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urlmon: Recognize <body> tag in FindMimeFromData function.
[wine/multimedia.git] / dlls / jscript / date.c
blobd40d80f26de02d0df87d9e4c308e6175dabc2e11
1 /*
2 * Copyright 2008 Jacek Caban for CodeWeavers
3 * Copyright 2009 Piotr Caban
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 */
19
20 #include "config.h"
21 #include "wine/port.h"
22
23 #include <limits.h>
24 #include <math.h>
25 #include <assert.h>
26
27 #include "jscript.h"
28
29 #include "wine/debug.h"
30
31 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
32
33 /* 1601 to 1970 is 369 years plus 89 leap days */
34 #define TIME_EPOCH ((ULONGLONG)(369 * 365 + 89) * 86400 * 1000)
35
36 typedef struct {
37 jsdisp_t dispex;
38
39 /* ECMA-262 3rd Edition 15.9.1.1 */
40 DOUBLE time;
41
42 LONG bias;
43 SYSTEMTIME standardDate;
44 LONG standardBias;
45 SYSTEMTIME daylightDate;
46 LONG daylightBias;
47 } DateInstance;
48
49 static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
50 static const WCHAR toLocaleStringW[] = {'t','o','L','o','c','a','l','e','S','t','r','i','n','g',0};
51 static const WCHAR propertyIsEnumerableW[] =
52 {'p','r','o','p','e','r','t','y','I','s','E','n','u','m','e','r','a','b','l','e',0};
53 static const WCHAR isPrototypeOfW[] = {'i','s','P','r','o','t','o','t','y','p','e','O','f',0};
54 static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
55 static const WCHAR toUTCStringW[] = {'t','o','U','T','C','S','t','r','i','n','g',0};
56 static const WCHAR toGMTStringW[] = {'t','o','G','M','T','S','t','r','i','n','g',0};
57 static const WCHAR toDateStringW[] = {'t','o','D','a','t','e','S','t','r','i','n','g',0};
58 static const WCHAR toTimeStringW[] = {'t','o','T','i','m','e','S','t','r','i','n','g',0};
59 static const WCHAR toLocaleDateStringW[] = {'t','o','L','o','c','a','l','e','D','a','t','e','S','t','r','i','n','g',0};
60 static const WCHAR toLocaleTimeStringW[] = {'t','o','L','o','c','a','l','e','T','i','m','e','S','t','r','i','n','g',0};
61 static const WCHAR getTimeW[] = {'g','e','t','T','i','m','e',0};
62 static const WCHAR getFullYearW[] = {'g','e','t','F','u','l','l','Y','e','a','r',0};
63 static const WCHAR getUTCFullYearW[] = {'g','e','t','U','T','C','F','u','l','l','Y','e','a','r',0};
64 static const WCHAR getMonthW[] = {'g','e','t','M','o','n','t','h',0};
65 static const WCHAR getUTCMonthW[] = {'g','e','t','U','T','C','M','o','n','t','h',0};
66 static const WCHAR getDateW[] = {'g','e','t','D','a','t','e',0};
67 static const WCHAR getUTCDateW[] = {'g','e','t','U','T','C','D','a','t','e',0};
68 static const WCHAR getDayW[] = {'g','e','t','D','a','y',0};
69 static const WCHAR getUTCDayW[] = {'g','e','t','U','T','C','D','a','y',0};
70 static const WCHAR getHoursW[] = {'g','e','t','H','o','u','r','s',0};
71 static const WCHAR getUTCHoursW[] = {'g','e','t','U','T','C','H','o','u','r','s',0};
72 static const WCHAR getMinutesW[] = {'g','e','t','M','i','n','u','t','e','s',0};
73 static const WCHAR getUTCMinutesW[] = {'g','e','t','U','T','C','M','i','n','u','t','e','s',0};
74 static const WCHAR getSecondsW[] = {'g','e','t','S','e','c','o','n','d','s',0};
75 static const WCHAR getUTCSecondsW[] = {'g','e','t','U','T','C','S','e','c','o','n','d','s',0};
76 static const WCHAR getMillisecondsW[] = {'g','e','t','M','i','l','l','i','s','e','c','o','n','d','s',0};
77 static const WCHAR getUTCMillisecondsW[] = {'g','e','t','U','T','C','M','i','l','l','i','s','e','c','o','n','d','s',0};
78 static const WCHAR getTimezoneOffsetW[] = {'g','e','t','T','i','m','e','z','o','n','e','O','f','f','s','e','t',0};
79 static const WCHAR setTimeW[] = {'s','e','t','T','i','m','e',0};
80 static const WCHAR setMillisecondsW[] = {'s','e','t','M','i','l','l','i','s','e','c','o','n','d','s',0};
81 static const WCHAR setUTCMillisecondsW[] = {'s','e','t','U','T','C','M','i','l','l','i','s','e','c','o','n','d','s',0};
82 static const WCHAR setSecondsW[] = {'s','e','t','S','e','c','o','n','d','s',0};
83 static const WCHAR setUTCSecondsW[] = {'s','e','t','U','T','C','S','e','c','o','n','d','s',0};
84 static const WCHAR setMinutesW[] = {'s','e','t','M','i','n','u','t','e','s',0};
85 static const WCHAR setUTCMinutesW[] = {'s','e','t','U','T','C','M','i','n','u','t','e','s',0};
86 static const WCHAR setHoursW[] = {'s','e','t','H','o','u','r','s',0};
87 static const WCHAR setUTCHoursW[] = {'s','e','t','U','T','C','H','o','u','r','s',0};
88 static const WCHAR setDateW[] = {'s','e','t','D','a','t','e',0};
89 static const WCHAR setUTCDateW[] = {'s','e','t','U','T','C','D','a','t','e',0};
90 static const WCHAR setMonthW[] = {'s','e','t','M','o','n','t','h',0};
91 static const WCHAR setUTCMonthW[] = {'s','e','t','U','T','C','M','o','n','t','h',0};
92 static const WCHAR setFullYearW[] = {'s','e','t','F','u','l','l','Y','e','a','r',0};
93 static const WCHAR setUTCFullYearW[] = {'s','e','t','U','T','C','F','u','l','l','Y','e','a','r',0};
94 static const WCHAR getYearW[] = {'g','e','t','Y','e','a','r',0};
95 static const WCHAR setYearW[] = {'s','e','t','Y','e','a','r',0};
96
97 static const WCHAR UTCW[] = {'U','T','C',0};
98 static const WCHAR parseW[] = {'p','a','r','s','e',0};
99
100 static inline DateInstance *date_this(vdisp_t *jsthis)
101 {
102 return is_vclass(jsthis, JSCLASS_DATE) ? (DateInstance*)jsthis->u.jsdisp : NULL;
103 }
104
105 /*ECMA-262 3rd Edition 15.9.1.2 */
106 #define MS_PER_DAY 86400000
107 #define MS_PER_HOUR 3600000
108 #define MS_PER_MINUTE 60000
109
110 /* ECMA-262 3rd Edition 15.9.1.2 */
111 static inline DOUBLE day(DOUBLE time)
112 {
113 return floor(time / MS_PER_DAY);
114 }
115
116 /* ECMA-262 3rd Edition 15.9.1.2 */
117 static inline DOUBLE time_within_day(DOUBLE time)
118 {
119 DOUBLE ret;
120
121 ret = fmod(time, MS_PER_DAY);
122 if(ret < 0)
123 ret += MS_PER_DAY;
124
125 return ret;
126 }
127
128 /* ECMA-262 3rd Edition 15.9.1.3 */
129 static inline DOUBLE days_in_year(DOUBLE year)
130 {
131 int y;
132
133 if(year != (int)year)
134 return NAN;
135
136 y = year;
137 if(y%4 != 0) return 365;
138 if(y%100 != 0) return 366;
139 if(y%400 != 0) return 365;
140 return 366;
141 }
142
143 /* ECMA-262 3rd Edition 15.9.1.3 */
144 static inline DOUBLE day_from_year(DOUBLE year)
145 {
146 if(year != (int)year)
147 return NAN;
148
149 return floor(365.0*(year-1970) + floor((year-1969)/4)
150 - floor((year-1901)/100) + floor((year-1601)/400));
151 }
152
153 static inline int day_from_month(int month, int in_leap_year)
154 {
155 switch(month)
156 {
157 case 0:
158 return 0;
159 case 1:
160 return 31;
161 case 2:
162 return 59+in_leap_year;
163 case 3:
164 return 90+in_leap_year;
165 case 4:
166 return 120+in_leap_year;
167 case 5:
168 return 151+in_leap_year;
169 case 6:
170 return 181+in_leap_year;
171 case 7:
172 return 212+in_leap_year;
173 case 8:
174 return 243+in_leap_year;
175 case 9:
176 return 273+in_leap_year;
177 case 10:
178 return 304+in_leap_year;
179 default:
180 return 334+in_leap_year;
181 }
182 }
183
184 /* ECMA-262 3rd Edition 15.9.1.3 */
185 static inline DOUBLE time_from_year(DOUBLE year)
186 {
187 return MS_PER_DAY*day_from_year(year);
188 }
189
190 /* ECMA-262 3rd Edition 15.9.1.3 */
191 static inline DOUBLE year_from_time(DOUBLE time)
192 {
193 int y;
194
195 if(isnan(time))
196 return NAN;
197
198 y = 1970 + time/365.25/MS_PER_DAY;
199
200 if(time_from_year(y) > time)
201 while(time_from_year(y) > time) y--;
202 else
203 while(time_from_year(y+1)<=time) y++;
204
205 return y;
206 }
207
208 /* ECMA-262 3rd Edition 15.9.1.3 */
209 static inline int in_leap_year(DOUBLE time)
210 {
211 if(days_in_year(year_from_time(time))==366)
212 return 1;
213 return 0;
214 }
215
216 /* ECMA-262 3rd Edition 15.9.1.4 */
217 static inline int day_within_year(DOUBLE time)
218 {
219 return day(time) - day_from_year(year_from_time(time));
220 }
221
222 /* ECMA-262 3rd Edition 15.9.1.4 */
223 static inline DOUBLE month_from_time(DOUBLE time)
224 {
225 int ily = in_leap_year(time);
226 int dwy = day_within_year(time);
227
228 if(isnan(time))
229 return NAN;
230
231 if(0<=dwy && dwy<31) return 0;
232 if(dwy < 59+ily) return 1;
233 if(dwy < 90+ily) return 2;
234 if(dwy < 120+ily) return 3;
235 if(dwy < 151+ily) return 4;
236 if(dwy < 181+ily) return 5;
237 if(dwy < 212+ily) return 6;
238 if(dwy < 243+ily) return 7;
239 if(dwy < 273+ily) return 8;
240 if(dwy < 304+ily) return 9;
241 if(dwy < 334+ily) return 10;
242 return 11;
243 }
244
