forked from twigphp/Twig
-
-
Notifications
You must be signed in to change notification settings - Fork 31
/
twig.c
1109 lines (943 loc) · 29.8 KB
/
twig.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
+----------------------------------------------------------------------+
| Twig Extension |
+----------------------------------------------------------------------+
| Copyright (c) 2011 Derick Rethans |
+----------------------------------------------------------------------+
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the conditions mentioned |
| in the accompanying LICENSE file are met (BSD-3-Clause). |
+----------------------------------------------------------------------+
| Author: Derick Rethans <derick@derickrethans.nl> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_twig.h"
#include "ext/standard/php_var.h"
#include "ext/standard/php_string.h"
#include "ext/standard/php_smart_str.h"
#include "ext/spl/spl_exceptions.h"
#include "Zend/zend_object_handlers.h"
#include "Zend/zend_interfaces.h"
#include "Zend/zend_exceptions.h"
#ifndef Z_ADDREF_P
#define Z_ADDREF_P(pz) (pz)->refcount++
#endif
#define FREE_DTOR(z) \
zval_dtor(z); \
efree(z);
#if PHP_VERSION_ID >= 50300
#define APPLY_TSRMLS_DC TSRMLS_DC
#define APPLY_TSRMLS_CC TSRMLS_CC
#define APPLY_TSRMLS_FETCH()
#else
#define APPLY_TSRMLS_DC
#define APPLY_TSRMLS_CC
#define APPLY_TSRMLS_FETCH() TSRMLS_FETCH()
#endif
ZEND_BEGIN_ARG_INFO_EX(twig_template_get_attribute_args, ZEND_SEND_BY_VAL, ZEND_RETURN_VALUE, 6)
ZEND_ARG_INFO(0, template)
ZEND_ARG_INFO(0, object)
ZEND_ARG_INFO(0, item)
ZEND_ARG_INFO(0, arguments)
ZEND_ARG_INFO(0, type)
ZEND_ARG_INFO(0, isDefinedTest)
ZEND_END_ARG_INFO()
zend_function_entry twig_functions[] = {
PHP_FE(twig_template_get_attributes, twig_template_get_attribute_args)
{NULL, NULL, NULL}
};
zend_module_entry twig_module_entry = {
STANDARD_MODULE_HEADER,
"twig",
twig_functions,
NULL,
NULL,
NULL,
NULL,
NULL,
PHP_TWIG_VERSION,
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_TWIG
ZEND_GET_MODULE(twig)
#endif
int TWIG_ARRAY_KEY_EXISTS(zval *array, zval *key)
{
if (Z_TYPE_P(array) != IS_ARRAY) {
return 0;
}
switch (Z_TYPE_P(key)) {
case IS_NULL:
return zend_hash_exists(Z_ARRVAL_P(array), "", 1);
case IS_BOOL:
case IS_DOUBLE:
convert_to_long(key);
case IS_LONG:
return zend_hash_index_exists(Z_ARRVAL_P(array), Z_LVAL_P(key));
default:
convert_to_string(key);
return zend_symtable_exists(Z_ARRVAL_P(array), Z_STRVAL_P(key), Z_STRLEN_P(key) + 1);
}
}
int TWIG_INSTANCE_OF(zval *object, zend_class_entry *interface TSRMLS_DC)
{
if (Z_TYPE_P(object) != IS_OBJECT) {
return 0;
}
return instanceof_function(Z_OBJCE_P(object), interface TSRMLS_CC);
}
int TWIG_INSTANCE_OF_USERLAND(zval *object, char *interface TSRMLS_DC)
{
zend_class_entry **pce;
if (Z_TYPE_P(object) != IS_OBJECT) {
return 0;
}
if (zend_lookup_class(interface, strlen(interface), &pce TSRMLS_CC) == FAILURE) {
return 0;
}
return instanceof_function(Z_OBJCE_P(object), *pce TSRMLS_CC);
}
zval *TWIG_GET_ARRAYOBJECT_ELEMENT(zval *object, zval *offset TSRMLS_DC)
{
zend_class_entry *ce = Z_OBJCE_P(object);
