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date-time.txx @ 111

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pridana knihovna XSD (a jeji chlebodarkyne XERCES), v ramci Win32 zprovoznen priklad tests/test_xsd_hello.cxx

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1	// file : xsd/cxx/tree/parsing/date-time.txx
2	// author : Boris Kolpackov <boris@codesynthesis.com>
3	// copyright : Copyright (c) 2005-2008 Code Synthesis Tools CC
4	// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
5
6	#include <xsd/cxx/ro-string.hxx>
7	#include <xsd/cxx/zc-istream.hxx>
8
9	#include <xsd/cxx/xml/string.hxx> // xml::transcode
10
11	#include <xsd/cxx/tree/text.hxx> // text_content
12
13	namespace xsd
14	{
15	namespace cxx
16	{
17	namespace tree
18	{
19	// time_zone
20	//
21	template <typename C>
22	void time_zone::
23	zone_parse (const C* s, std::size_t n)
24	{
25	// time_zone := Z\|(+\|-)HH:MM
26	//
27	if (n == 0)
28	{
29	return;
30	}
31	else if (s[0] == C ('Z'))
32	{
33	hours_ = 0;
34	minutes_ = 0;
35	present_ = true;
36	}
37	else if (n == 6)
38	{
39	// Parse hours.
40	//
41	hours_ = 10 * (s[1] - C ('0')) + (s[2] - C ('0'));
42
43	// Parse minutes.
44	//
45	minutes_ = 10 * (s[4] - C ('0')) + (s[5] - C ('0'));
46
47	if (s[0] == C ('-'))
48	{
49	hours_ = -hours_;
50	minutes_ = -minutes_;
51	}
52	present_ = true;
53	}
54	}
55
56	// gday
57	//
58	template <typename C, typename B>
59	gday<C, B>::
60	gday (const xercesc::DOMElement& e, flags f, container* c)
61	: B (e, f, c)
62	{
63	parse (text_content<C> (e));
64	}
65
66	template <typename C, typename B>
67	gday<C, B>::
68	gday (const xercesc::DOMAttr& a, flags f, container* c)
69	: B (a, f, c)
70	{
71	parse (xml::transcode<C> (a.getValue ()));
72	}
73
74	template <typename C, typename B>
75	gday<C, B>::
76	gday (const std::basic_string<C>& s,
77	const xercesc::DOMElement* e,
78	flags f,
79	container* c)
80	: B (s, e, f, c)
81	{
82	parse (s);
83	}
84
85	template <typename C, typename B>
86	void gday<C, B>::
87	parse (const std::basic_string<C>& str)
88	{
89	typedef typename ro_string<C>::size_type size_type;
90
91	ro_string<C> tmp (str);
92	size_type n (trim (tmp));
93	const C* s (tmp.data ());
94
95	// gday := ---DD[Z\|(+\|-)HH:MM]
96	//
97	if (n >= 5)
98	{
99	day_ = 10 * (s[3] - C ('0')) + (s[4] - C ('0'));
100
101	if (n > 5)
102	zone_parse (s + 5, n - 5);
103	}
104	}
105
106	// gmonth
107	//
108	template <typename C, typename B>
109	gmonth<C, B>::
110	gmonth (const xercesc::DOMElement& e, flags f, container* c)
111	: B (e, f, c)
112	{
113	parse (text_content<C> (e));
114	}
115
116	template <typename C, typename B>
117	gmonth<C, B>::
118	gmonth (const xercesc::DOMAttr& a, flags f, container* c)
119	: B (a, f, c)
120	{
121	parse (xml::transcode<C> (a.getValue ()));
122	}
123