245 /* ECMA-262 3rd Edition 15.9.1.5 */
246 static inline DOUBLE date_from_time(DOUBLE time)
247 {
248 int dwy = day_within_year(time);
249 int ily = in_leap_year(time);
250 int mft = month_from_time(time);
251
252 if(isnan(time))
253 return NAN;
254
255 if(mft==0) return dwy+1;
256 if(mft==1) return dwy-30;
257 if(mft==2) return dwy-58-ily;
258 if(mft==3) return dwy-89-ily;
259 if(mft==4) return dwy-119-ily;
260 if(mft==5) return dwy-150-ily;
261 if(mft==6) return dwy-180-ily;
262 if(mft==7) return dwy-211-ily;
263 if(mft==8) return dwy-242-ily;
264 if(mft==9) return dwy-272-ily;
265 if(mft==10) return dwy-303-ily;
266 return dwy-333-ily;
267 }
268
269 /* ECMA-262 3rd Edition 15.9.1.6 */
270 static inline DOUBLE week_day(DOUBLE time)
271 {
272 DOUBLE ret;
273
274 if(isnan(time))
275 return NAN;
276
277 ret = fmod(day(time)+4, 7);
278 if(ret<0) ret += 7;
279
280 return ret;
281 }
282
283 static inline DOUBLE convert_time(int year, SYSTEMTIME st)
284 {
285 DOUBLE time;
286 int set_week_day;
287
288 if(st.wMonth == 0)
289 return NAN;
290
291 if(st.wYear != 0)
292 year = st.wYear;
293
294 time = time_from_year(year);
295 time += (DOUBLE)day_from_month(st.wMonth-1, in_leap_year(time)) * MS_PER_DAY;
296
297 if(st.wYear == 0) {
298 set_week_day = st.wDayOfWeek-week_day(time);
299 if(set_week_day < 0)
300 set_week_day += 7;
301 time += set_week_day * MS_PER_DAY;
302
303 time += (DOUBLE)(st.wDay-1) * 7 * MS_PER_DAY;
304 if(month_from_time(time) != st.wMonth-1)
305 time -= 7 * MS_PER_DAY;
306 }
307 else
308 time += st.wDay * MS_PER_DAY;
309
310 time += st.wHour * MS_PER_HOUR;
311 time += st.wMinute * MS_PER_MINUTE;
312
313 return time;
314 }
315
316 /* ECMA-262 3rd Edition 15.9.1.9 */
317 static inline DOUBLE daylight_saving_ta(DOUBLE time, DateInstance *date)
318 {
319 int year = year_from_time(time);
320 DOUBLE standardTime, daylightTime;
321
322 if(isnan(time))
323 return 0;
324
325 standardTime = convert_time(year, date->standardDate);
326 daylightTime = convert_time(year, date->daylightDate);
327
328 if(isnan(standardTime) || isnan(daylightTime))
329 return 0;
330 else if(standardTime > daylightTime) {
331 if(daylightTime <= time && time < standardTime)
332 return date->daylightBias;
333
334 return date->standardBias;
335 }
336 else {
337 if(standardTime <= time && time < daylightTime)
338 return date->standardBias;
339
340 return date->daylightBias;
341 }
342 }
343
344 /* ECMA-262 3rd Edition 15.9.1.9 */
345 static inline DOUBLE local_time(DOUBLE time, DateInstance *date)
346 {
347 return time - (daylight_saving_ta(time, date)+date->bias)*MS_PER_MINUTE;
348 }
349
350 /* ECMA-262 3rd Edition 15.9.1.9 */
351 static inline DOUBLE utc(DOUBLE time, DateInstance *date)
352 {
353 time += date->bias * MS_PER_MINUTE;
354 return time + daylight_saving_ta(time, date)*MS_PER_MINUTE;
355 }
356
357 /* ECMA-262 3rd Edition 15.9.1.10 */
358 static inline DOUBLE hour_from_time(DOUBLE time)
359 {
360 DOUBLE ret;
361
362 if(isnan(time))
363 return NAN;
364
365 ret = fmod(floor(time/MS_PER_HOUR), 24);
366 if(ret<0) ret += 24;
367
368 return ret;
369 }
370
371 /* ECMA-262 3rd Edition 15.9.1.10 */
372 static inline DOUBLE min_from_time(DOUBLE time)
373 {
374 DOUBLE ret;
375
376 if(isnan(time))
377 return NAN;
378
379 ret = fmod(floor(time/MS_PER_MINUTE), 60);
380 if(ret<0) ret += 60;
381
382 return ret;
383 }
384
385 /* ECMA-262 3rd Edition 15.9.1.10 */
386 static inline DOUBLE sec_from_time(DOUBLE time)
387 {
388 DOUBLE ret;
389
390 if(isnan(time))
391 return NAN;
392
393 ret = fmod(floor(time/1000), 60);
394 if(ret<0) ret += 60;
395
396 return ret;
397 }
398
399 /* ECMA-262 3rd Edition 15.9.1.10 */
400 static inline DOUBLE ms_from_time(DOUBLE time)
401 {
402 DOUBLE ret;
403
404 if(isnan(time))
405 return NAN;
406
407 ret = fmod(time, 1000);
408 if(ret<0) ret += 1000;
409
410 return ret;
411 }
412
413 /* ECMA-262 3rd Edition 15.9.1.11 */
414 static inline DOUBLE make_time(DOUBLE hour, DOUBLE min, DOUBLE sec, DOUBLE ms)
415 {
416 return hour*MS_PER_HOUR + min*MS_PER_MINUTE + sec*1000 + ms;
417 }
418
419 /* ECMA-262 3rd Edition 15.9.1.12 */
420 static inline DOUBLE make_day(DOUBLE year, DOUBLE month, DOUBLE day)
421 {
422 DOUBLE time;
423
424 year += floor(month/12);
425
426 month = fmod(month, 12);
427 if(month<0) month += 12;
428
429 time = time_from_year(year);
430
431 day += floor(time / MS_PER_DAY);
432 day += day_from_month(month, in_leap_year(time));
433
434 return day-1;
435 }
436
437 /* ECMA-262 3rd Edition 15.9.1.13 */
438 static inline DOUBLE make_date(DOUBLE day, DOUBLE time)
439 {
440 return day*MS_PER_DAY + time;
441 }
442
443 /* ECMA-262 3rd Edition 15.9.1.14 */
444 static inline DOUBLE time_clip(DOUBLE time)
445 {
446 if(8.64e15 < time || time < -8.64e15) {
447 return NAN;
448 }
449
450 return floor(time);
451 }
452
453 static SYSTEMTIME create_systemtime(DOUBLE time)
454 {
455 SYSTEMTIME st;
456
457 st.wYear = year_from_time(time);
458 st.wMonth = month_from_time(time) + 1;
459 st.wDayOfWeek = week_day(time);
460 st.wDay = date_from_time(time);
461 st.wHour = hour_from_time(time);
462 st.wMinute = min_from_time(time);
463 st.wSecond = sec_from_time(time);
464 st.wMilliseconds = ms_from_time(time);
465
466 return st;
467 }
468
469 static inline HRESULT date_to_string(DOUBLE time, BOOL show_offset, int offset, jsval_t *r)
470 {
471 static const WCHAR formatW[] = { '%','s',' ','%','s',' ','%','d',' ',
472 '%','0','2','d',':','%','0','2','d',':','%','0','2','d',' ',
473 'U','T','C','%','c','%','0','2','d','%','0','2','d',' ','%','d','%','s',0 };
474 static const WCHAR formatUTCW[] = { '%','s',' ','%','s',' ','%','d',' ',
475 '%','0','2','d',':','%','0','2','d',':','%','0','2','d',' ',
476 'U','T','C',' ','%','d','%','s',0 };
477 static const WCHAR formatNoOffsetW[] = { '%','s',' ','%','s',' ',
478 '%','d',' ','%','0','2','d',':','%','0','2','d',':',
479 '%','0','2','d',' ','%','d','%','s',0 };
480 static const WCHAR ADW[] = { 0 };
481 static const WCHAR BCW[] = { ' ','B','.','C','.',0 };
482
483 static const DWORD week_ids[] = { LOCALE_SABBREVDAYNAME7, LOCALE_SABBREVDAYNAME1,
484 LOCALE_SABBREVDAYNAME2, LOCALE_SABBREVDAYNAME3, LOCALE_SABBREVDAYNAME4,
485 LOCALE_SABBREVDAYNAME5, LOCALE_SABBREVDAYNAME6 };
486 static const DWORD month_ids[] = { LOCALE_SABBREVMONTHNAME1, LOCALE_SABBREVMONTHNAME2,
487 LOCALE_SABBREVMONTHNAME3, LOCALE_SABBREVMONTHNAME4,
488 LOCALE_SABBREVMONTHNAME5, LOCALE_SABBREVMONTHNAME6,
489 LOCALE_SABBREVMONTHNAME7, LOCALE_SABBREVMONTHNAME8,
490 LOCALE_SABBREVMONTHNAME9, LOCALE_SABBREVMONTHNAME10,
491 LOCALE_SABBREVMONTHNAME11, LOCALE_SABBREVMONTHNAME12 };
492
493 BOOL formatAD = TRUE;
494 WCHAR week[64], month[64];
495 jsstr_t *date_jsstr;
496 int len, size, year, day;
497 DWORD lcid_en;
498 WCHAR sign = '-';
499
500 if(isnan(time)) {
501 if(r)
502 *r = jsval_string(jsstr_nan());
503 return S_OK;
504 }
505
506 if(r) {
507 WCHAR *date_str;
508
509 len = 21;
510
511 lcid_en = MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT);
512
513 size = GetLocaleInfoW(lcid_en, week_ids[(int)week_day(time)], week, sizeof(week)/sizeof(*week));
514 assert(size);
515 len += size-1;
516
517 size = GetLocaleInfoW(lcid_en, month_ids[(int)month_from_time(time)], month, sizeof(month)/sizeof(*month));
518 len += size-1;
519
520 year = year_from_time(time);
521 if(year<0)
522 year = -year+1;
523 do {
524 year /= 10;
525 len++;
526 } while(year);
527
528 year = year_from_time(time);
529 if(year<0) {
530 formatAD = FALSE;
531 year = -year+1;
532 len += 5;
533 }
534
535 day = date_from_time(time);
536 do {
537 day /= 10;
538 len++;
539 } while(day);
540 day = date_from_time(time);
541
542 if(!show_offset) len -= 9;
543 else if(offset == 0) len -= 5;
544 else if(offset < 0) {
545 sign = '+';
546 offset = -offset;
547 }
548
549 date_str = jsstr_alloc_buf(len, &date_jsstr);
550 if(!date_str)
551 return E_OUTOFMEMORY;
552
553 if(!show_offset)
554 sprintfW(date_str, formatNoOffsetW, week, month, day,
555 (int)hour_from_time(time), (int)min_from_time(time),
556 (int)sec_from_time(time), year, formatAD?ADW:BCW);
557 else if(offset)
558 sprintfW(date_str, formatW, week, month, day,
559 (int)hour_from_time(time), (int)min_from_time(time),
560 (int)sec_from_time(time), sign, offset/60, offset%60,
561 year, formatAD?ADW:BCW);
562 else
563 sprintfW(date_str, formatUTCW, week, month, day,
564 (int)hour_from_time(time), (int)min_from_time(time),
565 (int)sec_from_time(time), year, formatAD?ADW:BCW);