zval *retval;
if (Z_TYPE_P(object) == IS_OBJECT) {
SEPARATE_ARG_IF_REF(offset);
zend_call_method_with_1_params(&object, ce, NULL, "offsetget", &retval, offset);
zval_ptr_dtor(&offset);
if (!retval) {
if (!EG(exception)) {
zend_error(E_ERROR, "Undefined offset for object of type %s used as array", ce->name);
}
return NULL;
}
return retval;
}
return NULL;
}
int TWIG_ISSET_ARRAYOBJECT_ELEMENT(zval *object, zval *offset TSRMLS_DC)
{
zend_class_entry *ce = Z_OBJCE_P(object);
zval *retval;
if (Z_TYPE_P(object) == IS_OBJECT) {
SEPARATE_ARG_IF_REF(offset);
zend_call_method_with_1_params(&object, ce, NULL, "offsetexists", &retval, offset);
zval_ptr_dtor(&offset);
if (!retval) {
if (!EG(exception)) {
zend_error(E_ERROR, "Undefined offset for object of type %s used as array", ce->name);
}
return 0;
}
return (retval && Z_TYPE_P(retval) == IS_BOOL && Z_LVAL_P(retval));
}
return 0;
}
char *TWIG_STRTOLOWER(const char *str, int str_len)
{
char *item_dup;
item_dup = estrndup(str, str_len);
php_strtolower(item_dup, str_len);
return item_dup;
}
zval *TWIG_CALL_USER_FUNC_ARRAY(zval *object, char *function, zval *arguments TSRMLS_DC)
{
zend_fcall_info fci;
zval ***args = NULL;
int arg_count = 0;
HashTable *table;
HashPosition pos;
int i = 0;
zval *retval_ptr;
zval *zfunction;
if (arguments) {
table = HASH_OF(arguments);
args = safe_emalloc(sizeof(zval **), table->nNumOfElements, 0);
zend_hash_internal_pointer_reset_ex(table, &pos);
while (zend_hash_get_current_data_ex(table, (void **)&args[i], &pos) == SUCCESS) {
i++;
zend_hash_move_forward_ex(table, &pos);
}
arg_count = table->nNumOfElements;
}
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, function, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = arg_count;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
ALLOC_INIT_ZVAL(retval_ptr);
ZVAL_BOOL(retval_ptr, 0);
}
if (args) {
efree(fci.params);
}
FREE_DTOR(zfunction);
return retval_ptr;
}
int TWIG_CALL_BOOLEAN(zval *object, char *functionName TSRMLS_DC)
{
zval *ret;
int res;
ret = TWIG_CALL_USER_FUNC_ARRAY(object, functionName, NULL TSRMLS_CC);
res = Z_LVAL_P(ret);
zval_ptr_dtor(&ret);
return res;
}
zval *TWIG_GET_STATIC_PROPERTY(zval *class, char *prop_name TSRMLS_DC)
{
zval **tmp_zval;
zend_class_entry *ce;
if (class == NULL || Z_TYPE_P(class) != IS_OBJECT) {
return NULL;
}
ce = zend_get_class_entry(class TSRMLS_CC);
#if PHP_VERSION_ID >= 50400
tmp_zval = zend_std_get_static_property(ce, prop_name, strlen(prop_name), 0, NULL TSRMLS_CC);
#else
tmp_zval = zend_std_get_static_property(ce, prop_name, strlen(prop_name), 0 TSRMLS_CC);
#endif
return *tmp_zval;
}
zval *TWIG_GET_ARRAY_ELEMENT_ZVAL(zval *class, zval *prop_name TSRMLS_DC)
{
zval **tmp_zval;
if (class == NULL || Z_TYPE_P(class) != IS_ARRAY) {
if (class != NULL && Z_TYPE_P(class) == IS_OBJECT && TWIG_INSTANCE_OF(class, zend_ce_arrayaccess TSRMLS_CC)) {
// array access object
return TWIG_GET_ARRAYOBJECT_ELEMENT(class, prop_name TSRMLS_CC);
}
return NULL;
}
switch(Z_TYPE_P(prop_name)) {
case IS_NULL:
zend_hash_find(HASH_OF(class), "", 1, (void**) &tmp_zval);
return *tmp_zval;
case IS_BOOL:
case IS_DOUBLE:
convert_to_long(prop_name);
case IS_LONG:
zend_hash_index_find(HASH_OF(class), Z_LVAL_P(prop_name), (void **) &tmp_zval);
return *tmp_zval;
case IS_STRING:
zend_symtable_find(HASH_OF(class), Z_STRVAL_P(prop_name), Z_STRLEN_P(prop_name) + 1, (void**) &tmp_zval);
return *tmp_zval;
}
return NULL;
}
zval *TWIG_GET_ARRAY_ELEMENT(zval *class, char *prop_name, int prop_name_length TSRMLS_DC)
{
zval **tmp_zval;
if (class == NULL/* || Z_TYPE_P(class) != IS_ARRAY*/) {
return NULL;
}
if (class != NULL && Z_TYPE_P(class) == IS_OBJECT && TWIG_INSTANCE_OF(class, zend_ce_arrayaccess TSRMLS_CC)) {
// array access object
zval *tmp_name_zval;
zval *tmp_ret_zval;
ALLOC_INIT_ZVAL(tmp_name_zval);
ZVAL_STRING(tmp_name_zval, prop_name, 1);
tmp_ret_zval = TWIG_GET_ARRAYOBJECT_ELEMENT(class, tmp_name_zval TSRMLS_CC);
FREE_DTOR(tmp_name_zval);
return tmp_ret_zval;
}
if (zend_symtable_find(HASH_OF(class), prop_name, prop_name_length+1, (void**)&tmp_zval) == SUCCESS) {
return *tmp_zval;
}
return NULL;
}
zval *TWIG_PROPERTY(zval *object, zval *propname TSRMLS_DC)
{
zval *tmp = NULL;
if (Z_OBJ_HT_P(object)->read_property) {
#if PHP_VERSION_ID >= 50400
tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_IS, NULL TSRMLS_CC);
#else
tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_IS TSRMLS_CC);
#endif
if (tmp == EG(uninitialized_zval_ptr)) {
ZVAL_NULL(tmp);
}
}
return tmp;
}
int TWIG_HAS_PROPERTY(zval *object, zval *propname TSRMLS_DC)
{
if (Z_OBJ_HT_P(object)->has_property) {
#if PHP_VERSION_ID >= 50400
return Z_OBJ_HT_P(object)->has_property(object, propname, 0, NULL TSRMLS_CC);
#else
return Z_OBJ_HT_P(object)->has_property(object, propname, 0 TSRMLS_CC);
#endif
}
return 0;
}
int TWIG_HAS_DYNAMIC_PROPERTY(zval *object, char *prop, int prop_len TSRMLS_DC)
{
if (Z_OBJ_HT_P(object)->get_properties) {
return zend_hash_quick_exists(
Z_OBJ_HT_P(object)->get_properties(object TSRMLS_CC), // the properties hash
prop, // property name
prop_len + 1, // property length
zend_get_hash_value(prop, prop_len + 1) // hash value
);
}
return 0;
}
zval *TWIG_PROPERTY_CHAR(zval *object, char *propname TSRMLS_DC)
{
zval *tmp_name_zval, *tmp;
ALLOC_INIT_ZVAL(tmp_name_zval);
ZVAL_STRING(tmp_name_zval, propname, 1);
tmp = TWIG_PROPERTY(object, tmp_name_zval TSRMLS_CC);
FREE_DTOR(tmp_name_zval);
return tmp;
}
int TWIG_CALL_B_0(zval *object, char *method)
{
return 0;
}
zval *TWIG_CALL_S(zval *object, char *method, char *arg0 TSRMLS_DC)
{
zend_fcall_info fci;
zval **args[1];
zval *argument;
zval *zfunction;
zval *retval_ptr;
MAKE_STD_ZVAL(argument);
ZVAL_STRING(argument, arg0, 1);
args[0] = &argument;
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, method, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = 1;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
FREE_DTOR(zfunction);
zval_ptr_dtor(&argument);
return 0;
}
FREE_DTOR(zfunction);
zval_ptr_dtor(&argument);
return retval_ptr;
}
int TWIG_CALL_SB(zval *object, char *method, char *arg0 TSRMLS_DC)
{
zval *retval_ptr;
int success;
retval_ptr = TWIG_CALL_S(object, method, arg0 TSRMLS_CC);
success = (retval_ptr && (Z_TYPE_P(retval_ptr) == IS_BOOL) && Z_LVAL_P(retval_ptr));
