elseif ($char === '>') { |
|
1398
|
|
|
$this->emitToken($this->token); |
|
1399
|
|
|
$this->state = 'data'; |
|
1400
|
|
|
|
|
1401
|
|
|
} elseif (preg_match('/^[a-z]$/', $char)) { |
|
1402
|
|
|
$this->token['name'] .= strtoupper($char); |
|
|
|
|
|
|
1403
|
|
|
|
|
1404
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1405
|
|
|
$this->emitToken($this->token); |
|
1406
|
|
|
$this->char--; |
|
1407
|
|
|
$this->state = 'data'; |
|
1408
|
|
|
|
|
1409
|
|
|
} else { |
|
1410
|
|
|
$this->token['name'] .= $char; |
|
1411
|
|
|
} |
|
1412
|
|
|
|
|
1413
|
|
|
$this->token['error'] = ($this->token['name'] === 'HTML') |
|
1414
|
|
|
? false |
|
1415
|
|
|
: true; |
|
1416
|
|
|
} |
|
1417
|
|
|
|
|
1418
|
|
|
private function afterDoctypeNameState() |
|
1419
|
|
|
{ |
|
1420
|
|
|
/* Consume the next input character: */ |
|
1421
|
|
|
$this->char++; |
|
1422
|
|
|
$char = $this->char(); |
|
1423
|
|
|
|
|
1424
|
|
|
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { |
|
|
|
|
|
|
1425
|
|
|
// Stay in the DOCTYPE name state. |
|
1426
|
|
|
|
|
1427
|
|
|
} elseif ($char === '>') { |
|
1428
|
|
|
$this->emitToken($this->token); |
|
1429
|
|
|
$this->state = 'data'; |
|
1430
|
|
|
|
|
1431
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1432
|
|
|
$this->emitToken($this->token); |
|
1433
|
|
|
$this->char--; |
|
1434
|
|
|
$this->state = 'data'; |
|
1435
|
|
|
|
|
1436
|
|
|
} else { |
|
1437
|
|
|
$this->token['error'] = true; |
|
1438
|
|
|
$this->state = 'bogusDoctype'; |
|
1439
|
|
|
} |
|
1440
|
|
|
} |
|
1441
|
|
|
|
|
1442
|
|
|
private function bogusDoctypeState() |
|
1443
|
|
|
{ |
|
1444
|
|
|
/* Consume the next input character: */ |
|
1445
|
|
|
$this->char++; |
|
1446
|
|
|
$char = $this->char(); |
|
1447
|
|
|
|
|
1448
|
|
|
if ($char === '>') { |
|
1449
|
|
|
$this->emitToken($this->token); |
|
1450
|
|
|
$this->state = 'data'; |
|
1451
|
|
|
|
|
1452
|
|
|
} elseif ($this->char === $this->EOF) { |
|
1453
|
|
|
$this->emitToken($this->token); |
|
1454
|
|
|
$this->char--; |
|
1455
|
|
|
$this->state = 'data'; |
|
1456
|
|
|
|
|
1457
|
|
|
} else { |
|
1458
|
|
|
// Stay in the bogus DOCTYPE state. |
|
1459
|
|
|
} |
|
1460
|
|
|
} |
|
1461
|
|
|
|
|
1462
|
|
|
private function entity() |
|
1463
|
|
|
{ |
|
1464
|
|
|
$start = $this->char; |
|
1465
|
|
|
|
|
1466
|
|
|
// This section defines how to consume an entity. This definition is |
|
1467
|
|
|
// used when parsing entities in text and in attributes. |
|
1468
|
|
|
|
|
1469
|
|
|
// The behaviour depends on the identity of the next character (the |
|
1470
|
|
|
// one immediately after the U+0026 AMPERSAND character): |
|
1471
|
|
|
|
|
1472
|
|
|
switch ($this->character($this->char + 1)) { |
|
1473
|
|
|
// U+0023 NUMBER SIGN (#) |
|
1474
|
|
|
case '#': |
|
1475
|
|
|
|
|
1476
|
|
|
// The behaviour further depends on the character after the |
|
1477
|
|
|
// U+0023 NUMBER SIGN: |
|
1478
|
|
|
switch ($this->character($this->char + 1)) { |
|
1479
|
|
|
// U+0078 LATIN SMALL LETTER X |
|
1480
|
|
|
// U+0058 LATIN CAPITAL LETTER X |
|
1481
|
|
|
case 'x': |
|
1482
|
|
|
case 'X': |
|
1483
|
|
|
// Follow the steps below, but using the range of |
|
1484
|
|
|
// characters U+0030 DIGIT ZERO through to U+0039 DIGIT |
|
1485
|
|
|
// NINE, U+0061 LATIN SMALL LETTER A through to U+0066 |
|
1486
|
|
|
// LATIN SMALL LETTER F, and U+0041 LATIN CAPITAL LETTER |
|
1487
|
|
|
// A, through to U+0046 LATIN CAPITAL LETTER F (in other |
|
1488
|
|
|
// words, 0-9, A-F, a-f). |
|
1489
|
|
|
$char = 1; |
|
1490
|
|
|
$char_class = '0-9A-Fa-f'; |
|
1491
|
|
|
break; |
|
1492
|
|
|
|
|
1493
|
|
|
// Anything else |
|
1494
|
|
|
default: |
|
1495
|
|
|
// Follow the steps below, but using the range of |
|
1496
|
|
|
// characters U+0030 DIGIT ZERO through to U+0039 DIGIT |
|
1497
|
|
|
// NINE (i.e. just 0-9). |
|
1498
|
|
|
$char = 0; |
|
1499
|
|
|
$char_class = '0-9'; |
|
1500
|
|
|
break; |
|
1501
|
|
|
} |
|
1502
|
|
|
|
|
1503
|
|
|
// Consume as many characters as match the range of characters |
|
1504
|
|
|
// given above. |
|
1505
|
|
|
$this->char++; |
|
1506
|
|
|
$e_name = $this->characters($char_class, $this->char + $char + 1); |
|
1507
|
|
|
$entity = $this->character($start, $this->char); |
|
1508
|
|
|
$cond = strlen($e_name) > 0; |
|
1509
|
|
|
|
|
1510
|
|
|
// The rest of the parsing happens below. |
|
1511
|
|
|
break; |
|
1512
|
|
|
|
|
1513
|
|
|
// Anything else |
|
1514
|
|
|
default: |
|
1515
|
|
|
// Consume the maximum number of characters possible, with the |
|
1516
|
|
|
// consumed characters case-sensitively matching one of the |
|
1517
|
|
|
// identifiers in the first column of the entities table. |
|
1518
|
|
|
|
|
1519
|
|
|
$e_name = $this->characters('0-9A-Za-z;', $this->char + 1); |
|
1520
|
|
|
$len = strlen($e_name); |
|
1521
|
|
|
|
|
1522
|
|
|
for ($c = 1; $c <= $len; $c++) { |
|
1523
|
|
|
$id = substr($e_name, 0, $c); |
|
1524
|
|
|
$this->char++; |
|
1525
|
|
|
|
|
1526
|
|
|
if (in_array($id, $this->entities)) { |
|
1527
|
|
|
if ($e_name[$c - 1] !== ';') { |
|
1528
|
|
|
if ($c < $len && $e_name[$c] == ';') { |
|
1529
|
|
|
$this->char++; // consume extra semicolon |
|
1530
|
|
|
} |
|
1531
|
|
|
} |
|
1532
|
|
|
$entity = $id; |
|
1533
|
|
|
break; |
|
1534
|
|
|
} |
|
1535
|
|
|
} |
|
1536
|
|
|
|
|
1537
|
|
|
$cond = isset($entity); |
|
1538
|
|
|
// The rest of the parsing happens below. |
|
1539
|
|
|
break; |
|
1540
|
|
|
} |
|
1541
|
|
|
|
|
1542
|
|
|
if (!$cond) { |
|
1543
|
|
|
// If no match can be made, then this is a parse error. No |
|
1544
|
|
|
// characters are consumed, and nothing is returned. |
|
1545
|
|
|
$this->char = $start; |
|
1546
|
|
|
return false; |
|
1547
|
|
|
} |
|
1548
|
|
|
|
|
1549
|
|
|
// Return a character token for the character corresponding to the |
|
1550
|
|
|
// entity name (as given by the second column of the entities table). |
|
1551
|
|
|
return html_entity_decode('&' . rtrim($entity, ';') . ';', ENT_QUOTES, 'UTF-8'); |
|
|
|
|
|
|
1552
|
|
|
} |
|
1553
|
|
|
|
|
1554
|
|
|
private function emitToken($token) |
|
1555
|
|
|
{ |
|
1556
|
|
|
$emit = $this->tree->emitToken($token); |
|
1557
|
|
|
|
|
1558
|
|
|
if (is_int($emit)) { |
|
1559
|
|
|
$this->content_model = $emit; |
|
1560
|
|
|
|
|
1561
|
|
|
} elseif ($token['type'] === self::ENDTAG) { |
|
1562
|
|
|
$this->content_model = self::PCDATA; |
|
1563
|
|
|
} |
|
1564
|
|
|
} |
|
1565
|
|
|
|
|
1566
|
|
|
private function EOF() |
|
1567
|
|
|
{ |
|
1568
|
|
|
$this->state = null; |
|
1569
|
|
|
$this->tree->emitToken( |
|
1570
|
|
|
array( |
|
1571
|
|
|
'type' => self::EOF |
|
1572
|
|
|
) |
|
1573
|
|
|
); |
|
1574
|
|
|
} |
|
1575
|
|
|
} |
|
1576
|
|
|
|
|
1577
|
|
|
class HTML5TreeConstructer |
|
1578
|
|
|
{ |
|
1579
|
|
|
public $stack = array(); |
|
1580
|
|
|
|
|
1581
|
|
|
private $phase; |
|
1582
|
|
|
private $mode; |
|
1583
|
|
|
private $dom; |
|
1584
|
|
|
private $foster_parent = null; |
|
1585
|
|
|
private $a_formatting = array(); |
|
1586
|
|
|
|
|
1587
|
|
|
private $head_pointer = null; |
|
1588
|
|
|
private $form_pointer = null; |
|
1589
|
|
|
|
|
1590
|
|
|
private $scoping = array('button', 'caption', 'html', 'marquee', 'object', 'table', 'td', 'th'); |
|
1591
|
|
|
private $formatting = array( |
|
1592
|
|
|
'a', |
|
1593
|
|
|
'b', |
|
1594
|
|
|
'big', |
|
1595
|
|
|
'em', |
|
1596
|
|
|
'font', |
|
1597
|
|
|
'i', |
|
1598
|
|
|
'nobr', |
|
1599
|
|
|
's', |
|
1600
|
|
|
'small', |
|
1601
|
|
|
'strike', |
|
1602
|
|
|
'strong', |
|
1603
|
|
|
'tt', |
|
1604
|
|
|
'u' |
|
1605
|
|
|
); |
|
1606
|
|
|
private $special = array( |
|
1607
|
|
|
'address', |
|
1608
|
|
|
'area', |
|
1609
|
|
|
'base', |
|
1610
|
|
|
'basefont', |
|
1611
|
|
|
'bgsound', |
|
1612
|
|
|
'blockquote', |
|
1613
|
|
|
'body', |
|
1614
|
|
|
'br', |
|
1615
|
|
|
'center', |
|
1616
|
|
|
'col', |
|
1617
|
|
|
'colgroup', |
|
1618
|
|
|
'dd', |
|
1619
|
|
|
'dir', |
|
1620
|
|
|
'div', |
|
1621
|
|
|
'dl', |
|
1622
|
|
|
'dt', |
|
1623
|
|
|
'embed', |
|
1624
|
|
|
'fieldset', |
|
1625
|
|
|
'form', |
|
1626
|
|
|
'frame', |
|
1627
|
|
|
'frameset', |
|
1628
|
|
|
'h1', |
|
1629
|
|
|
'h2', |
|
1630
|
|
|
'h3', |
|
1631
|
|
|
'h4', |
|
1632
|
|
|
'h5', |
|
1633
|
|
|
'h6', |
|
1634
|
|
|
'head', |
|
1635
|
|
|
'hr', |
|
1636
|
|
|
'iframe', |
|
1637
|
|
|
'image', |
|
1638
|
|
|
'img', |
|
1639
|
|
|
'input', |
|
1640
|
|
|
'isindex', |
|
1641
|
|
|
'li', |
|
1642
|
|
|
'link', |
|
1643
|
|
|
'listing', |
|
1644
|
|
|
'menu', |
|
1645
|
|
|
'meta', |
|
1646
|
|
|
'noembed', |
|
1647
|
|
|
'noframes', |
|
1648
|
|
|
'noscript', |
|
1649
|
|
|
'ol', |
|
1650
|
|
|
'optgroup', |
|
1651
|
|
|
'option', |
|
1652
|
|
|
'p', |
|
1653
|
|
|
'param', |
|
1654
|
|
|
'plaintext', |
|
1655
|
|
|
'pre', |
|
1656
|
|
|
'script', |
|
1657
|
|
|
'select', |
|
1658
|
|
|
'spacer', |
|
1659
|
|
|
'style', |
|
1660
|
|
|
'tbody', |
|
1661
|
|
|
'textarea', |
|
1662
|
|
|
'tfoot', |
|
1663
|
|
|
'thead', |
|
1664
|
|
|
'title', |
|
1665
|
|
|
'tr', |
|
1666
|
|
|
'ul', |
|
1667
|
|
|
'wbr' |
|
1668
|
|
|
); |
|
1669
|
|
|
|
|
1670
|
|
|
// The different phases. |
|
1671
|
|
|
const INIT_PHASE = 0; |
|
1672
|
|
|
const ROOT_PHASE = 1; |
|
1673
|
|
|
const MAIN_PHASE = 2; |
|
1674
|
|
|
const END_PHASE = 3; |
|
1675
|
|
|
|
|
1676
|
|
|
// The different insertion modes for the main phase. |
|
1677
|
|
|
const BEFOR_HEAD = 0; |
|
1678
|
|
|
const IN_HEAD = 1; |
|
1679
|
|
|
const AFTER_HEAD = 2; |
|
1680
|
|
|
const IN_BODY = 3; |
|
1681
|
|
|
const IN_TABLE = 4; |
|
1682
|
|
|
const IN_CAPTION = 5; |
|
1683
|
|
|
const IN_CGROUP = 6; |
|
1684
|
|
|
const IN_TBODY = 7; |
|
1685
|
|
|
const IN_ROW = 8; |
|
1686
|
|
|
const IN_CELL = 9; |
|
1687
|
|
|
const IN_SELECT = 10; |
|
1688
|
|
|
const AFTER_BODY = 11; |
|
1689
|
|
|
const IN_FRAME = 12; |
|
1690
|
|
|
const AFTR_FRAME = 13; |
|
1691
|
|
|
|
|
1692
|
|
|
// The different types of elements. |
|
1693
|
|
|
const SPECIAL = 0; |
|
1694
|
|
|
const SCOPING = 1; |
|
1695
|
|
|
const FORMATTING = 2; |
|
1696
|
|
|
const PHRASING = 3; |
|
1697
|
|
|
|
|
1698
|
|
|
const MARKER = 0; |
|
1699
|
|
|
|
|
1700
|
|
|
public function __construct() |
|
1701
|
|
|
{ |
|
1702
|
|
|
$this->phase = self::INIT_PHASE; |
|
1703
|
|
|
$this->mode = self::BEFOR_HEAD; |
|
1704
|
|
|
$this->dom = new DOMDocument; |
|
1705
|
|
|
|
|
1706
|
|
|
$this->dom->encoding = 'UTF-8'; |
|
1707
|
|
|
$this->dom->preserveWhiteSpace = true; |
|
1708
|
|
|
$this->dom->substituteEntities = true; |
|
1709
|
|
|
$this->dom->strictErrorChecking = false; |
|
1710
|
|
|
} |
|
1711
|
|
|
|
|
1712
|
|
|
// Process tag tokens |
|
1713
|
|
|
public function emitToken($token) |
|
1714
|
|
|
{ |
|
1715
|
|
|
switch ($this->phase) { |
|
1716
|
|
|
case self::INIT_PHASE: |
|
1717
|
|
|
return $this->initPhase($token); |
|
1718
|
|
|
break; |
|
|
|
|
|
|
1719
|
|
|
case self::ROOT_PHASE: |
|
1720
|
|
|
return $this->rootElementPhase($token); |
|
1721
|
|
|
break; |
|
1722
|
|
|
case self::MAIN_PHASE: |
|
1723
|
|
|
return $this->mainPhase($token); |
|
1724
|
|
|
break; |
|
1725
|
|
|
case self::END_PHASE : |
|
1726
|
|
|
return $this->trailingEndPhase($token); |
|
|
|
|
|
|
1727
|
|
|
break; |
|
1728
|
|
|
} |
|
1729
|
|
|
} |
|
1730
|
|
|
|
|
1731
|
|
|
private function initPhase($token) |
|
1732
|
|
|
{ |
|
1733
|
|
|
/* Initially, the tree construction stage must handle each token |
|
1734
|
|
|
emitted from the tokenisation stage as follows: */ |
|
1735
|
|
|
|
|
1736
|
|
|
/* A DOCTYPE token that is marked as being in error |
|
1737
|
|
|
A comment token |
|
1738
|
|
|
A start tag token |
|
1739
|
|
|
An end tag token |
|
1740
|
|
|
A character token that is not one of one of U+0009 CHARACTER TABULATION, |
|
1741
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1742
|
|
|
or U+0020 SPACE |
|
1743
|
|
|
An end-of-file token */ |
|
1744
|
|
|
if ((isset($token['error']) && $token['error']) || |
|
1745
|
|
|
$token['type'] === HTML5::COMMENT || |
|
1746
|
|
|
$token['type'] === HTML5::STARTTAG || |
|
1747
|
|
|
$token['type'] === HTML5::ENDTAG || |
|
1748
|
|
|
$token['type'] === HTML5::EOF || |
|
1749
|
|
|
($token['type'] === HTML5::CHARACTR && isset($token['data']) && |
|
1750
|
|
|
!preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) |
|
1751
|
|
|
) { |
|
1752
|
|
|
/* This specification does not define how to handle this case. In |
|
1753
|
|
|
particular, user agents may ignore the entirety of this specification |
|
1754
|
|
|
altogether for such documents, and instead invoke special parse modes |
|
1755
|
|
|
with a greater emphasis on backwards compatibility. */ |
|
1756
|
|
|
|
|
1757
|
|
|
$this->phase = self::ROOT_PHASE; |
|
1758
|
|
|
return $this->rootElementPhase($token); |
|
1759
|
|
|
|
|
1760
|
|
|
/* A DOCTYPE token marked as being correct */ |
|
1761
|
|
|
} elseif (isset($token['error']) && !$token['error']) { |
|
1762
|
|
|
/* Append a DocumentType node to the Document node, with the name |
|
1763
|
|
|
attribute set to the name given in the DOCTYPE token (which will be |
|
1764
|
|
|
"HTML"), and the other attributes specific to DocumentType objects |
|
1765
|
|
|
set to null, empty lists, or the empty string as appropriate. */ |
|
1766
|
|
|
$doctype = new DOMDocumentType(null, null, 'HTML'); |
|
|
|
|
|
|
1767
|
|
|
|
|
1768
|
|
|
/* Then, switch to the root element phase of the tree construction |
|
1769
|
|
|
stage. */ |
|
1770
|
|
|
$this->phase = self::ROOT_PHASE; |
|
1771
|
|
|
|
|
1772
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
1773
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1774
|
|
|
or U+0020 SPACE */ |
|
1775
|
|
|
} elseif (isset($token['data']) && preg_match( |
|
1776
|
|
|
'/^[\t\n\x0b\x0c ]+$/', |
|
1777
|
|
|
$token['data'] |
|
1778
|
|
|
) |
|
1779
|
|
|
) { |
|
1780
|
|
|
/* Append that character to the Document node. */ |
|
1781
|
|
|
$text = $this->dom->createTextNode($token['data']); |
|
1782
|
|
|
$this->dom->appendChild($text); |
|
1783
|
|
|
} |
|
1784
|
|
|
} |
|
1785
|
|
|
|
|
1786
|
|
|
private function rootElementPhase($token) |
|
1787
|
|
|
{ |
|
1788
|
|
|
/* After the initial phase, as each token is emitted from the tokenisation |
|
1789
|
|
|
stage, it must be processed as described in this section. */ |
|
1790
|
|
|
|
|
1791
|
|
|
/* A DOCTYPE token */ |
|
1792
|
|
|
if ($token['type'] === HTML5::DOCTYPE) { |
|
1793
|
|
|
// Parse error. Ignore the token. |
|
1794
|
|
|
|
|
1795
|
|
|
/* A comment token */ |
|
1796
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
1797
|
|
|
/* Append a Comment node to the Document object with the data |
|
1798
|
|
|
attribute set to the data given in the comment token. */ |
|
1799
|
|
|
$comment = $this->dom->createComment($token['data']); |
|
1800
|
|
|
$this->dom->appendChild($comment); |
|
1801
|
|
|
|
|
1802
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
1803
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1804
|
|
|
or U+0020 SPACE */ |
|
1805
|
|
|
} elseif ($token['type'] === HTML5::CHARACTR && |
|
1806
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
1807
|
|
|
) { |
|
1808
|
|
|
/* Append that character to the Document node. */ |
|
1809
|
|
|
$text = $this->dom->createTextNode($token['data']); |
|
1810
|
|
|
$this->dom->appendChild($text); |
|
1811
|
|
|
|
|
1812
|
|
|
/* A character token that is not one of U+0009 CHARACTER TABULATION, |
|
1813
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED |
|
1814
|
|
|
(FF), or U+0020 SPACE |
|
1815
|
|
|
A start tag token |
|
1816
|
|
|
An end tag token |
|
1817
|
|
|
An end-of-file token */ |
|
1818
|
|
|
} elseif (($token['type'] === HTML5::CHARACTR && |
|
1819
|
|
|
!preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) || |
|
1820
|
|
|
$token['type'] === HTML5::STARTTAG || |
|
1821
|
|
|
$token['type'] === HTML5::ENDTAG || |
|
1822
|
|
|
$token['type'] === HTML5::EOF |
|
1823
|
|
|
) { |
|
1824
|
|
|
/* Create an HTMLElement node with the tag name html, in the HTML |
|
1825
|
|
|
namespace. Append it to the Document object. Switch to the main |
|
1826
|
|
|
phase and reprocess the current token. */ |
|
1827
|
|
|
$html = $this->dom->createElement('html'); |
|
1828
|
|
|
$this->dom->appendChild($html); |
|
1829
|
|
|
$this->stack[] = $html; |
|
1830
|
|
|
|
|
1831
|
|
|
$this->phase = self::MAIN_PHASE; |
|
1832
|
|
|
return $this->mainPhase($token); |
|
1833
|
|
|
} |
|
1834
|
|
|
} |
|
1835
|
|
|
|
|
1836
|
|
|
private function mainPhase($token) |
|
1837
|
|
|
{ |
|
1838
|
|
|
/* Tokens in the main phase must be handled as follows: */ |
|
1839
|
|
|
|
|
1840
|
|
|
/* A DOCTYPE token */ |
|
1841
|
|
|
if ($token['type'] === HTML5::DOCTYPE) { |
|
1842
|
|
|
// Parse error. Ignore the token. |
|
1843
|
|
|
|
|
1844
|
|
|
/* A start tag token with the tag name "html" */ |
|
1845
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'html') { |
|
1846
|
|
|
/* If this start tag token was not the first start tag token, then |
|
1847
|
|
|
it is a parse error. */ |
|
1848
|
|
|
|
|
1849
|
|
|
/* For each attribute on the token, check to see if the attribute |
|
1850
|
|
|
is already present on the top element of the stack of open elements. |
|
1851
|
|
|
If it is not, add the attribute and its corresponding value to that |
|
1852
|
|
|
element. */ |
|
1853
|
|
|
foreach ($token['attr'] as $attr) { |
|
1854
|
|
|
if (!$this->stack[0]->hasAttribute($attr['name'])) { |
|
1855
|
|
|
$this->stack[0]->setAttribute($attr['name'], $attr['value']); |
