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xml-schema-pimpl.txx @ 119

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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/parser/non-validating/xml-schema-pimpl.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 <limits>
7	#include <locale>
8
9	#include <xsd/cxx/zc-istream.hxx>
10
11	namespace xsd
12	{
13	namespace cxx
14	{
15	namespace parser
16	{
17	namespace non_validating
18	{
19	// Note that most of the types implemented here cannot have
20	// whitespaces in the value. As result we don't need to waste
21	// time collapsing whitespaces. All we need to do is trim the
22	// string representation which can be done without copying.
23	//
24
25	// any_type
26	//
27
28	template <typename C>
29	void any_type_pimpl<C>::
30	post_any_type ()
31	{
32	}
33
34	// any_simple_type
35	//
36
37	template <typename C>
38	void any_simple_type_pimpl<C>::
39	post_any_simple_type ()
40	{
41	}
42
43	// boolean
44	//
45	template <typename C>
46	void boolean_pimpl<C>::
47	_pre ()
48	{
49	str_.clear ();
50	}
51
52	template <typename C>
53	void boolean_pimpl<C>::
54	_characters (const ro_string<C>& s)
55	{
56	str_ += s;
57	}
58
59	template <typename C>
60	bool boolean_pimpl<C>::
61	post_boolean ()
62	{
63	std::basic_string<C> tmp;
64	tmp.swap (str_);
65
66	ro_string<C> str (tmp);
67	trim (str);
68
69	return str == bits::true_<C> () \|\| str == bits::one<C> ();
70	}
71
72	// byte
73	//
74
75	template <typename C>
76	void byte_pimpl<C>::
77	_pre ()
78	{
79	str_.clear ();
80	}
81
82	template <typename C>
83	void byte_pimpl<C>::
84	_characters (const ro_string<C>& s)
85	{
86	str_ += s;
87	}
88
89	template <typename C>
90	signed char byte_pimpl<C>::
91	post_byte ()
92	{
93	std::basic_string<C> tmp;
94	tmp.swap (str_);
95
96	ro_string<C> str (tmp);
97	trim (str);
98
99	short t;
100	zc_istream<C> is (str);
101	is >> t;
102
103	return static_cast<signed char> (t);
104	}
105
106	// unsigned_byte
107	//
108
109	template <typename C>
110	void unsigned_byte_pimpl<C>::
111	_pre ()
112	{
113	str_.clear ();
114	}
115
116	template <typename C>
117	void unsigned_byte_pimpl<C>::
118	_characters (const ro_string<C>& s)
119	{
120	str_ += s;
121	}
122
123	template <typename C>
124	unsigned char unsigned_byte_pimpl<C>::
125	post_unsigned_byte ()
126	{
127	std::basic_string<C> tmp;
128	tmp.swap (str_);
129
130	ro_string<C> str (tmp);
131	trim (str);
132
133	unsigned short t;
134	zc_istream<C> is (str);
135	is >> t;
136
137	return static_cast<unsigned char> (t);
138	}
139
140	// short
141	//
142
143	template <typename C>
144	void short_pimpl<C>::
145	_pre ()
146	{
147	str_.clear ();
148	}
149
150	template <typename C>
151	void short_pimpl<C>::
152	_characters (const ro_string<C>& s)
153	{
154	str_ += s;
155	}
156
157	template <typename C>
158	short short_pimpl<C>::
159	post_short ()
160	{
161	std::basic_string<C> tmp;
162	tmp.swap (str_);
163
164	ro_string<C> str (tmp);
165	trim (str);
166
167	short t;
168	zc_istream<C> is (str);
169	is >> t;
170
171	return t;
172	}
173
174	// unsigned_short
175	//
176
177	template <typename C>
178	void unsigned_short_pimpl<C>::
179	_pre ()
180	{
181	str_.clear ();
182	}
183
184	template <typename C>
185	void unsigned_short_pimpl<C>::
186	_characters (const ro_string<C>& s)
187	{
188	str_ += s;
189	}
190
191	template <typename C>
192	unsigned short unsigned_short_pimpl<C>::
193	post_unsigned_short ()
194	{
195	std::basic_string<C> tmp;
196	tmp.swap (str_);
197
198	ro_string<C> str (tmp);
199	trim (str);
200
201	unsigned short t;
202	zc_istream<C> is (str);
203	is >> t;
204
205	return t;
206	}
207
208	// int
209	//
210
211	template <typename C>
212	void int_pimpl<C>::
213	_pre ()
214	{
215	str_.clear ();
216	}
217
218	template <typename C>
219	void int_pimpl<C>::
220	_characters (const ro_string<C>& s)
221	{
222	str_ += s;
223	}
224
225	template <typename C>
226	int int_pimpl<C>::
227	post_int ()
228	{
229	std::basic_string<C> tmp;
230	tmp.swap (str_);
231
232	ro_string<C> str (tmp);
233	trim (str);
234
235	int t;
236	zc_istream<C> is (str);
237	is >> t;
238
239	return t;
240	}
241
242	// unsigned_int
243	//
244
245	template <typename C>
246	void unsigned_int_pimpl<C>::
247	_pre ()
248	{
249	str_.clear ();
250	}
251
252	template <typename C>
253	void unsigned_int_pimpl<C>::
254	_characters (const ro_string<C>& s)
255	{
256	str_ += s;
257	}
258
259	template <typename C>
260	unsigned int unsigned_int_pimpl<C>::
261	post_unsigned_int ()
262	{
263	std::basic_string<C> tmp;
264	tmp.swap (str_);
265
266	ro_string<C> str (tmp);
267	trim (str);
268
269	unsigned int t;
270	zc_istream<C> is (str);
271	is >> t;
272
273	return t;
274	}
275
276	// long
277	//
278	template <typename C>
279	void long_pimpl<C>::
280	_pre ()
281	{
282	str_.clear ();
283	}
284
285	template <typename C>
286	void long_pimpl<C>::
287	_characters (const ro_string<C>& s)
288	{
289	str_ += s;
290	}
291
292	template <typename C>
293	long long long_pimpl<C>::