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return success;
}
int TWIG_CALL_Z(zval *object, char *method, zval *arg1 TSRMLS_DC)
{
zend_fcall_info fci;
zval **args[1];
zval *zfunction;
zval *retval_ptr;
int success;
args[0] = &arg1;
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, method, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = 1;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
FREE_DTOR(zfunction);
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return 0;
}
FREE_DTOR(zfunction);
success = (retval_ptr && (Z_TYPE_P(retval_ptr) == IS_BOOL) && Z_LVAL_P(retval_ptr));
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return success;
}
int TWIG_CALL_ZZ(zval *object, char *method, zval *arg1, zval *arg2 TSRMLS_DC)
{
zend_fcall_info fci;
zval **args[2];
zval *zfunction;
zval *retval_ptr;
int success;
args[0] = &arg1;
args[1] = &arg2;
MAKE_STD_ZVAL(zfunction);
ZVAL_STRING(zfunction, method, 1);
fci.size = sizeof(fci);
fci.function_table = EG(function_table);
fci.function_name = zfunction;
fci.symbol_table = NULL;
#if PHP_VERSION_ID >= 50300
fci.object_ptr = object;
#else
fci.object_pp = &object;
#endif
fci.retval_ptr_ptr = &retval_ptr;
fci.param_count = 2;
fci.params = args;
fci.no_separation = 0;
if (zend_call_function(&fci, NULL TSRMLS_CC) == FAILURE) {
FREE_DTOR(zfunction);
return 0;
}
FREE_DTOR(zfunction);
success = (retval_ptr && (Z_TYPE_P(retval_ptr) == IS_BOOL) && Z_LVAL_P(retval_ptr));
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
return success;
}
#ifndef Z_SET_REFCOUNT_P
# define Z_SET_REFCOUNT_P(pz, rc) pz->refcount = rc
# define Z_UNSET_ISREF_P(pz) pz->is_ref = 0
#endif
void TWIG_NEW(zval *object, char *class, zval *arg0, zval *arg1 TSRMLS_DC)
{
zend_class_entry **pce;
if (zend_lookup_class(class, strlen(class), &pce TSRMLS_CC) == FAILURE) {
return;
}
Z_TYPE_P(object) = IS_OBJECT;
object_init_ex(object, *pce);
Z_SET_REFCOUNT_P(object, 1);
Z_UNSET_ISREF_P(object);
TWIG_CALL_ZZ(object, "__construct", arg0, arg1 TSRMLS_CC);
}
static int twig_add_array_key_to_string(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
smart_str *buf;
char *joiner;
APPLY_TSRMLS_FETCH();
buf = va_arg(args, smart_str*);
joiner = va_arg(args, char*);
if (buf->len != 0) {
smart_str_appends(buf, joiner);
}
if (hash_key->nKeyLength == 0) {
smart_str_append_long(buf, (long) hash_key->h);
} else {
char *key, *tmp_str;
int key_len, tmp_len;
key = php_addcslashes(hash_key->arKey, hash_key->nKeyLength - 1, &key_len, 0, "'\\", 2 TSRMLS_CC);
tmp_str = php_str_to_str_ex(key, key_len, "\0", 1, "' . \"\\0\" . '", 12, &tmp_len, 0, NULL);
smart_str_appendl(buf, tmp_str, tmp_len);
efree(key);
efree(tmp_str);
}
return 0;
}
char *TWIG_IMPLODE_ARRAY_KEYS(char *joiner, zval *array TSRMLS_DC)
{
smart_str collector = { 0, 0, 0 };
smart_str_appendl(&collector, "", 0);
zend_hash_apply_with_arguments(HASH_OF(array) APPLY_TSRMLS_CC, twig_add_array_key_to_string, 2, &collector, joiner);
smart_str_0(&collector);
return collector.c;
}
static void TWIG_THROW_EXCEPTION(char *exception_name TSRMLS_DC, char *message, ...)