|
1856
|
|
|
} |
|
1857
|
|
|
} |
|
1858
|
|
|
|
|
1859
|
|
|
/* An end-of-file token */ |
|
1860
|
|
|
} elseif ($token['type'] === HTML5::EOF) { |
|
1861
|
|
|
/* Generate implied end tags. */ |
|
1862
|
|
|
$this->generateImpliedEndTags(); |
|
1863
|
|
|
|
|
1864
|
|
|
/* Anything else. */ |
|
1865
|
|
|
} else { |
|
1866
|
|
|
/* Depends on the insertion mode: */ |
|
1867
|
|
|
switch ($this->mode) { |
|
1868
|
|
|
case self::BEFOR_HEAD: |
|
1869
|
|
|
return $this->beforeHead($token); |
|
|
|
|
|
|
1870
|
|
|
break; |
|
|
|
|
|
|
1871
|
|
|
case self::IN_HEAD: |
|
1872
|
|
|
return $this->inHead($token); |
|
1873
|
|
|
break; |
|
1874
|
|
|
case self::AFTER_HEAD: |
|
1875
|
|
|
return $this->afterHead($token); |
|
1876
|
|
|
break; |
|
1877
|
|
|
case self::IN_BODY: |
|
1878
|
|
|
return $this->inBody($token); |
|
1879
|
|
|
break; |
|
1880
|
|
|
case self::IN_TABLE: |
|
1881
|
|
|
return $this->inTable($token); |
|
1882
|
|
|
break; |
|
1883
|
|
|
case self::IN_CAPTION: |
|
1884
|
|
|
return $this->inCaption($token); |
|
|
|
|
|
|
1885
|
|
|
break; |
|
1886
|
|
|
case self::IN_CGROUP: |
|
1887
|
|
|
return $this->inColumnGroup($token); |
|
|
|
|
|
|
1888
|
|
|
break; |
|
1889
|
|
|
case self::IN_TBODY: |
|
1890
|
|
|
return $this->inTableBody($token); |
|
1891
|
|
|
break; |
|
1892
|
|
|
case self::IN_ROW: |
|
1893
|
|
|
return $this->inRow($token); |
|
1894
|
|
|
break; |
|
1895
|
|
|
case self::IN_CELL: |
|
1896
|
|
|
return $this->inCell($token); |
|
|
|
|
|
|
1897
|
|
|
break; |
|
1898
|
|
|
case self::IN_SELECT: |
|
1899
|
|
|
return $this->inSelect($token); |
|
|
|
|
|
|
1900
|
|
|
break; |
|
1901
|
|
|
case self::AFTER_BODY: |
|
1902
|
|
|
return $this->afterBody($token); |
|
|
|
|
|
|
1903
|
|
|
break; |
|
1904
|
|
|
case self::IN_FRAME: |
|
1905
|
|
|
return $this->inFrameset($token); |
|
|
|
|
|
|
1906
|
|
|
break; |
|
1907
|
|
|
case self::AFTR_FRAME: |
|
1908
|
|
|
return $this->afterFrameset($token); |
|
|
|
|
|
|
1909
|
|
|
break; |
|
1910
|
|
|
case self::END_PHASE: |
|
1911
|
|
|
return $this->trailingEndPhase($token); |
|
|
|
|
|
|
1912
|
|
|
break; |
|
1913
|
|
|
} |
|
1914
|
|
|
} |
|
1915
|
|
|
} |
|
1916
|
|
|
|
|
1917
|
|
|
private function beforeHead($token) |
|
1918
|
|
|
{ |
|
1919
|
|
|
/* Handle the token as follows: */ |
|
1920
|
|
|
|
|
1921
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
1922
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1923
|
|
|
or U+0020 SPACE */ |
|
1924
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
1925
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
1926
|
|
|
) { |
|
1927
|
|
|
/* Append the character to the current node. */ |
|
1928
|
|
|
$this->insertText($token['data']); |
|
1929
|
|
|
|
|
1930
|
|
|
/* A comment token */ |
|
1931
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
1932
|
|
|
/* Append a Comment node to the current node with the data attribute |
|
1933
|
|
|
set to the data given in the comment token. */ |
|
1934
|
|
|
$this->insertComment($token['data']); |
|
1935
|
|
|
|
|
1936
|
|
|
/* A start tag token with the tag name "head" */ |
|
1937
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'head') { |
|
1938
|
|
|
/* Create an element for the token, append the new element to the |
|
1939
|
|
|
current node and push it onto the stack of open elements. */ |
|
1940
|
|
|
$element = $this->insertElement($token); |
|
1941
|
|
|
|
|
1942
|
|
|
/* Set the head element pointer to this new element node. */ |
|
1943
|
|
|
$this->head_pointer = $element; |
|
1944
|
|
|
|
|
1945
|
|
|
/* Change the insertion mode to "in head". */ |
|
1946
|
|
|
$this->mode = self::IN_HEAD; |
|
1947
|
|
|
|
|
1948
|
|
|
/* A start tag token whose tag name is one of: "base", "link", "meta", |
|
1949
|
|
|
"script", "style", "title". Or an end tag with the tag name "html". |
|
1950
|
|
|
Or a character token that is not one of U+0009 CHARACTER TABULATION, |
|
1951
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1952
|
|
|
or U+0020 SPACE. Or any other start tag token */ |
|
1953
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG || |
|
1954
|
|
|
($token['type'] === HTML5::ENDTAG && $token['name'] === 'html') || |
|
1955
|
|
|
($token['type'] === HTML5::CHARACTR && !preg_match( |
|
1956
|
|
|
'/^[\t\n\x0b\x0c ]$/', |
|
1957
|
|
|
$token['data'] |
|
1958
|
|
|
)) |
|
1959
|
|
|
) { |
|
1960
|
|
|
/* Act as if a start tag token with the tag name "head" and no |
|
1961
|
|
|
attributes had been seen, then reprocess the current token. */ |
|
1962
|
|
|
$this->beforeHead( |
|
1963
|
|
|
array( |
|
1964
|
|
|
'name' => 'head', |
|
1965
|
|
|
'type' => HTML5::STARTTAG, |
|
1966
|
|
|
'attr' => array() |
|
1967
|
|
|
) |
|
1968
|
|
|
); |
|
1969
|
|
|
|
|
1970
|
|
|
return $this->inHead($token); |
|
1971
|
|
|
|
|
1972
|
|
|
/* Any other end tag */ |
|
1973
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG) { |
|
1974
|
|
|
/* Parse error. Ignore the token. */ |
|
1975
|
|
|
} |
|
1976
|
|
|
} |
|
1977
|
|
|
|
|
1978
|
|
|
private function inHead($token) |
|
1979
|
|
|
{ |
|
1980
|
|
|
/* Handle the token as follows: */ |
|
1981
|
|
|
|
|
1982
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
1983
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
1984
|
|
|
or U+0020 SPACE. |
|
1985
|
|
|
|
|
1986
|
|
|
THIS DIFFERS FROM THE SPEC: If the current node is either a title, style |
|
1987
|
|
|
or script element, append the character to the current node regardless |
|
1988
|
|
|
of its content. */ |
|
1989
|
|
|
if (($token['type'] === HTML5::CHARACTR && |
|
1990
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) || ( |
|
1991
|
|
|
$token['type'] === HTML5::CHARACTR && in_array( |
|
1992
|
|
|
end($this->stack)->nodeName, |
|
1993
|
|
|
array('title', 'style', 'script') |
|
1994
|
|
|
)) |
|
1995
|
|
|
) { |
|
1996
|
|
|
/* Append the character to the current node. */ |
|
1997
|
|
|
$this->insertText($token['data']); |
|
1998
|
|
|
|
|
1999
|
|
|
/* A comment token */ |
|
2000
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
2001
|
|
|
/* Append a Comment node to the current node with the data attribute |
|
2002
|
|
|
set to the data given in the comment token. */ |
|
2003
|
|
|
$this->insertComment($token['data']); |
|
2004
|
|
|
|
|
2005
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
2006
|
|
|
in_array($token['name'], array('title', 'style', 'script')) |
|
2007
|
|
|
) { |
|
2008
|
|
|
array_pop($this->stack); |
|
2009
|
|
|
return HTML5::PCDATA; |
|
2010
|
|
|
|
|
2011
|
|
|
/* A start tag with the tag name "title" */ |
|
2012
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'title') { |
|
2013
|
|
|
/* Create an element for the token and append the new element to the |
|
2014
|
|
|
node pointed to by the head element pointer, or, if that is null |
|
2015
|
|
|
(innerHTML case), to the current node. */ |
|
2016
|
|
|
if ($this->head_pointer !== null) { |
|
2017
|
|
|
$element = $this->insertElement($token, false); |
|
2018
|
|
|
$this->head_pointer->appendChild($element); |
|
2019
|
|
|
|
|
2020
|
|
|
} else { |
|
2021
|
|
|
$element = $this->insertElement($token); |
|
|
|
|
|
|
2022
|
|
|
} |
|
2023
|
|
|
|
|
2024
|
|
|
/* Switch the tokeniser's content model flag to the RCDATA state. */ |
|
2025
|
|
|
return HTML5::RCDATA; |
|
2026
|
|
|
|
|
2027
|
|
|
/* A start tag with the tag name "style" */ |
|
2028
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'style') { |
|
2029
|
|
|
/* Create an element for the token and append the new element to the |
|
2030
|
|
|
node pointed to by the head element pointer, or, if that is null |
|
2031
|
|
|
(innerHTML case), to the current node. */ |
|
2032
|
|
|
if ($this->head_pointer !== null) { |
|
2033
|
|
|
$element = $this->insertElement($token, false); |
|
2034
|
|
|
$this->head_pointer->appendChild($element); |
|
2035
|
|
|
|
|
2036
|
|
|
} else { |
|
2037
|
|
|
$this->insertElement($token); |
|
2038
|
|
|
} |
|
2039
|
|
|
|
|
2040
|
|
|
/* Switch the tokeniser's content model flag to the CDATA state. */ |
|
2041
|
|
|
return HTML5::CDATA; |
|
2042
|
|
|
|
|
2043
|
|
|
/* A start tag with the tag name "script" */ |
|
2044
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'script') { |
|
2045
|
|
|
/* Create an element for the token. */ |
|
2046
|
|
|
$element = $this->insertElement($token, false); |
|
2047
|
|
|
$this->head_pointer->appendChild($element); |
|
2048
|
|
|
|
|
2049
|
|
|
/* Switch the tokeniser's content model flag to the CDATA state. */ |
|
2050
|
|
|
return HTML5::CDATA; |
|
2051
|
|
|
|
|
2052
|
|
|
/* A start tag with the tag name "base", "link", or "meta" */ |
|
2053
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
2054
|
|
|
$token['name'], |
|
2055
|
|
|
array('base', 'link', 'meta') |
|
2056
|
|
|
) |
|
2057
|
|
|
) { |
|
2058
|
|
|
/* Create an element for the token and append the new element to the |
|
2059
|
|
|
node pointed to by the head element pointer, or, if that is null |
|
2060
|
|
|
(innerHTML case), to the current node. */ |
|
2061
|
|
|
if ($this->head_pointer !== null) { |
|
2062
|
|
|
$element = $this->insertElement($token, false); |
|
2063
|
|
|
$this->head_pointer->appendChild($element); |
|
2064
|
|
|
array_pop($this->stack); |
|
2065
|
|
|
|
|
2066
|
|
|
} else { |
|
2067
|
|
|
$this->insertElement($token); |
|
2068
|
|
|
} |
|
2069
|
|
|
|
|
2070
|
|
|
/* An end tag with the tag name "head" */ |
|
2071
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'head') { |
|
2072
|
|
|
/* If the current node is a head element, pop the current node off |
|
2073
|
|
|
the stack of open elements. */ |
|
2074
|
|
|
if ($this->head_pointer->isSameNode(end($this->stack))) { |
|
2075
|
|
|
array_pop($this->stack); |
|
2076
|
|
|
|
|
2077
|
|
|
/* Otherwise, this is a parse error. */ |
|
2078
|
|
|
} else { |
|
2079
|
|
|
// k |
|
2080
|
|
|
} |
|
2081
|
|
|
|
|
2082
|
|
|
/* Change the insertion mode to "after head". */ |
|
2083
|
|
|
$this->mode = self::AFTER_HEAD; |
|
2084
|
|
|
|
|
2085
|
|
|
/* A start tag with the tag name "head" or an end tag except "html". */ |
|
2086
|
|
|
} elseif (($token['type'] === HTML5::STARTTAG && $token['name'] === 'head') || |
|
2087
|
|
|
($token['type'] === HTML5::ENDTAG && $token['name'] !== 'html') |
|
2088
|
|
|
) { |
|
2089
|
|
|
// Parse error. Ignore the token. |
|
2090
|
|
|
|
|
2091
|
|
|
/* Anything else */ |
|
2092
|
|
|
} else { |
|
2093
|
|
|
/* If the current node is a head element, act as if an end tag |
|
2094
|
|
|
token with the tag name "head" had been seen. */ |
|
2095
|
|
|
if ($this->head_pointer->isSameNode(end($this->stack))) { |
|
2096
|
|
|
$this->inHead( |
|
2097
|
|
|
array( |
|
2098
|
|
|
'name' => 'head', |
|
2099
|
|
|
'type' => HTML5::ENDTAG |
|
2100
|
|
|
) |
|
2101
|
|
|
); |
|
2102
|
|
|
|
|
2103
|
|
|
/* Otherwise, change the insertion mode to "after head". */ |
|
2104
|
|
|
} else { |
|
2105
|
|
|
$this->mode = self::AFTER_HEAD; |
|
2106
|
|
|
} |
|
2107
|
|
|
|
|
2108
|
|
|
/* Then, reprocess the current token. */ |
|
2109
|
|
|
return $this->afterHead($token); |
|
2110
|
|
|
} |
|
2111
|
|
|
} |
|
2112
|
|
|
|
|
2113
|
|
|
private function afterHead($token) |
|
2114
|
|
|
{ |
|
2115
|
|
|
/* Handle the token as follows: */ |
|
2116
|
|
|
|
|
2117
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
2118
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
2119
|
|
|
or U+0020 SPACE */ |
|
2120
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
2121
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
2122
|
|
|
) { |
|
2123
|
|
|
/* Append the character to the current node. */ |
|
2124
|
|
|
$this->insertText($token['data']); |
|
2125
|
|
|
|
|
2126
|
|
|
/* A comment token */ |
|
2127
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
2128
|
|
|
/* Append a Comment node to the current node with the data attribute |
|
2129
|
|
|
set to the data given in the comment token. */ |
|
2130
|
|
|
$this->insertComment($token['data']); |
|
2131
|
|
|
|
|
2132
|
|
|
/* A start tag token with the tag name "body" */ |
|
2133
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'body') { |
|
2134
|
|
|
/* Insert a body element for the token. */ |
|
2135
|
|
|
$this->insertElement($token); |
|
2136
|
|
|
|
|
2137
|
|
|
/* Change the insertion mode to "in body". */ |
|
2138
|
|
|
$this->mode = self::IN_BODY; |
|
2139
|
|
|
|
|
2140
|
|
|
/* A start tag token with the tag name "frameset" */ |
|
2141
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'frameset') { |
|
2142
|
|
|
/* Insert a frameset element for the token. */ |
|
2143
|
|
|
$this->insertElement($token); |
|
2144
|
|
|
|
|
2145
|
|
|
/* Change the insertion mode to "in frameset". */ |
|
2146
|
|
|
$this->mode = self::IN_FRAME; |
|
2147
|
|
|
|
|
2148
|
|
|
/* A start tag token whose tag name is one of: "base", "link", "meta", |
|
2149
|
|
|
"script", "style", "title" */ |
|
2150
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
2151
|
|
|
$token['name'], |
|
2152
|
|
|
array('base', 'link', 'meta', 'script', 'style', 'title') |
|
2153
|
|
|
) |
|
2154
|
|
|
) { |
|
2155
|
|
|
/* Parse error. Switch the insertion mode back to "in head" and |
|
2156
|
|
|
reprocess the token. */ |
|
2157
|
|
|
$this->mode = self::IN_HEAD; |
|
2158
|
|
|
return $this->inHead($token); |
|
2159
|
|
|
|
|
2160
|
|
|
/* Anything else */ |
|
2161
|
|
|
} else { |
|
2162
|
|
|
/* Act as if a start tag token with the tag name "body" and no |
|
2163
|
|
|
attributes had been seen, and then reprocess the current token. */ |
|
2164
|
|
|
$this->afterHead( |
|
2165
|
|
|
array( |
|
2166
|
|
|
'name' => 'body', |
|
2167
|
|
|
'type' => HTML5::STARTTAG, |
|
2168
|
|
|
'attr' => array() |
|
2169
|
|
|
) |
|
2170
|
|
|
); |
|
2171
|
|
|
|
|
2172
|
|
|
return $this->inBody($token); |
|
2173
|
|
|
} |
|
2174
|
|
|
} |
|
2175
|
|
|
|
|
2176
|
|
|
private function inBody($token) |
|
2177
|
|
|
{ |
|
2178
|
|
|
/* Handle the token as follows: */ |
|
2179
|
|
|
|
|
2180
|
|
|
switch ($token['type']) { |
|
2181
|
|
|
/* A character token */ |
|
2182
|
|
|
case HTML5::CHARACTR: |
|
2183
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2184
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2185
|
|
|
|
|
2186
|
|
|
/* Append the token's character to the current node. */ |
|
2187
|
|
|
$this->insertText($token['data']); |
|
2188
|
|
|
break; |
|
2189
|
|
|
|
|
2190
|
|
|
/* A comment token */ |
|
2191
|
|
|
case HTML5::COMMENT: |
|
2192
|
|
|
/* Append a Comment node to the current node with the data |
|
2193
|
|
|
attribute set to the data given in the comment token. */ |
|
2194
|
|
|
$this->insertComment($token['data']); |
|
2195
|
|
|
break; |
|
2196
|
|
|
|
|
2197
|
|
|
case HTML5::STARTTAG: |
|
2198
|
|
|
switch ($token['name']) { |
|
2199
|
|
|
/* A start tag token whose tag name is one of: "script", |
|
2200
|
|
|
"style" */ |
|
2201
|
|
|
case 'script': |
|
2202
|
|
|
case 'style': |
|
2203
|
|
|
/* Process the token as if the insertion mode had been "in |
|
2204
|
|
|
head". */ |
|
2205
|
|
|
return $this->inHead($token); |
|
2206
|
|
|
break; |
|
|
|
|
|
|
2207
|
|
|
|
|
2208
|
|
|
/* A start tag token whose tag name is one of: "base", "link", |
|
2209
|
|
|
"meta", "title" */ |
|
2210
|
|
|
case 'base': |
|
2211
|
|
|
case 'link': |
|
2212
|
|
|
case 'meta': |
|
2213
|
|
|
case 'title': |
|
2214
|
|
|
/* Parse error. Process the token as if the insertion mode |
|
2215
|
|
|
had been "in head". */ |
|
2216
|
|
|
return $this->inHead($token); |
|
2217
|
|
|
break; |
|
2218
|
|
|
|
|
2219
|
|
|
/* A start tag token with the tag name "body" */ |
|
2220
|
|
|
case 'body': |
|
2221
|
|
|
/* Parse error. If the second element on the stack of open |
|
2222
|
|
|
elements is not a body element, or, if the stack of open |
|
2223
|
|
|
elements has only one node on it, then ignore the token. |
|
2224
|
|
|
(innerHTML case) */ |
|
2225
|
|
|
if (count($this->stack) === 1 || $this->stack[1]->nodeName !== 'body') { |
|
2226
|
|
|
// Ignore |
|
2227
|
|
|
|
|
2228
|
|
|
/* Otherwise, for each attribute on the token, check to see |
|
2229
|
|
|
if the attribute is already present on the body element (the |
|
2230
|
|
|
second element) on the stack of open elements. If it is not, |
|
2231
|
|
|
add the attribute and its corresponding value to that |
|
2232
|
|
|
element. */ |
|
2233
|
|
|
} else { |
|
2234
|
|
|
foreach ($token['attr'] as $attr) { |
|
2235
|
|
|
if (!$this->stack[1]->hasAttribute($attr['name'])) { |
|
2236
|
|
|
$this->stack[1]->setAttribute($attr['name'], $attr['value']); |
|
2237
|
|
|
} |
|
2238
|
|
|
} |
|
2239
|
|
|
} |
|
2240
|
|
|
break; |
|
2241
|
|
|
|
|
2242
|
|
|
/* A start tag whose tag name is one of: "address", |
|
2243
|
|
|
"blockquote", "center", "dir", "div", "dl", "fieldset", |
|
2244
|
|
|
"listing", "menu", "ol", "p", "ul" */ |
|
2245
|
|
|
case 'address': |
|
2246
|
|
|
case 'blockquote': |
|
2247
|
|
|
case 'center': |
|
2248
|
|
|
case 'dir': |
|
2249
|
|
|
case 'div': |
|
2250
|
|
|
case 'dl': |
|
2251
|
|
|
case 'fieldset': |
|
2252
|
|
|
case 'listing': |
|
2253
|
|
|
case 'menu': |
|
2254
|
|
|
case 'ol': |
|
2255
|
|
|
case 'p': |
|
2256
|
|
|
case 'ul': |
|
2257
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2258
|
|
|
then act as if an end tag with the tag name p had been |
|
2259
|
|
|
seen. */ |
|
2260
|
|
|
if ($this->elementInScope('p')) { |
|
2261
|
|
|
$this->emitToken( |
|
2262
|
|
|
array( |
|
2263
|
|
|
'name' => 'p', |
|
2264
|
|
|
'type' => HTML5::ENDTAG |
|