566
567 *r = jsval_string(date_jsstr);
568 }
569 return S_OK;
570 }
571
572 /* ECMA-262 3rd Edition 15.9.1.2 */
573 static HRESULT dateobj_to_string(DateInstance *date, jsval_t *r)
574 {
575 DOUBLE time;
576 int offset;
577
578 time = local_time(date->time, date);
579 offset = date->bias +
580 daylight_saving_ta(time, date);
581
582 return date_to_string(time, TRUE, offset, r);
583 }
584
585 static HRESULT Date_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
586 {
587 DateInstance *date;
588
589 TRACE("\n");
590
591 if(!(date = date_this(jsthis)))
592 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
593
594 return dateobj_to_string(date, r);
595 }
596
597 /* ECMA-262 3rd Edition 15.9.1.5 */
598 static HRESULT Date_toLocaleString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
599 jsval_t *r)
600 {
601 SYSTEMTIME st;
602 DateInstance *date;
603 jsstr_t *date_str;
604 int date_len, time_len;
605
606 TRACE("\n");
607
608 if(!(date = date_this(jsthis)))
609 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
610
611 if(isnan(date->time)) {
612 if(r)
613 *r = jsval_string(jsstr_nan());
614 return S_OK;
615 }
616
617 st = create_systemtime(local_time(date->time, date));
618
619 if(st.wYear<1601 || st.wYear>9999)
620 return dateobj_to_string(date, r);
621
622 if(r) {
623 WCHAR *ptr;
624
625 date_len = GetDateFormatW(ctx->lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
626 time_len = GetTimeFormatW(ctx->lcid, 0, &st, NULL, NULL, 0);
627
628 ptr = jsstr_alloc_buf(date_len+time_len-1, &date_str);
629 if(!date_str)
630 return E_OUTOFMEMORY;
631
632 GetDateFormatW(ctx->lcid, DATE_LONGDATE, &st, NULL, ptr, date_len);
633 GetTimeFormatW(ctx->lcid, 0, &st, NULL, ptr+date_len, time_len);
634 ptr[date_len-1] = ' ';
635
636 *r = jsval_string(date_str);
637 }
638 return S_OK;
639 }
640
641 static HRESULT Date_valueOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
642 jsval_t *r)
643 {
644 DateInstance *date;
645
646 TRACE("\n");
647
648 if(!(date = date_this(jsthis)))
649 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
650
651 if(r)
652 *r = jsval_number(date->time);
653 return S_OK;
654 }
655
656 static inline HRESULT create_utc_string(script_ctx_t *ctx, vdisp_t *jsthis, jsval_t *r)
657 {
658 static const WCHAR formatADW[] = { '%','s',',',' ','%','d',' ','%','s',' ','%','d',' ',
659 '%','0','2','d',':','%','0','2','d',':','%','0','2','d',' ','U','T','C',0 };
660 static const WCHAR formatBCW[] = { '%','s',',',' ','%','d',' ','%','s',' ','%','d',' ','B','.','C','.',' ',
661 '%','0','2','d',':','%','0','2','d',':','%','0','2','d',' ','U','T','C',0 };
662
663 static const DWORD week_ids[] = { LOCALE_SABBREVDAYNAME7, LOCALE_SABBREVDAYNAME1,
664 LOCALE_SABBREVDAYNAME2, LOCALE_SABBREVDAYNAME3, LOCALE_SABBREVDAYNAME4,
665 LOCALE_SABBREVDAYNAME5, LOCALE_SABBREVDAYNAME6 };
666 static const DWORD month_ids[] = { LOCALE_SABBREVMONTHNAME1, LOCALE_SABBREVMONTHNAME2,
667 LOCALE_SABBREVMONTHNAME3, LOCALE_SABBREVMONTHNAME4,
668 LOCALE_SABBREVMONTHNAME5, LOCALE_SABBREVMONTHNAME6,
669 LOCALE_SABBREVMONTHNAME7, LOCALE_SABBREVMONTHNAME8,
670 LOCALE_SABBREVMONTHNAME9, LOCALE_SABBREVMONTHNAME10,
671 LOCALE_SABBREVMONTHNAME11, LOCALE_SABBREVMONTHNAME12 };
672
673 BOOL formatAD = TRUE;
674 WCHAR week[64], month[64];
675 DateInstance *date;
676 jsstr_t *date_str;
677 int len, size, year, day;
678 DWORD lcid_en;
679
680 if(!(date = date_this(jsthis)))
681 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
682
683 if(isnan(date->time)) {
684 if(r)
685 *r = jsval_string(jsstr_nan());
686 return S_OK;
687 }
688
689 if(r) {
690 WCHAR *ptr;
691
692 len = 17;
693
694 lcid_en = MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT);
695
696 size = GetLocaleInfoW(lcid_en, week_ids[(int)week_day(date->time)], week, sizeof(week)/sizeof(*week));
697 len += size-1;
698
699 size = GetLocaleInfoW(lcid_en, month_ids[(int)month_from_time(date->time)], month, sizeof(month)/sizeof(*month));
700 len += size-1;
701
702 year = year_from_time(date->time);
703 if(year<0)
704 year = -year+1;
705 do {
706 year /= 10;
707 len++;
708 } while(year);
709
710 year = year_from_time(date->time);
711 if(year<0) {
712 formatAD = FALSE;
713 year = -year+1;
714 len += 5;
715 }
716
717 day = date_from_time(date->time);
718 do {
719 day /= 10;
720 len++;
721 } while(day);
722 day = date_from_time(date->time);
723
724 ptr = jsstr_alloc_buf(len, &date_str);
725 if(!date_str)
726 return E_OUTOFMEMORY;
727
728 sprintfW(ptr, formatAD?formatADW:formatBCW, week, day, month, year,
729 (int)hour_from_time(date->time), (int)min_from_time(date->time),
730 (int)sec_from_time(date->time));
731
732 *r = jsval_string(date_str);
733 }
734 return S_OK;
735 }
736
737 /* ECMA-262 3rd Edition 15.9.5.42 */
738 static HRESULT Date_toUTCString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
739 jsval_t *r)
740 {
741 TRACE("\n");
742 return create_utc_string(ctx, jsthis, r);
743 }
744
745 static HRESULT Date_toGMTString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
746 jsval_t *r)
747 {
748 TRACE("\n");
749 return create_utc_string(ctx, jsthis, r);
750 }
751
752 /* ECMA-262 3rd Edition 15.9.5.3 */
753 static HRESULT dateobj_to_date_string(DateInstance *date, jsval_t *r)
754 {
755 static const WCHAR formatADW[] = { '%','s',' ','%','s',' ','%','d',' ','%','d',0 };
756 static const WCHAR formatBCW[] = { '%','s',' ','%','s',' ','%','d',' ','%','d',' ','B','.','C','.',0 };
757
758 static const DWORD week_ids[] = { LOCALE_SABBREVDAYNAME7, LOCALE_SABBREVDAYNAME1,
759 LOCALE_SABBREVDAYNAME2, LOCALE_SABBREVDAYNAME3, LOCALE_SABBREVDAYNAME4,
760 LOCALE_SABBREVDAYNAME5, LOCALE_SABBREVDAYNAME6 };
761 static const DWORD month_ids[] = { LOCALE_SABBREVMONTHNAME1, LOCALE_SABBREVMONTHNAME2,
762 LOCALE_SABBREVMONTHNAME3, LOCALE_SABBREVMONTHNAME4,
763 LOCALE_SABBREVMONTHNAME5, LOCALE_SABBREVMONTHNAME6,
764 LOCALE_SABBREVMONTHNAME7, LOCALE_SABBREVMONTHNAME8,
765 LOCALE_SABBREVMONTHNAME9, LOCALE_SABBREVMONTHNAME10,
766 LOCALE_SABBREVMONTHNAME11, LOCALE_SABBREVMONTHNAME12 };
767
768 BOOL formatAD = TRUE;
769 WCHAR week[64], month[64];
770 jsstr_t *date_str;
771 DOUBLE time;
772 int len, size, year, day;
773 DWORD lcid_en;
774
775 if(isnan(date->time)) {
776 if(r)
777 *r = jsval_string(jsstr_nan());
778 return S_OK;
779 }
780
781 time = local_time(date->time, date);
782
783 if(r) {
784 WCHAR *ptr;
785
786 len = 5;
787
788 lcid_en = MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT);
789
790 size = GetLocaleInfoW(lcid_en, week_ids[(int)week_day(time)], week, sizeof(week)/sizeof(*week));
791 assert(size);
792 len += size-1;
793
794 size = GetLocaleInfoW(lcid_en, month_ids[(int)month_from_time(time)], month, sizeof(month)/sizeof(*month));
795 assert(size);
796 len += size-1;
797
798 year = year_from_time(time);
799 if(year<0)
800 year = -year+1;
801 do {
802 year /= 10;
803 len++;
804 } while(year);
805
806 year = year_from_time(time);
807 if(year<0) {
808 formatAD = FALSE;
809 year = -year+1;
810 len += 5;
811 }
812
813 day = date_from_time(time);
814 do {
815 day /= 10;
816 len++;
817 } while(day);
818 day = date_from_time(time);
819
820 ptr = jsstr_alloc_buf(len, &date_str);
821 if(!ptr)
822 return E_OUTOFMEMORY;
823 sprintfW(ptr, formatAD?formatADW:formatBCW, week, month, day, year);
824
825 *r = jsval_string(date_str);
826 }
827 return S_OK;
828 }
829
830 static HRESULT Date_toDateString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
831 jsval_t *r)
832 {
833 DateInstance *date;
834
835 if(!(date = date_this(jsthis)))
836 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
837
838 return dateobj_to_date_string(date, r);
839 }
840
841 /* ECMA-262 3rd Edition 15.9.5.4 */
842 static HRESULT Date_toTimeString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
843 jsval_t *r)
844 {
845 static const WCHAR formatW[] = { '%','0','2','d',':','%','0','2','d',':','%','0','2','d',
846 ' ','U','T','C','%','c','%','0','2','d','%','0','2','d',0 };
847 static const WCHAR formatUTCW[] = { '%','0','2','d',':','%','0','2','d',
848 ':','%','0','2','d',' ','U','T','C',0 };
849 DateInstance *date;
850 jsstr_t *date_str;
851 DOUBLE time;
852 WCHAR sign;
853 int offset;
854
855 TRACE("\n");
856
857 if(!(date = date_this(jsthis)))
858 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
859
860 if(isnan(date->time)) {
861 if(r)
862 *r = jsval_string(jsstr_nan());
863 return S_OK;
864 }
865
866 time = local_time(date->time, date);
867
