Annotation of embedaddon/php/ext/spl/spl_iterators.c, revision 1.1.1.4
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
1.1.1.4 ! misho 5: | Copyright (c) 1997-2014 The PHP Group |
1.1 misho 6: +----------------------------------------------------------------------+
7: | This source file is subject to version 3.01 of the PHP license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.php.net/license/3_01.txt |
11: | If you did not receive a copy of the PHP license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@php.net so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Marcus Boerger <helly@php.net> |
16: +----------------------------------------------------------------------+
17: */
18:
1.1.1.2 misho 19: /* $Id$ */
1.1 misho 20:
21: #ifdef HAVE_CONFIG_H
22: # include "config.h"
23: #endif
24:
25: #include "php.h"
26: #include "php_ini.h"
27: #include "ext/standard/info.h"
28: #include "zend_exceptions.h"
29: #include "zend_interfaces.h"
30:
31: #include "php_spl.h"
32: #include "spl_functions.h"
33: #include "spl_engine.h"
34: #include "spl_iterators.h"
35: #include "spl_directory.h"
36: #include "spl_array.h"
37: #include "spl_exceptions.h"
38: #include "ext/standard/php_smart_str.h"
39:
40: #ifdef accept
41: #undef accept
42: #endif
43:
44: PHPAPI zend_class_entry *spl_ce_RecursiveIterator;
45: PHPAPI zend_class_entry *spl_ce_RecursiveIteratorIterator;
46: PHPAPI zend_class_entry *spl_ce_FilterIterator;
1.1.1.2 misho 47: PHPAPI zend_class_entry *spl_ce_CallbackFilterIterator;
1.1 misho 48: PHPAPI zend_class_entry *spl_ce_RecursiveFilterIterator;
1.1.1.2 misho 49: PHPAPI zend_class_entry *spl_ce_RecursiveCallbackFilterIterator;
1.1 misho 50: PHPAPI zend_class_entry *spl_ce_ParentIterator;
51: PHPAPI zend_class_entry *spl_ce_SeekableIterator;
52: PHPAPI zend_class_entry *spl_ce_LimitIterator;
53: PHPAPI zend_class_entry *spl_ce_CachingIterator;
54: PHPAPI zend_class_entry *spl_ce_RecursiveCachingIterator;
55: PHPAPI zend_class_entry *spl_ce_OuterIterator;
56: PHPAPI zend_class_entry *spl_ce_IteratorIterator;
57: PHPAPI zend_class_entry *spl_ce_NoRewindIterator;
58: PHPAPI zend_class_entry *spl_ce_InfiniteIterator;
59: PHPAPI zend_class_entry *spl_ce_EmptyIterator;
60: PHPAPI zend_class_entry *spl_ce_AppendIterator;
61: PHPAPI zend_class_entry *spl_ce_RegexIterator;
62: PHPAPI zend_class_entry *spl_ce_RecursiveRegexIterator;
63: PHPAPI zend_class_entry *spl_ce_Countable;
64: PHPAPI zend_class_entry *spl_ce_RecursiveTreeIterator;
65:
66: ZEND_BEGIN_ARG_INFO(arginfo_recursive_it_void, 0)
67: ZEND_END_ARG_INFO()
68:
69: const zend_function_entry spl_funcs_RecursiveIterator[] = {
70: SPL_ABSTRACT_ME(RecursiveIterator, hasChildren, arginfo_recursive_it_void)
71: SPL_ABSTRACT_ME(RecursiveIterator, getChildren, arginfo_recursive_it_void)
72: PHP_FE_END
73: };
74:
75: typedef enum {
76: RIT_LEAVES_ONLY = 0,
77: RIT_SELF_FIRST = 1,
78: RIT_CHILD_FIRST = 2
79: } RecursiveIteratorMode;
80:
81: #define RIT_CATCH_GET_CHILD CIT_CATCH_GET_CHILD
82:
83: typedef enum {
84: RTIT_BYPASS_CURRENT = 4,
85: RTIT_BYPASS_KEY = 8
86: } RecursiveTreeIteratorFlags;
87:
88: typedef enum {
89: RS_NEXT = 0,
90: RS_TEST = 1,
91: RS_SELF = 2,
92: RS_CHILD = 3,
93: RS_START = 4
94: } RecursiveIteratorState;
95:
96: typedef struct _spl_sub_iterator {
97: zend_object_iterator *iterator;
98: zval *zobject;
99: zend_class_entry *ce;
100: RecursiveIteratorState state;
101: } spl_sub_iterator;
102:
103: typedef struct _spl_recursive_it_object {
104: zend_object std;
105: spl_sub_iterator *iterators;
106: int level;
107: RecursiveIteratorMode mode;
108: int flags;
109: int max_depth;
110: zend_bool in_iteration;
111: zend_function *beginIteration;
112: zend_function *endIteration;
113: zend_function *callHasChildren;
114: zend_function *callGetChildren;
115: zend_function *beginChildren;
116: zend_function *endChildren;
117: zend_function *nextElement;
118: zend_class_entry *ce;
119: smart_str prefix[6];
120: } spl_recursive_it_object;
121:
122: typedef struct _spl_recursive_it_iterator {
123: zend_object_iterator intern;
124: zval *zobject;
125: } spl_recursive_it_iterator;
126:
127: static zend_object_handlers spl_handlers_rec_it_it;
128: static zend_object_handlers spl_handlers_dual_it;
129:
130: #define SPL_FETCH_AND_CHECK_DUAL_IT(var, objzval) \
131: do { \
132: spl_dual_it_object *it = zend_object_store_get_object((objzval) TSRMLS_CC); \
133: if (it->dit_type == DIT_Unknown) { \
134: zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, \
135: "The object is in an invalid state as the parent constructor was not called"); \
136: return; \
137: } \
138: (var) = it; \
139: } while (0)
140:
141: static void spl_recursive_it_dtor(zend_object_iterator *_iter TSRMLS_DC)
142: {
143: spl_recursive_it_iterator *iter = (spl_recursive_it_iterator*)_iter;
144: spl_recursive_it_object *object = (spl_recursive_it_object*)_iter->data;
145: zend_object_iterator *sub_iter;
146:
147: while (object->level > 0) {
148: sub_iter = object->iterators[object->level].iterator;
149: sub_iter->funcs->dtor(sub_iter TSRMLS_CC);
150: zval_ptr_dtor(&object->iterators[object->level--].zobject);
151: }
152: object->iterators = erealloc(object->iterators, sizeof(spl_sub_iterator));
153: object->level = 0;
154:
155: zval_ptr_dtor(&iter->zobject);
156: efree(iter);
157: }
158:
159: static int spl_recursive_it_valid_ex(spl_recursive_it_object *object, zval *zthis TSRMLS_DC)
160: {
161: zend_object_iterator *sub_iter;
162: int level = object->level;
163:
164: while (level >=0) {
165: sub_iter = object->iterators[level].iterator;
166: if (sub_iter->funcs->valid(sub_iter TSRMLS_CC) == SUCCESS) {
167: return SUCCESS;
168: }
169: level--;
170: }
171: if (object->endIteration && object->in_iteration) {
172: zend_call_method_with_0_params(&zthis, object->ce, &object->endIteration, "endIteration", NULL);
173: }
174: object->in_iteration = 0;
175: return FAILURE;
176: }
177:
178: static int spl_recursive_it_valid(zend_object_iterator *iter TSRMLS_DC)
179: {
180: spl_recursive_it_object *object = (spl_recursive_it_object*)iter->data;
181:
182: return spl_recursive_it_valid_ex(object, ((spl_recursive_it_iterator*)iter)->zobject TSRMLS_CC);
183: }
184:
185: static void spl_recursive_it_get_current_data(zend_object_iterator *iter, zval ***data TSRMLS_DC)
186: {
187: spl_recursive_it_object *object = (spl_recursive_it_object*)iter->data;
188: zend_object_iterator *sub_iter = object->iterators[object->level].iterator;
189:
190: sub_iter->funcs->get_current_data(sub_iter, data TSRMLS_CC);
191: }
192:
193: static int spl_recursive_it_get_current_key(zend_object_iterator *iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC)
194: {
195: spl_recursive_it_object *object = (spl_recursive_it_object*)iter->data;
196: zend_object_iterator *sub_iter = object->iterators[object->level].iterator;
197:
198: if (sub_iter->funcs->get_current_key) {
199: return sub_iter->funcs->get_current_key(sub_iter, str_key, str_key_len, int_key TSRMLS_CC);
200: } else {
201: *int_key = iter->index;
202: return HASH_KEY_IS_LONG;
203: }
204: }
205:
206: static void spl_recursive_it_move_forward_ex(spl_recursive_it_object *object, zval *zthis TSRMLS_DC)
207: {
208: zend_object_iterator *iterator;
209: zval *zobject;
210: zend_class_entry *ce;
211: zval *retval, *child;
212: zend_object_iterator *sub_iter;
213: int has_children;
214:
215: while (!EG(exception)) {
216: next_step:
217: iterator = object->iterators[object->level].iterator;
218: switch (object->iterators[object->level].state) {
219: case RS_NEXT:
220: iterator->funcs->move_forward(iterator TSRMLS_CC);
221: if (EG(exception)) {
222: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
223: return;
224: } else {
225: zend_clear_exception(TSRMLS_C);
226: }
227: }
1.1.1.2 misho 228: /* fall through */
1.1 misho 229: case RS_START:
230: if (iterator->funcs->valid(iterator TSRMLS_CC) == FAILURE) {
231: break;
232: }
1.1.1.2 misho 233: object->iterators[object->level].state = RS_TEST;
1.1 misho 234: /* break; */
235: case RS_TEST:
236: ce = object->iterators[object->level].ce;
237: zobject = object->iterators[object->level].zobject;
238: if (object->callHasChildren) {
239: zend_call_method_with_0_params(&zthis, object->ce, &object->callHasChildren, "callHasChildren", &retval);
240: } else {
241: zend_call_method_with_0_params(&zobject, ce, NULL, "haschildren", &retval);
242: }
243: if (EG(exception)) {
244: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
245: object->iterators[object->level].state = RS_NEXT;
246: return;
247: } else {
248: zend_clear_exception(TSRMLS_C);
249: }
250: }
251: if (retval) {
252: has_children = zend_is_true(retval);
253: zval_ptr_dtor(&retval);
254: if (has_children) {
255: if (object->max_depth == -1 || object->max_depth > object->level) {
256: switch (object->mode) {
257: case RIT_LEAVES_ONLY:
258: case RIT_CHILD_FIRST:
259: object->iterators[object->level].state = RS_CHILD;
260: goto next_step;
261: case RIT_SELF_FIRST:
262: object->iterators[object->level].state = RS_SELF;
263: goto next_step;
264: }
265: } else {
266: /* do not recurse into */
267: if (object->mode == RIT_LEAVES_ONLY) {
268: /* this is not a leave, so skip it */
269: object->iterators[object->level].state = RS_NEXT;
270: goto next_step;
271: }
272: }
273: }
274: }
275: if (object->nextElement) {
276: zend_call_method_with_0_params(&zthis, object->ce, &object->nextElement, "nextelement", NULL);
277: }
278: object->iterators[object->level].state = RS_NEXT;
279: if (EG(exception)) {
280: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
281: return;
282: } else {
283: zend_clear_exception(TSRMLS_C);
284: }
285: }
286: return /* self */;
287: case RS_SELF:
288: if (object->nextElement && (object->mode == RIT_SELF_FIRST || object->mode == RIT_CHILD_FIRST)) {
289: zend_call_method_with_0_params(&zthis, object->ce, &object->nextElement, "nextelement", NULL);
290: }
291: if (object->mode == RIT_SELF_FIRST) {
292: object->iterators[object->level].state = RS_CHILD;
293: } else {
294: object->iterators[object->level].state = RS_NEXT;
295: }
296: return /* self */;
297: case RS_CHILD:
298: ce = object->iterators[object->level].ce;
299: zobject = object->iterators[object->level].zobject;
300: if (object->callGetChildren) {
301: zend_call_method_with_0_params(&zthis, object->ce, &object->callGetChildren, "callGetChildren", &child);
302: } else {
303: zend_call_method_with_0_params(&zobject, ce, NULL, "getchildren", &child);
304: }
305:
306: if (EG(exception)) {
307: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
308: return;
309: } else {
310: zend_clear_exception(TSRMLS_C);
311: if (child) {
312: zval_ptr_dtor(&child);
313: }
314: object->iterators[object->level].state = RS_NEXT;
315: goto next_step;
316: }
317: }
318:
319: ce = child && Z_TYPE_P(child) == IS_OBJECT ? Z_OBJCE_P(child) : NULL;
320: if (!ce || !instanceof_function(ce, spl_ce_RecursiveIterator TSRMLS_CC)) {
321: if (child) {
322: zval_ptr_dtor(&child);
323: }
324: zend_throw_exception(spl_ce_UnexpectedValueException, "Objects returned by RecursiveIterator::getChildren() must implement RecursiveIterator", 0 TSRMLS_CC);
325: return;
326: }
327: if (object->mode == RIT_CHILD_FIRST) {
328: object->iterators[object->level].state = RS_SELF;
329: } else {
330: object->iterators[object->level].state = RS_NEXT;
331: }
332: object->iterators = erealloc(object->iterators, sizeof(spl_sub_iterator) * (++object->level+1));
333: sub_iter = ce->get_iterator(ce, child, 0 TSRMLS_CC);
334: object->iterators[object->level].iterator = sub_iter;
335: object->iterators[object->level].zobject = child;
336: object->iterators[object->level].ce = ce;
337: object->iterators[object->level].state = RS_START;
338: if (sub_iter->funcs->rewind) {
339: sub_iter->funcs->rewind(sub_iter TSRMLS_CC);
340: }
341: if (object->beginChildren) {
342: zend_call_method_with_0_params(&zthis, object->ce, &object->beginChildren, "beginchildren", NULL);
343: if (EG(exception)) {
344: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
345: return;
346: } else {
347: zend_clear_exception(TSRMLS_C);
348: }
349: }
350: }
351: goto next_step;
352: }
353: /* no more elements */
354: if (object->level > 0) {