2265
|
|
|
) |
|
2266
|
|
|
); |
|
2267
|
|
|
} |
|
2268
|
|
|
|
|
2269
|
|
|
/* Insert an HTML element for the token. */ |
|
2270
|
|
|
$this->insertElement($token); |
|
2271
|
|
|
break; |
|
2272
|
|
|
|
|
2273
|
|
|
/* A start tag whose tag name is "form" */ |
|
2274
|
|
|
case 'form': |
|
2275
|
|
|
/* If the form element pointer is not null, ignore the |
|
2276
|
|
|
token with a parse error. */ |
|
2277
|
|
|
if ($this->form_pointer !== null) { |
|
2278
|
|
|
// Ignore. |
|
2279
|
|
|
|
|
2280
|
|
|
/* Otherwise: */ |
|
2281
|
|
|
} else { |
|
2282
|
|
|
/* If the stack of open elements has a p element in |
|
2283
|
|
|
scope, then act as if an end tag with the tag name p |
|
2284
|
|
|
had been seen. */ |
|
2285
|
|
|
if ($this->elementInScope('p')) { |
|
2286
|
|
|
$this->emitToken( |
|
2287
|
|
|
array( |
|
2288
|
|
|
'name' => 'p', |
|
2289
|
|
|
'type' => HTML5::ENDTAG |
|
2290
|
|
|
) |
|
2291
|
|
|
); |
|
2292
|
|
|
} |
|
2293
|
|
|
|
|
2294
|
|
|
/* Insert an HTML element for the token, and set the |
|
2295
|
|
|
form element pointer to point to the element created. */ |
|
2296
|
|
|
$element = $this->insertElement($token); |
|
2297
|
|
|
$this->form_pointer = $element; |
|
2298
|
|
|
} |
|
2299
|
|
|
break; |
|
2300
|
|
|
|
|
2301
|
|
|
/* A start tag whose tag name is "li", "dd" or "dt" */ |
|
2302
|
|
|
case 'li': |
|
2303
|
|
|
case 'dd': |
|
2304
|
|
|
case 'dt': |
|
2305
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2306
|
|
|
then act as if an end tag with the tag name p had been |
|
2307
|
|
|
seen. */ |
|
2308
|
|
|
if ($this->elementInScope('p')) { |
|
2309
|
|
|
$this->emitToken( |
|
2310
|
|
|
array( |
|
2311
|
|
|
'name' => 'p', |
|
2312
|
|
|
'type' => HTML5::ENDTAG |
|
2313
|
|
|
) |
|
2314
|
|
|
); |
|
2315
|
|
|
} |
|
2316
|
|
|
|
|
2317
|
|
|
$stack_length = count($this->stack) - 1; |
|
2318
|
|
|
|
|
2319
|
|
|
for ($n = $stack_length; 0 <= $n; $n--) { |
|
2320
|
|
|
/* 1. Initialise node to be the current node (the |
|
2321
|
|
|
bottommost node of the stack). */ |
|
2322
|
|
|
$stop = false; |
|
|
|
|
|
|
2323
|
|
|
$node = $this->stack[$n]; |
|
2324
|
|
|
$cat = $this->getElementCategory($node->tagName); |
|
2325
|
|
|
|
|
2326
|
|
|
/* 2. If node is an li, dd or dt element, then pop all |
|
2327
|
|
|
the nodes from the current node up to node, including |
|
2328
|
|
|
node, then stop this algorithm. */ |
|
2329
|
|
|
if ($token['name'] === $node->tagName || ($token['name'] !== 'li' |
|
2330
|
|
|
&& ($node->tagName === 'dd' || $node->tagName === 'dt')) |
|
2331
|
|
|
) { |
|
2332
|
|
|
for ($x = $stack_length; $x >= $n; $x--) { |
|
2333
|
|
|
array_pop($this->stack); |
|
2334
|
|
|
} |
|
2335
|
|
|
|
|
2336
|
|
|
break; |
|
2337
|
|
|
} |
|
2338
|
|
|
|
|
2339
|
|
|
/* 3. If node is not in the formatting category, and is |
|
2340
|
|
|
not in the phrasing category, and is not an address or |
|
2341
|
|
|
div element, then stop this algorithm. */ |
|
2342
|
|
|
if ($cat !== self::FORMATTING && $cat !== self::PHRASING && |
|
2343
|
|
|
$node->tagName !== 'address' && $node->tagName !== 'div' |
|
2344
|
|
|
) { |
|
2345
|
|
|
break; |
|
2346
|
|
|
} |
|
2347
|
|
|
} |
|
2348
|
|
|
|
|
2349
|
|
|
/* Finally, insert an HTML element with the same tag |
|
2350
|
|
|
name as the token's. */ |
|
2351
|
|
|
$this->insertElement($token); |
|
2352
|
|
|
break; |
|
2353
|
|
|
|
|
2354
|
|
|
/* A start tag token whose tag name is "plaintext" */ |
|
2355
|
|
|
case 'plaintext': |
|
2356
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2357
|
|
|
then act as if an end tag with the tag name p had been |
|
2358
|
|
|
seen. */ |
|
2359
|
|
|
if ($this->elementInScope('p')) { |
|
2360
|
|
|
$this->emitToken( |
|
2361
|
|
|
array( |
|
2362
|
|
|
'name' => 'p', |
|
2363
|
|
|
'type' => HTML5::ENDTAG |
|
2364
|
|
|
) |
|
2365
|
|
|
); |
|
2366
|
|
|
} |
|
2367
|
|
|
|
|
2368
|
|
|
/* Insert an HTML element for the token. */ |
|
2369
|
|
|
$this->insertElement($token); |
|
2370
|
|
|
|
|
2371
|
|
|
return HTML5::PLAINTEXT; |
|
2372
|
|
|
break; |
|
2373
|
|
|
|
|
2374
|
|
|
/* A start tag whose tag name is one of: "h1", "h2", "h3", "h4", |
|
2375
|
|
|
"h5", "h6" */ |
|
2376
|
|
|
case 'h1': |
|
2377
|
|
|
case 'h2': |
|
2378
|
|
|
case 'h3': |
|
2379
|
|
|
case 'h4': |
|
2380
|
|
|
case 'h5': |
|
2381
|
|
|
case 'h6': |
|
2382
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2383
|
|
|
then act as if an end tag with the tag name p had been seen. */ |
|
2384
|
|
|
if ($this->elementInScope('p')) { |
|
2385
|
|
|
$this->emitToken( |
|
2386
|
|
|
array( |
|
2387
|
|
|
'name' => 'p', |
|
2388
|
|
|
'type' => HTML5::ENDTAG |
|
2389
|
|
|
) |
|
2390
|
|
|
); |
|
2391
|
|
|
} |
|
2392
|
|
|
|
|
2393
|
|
|
/* If the stack of open elements has in scope an element whose |
|
2394
|
|
|
tag name is one of "h1", "h2", "h3", "h4", "h5", or "h6", then |
|
2395
|
|
|
this is a parse error; pop elements from the stack until an |
|
2396
|
|
|
element with one of those tag names has been popped from the |
|
2397
|
|
|
stack. */ |
|
2398
|
|
|
while ($this->elementInScope(array('h1', 'h2', 'h3', 'h4', 'h5', 'h6'))) { |
|
2399
|
|
|
array_pop($this->stack); |
|
2400
|
|
|
} |
|
2401
|
|
|
|
|
2402
|
|
|
/* Insert an HTML element for the token. */ |
|
2403
|
|
|
$this->insertElement($token); |
|
2404
|
|
|
break; |
|
2405
|
|
|
|
|
2406
|
|
|
/* A start tag whose tag name is "a" */ |
|
2407
|
|
|
case 'a': |
|
2408
|
|
|
/* If the list of active formatting elements contains |
|
2409
|
|
|
an element whose tag name is "a" between the end of the |
|
2410
|
|
|
list and the last marker on the list (or the start of |
|
2411
|
|
|
the list if there is no marker on the list), then this |
|
2412
|
|
|
is a parse error; act as if an end tag with the tag name |
|
2413
|
|
|
"a" had been seen, then remove that element from the list |
|
2414
|
|
|
of active formatting elements and the stack of open |
|
2415
|
|
|
elements if the end tag didn't already remove it (it |
|
2416
|
|
|
might not have if the element is not in table scope). */ |
|
2417
|
|
|
$leng = count($this->a_formatting); |
|
2418
|
|
|
|
|
2419
|
|
|
for ($n = $leng - 1; $n >= 0; $n--) { |
|
2420
|
|
|
if ($this->a_formatting[$n] === self::MARKER) { |
|
2421
|
|
|
break; |
|
2422
|
|
|
|
|
2423
|
|
|
} elseif ($this->a_formatting[$n]->nodeName === 'a') { |
|
2424
|
|
|
$this->emitToken( |
|
2425
|
|
|
array( |
|
2426
|
|
|
'name' => 'a', |
|
2427
|
|
|
'type' => HTML5::ENDTAG |
|
2428
|
|
|
) |
|
2429
|
|
|
); |
|
2430
|
|
|
break; |
|
2431
|
|
|
} |
|
2432
|
|
|
} |
|
2433
|
|
|
|
|
2434
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2435
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2436
|
|
|
|
|
2437
|
|
|
/* Insert an HTML element for the token. */ |
|
2438
|
|
|
$el = $this->insertElement($token); |
|
2439
|
|
|
|
|
2440
|
|
|
/* Add that element to the list of active formatting |
|
2441
|
|
|
elements. */ |
|
2442
|
|
|
$this->a_formatting[] = $el; |
|
2443
|
|
|
break; |
|
2444
|
|
|
|
|
2445
|
|
|
/* A start tag whose tag name is one of: "b", "big", "em", "font", |
|
2446
|
|
|
"i", "nobr", "s", "small", "strike", "strong", "tt", "u" */ |
|
2447
|
|
|
case 'b': |
|
2448
|
|
|
case 'big': |
|
2449
|
|
|
case 'em': |
|
2450
|
|
|
case 'font': |
|
2451
|
|
|
case 'i': |
|
2452
|
|
|
case 'nobr': |
|
2453
|
|
|
case 's': |
|
2454
|
|
|
case 'small': |
|
2455
|
|
|
case 'strike': |
|
2456
|
|
|
case 'strong': |
|
2457
|
|
|
case 'tt': |
|
2458
|
|
|
case 'u': |
|
2459
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2460
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2461
|
|
|
|
|
2462
|
|
|
/* Insert an HTML element for the token. */ |
|
2463
|
|
|
$el = $this->insertElement($token); |
|
2464
|
|
|
|
|
2465
|
|
|
/* Add that element to the list of active formatting |
|
2466
|
|
|
elements. */ |
|
2467
|
|
|
$this->a_formatting[] = $el; |
|
2468
|
|
|
break; |
|
2469
|
|
|
|
|
2470
|
|
|
/* A start tag token whose tag name is "button" */ |
|
2471
|
|
|
case 'button': |
|
2472
|
|
|
/* If the stack of open elements has a button element in scope, |
|
2473
|
|
|
then this is a parse error; act as if an end tag with the tag |
|
2474
|
|
|
name "button" had been seen, then reprocess the token. (We don't |
|
2475
|
|
|
do that. Unnecessary.) */ |
|
2476
|
|
|
if ($this->elementInScope('button')) { |
|
2477
|
|
|
$this->inBody( |
|
2478
|
|
|
array( |
|
2479
|
|
|
'name' => 'button', |
|
2480
|
|
|
'type' => HTML5::ENDTAG |
|
2481
|
|
|
) |
|
2482
|
|
|
); |
|
2483
|
|
|
} |
|
2484
|
|
|
|
|
2485
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2486
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2487
|
|
|
|
|
2488
|
|
|
/* Insert an HTML element for the token. */ |
|
2489
|
|
|
$this->insertElement($token); |
|
2490
|
|
|
|
|
2491
|
|
|
/* Insert a marker at the end of the list of active |
|
2492
|
|
|
formatting elements. */ |
|
2493
|
|
|
$this->a_formatting[] = self::MARKER; |
|
2494
|
|
|
break; |
|
2495
|
|
|
|
|
2496
|
|
|
/* A start tag token whose tag name is one of: "marquee", "object" */ |
|
2497
|
|
|
case 'marquee': |
|
2498
|
|
|
case 'object': |
|
2499
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2500
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2501
|
|
|
|
|
2502
|
|
|
/* Insert an HTML element for the token. */ |
|
2503
|
|
|
$this->insertElement($token); |
|
2504
|
|
|
|
|
2505
|
|
|
/* Insert a marker at the end of the list of active |
|
2506
|
|
|
formatting elements. */ |
|
2507
|
|
|
$this->a_formatting[] = self::MARKER; |
|
2508
|
|
|
break; |
|
2509
|
|
|
|
|
2510
|
|
|
/* A start tag token whose tag name is "xmp" */ |
|
2511
|
|
|
case 'xmp': |
|
2512
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2513
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2514
|
|
|
|
|
2515
|
|
|
/* Insert an HTML element for the token. */ |
|
2516
|
|
|
$this->insertElement($token); |
|
2517
|
|
|
|
|
2518
|
|
|
/* Switch the content model flag to the CDATA state. */ |
|
2519
|
|
|
return HTML5::CDATA; |
|
2520
|
|
|
break; |
|
2521
|
|
|
|
|
2522
|
|
|
/* A start tag whose tag name is "table" */ |
|
2523
|
|
|
case 'table': |
|
2524
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2525
|
|
|
then act as if an end tag with the tag name p had been seen. */ |
|
2526
|
|
|
if ($this->elementInScope('p')) { |
|
2527
|
|
|
$this->emitToken( |
|
2528
|
|
|
array( |
|
2529
|
|
|
'name' => 'p', |
|
2530
|
|
|
'type' => HTML5::ENDTAG |
|
2531
|
|
|
) |
|
2532
|
|
|
); |
|
2533
|
|
|
} |
|
2534
|
|
|
|
|
2535
|
|
|
/* Insert an HTML element for the token. */ |
|
2536
|
|
|
$this->insertElement($token); |
|
2537
|
|
|
|
|
2538
|
|
|
/* Change the insertion mode to "in table". */ |
|
2539
|
|
|
$this->mode = self::IN_TABLE; |
|
2540
|
|
|
break; |
|
2541
|
|
|
|
|
2542
|
|
|
/* A start tag whose tag name is one of: "area", "basefont", |
|
2543
|
|
|
"bgsound", "br", "embed", "img", "param", "spacer", "wbr" */ |
|
2544
|
|
|
case 'area': |
|
2545
|
|
|
case 'basefont': |
|
2546
|
|
|
case 'bgsound': |
|
2547
|
|
|
case 'br': |
|
2548
|
|
|
case 'embed': |
|
2549
|
|
|
case 'img': |
|
2550
|
|
|
case 'param': |
|
2551
|
|
|
case 'spacer': |
|
2552
|
|
|
case 'wbr': |
|
2553
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2554
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2555
|
|
|
|
|
2556
|
|
|
/* Insert an HTML element for the token. */ |
|
2557
|
|
|
$this->insertElement($token); |
|
2558
|
|
|
|
|
2559
|
|
|
/* Immediately pop the current node off the stack of open elements. */ |
|
2560
|
|
|
array_pop($this->stack); |
|
2561
|
|
|
break; |
|
2562
|
|
|
|
|
2563
|
|
|
/* A start tag whose tag name is "hr" */ |
|
2564
|
|
|
case 'hr': |
|
2565
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2566
|
|
|
then act as if an end tag with the tag name p had been seen. */ |
|
2567
|
|
|
if ($this->elementInScope('p')) { |
|
2568
|
|
|
$this->emitToken( |
|
2569
|
|
|
array( |
|
2570
|
|
|
'name' => 'p', |
|
2571
|
|
|
'type' => HTML5::ENDTAG |
|
2572
|
|
|
) |
|
2573
|
|
|
); |
|
2574
|
|
|
} |
|
2575
|
|
|
|
|
2576
|
|
|
/* Insert an HTML element for the token. */ |
|
2577
|
|
|
$this->insertElement($token); |
|
2578
|
|
|
|
|
2579
|
|
|
/* Immediately pop the current node off the stack of open elements. */ |
|
2580
|
|
|
array_pop($this->stack); |
|
2581
|
|
|
break; |
|
2582
|
|
|
|
|
2583
|
|
|
/* A start tag whose tag name is "image" */ |
|
2584
|
|
|
case 'image': |
|
2585
|
|
|
/* Parse error. Change the token's tag name to "img" and |
|
2586
|
|
|
reprocess it. (Don't ask.) */ |
|
2587
|
|
|
$token['name'] = 'img'; |
|
2588
|
|
|
return $this->inBody($token); |
|
2589
|
|
|
break; |
|
2590
|
|
|
|
|
2591
|
|
|
/* A start tag whose tag name is "input" */ |
|
2592
|
|
|
case 'input': |
|
2593
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2594
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2595
|
|
|
|
|
2596
|
|
|
/* Insert an input element for the token. */ |
|
2597
|
|
|
$element = $this->insertElement($token, false); |
|
2598
|
|
|
|
|
2599
|
|
|
/* If the form element pointer is not null, then associate the |
|
2600
|
|
|
input element with the form element pointed to by the form |
|
2601
|
|
|
element pointer. */ |
|
2602
|
|
|
$this->form_pointer !== null |
|
2603
|
|
|
? $this->form_pointer->appendChild($element) |
|
2604
|
|
|
: end($this->stack)->appendChild($element); |
|
2605
|
|
|
|
|
2606
|
|
|
/* Pop that input element off the stack of open elements. */ |
|
2607
|
|
|
array_pop($this->stack); |
|
2608
|
|
|
break; |
|
2609
|
|
|
|
|
2610
|
|
|
/* A start tag whose tag name is "isindex" */ |
|
2611
|
|
|
case 'isindex': |
|
2612
|
|
|
/* Parse error. */ |
|
2613
|
|
|
// w/e |
|
2614
|
|
|
|
|
2615
|
|
|
/* If the form element pointer is not null, |
|
2616
|
|
|
then ignore the token. */ |
|
2617
|
|
|
if ($this->form_pointer === null) { |
|
2618
|
|
|
/* Act as if a start tag token with the tag name "form" had |
|
2619
|
|
|
been seen. */ |
|
2620
|
|
|
$this->inBody( |
|
2621
|
|
|
array( |
|
2622
|
|
|
'name' => 'body', |
|
2623
|
|
|
'type' => HTML5::STARTTAG, |
|
2624
|
|
|
'attr' => array() |
|
2625
|
|
|
) |
|
2626
|
|
|
); |
|
2627
|
|
|
|
|
2628
|
|
|
/* Act as if a start tag token with the tag name "hr" had |
|
2629
|
|
|
been seen. */ |
|
2630
|
|
|
$this->inBody( |
|
2631
|
|
|
array( |
|
2632
|
|
|
'name' => 'hr', |
|
2633
|
|
|
'type' => HTML5::STARTTAG, |
|
2634
|
|
|
'attr' => array() |
|
2635
|
|
|
) |
|
2636
|
|
|
); |
|
2637
|
|
|
|
|
2638
|
|
|
/* Act as if a start tag token with the tag name "p" had |
|
2639
|
|
|
been seen. */ |
|
2640
|
|
|
$this->inBody( |
|
2641
|
|
|
array( |
|
2642
|
|
|
'name' => 'p', |
|
2643
|
|
|
'type' => HTML5::STARTTAG, |
|
2644
|
|
|
'attr' => array() |
|
2645
|
|
|
) |
|
2646
|
|
|
); |
|
2647
|
|
|
|
|
2648
|
|
|
/* Act as if a start tag token with the tag name "label" |
|
2649
|
|
|
had been seen. */ |
|
2650
|
|
|
$this->inBody( |
|
2651
|
|
|
array( |
|
2652
|
|
|
'name' => 'label', |
|
2653
|
|
|
'type' => HTML5::STARTTAG, |
|
2654
|
|
|
'attr' => array() |
|
2655
|
|
|
) |
|
2656
|
|
|
); |
|
2657
|
|
|
|
|
2658
|
|
|
/* Act as if a stream of character tokens had been seen. */ |
|
2659
|
|
|
$this->insertText( |
|
2660
|
|
|
'This is a searchable index. ' . |
|
2661
|
|
|
'Insert your search keywords here: ' |
|
2662
|
|
|
); |
|
2663
|
|
|
|
|
2664
|
|
|
/* Act as if a start tag token with the tag name "input" |
|
2665
|
|
|
had been seen, with all the attributes from the "isindex" |
|
2666
|
|
|
token, except with the "name" attribute set to the value |
|
2667
|
|
|
"isindex" (ignoring any explicit "name" attribute). */ |
|
2668
|
|
|
$attr = $token['attr']; |
|
2669
|
|
|
$attr[] = array('name' => 'name', 'value' => 'isindex'); |
|
2670
|
|
|
|
|
2671
|
|
|
$this->inBody( |
|
2672
|
|
|
array( |
|
2673
|
|
|
'name' => 'input', |
|
2674
|
|
|
'type' => HTML5::STARTTAG, |
|
2675
|
|
|
'attr' => $attr |
|
2676
|
|
|
) |
|
2677
|
|
|
); |
|
2678
|
|
|
|
|
2679
|
|
|
/* Act as if a stream of character tokens had been seen |
|
2680
|
|
|
(see below for what they should say). */ |
|
2681
|
|
|
$this->insertText( |
|
2682
|
|
|
'This is a searchable index. ' . |
|
2683
|
|
|
'Insert your search keywords here: ' |
|
2684
|
|
|
); |
|
2685
|
|
|
|
|
2686
|
|
|
/* Act as if an end tag token with the tag name "label" |
|
2687
|
|
|
had been seen. */ |
|
2688
|
|
|
$this->inBody( |
|
2689
|
|
|
array( |
|
2690
|
|
|
'name' => 'label', |
|
2691
|
|
|
'type' => HTML5::ENDTAG |
|
2692
|
|
|
) |
|
2693
|
|
|
); |
|
2694
|
|
|
|
|
2695
|
|
|
/* Act as if an end tag token with the tag name "p" had |
|
2696
|
|
|
been seen. */ |
|
2697
|
|
|
$this->inBody( |
|
2698
|
|
|
array( |
|
2699
|
|
|
'name' => 'p', |
|
2700
|
|
|
'type' => HTML5::ENDTAG |
|
2701
|
|
|
) |
|
2702
|
|
|
); |
|
2703
|
|
|
|
|
2704
|
|
|
/* Act as if a start tag token with the tag name "hr" had |
|
2705
|
|
|
been seen. */ |
|
2706
|
|
|
$this->inBody( |
|
2707
|
|
|
array( |
|
2708
|
|
|
'name' => 'hr', |
|
2709
|
|
|
'type' => HTML5::ENDTAG |
|
2710
|
|
|
) |
|
2711
|
|
|
); |
|
2712
|
|
|
|
|
2713
|
|
|
/* Act as if an end tag token with the tag name "form" had |
|
2714
|
|
|
been seen. */ |
|
2715
|
|
|
$this->inBody( |
|
2716
|
|
|
array( |
|
2717
|
|
|
'name' => 'form', |
|
2718
|
|
|
'type' => HTML5::ENDTAG |
|
2719
|
|
|
) |
|
2720
|
|
|
); |
|
2721
|
|
|
} |
|
2722
|
|
|
break; |
|
2723
|
|
|
|
|
2724
|
|
|
/* A start tag whose tag name is "textarea" */ |