868 if(r) {
869 WCHAR *ptr;
870
871 ptr = jsstr_alloc_buf(17, &date_str);
872 if(!date_str)
873 return E_OUTOFMEMORY;
874
875 offset = date->bias +
876 daylight_saving_ta(time, date);
877
878 if(offset < 0) {
879 sign = '+';
880 offset = -offset;
881 }
882 else sign = '-';
883
884 if(offset)
885 sprintfW(ptr, formatW, (int)hour_from_time(time),
886 (int)min_from_time(time), (int)sec_from_time(time),
887 sign, offset/60, offset%60);
888 else
889 sprintfW(ptr, formatUTCW, (int)hour_from_time(time),
890 (int)min_from_time(time), (int)sec_from_time(time));
891
892 *r = jsval_string(date_str);
893 }
894 return S_OK;
895 }
896
897 /* ECMA-262 3rd Edition 15.9.5.6 */
898 static HRESULT Date_toLocaleDateString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
899 jsval_t *r)
900 {
901 SYSTEMTIME st;
902 DateInstance *date;
903 jsstr_t *date_str;
904 int len;
905
906 TRACE("\n");
907
908 if(!(date = date_this(jsthis)))
909 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
910
911 if(isnan(date->time)) {
912 if(r)
913 *r = jsval_string(jsstr_nan());
914 return S_OK;
915 }
916
917 st = create_systemtime(local_time(date->time, date));
918
919 if(st.wYear<1601 || st.wYear>9999)
920 return dateobj_to_date_string(date, r);
921
922 if(r) {
923 WCHAR *ptr;
924
925 len = GetDateFormatW(ctx->lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
926 ptr = jsstr_alloc_buf(len, &date_str);
927 if(!ptr)
928 return E_OUTOFMEMORY;
929 GetDateFormatW(ctx->lcid, DATE_LONGDATE, &st, NULL, ptr, len);
930
931 *r = jsval_string(date_str);
932 }
933 return S_OK;
934 }
935
936 /* ECMA-262 3rd Edition 15.9.5.7 */
937 static HRESULT Date_toLocaleTimeString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
938 jsval_t *r)
939 {
940 SYSTEMTIME st;
941 DateInstance *date;
942 jsstr_t *date_str;
943 int len;
944
945 TRACE("\n");
946
947 if(!(date = date_this(jsthis)))
948 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
949
950 if(isnan(date->time)) {
951 if(r)
952 *r = jsval_string(jsstr_nan());
953 return S_OK;
954 }
955
956 st = create_systemtime(local_time(date->time, date));
957
958 if(st.wYear<1601 || st.wYear>9999)
959 return Date_toTimeString(ctx, jsthis, flags, argc, argv, r);
960
961 if(r) {
962 WCHAR *ptr;
963
964 len = GetTimeFormatW(ctx->lcid, 0, &st, NULL, NULL, 0);
965 ptr = jsstr_alloc_buf(len, &date_str);
966 if(!ptr)
967 return E_OUTOFMEMORY;
968 GetTimeFormatW(ctx->lcid, 0, &st, NULL, ptr, len);
969
970 *r = jsval_string(date_str);
971 }
972 return S_OK;
973 }
974
975 /* ECMA-262 3rd Edition 15.9.5.9 */
976 static HRESULT Date_getTime(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
977 jsval_t *r)
978 {
979 DateInstance *date;
980
981 TRACE("\n");
982
983 if(!(date = date_this(jsthis)))
984 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
985
986 if(r)
987 *r = jsval_number(date->time);
988 return S_OK;
989 }
990
991 /* ECMA-262 3rd Edition 15.9.5.10 */
992 static HRESULT Date_getFullYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
993 jsval_t *r)
994 {
995 DateInstance *date;
996
997 TRACE("\n");
998
999 if(!(date = date_this(jsthis)))
1000 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1001
1002 if(r) {
1003 DOUBLE time = local_time(date->time, date);
1004
1005 *r = jsval_number(year_from_time(time));
1006 }
1007 return S_OK;
1008 }
1009
1010 /* ECMA-262 3rd Edition 15.9.5.11 */
1011 static HRESULT Date_getUTCFullYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1012 jsval_t *r)
1013 {
1014 DateInstance *date;
1015
1016 TRACE("\n");
1017
1018 if(!(date = date_this(jsthis)))
1019 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1020
1021 if(r)
1022 *r = jsval_number(year_from_time(date->time));
1023 return S_OK;
1024 }
1025
1026 /* ECMA-262 3rd Edition 15.9.5.12 */
1027 static HRESULT Date_getMonth(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
1028 {
1029 DateInstance *date;
1030
1031 TRACE("\n");
1032
1033 if(!(date = date_this(jsthis)))
1034 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1035
1036 if(r)
1037 *r = jsval_number(month_from_time(local_time(date->time, date)));
1038 return S_OK;
1039 }
1040
1041 /* ECMA-262 3rd Edition 15.9.5.13 */
1042 static HRESULT Date_getUTCMonth(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1043 jsval_t *r)
1044 {
1045 DateInstance *date;
1046
1047 TRACE("\n");
1048
1049 if(!(date = date_this(jsthis)))
1050 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1051
1052 if(r)
1053 *r = jsval_number(month_from_time(date->time));
1054 return S_OK;
1055 }
1056
1057 /* ECMA-262 3rd Edition 15.9.5.14 */
1058 static HRESULT Date_getDate(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
1059 {
1060 DateInstance *date;
1061
1062 TRACE("\n");
1063
1064 if(!(date = date_this(jsthis)))
1065 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1066
1067 if(r)
1068 *r = jsval_number(date_from_time(local_time(date->time, date)));
1069 return S_OK;
1070 }
1071
1072 /* ECMA-262 3rd Edition 15.9.5.15 */
1073 static HRESULT Date_getUTCDate(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1074 jsval_t *r)
1075 {
1076 DateInstance *date;
1077
1078 TRACE("\n");
1079
1080 if(!(date = date_this(jsthis)))
1081 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1082
1083 if(r)
1084 *r = jsval_number(date_from_time(date->time));
1085 return S_OK;
1086 }
1087
1088 /* ECMA-262 3rd Edition 15.9.5.16 */
1089 static HRESULT Date_getDay(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1090 jsval_t *r)
1091 {
1092 DateInstance *date;
1093
1094 TRACE("\n");
1095
1096 if(!(date = date_this(jsthis)))
1097 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1098
1099 if(r)
1100 *r = jsval_number(week_day(local_time(date->time, date)));
1101 return S_OK;
1102 }
1103
1104 /* ECMA-262 3rd Edition 15.9.5.17 */
1105 static HRESULT Date_getUTCDay(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1106 jsval_t *r)
1107 {
1108 DateInstance *date;
1109
1110 TRACE("\n");
1111
1112 if(!(date = date_this(jsthis)))
1113 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1114
1115 if(r)
1116 *r = jsval_number(week_day(date->time));
1117 return S_OK;
1118 }
1119
1120 /* ECMA-262 3rd Edition 15.9.5.18 */
1121 static HRESULT Date_getHours(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1122 jsval_t *r)
1123 {
1124 DateInstance *date;
1125
1126 TRACE("\n");
1127
1128 if(!(date = date_this(jsthis)))
1129 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1130
1131 if(r)
1132 *r = jsval_number(hour_from_time(local_time(date->time, date)));
1133 return S_OK;
1134 }
1135
1136 /* ECMA-262 3rd Edition 15.9.5.19 */
1137 static HRESULT Date_getUTCHours(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1138 jsval_t *r)
1139 {
1140 DateInstance *date;
1141
1142 TRACE("\n");
1143
1144 if(!(date = date_this(jsthis)))
1145 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1146
1147 if(r)
1148 *r = jsval_number(hour_from_time(date->time));
1149 return S_OK;
1150 }
1151
1152 /* ECMA-262 3rd Edition 15.9.5.20 */
1153 static HRESULT Date_getMinutes(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1154 jsval_t *r)
1155 {
1156 DateInstance *date;
1157
1158 TRACE("\n");
1159
1160 if(!(date = date_this(jsthis)))
1161 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1162
1163 if(r)
1164 *r = jsval_number(min_from_time(local_time(date->time, date)));
1165 return S_OK;
1166 }
1167
1168 /* ECMA-262 3rd Edition 15.9.5.21 */
1169 static HRESULT Date_getUTCMinutes(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1170 jsval_t *r)
1171 {
1172 DateInstance *date;
1173
1174 TRACE("\n");
1175
1176 if(!(date = date_this(jsthis)))
1177 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1178
1179 if(r)
1180 *r = jsval_number(min_from_time(date->time));
1181 return S_OK;
1182 }
1183
1184 /* ECMA-262 3rd Edition 15.9.5.22 */
1185 static HRESULT Date_getSeconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
1186 {
1187 DateInstance *date;
1188
1189 TRACE("\n");
1190
1191 if(!(date = date_this(jsthis)))
1192 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1193
1194 if(r)
1195 *r = jsval_number(sec_from_time(local_time(date->time, date)));
1196 return S_OK;
1197 }
1198
1199 /* ECMA-262 3rd Edition 15.9.5.23 */
1200 static HRESULT Date_getUTCSeconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1201 jsval_t *r)
1202 {
1203 DateInstance *date;
1204
1205 TRACE("\n");
1206
1207 if(!(date = date_this(jsthis)))