294	post_long ()
295	{
296	std::basic_string<C> tmp;
297	tmp.swap (str_);
298
299	ro_string<C> str (tmp);
300	trim (str);
301
302	long long t;
303	zc_istream<C> is (str);
304	is >> t;
305
306	return t;
307	}
308
309	// unsigned_long
310	//
311	template <typename C>
312	void unsigned_long_pimpl<C>::
313	_pre ()
314	{
315	str_.clear ();
316	}
317
318	template <typename C>
319	void unsigned_long_pimpl<C>::
320	_characters (const ro_string<C>& s)
321	{
322	str_ += s;
323	}
324
325	template <typename C>
326	unsigned long long unsigned_long_pimpl<C>::
327	post_unsigned_long ()
328	{
329	std::basic_string<C> tmp;
330	tmp.swap (str_);
331
332	ro_string<C> str (tmp);
333	trim (str);
334
335	unsigned long long t;
336	zc_istream<C> is (str);
337	is >> t;
338
339	return t;
340	}
341
342	// integer
343	//
344	template <typename C>
345	void integer_pimpl<C>::
346	_pre ()
347	{
348	str_.clear ();
349	}
350
351	template <typename C>
352	void integer_pimpl<C>::
353	_characters (const ro_string<C>& s)
354	{
355	str_ += s;
356	}
357
358	template <typename C>
359	long long integer_pimpl<C>::
360	post_integer ()
361	{
362	std::basic_string<C> tmp;
363	tmp.swap (str_);
364
365	ro_string<C> str (tmp);
366	trim (str);
367
368	long long t;
369	zc_istream<C> is (str);
370	is >> t;
371
372	return t;
373	}
374
375	// negative_integer
376	//
377	template <typename C>
378	void negative_integer_pimpl<C>::
379	_pre ()
380	{
381	str_.clear ();
382	}
383
384	template <typename C>
385	void negative_integer_pimpl<C>::
386	_characters (const ro_string<C>& s)
387	{
388	str_ += s;
389	}
390
391	template <typename C>
392	long long negative_integer_pimpl<C>::
393	post_negative_integer ()
394	{
395	std::basic_string<C> tmp;
396	tmp.swap (str_);
397
398	ro_string<C> str (tmp);
399	trim (str);
400
401	long long t;
402	zc_istream<C> is (str);
403	is >> t;
404
405	return t;
406	}
407
408	// non_positive_integer
409	//
410	template <typename C>
411	void non_positive_integer_pimpl<C>::
412	_pre ()
413	{
414	str_.clear ();
415	}
416
417	template <typename C>
418	void non_positive_integer_pimpl<C>::
419	_characters (const ro_string<C>& s)
420	{
421	str_ += s;
422	}
423
424	template <typename C>
425	long long non_positive_integer_pimpl<C>::
426	post_non_positive_integer ()
427	{
428	std::basic_string<C> tmp;
429	tmp.swap (str_);
430
431	ro_string<C> str (tmp);
432	trim (str);
433
434	long long t;
435	zc_istream<C> is (str);
436	is >> t;
437
438	return t;
439	}
440
441	// positive_integer
442	//
443	template <typename C>
444	void positive_integer_pimpl<C>::
445	_pre ()
446	{
447	str_.clear ();
448	}
449
450	template <typename C>
451	void positive_integer_pimpl<C>::
452	_characters (const ro_string<C>& s)
453	{
454	str_ += s;
455	}
456
457	template <typename C>
458	unsigned long long positive_integer_pimpl<C>::
459	post_positive_integer ()
460	{
461	std::basic_string<C> tmp;
462	tmp.swap (str_);
463
464	ro_string<C> str (tmp);
465	trim (str);
466
467	unsigned long long t;
468	zc_istream<C> is (str);
469	is >> t;
470
471	return t;
472	}
473
474	// non_negative_integer
475	//
476	template <typename C>
477	void non_negative_integer_pimpl<C>::
478	_pre ()
479	{
480	str_.clear ();
481	}
482
483	template <typename C>
484	void non_negative_integer_pimpl<C>::
485	_characters (const ro_string<C>& s)
486	{
487	str_ += s;
488	}
489
490	template <typename C>
491	unsigned long long non_negative_integer_pimpl<C>::
492	post_non_negative_integer ()
493	{
494	std::basic_string<C> tmp;
495	tmp.swap (str_);
496
497	ro_string<C> str (tmp);
498	trim (str);
499
500	unsigned long long t;
501	zc_istream<C> is (str);
502	is >> t;
503
504	return t;
505	}
506
507	// float
508	//
509	template <typename C>
510	void float_pimpl<C>::
511	_pre ()
512	{
513	str_.clear ();
514	}
515
516	template <typename C>
517	void float_pimpl<C>::
518	_characters (const ro_string<C>& s)
519	{
520	str_ += s;
521	}
522
523	template <typename C>
524	float float_pimpl<C>::
525	post_float ()
526	{
527	std::basic_string<C> tmp;
528	tmp.swap (str_);
529
530	ro_string<C> str (tmp);
531	trim (str);
532
533	if (str == bits::positive_inf<C> ())
534	return std::numeric_limits<float>::infinity ();
535
536	if (str == bits::negative_inf<C> ())
537	return -std::numeric_limits<float>::infinity ();
538
539	if (str == bits::nan<C> ())
540	return std::numeric_limits<float>::quiet_NaN ();
541
542	float t;
543	zc_istream<C> is (str);
544	is.imbue (std::locale::classic ());
545	is >> t;
546
547	return t;
548	}
549
550	// double
551	//
552	template <typename C>
553	void double_pimpl<C>::
554	_pre ()
555	{
556	str_.clear ();
557	}
558
559	template <typename C>
560	void double_pimpl<C>::
561	_characters (const ro_string<C>& s)
562	{
563	str_ += s;
564	}
565
566	template <typename C>
567	double double_pimpl<C>::
568	post_double ()
569	{
570	std::basic_string<C> tmp;
571	tmp.swap (str_);
572
573	ro_string<C> str (tmp);
574	trim (str);
575
576	if (str == bits::positive_inf<C> ())