|
2725
|
|
|
case 'textarea': |
|
2726
|
|
|
$this->insertElement($token); |
|
2727
|
|
|
|
|
2728
|
|
|
/* Switch the tokeniser's content model flag to the |
|
2729
|
|
|
RCDATA state. */ |
|
2730
|
|
|
return HTML5::RCDATA; |
|
2731
|
|
|
break; |
|
2732
|
|
|
|
|
2733
|
|
|
/* A start tag whose tag name is one of: "iframe", "noembed", |
|
2734
|
|
|
"noframes" */ |
|
2735
|
|
|
case 'iframe': |
|
2736
|
|
|
case 'noembed': |
|
2737
|
|
|
case 'noframes': |
|
2738
|
|
|
$this->insertElement($token); |
|
2739
|
|
|
|
|
2740
|
|
|
/* Switch the tokeniser's content model flag to the CDATA state. */ |
|
2741
|
|
|
return HTML5::CDATA; |
|
2742
|
|
|
break; |
|
2743
|
|
|
|
|
2744
|
|
|
/* A start tag whose tag name is "select" */ |
|
2745
|
|
|
case 'select': |
|
2746
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2747
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2748
|
|
|
|
|
2749
|
|
|
/* Insert an HTML element for the token. */ |
|
2750
|
|
|
$this->insertElement($token); |
|
2751
|
|
|
|
|
2752
|
|
|
/* Change the insertion mode to "in select". */ |
|
2753
|
|
|
$this->mode = self::IN_SELECT; |
|
2754
|
|
|
break; |
|
2755
|
|
|
|
|
2756
|
|
|
/* A start or end tag whose tag name is one of: "caption", "col", |
|
2757
|
|
|
"colgroup", "frame", "frameset", "head", "option", "optgroup", |
|
2758
|
|
|
"tbody", "td", "tfoot", "th", "thead", "tr". */ |
|
2759
|
|
|
case 'caption': |
|
2760
|
|
|
case 'col': |
|
2761
|
|
|
case 'colgroup': |
|
2762
|
|
|
case 'frame': |
|
2763
|
|
|
case 'frameset': |
|
2764
|
|
|
case 'head': |
|
2765
|
|
|
case 'option': |
|
2766
|
|
|
case 'optgroup': |
|
2767
|
|
|
case 'tbody': |
|
2768
|
|
|
case 'td': |
|
2769
|
|
|
case 'tfoot': |
|
2770
|
|
|
case 'th': |
|
2771
|
|
|
case 'thead': |
|
2772
|
|
|
case 'tr': |
|
2773
|
|
|
// Parse error. Ignore the token. |
|
2774
|
|
|
break; |
|
2775
|
|
|
|
|
2776
|
|
|
/* A start or end tag whose tag name is one of: "event-source", |
|
2777
|
|
|
"section", "nav", "article", "aside", "header", "footer", |
|
2778
|
|
|
"datagrid", "command" */ |
|
2779
|
|
|
case 'event-source': |
|
2780
|
|
|
case 'section': |
|
2781
|
|
|
case 'nav': |
|
2782
|
|
|
case 'article': |
|
2783
|
|
|
case 'aside': |
|
2784
|
|
|
case 'header': |
|
2785
|
|
|
case 'footer': |
|
2786
|
|
|
case 'datagrid': |
|
2787
|
|
|
case 'command': |
|
2788
|
|
|
// Work in progress! |
|
2789
|
|
|
break; |
|
2790
|
|
|
|
|
2791
|
|
|
/* A start tag token not covered by the previous entries */ |
|
2792
|
|
|
default: |
|
2793
|
|
|
/* Reconstruct the active formatting elements, if any. */ |
|
2794
|
|
|
$this->reconstructActiveFormattingElements(); |
|
2795
|
|
|
|
|
2796
|
|
|
$this->insertElement($token, true, true); |
|
2797
|
|
|
break; |
|
2798
|
|
|
} |
|
2799
|
|
|
break; |
|
2800
|
|
|
|
|
2801
|
|
|
case HTML5::ENDTAG: |
|
2802
|
|
|
switch ($token['name']) { |
|
2803
|
|
|
/* An end tag with the tag name "body" */ |
|
2804
|
|
|
case 'body': |
|
2805
|
|
|
/* If the second element in the stack of open elements is |
|
2806
|
|
|
not a body element, this is a parse error. Ignore the token. |
|
2807
|
|
|
(innerHTML case) */ |
|
2808
|
|
|
if (count($this->stack) < 2 || $this->stack[1]->nodeName !== 'body') { |
|
2809
|
|
|
// Ignore. |
|
2810
|
|
|
|
|
2811
|
|
|
/* If the current node is not the body element, then this |
|
2812
|
|
|
is a parse error. */ |
|
2813
|
|
|
} elseif (end($this->stack)->nodeName !== 'body') { |
|
2814
|
|
|
// Parse error. |
|
2815
|
|
|
} |
|
2816
|
|
|
|
|
2817
|
|
|
/* Change the insertion mode to "after body". */ |
|
2818
|
|
|
$this->mode = self::AFTER_BODY; |
|
2819
|
|
|
break; |
|
2820
|
|
|
|
|
2821
|
|
|
/* An end tag with the tag name "html" */ |
|
2822
|
|
|
case 'html': |
|
2823
|
|
|
/* Act as if an end tag with tag name "body" had been seen, |
|
2824
|
|
|
then, if that token wasn't ignored, reprocess the current |
|
2825
|
|
|
token. */ |
|
2826
|
|
|
$this->inBody( |
|
2827
|
|
|
array( |
|
2828
|
|
|
'name' => 'body', |
|
2829
|
|
|
'type' => HTML5::ENDTAG |
|
2830
|
|
|
) |
|
2831
|
|
|
); |
|
2832
|
|
|
|
|
2833
|
|
|
return $this->afterBody($token); |
|
|
|
|
|
|
2834
|
|
|
break; |
|
2835
|
|
|
|
|
2836
|
|
|
/* An end tag whose tag name is one of: "address", "blockquote", |
|
2837
|
|
|
"center", "dir", "div", "dl", "fieldset", "listing", "menu", |
|
2838
|
|
|
"ol", "pre", "ul" */ |
|
2839
|
|
|
case 'address': |
|
2840
|
|
|
case 'blockquote': |
|
2841
|
|
|
case 'center': |
|
2842
|
|
|
case 'dir': |
|
2843
|
|
|
case 'div': |
|
2844
|
|
|
case 'dl': |
|
2845
|
|
|
case 'fieldset': |
|
2846
|
|
|
case 'listing': |
|
2847
|
|
|
case 'menu': |
|
2848
|
|
|
case 'ol': |
|
2849
|
|
|
case 'pre': |
|
2850
|
|
|
case 'ul': |
|
2851
|
|
|
/* If the stack of open elements has an element in scope |
|
2852
|
|
|
with the same tag name as that of the token, then generate |
|
2853
|
|
|
implied end tags. */ |
|
2854
|
|
|
if ($this->elementInScope($token['name'])) { |
|
2855
|
|
|
$this->generateImpliedEndTags(); |
|
2856
|
|
|
|
|
2857
|
|
|
/* Now, if the current node is not an element with |
|
2858
|
|
|
the same tag name as that of the token, then this |
|
2859
|
|
|
is a parse error. */ |
|
2860
|
|
|
// w/e |
|
2861
|
|
|
|
|
2862
|
|
|
/* If the stack of open elements has an element in |
|
2863
|
|
|
scope with the same tag name as that of the token, |
|
2864
|
|
|
then pop elements from this stack until an element |
|
2865
|
|
|
with that tag name has been popped from the stack. */ |
|
2866
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
2867
|
|
|
if ($this->stack[$n]->nodeName === $token['name']) { |
|
2868
|
|
|
$n = -1; |
|
2869
|
|
|
} |
|
2870
|
|
|
|
|
2871
|
|
|
array_pop($this->stack); |
|
2872
|
|
|
} |
|
2873
|
|
|
} |
|
2874
|
|
|
break; |
|
2875
|
|
|
|
|
2876
|
|
|
/* An end tag whose tag name is "form" */ |
|
2877
|
|
|
case 'form': |
|
2878
|
|
|
/* If the stack of open elements has an element in scope |
|
2879
|
|
|
with the same tag name as that of the token, then generate |
|
2880
|
|
|
implied end tags. */ |
|
2881
|
|
|
if ($this->elementInScope($token['name'])) { |
|
2882
|
|
|
$this->generateImpliedEndTags(); |
|
2883
|
|
|
|
|
2884
|
|
|
} |
|
2885
|
|
|
|
|
2886
|
|
|
if (end($this->stack)->nodeName !== $token['name']) { |
|
2887
|
|
|
/* Now, if the current node is not an element with the |
|
2888
|
|
|
same tag name as that of the token, then this is a parse |
|
2889
|
|
|
error. */ |
|
2890
|
|
|
// w/e |
|
2891
|
|
|
|
|
2892
|
|
|
} else { |
|
2893
|
|
|
/* Otherwise, if the current node is an element with |
|
2894
|
|
|
the same tag name as that of the token pop that element |
|
2895
|
|
|
from the stack. */ |
|
2896
|
|
|
array_pop($this->stack); |
|
2897
|
|
|
} |
|
2898
|
|
|
|
|
2899
|
|
|
/* In any case, set the form element pointer to null. */ |
|
2900
|
|
|
$this->form_pointer = null; |
|
2901
|
|
|
break; |
|
2902
|
|
|
|
|
2903
|
|
|
/* An end tag whose tag name is "p" */ |
|
2904
|
|
|
case 'p': |
|
2905
|
|
|
/* If the stack of open elements has a p element in scope, |
|
2906
|
|
|
then generate implied end tags, except for p elements. */ |
|
2907
|
|
|
if ($this->elementInScope('p')) { |
|
2908
|
|
|
$this->generateImpliedEndTags(array('p')); |
|
2909
|
|
|
|
|
2910
|
|
|
/* If the current node is not a p element, then this is |
|
2911
|
|
|
a parse error. */ |
|
2912
|
|
|
// k |
|
2913
|
|
|
|
|
2914
|
|
|
/* If the stack of open elements has a p element in |
|
2915
|
|
|
scope, then pop elements from this stack until the stack |
|
2916
|
|
|
no longer has a p element in scope. */ |
|
2917
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
2918
|
|
|
if ($this->elementInScope('p')) { |
|
2919
|
|
|
array_pop($this->stack); |
|
2920
|
|
|
|
|
2921
|
|
|
} else { |
|
2922
|
|
|
break; |
|
2923
|
|
|
} |
|
2924
|
|
|
} |
|
2925
|
|
|
} |
|
2926
|
|
|
break; |
|
2927
|
|
|
|
|
2928
|
|
|
/* An end tag whose tag name is "dd", "dt", or "li" */ |
|
2929
|
|
|
case 'dd': |
|
2930
|
|
|
case 'dt': |
|
2931
|
|
|
case 'li': |
|
2932
|
|
|
/* If the stack of open elements has an element in scope |
|
2933
|
|
|
whose tag name matches the tag name of the token, then |
|
2934
|
|
|
generate implied end tags, except for elements with the |
|
2935
|
|
|
same tag name as the token. */ |
|
2936
|
|
|
if ($this->elementInScope($token['name'])) { |
|
2937
|
|
|
$this->generateImpliedEndTags(array($token['name'])); |
|
2938
|
|
|
|
|
2939
|
|
|
/* If the current node is not an element with the same |
|
2940
|
|
|
tag name as the token, then this is a parse error. */ |
|
2941
|
|
|
// w/e |
|
2942
|
|
|
|
|
2943
|
|
|
/* If the stack of open elements has an element in scope |
|
2944
|
|
|
whose tag name matches the tag name of the token, then |
|
2945
|
|
|
pop elements from this stack until an element with that |
|
2946
|
|
|
tag name has been popped from the stack. */ |
|
2947
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
2948
|
|
|
if ($this->stack[$n]->nodeName === $token['name']) { |
|
2949
|
|
|
$n = -1; |
|
2950
|
|
|
} |
|
2951
|
|
|
|
|
2952
|
|
|
array_pop($this->stack); |
|
2953
|
|
|
} |
|
2954
|
|
|
} |
|
2955
|
|
|
break; |
|
2956
|
|
|
|
|
2957
|
|
|
/* An end tag whose tag name is one of: "h1", "h2", "h3", "h4", |
|
2958
|
|
|
"h5", "h6" */ |
|
2959
|
|
|
case 'h1': |
|
2960
|
|
|
case 'h2': |
|
2961
|
|
|
case 'h3': |
|
2962
|
|
|
case 'h4': |
|
2963
|
|
|
case 'h5': |
|
2964
|
|
|
case 'h6': |
|
2965
|
|
|
$elements = array('h1', 'h2', 'h3', 'h4', 'h5', 'h6'); |
|
2966
|
|
|
|
|
2967
|
|
|
/* If the stack of open elements has in scope an element whose |
|
2968
|
|
|
tag name is one of "h1", "h2", "h3", "h4", "h5", or "h6", then |
|
2969
|
|
|
generate implied end tags. */ |
|
2970
|
|
|
if ($this->elementInScope($elements)) { |
|
2971
|
|
|
$this->generateImpliedEndTags(); |
|
2972
|
|
|
|
|
2973
|
|
|
/* Now, if the current node is not an element with the same |
|
2974
|
|
|
tag name as that of the token, then this is a parse error. */ |
|
2975
|
|
|
// w/e |
|
2976
|
|
|
|
|
2977
|
|
|
/* If the stack of open elements has in scope an element |
|
2978
|
|
|
whose tag name is one of "h1", "h2", "h3", "h4", "h5", or |
|
2979
|
|
|
"h6", then pop elements from the stack until an element |
|
2980
|
|
|
with one of those tag names has been popped from the stack. */ |
|
2981
|
|
|
while ($this->elementInScope($elements)) { |
|
2982
|
|
|
array_pop($this->stack); |
|
2983
|
|
|
} |
|
2984
|
|
|
} |
|
2985
|
|
|
break; |
|
2986
|
|
|
|
|
2987
|
|
|
/* An end tag whose tag name is one of: "a", "b", "big", "em", |
|
2988
|
|
|
"font", "i", "nobr", "s", "small", "strike", "strong", "tt", "u" */ |
|
2989
|
|
|
case 'a': |
|
2990
|
|
|
case 'b': |
|
2991
|
|
|
case 'big': |
|
2992
|
|
|
case 'em': |
|
2993
|
|
|
case 'font': |
|
2994
|
|
|
case 'i': |
|
2995
|
|
|
case 'nobr': |
|
2996
|
|
|
case 's': |
|
2997
|
|
|
case 'small': |
|
2998
|
|
|
case 'strike': |
|
2999
|
|
|
case 'strong': |
|
3000
|
|
|
case 'tt': |
|
3001
|
|
|
case 'u': |
|
3002
|
|
|
/* 1. Let the formatting element be the last element in |
|
3003
|
|
|
the list of active formatting elements that: |
|
3004
|
|
|
* is between the end of the list and the last scope |
|
3005
|
|
|
marker in the list, if any, or the start of the list |
|
3006
|
|
|
otherwise, and |
|
3007
|
|
|
* has the same tag name as the token. |
|
3008
|
|
|
*/ |
|
3009
|
|
|
while (true) { |
|
3010
|
|
|
for ($a = count($this->a_formatting) - 1; $a >= 0; $a--) { |
|
3011
|
|
|
if ($this->a_formatting[$a] === self::MARKER) { |
|
3012
|
|
|
break; |
|
3013
|
|
|
|
|
3014
|
|
|
} elseif ($this->a_formatting[$a]->tagName === $token['name']) { |
|
3015
|
|
|
$formatting_element = $this->a_formatting[$a]; |
|
3016
|
|
|
$in_stack = in_array($formatting_element, $this->stack, true); |
|
3017
|
|
|
$fe_af_pos = $a; |
|
3018
|
|
|
break; |
|
3019
|
|
|
} |
|
3020
|
|
|
} |
|
3021
|
|
|
|
|
3022
|
|
|
/* If there is no such node, or, if that node is |
|
3023
|
|
|
also in the stack of open elements but the element |
|
3024
|
|
|
is not in scope, then this is a parse error. Abort |
|
3025
|
|
|
these steps. The token is ignored. */ |
|
3026
|
|
|
if (!isset($formatting_element) || ($in_stack && |
|
|
|
|
|
|
3027
|
|
|
!$this->elementInScope($token['name'])) |
|
3028
|
|
|
) { |
|
3029
|
|
|
break; |
|
3030
|
|
|
|
|
3031
|
|
|
/* Otherwise, if there is such a node, but that node |
|
3032
|
|
|
is not in the stack of open elements, then this is a |
|
3033
|
|
|
parse error; remove the element from the list, and |
|
3034
|
|
|
abort these steps. */ |
|
3035
|
|
|
} elseif (isset($formatting_element) && !$in_stack) { |
|
3036
|
|
|
unset($this->a_formatting[$fe_af_pos]); |
|
|
|
|
|
|
3037
|
|
|
$this->a_formatting = array_merge($this->a_formatting); |
|
3038
|
|
|
break; |
|
3039
|
|
|
} |
|
3040
|
|
|
|
|
3041
|
|
|
/* 2. Let the furthest block be the topmost node in the |
|
3042
|
|
|
stack of open elements that is lower in the stack |
|
3043
|
|
|
than the formatting element, and is not an element in |
|
3044
|
|
|
the phrasing or formatting categories. There might |
|
3045
|
|
|
not be one. */ |
|
3046
|
|
|
$fe_s_pos = array_search($formatting_element, $this->stack, true); |
|
|
|
|
|
|
3047
|
|
|
$length = count($this->stack); |
|
3048
|
|
|
|
|
3049
|
|
|
for ($s = $fe_s_pos + 1; $s < $length; $s++) { |
|
3050
|
|
|
$category = $this->getElementCategory($this->stack[$s]->nodeName); |
|
3051
|
|
|
|
|
3052
|
|
|
if ($category !== self::PHRASING && $category !== self::FORMATTING) { |
|
3053
|
|
|
$furthest_block = $this->stack[$s]; |
|
3054
|
|
|
} |
|
3055
|
|
|
} |
|
3056
|
|
|
|
|
3057
|
|
|
/* 3. If there is no furthest block, then the UA must |
|
3058
|
|
|
skip the subsequent steps and instead just pop all |
|
3059
|
|
|
the nodes from the bottom of the stack of open |
|
3060
|
|
|
elements, from the current node up to the formatting |
|
3061
|
|
|
element, and remove the formatting element from the |
|
3062
|
|
|
list of active formatting elements. */ |
|
3063
|
|
|
if (!isset($furthest_block)) { |
|
3064
|
|
|
for ($n = $length - 1; $n >= $fe_s_pos; $n--) { |
|
3065
|
|
|
array_pop($this->stack); |
|
3066
|
|
|
} |
|
3067
|
|
|
|
|
3068
|
|
|
unset($this->a_formatting[$fe_af_pos]); |
|
3069
|
|
|
$this->a_formatting = array_merge($this->a_formatting); |
|
3070
|
|
|
break; |
|
3071
|
|
|
} |
|
3072
|
|
|
|
|
3073
|
|
|
/* 4. Let the common ancestor be the element |
|
3074
|
|
|
immediately above the formatting element in the stack |
|
3075
|
|
|
of open elements. */ |
|
3076
|
|
|
$common_ancestor = $this->stack[$fe_s_pos - 1]; |
|
3077
|
|
|
|
|
3078
|
|
|
/* 5. If the furthest block has a parent node, then |
|
3079
|
|
|
remove the furthest block from its parent node. */ |
|
3080
|
|
|
if ($furthest_block->parentNode !== null) { |
|
|
|
|
|
|
3081
|
|
|
$furthest_block->parentNode->removeChild($furthest_block); |
|
3082
|
|
|
} |
|
3083
|
|
|
|
|
3084
|
|
|
/* 6. Let a bookmark note the position of the |
|
3085
|
|
|
formatting element in the list of active formatting |
|
3086
|
|
|
elements relative to the elements on either side |
|
3087
|
|
|
of it in the list. */ |
|
3088
|
|
|
$bookmark = $fe_af_pos; |
|
3089
|
|
|
|
|
3090
|
|
|
/* 7. Let node and last node be the furthest block. |
|
3091
|
|
|
Follow these steps: */ |
|
3092
|
|
|
$node = $furthest_block; |
|
3093
|
|
|
$last_node = $furthest_block; |
|
3094
|
|
|
|
|
3095
|
|
|
while (true) { |
|
3096
|
|
|
for ($n = array_search($node, $this->stack, true) - 1; $n >= 0; $n--) { |
|
3097
|
|
|
/* 7.1 Let node be the element immediately |
|
3098
|
|
|
prior to node in the stack of open elements. */ |
|
3099
|
|
|
$node = $this->stack[$n]; |
|
3100
|
|
|
|
|
3101
|
|
|
/* 7.2 If node is not in the list of active |
|
3102
|
|
|
formatting elements, then remove node from |
|
3103
|
|
|
the stack of open elements and then go back |
|
3104
|
|
|
to step 1. */ |
|
3105
|
|
|
if (!in_array($node, $this->a_formatting, true)) { |
|
3106
|
|
|
unset($this->stack[$n]); |
|
3107
|
|
|
$this->stack = array_merge($this->stack); |
|
3108
|
|
|
|
|
3109
|
|
|
} else { |
|
3110
|
|
|
break; |
|
3111
|
|
|
} |
|
3112
|
|
|
} |
|
3113
|
|
|
|
|
3114
|
|
|
/* 7.3 Otherwise, if node is the formatting |
|
3115
|
|
|
element, then go to the next step in the overall |
|
3116
|
|
|
algorithm. */ |
|
3117
|
|
|
if ($node === $formatting_element) { |
|
3118
|
|
|
break; |
|
3119
|
|
|
|
|
3120
|
|
|
/* 7.4 Otherwise, if last node is the furthest |
|
3121
|
|
|
block, then move the aforementioned bookmark to |
|
3122
|
|
|
be immediately after the node in the list of |
|
3123
|
|
|
active formatting elements. */ |
|
3124
|
|
|
} elseif ($last_node === $furthest_block) { |
|
3125
|
|
|
$bookmark = array_search($node, $this->a_formatting, true) + 1; |
|
3126
|
|
|
} |
|
3127
|
|
|
|
|
3128
|
|
|
/* 7.5 If node has any children, perform a |
|
3129
|
|
|
shallow clone of node, replace the entry for |
|
3130
|
|
|
node in the list of active formatting elements |
|
3131
|
|
|
with an entry for the clone, replace the entry |
|
3132
|
|
|
for node in the stack of open elements with an |
|
3133
|
|
|
entry for the clone, and let node be the clone. */ |
|
3134
|
|
|
if ($node->hasChildNodes()) { |
|
3135
|
|
|
$clone = $node->cloneNode(); |
|
3136
|
|
|
$s_pos = array_search($node, $this->stack, true); |
|
3137
|
|
|
$a_pos = array_search($node, $this->a_formatting, true); |
|
3138
|
|
|
|
|