1208 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1209
1210 if(r)
1211 *r = jsval_number(sec_from_time(date->time));
1212 return S_OK;
1213 }
1214
1215 /* ECMA-262 3rd Edition 15.9.5.24 */
1216 static HRESULT Date_getMilliseconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1217 jsval_t *r)
1218 {
1219 DateInstance *date;
1220
1221 TRACE("\n");
1222
1223 if(!(date = date_this(jsthis)))
1224 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1225
1226 if(r)
1227 *r = jsval_number(ms_from_time(local_time(date->time, date)));
1228 return S_OK;
1229 }
1230
1231 /* ECMA-262 3rd Edition 15.9.5.25 */
1232 static HRESULT Date_getUTCMilliseconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1233 jsval_t *r)
1234 {
1235 DateInstance *date;
1236
1237 TRACE("\n");
1238
1239 if(!(date = date_this(jsthis)))
1240 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1241
1242 if(r)
1243 *r = jsval_number(ms_from_time(date->time));
1244 return S_OK;
1245 }
1246
1247 /* ECMA-262 3rd Edition 15.9.5.26 */
1248 static HRESULT Date_getTimezoneOffset(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1249 jsval_t *r)
1250 {
1251 DateInstance *date;
1252
1253 TRACE("\n");
1254
1255 if(!(date = date_this(jsthis)))
1256 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1257
1258 if(r)
1259 *r = jsval_number(floor((date->time-local_time(date->time, date))/MS_PER_MINUTE));
1260 return S_OK;
1261 }
1262
1263 /* ECMA-262 3rd Edition 15.9.5.27 */
1264 static HRESULT Date_setTime(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1265 jsval_t *r)
1266 {
1267 double n;
1268 HRESULT hres;
1269 DateInstance *date;
1270
1271 TRACE("\n");
1272
1273 if(!(date = date_this(jsthis)))
1274 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1275
1276 if(!argc)
1277 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1278
1279 hres = to_number(ctx, argv[0], &n);
1280 if(FAILED(hres))
1281 return hres;
1282
1283 date->time = time_clip(n);
1284
1285 if(r)
1286 *r = jsval_number(date->time);
1287 return S_OK;
1288 }
1289
1290 /* ECMA-262 3rd Edition 15.9.5.28 */
1291 static HRESULT Date_setMilliseconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1292 jsval_t *r)
1293 {
1294 DateInstance *date;
1295 double n, t;
1296 HRESULT hres;
1297
1298 TRACE("\n");
1299
1300 if(!(date = date_this(jsthis)))
1301 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1302
1303 if(!argc)
1304 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1305
1306 hres = to_number(ctx, argv[0], &n);
1307 if(FAILED(hres))
1308 return hres;
1309
1310 t = local_time(date->time, date);
1311 t = make_date(day(t), make_time(hour_from_time(t), min_from_time(t),
1312 sec_from_time(t), n));
1313 date->time = time_clip(utc(t, date));
1314
1315 if(r)
1316 *r = jsval_number(date->time);
1317 return S_OK;
1318 }
1319
1320 /* ECMA-262 3rd Edition 15.9.5.29 */
1321 static HRESULT Date_setUTCMilliseconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1322 jsval_t *r)
1323 {
1324 DateInstance *date;
1325 double n, t;
1326 HRESULT hres;
1327
1328 TRACE("\n");
1329
1330 if(!(date = date_this(jsthis)))
1331 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1332
1333 if(!argc)
1334 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1335
1336 hres = to_number(ctx, argv[0], &n);
1337 if(FAILED(hres))
1338 return hres;
1339
1340 t = date->time;
1341 t = make_date(day(t), make_time(hour_from_time(t), min_from_time(t),
1342 sec_from_time(t), n));
1343 date->time = time_clip(t);
1344
1345 if(r)
1346 *r = jsval_number(date->time);
1347 return S_OK;
1348 }
1349
1350 /* ECMA-262 3rd Edition 15.9.5.30 */
1351 static HRESULT Date_setSeconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1352 jsval_t *r)
1353 {
1354 DateInstance *date;
1355 double t, sec, ms;
1356 HRESULT hres;
1357
1358 TRACE("\n");
1359
1360 if(!(date = date_this(jsthis)))
1361 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1362
1363 if(!argc)
1364 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1365
1366 t = local_time(date->time, date);
1367
1368 hres = to_number(ctx, argv[0], &sec);
1369 if(FAILED(hres))
1370 return hres;
1371
1372 if(argc > 1) {
1373 hres = to_number(ctx, argv[1], &ms);
1374 if(FAILED(hres))
1375 return hres;
1376 }else {
1377 ms = ms_from_time(t);
1378 }
1379
1380 t = make_date(day(t), make_time(hour_from_time(t),
1381 min_from_time(t), sec, ms));
1382 date->time = time_clip(utc(t, date));
1383
1384 if(r)
1385 *r = jsval_number(date->time);
1386 return S_OK;
1387 }
1388
1389 /* ECMA-262 3rd Edition 15.9.5.31 */
1390 static HRESULT Date_setUTCSeconds(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1391 jsval_t *r)
1392 {
1393 DateInstance *date;
1394 double t, sec, ms;
1395 HRESULT hres;
1396
1397 TRACE("\n");
1398
1399 if(!(date = date_this(jsthis)))
1400 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1401
1402 if(!argc)
1403 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1404
1405 t = date->time;
1406
1407 hres = to_number(ctx, argv[0], &sec);
1408 if(FAILED(hres))
1409 return hres;
1410
1411 if(argc > 1) {
1412 hres = to_number(ctx, argv[1], &ms);
1413 if(FAILED(hres))
1414 return hres;
1415 }else {
1416 ms = ms_from_time(t);
1417 }
1418
1419 t = make_date(day(t), make_time(hour_from_time(t),
1420 min_from_time(t), sec, ms));
1421 date->time = time_clip(t);
1422
1423 if(r)
1424 *r = jsval_number(date->time);
1425 return S_OK;
1426 }
1427
1428 /* ECMA-262 3rd Edition 15.9.5.33 */
1429 static HRESULT Date_setMinutes(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1430 jsval_t *r)
1431 {
1432 DateInstance *date;
1433 double t, min, sec, ms;
1434 HRESULT hres;
1435
1436 TRACE("\n");
1437
1438 if(!(date = date_this(jsthis)))
1439 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1440
1441 if(!argc)
1442 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1443
1444 t = local_time(date->time, date);
1445
1446 hres = to_number(ctx, argv[0], &min);
1447 if(FAILED(hres))
1448 return hres;
1449
1450 if(argc > 1) {
1451 hres = to_number(ctx, argv[1], &sec);
1452 if(FAILED(hres))
1453 return hres;
1454 }else {
1455 sec = sec_from_time(t);
1456 }
1457
1458 if(argc > 2) {
1459 hres = to_number(ctx, argv[2], &ms);
1460 if(FAILED(hres))
1461 return hres;
1462 }else {
1463 ms = ms_from_time(t);
1464 }
1465
1466 t = make_date(day(t), make_time(hour_from_time(t),
1467 min, sec, ms));
1468 date->time = time_clip(utc(t, date));
1469
1470 if(r)
1471 *r = jsval_number(date->time);
1472 return S_OK;
1473 }
1474
1475 /* ECMA-262 3rd Edition 15.9.5.34 */
1476 static HRESULT Date_setUTCMinutes(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1477 jsval_t *r)
1478 {
1479 DateInstance *date;
1480 double t, min, sec, ms;
1481 HRESULT hres;
1482
1483 TRACE("\n");
1484
1485 if(!(date = date_this(jsthis)))
1486 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1487
1488 if(!argc)
1489 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1490
1491 t = date->time;
1492
1493 hres = to_number(ctx, argv[0], &min);
1494 if(FAILED(hres))
1495 return hres;
1496
1497 if(argc > 1) {
1498 hres = to_number(ctx, argv[1], &sec);
1499 if(FAILED(hres))
1500 return hres;
1501 }else {
1502 sec = sec_from_time(t);
1503 }
1504
1505 if(argc > 2) {
1506 hres = to_number(ctx, argv[2], &ms);
1507 if(FAILED(hres))
1508 return hres;
1509 }else {
1510 ms = ms_from_time(t);
1511 }
1512
1513 t = make_date(day(t), make_time(hour_from_time(t),
1514 min, sec, ms));
1515 date->time = time_clip(t);
1516
1517 if(r)
1518 *r = jsval_number(date->time);
1519 return S_OK;
1520 }
1521
1522 /* ECMA-262 3rd Edition 15.9.5.35 */
1523 static HRESULT Date_setHours(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1524 jsval_t *r)
1525 {
1526 DateInstance *date;
1527 double t, hour, min, sec, ms;
1528 HRESULT hres;
1529
1530 TRACE("\n");
1531
1532 if(!(date = date_this(jsthis)))
1533 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1534
1535 if(!argc)
1536 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1537
1538 t = local_time(date->time, date);
1539
1540 hres = to_number(ctx, argv[0], &hour);
1541 if(FAILED(hres))
1542 return hres;
1543
1544 if(argc > 1) {
1545 hres = to_number(ctx, argv[1], &min);
1546 if(FAILED(hres))
1547 return hres;
1548 }else {
1549 min = min_from_time(t);
1550 }
1551
1552 if(argc > 2) {
1553 hres = to_number(ctx, argv[2], &sec);
1554 if(FAILED(hres))
1555 return hres;
1556 }else {
1557 sec = sec_from_time(t);
1558 }
1559