355: if (object->endChildren) {
356: zend_call_method_with_0_params(&zthis, object->ce, &object->endChildren, "endchildren", NULL);
357: if (EG(exception)) {
358: if (!(object->flags & RIT_CATCH_GET_CHILD)) {
359: return;
360: } else {
361: zend_clear_exception(TSRMLS_C);
362: }
363: }
364: }
365: iterator->funcs->dtor(iterator TSRMLS_CC);
366: zval_ptr_dtor(&object->iterators[object->level].zobject);
367: object->level--;
368: } else {
369: return; /* done completeley */
370: }
371: }
372: }
373:
374: static void spl_recursive_it_rewind_ex(spl_recursive_it_object *object, zval *zthis TSRMLS_DC)
375: {
376: zend_object_iterator *sub_iter;
377:
378: if (!object->iterators) {
379: php_error_docref(NULL TSRMLS_CC, E_ERROR, "The %s instance wasn't initialized properly", Z_OBJCE_P(zthis)->name);
380: }
381:
382: while (object->level) {
383: sub_iter = object->iterators[object->level].iterator;
384: sub_iter->funcs->dtor(sub_iter TSRMLS_CC);
385: zval_ptr_dtor(&object->iterators[object->level--].zobject);
386: if (!EG(exception) && (!object->endChildren || object->endChildren->common.scope != spl_ce_RecursiveIteratorIterator)) {
387: zend_call_method_with_0_params(&zthis, object->ce, &object->endChildren, "endchildren", NULL);
388: }
389: }
390: object->iterators = erealloc(object->iterators, sizeof(spl_sub_iterator));
391: object->iterators[0].state = RS_START;
392: sub_iter = object->iterators[0].iterator;
393: if (sub_iter->funcs->rewind) {
394: sub_iter->funcs->rewind(sub_iter TSRMLS_CC);
395: }
396: if (!EG(exception) && object->beginIteration && !object->in_iteration) {
397: zend_call_method_with_0_params(&zthis, object->ce, &object->beginIteration, "beginIteration", NULL);
398: }
399: object->in_iteration = 1;
400: spl_recursive_it_move_forward_ex(object, zthis TSRMLS_CC);
401: }
402:
403: static void spl_recursive_it_move_forward(zend_object_iterator *iter TSRMLS_DC)
404: {
405: spl_recursive_it_move_forward_ex((spl_recursive_it_object*)iter->data, ((spl_recursive_it_iterator*)iter)->zobject TSRMLS_CC);
406: }
407:
408: static void spl_recursive_it_rewind(zend_object_iterator *iter TSRMLS_DC)
409: {
410: spl_recursive_it_rewind_ex((spl_recursive_it_object*)iter->data, ((spl_recursive_it_iterator*)iter)->zobject TSRMLS_CC);
411: }
412:
413: static zend_object_iterator *spl_recursive_it_get_iterator(zend_class_entry *ce, zval *zobject, int by_ref TSRMLS_DC)
414: {
415: spl_recursive_it_iterator *iterator;
416: spl_recursive_it_object *object;
417:
418: if (by_ref) {
419: zend_error(E_ERROR, "An iterator cannot be used with foreach by reference");
420: }
421: iterator = emalloc(sizeof(spl_recursive_it_iterator));
422: object = (spl_recursive_it_object*)zend_object_store_get_object(zobject TSRMLS_CC);
423: if (object->iterators == NULL) {
424: zend_error(E_ERROR, "The object to be iterated is in an invalid state: "
425: "the parent constructor has not been called");
426: }
427:
428: Z_ADDREF_P(zobject);
429: iterator->intern.data = (void*)object;
430: iterator->intern.funcs = ce->iterator_funcs.funcs;
431: iterator->zobject = zobject;
432: return (zend_object_iterator*)iterator;
433: }
434:
435: zend_object_iterator_funcs spl_recursive_it_iterator_funcs = {
436: spl_recursive_it_dtor,
437: spl_recursive_it_valid,
438: spl_recursive_it_get_current_data,
439: spl_recursive_it_get_current_key,
440: spl_recursive_it_move_forward,
441: spl_recursive_it_rewind
442: };
443:
444: static void spl_recursive_it_it_construct(INTERNAL_FUNCTION_PARAMETERS, zend_class_entry *ce_base, zend_class_entry *ce_inner, recursive_it_it_type rit_type)
445: {
446: zval *object = getThis();
447: spl_recursive_it_object *intern;
448: zval *iterator;
449: zend_class_entry *ce_iterator;
450: long mode, flags;
451: int inc_refcount = 1;
452: zend_error_handling error_handling;
453:
454: zend_replace_error_handling(EH_THROW, spl_ce_InvalidArgumentException, &error_handling TSRMLS_CC);
455:
456: switch(rit_type) {
457: case RIT_RecursiveTreeIterator: {
458:
459: zval *caching_it, *caching_it_flags, *user_caching_it_flags = NULL;
460: mode = RIT_SELF_FIRST;
461: flags = RTIT_BYPASS_KEY;
462:
463: if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "o|lzl", &iterator, &flags, &user_caching_it_flags, &mode) == SUCCESS) {
464: if (instanceof_function(Z_OBJCE_P(iterator), zend_ce_aggregate TSRMLS_CC)) {
465: zval *aggregate = iterator;
466: zend_call_method_with_0_params(&aggregate, Z_OBJCE_P(aggregate), &Z_OBJCE_P(aggregate)->iterator_funcs.zf_new_iterator, "getiterator", &iterator);
467: inc_refcount = 0;
468: }
469:
470: MAKE_STD_ZVAL(caching_it_flags);
471: if (user_caching_it_flags) {
472: ZVAL_ZVAL(caching_it_flags, user_caching_it_flags, 1, 0);
473: } else {
474: ZVAL_LONG(caching_it_flags, CIT_CATCH_GET_CHILD);
475: }
476: spl_instantiate_arg_ex2(spl_ce_RecursiveCachingIterator, &caching_it, 1, iterator, caching_it_flags TSRMLS_CC);
477: zval_ptr_dtor(&caching_it_flags);
478: if (inc_refcount == 0 && iterator) {
479: zval_ptr_dtor(&iterator);
480: }
481: iterator = caching_it;
482: inc_refcount = 0;
483: } else {
484: iterator = NULL;
485: }
486: break;
487: }
488: case RIT_RecursiveIteratorIterator:
489: default: {
490: mode = RIT_LEAVES_ONLY;
491: flags = 0;
492:
493: if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "o|ll", &iterator, &mode, &flags) == SUCCESS) {
494: if (instanceof_function(Z_OBJCE_P(iterator), zend_ce_aggregate TSRMLS_CC)) {
495: zval *aggregate = iterator;
496: zend_call_method_with_0_params(&aggregate, Z_OBJCE_P(aggregate), &Z_OBJCE_P(aggregate)->iterator_funcs.zf_new_iterator, "getiterator", &iterator);
497: inc_refcount = 0;
498: }
499: } else {
500: iterator = NULL;
501: }
502: break;
503: }
504: }
505: if (!iterator || !instanceof_function(Z_OBJCE_P(iterator), spl_ce_RecursiveIterator TSRMLS_CC)) {
506: if (iterator && !inc_refcount) {
507: zval_ptr_dtor(&iterator);
508: }
509: zend_throw_exception(spl_ce_InvalidArgumentException, "An instance of RecursiveIterator or IteratorAggregate creating it is required", 0 TSRMLS_CC);
510: zend_restore_error_handling(&error_handling TSRMLS_CC);
511: return;
512: }
513:
514: intern = (spl_recursive_it_object*)zend_object_store_get_object(object TSRMLS_CC);
515: intern->iterators = emalloc(sizeof(spl_sub_iterator));
516: intern->level = 0;
517: intern->mode = mode;
518: intern->flags = flags;
519: intern->max_depth = -1;
520: intern->in_iteration = 0;
521: intern->ce = Z_OBJCE_P(object);
522:
523: zend_hash_find(&intern->ce->function_table, "beginiteration", sizeof("beginiteration"), (void **) &intern->beginIteration);
524: if (intern->beginIteration->common.scope == ce_base) {
525: intern->beginIteration = NULL;
526: }
527: zend_hash_find(&intern->ce->function_table, "enditeration", sizeof("enditeration"), (void **) &intern->endIteration);
528: if (intern->endIteration->common.scope == ce_base) {
529: intern->endIteration = NULL;
530: }
531: zend_hash_find(&intern->ce->function_table, "callhaschildren", sizeof("callHasChildren"), (void **) &intern->callHasChildren);
532: if (intern->callHasChildren->common.scope == ce_base) {
533: intern->callHasChildren = NULL;
534: }
535: zend_hash_find(&intern->ce->function_table, "callgetchildren", sizeof("callGetChildren"), (void **) &intern->callGetChildren);
536: if (intern->callGetChildren->common.scope == ce_base) {
537: intern->callGetChildren = NULL;
538: }
539: zend_hash_find(&intern->ce->function_table, "beginchildren", sizeof("beginchildren"), (void **) &intern->beginChildren);
540: if (intern->beginChildren->common.scope == ce_base) {
541: intern->beginChildren = NULL;
542: }
543: zend_hash_find(&intern->ce->function_table, "endchildren", sizeof("endchildren"), (void **) &intern->endChildren);
544: if (intern->endChildren->common.scope == ce_base) {
545: intern->endChildren = NULL;
546: }
547: zend_hash_find(&intern->ce->function_table, "nextelement", sizeof("nextElement"), (void **) &intern->nextElement);
548: if (intern->nextElement->common.scope == ce_base) {
549: intern->nextElement = NULL;
550: }
551: ce_iterator = Z_OBJCE_P(iterator); /* respect inheritance, don't use spl_ce_RecursiveIterator */
552: intern->iterators[0].iterator = ce_iterator->get_iterator(ce_iterator, iterator, 0 TSRMLS_CC);
553: if (inc_refcount) {
554: Z_ADDREF_P(iterator);
555: }
556: intern->iterators[0].zobject = iterator;
557: intern->iterators[0].ce = ce_iterator;
558: intern->iterators[0].state = RS_START;
559:
560: zend_restore_error_handling(&error_handling TSRMLS_CC);
561:
562: if (EG(exception)) {
563: zend_object_iterator *sub_iter;
564:
565: while (intern->level >= 0) {
566: sub_iter = intern->iterators[intern->level].iterator;
567: sub_iter->funcs->dtor(sub_iter TSRMLS_CC);
568: zval_ptr_dtor(&intern->iterators[intern->level--].zobject);
569: }
570: efree(intern->iterators);
571: intern->iterators = NULL;
572: }
573: }
574:
575: /* {{{ proto void RecursiveIteratorIterator::__construct(RecursiveIterator|IteratorAggregate it [, int mode = RIT_LEAVES_ONLY [, int flags = 0]]) throws InvalidArgumentException
576: Creates a RecursiveIteratorIterator from a RecursiveIterator. */
577: SPL_METHOD(RecursiveIteratorIterator, __construct)
578: {
579: spl_recursive_it_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveIteratorIterator, zend_ce_iterator, RIT_RecursiveIteratorIterator);
580: } /* }}} */
581:
582: /* {{{ proto void RecursiveIteratorIterator::rewind()
583: Rewind the iterator to the first element of the top level inner iterator. */
584: SPL_METHOD(RecursiveIteratorIterator, rewind)
585: {
586: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
587:
588: if (zend_parse_parameters_none() == FAILURE) {
589: return;
590: }
591:
592: spl_recursive_it_rewind_ex(object, getThis() TSRMLS_CC);
593: } /* }}} */
594:
595: /* {{{ proto bool RecursiveIteratorIterator::valid()
596: Check whether the current position is valid */
597: SPL_METHOD(RecursiveIteratorIterator, valid)
598: {
599: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
600:
601: if (zend_parse_parameters_none() == FAILURE) {
602: return;
603: }
604:
605: RETURN_BOOL(spl_recursive_it_valid_ex(object, getThis() TSRMLS_CC) == SUCCESS);
606: } /* }}} */
607:
608: /* {{{ proto mixed RecursiveIteratorIterator::key()
609: Access the current key */
610: SPL_METHOD(RecursiveIteratorIterator, key)
611: {
612: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
613: zend_object_iterator *iterator = object->iterators[object->level].iterator;
614:
615: if (zend_parse_parameters_none() == FAILURE) {
616: return;
617: }
618:
619: if (iterator->funcs->get_current_key) {
620: char *str_key;
621: uint str_key_len;
622: ulong int_key;
623:
624: switch (iterator->funcs->get_current_key(iterator, &str_key, &str_key_len, &int_key TSRMLS_CC)) {
625: case HASH_KEY_IS_LONG:
626: RETURN_LONG(int_key);
627: break;
628: case HASH_KEY_IS_STRING:
629: RETURN_STRINGL(str_key, str_key_len-1, 0);
630: break;
631: default:
632: RETURN_NULL();
633: }
634: } else {
635: RETURN_NULL();
636: }
637: } /* }}} */
638:
639: /* {{{ proto mixed RecursiveIteratorIterator::current()
640: Access the current element value */
641: SPL_METHOD(RecursiveIteratorIterator, current)
642: {
643: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
644: zend_object_iterator *iterator = object->iterators[object->level].iterator;
645: zval **data;
646:
647: if (zend_parse_parameters_none() == FAILURE) {
648: return;
649: }
650:
651: iterator->funcs->get_current_data(iterator, &data TSRMLS_CC);
652: if (data && *data) {
653: RETURN_ZVAL(*data, 1, 0);
654: }
655: } /* }}} */
656:
657: /* {{{ proto void RecursiveIteratorIterator::next()
658: Move forward to the next element */
659: SPL_METHOD(RecursiveIteratorIterator, next)
660: {
661: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
662:
663: if (zend_parse_parameters_none() == FAILURE) {
664: return;
665: }
666:
667: spl_recursive_it_move_forward_ex(object, getThis() TSRMLS_CC);
668: } /* }}} */
669:
670: /* {{{ proto int RecursiveIteratorIterator::getDepth()
671: Get the current depth of the recursive iteration */
672: SPL_METHOD(RecursiveIteratorIterator, getDepth)
673: {
674: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