577	return std::numeric_limits<double>::infinity ();
578
579	if (str == bits::negative_inf<C> ())
580	return -std::numeric_limits<double>::infinity ();
581
582	if (str == bits::nan<C> ())
583	return std::numeric_limits<double>::quiet_NaN ();
584
585	double t;
586	zc_istream<C> is (str);
587	is.imbue (std::locale::classic ());
588	is >> t;
589
590	return t;
591	}
592
593	// decimal
594	//
595	template <typename C>
596	void decimal_pimpl<C>::
597	_pre ()
598	{
599	str_.clear ();
600	}
601
602	template <typename C>
603	void decimal_pimpl<C>::
604	_characters (const ro_string<C>& s)
605	{
606	str_ += s;
607	}
608
609	template <typename C>
610	double decimal_pimpl<C>::
611	post_decimal ()
612	{
613	std::basic_string<C> tmp;
614	tmp.swap (str_);
615
616	ro_string<C> str (tmp);
617	trim (str);
618
619	double t;
620	zc_istream<C> is (str);
621	is.imbue (std::locale::classic ());
622	is >> t;
623
624	return t;
625	}
626
627
628	// string
629	//
630	template <typename C>
631	void string_pimpl<C>::
632	_pre ()
633	{
634	str_.clear ();
635	}
636
637	template <typename C>
638	void string_pimpl<C>::
639	_characters (const ro_string<C>& s)
640	{
641	str_ += s;
642	}
643
644	template <typename C>
645	std::basic_string<C> string_pimpl<C>::
646	post_string ()
647	{
648	std::basic_string<C> r;
649	r.swap (str_);
650	return r;
651	}
652
653	// normalized_string
654	//
655	template <typename C>
656	void normalized_string_pimpl<C>::
657	_pre ()
658	{
659	str_.clear ();
660	}
661
662	template <typename C>
663	void normalized_string_pimpl<C>::
664	_characters (const ro_string<C>& s)
665	{
666	str_ += s;
667	}
668
669	template <typename C>
670	std::basic_string<C> normalized_string_pimpl<C>::
671	post_normalized_string ()
672	{
673	typedef typename std::basic_string<C>::size_type size_type;
674
675	size_type size (str_.size ());
676
677	for (size_type i (0); i < size; ++i)
678	{
679	C& c = str_[i];
680
681	if (c == C (0x0A) \|\| c == C (0x0D) \|\| c == C (0x09))
682	c = C (0x20);
683	}
684
685	std::basic_string<C> r;
686	r.swap (str_);
687	return r;
688	}
689
690	// token
691	//
692	template <typename C>
693	void token_pimpl<C>::
694	_pre ()
695	{
696	str_.clear ();
697	}
698
699	template <typename C>
700	void token_pimpl<C>::
701	_characters (const ro_string<C>& s)
702	{
703	if (str_.size () == 0)
704	{
705	ro_string<C> tmp (s.data (), s.size ());
706
707	if (trim_left (tmp) != 0)
708	str_ += tmp;
709	}
710	else
711	str_ += s;
712	}
713
714	template <typename C>
715	std::basic_string<C> token_pimpl<C>::
716	post_token ()
717	{
718	typedef typename std::basic_string<C>::size_type size_type;
719
720	size_type size (str_.size ());
721	size_type j (0);
722
723	bool subs (false);
724
725	for (size_type i (0); i < size; ++i)
726	{
727	C c = str_[i];
728
729	if (c == C (0x20) \|\| c == C (0x0A) \|\|
730	c == C (0x0D) \|\| c == C (0x09))
731	{
732	subs = true;
733	}
734	else
735	{
736	if (subs)
737	{
738	subs = false;
739	str_[j++] = C (0x20);
740	}
741
742	str_[j++] = c;
743	}
744	}
745
746	str_.resize (j);
747
748	std::basic_string<C> r;
749	r.swap (str_);
750	return r;
751	}
752
753	// name
754	//
755	template <typename C>
756	void name_pimpl<C>::
757	_pre ()
758	{
759	str_.clear ();
760	}
761
762	template <typename C>
763	void name_pimpl<C>::
764	_characters (const ro_string<C>& s)
765	{
766	if (str_.size () == 0)
767	{
768	ro_string<C> tmp (s.data (), s.size ());
769
770	if (trim_left (tmp) != 0)
771	str_ += tmp;
772	}
773	else
774	str_ += s;
775	}
776
777	template <typename C>
778	std::basic_string<C> name_pimpl<C>::
779	post_name ()
780	{
781	ro_string<C> tmp (str_);
782	str_.resize (trim_right (tmp));
783
784	std::basic_string<C> r;
785	r.swap (str_);
786	return r;
787	}
788
789	// nmtoken
790	//
791	template <typename C>
792	void nmtoken_pimpl<C>::
793	_pre ()
794	{
795	str_.clear ();
796	}
797
798	template <typename C>
799	void nmtoken_pimpl<C>::
800	_characters (const ro_string<C>& s)
801	{
802	if (str_.size () == 0)
803	{
804	ro_string<C> tmp (s.data (), s.size ());
805
806	if (trim_left (tmp) != 0)
807	str_ += tmp;
808	}
809	else
810	str_ += s;
811	}
812
813	template <typename C>
814	std::basic_string<C> nmtoken_pimpl<C>::
815	post_nmtoken ()
816	{
817	ro_string<C> tmp (str_);
818	str_.resize (trim_right (tmp));
819
820	std::basic_string<C> r;
821	r.swap (str_);
822	return r;
823	}
824
825	// nmtokens
826	//
827	template <typename C>
828	void nmtokens_pimpl<C>::
829	_pre ()
830	{
831	nmtokens_pskel<C>::_pre ();
832	seq_.clear ();
833	}
834
835	template <typename C>
836	string_sequence<C> nmtokens_pimpl<C>::
837	post_nmtokens ()
838	{
839	string_sequence<C> r;
840	r.swap (seq_);
841	return r;
842	}
843
844	template <typename C>
845	void nmtokens_pimpl<C>::
846	_xsd_parse_item (const ro_string<C>& s)
847	{
848	parser_.pre ();
849	parser_._pre ();
850	parser_._characters (s);
851	parser_._post ();
852	seq_.push_back (parser_.post_nmtoken ());
853	}
854
855	// ncname
856	//