124	template <typename C, typename B>
125	gmonth<C, B>::
126	gmonth (const std::basic_string<C>& s,
127	const xercesc::DOMElement* e,
128	flags f,
129	container* c)
130	: B (s, e, f, c)
131	{
132	parse (s);
133	}
134
135	template <typename C, typename B>
136	void gmonth<C, B>::
137	parse (const std::basic_string<C>& str)
138	{
139	typedef typename ro_string<C>::size_type size_type;
140
141	ro_string<C> tmp (str);
142	size_type n (trim (tmp));
143	const C* s (tmp.data ());
144
145	// gmonth := --MM[Z\|(+\|-)HH:MM]
146	//
147	if (n >= 4)
148	{
149	month_ = 10 * (s[2] - C ('0')) + (s[3] - C ('0'));
150
151	if (n > 4)
152	zone_parse (s + 4, n - 4);
153	}
154	}
155
156	// gyear
157	//
158	template <typename C, typename B>
159	gyear<C, B>::
160	gyear (const xercesc::DOMElement& e, flags f, container* c)
161	: B (e, f, c)
162	{
163	parse (text_content<C> (e));
164	}
165
166	template <typename C, typename B>
167	gyear<C, B>::
168	gyear (const xercesc::DOMAttr& a, flags f, container* c)
169	: B (a, f, c)
170	{
171	parse (xml::transcode<C> (a.getValue ()));
172	}
173
174	template <typename C, typename B>
175	gyear<C, B>::
176	gyear (const std::basic_string<C>& s,
177	const xercesc::DOMElement* e,
178	flags f,
179	container* c)
180	: B (s, e, f, c)
181	{
182	parse (s);
183	}
184
185	template <typename C, typename B>
186	void gyear<C, B>::
187	parse (const std::basic_string<C>& str)
188	{
189	typedef typename ro_string<C>::size_type size_type;
190
191	ro_string<C> tmp (str);
192	size_type n (trim (tmp));
193	const C* s (tmp.data ());
194
195	// gyear := [-]CCYY[N]*[Z\|(+\|-)HH:MM]
196	//
197	if (n >= 4)
198	{
199	// Find the end of the year token.
200	//
201	size_type pos (4);
202	for (; pos < n; ++pos)
203	{
204	C c (s[pos]);
205
206	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
207	break;
208	}
209
210	ro_string<C> year_fragment (s, pos);
211	zc_istream<C> is (year_fragment);
212	is >> year_;
213
214	if (pos < n)
215	zone_parse (s + pos, n - pos);
216	}
217	}
218
219	// gmonth_day
220	//
221	template <typename C, typename B>
222	gmonth_day<C, B>::
223	gmonth_day (const xercesc::DOMElement& e, flags f, container* c)
224	: B (e, f, c)
225	{
226	parse (text_content<C> (e));
227	}
228
229	template <typename C, typename B>
230	gmonth_day<C, B>::
231	gmonth_day (const xercesc::DOMAttr& a, flags f, container* c)
232	: B (a, f, c)
233	{
234	parse (xml::transcode<C> (a.getValue ()));
235	}
236
237	template <typename C, typename B>
238	gmonth_day<C, B>::
239	gmonth_day (const std::basic_string<C>& s,
240	const xercesc::DOMElement* e,
241	flags f,
242	container* c)
243	: B (s, e, f, c)
244	{
245	parse (s);
246	}
247
248	template <typename C, typename B>
249	void gmonth_day<C, B>::
250	parse (const std::basic_string<C>& str)
251	{
252	typedef typename ro_string<C>::size_type size_type;