3139
|
|
|
$this->stack[$s_pos] = $clone; |
|
3140
|
|
|
$this->a_formatting[$a_pos] = $clone; |
|
3141
|
|
|
$node = $clone; |
|
3142
|
|
|
} |
|
3143
|
|
|
|
|
3144
|
|
|
/* 7.6 Insert last node into node, first removing |
|
3145
|
|
|
it from its previous parent node if any. */ |
|
3146
|
|
|
if ($last_node->parentNode !== null) { |
|
3147
|
|
|
$last_node->parentNode->removeChild($last_node); |
|
3148
|
|
|
} |
|
3149
|
|
|
|
|
3150
|
|
|
$node->appendChild($last_node); |
|
3151
|
|
|
|
|
3152
|
|
|
/* 7.7 Let last node be node. */ |
|
3153
|
|
|
$last_node = $node; |
|
3154
|
|
|
} |
|
3155
|
|
|
|
|
3156
|
|
|
/* 8. Insert whatever last node ended up being in |
|
3157
|
|
|
the previous step into the common ancestor node, |
|
3158
|
|
|
first removing it from its previous parent node if |
|
3159
|
|
|
any. */ |
|
3160
|
|
|
if ($last_node->parentNode !== null) { |
|
3161
|
|
|
$last_node->parentNode->removeChild($last_node); |
|
3162
|
|
|
} |
|
3163
|
|
|
|
|
3164
|
|
|
$common_ancestor->appendChild($last_node); |
|
3165
|
|
|
|
|
3166
|
|
|
/* 9. Perform a shallow clone of the formatting |
|
3167
|
|
|
element. */ |
|
3168
|
|
|
$clone = $formatting_element->cloneNode(); |
|
3169
|
|
|
|
|
3170
|
|
|
/* 10. Take all of the child nodes of the furthest |
|
3171
|
|
|
block and append them to the clone created in the |
|
3172
|
|
|
last step. */ |
|
3173
|
|
|
while ($furthest_block->hasChildNodes()) { |
|
3174
|
|
|
$child = $furthest_block->firstChild; |
|
3175
|
|
|
$furthest_block->removeChild($child); |
|
3176
|
|
|
$clone->appendChild($child); |
|
3177
|
|
|
} |
|
3178
|
|
|
|
|
3179
|
|
|
/* 11. Append that clone to the furthest block. */ |
|
3180
|
|
|
$furthest_block->appendChild($clone); |
|
3181
|
|
|
|
|
3182
|
|
|
/* 12. Remove the formatting element from the list |
|
3183
|
|
|
of active formatting elements, and insert the clone |
|
3184
|
|
|
into the list of active formatting elements at the |
|
3185
|
|
|
position of the aforementioned bookmark. */ |
|
3186
|
|
|
$fe_af_pos = array_search($formatting_element, $this->a_formatting, true); |
|
3187
|
|
|
unset($this->a_formatting[$fe_af_pos]); |
|
3188
|
|
|
$this->a_formatting = array_merge($this->a_formatting); |
|
3189
|
|
|
|
|
3190
|
|
|
$af_part1 = array_slice($this->a_formatting, 0, $bookmark - 1); |
|
3191
|
|
|
$af_part2 = array_slice($this->a_formatting, $bookmark, count($this->a_formatting)); |
|
3192
|
|
|
$this->a_formatting = array_merge($af_part1, array($clone), $af_part2); |
|
3193
|
|
|
|
|
3194
|
|
|
/* 13. Remove the formatting element from the stack |
|
3195
|
|
|
of open elements, and insert the clone into the stack |
|
3196
|
|
|
of open elements immediately after (i.e. in a more |
|
3197
|
|
|
deeply nested position than) the position of the |
|
3198
|
|
|
furthest block in that stack. */ |
|
3199
|
|
|
$fe_s_pos = array_search($formatting_element, $this->stack, true); |
|
3200
|
|
|
$fb_s_pos = array_search($furthest_block, $this->stack, true); |
|
3201
|
|
|
unset($this->stack[$fe_s_pos]); |
|
3202
|
|
|
|
|
3203
|
|
|
$s_part1 = array_slice($this->stack, 0, $fb_s_pos); |
|
|
|
|
|
|
3204
|
|
|
$s_part2 = array_slice($this->stack, $fb_s_pos + 1, count($this->stack)); |
|
3205
|
|
|
$this->stack = array_merge($s_part1, array($clone), $s_part2); |
|
3206
|
|
|
|
|
3207
|
|
|
/* 14. Jump back to step 1 in this series of steps. */ |
|
3208
|
|
|
unset($formatting_element, $fe_af_pos, $fe_s_pos, $furthest_block); |
|
3209
|
|
|
} |
|
3210
|
|
|
break; |
|
3211
|
|
|
|
|
3212
|
|
|
/* An end tag token whose tag name is one of: "button", |
|
3213
|
|
|
"marquee", "object" */ |
|
3214
|
|
|
case 'button': |
|
3215
|
|
|
case 'marquee': |
|
3216
|
|
|
case 'object': |
|
3217
|
|
|
/* If the stack of open elements has an element in scope whose |
|
3218
|
|
|
tag name matches the tag name of the token, then generate implied |
|
3219
|
|
|
tags. */ |
|
3220
|
|
|
if ($this->elementInScope($token['name'])) { |
|
3221
|
|
|
$this->generateImpliedEndTags(); |
|
3222
|
|
|
|
|
3223
|
|
|
/* Now, if the current node is not an element with the same |
|
3224
|
|
|
tag name as the token, then this is a parse error. */ |
|
3225
|
|
|
// k |
|
3226
|
|
|
|
|
3227
|
|
|
/* Now, if the stack of open elements has an element in scope |
|
3228
|
|
|
whose tag name matches the tag name of the token, then pop |
|
3229
|
|
|
elements from the stack until that element has been popped from |
|
3230
|
|
|
the stack, and clear the list of active formatting elements up |
|
3231
|
|
|
to the last marker. */ |
|
3232
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
3233
|
|
|
if ($this->stack[$n]->nodeName === $token['name']) { |
|
3234
|
|
|
$n = -1; |
|
3235
|
|
|
} |
|
3236
|
|
|
|
|
3237
|
|
|
array_pop($this->stack); |
|
3238
|
|
|
} |
|
3239
|
|
|
|
|
3240
|
|
|
$marker = end(array_keys($this->a_formatting, self::MARKER, true)); |
|
3241
|
|
|
|
|
3242
|
|
|
for ($n = count($this->a_formatting) - 1; $n > $marker; $n--) { |
|
3243
|
|
|
array_pop($this->a_formatting); |
|
3244
|
|
|
} |
|
3245
|
|
|
} |
|
3246
|
|
|
break; |
|
3247
|
|
|
|
|
3248
|
|
|
/* Or an end tag whose tag name is one of: "area", "basefont", |
|
3249
|
|
|
"bgsound", "br", "embed", "hr", "iframe", "image", "img", |
|
3250
|
|
|
"input", "isindex", "noembed", "noframes", "param", "select", |
|
3251
|
|
|
"spacer", "table", "textarea", "wbr" */ |
|
3252
|
|
|
case 'area': |
|
3253
|
|
|
case 'basefont': |
|
3254
|
|
|
case 'bgsound': |
|
3255
|
|
|
case 'br': |
|
3256
|
|
|
case 'embed': |
|
3257
|
|
|
case 'hr': |
|
3258
|
|
|
case 'iframe': |
|
3259
|
|
|
case 'image': |
|
3260
|
|
|
case 'img': |
|
3261
|
|
|
case 'input': |
|
3262
|
|
|
case 'isindex': |
|
3263
|
|
|
case 'noembed': |
|
3264
|
|
|
case 'noframes': |
|
3265
|
|
|
case 'param': |
|
3266
|
|
|
case 'select': |
|
3267
|
|
|
case 'spacer': |
|
3268
|
|
|
case 'table': |
|
3269
|
|
|
case 'textarea': |
|
3270
|
|
|
case 'wbr': |
|
3271
|
|
|
// Parse error. Ignore the token. |
|
3272
|
|
|
break; |
|
3273
|
|
|
|
|
3274
|
|
|
/* An end tag token not covered by the previous entries */ |
|
3275
|
|
|
default: |
|
3276
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
3277
|
|
|
/* Initialise node to be the current node (the bottommost |
|
3278
|
|
|
node of the stack). */ |
|
3279
|
|
|
$node = end($this->stack); |
|
3280
|
|
|
|
|
3281
|
|
|
/* If node has the same tag name as the end tag token, |
|
3282
|
|
|
then: */ |
|
3283
|
|
|
if ($token['name'] === $node->nodeName) { |
|
3284
|
|
|
/* Generate implied end tags. */ |
|
3285
|
|
|
$this->generateImpliedEndTags(); |
|
3286
|
|
|
|
|
3287
|
|
|
/* If the tag name of the end tag token does not |
|
3288
|
|
|
match the tag name of the current node, this is a |
|
3289
|
|
|
parse error. */ |
|
3290
|
|
|
// k |
|
3291
|
|
|
|
|
3292
|
|
|
/* Pop all the nodes from the current node up to |
|
3293
|
|
|
node, including node, then stop this algorithm. */ |
|
3294
|
|
|
for ($x = count($this->stack) - $n; $x >= $n; $x--) { |
|
3295
|
|
|
array_pop($this->stack); |
|
3296
|
|
|
} |
|
3297
|
|
|
|
|
3298
|
|
|
} else { |
|
3299
|
|
|
$category = $this->getElementCategory($node); |
|
3300
|
|
|
|
|
3301
|
|
|
if ($category !== self::SPECIAL && $category !== self::SCOPING) { |
|
3302
|
|
|
/* Otherwise, if node is in neither the formatting |
|
3303
|
|
|
category nor the phrasing category, then this is a |
|
3304
|
|
|
parse error. Stop this algorithm. The end tag token |
|
3305
|
|
|
is ignored. */ |
|
3306
|
|
|
return false; |
|
3307
|
|
|
} |
|
3308
|
|
|
} |
|
3309
|
|
|
} |
|
3310
|
|
|
break; |
|
3311
|
|
|
} |
|
3312
|
|
|
break; |
|
3313
|
|
|
} |
|
3314
|
|
|
} |
|
3315
|
|
|
|
|
3316
|
|
|
private function inTable($token) |
|
3317
|
|
|
{ |
|
3318
|
|
|
$clear = array('html', 'table'); |
|
3319
|
|
|
|
|
3320
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
3321
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
3322
|
|
|
or U+0020 SPACE */ |
|
3323
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
3324
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
3325
|
|
|
) { |
|
3326
|
|
|
/* Append the character to the current node. */ |
|
3327
|
|
|
$text = $this->dom->createTextNode($token['data']); |
|
3328
|
|
|
end($this->stack)->appendChild($text); |
|
3329
|
|
|
|
|
3330
|
|
|
/* A comment token */ |
|
3331
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
3332
|
|
|
/* Append a Comment node to the current node with the data |
|
3333
|
|
|
attribute set to the data given in the comment token. */ |
|
3334
|
|
|
$comment = $this->dom->createComment($token['data']); |
|
3335
|
|
|
end($this->stack)->appendChild($comment); |
|
3336
|
|
|
|
|
3337
|
|
|
/* A start tag whose tag name is "caption" */ |
|
3338
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3339
|
|
|
$token['name'] === 'caption' |
|
3340
|
|
|
) { |
|
3341
|
|
|
/* Clear the stack back to a table context. */ |
|
3342
|
|
|
$this->clearStackToTableContext($clear); |
|
3343
|
|
|
|
|
3344
|
|
|
/* Insert a marker at the end of the list of active |
|
3345
|
|
|
formatting elements. */ |
|
3346
|
|
|
$this->a_formatting[] = self::MARKER; |
|
3347
|
|
|
|
|
3348
|
|
|
/* Insert an HTML element for the token, then switch the |
|
3349
|
|
|
insertion mode to "in caption". */ |
|
3350
|
|
|
$this->insertElement($token); |
|
3351
|
|
|
$this->mode = self::IN_CAPTION; |
|
3352
|
|
|
|
|
3353
|
|
|
/* A start tag whose tag name is "colgroup" */ |
|
3354
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3355
|
|
|
$token['name'] === 'colgroup' |
|
3356
|
|
|
) { |
|
3357
|
|
|
/* Clear the stack back to a table context. */ |
|
3358
|
|
|
$this->clearStackToTableContext($clear); |
|
3359
|
|
|
|
|
3360
|
|
|
/* Insert an HTML element for the token, then switch the |
|
3361
|
|
|
insertion mode to "in column group". */ |
|
3362
|
|
|
$this->insertElement($token); |
|
3363
|
|
|
$this->mode = self::IN_CGROUP; |
|
3364
|
|
|
|
|
3365
|
|
|
/* A start tag whose tag name is "col" */ |
|
3366
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3367
|
|
|
$token['name'] === 'col' |
|
3368
|
|
|
) { |
|
3369
|
|
|
$this->inTable( |
|
3370
|
|
|
array( |
|
3371
|
|
|
'name' => 'colgroup', |
|
3372
|
|
|
'type' => HTML5::STARTTAG, |
|
3373
|
|
|
'attr' => array() |
|
3374
|
|
|
) |
|
3375
|
|
|
); |
|
3376
|
|
|
|
|
3377
|
|
|
$this->inColumnGroup($token); |
|
3378
|
|
|
|
|
3379
|
|
|
/* A start tag whose tag name is one of: "tbody", "tfoot", "thead" */ |
|
3380
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
3381
|
|
|
$token['name'], |
|
3382
|
|
|
array('tbody', 'tfoot', 'thead') |
|
3383
|
|
|
) |
|
3384
|
|
|
) { |
|
3385
|
|
|
/* Clear the stack back to a table context. */ |
|
3386
|
|
|
$this->clearStackToTableContext($clear); |
|
3387
|
|
|
|
|
3388
|
|
|
/* Insert an HTML element for the token, then switch the insertion |
|
3389
|
|
|
mode to "in table body". */ |
|
3390
|
|
|
$this->insertElement($token); |
|
3391
|
|
|
$this->mode = self::IN_TBODY; |
|
3392
|
|
|
|
|
3393
|
|
|
/* A start tag whose tag name is one of: "td", "th", "tr" */ |
|
3394
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3395
|
|
|
in_array($token['name'], array('td', 'th', 'tr')) |
|
3396
|
|
|
) { |
|
3397
|
|
|
/* Act as if a start tag token with the tag name "tbody" had been |
|
3398
|
|
|
seen, then reprocess the current token. */ |
|
3399
|
|
|
$this->inTable( |
|
3400
|
|
|
array( |
|
3401
|
|
|
'name' => 'tbody', |
|
3402
|
|
|
'type' => HTML5::STARTTAG, |
|
3403
|
|
|
'attr' => array() |
|
3404
|
|
|
) |
|
3405
|
|
|
); |
|
3406
|
|
|
|
|
3407
|
|
|
return $this->inTableBody($token); |
|
3408
|
|
|
|
|
3409
|
|
|
/* A start tag whose tag name is "table" */ |
|
3410
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3411
|
|
|
$token['name'] === 'table' |
|
3412
|
|
|
) { |
|
3413
|
|
|
/* Parse error. Act as if an end tag token with the tag name "table" |
|
3414
|
|
|
had been seen, then, if that token wasn't ignored, reprocess the |
|
3415
|
|
|
current token. */ |
|
3416
|
|
|
$this->inTable( |
|
3417
|
|
|
array( |
|
3418
|
|
|
'name' => 'table', |
|
3419
|
|
|
'type' => HTML5::ENDTAG |
|
3420
|
|
|
) |
|
3421
|
|
|
); |
|
3422
|
|
|
|
|
3423
|
|
|
return $this->mainPhase($token); |
|
3424
|
|
|
|
|
3425
|
|
|
/* An end tag whose tag name is "table" */ |
|
3426
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
3427
|
|
|
$token['name'] === 'table' |
|
3428
|
|
|
) { |
|
3429
|
|
|
/* If the stack of open elements does not have an element in table |
|
3430
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
3431
|
|
|
Ignore the token. (innerHTML case) */ |
|
3432
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
3433
|
|
|
return false; |
|
3434
|
|
|
|
|
3435
|
|
|
/* Otherwise: */ |
|
3436
|
|
|
} else { |
|
3437
|
|
|
/* Generate implied end tags. */ |
|
3438
|
|
|
$this->generateImpliedEndTags(); |
|
3439
|
|
|
|
|
3440
|
|
|
/* Now, if the current node is not a table element, then this |
|
3441
|
|
|
is a parse error. */ |
|
3442
|
|
|
// w/e |
|
3443
|
|
|
|
|
3444
|
|
|
/* Pop elements from this stack until a table element has been |
|
3445
|
|
|
popped from the stack. */ |
|
3446
|
|
|
while (true) { |
|
3447
|
|
|
$current = end($this->stack)->nodeName; |
|
3448
|
|
|
array_pop($this->stack); |
|
3449
|
|
|
|
|
3450
|
|
|
if ($current === 'table') { |
|
3451
|
|
|
break; |
|
3452
|
|
|
} |
|
3453
|
|
|
} |
|
3454
|
|
|
|
|
3455
|
|
|
/* Reset the insertion mode appropriately. */ |
|
3456
|
|
|
$this->resetInsertionMode(); |
|
3457
|
|
|
} |
|
3458
|
|
|
|
|
3459
|
|
|
/* An end tag whose tag name is one of: "body", "caption", "col", |
|
3460
|
|
|
"colgroup", "html", "tbody", "td", "tfoot", "th", "thead", "tr" */ |
|
3461
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3462
|
|
|
$token['name'], |
|
3463
|
|
|
array( |
|
3464
|
|
|
'body', |
|
3465
|
|
|
'caption', |
|
3466
|
|
|
'col', |
|
3467
|
|
|
'colgroup', |
|
3468
|
|
|
'html', |
|
3469
|
|
|
'tbody', |
|
3470
|
|
|
'td', |
|
3471
|
|
|
'tfoot', |
|
3472
|
|
|
'th', |
|
3473
|
|
|
'thead', |
|
3474
|
|
|
'tr' |
|
3475
|
|
|
) |
|
3476
|
|
|
) |
|
3477
|
|
|
) { |
|
3478
|
|
|
// Parse error. Ignore the token. |
|
3479
|
|
|
|
|
3480
|
|
|
/* Anything else */ |
|
3481
|
|
|
} else { |
|
3482
|
|
|
/* Parse error. Process the token as if the insertion mode was "in |
|
3483
|
|
|
body", with the following exception: */ |
|
3484
|
|
|
|
|
3485
|
|
|
/* If the current node is a table, tbody, tfoot, thead, or tr |
|
3486
|
|
|
element, then, whenever a node would be inserted into the current |
|
3487
|
|
|
node, it must instead be inserted into the foster parent element. */ |
|
3488
|
|
|
if (in_array( |
|
3489
|
|
|
end($this->stack)->nodeName, |
|
3490
|
|
|
array('table', 'tbody', 'tfoot', 'thead', 'tr') |
|
3491
|
|
|
) |
|
3492
|
|
|
) { |
|
3493
|
|
|
/* The foster parent element is the parent element of the last |
|
3494
|
|
|
table element in the stack of open elements, if there is a |
|
3495
|
|
|
table element and it has such a parent element. If there is no |
|
3496
|
|
|
table element in the stack of open elements (innerHTML case), |
|
3497
|
|
|
then the foster parent element is the first element in the |
|
3498
|
|
|
stack of open elements (the html element). Otherwise, if there |
|
3499
|
|
|
is a table element in the stack of open elements, but the last |
|
3500
|
|
|
table element in the stack of open elements has no parent, or |
|
3501
|
|
|
its parent node is not an element, then the foster parent |
|
3502
|
|
|
element is the element before the last table element in the |
|
3503
|
|
|
stack of open elements. */ |
|
3504
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
3505
|
|
|
if ($this->stack[$n]->nodeName === 'table') { |
|
3506
|
|
|
$table = $this->stack[$n]; |
|
3507
|
|
|
break; |
|
3508
|
|
|
} |
|
3509
|
|
|
} |
|
3510
|
|
|
|
|
3511
|
|
|
if (isset($table) && $table->parentNode !== null) { |
|
3512
|
|
|
$this->foster_parent = $table->parentNode; |
|
3513
|
|
|
|
|
3514
|
|
|
} elseif (!isset($table)) { |
|
3515
|
|
|
$this->foster_parent = $this->stack[0]; |
|
3516
|
|
|
|
|
3517
|
|
|
} elseif (isset($table) && ($table->parentNode === null || |
|
3518
|
|
|
$table->parentNode->nodeType !== XML_ELEMENT_NODE) |
|
3519
|
|
|
) { |
|
3520
|
|
|
$this->foster_parent = $this->stack[$n - 1]; |
|
3521
|
|
|
} |
|
3522
|
|
|
} |
|
3523
|
|
|
|
|
3524
|
|
|
$this->inBody($token); |
|
3525
|
|
|
} |
|
3526
|
|
|
} |
|
3527
|
|
|
|
|
3528
|
|
|
private function inCaption($token) |
|
3529
|
|
|
{ |
|
3530
|
|
|
/* An end tag whose tag name is "caption" */ |
|
3531
|
|
|
if ($token['type'] === HTML5::ENDTAG && $token['name'] === 'caption') { |
|
3532
|
|
|
/* If the stack of open elements does not have an element in table |
|
3533
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
3534
|
|
|
Ignore the token. (innerHTML case) */ |
|
3535
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
3536
|
|
|
// Ignore |
|
3537
|
|
|
|
|
3538
|
|
|
/* Otherwise: */ |
|
3539
|
|
|
} else { |
|
3540
|
|
|
/* Generate implied end tags. */ |
|
3541
|
|
|
$this->generateImpliedEndTags(); |
|
3542
|
|
|
|
|
3543
|
|
|
/* Now, if the current node is not a caption element, then this |
|
3544
|
|
|
is a parse error. */ |
|
3545
|
|
|
// w/e |
|
3546
|
|
|
|
|
3547
|
|
|
/* Pop elements from this stack until a caption element has |
|
3548
|
|
|
been popped from the stack. */ |
|
3549
|
|
|
while (true) { |