1560 if(argc > 3) {
1561 hres = to_number(ctx, argv[3], &ms);
1562 if(FAILED(hres))
1563 return hres;
1564 }else {
1565 ms = ms_from_time(t);
1566 }
1567
1568 t = make_date(day(t), make_time(hour, min, sec, ms));
1569 date->time = time_clip(utc(t, date));
1570
1571 if(r)
1572 *r = jsval_number(date->time);
1573 return S_OK;
1574 }
1575
1576 /* ECMA-262 3rd Edition 15.9.5.36 */
1577 static HRESULT Date_setUTCHours(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1578 jsval_t *r)
1579 {
1580 DateInstance *date;
1581 double t, hour, min, sec, ms;
1582 HRESULT hres;
1583
1584 TRACE("\n");
1585
1586 if(!(date = date_this(jsthis)))
1587 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1588
1589 if(!argc)
1590 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1591
1592 t = date->time;
1593
1594 hres = to_number(ctx, argv[0], &hour);
1595 if(FAILED(hres))
1596 return hres;
1597
1598 if(argc > 1) {
1599 hres = to_number(ctx, argv[1], &min);
1600 if(FAILED(hres))
1601 return hres;
1602 }else {
1603 min = min_from_time(t);
1604 }
1605
1606 if(argc > 2) {
1607 hres = to_number(ctx, argv[2], &sec);
1608 if(FAILED(hres))
1609 return hres;
1610 }else {
1611 sec = sec_from_time(t);
1612 }
1613
1614 if(argc > 3) {
1615 hres = to_number(ctx, argv[3], &ms);
1616 if(FAILED(hres))
1617 return hres;
1618 }else {
1619 ms = ms_from_time(t);
1620 }
1621
1622 t = make_date(day(t), make_time(hour, min, sec, ms));
1623 date->time = time_clip(t);
1624
1625 if(r)
1626 *r = jsval_number(date->time);
1627 return S_OK;
1628 }
1629
1630 /* ECMA-262 3rd Edition 15.9.5.36 */
1631 static HRESULT Date_setDate(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1632 jsval_t *r)
1633 {
1634 DateInstance *date;
1635 double t, n;
1636 HRESULT hres;
1637
1638 TRACE("\n");
1639
1640 if(!(date = date_this(jsthis)))
1641 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1642
1643 if(!argc)
1644 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1645
1646 hres = to_number(ctx, argv[0], &n);
1647 if(FAILED(hres))
1648 return hres;
1649
1650 t = local_time(date->time, date);
1651 t = make_date(make_day(year_from_time(t), month_from_time(t), n), time_within_day(t));
1652 date->time = time_clip(utc(t, date));
1653
1654 if(r)
1655 *r = jsval_number(date->time);
1656 return S_OK;
1657 }
1658
1659 /* ECMA-262 3rd Edition 15.9.5.37 */
1660 static HRESULT Date_setUTCDate(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1661 jsval_t *r)
1662 {
1663 DateInstance *date;
1664 double t, n;
1665 HRESULT hres;
1666
1667 TRACE("\n");
1668
1669 if(!(date = date_this(jsthis)))
1670 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1671
1672 if(!argc)
1673 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1674
1675 hres = to_number(ctx, argv[0], &n);
1676 if(FAILED(hres))
1677 return hres;
1678
1679 t = date->time;
1680 t = make_date(make_day(year_from_time(t), month_from_time(t), n), time_within_day(t));
1681 date->time = time_clip(t);
1682
1683 if(r)
1684 *r = jsval_number(date->time);
1685 return S_OK;
1686 }
1687
1688 /* ECMA-262 3rd Edition 15.9.5.38 */
1689 static HRESULT Date_setMonth(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1690 jsval_t *r)
1691 {
1692 DateInstance *date;
1693 DOUBLE t, month, ddate;
1694 HRESULT hres;
1695
1696 TRACE("\n");
1697
1698 if(!(date = date_this(jsthis)))
1699 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1700
1701 if(!argc)
1702 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1703
1704 t = local_time(date->time, date);
1705
1706 hres = to_number(ctx, argv[0], &month);
1707 if(FAILED(hres))
1708 return hres;
1709
1710 if(argc > 1) {
1711 hres = to_number(ctx, argv[1], &ddate);
1712 if(FAILED(hres))
1713 return hres;
1714 }else {
1715 ddate = date_from_time(t);
1716 }
1717
1718 t = make_date(make_day(year_from_time(t), month, ddate),
1719 time_within_day(t));
1720 date->time = time_clip(utc(t, date));
1721
1722 if(r)
1723 *r = jsval_number(date->time);
1724 return S_OK;
1725 }
1726
1727 /* ECMA-262 3rd Edition 15.9.5.39 */
1728 static HRESULT Date_setUTCMonth(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1729 jsval_t *r)
1730 {
1731 DateInstance *date;
1732 double t, month, ddate;
1733 HRESULT hres;
1734
1735 TRACE("\n");
1736
1737 if(!(date = date_this(jsthis)))
1738 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1739
1740 if(!argc)
1741 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1742
1743 t = date->time;
1744
1745 hres = to_number(ctx, argv[0], &month);
1746 if(FAILED(hres))
1747 return hres;
1748
1749 if(argc > 1) {
1750 hres = to_number(ctx, argv[1], &ddate);
1751 if(FAILED(hres))
1752 return hres;
1753 }else {
1754 ddate = date_from_time(t);
1755 }
1756
1757 t = make_date(make_day(year_from_time(t), month, ddate),
1758 time_within_day(t));
1759 date->time = time_clip(t);
1760
1761 if(r)
1762 *r = jsval_number(date->time);
1763 return S_OK;
1764 }
1765
1766 /* ECMA-262 3rd Edition 15.9.5.40 */
1767 static HRESULT Date_setFullYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1768 jsval_t *r)
1769 {
1770 DateInstance *date;
1771 double t, year, month, ddate;
1772 HRESULT hres;
1773
1774 TRACE("\n");
1775
1776 if(!(date = date_this(jsthis)))
1777 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1778
1779 if(!argc)
1780 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1781
1782 t = local_time(date->time, date);
1783
1784 hres = to_number(ctx, argv[0], &year);
1785 if(FAILED(hres))
1786 return hres;
1787
1788 if(argc > 1) {
1789 hres = to_number(ctx, argv[1], &month);
1790 if(FAILED(hres))
1791 return hres;
1792 }else {
1793 month = month_from_time(t);
1794 }
1795
1796 if(argc > 2) {
1797 hres = to_number(ctx, argv[2], &ddate);
1798 if(FAILED(hres))
1799 return hres;
1800 }else {
1801 ddate = date_from_time(t);
1802 }
1803
1804 t = make_date(make_day(year, month, ddate), time_within_day(t));
1805 date->time = time_clip(utc(t, date));
1806
1807 if(r)
1808 *r = jsval_number(date->time);
1809 return S_OK;
1810 }
1811
1812 /* ECMA-262 3rd Edition 15.9.5.41 */
1813 static HRESULT Date_setUTCFullYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1814 jsval_t *r)
1815 {
1816 DateInstance *date;
1817 double t, year, month, ddate;
1818 HRESULT hres;
1819
1820 TRACE("\n");
1821
1822 if(!(date = date_this(jsthis)))
1823 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1824
1825 if(!argc)
1826 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1827
1828 t = date->time;
1829
1830 hres = to_number(ctx, argv[0], &year);
1831 if(FAILED(hres))
1832 return hres;
1833
1834 if(argc > 1) {
1835 hres = to_number(ctx, argv[1], &month);
1836 if(FAILED(hres))
1837 return hres;
1838 }else {
1839 month = month_from_time(t);
1840 }
1841
1842 if(argc > 2) {
1843 hres = to_number(ctx, argv[2], &ddate);
1844 if(FAILED(hres))
1845 return hres;
1846 }else {
1847 ddate = date_from_time(t);
1848 }
1849
1850 t = make_date(make_day(year, month, ddate), time_within_day(t));
1851 date->time = time_clip(t);
1852
1853 if(r)
1854 *r = jsval_number(date->time);
1855 return S_OK;
1856 }
1857
1858 /* ECMA-262 3rd Edition B2.4 */
1859 static HRESULT Date_getYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1860 jsval_t *r)
1861 {
1862 DateInstance *date;
1863 DOUBLE t, year;
1864
1865 TRACE("\n");
1866
1867 if(!(date = date_this(jsthis)))
1868 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1869
1870 t = local_time(date->time, date);
1871 if(isnan(t)) {
1872 if(r)
1873 *r = jsval_number(NAN);
1874 return S_OK;
1875 }
1876
1877 year = year_from_time(t);
1878 if(r)
1879 *r = jsval_number((1900<=year && year<2000)?year-1900:year);
1880 return S_OK;
1881 }
1882
1883 /* ECMA-262 3rd Edition B2.5 */
1884 static HRESULT Date_setYear(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1885 jsval_t *r)
1886 {
1887 DateInstance *date;
1888 DOUBLE t, year;
1889 HRESULT hres;
1890
1891 TRACE("\n");
1892
1893 if(!(date = date_this(jsthis)))
1894 return throw_type_error(ctx, JS_E_DATE_EXPECTED, NULL);
1895
1896 if(!argc)
1897 return throw_type_error(ctx, JS_E_MISSING_ARG, NULL);
1898
1899 t = local_time(date->time, date);
1900
1901 hres = to_number(ctx, argv[0], &year);
1902 if(FAILED(hres))
1903 return hres;
1904
1905 if(isnan(year)) {
1906 date->time = year;
1907 if(r)
1908 *r = jsval_number(NAN);
1909 return S_OK;
1910 }
1911
1912 year = year >= 0.0 ? floor(year) : -floor(-year);
1913 if(-1.0 < year && year < 100.0)
1914 year += 1900.0;
1915