{
char *buffer;
va_list args;
zend_class_entry **pce;
if (zend_lookup_class(exception_name, strlen(exception_name), &pce TSRMLS_CC) == FAILURE) {
return;
}
va_start(args, message);
vspprintf(&buffer, 0, message, args);
va_end(args);
zend_throw_exception_ex(*pce, 0 TSRMLS_CC, buffer);
efree(buffer);
}
static void TWIG_RUNTIME_ERROR(zval *template TSRMLS_DC, char *message, ...)
{
char *buffer;
va_list args;
zend_class_entry **pce;
zval *ex;
zval *constructor;
zval *zmessage;
zval *lineno;
zval *filename_func;
zval *filename;
zval *constructor_args[3];
zval *constructor_retval;
if (zend_lookup_class("Twig_Error_Runtime", strlen("Twig_Error_Runtime"), &pce TSRMLS_CC) == FAILURE) {
return;
}
va_start(args, message);
vspprintf(&buffer, 0, message, args);
va_end(args);
MAKE_STD_ZVAL(ex);
object_init_ex(ex, *pce);
// Call Twig_Error constructor
MAKE_STD_ZVAL(constructor);
MAKE_STD_ZVAL(zmessage);
MAKE_STD_ZVAL(lineno);
MAKE_STD_ZVAL(filename);
MAKE_STD_ZVAL(filename_func);
MAKE_STD_ZVAL(constructor_retval);
ZVAL_STRINGL(constructor, "__construct", sizeof("__construct")-1, 1);
ZVAL_STRING(zmessage, buffer, 1);
ZVAL_LONG(lineno, -1);
// Get template filename
ZVAL_STRINGL(filename_func, "getTemplateName", sizeof("getTemplateName")-1, 1);
call_user_function(EG(function_table), &template, filename_func, filename, 0, 0 TSRMLS_CC);
constructor_args[0] = zmessage;
constructor_args[1] = lineno;
constructor_args[2] = filename;
call_user_function(EG(function_table), &ex, constructor, constructor_retval, 3, constructor_args TSRMLS_CC);
zval_ptr_dtor(&constructor_retval);
zval_ptr_dtor(&zmessage);
zval_ptr_dtor(&lineno);
zval_ptr_dtor(&filename);
FREE_DTOR(constructor);
FREE_DTOR(filename_func);
efree(buffer);
zend_throw_exception_object(ex TSRMLS_CC);
}
static char *TWIG_GET_CLASS_NAME(zval *object TSRMLS_DC)
{
char *class_name;
zend_uint class_name_len;
if (Z_TYPE_P(object) != IS_OBJECT) {
return "";
}
#if PHP_API_VERSION >= 20100412
zend_get_object_classname(object, (const char **) &class_name, &class_name_len TSRMLS_CC);
#else
zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC);
#endif
return class_name;
}
static int twig_add_method_to_class(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
zval *retval;
char *item;
size_t item_len;
zend_function *mptr = (zend_function *) pDest;
APPLY_TSRMLS_FETCH();
if (!(mptr->common.fn_flags & ZEND_ACC_PUBLIC)) {
return 0;
}
retval = va_arg(args, zval*);
item_len = strlen(mptr->common.function_name);
item = estrndup(mptr->common.function_name, item_len);
php_strtolower(item, item_len);
add_assoc_stringl_ex(retval, item, item_len+1, item, item_len, 0);
return 0;
}
static int twig_add_property_to_class(void *pDest APPLY_TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *ce;
zval *retval;
char *class_name, *prop_name;
zend_property_info *pptr = (zend_property_info *) pDest;
APPLY_TSRMLS_FETCH();
if (!(pptr->flags & ZEND_ACC_PUBLIC) || (pptr->flags & ZEND_ACC_STATIC)) {
return 0;
}
ce = *va_arg(args, zend_class_entry**);
retval = va_arg(args, zval*);
#if PHP_API_VERSION >= 20100412