857	template <typename C>
858	void ncname_pimpl<C>::
859	_pre ()
860	{
861	str_.clear ();
862	}
863
864	template <typename C>
865	void ncname_pimpl<C>::
866	_characters (const ro_string<C>& s)
867	{
868	if (str_.size () == 0)
869	{
870	ro_string<C> tmp (s.data (), s.size ());
871
872	if (trim_left (tmp) != 0)
873	str_ += tmp;
874	}
875	else
876	str_ += s;
877	}
878
879	template <typename C>
880	std::basic_string<C> ncname_pimpl<C>::
881	post_ncname ()
882	{
883	ro_string<C> tmp (str_);
884	str_.resize (trim_right (tmp));
885
886	std::basic_string<C> r;
887	r.swap (str_);
888	return r;
889	}
890
891	// id
892	//
893	template <typename C>
894	std::basic_string<C> id_pimpl<C>::
895	post_id ()
896	{
897	return this->post_ncname ();
898	}
899
900	// idref
901	//
902	template <typename C>
903	std::basic_string<C> idref_pimpl<C>::
904	post_idref ()
905	{
906	return this->post_ncname ();
907	}
908
909	// idrefs
910	//
911	template <typename C>
912	void idrefs_pimpl<C>::
913	_pre ()
914	{
915	idrefs_pskel<C>::_pre ();
916	seq_.clear ();
917	}
918
919	template <typename C>
920	string_sequence<C> idrefs_pimpl<C>::
921	post_idrefs ()
922	{
923	string_sequence<C> r;
924	r.swap (seq_);
925	return r;
926	}
927
928	template <typename C>
929	void idrefs_pimpl<C>::
930	_xsd_parse_item (const ro_string<C>& s)
931	{
932	parser_.pre ();
933	parser_._pre ();
934	parser_._characters (s);
935	parser_._post ();
936	seq_.push_back (parser_.post_idref ());
937	}
938
939	// language
940	//
941	template <typename C>
942	void language_pimpl<C>::
943	_pre ()
944	{
945	str_.clear ();
946	}
947
948	template <typename C>
949	void language_pimpl<C>::
950	_characters (const ro_string<C>& s)
951	{
952	if (str_.size () == 0)
953	{
954	ro_string<C> tmp (s.data (), s.size ());
955
956	if (trim_left (tmp) != 0)
957	str_ += tmp;
958	}
959	else
960	str_ += s;
961	}
962
963	template <typename C>
964	std::basic_string<C> language_pimpl<C>::
965	post_language ()
966	{
967	ro_string<C> tmp (str_);
968	str_.resize (trim_right (tmp));
969
970	std::basic_string<C> r;
971	r.swap (str_);
972	return r;
973	}
974
975	// uri
976	//
977	template <typename C>
978	void uri_pimpl<C>::
979	_pre ()
980	{
981	str_.clear ();
982	}
983
984	template <typename C>
985	void uri_pimpl<C>::
986	_characters (const ro_string<C>& s)
987	{
988	if (str_.size () == 0)
989	{
990	ro_string<C> tmp (s.data (), s.size ());
991
992	if (trim_left (tmp) != 0)
993	str_ += tmp;
994	}
995	else
996	str_ += s;
997	}
998
999	template <typename C>
1000	std::basic_string<C> uri_pimpl<C>::
1001	post_uri ()
1002	{
1003	ro_string<C> tmp (str_);
1004	str_.resize (trim_right (tmp));
1005
1006	std::basic_string<C> r;
1007	r.swap (str_);
1008	return r;
1009	}
1010
1011	// qname
1012	//
1013	template <typename C>
1014	void qname_pimpl<C>::
1015	_pre ()
1016	{
1017	str_.clear ();
1018	}
1019
1020	template <typename C>
1021	void qname_pimpl<C>::
1022	_characters (const ro_string<C>& s)
1023	{
1024	if (str_.size () == 0)
1025	{
1026	ro_string<C> tmp (s.data (), s.size ());
1027
1028	if (trim_left (tmp) != 0)
1029	str_ += tmp;
1030	}
1031	else
1032	str_ += s;
1033	}
1034
1035	template <typename C>
1036	qname<C> qname_pimpl<C>::
1037	post_qname ()
1038	{
1039	typedef typename ro_string<C>::size_type size_type;
1040
1041	ro_string<C> tmp (str_);
1042	size_type size (trim_right (tmp));
1043	size_type pos (tmp.find (C (':')));
1044
1045	if (pos != ro_string<C>::npos)
1046	{
1047	std::basic_string<C> prefix (tmp.data (), pos++);
1048	std::basic_string<C> name (tmp.data () + pos, size - pos);
1049	return qname<C> (prefix, name);
1050	}
1051	else
1052	{
1053	str_.resize (size);
1054	return qname<C> (str_);
1055	}
1056	}
1057
1058	// base64_binary
1059	//
1060	template <typename C>
1061	void base64_binary_pimpl<C>::
1062	_pre ()
1063	{
1064	str_.clear ();
1065	}
1066
1067	template <typename C>
1068	void base64_binary_pimpl<C>::
1069	_characters (const ro_string<C>& s)
1070	{
1071	if (str_.size () == 0)
1072	{
1073	ro_string<C> tmp (s.data (), s.size ());
1074
1075	if (trim_left (tmp) != 0)
1076	str_ += tmp;
1077	}
1078	else
1079	str_ += s;
1080	}
1081
1082	namespace bits
1083	{
1084	template <typename C>
1085	inline unsigned char
1086	base64_decode (C c)
1087	{
1088	unsigned char r (0xFF);
1089
1090	if (c >= C('A') && c <= C ('Z'))
1091	r = static_cast<unsigned char> (c - C ('A'));
1092	else if (c >= C('a') && c <= C ('z'))
1093	r = static_cast<unsigned char> (c - C ('a') + 26);
1094	else if (c >= C('0') && c <= C ('9'))
1095	r = static_cast<unsigned char> (c - C ('0') + 52);
1096	else if (c == C ('+'))
1097	r = 62;
1098	else if (c == C ('/'))
1099	r = 63;
1100
1101	return r;
1102	}
1103	}
1104
1105	template <typename C>
1106	std::auto_ptr<buffer> base64_binary_pimpl<C>::
1107	post_base64_binary ()
1108	{
1109	typedef typename std::basic_string<C>::size_type size_type;
1110
1111	size_type size (str_.size ());
1112	const C* src (str_.c_str ());
1113
1114	// Remove all whitespaces.