1916 date->time = time_clip(utc(make_date(make_day(year, month_from_time(t), date_from_time(t)), time_within_day(t)), date));
1917
1918 if(r)
1919 *r = jsval_number(date->time);
1920 return S_OK;
1921 }
1922
1923 static HRESULT Date_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
1924 jsval_t *r)
1925 {
1926 TRACE("\n");
1927
1928 switch(flags) {
1929 case INVOKE_FUNC:
1930 return throw_type_error(ctx, JS_E_FUNCTION_EXPECTED, NULL);
1931 default:
1932 FIXME("unimplemented flags %x\n", flags);
1933 return E_NOTIMPL;
1934 }
1935
1936 return S_OK;
1937 }
1938
1939 static const builtin_prop_t Date_props[] = {
1940 {getDateW, Date_getDate, PROPF_METHOD},
1941 {getDayW, Date_getDay, PROPF_METHOD},
1942 {getFullYearW, Date_getFullYear, PROPF_METHOD},
1943 {getHoursW, Date_getHours, PROPF_METHOD},
1944 {getMillisecondsW, Date_getMilliseconds, PROPF_METHOD},
1945 {getMinutesW, Date_getMinutes, PROPF_METHOD},
1946 {getMonthW, Date_getMonth, PROPF_METHOD},
1947 {getSecondsW, Date_getSeconds, PROPF_METHOD},
1948 {getTimeW, Date_getTime, PROPF_METHOD},
1949 {getTimezoneOffsetW, Date_getTimezoneOffset, PROPF_METHOD},
1950 {getUTCDateW, Date_getUTCDate, PROPF_METHOD},
1951 {getUTCDayW, Date_getUTCDay, PROPF_METHOD},
1952 {getUTCFullYearW, Date_getUTCFullYear, PROPF_METHOD},
1953 {getUTCHoursW, Date_getUTCHours, PROPF_METHOD},
1954 {getUTCMillisecondsW, Date_getUTCMilliseconds, PROPF_METHOD},
1955 {getUTCMinutesW, Date_getUTCMinutes, PROPF_METHOD},
1956 {getUTCMonthW, Date_getUTCMonth, PROPF_METHOD},
1957 {getUTCSecondsW, Date_getUTCSeconds, PROPF_METHOD},
1958 {getYearW, Date_getYear, PROPF_METHOD},
1959 {setDateW, Date_setDate, PROPF_METHOD|1},
1960 {setFullYearW, Date_setFullYear, PROPF_METHOD|3},
1961 {setHoursW, Date_setHours, PROPF_METHOD|4},
1962 {setMillisecondsW, Date_setMilliseconds, PROPF_METHOD|1},
1963 {setMinutesW, Date_setMinutes, PROPF_METHOD|3},
1964 {setMonthW, Date_setMonth, PROPF_METHOD|2},
1965 {setSecondsW, Date_setSeconds, PROPF_METHOD|2},
1966 {setTimeW, Date_setTime, PROPF_METHOD|1},
1967 {setUTCDateW, Date_setUTCDate, PROPF_METHOD|1},
1968 {setUTCFullYearW, Date_setUTCFullYear, PROPF_METHOD|3},
1969 {setUTCHoursW, Date_setUTCHours, PROPF_METHOD|4},
1970 {setUTCMillisecondsW, Date_setUTCMilliseconds, PROPF_METHOD|1},
1971 {setUTCMinutesW, Date_setUTCMinutes, PROPF_METHOD|3},
1972 {setUTCMonthW, Date_setUTCMonth, PROPF_METHOD|2},
1973 {setUTCSecondsW, Date_setUTCSeconds, PROPF_METHOD|2},
1974 {setYearW, Date_setYear, PROPF_METHOD|1},
1975 {toDateStringW, Date_toDateString, PROPF_METHOD},
1976 {toGMTStringW, Date_toGMTString, PROPF_METHOD},
1977 {toLocaleDateStringW, Date_toLocaleDateString, PROPF_METHOD},
1978 {toLocaleStringW, Date_toLocaleString, PROPF_METHOD},
1979 {toLocaleTimeStringW, Date_toLocaleTimeString, PROPF_METHOD},
1980 {toStringW, Date_toString, PROPF_METHOD},
1981 {toTimeStringW, Date_toTimeString, PROPF_METHOD},
1982 {toUTCStringW, Date_toUTCString, PROPF_METHOD},
1983 {valueOfW, Date_valueOf, PROPF_METHOD},
1984 };
1985
1986 static const builtin_info_t Date_info = {
1987 JSCLASS_DATE,
1988 {NULL, Date_value, 0},
1989 sizeof(Date_props)/sizeof(*Date_props),
1990 Date_props,
1991 NULL,
1992 NULL
1993 };
1994
1995 static const builtin_info_t DateInst_info = {
1996 JSCLASS_DATE,
1997 {NULL, Date_value, 0},
1998 0, NULL,
1999 NULL,
2000 NULL
2001 };
2002
2003 static HRESULT create_date(script_ctx_t *ctx, jsdisp_t *object_prototype, DOUBLE time, jsdisp_t **ret)
2004 {
2005 DateInstance *date;
2006 HRESULT hres;
2007 TIME_ZONE_INFORMATION tzi;
2008
2009 GetTimeZoneInformation(&tzi);
2010
2011 date = heap_alloc_zero(sizeof(DateInstance));
2012 if(!date)
2013 return E_OUTOFMEMORY;
2014
2015 if(object_prototype)
2016 hres = init_dispex(&date->dispex, ctx, &Date_info, object_prototype);
2017 else
2018 hres = init_dispex_from_constr(&date->dispex, ctx, &DateInst_info, ctx->date_constr);
2019 if(FAILED(hres)) {
2020 heap_free(date);
2021 return hres;
2022 }
2023
2024 date->time = time;
2025 date->bias = tzi.Bias;
2026 date->standardDate = tzi.StandardDate;
2027 date->standardBias = tzi.StandardBias;
2028 date->daylightDate = tzi.DaylightDate;
2029 date->daylightBias = tzi.DaylightBias;
2030
2031 *ret = &date->dispex;
2032 return S_OK;
2033 }
2034
2035 static inline HRESULT date_parse(jsstr_t *input_str, double *ret) {
2036 static const DWORD string_ids[] = { LOCALE_SMONTHNAME12, LOCALE_SMONTHNAME11,
2037 LOCALE_SMONTHNAME10, LOCALE_SMONTHNAME9, LOCALE_SMONTHNAME8,
2038 LOCALE_SMONTHNAME7, LOCALE_SMONTHNAME6, LOCALE_SMONTHNAME5,
2039 LOCALE_SMONTHNAME4, LOCALE_SMONTHNAME3, LOCALE_SMONTHNAME2,
2040 LOCALE_SMONTHNAME1, LOCALE_SDAYNAME7, LOCALE_SDAYNAME1,
2041 LOCALE_SDAYNAME2, LOCALE_SDAYNAME3, LOCALE_SDAYNAME4,
2042 LOCALE_SDAYNAME5, LOCALE_SDAYNAME6 };
2043 WCHAR *strings[sizeof(string_ids)/sizeof(DWORD)];
2044 WCHAR *parse;
2045 int input_len, parse_len = 0, nest_level = 0, i, size;
2046 int year = 0, month = 0, day = 0, hour = 0, min = 0, sec = 0;
2047 int ms = 0, offset = 0, hour_adjust = 0;
2048 BOOL set_year = FALSE, set_month = FALSE, set_day = FALSE, set_hour = FALSE;
2049 BOOL set_offset = FALSE, set_era = FALSE, ad = TRUE, set_am = FALSE, am = TRUE;
2050 BOOL set_hour_adjust = TRUE;
2051 TIME_ZONE_INFORMATION tzi;
2052 const WCHAR *input;
2053 DateInstance di;
2054 DWORD lcid_en;
2055
2056 input_len = jsstr_length(input_str);
2057 input = jsstr_flatten(input_str);
2058 if(!input)
2059 return E_OUTOFMEMORY;
2060
2061 for(i=0; i<input_len; i++) {
2062 if(input[i] == '(') nest_level++;
2063 else if(input[i] == ')') {
2064 nest_level--;
2065 if(nest_level<0) {
2066 *ret = NAN;
2067 return S_OK;
2068 }
2069 }
2070 else if(!nest_level) parse_len++;
2071 }
2072
2073 parse = heap_alloc((parse_len+1)*sizeof(WCHAR));
2074 if(!parse)
2075 return E_OUTOFMEMORY;
2076 nest_level = 0;
2077 parse_len = 0;
2078 for(i=0; i<input_len; i++) {
2079 if(input[i] == '(') nest_level++;
2080 else if(input[i] == ')') nest_level--;
2081 else if(!nest_level) parse[parse_len++] = toupperW(input[i]);
2082 }
2083 parse[parse_len] = 0;
2084
2085 GetTimeZoneInformation(&tzi);
2086 di.bias = tzi.Bias;
2087 di.standardDate = tzi.StandardDate;
2088 di.standardBias = tzi.StandardBias;
2089 di.daylightDate = tzi.DaylightDate;
2090 di.daylightBias = tzi.DaylightBias;
2091
2092 /* FIXME: Cache strings */
2093 lcid_en = MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT);
2094 for(i=0; i<sizeof(string_ids)/sizeof(DWORD); i++) {
2095 size = GetLocaleInfoW(lcid_en, string_ids[i], NULL, 0);
2096 strings[i] = heap_alloc((size+1)*sizeof(WCHAR));
2097 if(!strings[i]) {
2098 i--;
2099 while(i-- >= 0)
2100 heap_free(strings[i]);
2101 heap_free(parse);
2102 return E_OUTOFMEMORY;
2103 }
2104 GetLocaleInfoW(lcid_en, string_ids[i], strings[i], size);
2105 }
2106
2107 for(i=0; i<parse_len;) {
2108 while(isspaceW(parse[i])) i++;
2109 if(parse[i] == ',') {
2110 while(parse[i] == ',') i++;
2111 continue;
2112 }
2113
2114 if(parse[i]>='0' && parse[i]<='9') {
2115 int tmp = atoiW(&parse[i]);
2116 while(parse[i]>='0' && parse[i]<='9') i++;
2117 while(isspaceW(parse[i])) i++;
2118
2119 if(parse[i] == ':') {
2120 /* Time */
2121 if(set_hour) break;
2122 set_hour = TRUE;
2123
2124 hour = tmp;
2125
2126 while(parse[i] == ':') i++;
2127 while(isspaceW(parse[i])) i++;
2128 if(parse[i]>='0' && parse[i]<='9') {
2129 min = atoiW(&parse[i]);
2130 while(parse[i]>='0' && parse[i]<='9') i++;
2131 }
2132
2133 while(isspaceW(parse[i])) i++;
2134 while(parse[i] == ':') i++;
2135 while(isspaceW(parse[i])) i++;
2136 if(parse[i]>='0' && parse[i]<='9') {
2137 sec = atoiW(&parse[i]);
2138 while(parse[i]>='0' && parse[i]<='9') i++;
2139 }
2140 }
2141 else if(parse[i]=='-' || parse[i]=='/') {
2142 /* Short date */
2143 if(set_day || set_month || set_year) break;
2144 set_day = TRUE;
2145 set_month = TRUE;
2146 set_year = TRUE;
2147
2148 month = tmp-1;
2149
2150 while(isspaceW(parse[i])) i++;
2151 while(parse[i]=='-' || parse[i]=='/') i++;
2152 while(isspaceW(parse[i])) i++;
2153 if(parse[i]<'0' || parse[i]>'9') break;
2154 day = atoiW(&parse[i]);
2155 while(parse[i]>='0' && parse[i]<='9') i++;
2156
2157 while(parse[i]=='-' || parse[i]=='/') i++;
2158 while(isspaceW(parse[i])) i++;
2159 if(parse[i]<'0' || parse[i]>'9') break;
2160 year = atoiW(&parse[i]);
2161 while(parse[i]>='0' && parse[i]<='9') i++;
2162 }
2163 else if(tmp<0) break;
2164 else if(tmp<70) {
2165 /* Day */
2166 if(set_day) break;
2167 set_day = TRUE;