|
3550
|
|
|
$node = end($this->stack)->nodeName; |
|
3551
|
|
|
array_pop($this->stack); |
|
3552
|
|
|
|
|
3553
|
|
|
if ($node === 'caption') { |
|
3554
|
|
|
break; |
|
3555
|
|
|
} |
|
3556
|
|
|
} |
|
3557
|
|
|
|
|
3558
|
|
|
/* Clear the list of active formatting elements up to the last |
|
3559
|
|
|
marker. */ |
|
3560
|
|
|
$this->clearTheActiveFormattingElementsUpToTheLastMarker(); |
|
3561
|
|
|
|
|
3562
|
|
|
/* Switch the insertion mode to "in table". */ |
|
3563
|
|
|
$this->mode = self::IN_TABLE; |
|
3564
|
|
|
} |
|
3565
|
|
|
|
|
3566
|
|
|
/* A start tag whose tag name is one of: "caption", "col", "colgroup", |
|
3567
|
|
|
"tbody", "td", "tfoot", "th", "thead", "tr", or an end tag whose tag |
|
3568
|
|
|
name is "table" */ |
|
3569
|
|
|
} elseif (($token['type'] === HTML5::STARTTAG && in_array( |
|
3570
|
|
|
$token['name'], |
|
3571
|
|
|
array( |
|
3572
|
|
|
'caption', |
|
3573
|
|
|
'col', |
|
3574
|
|
|
'colgroup', |
|
3575
|
|
|
'tbody', |
|
3576
|
|
|
'td', |
|
3577
|
|
|
'tfoot', |
|
3578
|
|
|
'th', |
|
3579
|
|
|
'thead', |
|
3580
|
|
|
'tr' |
|
3581
|
|
|
) |
|
3582
|
|
|
)) || ($token['type'] === HTML5::ENDTAG && |
|
3583
|
|
|
$token['name'] === 'table') |
|
3584
|
|
|
) { |
|
3585
|
|
|
/* Parse error. Act as if an end tag with the tag name "caption" |
|
3586
|
|
|
had been seen, then, if that token wasn't ignored, reprocess the |
|
3587
|
|
|
current token. */ |
|
3588
|
|
|
$this->inCaption( |
|
3589
|
|
|
array( |
|
3590
|
|
|
'name' => 'caption', |
|
3591
|
|
|
'type' => HTML5::ENDTAG |
|
3592
|
|
|
) |
|
3593
|
|
|
); |
|
3594
|
|
|
|
|
3595
|
|
|
return $this->inTable($token); |
|
3596
|
|
|
|
|
3597
|
|
|
/* An end tag whose tag name is one of: "body", "col", "colgroup", |
|
3598
|
|
|
"html", "tbody", "td", "tfoot", "th", "thead", "tr" */ |
|
3599
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3600
|
|
|
$token['name'], |
|
3601
|
|
|
array( |
|
3602
|
|
|
'body', |
|
3603
|
|
|
'col', |
|
3604
|
|
|
'colgroup', |
|
3605
|
|
|
'html', |
|
3606
|
|
|
'tbody', |
|
3607
|
|
|
'tfoot', |
|
3608
|
|
|
'th', |
|
3609
|
|
|
'thead', |
|
3610
|
|
|
'tr' |
|
3611
|
|
|
) |
|
3612
|
|
|
) |
|
3613
|
|
|
) { |
|
3614
|
|
|
// Parse error. Ignore the token. |
|
3615
|
|
|
|
|
3616
|
|
|
/* Anything else */ |
|
3617
|
|
|
} else { |
|
3618
|
|
|
/* Process the token as if the insertion mode was "in body". */ |
|
3619
|
|
|
$this->inBody($token); |
|
3620
|
|
|
} |
|
3621
|
|
|
} |
|
3622
|
|
|
|
|
3623
|
|
|
private function inColumnGroup($token) |
|
3624
|
|
|
{ |
|
3625
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
3626
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
3627
|
|
|
or U+0020 SPACE */ |
|
3628
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
3629
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
3630
|
|
|
) { |
|
3631
|
|
|
/* Append the character to the current node. */ |
|
3632
|
|
|
$text = $this->dom->createTextNode($token['data']); |
|
3633
|
|
|
end($this->stack)->appendChild($text); |
|
3634
|
|
|
|
|
3635
|
|
|
/* A comment token */ |
|
3636
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
3637
|
|
|
/* Append a Comment node to the current node with the data |
|
3638
|
|
|
attribute set to the data given in the comment token. */ |
|
3639
|
|
|
$comment = $this->dom->createComment($token['data']); |
|
3640
|
|
|
end($this->stack)->appendChild($comment); |
|
3641
|
|
|
|
|
3642
|
|
|
/* A start tag whose tag name is "col" */ |
|
3643
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'col') { |
|
3644
|
|
|
/* Insert a col element for the token. Immediately pop the current |
|
3645
|
|
|
node off the stack of open elements. */ |
|
3646
|
|
|
$this->insertElement($token); |
|
3647
|
|
|
array_pop($this->stack); |
|
3648
|
|
|
|
|
3649
|
|
|
/* An end tag whose tag name is "colgroup" */ |
|
3650
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
3651
|
|
|
$token['name'] === 'colgroup' |
|
3652
|
|
|
) { |
|
3653
|
|
|
/* If the current node is the root html element, then this is a |
|
3654
|
|
|
parse error, ignore the token. (innerHTML case) */ |
|
3655
|
|
|
if (end($this->stack)->nodeName === 'html') { |
|
3656
|
|
|
// Ignore |
|
3657
|
|
|
|
|
3658
|
|
|
/* Otherwise, pop the current node (which will be a colgroup |
|
3659
|
|
|
element) from the stack of open elements. Switch the insertion |
|
3660
|
|
|
mode to "in table". */ |
|
3661
|
|
|
} else { |
|
3662
|
|
|
array_pop($this->stack); |
|
3663
|
|
|
$this->mode = self::IN_TABLE; |
|
3664
|
|
|
} |
|
3665
|
|
|
|
|
3666
|
|
|
/* An end tag whose tag name is "col" */ |
|
3667
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'col') { |
|
3668
|
|
|
/* Parse error. Ignore the token. */ |
|
3669
|
|
|
|
|
3670
|
|
|
/* Anything else */ |
|
3671
|
|
|
} else { |
|
3672
|
|
|
/* Act as if an end tag with the tag name "colgroup" had been seen, |
|
3673
|
|
|
and then, if that token wasn't ignored, reprocess the current token. */ |
|
3674
|
|
|
$this->inColumnGroup( |
|
3675
|
|
|
array( |
|
3676
|
|
|
'name' => 'colgroup', |
|
3677
|
|
|
'type' => HTML5::ENDTAG |
|
3678
|
|
|
) |
|
3679
|
|
|
); |
|
3680
|
|
|
|
|
3681
|
|
|
return $this->inTable($token); |
|
3682
|
|
|
} |
|
3683
|
|
|
} |
|
3684
|
|
|
|
|
3685
|
|
|
private function inTableBody($token) |
|
3686
|
|
|
{ |
|
3687
|
|
|
$clear = array('tbody', 'tfoot', 'thead', 'html'); |
|
3688
|
|
|
|
|
3689
|
|
|
/* A start tag whose tag name is "tr" */ |
|
3690
|
|
|
if ($token['type'] === HTML5::STARTTAG && $token['name'] === 'tr') { |
|
3691
|
|
|
/* Clear the stack back to a table body context. */ |
|
3692
|
|
|
$this->clearStackToTableContext($clear); |
|
3693
|
|
|
|
|
3694
|
|
|
/* Insert a tr element for the token, then switch the insertion |
|
3695
|
|
|
mode to "in row". */ |
|
3696
|
|
|
$this->insertElement($token); |
|
3697
|
|
|
$this->mode = self::IN_ROW; |
|
3698
|
|
|
|
|
3699
|
|
|
/* A start tag whose tag name is one of: "th", "td" */ |
|
3700
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
3701
|
|
|
($token['name'] === 'th' || $token['name'] === 'td') |
|
3702
|
|
|
) { |
|
3703
|
|
|
/* Parse error. Act as if a start tag with the tag name "tr" had |
|
3704
|
|
|
been seen, then reprocess the current token. */ |
|
3705
|
|
|
$this->inTableBody( |
|
3706
|
|
|
array( |
|
3707
|
|
|
'name' => 'tr', |
|
3708
|
|
|
'type' => HTML5::STARTTAG, |
|
3709
|
|
|
'attr' => array() |
|
3710
|
|
|
) |
|
3711
|
|
|
); |
|
3712
|
|
|
|
|
3713
|
|
|
return $this->inRow($token); |
|
3714
|
|
|
|
|
3715
|
|
|
/* An end tag whose tag name is one of: "tbody", "tfoot", "thead" */ |
|
3716
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
3717
|
|
|
in_array($token['name'], array('tbody', 'tfoot', 'thead')) |
|
3718
|
|
|
) { |
|
3719
|
|
|
/* If the stack of open elements does not have an element in table |
|
3720
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
3721
|
|
|
Ignore the token. */ |
|
3722
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
3723
|
|
|
// Ignore |
|
3724
|
|
|
|
|
3725
|
|
|
/* Otherwise: */ |
|
3726
|
|
|
} else { |
|
3727
|
|
|
/* Clear the stack back to a table body context. */ |
|
3728
|
|
|
$this->clearStackToTableContext($clear); |
|
3729
|
|
|
|
|
3730
|
|
|
/* Pop the current node from the stack of open elements. Switch |
|
3731
|
|
|
the insertion mode to "in table". */ |
|
3732
|
|
|
array_pop($this->stack); |
|
3733
|
|
|
$this->mode = self::IN_TABLE; |
|
3734
|
|
|
} |
|
3735
|
|
|
|
|
3736
|
|
|
/* A start tag whose tag name is one of: "caption", "col", "colgroup", |
|
3737
|
|
|
"tbody", "tfoot", "thead", or an end tag whose tag name is "table" */ |
|
3738
|
|
|
} elseif (($token['type'] === HTML5::STARTTAG && in_array( |
|
3739
|
|
|
$token['name'], |
|
3740
|
|
|
array('caption', 'col', 'colgroup', 'tbody', 'tfoor', 'thead') |
|
3741
|
|
|
)) || |
|
3742
|
|
|
($token['type'] === HTML5::STARTTAG && $token['name'] === 'table') |
|
3743
|
|
|
) { |
|
3744
|
|
|
/* If the stack of open elements does not have a tbody, thead, or |
|
3745
|
|
|
tfoot element in table scope, this is a parse error. Ignore the |
|
3746
|
|
|
token. (innerHTML case) */ |
|
3747
|
|
|
if (!$this->elementInScope(array('tbody', 'thead', 'tfoot'), true)) { |
|
3748
|
|
|
// Ignore. |
|
3749
|
|
|
|
|
3750
|
|
|
/* Otherwise: */ |
|
3751
|
|
|
} else { |
|
3752
|
|
|
/* Clear the stack back to a table body context. */ |
|
3753
|
|
|
$this->clearStackToTableContext($clear); |
|
3754
|
|
|
|
|
3755
|
|
|
/* Act as if an end tag with the same tag name as the current |
|
3756
|
|
|
node ("tbody", "tfoot", or "thead") had been seen, then |
|
3757
|
|
|
reprocess the current token. */ |
|
3758
|
|
|
$this->inTableBody( |
|
3759
|
|
|
array( |
|
3760
|
|
|
'name' => end($this->stack)->nodeName, |
|
3761
|
|
|
'type' => HTML5::ENDTAG |
|
3762
|
|
|
) |
|
3763
|
|
|
); |
|
3764
|
|
|
|
|
3765
|
|
|
return $this->mainPhase($token); |
|
3766
|
|
|
} |
|
3767
|
|
|
|
|
3768
|
|
|
/* An end tag whose tag name is one of: "body", "caption", "col", |
|
3769
|
|
|
"colgroup", "html", "td", "th", "tr" */ |
|
3770
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3771
|
|
|
$token['name'], |
|
3772
|
|
|
array('body', 'caption', 'col', 'colgroup', 'html', 'td', 'th', 'tr') |
|
3773
|
|
|
) |
|
3774
|
|
|
) { |
|
3775
|
|
|
/* Parse error. Ignore the token. */ |
|
3776
|
|
|
|
|
3777
|
|
|
/* Anything else */ |
|
3778
|
|
|
} else { |
|
3779
|
|
|
/* Process the token as if the insertion mode was "in table". */ |
|
3780
|
|
|
$this->inTable($token); |
|
3781
|
|
|
} |
|
3782
|
|
|
} |
|
3783
|
|
|
|
|
3784
|
|
|
private function inRow($token) |
|
3785
|
|
|
{ |
|
3786
|
|
|
$clear = array('tr', 'html'); |
|
3787
|
|
|
|
|
3788
|
|
|
/* A start tag whose tag name is one of: "th", "td" */ |
|
3789
|
|
|
if ($token['type'] === HTML5::STARTTAG && |
|
3790
|
|
|
($token['name'] === 'th' || $token['name'] === 'td') |
|
3791
|
|
|
) { |
|
3792
|
|
|
/* Clear the stack back to a table row context. */ |
|
3793
|
|
|
$this->clearStackToTableContext($clear); |
|
3794
|
|
|
|
|
3795
|
|
|
/* Insert an HTML element for the token, then switch the insertion |
|
3796
|
|
|
mode to "in cell". */ |
|
3797
|
|
|
$this->insertElement($token); |
|
3798
|
|
|
$this->mode = self::IN_CELL; |
|
3799
|
|
|
|
|
3800
|
|
|
/* Insert a marker at the end of the list of active formatting |
|
3801
|
|
|
elements. */ |
|
3802
|
|
|
$this->a_formatting[] = self::MARKER; |
|
3803
|
|
|
|
|
3804
|
|
|
/* An end tag whose tag name is "tr" */ |
|
3805
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'tr') { |
|
3806
|
|
|
/* If the stack of open elements does not have an element in table |
|
3807
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
3808
|
|
|
Ignore the token. (innerHTML case) */ |
|
3809
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
3810
|
|
|
// Ignore. |
|
3811
|
|
|
|
|
3812
|
|
|
/* Otherwise: */ |
|
3813
|
|
|
} else { |
|
3814
|
|
|
/* Clear the stack back to a table row context. */ |
|
3815
|
|
|
$this->clearStackToTableContext($clear); |
|
3816
|
|
|
|
|
3817
|
|
|
/* Pop the current node (which will be a tr element) from the |
|
3818
|
|
|
stack of open elements. Switch the insertion mode to "in table |
|
3819
|
|
|
body". */ |
|
3820
|
|
|
array_pop($this->stack); |
|
3821
|
|
|
$this->mode = self::IN_TBODY; |
|
3822
|
|
|
} |
|
3823
|
|
|
|
|
3824
|
|
|
/* A start tag whose tag name is one of: "caption", "col", "colgroup", |
|
3825
|
|
|
"tbody", "tfoot", "thead", "tr" or an end tag whose tag name is "table" */ |
|
3826
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
3827
|
|
|
$token['name'], |
|
3828
|
|
|
array('caption', 'col', 'colgroup', 'tbody', 'tfoot', 'thead', 'tr') |
|
3829
|
|
|
) |
|
3830
|
|
|
) { |
|
3831
|
|
|
/* Act as if an end tag with the tag name "tr" had been seen, then, |
|
3832
|
|
|
if that token wasn't ignored, reprocess the current token. */ |
|
3833
|
|
|
$this->inRow( |
|
3834
|
|
|
array( |
|
3835
|
|
|
'name' => 'tr', |
|
3836
|
|
|
'type' => HTML5::ENDTAG |
|
3837
|
|
|
) |
|
3838
|
|
|
); |
|
3839
|
|
|
|
|
3840
|
|
|
return $this->inCell($token); |
|
|
|
|
|
|
3841
|
|
|
|
|
3842
|
|
|
/* An end tag whose tag name is one of: "tbody", "tfoot", "thead" */ |
|
3843
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
3844
|
|
|
in_array($token['name'], array('tbody', 'tfoot', 'thead')) |
|
3845
|
|
|
) { |
|
3846
|
|
|
/* If the stack of open elements does not have an element in table |
|
3847
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
3848
|
|
|
Ignore the token. */ |
|
3849
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
3850
|
|
|
// Ignore. |
|
3851
|
|
|
|
|
3852
|
|
|
/* Otherwise: */ |
|
3853
|
|
|
} else { |
|
3854
|
|
|
/* Otherwise, act as if an end tag with the tag name "tr" had |
|
3855
|
|
|
been seen, then reprocess the current token. */ |
|
3856
|
|
|
$this->inRow( |
|
3857
|
|
|
array( |
|
3858
|
|
|
'name' => 'tr', |
|
3859
|
|
|
'type' => HTML5::ENDTAG |
|
3860
|
|
|
) |
|
3861
|
|
|
); |
|
3862
|
|
|
|
|
3863
|
|
|
return $this->inCell($token); |
|
|
|
|
|
|
3864
|
|
|
} |
|
3865
|
|
|
|
|
3866
|
|
|
/* An end tag whose tag name is one of: "body", "caption", "col", |
|
3867
|
|
|
"colgroup", "html", "td", "th" */ |
|
3868
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3869
|
|
|
$token['name'], |
|
3870
|
|
|
array('body', 'caption', 'col', 'colgroup', 'html', 'td', 'th', 'tr') |
|
3871
|
|
|
) |
|
3872
|
|
|
) { |
|
3873
|
|
|
/* Parse error. Ignore the token. */ |
|
3874
|
|
|
|
|
3875
|
|
|
/* Anything else */ |
|
3876
|
|
|
} else { |
|
3877
|
|
|
/* Process the token as if the insertion mode was "in table". */ |
|
3878
|
|
|
$this->inTable($token); |
|
3879
|
|
|
} |
|
3880
|
|
|
} |
|
3881
|
|
|
|
|
3882
|
|
|
private function inCell($token) |
|
3883
|
|
|
{ |
|
3884
|
|
|
/* An end tag whose tag name is one of: "td", "th" */ |
|
3885
|
|
|
if ($token['type'] === HTML5::ENDTAG && |
|
3886
|
|
|
($token['name'] === 'td' || $token['name'] === 'th') |
|
3887
|
|
|
) { |
|
3888
|
|
|
/* If the stack of open elements does not have an element in table |
|
3889
|
|
|
scope with the same tag name as that of the token, then this is a |
|
3890
|
|
|
parse error and the token must be ignored. */ |
|
3891
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
3892
|
|
|
// Ignore. |
|
3893
|
|
|
|
|
3894
|
|
|
/* Otherwise: */ |
|
3895
|
|
|
} else { |
|
3896
|
|
|
/* Generate implied end tags, except for elements with the same |
|
3897
|
|
|
tag name as the token. */ |
|
3898
|
|
|
$this->generateImpliedEndTags(array($token['name'])); |
|
3899
|
|
|
|
|
3900
|
|
|
/* Now, if the current node is not an element with the same tag |
|
3901
|
|
|
name as the token, then this is a parse error. */ |
|
3902
|
|
|
// k |
|
3903
|
|
|
|
|
3904
|
|
|
/* Pop elements from this stack until an element with the same |
|
3905
|
|
|
tag name as the token has been popped from the stack. */ |
|
3906
|
|
|
while (true) { |
|
3907
|
|
|
$node = end($this->stack)->nodeName; |
|
3908
|
|
|
array_pop($this->stack); |
|
3909
|
|
|
|
|
3910
|
|
|
if ($node === $token['name']) { |
|
3911
|
|
|
break; |
|
3912
|
|
|
} |
|
3913
|
|
|
} |
|
3914
|
|
|
|
|
3915
|
|
|
/* Clear the list of active formatting elements up to the last |
|
3916
|
|
|
marker. */ |
|
3917
|
|
|
$this->clearTheActiveFormattingElementsUpToTheLastMarker(); |
|
3918
|
|
|
|
|
3919
|
|
|
/* Switch the insertion mode to "in row". (The current node |
|
3920
|
|
|
will be a tr element at this point.) */ |
|
3921
|
|
|
$this->mode = self::IN_ROW; |
|
3922
|
|
|
} |
|
3923
|
|
|
|
|
3924
|
|
|
/* A start tag whose tag name is one of: "caption", "col", "colgroup", |
|
3925
|
|
|
"tbody", "td", "tfoot", "th", "thead", "tr" */ |
|
3926
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
3927
|
|
|
$token['name'], |
|
3928
|
|
|
array( |
|
3929
|
|
|
'caption', |
|
3930
|
|
|
'col', |
|
3931
|
|
|
'colgroup', |
|
3932
|
|
|
'tbody', |
|
3933
|
|
|
'td', |
|
3934
|
|
|
'tfoot', |
|
3935
|
|
|
'th', |
|
3936
|
|
|
'thead', |
|
3937
|
|
|
'tr' |
|
3938
|
|
|
) |
|
3939
|
|
|
) |
|
3940
|
|
|
) { |
|
3941
|
|
|
/* If the stack of open elements does not have a td or th element |
|
3942
|
|
|
in table scope, then this is a parse error; ignore the token. |
|
3943
|
|
|
(innerHTML case) */ |
|
3944
|
|
|
if (!$this->elementInScope(array('td', 'th'), true)) { |
|
3945
|
|
|
// Ignore. |
|
3946
|
|
|
|
|
3947
|
|
|
/* Otherwise, close the cell (see below) and reprocess the current |
|
3948
|
|
|
token. */ |
|
3949
|
|
|
} else { |
|
3950
|
|
|
$this->closeCell(); |
|
3951
|
|
|
return $this->inRow($token); |
|
3952
|
|
|
} |
|
3953
|
|
|
|
|
3954
|
|
|
/* A start tag whose tag name is one of: "caption", "col", "colgroup", |
|
3955
|
|
|
"tbody", "td", "tfoot", "th", "thead", "tr" */ |
|
3956
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && in_array( |
|
3957
|
|
|
$token['name'], |
|
3958
|
|
|
array( |
|
3959
|
|
|
'caption', |
|
3960
|
|
|
'col', |
|
3961
|
|
|
'colgroup', |
|
3962
|
|
|
'tbody', |
|
3963
|
|
|
'td', |
|
3964
|
|
|
'tfoot', |
|
3965
|
|
|
'th', |
|
3966
|
|
|
'thead', |
|
3967
|
|
|
'tr' |
|
3968
|
|
|
) |
|
3969
|
|
|
) |
|
3970
|
|
|
) { |
|
3971
|
|
|
/* If the stack of open elements does not have a td or th element |
|
3972
|
|
|
in table scope, then this is a parse error; ignore the token. |
|
3973
|
|
|
(innerHTML case) */ |
|
3974
|
|
|
if (!$this->elementInScope(array('td', 'th'), true)) { |