253
254	ro_string<C> tmp (str);
255	size_type n (trim (tmp));
256	const C* s (tmp.data ());
257
258	// gmonth_day := --MM-DD[Z\|(+\|-)HH:MM]
259	//
260	if (n >= 7)
261	{
262	month_ = 10 * (s[2] - C ('0')) + (s[3] - C ('0'));
263	day_ = 10 * (s[5] - C ('0')) + (s[6] - C ('0'));
264
265	if (n > 7)
266	zone_parse (s + 7, n - 7);
267	}
268	}
269
270	// gyear_month
271	//
272	template <typename C, typename B>
273	gyear_month<C, B>::
274	gyear_month (const xercesc::DOMElement& e, flags f, container* c)
275	: B (e, f, c)
276	{
277	parse (text_content<C> (e));
278	}
279
280	template <typename C, typename B>
281	gyear_month<C, B>::
282	gyear_month (const xercesc::DOMAttr& a, flags f, container* c)
283	: B (a, f, c)
284	{
285	parse (xml::transcode<C> (a.getValue ()));
286	}
287
288	template <typename C, typename B>
289	gyear_month<C, B>::
290	gyear_month (const std::basic_string<C>& s,
291	const xercesc::DOMElement* e,
292	flags f,
293	container* c)
294	: B (s, e, f, c)
295	{
296	parse (s);
297	}
298
299	template <typename C, typename B>
300	void gyear_month<C, B>::
301	parse (const std::basic_string<C>& str)
302	{
303	typedef typename ro_string<C>::size_type size_type;
304
305	ro_string<C> tmp (str);
306	size_type n (trim (tmp));
307	const C* s (tmp.data ());
308
309	// gyear_month := [-]CCYY[N]*-MM[Z\|(+\|-)HH:MM]
310	//
311
312	if (n >= 7)
313	{
314	// Find the end of the year token.
315	//
316	size_type pos (tmp.find (C ('-'), 4));
317
318	if (pos != ro_string<C>::npos && (n - pos - 1) >= 2)
319	{
320	ro_string<C> year_fragment (s, pos);
321	zc_istream<C> is (year_fragment);
322	is >> year_;
323
324	month_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
325
326	pos += 3;
327
328	if (pos < n)
329	zone_parse (s + pos, n - pos);
330	}
331	}
332	}
333
334	// date
335	//
336	template <typename C, typename B>
337	date<C, B>::
338	date (const xercesc::DOMElement& e, flags f, container* c)
339	: B (e, f, c)
340	{
341	parse (text_content<C> (e));
342	}
343
344	template <typename C, typename B>
345	date<C, B>::
346	date (const xercesc::DOMAttr& a, flags f, container* c)
347	: B (a, f, c)
348	{
349	parse (xml::transcode<C> (a.getValue ()));
350	}
351
352	template <typename C, typename B>
353	date<C, B>::
354	date (const std::basic_string<C>& s,
355	const xercesc::DOMElement* e,
356	flags f,
357	container* c)
358	: B (s, e, f, c)
359	{
360	parse (s);
361	}
362
363	template <typename C, typename B>
364	void date<C, B>::
365	parse (const std::basic_string<C>& str)
366	{
367	typedef typename ro_string<C>::size_type size_type;
368
369	ro_string<C> tmp (str);
370	size_type n (trim (tmp));
371	const C* s (tmp.data ());
372
373	// date := [-]CCYY[N]*-MM-DD[Z\|(+\|-)HH:MM]
374	//
375
376	if (n >= 10)
377	{
378	// Find the end of the year token.