675:
676: if (zend_parse_parameters_none() == FAILURE) {
677: return;
678: }
679:
680: RETURN_LONG(object->level);
681: } /* }}} */
682:
683: /* {{{ proto RecursiveIterator RecursiveIteratorIterator::getSubIterator([int level])
684: The current active sub iterator or the iterator at specified level */
685: SPL_METHOD(RecursiveIteratorIterator, getSubIterator)
686: {
687: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
688: long level = object->level;
689:
690: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &level) == FAILURE) {
691: return;
692: }
693: if (level < 0 || level > object->level) {
694: RETURN_NULL();
695: }
696: RETURN_ZVAL(object->iterators[level].zobject, 1, 0);
697: } /* }}} */
698:
699: /* {{{ proto RecursiveIterator RecursiveIteratorIterator::getInnerIterator()
700: The current active sub iterator */
701: SPL_METHOD(RecursiveIteratorIterator, getInnerIterator)
702: {
703: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
704: long level = object->level;
705:
706: if (zend_parse_parameters_none() == FAILURE) {
707: return;
708: }
709:
710: RETURN_ZVAL(object->iterators[level].zobject, 1, 0);
711: } /* }}} */
712:
713: /* {{{ proto RecursiveIterator RecursiveIteratorIterator::beginIteration()
714: Called when iteration begins (after first rewind() call) */
715: SPL_METHOD(RecursiveIteratorIterator, beginIteration)
716: {
717: if (zend_parse_parameters_none() == FAILURE) {
718: return;
719: }
720: /* nothing to do */
721: } /* }}} */
722:
723: /* {{{ proto RecursiveIterator RecursiveIteratorIterator::endIteration()
724: Called when iteration ends (when valid() first returns false */
725: SPL_METHOD(RecursiveIteratorIterator, endIteration)
726: {
727: if (zend_parse_parameters_none() == FAILURE) {
728: return;
729: }
730: /* nothing to do */
731: } /* }}} */
732:
733: /* {{{ proto bool RecursiveIteratorIterator::callHasChildren()
734: Called for each element to test whether it has children */
735: SPL_METHOD(RecursiveIteratorIterator, callHasChildren)
736: {
737: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
738: zend_class_entry *ce = object->iterators[object->level].ce;
739: zval *retval, *zobject;
740:
741: if (zend_parse_parameters_none() == FAILURE) {
742: return;
743: }
744:
745: zobject = object->iterators[object->level].zobject;
746: if (!zobject) {
747: RETURN_FALSE;
748: } else {
749: zend_call_method_with_0_params(&zobject, ce, NULL, "haschildren", &retval);
750: if (retval) {
751: RETURN_ZVAL(retval, 0, 1);
752: } else {
753: RETURN_FALSE;
754: }
755: }
756: } /* }}} */
757:
758: /* {{{ proto RecursiveIterator RecursiveIteratorIterator::callGetChildren()
759: Return children of current element */
760: SPL_METHOD(RecursiveIteratorIterator, callGetChildren)
761: {
762: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
763: zend_class_entry *ce = object->iterators[object->level].ce;
764: zval *retval, *zobject;
765:
766: if (zend_parse_parameters_none() == FAILURE) {
767: return;
768: }
769:
770: zobject = object->iterators[object->level].zobject;
771: if (!zobject) {
772: return;
773: } else {
774: zend_call_method_with_0_params(&zobject, ce, NULL, "getchildren", &retval);
775: if (retval) {
776: RETURN_ZVAL(retval, 0, 1);
777: }
778: }
779: } /* }}} */
780:
781: /* {{{ proto void RecursiveIteratorIterator::beginChildren()
782: Called when recursing one level down */
783: SPL_METHOD(RecursiveIteratorIterator, beginChildren)
784: {
785: if (zend_parse_parameters_none() == FAILURE) {
786: return;
787: }
788: /* nothing to do */
789: } /* }}} */
790:
791: /* {{{ proto void RecursiveIteratorIterator::endChildren()
792: Called when end recursing one level */
793: SPL_METHOD(RecursiveIteratorIterator, endChildren)
794: {
795: if (zend_parse_parameters_none() == FAILURE) {
796: return;
797: }
798: /* nothing to do */
799: } /* }}} */
800:
801: /* {{{ proto void RecursiveIteratorIterator::nextElement()
802: Called when the next element is available */
803: SPL_METHOD(RecursiveIteratorIterator, nextElement)
804: {
805: if (zend_parse_parameters_none() == FAILURE) {
806: return;
807: }
808: /* nothing to do */
809: } /* }}} */
810:
811: /* {{{ proto void RecursiveIteratorIterator::setMaxDepth([$max_depth = -1])
812: Set the maximum allowed depth (or any depth if pmax_depth = -1] */
813: SPL_METHOD(RecursiveIteratorIterator, setMaxDepth)
814: {
815: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
816: long max_depth = -1;
817:
818: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &max_depth) == FAILURE) {
819: return;
820: }
821: if (max_depth < -1) {
822: zend_throw_exception(spl_ce_OutOfRangeException, "Parameter max_depth must be >= -1", 0 TSRMLS_CC);
823: return;
824: }
825: object->max_depth = max_depth;
826: } /* }}} */
827:
828: /* {{{ proto int|false RecursiveIteratorIterator::getMaxDepth()
829: Return the maximum accepted depth or false if any depth is allowed */
830: SPL_METHOD(RecursiveIteratorIterator, getMaxDepth)
831: {
832: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
833:
834: if (zend_parse_parameters_none() == FAILURE) {
835: return;
836: }
837:
838: if (object->max_depth == -1) {
839: RETURN_FALSE;
840: } else {
841: RETURN_LONG(object->max_depth);
842: }
843: } /* }}} */
844:
1.1.1.2 misho 845: static union _zend_function *spl_recursive_it_get_method(zval **object_ptr, char *method, int method_len, const zend_literal *key TSRMLS_DC)
1.1 misho 846: {
847: union _zend_function *function_handler;
848: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(*object_ptr TSRMLS_CC);
849: long level = object->level;
850: zval *zobj;
851:
852: if (!object->iterators) {
853: php_error_docref(NULL TSRMLS_CC, E_ERROR, "The %s instance wasn't initialized properly", Z_OBJCE_PP(object_ptr)->name);
854: }
855: zobj = object->iterators[level].zobject;
856:
1.1.1.2 misho 857: function_handler = std_object_handlers.get_method(object_ptr, method, method_len, key TSRMLS_CC);
1.1 misho 858: if (!function_handler) {
859: if (zend_hash_find(&Z_OBJCE_P(zobj)->function_table, method, method_len+1, (void **) &function_handler) == FAILURE) {
860: if (Z_OBJ_HT_P(zobj)->get_method) {
861: *object_ptr = zobj;
1.1.1.2 misho 862: function_handler = Z_OBJ_HT_P(*object_ptr)->get_method(object_ptr, method, method_len, key TSRMLS_CC);
1.1 misho 863: }
864: }
865: }
866: return function_handler;
867: }
868:
869: /* {{{ spl_RecursiveIteratorIterator_dtor */
870: static void spl_RecursiveIteratorIterator_dtor(zend_object *_object, zend_object_handle handle TSRMLS_DC)
871: {
872: spl_recursive_it_object *object = (spl_recursive_it_object *)_object;
873: zend_object_iterator *sub_iter;
874:
875: /* call standard dtor */
876: zend_objects_destroy_object(_object, handle TSRMLS_CC);
877:
878: if (object->iterators) {
879: while (object->level >= 0) {
880: sub_iter = object->iterators[object->level].iterator;
881: sub_iter->funcs->dtor(sub_iter TSRMLS_CC);
882: zval_ptr_dtor(&object->iterators[object->level--].zobject);
883: }
884: efree(object->iterators);
885: object->iterators = NULL;
886: }
887: }
888: /* }}} */
889:
1.1.1.2 misho 890: /* {{{ spl_RecursiveIteratorIterator_free_storage */
1.1 misho 891: static void spl_RecursiveIteratorIterator_free_storage(void *_object TSRMLS_DC)
892: {
893: spl_recursive_it_object *object = (spl_recursive_it_object *)_object;
894:
895: zend_object_std_dtor(&object->std TSRMLS_CC);
896: smart_str_free(&object->prefix[0]);
897: smart_str_free(&object->prefix[1]);
898: smart_str_free(&object->prefix[2]);
899: smart_str_free(&object->prefix[3]);
900: smart_str_free(&object->prefix[4]);
901: smart_str_free(&object->prefix[5]);
902:
903: efree(object);
904: }
905: /* }}} */
906:
907: /* {{{ spl_RecursiveIteratorIterator_new_ex */
908: static zend_object_value spl_RecursiveIteratorIterator_new_ex(zend_class_entry *class_type, int init_prefix TSRMLS_DC)
909: {
910: zend_object_value retval;
911: spl_recursive_it_object *intern;
912:
913: intern = emalloc(sizeof(spl_recursive_it_object));
914: memset(intern, 0, sizeof(spl_recursive_it_object));
915:
916: if (init_prefix) {
917: smart_str_appendl(&intern->prefix[0], "", 0);
918: smart_str_appendl(&intern->prefix[1], "| ", 2);
919: smart_str_appendl(&intern->prefix[2], " ", 2);
920: smart_str_appendl(&intern->prefix[3], "|-", 2);
921: smart_str_appendl(&intern->prefix[4], "\\-", 2);
922: smart_str_appendl(&intern->prefix[5], "", 0);
923: }
924:
925: zend_object_std_init(&intern->std, class_type TSRMLS_CC);
1.1.1.2 misho 926: object_properties_init(&intern->std, class_type);
1.1 misho 927:
928: retval.handle = zend_objects_store_put(intern, (zend_objects_store_dtor_t)spl_RecursiveIteratorIterator_dtor, (zend_objects_free_object_storage_t) spl_RecursiveIteratorIterator_free_storage, NULL TSRMLS_CC);
929: retval.handlers = &spl_handlers_rec_it_it;
930: return retval;
931: }
932: /* }}} */
933:
934: /* {{{ spl_RecursiveIteratorIterator_new */
935: static zend_object_value spl_RecursiveIteratorIterator_new(zend_class_entry *class_type TSRMLS_DC)
936: {
937: return spl_RecursiveIteratorIterator_new_ex(class_type, 0 TSRMLS_CC);
938: }
939: /* }}} */
940:
941: /* {{{ spl_RecursiveTreeIterator_new */
942: static zend_object_value spl_RecursiveTreeIterator_new(zend_class_entry *class_type TSRMLS_DC)
943: {
944: return spl_RecursiveIteratorIterator_new_ex(class_type, 1 TSRMLS_CC);
945: }
946: /* }}} */
947:
948: ZEND_BEGIN_ARG_INFO_EX(arginfo_recursive_it___construct, 0, 0, 1)
949: ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
950: ZEND_ARG_INFO(0, mode)
951: ZEND_ARG_INFO(0, flags)
952: ZEND_END_ARG_INFO();
953:
954: ZEND_BEGIN_ARG_INFO_EX(arginfo_recursive_it_getSubIterator, 0, 0, 0)
955: ZEND_ARG_INFO(0, level)
956: ZEND_END_ARG_INFO();
957:
958: ZEND_BEGIN_ARG_INFO_EX(arginfo_recursive_it_setMaxDepth, 0, 0, 0)
959: ZEND_ARG_INFO(0, max_depth)
960: ZEND_END_ARG_INFO();
961:
962: static const zend_function_entry spl_funcs_RecursiveIteratorIterator[] = {
963: SPL_ME(RecursiveIteratorIterator, __construct, arginfo_recursive_it___construct, ZEND_ACC_PUBLIC)
964: SPL_ME(RecursiveIteratorIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
965: SPL_ME(RecursiveIteratorIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
966: SPL_ME(RecursiveIteratorIterator, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
967: SPL_ME(RecursiveIteratorIterator, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
968: SPL_ME(RecursiveIteratorIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
969: SPL_ME(RecursiveIteratorIterator, getDepth, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
970: SPL_ME(RecursiveIteratorIterator, getSubIterator, arginfo_recursive_it_getSubIterator, ZEND_ACC_PUBLIC)
971: SPL_ME(RecursiveIteratorIterator, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
972: SPL_ME(RecursiveIteratorIterator, beginIteration, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
973: SPL_ME(RecursiveIteratorIterator, endIteration, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
974: SPL_ME(RecursiveIteratorIterator, callHasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
975: SPL_ME(RecursiveIteratorIterator, callGetChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
976: SPL_ME(RecursiveIteratorIterator, beginChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
977: SPL_ME(RecursiveIteratorIterator, endChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
978: SPL_ME(RecursiveIteratorIterator, nextElement, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
979: SPL_ME(RecursiveIteratorIterator, setMaxDepth, arginfo_recursive_it_setMaxDepth, ZEND_ACC_PUBLIC)
980: SPL_ME(RecursiveIteratorIterator, getMaxDepth, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
981: PHP_FE_END
982: };
983:
984: static void spl_recursive_tree_iterator_get_prefix(spl_recursive_it_object *object, zval *return_value TSRMLS_DC)
985: {
986: smart_str str = {0};
987: zval *has_next;
988: int level;
989:
990: smart_str_appendl(&str, object->prefix[0].c, object->prefix[0].len);
991:
992: for (level = 0; level < object->level; ++level) {
993: zend_call_method_with_0_params(&object->iterators[level].zobject, object->iterators[level].ce, NULL, "hasnext", &has_next);