2168 day = tmp;
2169 }
2170 else {
2171 /* Year */
2172 if(set_year) break;
2173 set_year = TRUE;
2174 year = tmp;
2175 }
2176 }
2177 else {
2178 if(parse[i]<'A' || parse[i]>'Z') break;
2179 else if(parse[i]=='B' && (parse[i+1]=='C' ||
2180 (parse[i+1]=='.' && parse[i+2]=='C'))) {
2181 /* AD/BC */
2182 if(set_era) break;
2183 set_era = TRUE;
2184 ad = FALSE;
2185
2186 i++;
2187 if(parse[i] == '.') i++;
2188 i++;
2189 if(parse[i] == '.') i++;
2190 }
2191 else if(parse[i]=='A' && (parse[i+1]=='D' ||
2192 (parse[i+1]=='.' && parse[i+2]=='D'))) {
2193 /* AD/BC */
2194 if(set_era) break;
2195 set_era = TRUE;
2196
2197 i++;
2198 if(parse[i] == '.') i++;
2199 i++;
2200 if(parse[i] == '.') i++;
2201 }
2202 else if(parse[i+1]<'A' || parse[i+1]>'Z') {
2203 /* Timezone */
2204 if(set_offset) break;
2205 set_offset = TRUE;
2206
2207 if(parse[i] <= 'I') hour_adjust = parse[i]-'A'+2;
2208 else if(parse[i] == 'J') break;
2209 else if(parse[i] <= 'M') hour_adjust = parse[i]-'K'+11;
2210 else if(parse[i] <= 'Y') hour_adjust = parse[i]-'N';
2211 else hour_adjust = 1;
2212
2213 i++;
2214 if(parse[i] == '.') i++;
2215 }
2216 else if(parse[i]=='A' && parse[i+1]=='M') {
2217 /* AM/PM */
2218 if(set_am) break;
2219 set_am = TRUE;
2220 am = TRUE;
2221 i += 2;
2222 }
2223 else if(parse[i]=='P' && parse[i+1]=='M') {
2224 /* AM/PM */
2225 if(set_am) break;
2226 set_am = TRUE;
2227 am = FALSE;
2228 i += 2;
2229 }
2230 else if((parse[i]=='U' && parse[i+1]=='T' && parse[i+2]=='C')
2231 || (parse[i]=='G' && parse[i+1]=='M' && parse[i+2]=='T')) {
2232 /* Timezone */
2233 BOOL positive = TRUE;
2234
2235 if(set_offset) break;
2236 set_offset = TRUE;
2237 set_hour_adjust = FALSE;
2238
2239 i += 3;
2240 while(isspaceW(parse[i])) i++;
2241 if(parse[i] == '-') positive = FALSE;
2242 else if(parse[i] != '+') continue;
2243
2244 i++;
2245 while(isspaceW(parse[i])) i++;
2246 if(parse[i]<'0' || parse[i]>'9') break;
2247 offset = atoiW(&parse[i]);
2248 while(parse[i]>='0' && parse[i]<='9') i++;
2249
2250 if(offset<24) offset *= 60;
2251 else offset = (offset/100)*60 + offset%100;
2252
2253 if(positive) offset = -offset;
2254 }
2255 else {
2256 /* Month or garbage */
2257 unsigned int j;
2258
2259 for(size=i; parse[size]>='A' && parse[size]<='Z'; size++);
2260 size -= i;
2261
2262 for(j=0; j<sizeof(string_ids)/sizeof(DWORD); j++)
2263 if(!strncmpiW(&parse[i], strings[j], size)) break;
2264
2265 if(j < 12) {
2266 if(set_month) break;
2267 set_month = TRUE;
2268 month = 11-j;
2269 }
2270 else if(j == sizeof(string_ids)/sizeof(DWORD)) break;
2271
2272 i += size;
2273 }
2274 }
2275 }
2276
2277 if(i == parse_len && set_year && set_month && set_day && (!set_am || hour<13)) {
2278 if(set_am) {
2279 if(hour == 12) hour = 0;
2280 if(!am) hour += 12;
2281 }
2282
2283 if(!ad) year = -year+1;
2284 else if(year<100) year += 1900;
2285
2286 *ret = time_clip(make_date(make_day(year, month, day),
2287 make_time(hour+hour_adjust, min, sec, ms)) + offset*MS_PER_MINUTE);
2288
2289 if(set_hour_adjust)
2290 *ret = utc(*ret, &di);
2291 }else {
2292 *ret = NAN;
2293 }
2294
2295 for(i=0; i<sizeof(string_ids)/sizeof(DWORD); i++)
2296 heap_free(strings[i]);
2297 heap_free(parse);
2298
2299 return S_OK;
2300 }
2301
2302 static HRESULT DateConstr_parse(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
2303 jsval_t *r)
2304 {
2305 jsstr_t *parse_str;
2306 double n;
2307 HRESULT hres;
2308
2309 TRACE("\n");
2310
2311 if(!argc) {
2312 if(r)
2313 *r = jsval_number(NAN);
2314 return S_OK;
2315 }
2316
2317 hres = to_string(ctx, argv[0], &parse_str);
2318 if(FAILED(hres))
2319 return hres;
2320
2321 hres = date_parse(parse_str, &n);
2322 jsstr_release(parse_str);
2323 if(FAILED(hres))
2324 return hres;
2325
2326 *r = jsval_number(n);
2327 return S_OK;
2328 }
2329
2330 static HRESULT date_utc(script_ctx_t *ctx, unsigned argc, jsval_t *argv, double *ret)
2331 {
2332 double year, month, vdate, hours, minutes, seconds, ms;
2333 HRESULT hres;
2334
2335 TRACE("\n");
2336
2337 if(argc) {
2338 hres = to_number(ctx, argv[0], &year);
2339 if(FAILED(hres))
2340 return hres;
2341 if(0 <= year && year <= 99)
2342 year += 1900;
2343 }else {
2344 year = 1900;
2345 }
2346
2347 if(argc>1) {
2348 hres = to_number(ctx, argv[1], &month);
2349 if(FAILED(hres))
2350 return hres;
2351 }else {
2352 month = 0;
2353 }
2354
2355 if(argc>2) {
2356 hres = to_number(ctx, argv[2], &vdate);
2357 if(FAILED(hres))
2358 return hres;
2359 }else {
2360 vdate = 1;
2361 }
2362
2363 if(argc>3) {
2364 hres = to_number(ctx, argv[3], &hours);
2365 if(FAILED(hres))
2366 return hres;
2367 }else {
2368 hours = 0;
2369 }
2370
2371 if(argc>4) {
2372 hres = to_number(ctx, argv[4], &minutes);
2373 if(FAILED(hres))
2374 return hres;
2375 }else {
2376 minutes = 0;
2377 }
2378
2379 if(argc>5) {
2380 hres = to_number(ctx, argv[5], &seconds);
2381 if(FAILED(hres))
2382 return hres;
2383 }else {
2384 seconds = 0;
2385 }
2386
2387 if(argc>6) {
2388 hres = to_number(ctx, argv[6], &ms);
2389 if(FAILED(hres))
2390 return hres;
2391 } else {
2392 ms = 0;
2393 }
2394
2395 *ret = time_clip(make_date(make_day(year, month, vdate),
2396 make_time(hours, minutes,seconds, ms)));
2397 return S_OK;
2398 }
2399
2400 static HRESULT DateConstr_UTC(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
2401 jsval_t *r)
2402 {
2403 double n;
2404 HRESULT hres;
2405
2406 TRACE("\n");
2407
2408 hres = date_utc(ctx, argc, argv, &n);
2409 if(SUCCEEDED(hres) && r)
2410 *r = jsval_number(n);
2411 return hres;
2412 }
2413
2414 static HRESULT DateConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
2415 jsval_t *r)
2416 {
2417 jsdisp_t *date;
2418 HRESULT hres;
2419
2420 TRACE("\n");
2421
2422 switch(flags) {
2423 case DISPATCH_CONSTRUCT:
2424 switch(argc) {
2425 /* ECMA-262 3rd Edition 15.9.3.3 */
2426 case 0: {
2427 FILETIME time;
2428 LONGLONG lltime;
2429
2430 GetSystemTimeAsFileTime(&time);
2431 lltime = ((LONGLONG)time.dwHighDateTime<<32)
2432 + time.dwLowDateTime;
2433
2434 hres = create_date(ctx, NULL, lltime/10000-TIME_EPOCH, &date);
2435 if(FAILED(hres))
2436 return hres;
2437 break;
2438 }
2439
2440 /* ECMA-262 3rd Edition 15.9.3.2 */
2441 case 1: {
2442 jsval_t prim;
2443 double n;
2444
2445 hres = to_primitive(ctx, argv[0], &prim, NO_HINT);
2446 if(FAILED(hres))
2447 return hres;
2448
2449 if(is_string(prim))
2450 hres = date_parse(get_string(prim), &n);
2451 else
2452 hres = to_number(ctx, prim, &n);
2453
2454 jsval_release(prim);
2455 if(FAILED(hres))
2456 return hres;
2457
2458 hres = create_date(ctx, NULL, time_clip(n), &date);
2459 if(FAILED(hres))
2460 return hres;
2461 break;
2462 }
2463
2464 /* ECMA-262 3rd Edition 15.9.3.1 */
2465 default: {
2466 double ret_date;
2467 DateInstance *di;
2468
2469 hres = date_utc(ctx, argc, argv, &ret_date);
2470 if(FAILED(hres))
2471 return hres;
2472
2473 hres = create_date(ctx, NULL, ret_date, &date);
2474 if(FAILED(hres))
2475 return hres;
2476
2477 di = (DateInstance*)date;
2478 di->time = utc(di->time, di);
2479 }
2480 }
2481
2482 *r = jsval_obj(date);
2483 return S_OK;
2484
2485 case INVOKE_FUNC: {
2486 FILETIME system_time, local_time;
2487 LONGLONG lltime;
2488
2489 GetSystemTimeAsFileTime(&system_time);
2490 FileTimeToLocalFileTime(&system_time, &local_time);
2491 lltime = ((LONGLONG)local_time.dwHighDateTime<<32)
2492 + local_time.dwLowDateTime;
2493
2494 return date_to_string(lltime/10000-TIME_EPOCH, FALSE, 0, r);
2495 }
2496
2497 default:
2498 FIXME("unimplemented flags %x\n", flags);
2499 return E_NOTIMPL;
2500 }
2501
2502 return S_OK;
2503 }
2504
2505 static const builtin_prop_t DateConstr_props[] = {
2506 {UTCW, DateConstr_UTC, PROPF_METHOD},
2507 {parseW, DateConstr_parse, PROPF_METHOD}
2508 };
2509
2510 static const builtin_info_t DateConstr_info = {
2511 JSCLASS_FUNCTION,
2512 {NULL, Function_value, 0},
2513 sizeof(DateConstr_props)/sizeof(*DateConstr_props),
2514 DateConstr_props,
2515 NULL,
2516 NULL
2517 };
2518
2519 HRESULT create_date_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
2520 {
2521 jsdisp_t *date;
2522 HRESULT hres;
2523
2524 static const WCHAR DateW[] = {'D','a','t','e',0};
2525
2526 hres = create_date(ctx, object_prototype, 0.0, &date);
2527 if(FAILED(hres))
2528 return hres;
2529
2530 hres = create_builtin_constructor(ctx, DateConstr_value, DateW, &DateConstr_info,
2531 PROPF_CONSTR|7, date, ret);
2532
2533 jsdisp_release(date);
2534 return hres;
2535 }
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