zend_unmangle_property_name(pptr->name, pptr->name_length, (const char **) &class_name, (const char **) &prop_name);
#else
zend_unmangle_property_name(pptr->name, pptr->name_length, &class_name, &prop_name);
#endif
add_assoc_string(retval, prop_name, prop_name, 1);
return 0;
}
static void twig_add_class_to_cache(zval *cache, zval *object, char *class_name TSRMLS_DC)
{
zval *class_info, *class_methods, *class_properties;
zend_class_entry *class_ce;
class_ce = zend_get_class_entry(object TSRMLS_CC);
ALLOC_INIT_ZVAL(class_info);
ALLOC_INIT_ZVAL(class_methods);
ALLOC_INIT_ZVAL(class_properties);
array_init(class_info);
array_init(class_methods);
array_init(class_properties);
// add all methods to self::cache[$class]['methods']
zend_hash_apply_with_arguments(&class_ce->function_table APPLY_TSRMLS_CC, twig_add_method_to_class, 1, class_methods);
zend_hash_apply_with_arguments(&class_ce->properties_info APPLY_TSRMLS_CC, twig_add_property_to_class, 2, &class_ce, class_properties);
add_assoc_zval(class_info, "methods", class_methods);
add_assoc_zval(class_info, "properties", class_properties);
add_assoc_zval(cache, class_name, class_info);
}
/* {{{ proto mixed twig_template_get_attributes(TwigTemplate template, mixed object, mixed item, array arguments, string type, boolean isDefinedTest, boolean ignoreStrictCheck)
A C implementation of TwigTemplate::getAttribute() */
PHP_FUNCTION(twig_template_get_attributes)
{
zval *template;
zval *object;
char *item;
int item_len;
zval *zitem, ztmpitem;
zval *arguments = NULL;
zval *ret = NULL;
char *type = NULL;
int type_len = 0;
zend_bool isDefinedTest = 0;
zend_bool ignoreStrictCheck = 0;
int free_ret = 0;
zval *tmp_self_cache;
char *class_name = NULL;
zval *tmp_class;
char *type_name;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ozz|asbb", &template, &object, &zitem, &arguments, &type, &type_len, &isDefinedTest, &ignoreStrictCheck) == FAILURE) {
return;
}
// convert the item to a string
ztmpitem = *zitem;
zval_copy_ctor(&ztmpitem);
convert_to_string(&ztmpitem);
item_len = Z_STRLEN(ztmpitem);
item = estrndup(Z_STRVAL(ztmpitem), item_len);
zval_dtor(&ztmpitem);
if (!type) {
type = "any";
}
/*
// array
if (Twig_Template::METHOD_CALL !== $type) {
$arrayItem = is_bool($item) || is_float($item) ? (int) $item : $item;
if ((is_array($object) && array_key_exists($arrayItem, $object))
|| ($object instanceof ArrayAccess && isset($object[$arrayItem]))
) {
if ($isDefinedTest) {
return true;
}
return $object[$arrayItem];
}
*/
if (strcmp("method", type) != 0) {
if ((TWIG_ARRAY_KEY_EXISTS(object, zitem))
|| (TWIG_INSTANCE_OF(object, zend_ce_arrayaccess TSRMLS_CC) && TWIG_ISSET_ARRAYOBJECT_ELEMENT(object, zitem TSRMLS_CC))
) {
if (isDefinedTest) {
RETURN_TRUE;
}
ret = TWIG_GET_ARRAY_ELEMENT_ZVAL(object, zitem TSRMLS_CC);
if (!ret) {
ret = &EG(uninitialized_zval);
}
RETVAL_ZVAL(ret, 1, 0);
if (free_ret) {
zval_ptr_dtor(&ret);
}
return;
}
/*
if (Twig_Template::ARRAY_CALL === $type) {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
return null;
}
*/
if (strcmp("array", type) == 0 || Z_TYPE_P(object) != IS_OBJECT) {