1115	//
1116	{
1117	size_type j (0);
1118
1119	bool subs (false);
1120
1121	for (size_type i (0); i < size; ++i)
1122	{
1123	C c = str_[i];
1124
1125	if (c == C (0x20) \|\| c == C (0x0A) \|\|
1126	c == C (0x0D) \|\| c == C (0x09))
1127	{
1128	subs = true;
1129	}
1130	else
1131	{
1132	if (subs)
1133	subs = false;
1134
1135	str_[j++] = c;
1136	}
1137	}
1138
1139	size = j;
1140	str_.resize (size);
1141	}
1142
1143	// Our length should be a multiple of four.
1144	//
1145	size_type quad_count (size / 4);
1146	size_type capacity (quad_count * 3 + 1);
1147
1148	std::auto_ptr<buffer> buf (new buffer (capacity, capacity));
1149	char* dst (buf->data ());
1150
1151	size_type si (0), di (0); // Source and destination indexes.
1152
1153	// Process all quads except the last one.
1154	//
1155	unsigned char b1, b2, b3, b4;
1156
1157	for (size_type q (0); q < quad_count - 1; ++q)
1158	{
1159	b1 = bits::base64_decode (src[si++]);
1160	b2 = bits::base64_decode (src[si++]);
1161	b3 = bits::base64_decode (src[si++]);
1162	b4 = bits::base64_decode (src[si++]);
1163
1164	dst[di++] = (b1 << 2) \| (b2 >> 4);
1165	dst[di++] = (b2 << 4) \| (b3 >> 2);
1166	dst[di++] = (b3 << 6) \| b4;
1167	}
1168
1169	// Process the last quad. The first two octets are always there.
1170	//
1171	b1 = bits::base64_decode (src[si++]);
1172	b2 = bits::base64_decode (src[si++]);
1173
1174	C e3 (src[si++]);
1175	C e4 (src[si++]);
1176
1177	if (e4 == C ('='))
1178	{
1179	if (e3 == C ('='))
1180	{
1181	// Two pads. Last 4 bits in b2 should be zero.
1182	//
1183	dst[di++] = (b1 << 2) \| (b2 >> 4);
1184	}
1185	else
1186	{
1187	// One pad. Last 2 bits in b3 should be zero.
1188	//
1189	b3 = bits::base64_decode (e3);
1190
1191	dst[di++] = (b1 << 2) \| (b2 >> 4);
1192	dst[di++] = (b2 << 4) \| (b3 >> 2);
1193	}
1194	}
1195	else
1196	{
1197	// No pads.
1198	//
1199	b3 = bits::base64_decode (e3);
1200	b4 = bits::base64_decode (e4);
1201
1202	dst[di++] = (b1 << 2) \| (b2 >> 4);
1203	dst[di++] = (b2 << 4) \| (b3 >> 2);
1204	dst[di++] = (b3 << 6) \| b4;
1205	}
1206
1207	// Set the real size.
1208	//
1209	buf->size (di);
1210
1211	return buf;
1212	}
1213
1214	// hex_binary
1215	//
1216	template <typename C>
1217	void hex_binary_pimpl<C>::
1218	_pre ()
1219	{
1220	str_.clear ();
1221	}
1222
1223	template <typename C>
1224	void hex_binary_pimpl<C>::
1225	_characters (const ro_string<C>& s)
1226	{
1227	if (str_.size () == 0)
1228	{
1229	ro_string<C> tmp (s.data (), s.size ());
1230
1231	if (trim_left (tmp) != 0)
1232	str_ += tmp;
1233	}
1234	else
1235	str_ += s;
1236	}
1237
1238	namespace bits
1239	{
1240	template <typename C>
1241	inline unsigned char
1242	hex_decode (C c)
1243	{
1244	unsigned char r (0xFF);
1245
1246	if (c >= C('0') && c <= C ('9'))
1247	r = static_cast<unsigned char> (c - C ('0'));
1248	else if (c >= C ('A') && c <= C ('F'))
1249	r = static_cast<unsigned char> (10 + (c - C ('A')));
1250	else if (c >= C ('a') && c <= C ('f'))
1251	r = static_cast<unsigned char> (10 + (c - C ('a')));
1252
1253	return r;
1254	}
1255	}
1256
1257	template <typename C>
1258	std::auto_ptr<buffer> hex_binary_pimpl<C>::
1259	post_hex_binary ()
1260	{
1261	typedef typename ro_string<C>::size_type size_type;
1262
1263	ro_string<C> tmp (str_);
1264	size_type size (trim_right (tmp));
1265
1266	buffer::size_t n (size / 2);
1267	std::auto_ptr<buffer> buf (new buffer (n));
1268
1269	const C* src (tmp.data ());
1270	char* dst (buf->data ());
1271
1272	for (buffer::size_t i (0); i < n; ++i)
1273	{
1274	unsigned char h (bits::hex_decode (src[2 * i]));
1275	unsigned char l (bits::hex_decode (src[2 * i + 1]));
1276	dst[i] = (h << 4) \| l;
1277	}
1278
1279	return buf;
1280	}
1281
1282	// time_zone
1283	//
1284	namespace bits
1285	{
1286	// Datatypes 3.2.7.3.
1287	//
1288	template <typename C>
1289	void
1290	parse_tz (const C* s,
1291	typename std::basic_string<C>::size_type n,
1292	short& h, short& m)
1293	{
1294	// time_zone := Z\|(+\|-)HH:MM
1295	//
1296	if (n == 0)
1297	{
1298	return;
1299	}
1300	else if (s[0] == 'Z')
1301	{
1302	h = 0;
1303	m = 0;
1304	}
1305	else if (n == 6)
1306	{
1307	// Parse hours.
1308	//
1309	h = 10 * (s[1] - '0') + (s[2] - '0');
1310
1311	// Parse minutes.