994: if (has_next) {
995: if (Z_LVAL_P(has_next)) {
996: smart_str_appendl(&str, object->prefix[1].c, object->prefix[1].len);
997: } else {
998: smart_str_appendl(&str, object->prefix[2].c, object->prefix[2].len);
999: }
1000: zval_ptr_dtor(&has_next);
1001: }
1002: }
1003: zend_call_method_with_0_params(&object->iterators[level].zobject, object->iterators[level].ce, NULL, "hasnext", &has_next);
1004: if (has_next) {
1005: if (Z_LVAL_P(has_next)) {
1006: smart_str_appendl(&str, object->prefix[3].c, object->prefix[3].len);
1007: } else {
1008: smart_str_appendl(&str, object->prefix[4].c, object->prefix[4].len);
1009: }
1010: zval_ptr_dtor(&has_next);
1011: }
1012:
1013: smart_str_appendl(&str, object->prefix[5].c, object->prefix[5].len);
1014: smart_str_0(&str);
1015:
1016: RETVAL_STRINGL(str.c, str.len, 0);
1017: }
1018:
1019: static void spl_recursive_tree_iterator_get_entry(spl_recursive_it_object * object, zval * return_value TSRMLS_DC)
1020: {
1021: zend_object_iterator *iterator = object->iterators[object->level].iterator;
1022: zval **data;
1023: zend_error_handling error_handling;
1024:
1025: iterator->funcs->get_current_data(iterator, &data TSRMLS_CC);
1026:
1027: zend_replace_error_handling(EH_THROW, spl_ce_UnexpectedValueException, &error_handling TSRMLS_CC);
1028: if (data && *data) {
1029: RETVAL_ZVAL(*data, 1, 0);
1.1.1.3 misho 1030: if (Z_TYPE_P(return_value) == IS_ARRAY) {
1031: zval_dtor(return_value);
1032: ZVAL_STRINGL(return_value, "Array", sizeof("Array")-1, 1);
1033: } else {
1034: convert_to_string(return_value);
1035: }
1.1 misho 1036: }
1037: zend_restore_error_handling(&error_handling TSRMLS_CC);
1038: }
1039:
1040: static void spl_recursive_tree_iterator_get_postfix(spl_recursive_it_object * object, zval * return_value TSRMLS_DC)
1041: {
1042: RETVAL_STRINGL("", 0, 1);
1043: }
1044:
1045: /* {{{ proto void RecursiveTreeIterator::__construct(RecursiveIterator|IteratorAggregate it [, int flags = RTIT_BYPASS_KEY [, int cit_flags = CIT_CATCH_GET_CHILD [, mode = RIT_SELF_FIRST ]]]) throws InvalidArgumentException
1046: RecursiveIteratorIterator to generate ASCII graphic trees for the entries in a RecursiveIterator */
1047: SPL_METHOD(RecursiveTreeIterator, __construct)
1048: {
1049: spl_recursive_it_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveTreeIterator, zend_ce_iterator, RIT_RecursiveTreeIterator);
1050: } /* }}} */
1051:
1052: /* {{{ proto void RecursiveTreeIterator::setPrefixPart(int part, string prefix) throws OutOfRangeException
1053: Sets prefix parts as used in getPrefix() */
1054: SPL_METHOD(RecursiveTreeIterator, setPrefixPart)
1055: {
1056: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1057: long part;
1058: char* prefix;
1059: int prefix_len;
1060:
1061: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ls", &part, &prefix, &prefix_len) == FAILURE) {
1062: return;
1063: }
1064: if (0 > part || part > 5) {
1065: zend_throw_exception_ex(spl_ce_OutOfRangeException, 0 TSRMLS_CC, "Use RecursiveTreeIterator::PREFIX_* constant");
1066: return;
1067: }
1068:
1069: smart_str_free(&object->prefix[part]);
1070: smart_str_appendl(&object->prefix[part], prefix, prefix_len);
1071: } /* }}} */
1072:
1073: /* {{{ proto string RecursiveTreeIterator::getPrefix()
1074: Returns the string to place in front of current element */
1075: SPL_METHOD(RecursiveTreeIterator, getPrefix)
1076: {
1077: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1078:
1079: if (zend_parse_parameters_none() == FAILURE) {
1080: return;
1081: }
1082: spl_recursive_tree_iterator_get_prefix(object, return_value TSRMLS_CC);
1083: } /* }}} */
1084:
1085: /* {{{ proto string RecursiveTreeIterator::getEntry()
1086: Returns the string presentation built for current element */
1087: SPL_METHOD(RecursiveTreeIterator, getEntry)
1088: {
1089: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1090:
1091: if (zend_parse_parameters_none() == FAILURE) {
1092: return;
1093: }
1094:
1095: spl_recursive_tree_iterator_get_entry(object, return_value TSRMLS_CC);
1096: } /* }}} */
1097:
1098: /* {{{ proto string RecursiveTreeIterator::getPostfix()
1099: Returns the string to place after the current element */
1100: SPL_METHOD(RecursiveTreeIterator, getPostfix)
1101: {
1102: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1103:
1104: if (zend_parse_parameters_none() == FAILURE) {
1105: return;
1106: }
1107:
1108: spl_recursive_tree_iterator_get_postfix(object, return_value TSRMLS_CC);
1109: } /* }}} */
1110:
1111: /* {{{ proto mixed RecursiveTreeIterator::current()
1112: Returns the current element prefixed and postfixed */
1113: SPL_METHOD(RecursiveTreeIterator, current)
1114: {
1115: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1116: zval prefix, entry, postfix;
1117: char *str, *ptr;
1118: size_t str_len;
1119:
1120: if (zend_parse_parameters_none() == FAILURE) {
1121: return;
1122: }
1123:
1124: if (object->flags & RTIT_BYPASS_CURRENT) {
1125: zend_object_iterator *iterator = object->iterators[object->level].iterator;
1126: zval **data;
1127:
1128: iterator->funcs->get_current_data(iterator, &data TSRMLS_CC);
1129: if (data && *data) {
1130: RETURN_ZVAL(*data, 1, 0);
1131: } else {
1132: RETURN_NULL();
1133: }
1134: }
1135:
1.1.1.3 misho 1136: INIT_ZVAL(prefix);
1137: INIT_ZVAL(entry);
1.1 misho 1138: spl_recursive_tree_iterator_get_prefix(object, &prefix TSRMLS_CC);
1139: spl_recursive_tree_iterator_get_entry(object, &entry TSRMLS_CC);
1.1.1.3 misho 1140: if (Z_TYPE(entry) != IS_STRING) {
1141: zval_dtor(&prefix);
1142: zval_dtor(&entry);
1143: RETURN_NULL();
1144: }
1.1 misho 1145: spl_recursive_tree_iterator_get_postfix(object, &postfix TSRMLS_CC);
1146:
1147: str_len = Z_STRLEN(prefix) + Z_STRLEN(entry) + Z_STRLEN(postfix);
1148: str = (char *) emalloc(str_len + 1U);
1149: ptr = str;
1150:
1151: memcpy(ptr, Z_STRVAL(prefix), Z_STRLEN(prefix));
1152: ptr += Z_STRLEN(prefix);
1153: memcpy(ptr, Z_STRVAL(entry), Z_STRLEN(entry));
1154: ptr += Z_STRLEN(entry);
1155: memcpy(ptr, Z_STRVAL(postfix), Z_STRLEN(postfix));
1156: ptr += Z_STRLEN(postfix);
1157: *ptr = 0;
1158:
1159: zval_dtor(&prefix);
1160: zval_dtor(&entry);
1161: zval_dtor(&postfix);
1162:
1163: RETURN_STRINGL(str, str_len, 0);
1164: } /* }}} */
1165:
1166: /* {{{ proto mixed RecursiveTreeIterator::key()
1167: Returns the current key prefixed and postfixed */
1168: SPL_METHOD(RecursiveTreeIterator, key)
1169: {
1170: spl_recursive_it_object *object = (spl_recursive_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1171: zend_object_iterator *iterator = object->iterators[object->level].iterator;
1172: zval prefix, key, postfix, key_copy;
1173: char *str, *ptr;
1174: size_t str_len;
1175:
1176: if (zend_parse_parameters_none() == FAILURE) {
1177: return;
1178: }
1179:
1180: if (iterator->funcs->get_current_key) {
1181: char *str_key;
1182: uint str_key_len;
1183: ulong int_key;
1184:
1185: switch (iterator->funcs->get_current_key(iterator, &str_key, &str_key_len, &int_key TSRMLS_CC)) {
1186: case HASH_KEY_IS_LONG:
1187: ZVAL_LONG(&key, int_key);
1188: break;
1189: case HASH_KEY_IS_STRING:
1190: ZVAL_STRINGL(&key, str_key, str_key_len-1, 0);
1191: break;
1192: default:
1193: ZVAL_NULL(&key);
1194: }
1195: } else {
1196: ZVAL_NULL(&key);
1197: }
1198:
1199: if (object->flags & RTIT_BYPASS_KEY) {
1200: zval *key_ptr = &key;
1201: RETVAL_ZVAL(key_ptr, 1, 0);
1202: zval_dtor(&key);
1203: return;
1204: }
1205:
1206: if (Z_TYPE(key) != IS_STRING) {
1207: int use_copy;
1208: zend_make_printable_zval(&key, &key_copy, &use_copy);
1209: if (use_copy) {
1210: key = key_copy;
1211: }
1212: }
1213:
1214: spl_recursive_tree_iterator_get_prefix(object, &prefix TSRMLS_CC);
1215: spl_recursive_tree_iterator_get_postfix(object, &postfix TSRMLS_CC);
1216:
1217: str_len = Z_STRLEN(prefix) + Z_STRLEN(key) + Z_STRLEN(postfix);
1218: str = (char *) emalloc(str_len + 1U);
1219: ptr = str;
1220:
1221: memcpy(ptr, Z_STRVAL(prefix), Z_STRLEN(prefix));
1222: ptr += Z_STRLEN(prefix);
1223: memcpy(ptr, Z_STRVAL(key), Z_STRLEN(key));
1224: ptr += Z_STRLEN(key);
1225: memcpy(ptr, Z_STRVAL(postfix), Z_STRLEN(postfix));
1226: ptr += Z_STRLEN(postfix);
1227: *ptr = 0;
1228:
1229: zval_dtor(&prefix);
1230: zval_dtor(&key);
1231: zval_dtor(&postfix);
1232:
1233: RETVAL_STRINGL(str, str_len, 0);
1234: } /* }}} */
1235:
1236: ZEND_BEGIN_ARG_INFO_EX(arginfo_recursive_tree_it___construct, 0, 0, 1)
1237: ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
1238: ZEND_ARG_INFO(0, flags)
1239: ZEND_ARG_INFO(0, caching_it_flags)
1240: ZEND_ARG_INFO(0, mode)
1241: ZEND_END_ARG_INFO();
1242:
1243: ZEND_BEGIN_ARG_INFO_EX(arginfo_recursive_tree_it_setPrefixPart, 0, 0, 2)
1244: ZEND_ARG_INFO(0, part)
1245: ZEND_ARG_INFO(0, value)
1246: ZEND_END_ARG_INFO();
1247:
1248: static const zend_function_entry spl_funcs_RecursiveTreeIterator[] = {
1249: SPL_ME(RecursiveTreeIterator, __construct, arginfo_recursive_tree_it___construct, ZEND_ACC_PUBLIC)
1250: SPL_ME(RecursiveIteratorIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1251: SPL_ME(RecursiveIteratorIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1252: SPL_ME(RecursiveTreeIterator, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1253: SPL_ME(RecursiveTreeIterator, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1254: SPL_ME(RecursiveIteratorIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1255: SPL_ME(RecursiveIteratorIterator, beginIteration, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1256: SPL_ME(RecursiveIteratorIterator, endIteration, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1257: SPL_ME(RecursiveIteratorIterator, callHasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1258: SPL_ME(RecursiveIteratorIterator, callGetChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1259: SPL_ME(RecursiveIteratorIterator, beginChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1260: SPL_ME(RecursiveIteratorIterator, endChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1261: SPL_ME(RecursiveIteratorIterator, nextElement, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1262: SPL_ME(RecursiveTreeIterator, getPrefix, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1263: SPL_ME(RecursiveTreeIterator, setPrefixPart, arginfo_recursive_tree_it_setPrefixPart, ZEND_ACC_PUBLIC)
1264: SPL_ME(RecursiveTreeIterator, getEntry, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1265: SPL_ME(RecursiveTreeIterator, getPostfix, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1266: PHP_FE_END
1267: };
1268:
1269: #if MBO_0
1270: static int spl_dual_it_gets_implemented(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
1271: {
1272: class_type->iterator_funcs.zf_valid = NULL;
1273: class_type->iterator_funcs.zf_current = NULL;
1274: class_type->iterator_funcs.zf_key = NULL;
1275: class_type->iterator_funcs.zf_next = NULL;
1276: class_type->iterator_funcs.zf_rewind = NULL;
1277: if (!class_type->iterator_funcs.funcs) {
1278: class_type->iterator_funcs.funcs = &zend_interface_iterator_funcs_iterator;
1279: }
1280:
1281: return SUCCESS;
1282: }
1283: #endif
1284:
1.1.1.2 misho 1285: static union _zend_function *spl_dual_it_get_method(zval **object_ptr, char *method, int method_len, const zend_literal *key TSRMLS_DC)
1.1 misho 1286: {
1287: union _zend_function *function_handler;
1288: spl_dual_it_object *intern;
1289:
1290: intern = (spl_dual_it_object*)zend_object_store_get_object(*object_ptr TSRMLS_CC);
1291:
1.1.1.2 misho 1292: function_handler = std_object_handlers.get_method(object_ptr, method, method_len, key TSRMLS_CC);
1.1 misho 1293: if (!function_handler && intern->inner.ce) {
1294: if (zend_hash_find(&intern->inner.ce->function_table, method, method_len+1, (void **) &function_handler) == FAILURE) {
1295: if (Z_OBJ_HT_P(intern->inner.zobject)->get_method) {
1296: *object_ptr = intern->inner.zobject;
1.1.1.2 misho 1297: function_handler = Z_OBJ_HT_P(*object_ptr)->get_method(object_ptr, method, method_len, key TSRMLS_CC);
1.1 misho 1298: }
1.1.1.3 misho 1299: } else {
1300: *object_ptr = intern->inner.zobject;
1.1 misho 1301: }
1302: }
1303: return function_handler;
1304: }
1305:
1306: #if MBO_0