if (isDefinedTest) {
RETURN_FALSE;
}
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
return;
}
/*
if ($object instanceof ArrayAccess) {
$message = sprintf('Key "%s" in object with ArrayAccess of class "%s" does not exist', $arrayItem, get_class($object));
} elseif (is_object($object)) {
$message = sprintf('Impossible to access a key "%s" on an object of class "%s" that does not implement ArrayAccess interface', $item, get_class($object));
} elseif (is_array($object)) {
if (empty($object)) {
$message = sprintf('Key "%s" does not exist as the array is empty', $arrayItem);
} else {
$message = sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object)));
}
} elseif (Twig_Template::ARRAY_CALL === $type) {
$message = sprintf('Impossible to access a key ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
} else {
$message = sprintf('Impossible to access an attribute ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
}
throw new Twig_Error_Runtime($message, -1, $this->getTemplateName());
}
}
*/
if (TWIG_INSTANCE_OF(object, zend_ce_arrayaccess TSRMLS_CC)) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" in object with ArrayAccess of class \"%s\" does not exist", item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
} else if (Z_TYPE_P(object) == IS_OBJECT) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to access a key \"%s\" on an object of class \"%s\" that does not implement ArrayAccess interface", item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
} else if (Z_TYPE_P(object) == IS_ARRAY) {
if (0 == zend_hash_num_elements(Z_ARRVAL_P(object))) {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" does not exist as the array is empty", item);
} else {
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" for array with keys \"%s\" does not exist", item, TWIG_IMPLODE_ARRAY_KEYS(", ", object TSRMLS_CC));
}
} else {
char *type_name = zend_zval_type_name(object);
Z_ADDREF_P(object);
convert_to_string(object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC,
(strcmp("array", type) == 0)
? "Impossible to access a key (\"%s\") on a %s variable (\"%s\")"
: "Impossible to access an attribute (\"%s\") on a %s variable (\"%s\")",
item, type_name, Z_STRVAL_P(object));
zval_ptr_dtor(&object);
}
return;
}
}
/*
if (!is_object($object)) {
if ($isDefinedTest) {
return false;
}
*/
if (Z_TYPE_P(object) != IS_OBJECT) {
if (isDefinedTest) {
RETURN_FALSE;
}
/*
if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
return null;
}
throw new Twig_Error_Runtime(sprintf('Impossible to invoke a method ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName());
}
*/
if (ignoreStrictCheck || !TWIG_CALL_BOOLEAN(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "isStrictVariables" TSRMLS_CC)) {
return;
}
type_name = zend_zval_type_name(object);
Z_ADDREF_P(object);
convert_to_string_ex(&object);
TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to invoke a method (\"%s\") on a %s variable (\"%s\")", item, type_name, Z_STRVAL_P(object));
zval_ptr_dtor(&object);
return;
}
/*
$class = get_class($object);
*/