|
3975
|
|
|
// Ignore. |
|
3976
|
|
|
|
|
3977
|
|
|
/* Otherwise, close the cell (see below) and reprocess the current |
|
3978
|
|
|
token. */ |
|
3979
|
|
|
} else { |
|
3980
|
|
|
$this->closeCell(); |
|
3981
|
|
|
return $this->inRow($token); |
|
3982
|
|
|
} |
|
3983
|
|
|
|
|
3984
|
|
|
/* An end tag whose tag name is one of: "body", "caption", "col", |
|
3985
|
|
|
"colgroup", "html" */ |
|
3986
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3987
|
|
|
$token['name'], |
|
3988
|
|
|
array('body', 'caption', 'col', 'colgroup', 'html') |
|
3989
|
|
|
) |
|
3990
|
|
|
) { |
|
3991
|
|
|
/* Parse error. Ignore the token. */ |
|
3992
|
|
|
|
|
3993
|
|
|
/* An end tag whose tag name is one of: "table", "tbody", "tfoot", |
|
3994
|
|
|
"thead", "tr" */ |
|
3995
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && in_array( |
|
3996
|
|
|
$token['name'], |
|
3997
|
|
|
array('table', 'tbody', 'tfoot', 'thead', 'tr') |
|
3998
|
|
|
) |
|
3999
|
|
|
) { |
|
4000
|
|
|
/* If the stack of open elements does not have an element in table |
|
4001
|
|
|
scope with the same tag name as that of the token (which can only |
|
4002
|
|
|
happen for "tbody", "tfoot" and "thead", or, in the innerHTML case), |
|
4003
|
|
|
then this is a parse error and the token must be ignored. */ |
|
4004
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
4005
|
|
|
// Ignore. |
|
4006
|
|
|
|
|
4007
|
|
|
/* Otherwise, close the cell (see below) and reprocess the current |
|
4008
|
|
|
token. */ |
|
4009
|
|
|
} else { |
|
4010
|
|
|
$this->closeCell(); |
|
4011
|
|
|
return $this->inRow($token); |
|
4012
|
|
|
} |
|
4013
|
|
|
|
|
4014
|
|
|
/* Anything else */ |
|
4015
|
|
|
} else { |
|
4016
|
|
|
/* Process the token as if the insertion mode was "in body". */ |
|
4017
|
|
|
$this->inBody($token); |
|
4018
|
|
|
} |
|
4019
|
|
|
} |
|
4020
|
|
|
|
|
4021
|
|
|
private function inSelect($token) |
|
4022
|
|
|
{ |
|
4023
|
|
|
/* Handle the token as follows: */ |
|
4024
|
|
|
|
|
4025
|
|
|
/* A character token */ |
|
4026
|
|
|
if ($token['type'] === HTML5::CHARACTR) { |
|
4027
|
|
|
/* Append the token's character to the current node. */ |
|
4028
|
|
|
$this->insertText($token['data']); |
|
4029
|
|
|
|
|
4030
|
|
|
/* A comment token */ |
|
4031
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
4032
|
|
|
/* Append a Comment node to the current node with the data |
|
4033
|
|
|
attribute set to the data given in the comment token. */ |
|
4034
|
|
|
$this->insertComment($token['data']); |
|
4035
|
|
|
|
|
4036
|
|
|
/* A start tag token whose tag name is "option" */ |
|
4037
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
4038
|
|
|
$token['name'] === 'option' |
|
4039
|
|
|
) { |
|
4040
|
|
|
/* If the current node is an option element, act as if an end tag |
|
4041
|
|
|
with the tag name "option" had been seen. */ |
|
4042
|
|
|
if (end($this->stack)->nodeName === 'option') { |
|
4043
|
|
|
$this->inSelect( |
|
4044
|
|
|
array( |
|
4045
|
|
|
'name' => 'option', |
|
4046
|
|
|
'type' => HTML5::ENDTAG |
|
4047
|
|
|
) |
|
4048
|
|
|
); |
|
4049
|
|
|
} |
|
4050
|
|
|
|
|
4051
|
|
|
/* Insert an HTML element for the token. */ |
|
4052
|
|
|
$this->insertElement($token); |
|
4053
|
|
|
|
|
4054
|
|
|
/* A start tag token whose tag name is "optgroup" */ |
|
4055
|
|
|
} elseif ($token['type'] === HTML5::STARTTAG && |
|
4056
|
|
|
$token['name'] === 'optgroup' |
|
4057
|
|
|
) { |
|
4058
|
|
|
/* If the current node is an option element, act as if an end tag |
|
4059
|
|
|
with the tag name "option" had been seen. */ |
|
4060
|
|
|
if (end($this->stack)->nodeName === 'option') { |
|
4061
|
|
|
$this->inSelect( |
|
4062
|
|
|
array( |
|
4063
|
|
|
'name' => 'option', |
|
4064
|
|
|
'type' => HTML5::ENDTAG |
|
4065
|
|
|
) |
|
4066
|
|
|
); |
|
4067
|
|
|
} |
|
4068
|
|
|
|
|
4069
|
|
|
/* If the current node is an optgroup element, act as if an end tag |
|
4070
|
|
|
with the tag name "optgroup" had been seen. */ |
|
4071
|
|
|
if (end($this->stack)->nodeName === 'optgroup') { |
|
4072
|
|
|
$this->inSelect( |
|
4073
|
|
|
array( |
|
4074
|
|
|
'name' => 'optgroup', |
|
4075
|
|
|
'type' => HTML5::ENDTAG |
|
4076
|
|
|
) |
|
4077
|
|
|
); |
|
4078
|
|
|
} |
|
4079
|
|
|
|
|
4080
|
|
|
/* Insert an HTML element for the token. */ |
|
4081
|
|
|
$this->insertElement($token); |
|
4082
|
|
|
|
|
4083
|
|
|
/* An end tag token whose tag name is "optgroup" */ |
|
4084
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
4085
|
|
|
$token['name'] === 'optgroup' |
|
4086
|
|
|
) { |
|
4087
|
|
|
/* First, if the current node is an option element, and the node |
|
4088
|
|
|
immediately before it in the stack of open elements is an optgroup |
|
4089
|
|
|
element, then act as if an end tag with the tag name "option" had |
|
4090
|
|
|
been seen. */ |
|
4091
|
|
|
$elements_in_stack = count($this->stack); |
|
4092
|
|
|
|
|
4093
|
|
|
if ($this->stack[$elements_in_stack - 1]->nodeName === 'option' && |
|
4094
|
|
|
$this->stack[$elements_in_stack - 2]->nodeName === 'optgroup' |
|
4095
|
|
|
) { |
|
4096
|
|
|
$this->inSelect( |
|
4097
|
|
|
array( |
|
4098
|
|
|
'name' => 'option', |
|
4099
|
|
|
'type' => HTML5::ENDTAG |
|
4100
|
|
|
) |
|
4101
|
|
|
); |
|
4102
|
|
|
} |
|
4103
|
|
|
|
|
4104
|
|
|
/* If the current node is an optgroup element, then pop that node |
|
4105
|
|
|
from the stack of open elements. Otherwise, this is a parse error, |
|
4106
|
|
|
ignore the token. */ |
|
4107
|
|
|
if ($this->stack[$elements_in_stack - 1] === 'optgroup') { |
|
4108
|
|
|
array_pop($this->stack); |
|
4109
|
|
|
} |
|
4110
|
|
|
|
|
4111
|
|
|
/* An end tag token whose tag name is "option" */ |
|
4112
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
4113
|
|
|
$token['name'] === 'option' |
|
4114
|
|
|
) { |
|
4115
|
|
|
/* If the current node is an option element, then pop that node |
|
4116
|
|
|
from the stack of open elements. Otherwise, this is a parse error, |
|
4117
|
|
|
ignore the token. */ |
|
4118
|
|
|
if (end($this->stack)->nodeName === 'option') { |
|
4119
|
|
|
array_pop($this->stack); |
|
4120
|
|
|
} |
|
4121
|
|
|
|
|
4122
|
|
|
/* An end tag whose tag name is "select" */ |
|
4123
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && |
|
4124
|
|
|
$token['name'] === 'select' |
|
4125
|
|
|
) { |
|
4126
|
|
|
/* If the stack of open elements does not have an element in table |
|
4127
|
|
|
scope with the same tag name as the token, this is a parse error. |
|
4128
|
|
|
Ignore the token. (innerHTML case) */ |
|
4129
|
|
|
if (!$this->elementInScope($token['name'], true)) { |
|
|
|
|
|
|
4130
|
|
|
// w/e |
|
4131
|
|
|
|
|
4132
|
|
|
/* Otherwise: */ |
|
4133
|
|
|
} else { |
|
4134
|
|
|
/* Pop elements from the stack of open elements until a select |
|
4135
|
|
|
element has been popped from the stack. */ |
|
4136
|
|
|
while (true) { |
|
4137
|
|
|
$current = end($this->stack)->nodeName; |
|
4138
|
|
|
array_pop($this->stack); |
|
4139
|
|
|
|
|
4140
|
|
|
if ($current === 'select') { |
|
4141
|
|
|
break; |
|
4142
|
|
|
} |
|
4143
|
|
|
} |
|
4144
|
|
|
|
|
4145
|
|
|
/* Reset the insertion mode appropriately. */ |
|
4146
|
|
|
$this->resetInsertionMode(); |
|
4147
|
|
|
} |
|
4148
|
|
|
|
|
4149
|
|
|
/* A start tag whose tag name is "select" */ |
|
4150
|
|
|
} elseif ($token['name'] === 'select' && |
|
4151
|
|
|
$token['type'] === HTML5::STARTTAG |
|
4152
|
|
|
) { |
|
4153
|
|
|
/* Parse error. Act as if the token had been an end tag with the |
|
4154
|
|
|
tag name "select" instead. */ |
|
4155
|
|
|
$this->inSelect( |
|
4156
|
|
|
array( |
|
4157
|
|
|
'name' => 'select', |
|
4158
|
|
|
'type' => HTML5::ENDTAG |
|
4159
|
|
|
) |
|
4160
|
|
|
); |
|
4161
|
|
|
|
|
4162
|
|
|
/* An end tag whose tag name is one of: "caption", "table", "tbody", |
|
4163
|
|
|
"tfoot", "thead", "tr", "td", "th" */ |
|
4164
|
|
|
} elseif (in_array( |
|
4165
|
|
|
$token['name'], |
|
4166
|
|
|
array( |
|
4167
|
|
|
'caption', |
|
4168
|
|
|
'table', |
|
4169
|
|
|
'tbody', |
|
4170
|
|
|
'tfoot', |
|
4171
|
|
|
'thead', |
|
4172
|
|
|
'tr', |
|
4173
|
|
|
'td', |
|
4174
|
|
|
'th' |
|
4175
|
|
|
) |
|
4176
|
|
|
) && $token['type'] === HTML5::ENDTAG |
|
4177
|
|
|
) { |
|
4178
|
|
|
/* Parse error. */ |
|
4179
|
|
|
// w/e |
|
4180
|
|
|
|
|
4181
|
|
|
/* If the stack of open elements has an element in table scope with |
|
4182
|
|
|
the same tag name as that of the token, then act as if an end tag |
|
4183
|
|
|
with the tag name "select" had been seen, and reprocess the token. |
|
4184
|
|
|
Otherwise, ignore the token. */ |
|
4185
|
|
|
if ($this->elementInScope($token['name'], true)) { |
|
4186
|
|
|
$this->inSelect( |
|
4187
|
|
|
array( |
|
4188
|
|
|
'name' => 'select', |
|
4189
|
|
|
'type' => HTML5::ENDTAG |
|
4190
|
|
|
) |
|
4191
|
|
|
); |
|
4192
|
|
|
|
|
4193
|
|
|
$this->mainPhase($token); |
|
4194
|
|
|
} |
|
4195
|
|
|
|
|
4196
|
|
|
/* Anything else */ |
|
4197
|
|
|
} else { |
|
4198
|
|
|
/* Parse error. Ignore the token. */ |
|
4199
|
|
|
} |
|
4200
|
|
|
} |
|
4201
|
|
|
|
|
4202
|
|
|
private function afterBody($token) |
|
4203
|
|
|
{ |
|
4204
|
|
|
/* Handle the token as follows: */ |
|
4205
|
|
|
|
|
4206
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
4207
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
4208
|
|
|
or U+0020 SPACE */ |
|
4209
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
4210
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
4211
|
|
|
) { |
|
4212
|
|
|
/* Process the token as it would be processed if the insertion mode |
|
4213
|
|
|
was "in body". */ |
|
4214
|
|
|
$this->inBody($token); |
|
4215
|
|
|
|
|
4216
|
|
|
/* A comment token */ |
|
4217
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
4218
|
|
|
/* Append a Comment node to the first element in the stack of open |
|
4219
|
|
|
elements (the html element), with the data attribute set to the |
|
4220
|
|
|
data given in the comment token. */ |
|
4221
|
|
|
$comment = $this->dom->createComment($token['data']); |
|
4222
|
|
|
$this->stack[0]->appendChild($comment); |
|
4223
|
|
|
|
|
4224
|
|
|
/* An end tag with the tag name "html" */ |
|
4225
|
|
|
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'html') { |
|
4226
|
|
|
/* If the parser was originally created in order to handle the |
|
4227
|
|
|
setting of an element's innerHTML attribute, this is a parse error; |
|
4228
|
|
|
ignore the token. (The element will be an html element in this |
|
4229
|
|
|
case.) (innerHTML case) */ |
|
4230
|
|
|
|
|
4231
|
|
|
/* Otherwise, switch to the trailing end phase. */ |
|
4232
|
|
|
$this->phase = self::END_PHASE; |
|
4233
|
|
|
|
|
4234
|
|
|
/* Anything else */ |
|
4235
|
|
|
} else { |
|
4236
|
|
|
/* Parse error. Set the insertion mode to "in body" and reprocess |
|
4237
|
|
|
the token. */ |
|
4238
|
|
|
$this->mode = self::IN_BODY; |
|
4239
|
|
|
return $this->inBody($token); |
|
4240
|
|
|
} |
|
4241
|
|
|
} |
|
4242
|
|
|
|
|
4243
|
|
|
private function inFrameset($token) |
|
4244
|
|
|
{ |
|
4245
|
|
|
/* Handle the token as follows: */ |
|
4246
|
|
|
|
|
4247
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
4248
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
4249
|
|
|
U+000D CARRIAGE RETURN (CR), or U+0020 SPACE */ |
|
4250
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
4251
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
4252
|
|
|
) { |
|
4253
|
|
|
/* Append the character to the current node. */ |
|
4254
|
|
|
$this->insertText($token['data']); |
|
4255
|
|
|
|
|
4256
|
|
|
/* A comment token */ |
|
4257
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
4258
|
|
|
/* Append a Comment node to the current node with the data |
|
4259
|
|
|
attribute set to the data given in the comment token. */ |
|
4260
|
|
|
$this->insertComment($token['data']); |
|
4261
|
|
|
|
|
4262
|
|
|
/* A start tag with the tag name "frameset" */ |
|
4263
|
|
|
} elseif ($token['name'] === 'frameset' && |
|
4264
|
|
|
$token['type'] === HTML5::STARTTAG |
|
4265
|
|
|
) { |
|
4266
|
|
|
$this->insertElement($token); |
|
4267
|
|
|
|
|
4268
|
|
|
/* An end tag with the tag name "frameset" */ |
|
4269
|
|
|
} elseif ($token['name'] === 'frameset' && |
|
4270
|
|
|
$token['type'] === HTML5::ENDTAG |
|
4271
|
|
|
) { |
|
4272
|
|
|
/* If the current node is the root html element, then this is a |
|
4273
|
|
|
parse error; ignore the token. (innerHTML case) */ |
|
4274
|
|
|
if (end($this->stack)->nodeName === 'html') { |
|
4275
|
|
|
// Ignore |
|
4276
|
|
|
|
|
4277
|
|
|
} else { |
|
4278
|
|
|
/* Otherwise, pop the current node from the stack of open |
|
4279
|
|
|
elements. */ |
|
4280
|
|
|
array_pop($this->stack); |
|
4281
|
|
|
|
|
4282
|
|
|
/* If the parser was not originally created in order to handle |
|
4283
|
|
|
the setting of an element's innerHTML attribute (innerHTML case), |
|
4284
|
|
|
and the current node is no longer a frameset element, then change |
|
4285
|
|
|
the insertion mode to "after frameset". */ |
|
4286
|
|
|
$this->mode = self::AFTR_FRAME; |
|
4287
|
|
|
} |
|
4288
|
|
|
|
|
4289
|
|
|
/* A start tag with the tag name "frame" */ |
|
4290
|
|
|
} elseif ($token['name'] === 'frame' && |
|
4291
|
|
|
$token['type'] === HTML5::STARTTAG |
|
4292
|
|
|
) { |
|
4293
|
|
|
/* Insert an HTML element for the token. */ |
|
4294
|
|
|
$this->insertElement($token); |
|
4295
|
|
|
|
|
4296
|
|
|
/* Immediately pop the current node off the stack of open elements. */ |
|
4297
|
|
|
array_pop($this->stack); |
|
4298
|
|
|
|
|
4299
|
|
|
/* A start tag with the tag name "noframes" */ |
|
4300
|
|
|
} elseif ($token['name'] === 'noframes' && |
|
4301
|
|
|
$token['type'] === HTML5::STARTTAG |
|
4302
|
|
|
) { |
|
4303
|
|
|
/* Process the token as if the insertion mode had been "in body". */ |
|
4304
|
|
|
$this->inBody($token); |
|
4305
|
|
|
|
|
4306
|
|
|
/* Anything else */ |
|
4307
|
|
|
} else { |
|
4308
|
|
|
/* Parse error. Ignore the token. */ |
|
4309
|
|
|
} |
|
4310
|
|
|
} |
|
4311
|
|
|
|
|
4312
|
|
|
private function afterFrameset($token) |
|
4313
|
|
|
{ |
|
4314
|
|
|
/* Handle the token as follows: */ |
|
4315
|
|
|
|
|
4316
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
4317
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
4318
|
|
|
U+000D CARRIAGE RETURN (CR), or U+0020 SPACE */ |
|
4319
|
|
|
if ($token['type'] === HTML5::CHARACTR && |
|
4320
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
4321
|
|
|
) { |
|
4322
|
|
|
/* Append the character to the current node. */ |
|
4323
|
|
|
$this->insertText($token['data']); |
|
4324
|
|
|
|
|
4325
|
|
|
/* A comment token */ |
|
4326
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
4327
|
|
|
/* Append a Comment node to the current node with the data |
|
4328
|
|
|
attribute set to the data given in the comment token. */ |
|
4329
|
|
|
$this->insertComment($token['data']); |
|
4330
|
|
|
|
|
4331
|
|
|
/* An end tag with the tag name "html" */ |
|
4332
|
|
|
} elseif ($token['name'] === 'html' && |
|
4333
|
|
|
$token['type'] === HTML5::ENDTAG |
|
4334
|
|
|
) { |
|
4335
|
|
|
/* Switch to the trailing end phase. */ |
|
4336
|
|
|
$this->phase = self::END_PHASE; |
|
4337
|
|
|
|
|
4338
|
|
|
/* A start tag with the tag name "noframes" */ |
|
4339
|
|
|
} elseif ($token['name'] === 'noframes' && |
|
4340
|
|
|
$token['type'] === HTML5::STARTTAG |
|
4341
|
|
|
) { |
|
4342
|
|
|
/* Process the token as if the insertion mode had been "in body". */ |
|
4343
|
|
|
$this->inBody($token); |
|
4344
|
|
|
|
|
4345
|
|
|
/* Anything else */ |
|
4346
|
|
|
} else { |
|
4347
|
|
|
/* Parse error. Ignore the token. */ |
|
4348
|
|
|
} |
|
4349
|
|
|
} |
|
4350
|
|
|
|
|
4351
|
|
|
private function trailingEndPhase($token) |
|
4352
|
|
|
{ |
|
4353
|
|
|
/* After the main phase, as each token is emitted from the tokenisation |
|
4354
|
|
|
stage, it must be processed as described in this section. */ |
|
4355
|
|
|
|
|
4356
|
|
|
/* A DOCTYPE token */ |
|
4357
|
|
|
if ($token['type'] === HTML5::DOCTYPE) { |
|
4358
|
|
|
// Parse error. Ignore the token. |
|
4359
|
|
|
|
|
4360
|
|
|
/* A comment token */ |
|
4361
|
|
|
} elseif ($token['type'] === HTML5::COMMENT) { |
|
4362
|
|
|
/* Append a Comment node to the Document object with the data |
|
4363
|
|
|
attribute set to the data given in the comment token. */ |
|
4364
|
|
|
$comment = $this->dom->createComment($token['data']); |
|
4365
|
|
|
$this->dom->appendChild($comment); |
|
4366
|
|
|
|
|
4367
|
|
|
/* A character token that is one of one of U+0009 CHARACTER TABULATION, |
|
4368
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
4369
|
|
|
or U+0020 SPACE */ |
|
4370
|
|
|
} elseif ($token['type'] === HTML5::CHARACTR && |
|
4371
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']) |
|
4372
|
|
|
) { |
|
4373
|
|
|
/* Process the token as it would be processed in the main phase. */ |
|
4374
|
|
|
$this->mainPhase($token); |
|
4375
|
|
|
|
|
4376
|
|
|
/* A character token that is not one of U+0009 CHARACTER TABULATION, |
|
4377
|
|
|
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF), |
|
4378
|
|
|
or U+0020 SPACE. Or a start tag token. Or an end tag token. */ |
|
4379
|
|
|
} elseif (($token['type'] === HTML5::CHARACTR && |
|
4380
|
|
|
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) || |
|
4381
|
|
|
$token['type'] === HTML5::STARTTAG || $token['type'] === HTML5::ENDTAG |
|
4382
|
|
|
) { |
|
4383
|
|
|