1312	//
1313	m = 10 * (s[4] - '0') + (s[5] - '0');
1314
1315	if (s[0] == '-')
1316	{
1317	h = -h;
1318	m = -m;
1319	}
1320	}
1321	}
1322	}
1323
1324	// gday
1325	//
1326	template <typename C>
1327	void gday_pimpl<C>::
1328	_pre ()
1329	{
1330	str_.clear ();
1331	}
1332
1333	template <typename C>
1334	void gday_pimpl<C>::
1335	_characters (const ro_string<C>& s)
1336	{
1337	if (str_.size () == 0)
1338	{
1339	ro_string<C> tmp (s.data (), s.size ());
1340
1341	if (trim_left (tmp) != 0)
1342	str_ += tmp;
1343	}
1344	else
1345	str_ += s;
1346	}
1347
1348	template <typename C>
1349	gday gday_pimpl<C>::
1350	post_gday ()
1351	{
1352	typedef typename ro_string<C>::size_type size_type;
1353
1354	ro_string<C> tmp (str_);
1355	size_type size (trim_right (tmp));
1356	const C* s (tmp.data ());
1357
1358	unsigned short day (0);
1359	bool z (false);
1360	short zh, zm;
1361
1362	// gday := ---DD[Z\|(+\|-)HH:MM]
1363	//
1364	if (size >= 5)
1365	{
1366	day = 10 * (s[3] - '0') + (s[4] - '0');
1367
1368	if (size > 5)
1369	{
1370	bits::parse_tz (s + 5, size - 5, zh, zm);
1371	z = true;
1372	}
1373	}
1374
1375	return z ? gday (day, zh, zm) : gday (day);
1376	}
1377
1378	// gmonth
1379	//
1380	template <typename C>
1381	void gmonth_pimpl<C>::
1382	_pre ()
1383	{
1384	str_.clear ();
1385	}
1386
1387	template <typename C>
1388	void gmonth_pimpl<C>::
1389	_characters (const ro_string<C>& s)
1390	{
1391	if (str_.size () == 0)
1392	{
1393	ro_string<C> tmp (s.data (), s.size ());
1394
1395	if (trim_left (tmp) != 0)
1396	str_ += tmp;
1397	}
1398	else
1399	str_ += s;
1400	}
1401
1402	template <typename C>
1403	gmonth gmonth_pimpl<C>::
1404	post_gmonth ()
1405	{
1406	typedef typename ro_string<C>::size_type size_type;
1407
1408	ro_string<C> tmp (str_);
1409	size_type size (trim_right (tmp));
1410	const C* s (tmp.data ());
1411
1412	unsigned short month (0);
1413	bool z (false);
1414	short zh, zm;
1415
1416	// gmonth := --MM[Z\|(+\|-)HH:MM]
1417	//
1418	if (size >= 4)
1419	{
1420	month = 10 * (s[2] - '0') + (s[3] - '0');
1421
1422	if (size > 4)
1423	{
1424	bits::parse_tz (s + 4, size - 4, zh, zm);
1425	z = true;
1426	}
1427	}
1428
1429	return z ? gmonth (month, zh, zm) : gmonth (month);
1430	}
1431
1432	// gyear
1433	//
1434	template <typename C>
1435	void gyear_pimpl<C>::
1436	_pre ()
1437	{
1438	str_.clear ();
1439	}
1440
1441	template <typename C>
1442	void gyear_pimpl<C>::
1443	_characters (const ro_string<C>& s)
1444	{
1445	if (str_.size () == 0)
1446	{
1447	ro_string<C> tmp (s.data (), s.size ());
1448
1449	if (trim_left (tmp) != 0)
1450	str_ += tmp;
1451	}
1452	else
1453	str_ += s;
1454	}
1455
1456	template <typename C>
1457	gyear gyear_pimpl<C>::
1458	post_gyear ()
1459	{
1460	typedef typename ro_string<C>::size_type size_type;
1461
1462	ro_string<C> tmp (str_);
1463	size_type size (trim_right (tmp));
1464	const C* s (tmp.data ());
1465
1466	int year (0);
1467	bool z (false);
1468	short zh, zm;
1469
1470	// gyear := [-]CCYY[N]*[Z\|(+\|-)HH:MM]
1471	//
1472
1473	if (size >= 4)
1474	{
1475	// Find the end of the year token.
1476	//
1477	size_type pos (4);
1478	for (; pos < size; ++pos)
1479	{
1480	C c (s[pos]);
1481
1482	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
1483	break;
1484	}
1485
1486	ro_string<C> year_fragment (s, pos);
1487	zc_istream<C> is (year_fragment);
1488	is >> year;
1489
1490	if (pos < size)
1491	{
1492	bits::parse_tz (s + pos, size - pos, zh, zm);
1493	z = true;
1494	}
1495	}
1496
1497	return z ? gyear (year, zh, zm) : gyear (year);
1498	}
1499
1500	// gmonth_day
1501	//
1502	template <typename C>
1503	void gmonth_day_pimpl<C>::
1504	_pre ()
1505	{
1506	str_.clear ();
1507	}
1508
1509	template <typename C>
1510	void gmonth_day_pimpl<C>::
1511	_characters (const ro_string<C>& s)
1512	{
1513	if (str_.size () == 0)
1514	{
1515	ro_string<C> tmp (s.data (), s.size ());
1516
1517	if (trim_left (tmp) != 0)
1518	str_ += tmp;
1519	}
1520	else
1521	str_ += s;
1522	}
1523
1524	template <typename C>
1525	gmonth_day gmonth_day_pimpl<C>::
1526	post_gmonth_day ()
1527	{
1528	typedef typename ro_string<C>::size_type size_type;
1529
1530	ro_string<C> tmp (str_);
1531	size_type size (trim_right (tmp));
1532	const C* s (tmp.data ());
1533
1534	unsigned short month (0), day (0);
1535	bool z (false);
1536	short zh, zm;
1537
1538	// gmonth_day := --MM-DD[Z\|(+\|-)HH:MM]
1539	//
1540	if (size >= 7)
1541	{
1542	month = 10 * (s[2] - '0') + (s[3] - '0');
1543	day = 10 * (s[5] - '0') + (s[6] - '0');
1544
1545	if (size > 7)
1546	{
1547	bits::parse_tz (s + 7, size - 7, zh, zm);
1548	z = true;
1549	}
1550	}
1551
1552	return z
1553	? gmonth_day (month, day, zh, zm)
1554	: gmonth_day (month, day);
1555	}
1556
1557	// gyear_month
1558	//
1559	template <typename C>
1560	void gyear_month_pimpl<C>::
1561	_pre ()
1562	{
1563	str_.clear ();
1564	}
1565
1566	template <typename C>
1567	void gyear_month_pimpl<C>::
1568	_characters (const ro_string<C>& s)
1569	{
1570	if (str_.size () == 0)
1571	{
1572	ro_string<C> tmp (s.data (), s.size ());
1573
1574	if (trim_left (tmp) != 0)
1575	str_ += tmp;
1576	}
1577	else
1578	str_ += s;
1579	}
1580
1581	template <typename C>
1582	gyear_month gyear_month_pimpl<C>::
1583	post_gyear_month ()
1584	{
1585	typedef typename ro_string<C>::size_type size_type;
1586
1587	ro_string<C> tmp (str_);
1588	size_type size (trim_right (tmp));
1589	const C* s (tmp.data ());
1590
1591	int year (0);
1592	unsigned short month (0);
1593	bool z (false);
1594	short zh, zm;
1595
1596	// gyear_month := [-]CCYY[N]*-MM[Z\|(+\|-)HH:MM]
1597	//
1598
1599	if (size >= 7)
1600	{
1601	// Find the end of the year token.