class_name = TWIG_GET_CLASS_NAME(object TSRMLS_CC);
tmp_self_cache = TWIG_GET_STATIC_PROPERTY(template, "cache" TSRMLS_CC);
tmp_class = TWIG_GET_ARRAY_ELEMENT(tmp_self_cache, class_name, strlen(class_name) TSRMLS_CC);
if (!tmp_class) {
twig_add_class_to_cache(tmp_self_cache, object, class_name TSRMLS_CC);
tmp_class = TWIG_GET_ARRAY_ELEMENT(tmp_self_cache, class_name, strlen(class_name) TSRMLS_CC);
}
efree(class_name);
/*
// object property
if (Twig_Template::METHOD_CALL !== $type) {
if (isset($object->$item) || array_key_exists((string) $item, $object)) {
if ($isDefinedTest) {
return true;
}
if ($this->env->hasExtension('sandbox')) {
$this->env->getExtension('sandbox')->checkPropertyAllowed($object, $item);
}
return $object->$item;
}
}
*/
if (strcmp("method", type) != 0) {
zval *tmp_properties, *tmp_item;
tmp_properties = TWIG_GET_ARRAY_ELEMENT(tmp_class, "properties", strlen("properties") TSRMLS_CC);
tmp_item = TWIG_GET_ARRAY_ELEMENT(tmp_properties, item, item_len TSRMLS_CC);
if (tmp_item || TWIG_HAS_PROPERTY(object, zitem TSRMLS_CC) || TWIG_HAS_DYNAMIC_PROPERTY(object, item, item_len TSRMLS_CC)) {
if (isDefinedTest) {
RETURN_TRUE;
}
if (TWIG_CALL_SB(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "hasExtension", "sandbox" TSRMLS_CC)) {
TWIG_CALL_ZZ(TWIG_CALL_S(TWIG_PROPERTY_CHAR(template, "env" TSRMLS_CC), "getExtension", "sandbox" TSRMLS_CC), "checkPropertyAllowed", object, zitem TSRMLS_CC);
}
if (EG(exception)) {
return;
}
ret = TWIG_PROPERTY(object, zitem TSRMLS_CC);
RETURN_ZVAL(ret, 1, 0);
}
}
/*
// object method
if (!isset(self::$cache[$class]['methods'])) {
self::$cache[$class]['methods'] = array_change_key_case(array_flip(get_class_methods($object)));
}
$call = false;
$lcItem = strtolower($item);
if (isset(self::$cache[$class]['methods'][$lcItem])) {
$method = (string) $item;
} elseif (isset(self::$cache[$class]['methods']['get'.$lcItem])) {
$method = 'get'.$item;
} elseif (isset(self::$cache[$class]['methods']['is'.$lcItem])) {
$method = 'is'.$item;
} elseif (isset(self::$cache[$class]['methods']['__call'])) {
$method = (string) $item;
$call = true;
*/
{
int call = 0;
char *lcItem = TWIG_STRTOLOWER(item, item_len);
int lcItem_length;
char *method = NULL;
char *tmp_method_name_get;
char *tmp_method_name_is;
zval *zmethod;
zval *tmp_methods;
lcItem_length = strlen(lcItem);
tmp_method_name_get = emalloc(4 + lcItem_length);
tmp_method_name_is = emalloc(3 + lcItem_length);
sprintf(tmp_method_name_get, "get%s", lcItem);
sprintf(tmp_method_name_is, "is%s", lcItem);
tmp_methods = TWIG_GET_ARRAY_ELEMENT(tmp_class, "methods", strlen("methods") TSRMLS_CC);
if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, lcItem, lcItem_length TSRMLS_CC)) {
method = item;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, tmp_method_name_get, lcItem_length + 3 TSRMLS_CC)) {
method = tmp_method_name_get;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, tmp_method_name_is, lcItem_length + 2 TSRMLS_CC)) {
method = tmp_method_name_is;
} else if (TWIG_GET_ARRAY_ELEMENT(tmp_methods, "__call", 6 TSRMLS_CC)) {
method = item;
call = 1;