1307: int spl_dual_it_call_method(char *method, INTERNAL_FUNCTION_PARAMETERS)
1308: {
1309: zval ***func_params, func;
1310: zval *retval_ptr;
1311: int arg_count;
1312: int current = 0;
1313: int success;
1314: void **p;
1315: spl_dual_it_object *intern;
1316:
1317: intern = (spl_dual_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1318:
1319: ZVAL_STRING(&func, method, 0);
1320: if (!zend_is_callable(&func, 0, &method TSRMLS_CC)) {
1321: php_error_docref(NULL TSRMLS_CC, E_ERROR, "Method %s::%s() does not exist", intern->inner.ce->name, method);
1322: return FAILURE;
1323: }
1324:
1325: p = EG(argument_stack).top_element-2;
1326: arg_count = (ulong) *p;
1327:
1328: func_params = safe_emalloc(sizeof(zval **), arg_count, 0);
1329:
1330: current = 0;
1331: while (arg_count-- > 0) {
1332: func_params[current] = (zval **) p - (arg_count-current);
1333: current++;
1334: }
1335: arg_count = current; /* restore */
1336:
1337: if (call_user_function_ex(EG(function_table), NULL, &func, &retval_ptr, arg_count, func_params, 0, NULL TSRMLS_CC) == SUCCESS && retval_ptr) {
1338: RETURN_ZVAL(retval_ptr, 0, 1);
1339:
1340: success = SUCCESS;
1341: } else {
1342: php_error_docref(NULL TSRMLS_CC, E_ERROR, "Unable to call %s::%s()", intern->inner.ce->name, method);
1343: success = FAILURE;
1344: }
1345:
1346: efree(func_params);
1347: return success;
1348: }
1349: #endif
1350:
1351: #define SPL_CHECK_CTOR(intern, classname) \
1352: if (intern->dit_type == DIT_Unknown) { \
1353: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Classes derived from %s must call %s::__construct()", \
1354: (spl_ce_##classname)->name, (spl_ce_##classname)->name); \
1355: return; \
1356: }
1357:
1358: #define APPENDIT_CHECK_CTOR(intern) SPL_CHECK_CTOR(intern, AppendIterator)
1359:
1360: static inline int spl_dual_it_fetch(spl_dual_it_object *intern, int check_more TSRMLS_DC);
1361:
1362: static inline int spl_cit_check_flags(int flags)
1363: {
1364: int cnt = 0;
1365:
1366: cnt += (flags & CIT_CALL_TOSTRING) ? 1 : 0;
1367: cnt += (flags & CIT_TOSTRING_USE_KEY) ? 1 : 0;
1368: cnt += (flags & CIT_TOSTRING_USE_CURRENT) ? 1 : 0;
1369: cnt += (flags & CIT_TOSTRING_USE_INNER) ? 1 : 0;
1370:
1371: return cnt <= 1 ? SUCCESS : FAILURE;
1372: }
1373:
1374: static spl_dual_it_object* spl_dual_it_construct(INTERNAL_FUNCTION_PARAMETERS, zend_class_entry *ce_base, zend_class_entry *ce_inner, dual_it_type dit_type)
1375: {
1376: zval *zobject, *retval;
1377: spl_dual_it_object *intern;
1378: zend_class_entry *ce = NULL;
1379: int inc_refcount = 1;
1380: zend_error_handling error_handling;
1381:
1382: intern = (spl_dual_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1383:
1384: if (intern->dit_type != DIT_Unknown) {
1385: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s::getIterator() must be called exactly once per instance", ce_base->name);
1386: return NULL;
1387: }
1388:
1389: zend_replace_error_handling(EH_THROW, spl_ce_InvalidArgumentException, &error_handling TSRMLS_CC);
1390:
1391: intern->dit_type = dit_type;
1392: switch (dit_type) {
1393: case DIT_LimitIterator: {
1394: intern->u.limit.offset = 0; /* start at beginning */
1395: intern->u.limit.count = -1; /* get all */
1396: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O|ll", &zobject, ce_inner, &intern->u.limit.offset, &intern->u.limit.count) == FAILURE) {
1397: zend_restore_error_handling(&error_handling TSRMLS_CC);
1398: return NULL;
1399: }
1400: if (intern->u.limit.offset < 0) {
1401: zend_throw_exception(spl_ce_OutOfRangeException, "Parameter offset must be >= 0", 0 TSRMLS_CC);
1402: zend_restore_error_handling(&error_handling TSRMLS_CC);
1403: return NULL;
1404: }
1405: if (intern->u.limit.count < 0 && intern->u.limit.count != -1) {
1406: zend_throw_exception(spl_ce_OutOfRangeException, "Parameter count must either be -1 or a value greater than or equal 0", 0 TSRMLS_CC);
1407: zend_restore_error_handling(&error_handling TSRMLS_CC);
1408: return NULL;
1409: }
1410: break;
1411: }
1412: case DIT_CachingIterator:
1413: case DIT_RecursiveCachingIterator: {
1414: long flags = CIT_CALL_TOSTRING;
1415: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O|l", &zobject, ce_inner, &flags) == FAILURE) {
1416: zend_restore_error_handling(&error_handling TSRMLS_CC);
1417: return NULL;
1418: }
1419: if (spl_cit_check_flags(flags) != SUCCESS) {
1420: zend_throw_exception(spl_ce_InvalidArgumentException, "Flags must contain only one of CALL_TOSTRING, TOSTRING_USE_KEY, TOSTRING_USE_CURRENT, TOSTRING_USE_CURRENT", 0 TSRMLS_CC);
1421: zend_restore_error_handling(&error_handling TSRMLS_CC);
1422: return NULL;
1423: }
1424: intern->u.caching.flags |= flags & CIT_PUBLIC;
1425: MAKE_STD_ZVAL(intern->u.caching.zcache);
1426: array_init(intern->u.caching.zcache);
1427: break;
1428: }
1429: case DIT_IteratorIterator: {
1430: zend_class_entry **pce_cast;
1431: char * class_name = NULL;
1432: int class_name_len = 0;
1433:
1434: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O|s", &zobject, ce_inner, &class_name, &class_name_len) == FAILURE) {
1435: zend_restore_error_handling(&error_handling TSRMLS_CC);
1436: return NULL;
1437: }
1438: ce = Z_OBJCE_P(zobject);
1439: if (!instanceof_function(ce, zend_ce_iterator TSRMLS_CC)) {
1440: if (ZEND_NUM_ARGS() > 1) {
1441: if (zend_lookup_class(class_name, class_name_len, &pce_cast TSRMLS_CC) == FAILURE
1442: || !instanceof_function(ce, *pce_cast TSRMLS_CC)
1443: || !(*pce_cast)->get_iterator
1444: ) {
1445: zend_throw_exception(spl_ce_LogicException, "Class to downcast to not found or not base class or does not implement Traversable", 0 TSRMLS_CC);
1446: zend_restore_error_handling(&error_handling TSRMLS_CC);
1447: return NULL;
1448: }
1449: ce = *pce_cast;
1450: }
1451: if (instanceof_function(ce, zend_ce_aggregate TSRMLS_CC)) {
1452: zend_call_method_with_0_params(&zobject, ce, &ce->iterator_funcs.zf_new_iterator, "getiterator", &retval);
1453: if (EG(exception)) {
1454: if (retval) {
1455: zval_ptr_dtor(&retval);
1456: }
1457: zend_restore_error_handling(&error_handling TSRMLS_CC);
1458: return NULL;
1459: }
1460: if (!retval || Z_TYPE_P(retval) != IS_OBJECT || !instanceof_function(Z_OBJCE_P(retval), zend_ce_traversable TSRMLS_CC)) {
1461: zend_throw_exception_ex(spl_ce_LogicException, 0 TSRMLS_CC, "%s::getIterator() must return an object that implements Traversable", ce->name);
1462: zend_restore_error_handling(&error_handling TSRMLS_CC);
1463: return NULL;
1464: }
1465: zobject = retval;
1466: ce = Z_OBJCE_P(zobject);
1467: inc_refcount = 0;
1468: }
1469: }
1470: break;
1471: }
1472: case DIT_AppendIterator:
1473: spl_instantiate(spl_ce_ArrayIterator, &intern->u.append.zarrayit, 1 TSRMLS_CC);
1474: zend_call_method_with_0_params(&intern->u.append.zarrayit, spl_ce_ArrayIterator, &spl_ce_ArrayIterator->constructor, "__construct", NULL);
1475: intern->u.append.iterator = spl_ce_ArrayIterator->get_iterator(spl_ce_ArrayIterator, intern->u.append.zarrayit, 0 TSRMLS_CC);
1476: zend_restore_error_handling(&error_handling TSRMLS_CC);
1477: return intern;
1478: #if HAVE_PCRE || HAVE_BUNDLED_PCRE
1479: case DIT_RegexIterator:
1480: case DIT_RecursiveRegexIterator: {
1481: char *regex;
1482: int regex_len;
1483: long mode = REGIT_MODE_MATCH;
1484:
1485: intern->u.regex.use_flags = ZEND_NUM_ARGS() >= 5;
1486: intern->u.regex.flags = 0;
1487: intern->u.regex.preg_flags = 0;
1488: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Os|lll", &zobject, ce_inner, ®ex, ®ex_len, &mode, &intern->u.regex.flags, &intern->u.regex.preg_flags) == FAILURE) {
1489: zend_restore_error_handling(&error_handling TSRMLS_CC);
1490: return NULL;
1491: }
1492: if (mode < 0 || mode >= REGIT_MODE_MAX) {
1493: zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC, "Illegal mode %ld", mode);
1494: zend_restore_error_handling(&error_handling TSRMLS_CC);
1495: return NULL;
1496: }
1497: intern->u.regex.mode = mode;
1498: intern->u.regex.regex = estrndup(regex, regex_len);
1.1.1.2 misho 1499: intern->u.regex.regex_len = regex_len;
1.1 misho 1500: intern->u.regex.pce = pcre_get_compiled_regex_cache(regex, regex_len TSRMLS_CC);
1501: if (intern->u.regex.pce == NULL) {
1502: /* pcre_get_compiled_regex_cache has already sent error */
1503: zend_restore_error_handling(&error_handling TSRMLS_CC);
1504: return NULL;
1505: }
1506: intern->u.regex.pce->refcount++;
1507: break;
1508: }
1509: #endif
1.1.1.2 misho 1510: case DIT_CallbackFilterIterator:
1511: case DIT_RecursiveCallbackFilterIterator: {
1512: _spl_cbfilter_it_intern *cfi = emalloc(sizeof(*cfi));
1513: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Of", &zobject, ce_inner, &cfi->fci, &cfi->fcc) == FAILURE) {
1514: zend_restore_error_handling(&error_handling TSRMLS_CC);
1515: efree(cfi);
1516: return NULL;
1517: }
1518: if (cfi->fci.function_name) {
1519: Z_ADDREF_P(cfi->fci.function_name);
1520: }
1521: if (cfi->fci.object_ptr) {
1522: Z_ADDREF_P(cfi->fci.object_ptr);
1523: }
1524: intern->u.cbfilter = cfi;
1525: break;
1526: }
1.1 misho 1527: default:
1528: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O", &zobject, ce_inner) == FAILURE) {
1529: zend_restore_error_handling(&error_handling TSRMLS_CC);
1530: return NULL;
1531: }
1532: break;
1533: }
1534:
1535: zend_restore_error_handling(&error_handling TSRMLS_CC);
1536:
1537: if (inc_refcount) {
1538: Z_ADDREF_P(zobject);
1539: }
1540: intern->inner.zobject = zobject;
1541: intern->inner.ce = dit_type == DIT_IteratorIterator ? ce : Z_OBJCE_P(zobject);
1542: intern->inner.object = zend_object_store_get_object(zobject TSRMLS_CC);
1543: intern->inner.iterator = intern->inner.ce->get_iterator(intern->inner.ce, zobject, 0 TSRMLS_CC);
1544:
1545: return intern;
1546: }
1547:
1548: /* {{{ proto void FilterIterator::__construct(Iterator it)
1549: Create an Iterator from another iterator */
1550: SPL_METHOD(FilterIterator, __construct)
1551: {
1552: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_FilterIterator, zend_ce_iterator, DIT_FilterIterator);
1553: } /* }}} */
1554:
1.1.1.2 misho 1555: /* {{{ proto void CallbackFilterIterator::__construct(Iterator it, callback)
1556: Create an Iterator from another iterator */
1557: SPL_METHOD(CallbackFilterIterator, __construct)
1558: {
1559: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_CallbackFilterIterator, zend_ce_iterator, DIT_CallbackFilterIterator);
1560: } /* }}} */
1561:
1.1 misho 1562: /* {{{ proto Iterator FilterIterator::getInnerIterator()
1563: proto Iterator CachingIterator::getInnerIterator()
1564: proto Iterator LimitIterator::getInnerIterator()
1565: proto Iterator ParentIterator::getInnerIterator()
1566: Get the inner iterator */
1567: SPL_METHOD(dual_it, getInnerIterator)
1568: {
1569: spl_dual_it_object *intern;
1570:
1571: if (zend_parse_parameters_none() == FAILURE) {
1572: return;
1573: }
1574:
1575: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1576:
1577: if (intern->inner.zobject) {
1578: RETVAL_ZVAL(intern->inner.zobject, 1, 0);
1579: } else {
1580: RETURN_NULL();
1581: }
1582: } /* }}} */
1583:
1584: static inline void spl_dual_it_require(spl_dual_it_object *intern TSRMLS_DC)
1585: {
1586: if (!intern->inner.iterator) {
1587: php_error_docref(NULL TSRMLS_CC, E_ERROR, "The inner constructor wasn't initialized with an iterator instance");
1588: }
1589: }
1590:
1591: static inline void spl_dual_it_free(spl_dual_it_object *intern TSRMLS_DC)
1592: {
1593: if (intern->inner.iterator && intern->inner.iterator->funcs->invalidate_current) {
1594: intern->inner.iterator->funcs->invalidate_current(intern->inner.iterator TSRMLS_CC);
1595: }
1596: if (intern->current.data) {
1597: zval_ptr_dtor(&intern->current.data);
1598: intern->current.data = NULL;
1599: }
1600: if (intern->current.str_key) {
1601: efree(intern->current.str_key);
1602: intern->current.str_key = NULL;
1603: }
1604: if (intern->dit_type == DIT_CachingIterator || intern->dit_type == DIT_RecursiveCachingIterator) {
1605: if (intern->u.caching.zstr) {
1606: zval_ptr_dtor(&intern->u.caching.zstr);
1607: intern->u.caching.zstr = NULL;
1608: }
1609: if (intern->u.caching.zchildren) {
1610: zval_ptr_dtor(&intern->u.caching.zchildren);
1611: intern->u.caching.zchildren = NULL;
1612: }
1613: }
1614: }
1615:
1616: static inline void spl_dual_it_rewind(spl_dual_it_object *intern TSRMLS_DC)
1617: {
1618: spl_dual_it_free(intern TSRMLS_CC);
1619: intern->current.pos = 0;
1620: if (intern->inner.iterator->funcs->rewind) {
1621: intern->inner.iterator->funcs->rewind(intern->inner.iterator TSRMLS_CC);
1622: }
1623: }
1624:
1625: static inline int spl_dual_it_valid(spl_dual_it_object *intern TSRMLS_DC)
1626: {
1627: if (!intern->inner.iterator) {
1628: return FAILURE;
1629: }
1630: /* FAILURE / SUCCESS */
1631: return intern->inner.iterator->funcs->valid(intern->inner.iterator TSRMLS_CC);
1632: }
1633:
1634: static inline int spl_dual_it_fetch(spl_dual_it_object *intern, int check_more TSRMLS_DC)
1635: {
1636: zval **data;
1637:
1638: spl_dual_it_free(intern TSRMLS_CC);
1639: if (!check_more || spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
1640: intern->inner.iterator->funcs->get_current_data(intern->inner.iterator, &data TSRMLS_CC);
1641: if (data && *data) {
1642: intern->current.data = *data;
1643: Z_ADDREF_P(intern->current.data);
1644: }
1645: if (intern->inner.iterator->funcs->get_current_key) {
1646: intern->current.key_type = intern->inner.iterator->funcs->get_current_key(intern->inner.iterator, &intern->current.str_key, &intern->current.str_key_len, &intern->current.int_key TSRMLS_CC);
1647: } else {
1648: intern->current.key_type = HASH_KEY_IS_LONG;
1649: intern->current.int_key = intern->current.pos;
1650: }
1651: return EG(exception) ? FAILURE : SUCCESS;
1652: }
1653: return FAILURE;
1654: }
1655:
1656: static inline void spl_dual_it_next(spl_dual_it_object *intern, int do_free TSRMLS_DC)
1657: {
1658: if (do_free) {
1659: spl_dual_it_free(intern TSRMLS_CC);
1660: } else {
1661: spl_dual_it_require(intern TSRMLS_CC);
1662: }
1663: intern->inner.iterator->funcs->move_forward(intern->inner.iterator TSRMLS_CC);
1664: intern->current.pos++;
1665: }
1666:
1667: /* {{{ proto void ParentIterator::rewind()
1668: proto void IteratorIterator::rewind()
1669: Rewind the iterator
1670: */
1671: SPL_METHOD(dual_it, rewind)
1672: {
1673: spl_dual_it_object *intern;
1674:
1675: if (zend_parse_parameters_none() == FAILURE) {
1676: return;
1677: }
1678:
1679: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1680:
1681: spl_dual_it_rewind(intern TSRMLS_CC);
1682: spl_dual_it_fetch(intern, 1 TSRMLS_CC);
1683: } /* }}} */
1684:
1685: /* {{{ proto bool FilterIterator::valid()
1686: proto bool ParentIterator::valid()
1687: proto bool IteratorIterator::valid()
1688: proto bool NoRewindIterator::valid()
1689: Check whether the current element is valid */
1690: SPL_METHOD(dual_it, valid)
1691: {
1692: spl_dual_it_object *intern;
1693:
1694: if (zend_parse_parameters_none() == FAILURE) {
1695: return;
1696: }
1697:
1698: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1699:
1700: RETURN_BOOL(intern->current.data);
1701: } /* }}} */
1702:
1703: /* {{{ proto mixed FilterIterator::key()
1704: proto mixed CachingIterator::key()
1705: proto mixed LimitIterator::key()
1706: proto mixed ParentIterator::key()
1707: proto mixed IteratorIterator::key()
1708: proto mixed NoRewindIterator::key()
1709: proto mixed AppendIterator::key()
1710: Get the current key */
1711: SPL_METHOD(dual_it, key)
1712: {
1713: spl_dual_it_object *intern;
1714:
1715: if (zend_parse_parameters_none() == FAILURE) {
1716: return;
1717: }
1718:
1719: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1720:
1721: if (intern->current.data) {
1722: if (intern->current.key_type == HASH_KEY_IS_STRING) {
1723: RETURN_STRINGL(intern->current.str_key, intern->current.str_key_len-1, 1);
1724: } else {
1725: RETURN_LONG(intern->current.int_key);
1726: }
1727: }
1728: RETURN_NULL();
1729: } /* }}} */
1730:
1731: /* {{{ proto mixed FilterIterator::current()
1732: proto mixed CachingIterator::current()
1733: proto mixed LimitIterator::current()
1734: proto mixed ParentIterator::current()
1735: proto mixed IteratorIterator::current()
1736: proto mixed NoRewindIterator::current()
1737: proto mixed AppendIterator::current()
1738: Get the current element value */
1739: SPL_METHOD(dual_it, current)
1740: {
1741: spl_dual_it_object *intern;
1742:
1743: if (zend_parse_parameters_none() == FAILURE) {
1744: return;
1745: }
1746:
1747: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1748:
1749: if (intern->current.data) {
1750: RETVAL_ZVAL(intern->current.data, 1, 0);
1751: } else {
1752: RETURN_NULL();
1753: }
1754: } /* }}} */
1755:
1756: /* {{{ proto void ParentIterator::next()
1757: proto void IteratorIterator::next()
1758: proto void NoRewindIterator::next()
1759: Move the iterator forward */
1760: SPL_METHOD(dual_it, next)
1761: {
1762: spl_dual_it_object *intern;
1763:
1764: if (zend_parse_parameters_none() == FAILURE) {
1765: return;
1766: }
1767:
1768: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1769:
1770: spl_dual_it_next(intern, 1 TSRMLS_CC);
1771: spl_dual_it_fetch(intern, 1 TSRMLS_CC);
1772: } /* }}} */
1773:
1774: static inline void spl_filter_it_fetch(zval *zthis, spl_dual_it_object *intern TSRMLS_DC)
1775: {
1776: zval *retval;
1777:
1778: while (spl_dual_it_fetch(intern, 1 TSRMLS_CC) == SUCCESS) {
1779: zend_call_method_with_0_params(&zthis, intern->std.ce, NULL, "accept", &retval);
1780: if (retval) {
1781: if (zend_is_true(retval)) {
1782: zval_ptr_dtor(&retval);
1783: return;
1784: }
1785: zval_ptr_dtor(&retval);
1786: }
1787: if (EG(exception)) {
1788: return;
1789: }
1790: intern->inner.iterator->funcs->move_forward(intern->inner.iterator TSRMLS_CC);
1791: }
1792: spl_dual_it_free(intern TSRMLS_CC);
1793: }
1794:
1795: static inline void spl_filter_it_rewind(zval *zthis, spl_dual_it_object *intern TSRMLS_DC)
1796: {
1797: spl_dual_it_rewind(intern TSRMLS_CC);
1798: spl_filter_it_fetch(zthis, intern TSRMLS_CC);
1799: }
1800:
1801: static inline void spl_filter_it_next(zval *zthis, spl_dual_it_object *intern TSRMLS_DC)
1802: {
1803: spl_dual_it_next(intern, 1 TSRMLS_CC);
1804: spl_filter_it_fetch(zthis, intern TSRMLS_CC);
1805: }
1806:
1807: /* {{{ proto void FilterIterator::rewind()
1808: Rewind the iterator */
1809: SPL_METHOD(FilterIterator, rewind)
1810: {
1811: spl_dual_it_object *intern;
1812:
1813: if (zend_parse_parameters_none() == FAILURE) {
1814: return;
1815: }
1816:
1817: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1818: spl_filter_it_rewind(getThis(), intern TSRMLS_CC);
1819: } /* }}} */
1820:
1821: /* {{{ proto void FilterIterator::next()
1822: Move the iterator forward */
1823: SPL_METHOD(FilterIterator, next)
1824: {
1825: spl_dual_it_object *intern;
1826:
1827: if (zend_parse_parameters_none() == FAILURE) {
1828: return;
1829: }
1830:
1831: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1832: spl_filter_it_next(getThis(), intern TSRMLS_CC);
1833: } /* }}} */
1834:
1.1.1.2 misho 1835: /* {{{ proto void RecursiveCallbackFilterIterator::__construct(RecursiveIterator it, callback)
1836: Create a RecursiveCallbackFilterIterator from a RecursiveIterator */
1837: SPL_METHOD(RecursiveCallbackFilterIterator, __construct)
1838: {
1839: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveCallbackFilterIterator, spl_ce_RecursiveIterator, DIT_RecursiveCallbackFilterIterator);
1840: } /* }}} */
1841:
1842:
1.1 misho 1843: /* {{{ proto void RecursiveFilterIterator::__construct(RecursiveIterator it)
1844: Create a RecursiveFilterIterator from a RecursiveIterator */
1845: SPL_METHOD(RecursiveFilterIterator, __construct)
1846: {
1847: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveFilterIterator, spl_ce_RecursiveIterator, DIT_RecursiveFilterIterator);
1848: } /* }}} */
1849:
1850: /* {{{ proto bool RecursiveFilterIterator::hasChildren()
1851: Check whether the inner iterator's current element has children */
1852: SPL_METHOD(RecursiveFilterIterator, hasChildren)
1853: {
1854: spl_dual_it_object *intern;
1855: zval *retval;
1856:
1857: if (zend_parse_parameters_none() == FAILURE) {
1858: return;
1859: }
1860:
1861: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1862:
1863: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "haschildren", &retval);
1864: if (retval) {
1865: RETURN_ZVAL(retval, 0, 1);
1866: } else {
1867: RETURN_FALSE;
1868: }
1869: } /* }}} */
1870:
1871: /* {{{ proto RecursiveFilterIterator RecursiveFilterIterator::getChildren()
1872: Return the inner iterator's children contained in a RecursiveFilterIterator */
1873: SPL_METHOD(RecursiveFilterIterator, getChildren)
1874: {
1875: spl_dual_it_object *intern;
1876: zval *retval;
1877:
1878: if (zend_parse_parameters_none() == FAILURE) {
1879: return;
1880: }
1881:
1882: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1883:
1884: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "getchildren", &retval);
1885: if (!EG(exception) && retval) {
1886: spl_instantiate_arg_ex1(Z_OBJCE_P(getThis()), &return_value, 0, retval TSRMLS_CC);
1887: }
1888: if (retval) {
1889: zval_ptr_dtor(&retval);
1890: }
1891: } /* }}} */
1892:
1.1.1.2 misho 1893: /* {{{ proto RecursiveCallbackFilterIterator RecursiveCallbackFilterIterator::getChildren()
1894: Return the inner iterator's children contained in a RecursiveCallbackFilterIterator */
1895: SPL_METHOD(RecursiveCallbackFilterIterator, getChildren)
1896: {
1897: spl_dual_it_object *intern;
1898: zval *retval;
1899:
1900: if (zend_parse_parameters_none() == FAILURE) {
1901: return;
1902: }
1903:
1904: intern = (spl_dual_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1905:
1906: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "getchildren", &retval);
1907: if (!EG(exception) && retval) {
1908: spl_instantiate_arg_ex2(Z_OBJCE_P(getThis()), &return_value, 0, retval, intern->u.cbfilter->fci.function_name TSRMLS_CC);
1909: }
1910: if (retval) {
1911: zval_ptr_dtor(&retval);
1912: }
1913: } /* }}} */
1.1 misho 1914: /* {{{ proto void ParentIterator::__construct(RecursiveIterator it)
1915: Create a ParentIterator from a RecursiveIterator */
1916: SPL_METHOD(ParentIterator, __construct)
1917: {
1918: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_ParentIterator, spl_ce_RecursiveIterator, DIT_ParentIterator);
1919: } /* }}} */
1920:
1921: #if HAVE_PCRE || HAVE_BUNDLED_PCRE
1922: /* {{{ proto void RegexIterator::__construct(Iterator it, string regex [, int mode [, int flags [, int preg_flags]]])
1923: Create an RegexIterator from another iterator and a regular expression */
1924: SPL_METHOD(RegexIterator, __construct)
1925: {
1926: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RegexIterator, zend_ce_iterator, DIT_RegexIterator);
1927: } /* }}} */
1928:
1.1.1.2 misho 1929: /* {{{ proto bool CallbackFilterIterator::accept()
1930: Calls the callback with the current value, the current key and the inner iterator as arguments */
1931: SPL_METHOD(CallbackFilterIterator, accept)
1932: {
1933: spl_dual_it_object *intern = (spl_dual_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1934: zend_fcall_info *fci = &intern->u.cbfilter->fci;
1935: zend_fcall_info_cache *fcc = &intern->u.cbfilter->fcc;
1936: zval **params[3];
1937: zval zkey;
1938: zval *zkey_p = &zkey;
1939: zval *result;
1940:
1941: if (zend_parse_parameters_none() == FAILURE) {
1942: return;
1943: }
1944:
1945: if (intern->current.data == NULL) {
1946: RETURN_FALSE;
1947: }
1948:
1949: INIT_PZVAL(&zkey);
1950: if (intern->current.key_type == HASH_KEY_IS_LONG) {
1951: ZVAL_LONG(&zkey, intern->current.int_key);
1952: } else {
1953: ZVAL_STRINGL(&zkey, intern->current.str_key, intern->current.str_key_len-1, 0);
1954: }
1955:
1956: params[0] = &intern->current.data;
1957: params[1] = &zkey_p;
1958: params[2] = &intern->inner.zobject;
1959:
1960: fci->retval_ptr_ptr = &result;
1961: fci->param_count = 3;
1962: fci->params = params;
1963: fci->no_separation = 0;
1964:
1965: if (zend_call_function(fci, fcc TSRMLS_CC) != SUCCESS || !result) {
1966: RETURN_FALSE;
1967: }
1968: if (EG(exception)) {
1969: return;
1970: }
1971:
1972: RETURN_ZVAL(result, 1, 1);
1973: }
1974: /* }}} */
1975:
1.1 misho 1976: /* {{{ proto bool RegexIterator::accept()
1977: Match (string)current() against regular expression */
1978: SPL_METHOD(RegexIterator, accept)
1979: {
1980: spl_dual_it_object *intern;
1981: char *subject, tmp[32], *result;