1602	//
1603	size_type pos (tmp.find (C ('-'), 4));
1604
1605	if (pos != ro_string<C>::npos && (size - pos - 1) >= 2)
1606	{
1607	ro_string<C> year_fragment (s, pos);
1608	zc_istream<C> yis (year_fragment);
1609	yis >> year;
1610
1611	month = 10 * (s[pos + 1] - '0') + (s[pos + 2] - '0');
1612
1613	pos += 3;
1614
1615	if (pos < size)
1616	{
1617	bits::parse_tz (s + pos, size - pos, zh, zm);
1618	z = true;
1619	}
1620	}
1621	}
1622
1623	return z
1624	? gyear_month (year, month, zh, zm)
1625	: gyear_month (year, month);
1626	}
1627
1628	// date
1629	//
1630	template <typename C>
1631	void date_pimpl<C>::
1632	_pre ()
1633	{
1634	str_.clear ();
1635	}
1636
1637	template <typename C>
1638	void date_pimpl<C>::
1639	_characters (const ro_string<C>& s)
1640	{
1641	if (str_.size () == 0)
1642	{
1643	ro_string<C> tmp (s.data (), s.size ());
1644
1645	if (trim_left (tmp) != 0)
1646	str_ += tmp;
1647	}
1648	else
1649	str_ += s;
1650	}
1651
1652	template <typename C>
1653	date date_pimpl<C>::
1654	post_date ()
1655	{
1656	typedef typename ro_string<C>::size_type size_type;
1657
1658	ro_string<C> tmp (str_);
1659	size_type size (trim_right (tmp));
1660	const C* s (tmp.data ());
1661
1662	int year (0);
1663	unsigned short month (0), day (0);
1664	bool z (false);
1665	short zh, zm;
1666
1667	// date := [-]CCYY[N]*-MM-DD[Z\|(+\|-)HH:MM]
1668	//
1669
1670	if (size >= 10)
1671	{
1672	// Find the end of the year token.
1673	//
1674	size_type pos (tmp.find (C ('-'), 4));
1675
1676	if (pos != ro_string<C>::npos && (size - pos - 1) >= 5)
1677	{
1678	ro_string<C> year_fragment (s, pos);
1679	zc_istream<C> yis (year_fragment);
1680	yis >> year;
1681
1682	month = 10 * (s[pos + 1] - '0') + (s[pos + 2] - '0');
1683	day = 10 * (s[pos + 4] - '0') + (s[pos + 5] - '0');
1684
1685	pos += 6;
1686
1687	if (pos < size)
1688	{
1689	bits::parse_tz (s + pos, size - pos, zh, zm);
1690	z = true;
1691	}
1692	}
1693	}
1694
1695	return z
1696	? date (year, month, day, zh, zm)
1697	: date (year, month, day);
1698	}
1699
1700	// time
1701	//
1702	template <typename C>
1703	void time_pimpl<C>::
1704	_pre ()
1705	{
1706	str_.clear ();
1707	}
1708
1709	template <typename C>
1710	void time_pimpl<C>::
1711	_characters (const ro_string<C>& s)
1712	{
1713	if (str_.size () == 0)
1714	{
1715	ro_string<C> tmp (s.data (), s.size ());
1716
1717	if (trim_left (tmp) != 0)
1718	str_ += tmp;
1719	}
1720	else
1721	str_ += s;
1722	}
1723
1724	template <typename C>
1725	time time_pimpl<C>::
1726	post_time ()
1727	{
1728	typedef typename ro_string<C>::size_type size_type;
1729
1730	ro_string<C> tmp (str_);
1731	size_type size (trim_right (tmp));
1732	const C* s (tmp.data ());
1733
1734	unsigned short hours (0), minutes (0);
1735	double seconds (0.0);
1736	bool z (false);
1737	short zh, zm;
1738
1739	// time := HH:MM:SS[.S+][Z\|(+\|-)HH:MM]
1740	//
1741
1742	if (size >= 8)
1743	{
1744	hours = 10 * (s[0] - '0') + (s[1] - '0');
1745	minutes = 10 * (s[3] - '0') + (s[4] - '0');
1746
1747	// Find the end of the seconds fragment.
1748	//
1749	size_type pos (8);
1750	for (; pos < size; ++pos)
1751	{
1752	C c (s[pos]);
1753
1754	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
1755	break;
1756	}
1757
1758	ro_string<C> seconds_fragment (s + 6, pos - 6);
1759	zc_istream<C> sis (seconds_fragment);
1760	sis >> seconds;
1761
1762	if (pos < size)
1763	{
1764	bits::parse_tz (s + pos, size - pos, zh, zm);
1765	z = true;
1766	}
1767	}
1768
1769	return z
1770	? time (hours, minutes, seconds, zh, zm)
1771	: time (hours, minutes, seconds);
1772	}
1773
1774
1775	// date_time
1776	//
1777	template <typename C>
1778	void date_time_pimpl<C>::
1779	_pre ()
1780	{
1781	str_.clear ();
1782	}
1783
1784	template <typename C>
1785	void date_time_pimpl<C>::
1786	_characters (const ro_string<C>& s)
1787	{
1788	if (str_.size () == 0)
1789	{
1790	ro_string<C> tmp (s.data (), s.size ());
1791
1792	if (trim_left (tmp) != 0)
1793	str_ += tmp;
1794	}
1795	else
1796	str_ += s;
1797	}
1798
1799	template <typename C>
1800	date_time date_time_pimpl<C>::
1801	post_date_time ()
1802	{
1803	typedef typename ro_string<C>::size_type size_type;
1804
1805	ro_string<C> tmp (str_);
1806	size_type size (trim_right (tmp));
1807	const C* s (tmp.data ());
1808
1809	int year (0);
1810	unsigned short month (0), day (0), hours (0), minutes (0);
1811	double seconds (0.0);
1812	bool z (false);
1813	short zh, zm;
1814
1815	// date_time := [-]CCYY[N]*-MM-DDTHH:MM:SS[.S+][Z\|(+\|-)HH:MM]
1816	//
1817
1818	if (size >= 19)
1819	{
1820	// Find the end of the year token.