/* Parse error. Switch back to the main phase and reprocess the |
|
4384
|
|
|
token. */ |
|
4385
|
|
|
$this->phase = self::MAIN_PHASE; |
|
4386
|
|
|
return $this->mainPhase($token); |
|
4387
|
|
|
|
|
4388
|
|
|
/* An end-of-file token */ |
|
4389
|
|
|
} elseif ($token['type'] === HTML5::EOF) { |
|
4390
|
|
|
/* OMG DONE!! */ |
|
4391
|
|
|
} |
|
4392
|
|
|
} |
|
4393
|
|
|
|
|
4394
|
|
|
private function insertElement($token, $append = true, $check = false) |
|
|
|
|
|
|
4395
|
|
|
{ |
|
4396
|
|
|
// Proprietary workaround for libxml2's limitations with tag names |
|
4397
|
|
|
if ($check) { |
|
4398
|
|
|
// Slightly modified HTML5 tag-name modification, |
|
4399
|
|
|
// removing anything that's not an ASCII letter, digit, or hyphen |
|
4400
|
|
|
$token['name'] = preg_replace('/[^a-z0-9-]/i', '', $token['name']); |
|
4401
|
|
|
// Remove leading hyphens and numbers |
|
4402
|
|
|
$token['name'] = ltrim($token['name'], '-0..9'); |
|
4403
|
|
|
// In theory, this should ever be needed, but just in case |
|
4404
|
|
|
if ($token['name'] === '') { |
|
4405
|
|
|
$token['name'] = 'span'; |
|
4406
|
|
|
} // arbitrary generic choice |
|
4407
|
|
|
} |
|
4408
|
|
|
|
|
4409
|
|
|
$el = $this->dom->createElement($token['name']); |
|
4410
|
|
|
|
|
4411
|
|
|
foreach ($token['attr'] as $attr) { |
|
4412
|
|
|
if (!$el->hasAttribute($attr['name'])) { |
|
4413
|
|
|
$el->setAttribute($attr['name'], (string)$attr['value']); |
|
4414
|
|
|
} |
|
4415
|
|
|
} |
|
4416
|
|
|
|
|
4417
|
|
|
$this->appendToRealParent($el); |
|
4418
|
|
|
$this->stack[] = $el; |
|
4419
|
|
|
|
|
4420
|
|
|
return $el; |
|
4421
|
|
|
} |
|
4422
|
|
|
|
|
4423
|
|
|
private function insertText($data) |
|
4424
|
|
|
{ |
|
4425
|
|
|
$text = $this->dom->createTextNode($data); |
|
4426
|
|
|
$this->appendToRealParent($text); |
|
4427
|
|
|
} |
|
4428
|
|
|
|
|
4429
|
|
|
private function insertComment($data) |
|
4430
|
|
|
{ |
|
4431
|
|
|
$comment = $this->dom->createComment($data); |
|
4432
|
|
|
$this->appendToRealParent($comment); |
|
4433
|
|
|
} |
|
4434
|
|
|
|
|
4435
|
|
|
private function appendToRealParent($node) |
|
4436
|
|
|
{ |
|
4437
|
|
|
if ($this->foster_parent === null) { |
|
4438
|
|
|
end($this->stack)->appendChild($node); |
|
4439
|
|
|
|
|
4440
|
|
|
} elseif ($this->foster_parent !== null) { |
|
4441
|
|
|
/* If the foster parent element is the parent element of the |
|
4442
|
|
|
last table element in the stack of open elements, then the new |
|
4443
|
|
|
node must be inserted immediately before the last table element |
|
4444
|
|
|
in the stack of open elements in the foster parent element; |
|
4445
|
|
|
otherwise, the new node must be appended to the foster parent |
|
4446
|
|
|
element. */ |
|
4447
|
|
|
for ($n = count($this->stack) - 1; $n >= 0; $n--) { |
|
4448
|
|
|
if ($this->stack[$n]->nodeName === 'table' && |
|
4449
|
|
|
$this->stack[$n]->parentNode !== null |
|
4450
|
|
|
) { |
|
4451
|
|
|
$table = $this->stack[$n]; |
|
4452
|
|
|
break; |
|
4453
|
|
|
} |
|
4454
|
|
|
} |
|
4455
|
|
|
|
|
4456
|
|
|
if (isset($table) && $this->foster_parent->isSameNode($table->parentNode)) { |
|
4457
|
|
|
$this->foster_parent->insertBefore($node, $table); |
|
4458
|
|
|
} else { |
|
4459
|
|
|
$this->foster_parent->appendChild($node); |
|
4460
|
|
|
} |
|
4461
|
|
|
|
|
4462
|
|
|
$this->foster_parent = null; |
|
4463
|
|
|
} |
|
4464
|
|
|
} |
|
4465
|
|
|
|
|
4466
|
|
|
private function elementInScope($el, $table = false) |
|
4467
|
|
|
{ |
|
4468
|
|
|
if (is_array($el)) { |
|
4469
|
|
|
foreach ($el as $element) { |
|
4470
|
|
|
if ($this->elementInScope($element, $table)) { |
|
4471
|
|
|
return true; |
|
4472
|
|
|
} |
|
4473
|
|
|
} |
|
4474
|
|
|
|
|
4475
|
|
|
return false; |
|
4476
|
|
|
} |
|
4477
|
|
|
|
|
4478
|
|
|
$leng = count($this->stack); |
|
4479
|
|
|
|
|
4480
|
|
|
for ($n = 0; $n < $leng; $n++) { |
|
4481
|
|
|
/* 1. Initialise node to be the current node (the bottommost node of |
|
4482
|
|
|
the stack). */ |
|
4483
|
|
|
$node = $this->stack[$leng - 1 - $n]; |
|
4484
|
|
|
|
|
4485
|
|
|
if ($node->tagName === $el) { |
|
4486
|
|
|
/* 2. If node is the target node, terminate in a match state. */ |
|
4487
|
|
|
return true; |
|
4488
|
|
|
|
|
4489
|
|
|
} elseif ($node->tagName === 'table') { |
|
4490
|
|
|
/* 3. Otherwise, if node is a table element, terminate in a failure |
|
4491
|
|
|
state. */ |
|
4492
|
|
|
return false; |
|
4493
|
|
|
|
|
4494
|
|
|
} elseif ($table === true && in_array( |
|
4495
|
|
|
$node->tagName, |
|
4496
|
|
|
array( |
|
4497
|
|
|
'caption', |
|
4498
|
|
|
'td', |
|
4499
|
|
|
'th', |
|
4500
|
|
|
'button', |
|
4501
|
|
|
'marquee', |
|
4502
|
|
|
'object' |
|
4503
|
|
|
) |
|
4504
|
|
|
) |
|
4505
|
|
|
) { |
|
4506
|
|
|
/* 4. Otherwise, if the algorithm is the "has an element in scope" |
|
4507
|
|
|
variant (rather than the "has an element in table scope" variant), |
|
4508
|
|
|
and node is one of the following, terminate in a failure state. */ |
|
4509
|
|
|
return false; |
|
4510
|
|
|
|
|
4511
|
|
|
} elseif ($node === $node->ownerDocument->documentElement) { |
|
4512
|
|
|
/* 5. Otherwise, if node is an html element (root element), terminate |
|
4513
|
|
|
in a failure state. (This can only happen if the node is the topmost |
|
4514
|
|
|
node of the stack of open elements, and prevents the next step from |
|
4515
|
|
|
being invoked if there are no more elements in the stack.) */ |
|
4516
|
|
|
return false; |
|
4517
|
|
|
} |
|
4518
|
|
|
|
|
4519
|
|
|
/* Otherwise, set node to the previous entry in the stack of open |
|
4520
|
|
|
elements and return to step 2. (This will never fail, since the loop |
|
4521
|
|
|
will always terminate in the previous step if the top of the stack |
|
4522
|
|
|
is reached.) */ |
|
4523
|
|
|
} |
|
4524
|
|
|
} |
|
4525
|
|
|
|
|
4526
|
|
|
private function reconstructActiveFormattingElements() |
|
4527
|
|
|
{ |
|
4528
|
|
|
/* 1. If there are no entries in the list of active formatting elements, |
|
4529
|
|
|
then there is nothing to reconstruct; stop this algorithm. */ |
|
4530
|
|
|
$formatting_elements = count($this->a_formatting); |
|
4531
|
|
|
|
|
4532
|
|
|
if ($formatting_elements === 0) { |
|
4533
|
|
|
return false; |
|
4534
|
|
|
} |
|
4535
|
|
|
|
|
4536
|
|
|
/* 3. Let entry be the last (most recently added) element in the list |
|
4537
|
|
|
of active formatting elements. */ |
|
4538
|
|
|
$entry = end($this->a_formatting); |
|
4539
|
|
|
|
|
4540
|
|
|
/* 2. If the last (most recently added) entry in the list of active |
|
4541
|
|
|
formatting elements is a marker, or if it is an element that is in the |
|
4542
|
|
|
stack of open elements, then there is nothing to reconstruct; stop this |
|
4543
|
|
|
algorithm. */ |
|
4544
|
|
|
if ($entry === self::MARKER || in_array($entry, $this->stack, true)) { |
|
4545
|
|
|
return false; |
|
4546
|
|
|
} |
|
4547
|
|
|
|
|
4548
|
|
|
for ($a = $formatting_elements - 1; $a >= 0; true) { |
|
4549
|
|
|
/* 4. If there are no entries before entry in the list of active |
|
4550
|
|
|
formatting elements, then jump to step 8. */ |
|
4551
|
|
|
if ($a === 0) { |
|
4552
|
|
|
$step_seven = false; |
|
4553
|
|
|
break; |
|
4554
|
|
|
} |
|
4555
|
|
|
|
|
4556
|
|
|
/* 5. Let entry be the entry one earlier than entry in the list of |
|
4557
|
|
|
active formatting elements. */ |
|
4558
|
|
|
$a--; |
|
4559
|
|
|
$entry = $this->a_formatting[$a]; |
|
4560
|
|
|
|
|
4561
|
|
|
/* 6. If entry is neither a marker nor an element that is also in |
|
4562
|
|
|
thetack of open elements, go to step 4. */ |
|
4563
|
|
|
if ($entry === self::MARKER || in_array($entry, $this->stack, true)) { |
|
4564
|
|
|
break; |
|
4565
|
|
|
} |
|
4566
|
|
|
} |
|
4567
|
|
|
|
|
4568
|
|
|
while (true) { |
|
4569
|
|
|
/* 7. Let entry be the element one later than entry in the list of |
|
4570
|
|
|
active formatting elements. */ |
|
4571
|
|
|
if (isset($step_seven) && $step_seven === true) { |
|
4572
|
|
|
$a++; |
|
4573
|
|
|
$entry = $this->a_formatting[$a]; |
|
4574
|
|
|
} |
|
4575
|
|
|
|
|
4576
|
|
|
/* 8. Perform a shallow clone of the element entry to obtain clone. */ |
|
4577
|
|
|
$clone = $entry->cloneNode(); |
|
4578
|
|
|
|
|
4579
|
|
|
/* 9. Append clone to the current node and push it onto the stack |
|
4580
|
|
|
of open elements so that it is the new current node. */ |
|
4581
|
|
|
end($this->stack)->appendChild($clone); |
|
4582
|
|
|
$this->stack[] = $clone; |
|
4583
|
|
|
|
|
4584
|
|
|
/* 10. Replace the entry for entry in the list with an entry for |
|
4585
|
|
|
clone. */ |
|
4586
|
|
|
$this->a_formatting[$a] = $clone; |
|
4587
|
|
|
|
|
4588
|
|
|
/* 11. If the entry for clone in the list of active formatting |
|
4589
|
|
|
elements is not the last entry in the list, return to step 7. */ |
|
4590
|
|
|
if (end($this->a_formatting) !== $clone) { |
|
4591
|
|
|
$step_seven = true; |
|
4592
|
|
|
} else { |
|
4593
|
|
|
break; |
|
4594
|
|
|
} |
|
4595
|
|
|
} |
|
4596
|
|
|
} |
|
4597
|
|
|
|
|
4598
|
|
|
private function clearTheActiveFormattingElementsUpToTheLastMarker() |
|
4599
|
|
|
{ |
|
4600
|
|
|
/* When the steps below require the UA to clear the list of active |
|
4601
|
|
|
formatting elements up to the last marker, the UA must perform the |
|
4602
|
|
|
following steps: */ |
|
4603
|
|
|
|
|
4604
|
|
|
while (true) { |
|
4605
|
|
|
/* 1. Let entry be the last (most recently added) entry in the list |
|
4606
|
|
|
of active formatting elements. */ |
|
4607
|
|
|
$entry = end($this->a_formatting); |
|
4608
|
|
|
|
|
4609
|
|
|
/* 2. Remove entry from the list of active formatting elements. */ |
|
4610
|
|
|
array_pop($this->a_formatting); |
|
4611
|
|
|
|
|
4612
|
|
|
/* 3. If entry was a marker, then stop the algorithm at this point. |
|
4613
|
|
|
The list has been cleared up to the last marker. */ |
|
4614
|
|
|
if ($entry === self::MARKER) { |
|
4615
|
|
|
break; |
|
4616
|
|
|
} |
|
4617
|
|
|
} |
|
4618
|
|
|
} |
|
4619
|
|
|
|
|
4620
|
|
|
private function generateImpliedEndTags($exclude = array()) |
|
4621
|
|
|
{ |
|
4622
|
|
|
/* When the steps below require the UA to generate implied end tags, |
|
4623
|
|
|
then, if the current node is a dd element, a dt element, an li element, |
|
4624
|
|
|
a p element, a td element, a th element, or a tr element, the UA must |
|
4625
|
|
|
act as if an end tag with the respective tag name had been seen and |
|
4626
|
|
|
then generate implied end tags again. */ |
|
4627
|
|
|
$node = end($this->stack); |
|
|
|
|
|
|
4628
|
|
|
$elements = array_diff(array('dd', 'dt', 'li', 'p', 'td', 'th', 'tr'), $exclude); |
|
4629
|
|
|
|
|
4630
|
|
|
while (in_array(end($this->stack)->nodeName, $elements)) { |
|
4631
|
|
|
array_pop($this->stack); |
|
4632
|
|
|
} |
|
4633
|
|
|
} |
|
4634
|
|
|
|
|
4635
|
|
|
private function getElementCategory($node) |
|
4636
|
|
|
{ |
|
4637
|
|
|
$name = $node->tagName; |
|
4638
|
|
|
if (in_array($name, $this->special)) { |
|
4639
|
|
|
return self::SPECIAL; |
|
4640
|
|
|
} elseif (in_array($name, $this->scoping)) { |
|
4641
|
|
|
return self::SCOPING; |
|
4642
|
|
|
} elseif (in_array($name, $this->formatting)) { |
|
4643
|
|
|
return self::FORMATTING; |
|
4644
|
|
|
} else { |
|
4645
|
|
|
return self::PHRASING; |
|
4646
|
|
|
} |
|
4647
|
|
|
} |
|
4648
|
|
|
|
|
4649
|
|
|
private function clearStackToTableContext($elements) |
|
4650
|
|
|
{ |
|
4651
|
|
|
/* When the steps above require the UA to clear the stack back to a |
|
4652
|
|
|
table context, it means that the UA must, while the current node is not |
|
4653
|
|
|
a table element or an html element, pop elements from the stack of open |
|
4654
|
|
|
elements. If this causes any elements to be popped from the stack, then |
|
4655
|
|
|
this is a parse error. */ |
|
4656
|
|
|
while (true) { |
|
4657
|
|
|
$node = end($this->stack)->nodeName; |
|
4658
|
|
|
|
|
4659
|
|
|
if (in_array($node, $elements)) { |
|
4660
|
|
|
break; |
|
4661
|
|
|
} else { |
|
4662
|
|
|
array_pop($this->stack); |
|
4663
|
|
|
} |
|
4664
|
|
|
} |
|
4665
|
|
|
} |
|
4666
|
|
|
|
|
4667
|
|
|
private function resetInsertionMode() |
|
4668
|
|
|
{ |
|
4669
|
|
|
/* 1. Let last be false. */ |
|
4670
|
|
|
$last = false; |
|
4671
|
|
|
$leng = count($this->stack); |
|
4672
|
|
|
|
|
4673
|
|
|
for ($n = $leng - 1; $n >= 0; $n--) { |
|
4674
|
|
|
/* 2. Let node be the last node in the stack of open elements. */ |
|
4675
|
|
|
$node = $this->stack[$n]; |
|
4676
|
|
|
|
|
4677
|
|
|
/* 3. If node is the first node in the stack of open elements, then |
|
4678
|
|
|
set last to true. If the element whose innerHTML attribute is being |
|
4679
|
|
|
set is neither a td element nor a th element, then set node to the |
|
4680
|
|
|
element whose innerHTML attribute is being set. (innerHTML case) */ |
|
4681
|
|
|
if ($this->stack[0]->isSameNode($node)) { |
|
4682
|
|
|
$last = true; |
|
4683
|
|
|
} |
|
4684
|
|
|
|
|
4685
|
|
|
/* 4. If node is a select element, then switch the insertion mode to |
|
4686
|
|
|
"in select" and abort these steps. (innerHTML case) */ |
|
4687
|
|
|
if ($node->nodeName === 'select') { |
|
4688
|
|
|
$this->mode = self::IN_SELECT; |
|
4689
|
|
|
break; |
|
4690
|
|
|
|
|
4691
|
|
|
/* 5. If node is a td or th element, then switch the insertion mode |
|
4692
|
|
|
to "in cell" and abort these steps. */ |
|
4693
|
|
|
} elseif ($node->nodeName === 'td' || $node->nodeName === 'th') { |
|
4694
|
|
|
$this->mode = self::IN_CELL; |
|
4695
|
|
|
break; |
|
4696
|
|
|
|
|
4697
|
|
|
/* 6. If node is a tr element, then switch the insertion mode to |
|
4698
|
|
|
"in row" and abort these steps. */ |
|
4699
|
|
|
} elseif ($node->nodeName === 'tr') { |
|
4700
|
|
|
$this->mode = self::IN_ROW; |
|
4701
|
|
|
break; |
|
4702
|
|
|
|
|
4703
|
|
|
/* 7. If node is a tbody, thead, or tfoot element, then switch the |
|
4704
|
|
|
insertion mode to "in table body" and abort these steps. */ |
|
4705
|
|
|
} elseif (in_array($node->nodeName, array('tbody', 'thead', 'tfoot'))) { |
|
4706
|
|
|
$this->mode = self::IN_TBODY; |
|
4707
|
|
|
break; |
|
4708
|
|
|
|
|
4709
|
|
|
/* 8. If node is a caption element, then switch the insertion mode |
|
4710
|
|
|
to "in caption" and abort these steps. */ |
|
4711
|
|
|
} elseif ($node->nodeName === 'caption') { |
|
4712
|
|
|
$this->mode = self::IN_CAPTION; |
|
4713
|
|
|
break; |
|
4714
|
|
|
|
|
4715
|
|
|
/* 9. If node is a colgroup element, then switch the insertion mode |
|
4716
|
|
|
to "in column group" and abort these steps. (innerHTML case) */ |
|
4717
|
|
|
} elseif ($node->nodeName === 'colgroup') { |
|
4718
|
|
|
$this->mode = self::IN_CGROUP; |
|
4719
|
|
|
break; |
|
4720
|
|
|
|
|
4721
|
|
|
/* 10. If node is a table element, then switch the insertion mode |
|
4722
|
|
|
to "in table" and abort these steps. */ |
|
4723
|
|
|
} elseif ($node->nodeName === 'table') { |
|
4724
|
|
|
$this->mode = self::IN_TABLE; |
|
4725
|
|
|
break; |
|
4726
|
|
|
|
|
4727
|
|
|
/* 11. If node is a head element, then switch the insertion mode |
|
4728
|
|
|
to "in body" ("in body"! not "in head"!) and abort these steps. |
|
4729
|
|
|
(innerHTML case) */ |
|
4730
|
|
|
} elseif ($node->nodeName === 'head') { |
|
4731
|
|
|
$this->mode = self::IN_BODY; |
|
4732
|
|
|
break; |
|
4733
|
|
|
|
|
4734
|
|
|
/* 12. If node is a body element, then switch the insertion mode to |
|
4735
|
|
|
"in body" and abort these steps. */ |
|
4736
|
|
|
} elseif ($node->nodeName === 'body') { |
|
4737
|
|
|
$this->mode = self::IN_BODY; |
|
4738
|
|
|
break; |
|
4739
|
|
|
|
|
4740
|
|
|
/* 13. If node is a frameset element, then switch the insertion |
|
4741
|
|
|
mode to "in frameset" and abort these steps. (innerHTML case) */ |
|
4742
|
|
|
} elseif ($node->nodeName === 'frameset') { |
|
4743
|
|
|
$this->mode = self::IN_FRAME; |
|
4744
|
|
|
break; |
|
4745
|
|
|
|
|
4746
|
|
|
/* 14. If node is an html element, then: if the head element |
|
4747
|
|
|
pointer is null, switch the insertion mode to "before head", |
|
4748
|
|
|
otherwise, switch the insertion mode to "after head". In either |
|
4749
|
|
|
case, abort these steps. (innerHTML case) */ |
|
4750
|
|
|
} elseif ($node->nodeName === 'html') { |
|
4751
|
|
|
$this->mode = ($this->head_pointer === null) |
|
4752
|
|
|
? self::BEFOR_HEAD |
|
4753
|
|
|
: self::AFTER_HEAD; |
|
4754
|
|
|
|
|
4755
|
|
|
break; |
|
4756
|
|
|
|
|
4757
|
|
|
/* 15. If last is true, then set the insertion mode to "in body" |
|
4758
|
|
|
and abort these steps. (innerHTML case) */ |
|
4759
|
|
|
} elseif ($last) { |
|
4760
|
|
|
$this->mode = self::IN_BODY; |
|
4761
|
|
|
break; |
|
4762
|
|
|
} |
|
4763
|
|
|
} |
|
4764
|
|
|
} |
|
4765
|
|
|
|
|
4766
|
|
|
private function closeCell() |
|
4767
|
|
|
{ |
|
4768
|
|
|
/* If the stack of open elements has a td or th element in table scope, |
|
4769
|
|
|
then act as if an end tag token with that tag name had been seen. */ |
|
4770
|
|
|
foreach (array('td', 'th') as $cell) { |
|
4771
|
|
|
if ($this->elementInScope($cell, true)) { |
|
4772
|
|
|
$this->inCell( |
|
4773
|
|
|
array( |
|
4774
|
|
|
'name' => $cell, |
|
4775
|
|
|
'type' => HTML5::ENDTAG |
|
4776
|
|
|
) |
|
4777
|
|
|
); |
|
4778
|
|
|
|
|
4779
|
|
|
break; |
|
4780
|
|
|
} |
|
4781
|
|
|
} |
|
4782
|
|
|
} |
|
4783
|
|
|
|
|
4784
|
|
|
public function save() |
|
4785
|
|
|
{ |
|
4786
|
|
|
return $this->dom; |
|
4787
|
|
|
} |
|
4788
|
|
|
} |
|
4789
|
|
|
|
XOOPS /
XoopsCore25
Loading history...