379	//
380	size_type pos (tmp.find (C ('-'), 4));
381
382	if (pos != ro_string<C>::npos && (n - pos - 1) >= 5)
383	{
384	ro_string<C> year_fragment (s, pos);
385	zc_istream<C> is (year_fragment);
386	is >> year_;
387
388	month_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
389	day_ = 10 * (s[pos + 4] - C ('0')) + (s[pos + 5] - C ('0'));
390
391	pos += 6;
392
393	if (pos < n)
394	zone_parse (s + pos, n - pos);
395	}
396	}
397	}
398
399	// time
400	//
401	template <typename C, typename B>
402	time<C, B>::
403	time (const xercesc::DOMElement& e, flags f, container* c)
404	: B (e, f, c)
405	{
406	parse (text_content<C> (e));
407	}
408
409	template <typename C, typename B>
410	time<C, B>::
411	time (const xercesc::DOMAttr& a, flags f, container* c)
412	: B (a, f, c)
413	{
414	parse (xml::transcode<C> (a.getValue ()));
415	}
416
417	template <typename C, typename B>
418	time<C, B>::
419	time (const std::basic_string<C>& s,
420	const xercesc::DOMElement* e,
421	flags f,
422	container* c)
423	: B (s, e, f, c)
424	{
425	parse (s);
426	}
427
428	template <typename C, typename B>
429	void time<C, B>::
430	parse (const std::basic_string<C>& str)
431	{
432	typedef typename ro_string<C>::size_type size_type;
433
434	ro_string<C> tmp (str);
435	size_type n (trim (tmp));
436	const C* s (tmp.data ());
437
438	// time := HH:MM:SS[.S+][Z\|(+\|-)HH:MM]
439	//
440
441	if (n >= 8)
442	{
443	hours_ = 10 * (s[0] - '0') + (s[1] - '0');
444	minutes_ = 10 * (s[3] - '0') + (s[4] - '0');
445
446	// Find the end of the seconds fragment.
447	//
448	size_type pos (8);
449	for (; pos < n; ++pos)
450	{
451	C c (s[pos]);
452
453	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
454	break;
455	}
456
457	ro_string<C> seconds_fragment (s + 6, pos - 6);
458	zc_istream<C> is (seconds_fragment);
459	is >> seconds_;
460
461	if (pos < n)
462	zone_parse (s + pos, n - pos);
463	}
464	}
465
466	// date_time
467	//
468	template <typename C, typename B>
469	date_time<C, B>::
470	date_time (const xercesc::DOMElement& e, flags f, container* c)
471	: B (e, f, c)
472	{
473	parse (text_content<C> (e));
474	}
475
476	template <typename C, typename B>
477	date_time<C, B>::
478	date_time (const xercesc::DOMAttr& a, flags f, container* c)
479	: B (a, f, c)
480	{
481	parse (xml::transcode<C> (a.getValue ()));
482	}
483
484	template <typename C, typename B>
485	date_time<C, B>::
486	date_time (const std::basic_string<C>& s,
487	const xercesc::DOMElement* e,
488	flags f,
489	container* c)
490	: B (s, e, f, c)
491	{
492	parse (s);
493	}
494
495	template <typename C, typename B>
496	void date_time<C, B>::
497	parse (const std::basic_string<C>& str)
498	{
499	typedef typename ro_string<C>::size_type size_type;
500
501	ro_string<C> tmp (str);
502	size_type n (trim (tmp));
503	const C* s (tmp.data ());
504
505	// date_time := [-]CCYY[N]*-MM-DDTHH:MM:SS[.S+][Z\|(+\|-)HH:MM]
506	//
507
508	if (n >= 19)
509	{
510	// Find the end of the year token.
511	//
512	size_type pos (tmp.find (C ('-'), 4));
513
514	if (pos != ro_string<C>::npos && (n - pos - 1) >= 14)
515	{
516	ro_string<C> year_fragment (s, pos);
517	zc_istream<C> yis (year_fragment);
518	yis >> year_;
519
520	month_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
521	pos += 3;
522
523	day_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
524	pos += 3;
525
526	hours_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
527	pos += 3;
528
529	minutes_ = 10 * (s[pos + 1] - C ('0')) + (s[pos + 2] - C ('0'));
530	pos += 4; // Point to the first S.
531
532	// Find the end of the seconds fragment.