1821	//
1822	size_type pos (tmp.find (C ('-'), 4));
1823
1824	if (pos != ro_string<C>::npos && (size - pos - 1) >= 14)
1825	{
1826	ro_string<C> year_fragment (s, pos);
1827	zc_istream<C> yis (year_fragment);
1828	yis >> year;
1829
1830	month = 10 * (s[pos + 1] - '0') + (s[pos + 2] - '0');
1831	day = 10 * (s[pos + 4] - '0') + (s[pos + 5] - '0');
1832
1833	pos += 7; // Point to the first H.
1834
1835	hours = 10 * (s[pos] - '0') + (s[pos + 1] - '0');
1836	minutes = 10 * (s[pos + 3] - '0') + (s[pos + 4] - '0');
1837
1838	// Find the end of the seconds fragment.
1839	//
1840	pos += 6; // Point to the first S.
1841
1842	size_type sec_end (pos + 2);
1843	for (; sec_end < size; ++sec_end)
1844	{
1845	C c (s[sec_end]);
1846
1847	if (c == C ('Z') \|\| c == C ('+') \|\| c == C ('-'))
1848	break;
1849	}
1850
1851	ro_string<C> seconds_fragment (s + pos, sec_end - pos);
1852	zc_istream<C> sis (seconds_fragment);
1853	sis >> seconds;
1854
1855	if (sec_end < size)
1856	{
1857	bits::parse_tz (s + sec_end, size - sec_end, zh, zm);
1858	z = true;
1859	}
1860	}
1861	}
1862
1863	return z
1864	? date_time (year, month, day, hours, minutes, seconds, zh, zm)
1865	: date_time (year, month, day, hours, minutes, seconds);
1866	}
1867
1868	// duration
1869	//
1870	template <typename C>
1871	void duration_pimpl<C>::
1872	_pre ()
1873	{
1874	str_.clear ();
1875	}
1876
1877	template <typename C>
1878	void duration_pimpl<C>::
1879	_characters (const ro_string<C>& s)
1880	{
1881	if (str_.size () == 0)
1882	{
1883	ro_string<C> tmp (s.data (), s.size ());
1884
1885	if (trim_left (tmp) != 0)
1886	str_ += tmp;
1887	}
1888	else
1889	str_ += s;
1890	}
1891
1892	namespace bits
1893	{
1894	template <typename C>
1895	inline typename ro_string<C>::size_type
1896	duration_delim (const C* s,
1897	typename ro_string<C>::size_type pos,
1898	typename ro_string<C>::size_type size)
1899	{
1900	const C* p (s + pos);
1901	for (; p < (s + size); ++p)
1902	{
1903	if (p == C ('Y') \|\| p == C ('D') \|\| *p == C ('M') \|\|
1904	p == C ('H') \|\| p == C ('M') \|\| *p == C ('S') \|\|
1905	*p == C ('T'))
1906	break;
1907	}
1908
1909	return p - s;
1910	}
1911	}
1912
1913	template <typename C>
1914	duration duration_pimpl<C>::
1915	post_duration ()
1916	{
1917	typedef typename ro_string<C>::size_type size_type;
1918
1919	ro_string<C> tmp (str_);
1920	size_type size (trim_right (tmp));
1921
1922	bool negative (false);
1923	unsigned int years (0), months (0), days (0), hours (0), minutes (0);
1924	double seconds (0.0);
1925
1926	// duration := [-]P[nY][nM][nD][TnHnMn[.n+]S]
1927	//
1928	const C* s (tmp.data ());
1929
1930	if (size >= 3)
1931	{
1932	size_type pos (0);
1933
1934	if (s[0] == C ('-'))
1935	{
1936	negative = true;
1937	pos++;
1938	}
1939
1940	pos++; // Skip 'P'.
1941
1942	size_type del (bits::duration_delim (s, pos, size));
1943
1944	if (del != size && s[del] == C ('Y'))
1945	{
1946	ro_string<C> fragment (s + pos, del - pos);
1947	zc_istream<C> is (fragment);
1948	is >> years;
1949
1950	pos = del + 1;
1951	del = bits::duration_delim (s, pos, size);
1952	}
1953
1954	if (del != size && s[del] == C ('M'))
1955	{
1956	ro_string<C> fragment (s + pos, del - pos);
1957	zc_istream<C> is (fragment);
1958	is >> months;
1959
1960	pos = del + 1;
1961	del = bits::duration_delim (s, pos, size);
1962	}
1963
1964	if (del != size && s[del] == C ('D'))
1965	{
1966	ro_string<C> fragment (s + pos, del - pos);
1967	zc_istream<C> is (fragment);
1968	is >> days;
1969
1970	pos = del + 1;
1971	del = bits::duration_delim (s, pos, size);
1972	}
1973
1974	if (del != size && s[del] == C ('T'))
1975	{
1976	pos = del + 1;
1977	del = bits::duration_delim (s, pos, size);
1978
1979	if (del != size && s[del] == C ('H'))
1980	{
1981	ro_string<C> fragment (s + pos, del - pos);
1982	zc_istream<C> is (fragment);
1983	is >> hours;
1984
1985	pos = del + 1;
1986	del = bits::duration_delim (s, pos, size);
1987	}
1988
1989	if (del != size && s[del] == C ('M'))
1990	{
1991	ro_string<C> fragment (s + pos, del - pos);
1992	zc_istream<C> is (fragment);
1993	is >> minutes;
1994
1995	pos = del + 1;
1996	del = bits::duration_delim (s, pos, size);
1997	}
1998
1999	if (del != size && s[del] == C ('S'))
2000	{
2001	ro_string<C> fragment (s + pos, del - pos);
2002	zc_istream<C> is (fragment);
2003	is >> seconds;
2004	}
2005	}
2006	}
2007
2008	return duration (
2009	negative, years, months, days, hours, minutes, seconds);
2010	}
2011	}
2012	}
2013	}
2014	}

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