533	//
534	size_type sec_end (pos + 2);
535	for (; sec_end < n; ++sec_end)
536	{
537	C c (s[sec_end]);
538
539	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
540	break;
541	}
542
543	ro_string<C> seconds_fragment (s + pos, sec_end - pos);
544	zc_istream<C> sis (seconds_fragment);
545	sis >> seconds_;
546
547	if (sec_end < n)
548	zone_parse (s + sec_end, n - sec_end);
549	}
550	}
551	}
552
553	// duration
554	//
555	template <typename C, typename B>
556	duration<C, B>::
557	duration (const xercesc::DOMElement& e, flags f, container* c)
558	: B (e, f, c)
559	{
560	parse (text_content<C> (e));
561	}
562
563	template <typename C, typename B>
564	duration<C, B>::
565	duration (const xercesc::DOMAttr& a, flags f, container* c)
566	: B (a, f, c)
567	{
568	parse (xml::transcode<C> (a.getValue ()));
569	}
570
571	template <typename C, typename B>
572	duration<C, B>::
573	duration (const std::basic_string<C>& s,
574	const xercesc::DOMElement* e,
575	flags f,
576	container* c)
577	: B (s, e, f, c)
578	{
579	parse (s);
580	}
581
582	namespace bits
583	{
584	template <typename C>
585	inline typename ro_string<C>::size_type
586	duration_delim (const C* s,
587	typename ro_string<C>::size_type pos,
588	typename ro_string<C>::size_type size)
589	{
590	const C* p (s + pos);
591	for (; p < (s + size); ++p)
592	{
593	if (p == C ('Y') \|\| p == C ('D') \|\| *p == C ('M') \|\|
594	p == C ('H') \|\| p == C ('M') \|\| *p == C ('S') \|\|
595	*p == C ('T'))
596	break;
597	}
598
599	return p - s;
600	}
601	}
602
603	template <typename C, typename B>
604	void duration<C, B>::
605	parse (const std::basic_string<C>& str)
606	{
607	typedef typename ro_string<C>::size_type size_type;
608
609	ro_string<C> tmp (str);
610	size_type n (trim (tmp));
611	const C* s (tmp.data ());
612
613	// duration := [-]P[nY][nM][nD][TnHnMn[.n+]S]
614	//
615	if (n >= 3)
616	{
617	size_type pos (0);
618
619	if (s[0] == C ('-'))
620	{
621	negative_ = true;
622	pos++;
623	}
624	else
625	negative_ = false;
626
627	pos++; // Skip 'P'.
628
629	size_type del (bits::duration_delim (s, pos, n));
630
631	if (del != n && s[del] == C ('Y'))
632	{
633	ro_string<C> fragment (s + pos, del - pos);
634	zc_istream<C> is (fragment);
635	is >> years_;
636
637	pos = del + 1;
638	del = bits::duration_delim (s, pos, n);
639	}
640
641	if (del != n && s[del] == C ('M'))
642	{
643	ro_string<C> fragment (s + pos, del - pos);
644	zc_istream<C> is (fragment);
645	is >> months_;
646
647	pos = del + 1;
648	del = bits::duration_delim (s, pos, n);
649	}
650
651	if (del != n && s[del] == C ('D'))
652	{
653	ro_string<C> fragment (s + pos, del - pos);
654	zc_istream<C> is (fragment);
655	is >> days_;
656
657	pos = del + 1;
658	del = bits::duration_delim (s, pos, n);
659	}
660
661	if (del != n && s[del] == C ('T'))
662	{
663	pos = del + 1;
664	del = bits::duration_delim (s, pos, n);
665
666	if (del != n && s[del] == C ('H'))
667	{
668	ro_string<C> fragment (s + pos, del - pos);
669	zc_istream<C> is (fragment);
670	is >> hours_;
671
672	pos = del + 1;
673	del = bits::duration_delim (s, pos, n);
674	}
675
676	if (del != n && s[del] == C ('M'))
677	{
678	ro_string<C> fragment (s + pos, del - pos);
679	zc_istream<C> is (fragment);
680	is >> minutes_;
681
682	pos = del + 1;
683	del = bits::duration_delim (s, pos, n);
684	}
685
686	if (del != n && s[del] == C ('S'))
687	{
688	ro_string<C> fragment (s + pos, del - pos);
689	zc_istream<C> is (fragment);
690	is >> seconds_;
691	}
692	}
693	}
694	}
695	}
696	}
697	}

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