1982: int subject_len, use_copy, count = 0, result_len;
1983: zval subject_copy, zcount, *replacement, tmp_replacement;
1984:
1985: if (zend_parse_parameters_none() == FAILURE) {
1986: return;
1987: }
1988:
1989: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
1990:
1991: if (intern->current.data == NULL) {
1992: RETURN_FALSE;
1993: }
1994:
1995: if (intern->u.regex.flags & REGIT_USE_KEY) {
1996: if (intern->current.key_type == HASH_KEY_IS_LONG) {
1997: subject_len = slprintf(tmp, sizeof(tmp), "%ld", intern->current.int_key);
1998: subject = &tmp[0];
1999: use_copy = 0;
2000: } else {
2001: subject_len = intern->current.str_key_len - 1;
2002: subject = estrndup(intern->current.str_key, subject_len);
2003: use_copy = 1;
2004: }
2005: } else {
2006: zend_make_printable_zval(intern->current.data, &subject_copy, &use_copy);
2007: if (use_copy) {
2008: subject = Z_STRVAL(subject_copy);
2009: subject_len = Z_STRLEN(subject_copy);
2010: } else {
2011: subject = Z_STRVAL_P(intern->current.data);
2012: subject_len = Z_STRLEN_P(intern->current.data);
2013: }
2014: }
2015:
2016: switch (intern->u.regex.mode)
2017: {
2018: case REGIT_MODE_MAX: /* won't happen but makes compiler happy */
2019: case REGIT_MODE_MATCH:
2020: count = pcre_exec(intern->u.regex.pce->re, intern->u.regex.pce->extra, subject, subject_len, 0, 0, NULL, 0);
2021: RETVAL_BOOL(count >= 0);
2022: break;
2023:
2024: case REGIT_MODE_ALL_MATCHES:
2025: case REGIT_MODE_GET_MATCH:
2026: if (!use_copy) {
2027: subject = estrndup(subject, subject_len);
2028: use_copy = 1;
2029: }
2030: zval_ptr_dtor(&intern->current.data);
2031: ALLOC_INIT_ZVAL(intern->current.data);
2032: php_pcre_match_impl(intern->u.regex.pce, subject, subject_len, &zcount,
2033: intern->current.data, intern->u.regex.mode == REGIT_MODE_ALL_MATCHES, intern->u.regex.use_flags, intern->u.regex.preg_flags, 0 TSRMLS_CC);
2034: count = zend_hash_num_elements(Z_ARRVAL_P(intern->current.data));
2035: RETVAL_BOOL(count > 0);
2036: break;
2037:
2038: case REGIT_MODE_SPLIT:
2039: if (!use_copy) {
2040: subject = estrndup(subject, subject_len);
2041: use_copy = 1;
2042: }
2043: zval_ptr_dtor(&intern->current.data);
2044: ALLOC_INIT_ZVAL(intern->current.data);
2045: php_pcre_split_impl(intern->u.regex.pce, subject, subject_len, intern->current.data, -1, intern->u.regex.preg_flags TSRMLS_CC);
2046: count = zend_hash_num_elements(Z_ARRVAL_P(intern->current.data));
2047: RETVAL_BOOL(count > 1);
2048: break;
2049:
2050: case REGIT_MODE_REPLACE:
2051: replacement = zend_read_property(intern->std.ce, getThis(), "replacement", sizeof("replacement")-1, 1 TSRMLS_CC);
2052: if (Z_TYPE_P(replacement) != IS_STRING) {
2053: tmp_replacement = *replacement;
2054: zval_copy_ctor(&tmp_replacement);
2055: convert_to_string(&tmp_replacement);
2056: replacement = &tmp_replacement;
2057: }
2058: result = php_pcre_replace_impl(intern->u.regex.pce, subject, subject_len, replacement, 0, &result_len, -1, &count TSRMLS_CC);
2059:
2060: if (intern->u.regex.flags & REGIT_USE_KEY) {
2061: if (intern->current.key_type != HASH_KEY_IS_LONG) {
2062: efree(intern->current.str_key);
2063: }
2064: intern->current.key_type = HASH_KEY_IS_STRING;
2065: intern->current.str_key = result;
2066: intern->current.str_key_len = result_len + 1;
2067: } else {
2068: zval_ptr_dtor(&intern->current.data);
2069: MAKE_STD_ZVAL(intern->current.data);
2070: ZVAL_STRINGL(intern->current.data, result, result_len, 0);
2071: }
2072:
2073: if (replacement == &tmp_replacement) {
2074: zval_dtor(replacement);
2075: }
2076: RETVAL_BOOL(count > 0);
2077: }
2078:
2079: if (intern->u.regex.flags & REGIT_INVERTED) {
2080: RETVAL_BOOL(Z_LVAL_P(return_value));
2081: }
2082:
2083: if (use_copy) {
2084: efree(subject);
2085: }
2086: } /* }}} */
2087:
1.1.1.2 misho 2088: /* {{{ proto string RegexIterator::getRegex()
2089: Returns current regular expression */
2090: SPL_METHOD(RegexIterator, getRegex)
2091: {
2092: spl_dual_it_object *intern = (spl_dual_it_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
2093:
2094: if (zend_parse_parameters_none() == FAILURE) {
2095: return;
2096: }
2097:
2098: RETURN_STRINGL(intern->u.regex.regex, intern->u.regex.regex_len, 1);
2099: } /* }}} */
2100:
1.1 misho 2101: /* {{{ proto bool RegexIterator::getMode()
2102: Returns current operation mode */
2103: SPL_METHOD(RegexIterator, getMode)
2104: {
2105: spl_dual_it_object *intern;
2106:
2107: if (zend_parse_parameters_none() == FAILURE) {
2108: return;
2109: }
2110:
2111: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2112:
2113: RETURN_LONG(intern->u.regex.mode);
2114: } /* }}} */
2115:
2116: /* {{{ proto bool RegexIterator::setMode(int new_mode)
2117: Set new operation mode */
2118: SPL_METHOD(RegexIterator, setMode)
2119: {
2120: spl_dual_it_object *intern;
2121: long mode;
2122:
2123: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &mode) == FAILURE) {
2124: return;
2125: }
2126:
2127: if (mode < 0 || mode >= REGIT_MODE_MAX) {
2128: zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC, "Illegal mode %ld", mode);
2129: return;/* NULL */
2130: }
2131:
2132: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2133:
2134: intern->u.regex.mode = mode;
2135: } /* }}} */
2136:
2137: /* {{{ proto bool RegexIterator::getFlags()
2138: Returns current operation flags */
2139: SPL_METHOD(RegexIterator, getFlags)
2140: {
2141: spl_dual_it_object *intern;
2142:
2143: if (zend_parse_parameters_none() == FAILURE) {
2144: return;
2145: }
2146:
2147: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2148:
2149: RETURN_LONG(intern->u.regex.flags);
2150: } /* }}} */
2151:
2152: /* {{{ proto bool RegexIterator::setFlags(int new_flags)
2153: Set operation flags */
2154: SPL_METHOD(RegexIterator, setFlags)
2155: {
2156: spl_dual_it_object *intern;
2157: long flags;
2158:
2159: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &flags) == FAILURE) {
2160: return;
2161: }
2162:
2163: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2164:
2165: intern->u.regex.flags = flags;
2166: } /* }}} */
2167:
2168: /* {{{ proto bool RegexIterator::getFlags()
2169: Returns current PREG flags (if in use or NULL) */
2170: SPL_METHOD(RegexIterator, getPregFlags)
2171: {
2172: spl_dual_it_object *intern;
2173:
2174: if (zend_parse_parameters_none() == FAILURE) {
2175: return;
2176: }
2177:
2178: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2179:
2180: if (intern->u.regex.use_flags) {
2181: RETURN_LONG(intern->u.regex.preg_flags);
2182: } else {
2183: return;
2184: }
2185: } /* }}} */
2186:
2187: /* {{{ proto bool RegexIterator::setPregFlags(int new_flags)
2188: Set PREG flags */
2189: SPL_METHOD(RegexIterator, setPregFlags)
2190: {
2191: spl_dual_it_object *intern;
2192: long preg_flags;
2193:
2194: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &preg_flags) == FAILURE) {
2195: return;
2196: }
2197:
2198: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2199:
2200: intern->u.regex.preg_flags = preg_flags;
2201: intern->u.regex.use_flags = 1;
2202: } /* }}} */
2203:
2204: /* {{{ proto void RecursiveRegexIterator::__construct(RecursiveIterator it, string regex [, int mode [, int flags [, int preg_flags]]])
2205: Create an RecursiveRegexIterator from another recursive iterator and a regular expression */
2206: SPL_METHOD(RecursiveRegexIterator, __construct)
2207: {
2208: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveRegexIterator, spl_ce_RecursiveIterator, DIT_RecursiveRegexIterator);
2209: } /* }}} */
2210:
2211: /* {{{ proto RecursiveRegexIterator RecursiveRegexIterator::getChildren()
2212: Return the inner iterator's children contained in a RecursiveRegexIterator */
2213: SPL_METHOD(RecursiveRegexIterator, getChildren)
2214: {
2215: spl_dual_it_object *intern;
2216: zval *retval, *regex;
2217:
2218: if (zend_parse_parameters_none() == FAILURE) {
2219: return;
2220: }
2221:
2222: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2223:
2224: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "getchildren", &retval);
2225: if (!EG(exception)) {
2226: MAKE_STD_ZVAL(regex);
2227: ZVAL_STRING(regex, intern->u.regex.regex, 1);
2228: spl_instantiate_arg_ex2(Z_OBJCE_P(getThis()), &return_value, 0, retval, regex TSRMLS_CC);
2229: zval_ptr_dtor(®ex);
2230: }
2231: if (retval) {
2232: zval_ptr_dtor(&retval);
2233: }
2234: } /* }}} */
2235:
2236: #endif
2237:
2238: /* {{{ spl_dual_it_dtor */
2239: static void spl_dual_it_dtor(zend_object *_object, zend_object_handle handle TSRMLS_DC)
2240: {
2241: spl_dual_it_object *object = (spl_dual_it_object *)_object;
2242:
2243: /* call standard dtor */
2244: zend_objects_destroy_object(_object, handle TSRMLS_CC);
2245:
2246: spl_dual_it_free(object TSRMLS_CC);
2247:
2248: if (object->inner.iterator) {
2249: object->inner.iterator->funcs->dtor(object->inner.iterator TSRMLS_CC);
2250: }
2251: }
2252: /* }}} */
2253:
2254: /* {{{ spl_dual_it_free_storage */
2255: static void spl_dual_it_free_storage(void *_object TSRMLS_DC)
2256: {
2257: spl_dual_it_object *object = (spl_dual_it_object *)_object;
2258:
1.1.1.2 misho 2259:
1.1 misho 2260: if (object->inner.zobject) {
2261: zval_ptr_dtor(&object->inner.zobject);
2262: }
2263:
2264: if (object->dit_type == DIT_AppendIterator) {
2265: object->u.append.iterator->funcs->dtor(object->u.append.iterator TSRMLS_CC);
2266: if (object->u.append.zarrayit) {
2267: zval_ptr_dtor(&object->u.append.zarrayit);
2268: }
2269: }
2270:
2271: if (object->dit_type == DIT_CachingIterator || object->dit_type == DIT_RecursiveCachingIterator) {
2272: if (object->u.caching.zcache) {
2273: zval_ptr_dtor(&object->u.caching.zcache);
2274: object->u.caching.zcache = NULL;
2275: }
2276: }
2277:
2278: #if HAVE_PCRE || HAVE_BUNDLED_PCRE
2279: if (object->dit_type == DIT_RegexIterator || object->dit_type == DIT_RecursiveRegexIterator) {
2280: if (object->u.regex.pce) {
2281: object->u.regex.pce->refcount--;
2282: }
2283: if (object->u.regex.regex) {
2284: efree(object->u.regex.regex);
2285: }
2286: }
2287: #endif
2288:
1.1.1.2 misho 2289: if (object->dit_type == DIT_CallbackFilterIterator || object->dit_type == DIT_RecursiveCallbackFilterIterator) {
2290: if (object->u.cbfilter) {
2291: if (object->u.cbfilter->fci.function_name) {
2292: zval_ptr_dtor(&object->u.cbfilter->fci.function_name);
2293: }
2294: if (object->u.cbfilter->fci.object_ptr) {
2295: zval_ptr_dtor(&object->u.cbfilter->fci.object_ptr);
2296: }
2297: efree(object->u.cbfilter);
2298: }
2299: }
2300:
1.1 misho 2301: zend_object_std_dtor(&object->std TSRMLS_CC);
2302:
2303: efree(object);
2304: }
2305: /* }}} */
2306:
2307: /* {{{ spl_dual_it_new */
2308: static zend_object_value spl_dual_it_new(zend_class_entry *class_type TSRMLS_DC)
2309: {
2310: zend_object_value retval;
2311: spl_dual_it_object *intern;
2312:
2313: intern = emalloc(sizeof(spl_dual_it_object));
2314: memset(intern, 0, sizeof(spl_dual_it_object));
2315: intern->dit_type = DIT_Unknown;
2316:
2317: zend_object_std_init(&intern->std, class_type TSRMLS_CC);
1.1.1.2 misho 2318: object_properties_init(&intern->std, class_type);
1.1 misho 2319:
2320: retval.handle = zend_objects_store_put(intern, (zend_objects_store_dtor_t)spl_dual_it_dtor, (zend_objects_free_object_storage_t) spl_dual_it_free_storage, NULL TSRMLS_CC);
2321: retval.handlers = &spl_handlers_dual_it;
2322: return retval;
2323: }
2324: /* }}} */
2325:
2326: ZEND_BEGIN_ARG_INFO(arginfo_filter_it___construct, 0)
2327: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
2328: ZEND_END_ARG_INFO();
2329:
2330: static const zend_function_entry spl_funcs_FilterIterator[] = {
2331: SPL_ME(FilterIterator, __construct, arginfo_filter_it___construct, ZEND_ACC_PUBLIC)
2332: SPL_ME(FilterIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2333: SPL_ME(dual_it, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2334: SPL_ME(dual_it, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2335: SPL_ME(dual_it, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2336: SPL_ME(FilterIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2337: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2338: SPL_ABSTRACT_ME(FilterIterator, accept, arginfo_recursive_it_void)
2339: PHP_FE_END
2340: };
2341:
1.1.1.2 misho 2342: ZEND_BEGIN_ARG_INFO(arginfo_callback_filter_it___construct, 0)
2343: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
2344: ZEND_ARG_INFO(0, callback)
2345: ZEND_END_ARG_INFO();
2346:
2347: static const zend_function_entry spl_funcs_CallbackFilterIterator[] = {
2348: SPL_ME(CallbackFilterIterator, __construct, arginfo_callback_filter_it___construct, ZEND_ACC_PUBLIC)
2349: SPL_ME(CallbackFilterIterator, accept, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2350: PHP_FE_END
2351: };
2352:
2353: ZEND_BEGIN_ARG_INFO(arginfo_recursive_callback_filter_it___construct, 0)
2354: ZEND_ARG_OBJ_INFO(0, iterator, RecursiveIterator, 0)
2355: ZEND_ARG_INFO(0, callback)
2356: ZEND_END_ARG_INFO();
2357:
2358: static const zend_function_entry spl_funcs_RecursiveCallbackFilterIterator[] = {
2359: SPL_ME(RecursiveCallbackFilterIterator, __construct, arginfo_recursive_callback_filter_it___construct, ZEND_ACC_PUBLIC)
2360: SPL_ME(RecursiveFilterIterator, hasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2361: SPL_ME(RecursiveCallbackFilterIterator, getChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2362: PHP_FE_END
2363: };
2364:
1.1 misho 2365: ZEND_BEGIN_ARG_INFO(arginfo_parent_it___construct, 0)
2366: ZEND_ARG_OBJ_INFO(0, iterator, RecursiveIterator, 0)
2367: ZEND_END_ARG_INFO();
2368:
2369: static const zend_function_entry spl_funcs_RecursiveFilterIterator[] = {
2370: SPL_ME(RecursiveFilterIterator, __construct, arginfo_parent_it___construct, ZEND_ACC_PUBLIC)
2371: SPL_ME(RecursiveFilterIterator, hasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2372: SPL_ME(RecursiveFilterIterator, getChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2373: PHP_FE_END
2374: };
2375:
2376: static const zend_function_entry spl_funcs_ParentIterator[] = {
2377: SPL_ME(ParentIterator, __construct, arginfo_parent_it___construct, ZEND_ACC_PUBLIC)
2378: SPL_MA(ParentIterator, accept, RecursiveFilterIterator, hasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2379: PHP_FE_END
2380: };
2381:
2382: #if HAVE_PCRE || HAVE_BUNDLED_PCRE
2383: ZEND_BEGIN_ARG_INFO_EX(arginfo_regex_it___construct, 0, 0, 2)
2384: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
2385: ZEND_ARG_INFO(0, regex)
2386: ZEND_ARG_INFO(0, mode)
2387: ZEND_ARG_INFO(0, flags)
2388: ZEND_ARG_INFO(0, preg_flags)
2389: ZEND_END_ARG_INFO();
2390:
2391: ZEND_BEGIN_ARG_INFO_EX(arginfo_regex_it_set_mode, 0, 0, 1)
2392: ZEND_ARG_INFO(0, mode)
2393: ZEND_END_ARG_INFO();
2394:
2395: ZEND_BEGIN_ARG_INFO_EX(arginfo_regex_it_set_flags, 0, 0, 1)
2396: ZEND_ARG_INFO(0, flags)
2397: ZEND_END_ARG_INFO();
2398:
2399: ZEND_BEGIN_ARG_INFO_EX(arginfo_regex_it_set_preg_flags, 0, 0, 1)
2400: ZEND_ARG_INFO(0, preg_flags)
2401: ZEND_END_ARG_INFO();
2402:
2403: static const zend_function_entry spl_funcs_RegexIterator[] = {
2404: SPL_ME(RegexIterator, __construct, arginfo_regex_it___construct, ZEND_ACC_PUBLIC)
2405: SPL_ME(RegexIterator, accept, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2406: SPL_ME(RegexIterator, getMode, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2407: SPL_ME(RegexIterator, setMode, arginfo_regex_it_set_mode, ZEND_ACC_PUBLIC)
2408: SPL_ME(RegexIterator, getFlags, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2409: SPL_ME(RegexIterator, setFlags, arginfo_regex_it_set_flags, ZEND_ACC_PUBLIC)
2410: SPL_ME(RegexIterator, getPregFlags, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2411: SPL_ME(RegexIterator, setPregFlags, arginfo_regex_it_set_preg_flags, ZEND_ACC_PUBLIC)
1.1.1.2 misho 2412: SPL_ME(RegexIterator, getRegex, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
1.1 misho 2413: PHP_FE_END
2414: };
2415:
2416: ZEND_BEGIN_ARG_INFO_EX(arginfo_rec_regex_it___construct, 0, 0, 2)
2417: ZEND_ARG_OBJ_INFO(0, iterator, RecursiveIterator, 0)
2418: ZEND_ARG_INFO(0, regex)
2419: ZEND_ARG_INFO(0, mode)
2420: ZEND_ARG_INFO(0, flags)
2421: ZEND_ARG_INFO(0, preg_flags)
2422: ZEND_END_ARG_INFO();
2423:
2424: static const zend_function_entry spl_funcs_RecursiveRegexIterator[] = {
2425: SPL_ME(RecursiveRegexIterator, __construct, arginfo_rec_regex_it___construct, ZEND_ACC_PUBLIC)
2426: SPL_ME(RecursiveFilterIterator, hasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2427: SPL_ME(RecursiveRegexIterator, getChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2428: PHP_FE_END
2429: };
2430: #endif
2431:
2432: static inline int spl_limit_it_valid(spl_dual_it_object *intern TSRMLS_DC)
2433: {
2434: /* FAILURE / SUCCESS */
2435: if (intern->u.limit.count != -1 && intern->current.pos >= intern->u.limit.offset + intern->u.limit.count) {
2436: return FAILURE;
2437: } else {
2438: return spl_dual_it_valid(intern TSRMLS_CC);
2439: }
2440: }
2441:
2442: static inline void spl_limit_it_seek(spl_dual_it_object *intern, long pos TSRMLS_DC)
2443: {
2444: zval *zpos;
2445:
2446: spl_dual_it_free(intern TSRMLS_CC);
2447: if (pos < intern->u.limit.offset) {
2448: zend_throw_exception_ex(spl_ce_OutOfBoundsException, 0 TSRMLS_CC, "Cannot seek to %ld which is below the offset %ld", pos, intern->u.limit.offset);
2449: return;
2450: }
2451: if (pos >= intern->u.limit.offset + intern->u.limit.count && intern->u.limit.count != -1) {
2452: zend_throw_exception_ex(spl_ce_OutOfBoundsException, 0 TSRMLS_CC, "Cannot seek to %ld which is behind offset %ld plus count %ld", pos, intern->u.limit.offset, intern->u.limit.count);
2453: return;
2454: }
2455: if (pos != intern->current.pos && instanceof_function(intern->inner.ce, spl_ce_SeekableIterator TSRMLS_CC)) {
2456: MAKE_STD_ZVAL(zpos);
2457: ZVAL_LONG(zpos, pos);
2458: spl_dual_it_free(intern TSRMLS_CC);
2459: zend_call_method_with_1_params(&intern->inner.zobject, intern->inner.ce, NULL, "seek", NULL, zpos);
2460: zval_ptr_dtor(&zpos);
2461: if (!EG(exception)) {
2462: intern->current.pos = pos;
2463: if (spl_limit_it_valid(intern TSRMLS_CC) == SUCCESS) {
2464: spl_dual_it_fetch(intern, 0 TSRMLS_CC);
2465: }
2466: }
2467: } else {
2468: /* emulate the forward seek, by next() calls */
2469: /* a back ward seek is done by a previous rewind() */
2470: if (pos < intern->current.pos) {
2471: spl_dual_it_rewind(intern TSRMLS_CC);
2472: }
2473: while (pos > intern->current.pos && spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
2474: spl_dual_it_next(intern, 1 TSRMLS_CC);
2475: }
2476: if (spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
2477: spl_dual_it_fetch(intern, 1 TSRMLS_CC);
2478: }
2479: }
2480: }
2481:
2482: /* {{{ proto LimitIterator::__construct(Iterator it [, int offset, int count])
2483: Construct a LimitIterator from an Iterator with a given starting offset and optionally a maximum count */
2484: SPL_METHOD(LimitIterator, __construct)
2485: {
2486: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_LimitIterator, zend_ce_iterator, DIT_LimitIterator);
2487: } /* }}} */
2488:
2489: /* {{{ proto void LimitIterator::rewind()
2490: Rewind the iterator to the specified starting offset */
2491: SPL_METHOD(LimitIterator, rewind)
2492: {
2493: spl_dual_it_object *intern;
2494:
2495: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2496: spl_dual_it_rewind(intern TSRMLS_CC);
2497: spl_limit_it_seek(intern, intern->u.limit.offset TSRMLS_CC);
2498: } /* }}} */
2499:
2500: /* {{{ proto bool LimitIterator::valid()
2501: Check whether the current element is valid */
2502: SPL_METHOD(LimitIterator, valid)
2503: {
2504: spl_dual_it_object *intern;
2505:
2506: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2507:
2508: /* RETURN_BOOL(spl_limit_it_valid(intern TSRMLS_CC) == SUCCESS);*/
2509: RETURN_BOOL((intern->u.limit.count == -1 || intern->current.pos < intern->u.limit.offset + intern->u.limit.count) && intern->current.data);
2510: } /* }}} */
2511:
2512: /* {{{ proto void LimitIterator::next()
2513: Move the iterator forward */
2514: SPL_METHOD(LimitIterator, next)
2515: {
2516: spl_dual_it_object *intern;
2517:
2518: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2519:
2520: spl_dual_it_next(intern, 1 TSRMLS_CC);
2521: if (intern->u.limit.count == -1 || intern->current.pos < intern->u.limit.offset + intern->u.limit.count) {
2522: spl_dual_it_fetch(intern, 1 TSRMLS_CC);
2523: }
2524: } /* }}} */
2525:
2526: /* {{{ proto void LimitIterator::seek(int position)
2527: Seek to the given position */
2528: SPL_METHOD(LimitIterator, seek)
2529: {
2530: spl_dual_it_object *intern;
2531: long pos;
2532:
2533: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &pos) == FAILURE) {
2534: return;
2535: }
2536:
2537: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2538: spl_limit_it_seek(intern, pos TSRMLS_CC);
2539: RETURN_LONG(intern->current.pos);
2540: } /* }}} */
2541:
2542: /* {{{ proto int LimitIterator::getPosition()
2543: Return the current position */
2544: SPL_METHOD(LimitIterator, getPosition)
2545: {
2546: spl_dual_it_object *intern;
2547: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2548: RETURN_LONG(intern->current.pos);
2549: } /* }}} */
2550:
2551: ZEND_BEGIN_ARG_INFO(arginfo_seekable_it_seek, 0)
2552: ZEND_ARG_INFO(0, position)
2553: ZEND_END_ARG_INFO();
2554:
2555: static const zend_function_entry spl_funcs_SeekableIterator[] = {
2556: SPL_ABSTRACT_ME(SeekableIterator, seek, arginfo_seekable_it_seek)
2557: PHP_FE_END
2558: };
2559:
2560: ZEND_BEGIN_ARG_INFO_EX(arginfo_limit_it___construct, 0, 0, 1)
2561: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
2562: ZEND_ARG_INFO(0, offset)
2563: ZEND_ARG_INFO(0, count)
2564: ZEND_END_ARG_INFO();
2565:
2566: ZEND_BEGIN_ARG_INFO(arginfo_limit_it_seek, 0)
2567: ZEND_ARG_INFO(0, position)
2568: ZEND_END_ARG_INFO();
2569:
2570: static const zend_function_entry spl_funcs_LimitIterator[] = {
2571: SPL_ME(LimitIterator, __construct, arginfo_limit_it___construct, ZEND_ACC_PUBLIC)
2572: SPL_ME(LimitIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2573: SPL_ME(LimitIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2574: SPL_ME(dual_it, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2575: SPL_ME(dual_it, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2576: SPL_ME(LimitIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2577: SPL_ME(LimitIterator, seek, arginfo_limit_it_seek, ZEND_ACC_PUBLIC)
2578: SPL_ME(LimitIterator, getPosition, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2579: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2580: PHP_FE_END
2581: };
2582:
2583: static inline int spl_caching_it_valid(spl_dual_it_object *intern TSRMLS_DC)
2584: {
2585: return intern->u.caching.flags & CIT_VALID ? SUCCESS : FAILURE;
2586: }
2587:
2588: static inline int spl_caching_it_has_next(spl_dual_it_object *intern TSRMLS_DC)
2589: {
2590: return spl_dual_it_valid(intern TSRMLS_CC);
2591: }
2592:
2593: static inline void spl_caching_it_next(spl_dual_it_object *intern TSRMLS_DC)
2594: {
2595: if (spl_dual_it_fetch(intern, 1 TSRMLS_CC) == SUCCESS) {
2596: intern->u.caching.flags |= CIT_VALID;
2597: /* Full cache ? */
2598: if (intern->u.caching.flags & CIT_FULL_CACHE) {
2599: zval *zcacheval;
2600:
2601: MAKE_STD_ZVAL(zcacheval);
2602: ZVAL_ZVAL(zcacheval, intern->current.data, 1, 0);
2603: if (intern->current.key_type == HASH_KEY_IS_LONG) {
2604: add_index_zval(intern->u.caching.zcache, intern->current.int_key, zcacheval);
2605: } else {
2606: zend_symtable_update(HASH_OF(intern->u.caching.zcache), intern->current.str_key, intern->current.str_key_len, &zcacheval, sizeof(void*), NULL);
2607: }
2608: }
2609: /* Recursion ? */
2610: if (intern->dit_type == DIT_RecursiveCachingIterator) {
2611: zval *retval, *zchildren, zflags;
2612: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "haschildren", &retval);
2613: if (EG(exception)) {
2614: if (retval) {
2615: zval_ptr_dtor(&retval);
2616: }
2617: if (intern->u.caching.flags & CIT_CATCH_GET_CHILD) {
2618: zend_clear_exception(TSRMLS_C);
2619: } else {
2620: return;
2621: }
2622: } else {
2623: if (zend_is_true(retval)) {
2624: zend_call_method_with_0_params(&intern->inner.zobject, intern->inner.ce, NULL, "getchildren", &zchildren);
2625: if (EG(exception)) {
2626: if (zchildren) {
2627: zval_ptr_dtor(&zchildren);
2628: }
2629: if (intern->u.caching.flags & CIT_CATCH_GET_CHILD) {
2630: zend_clear_exception(TSRMLS_C);
2631: } else {
2632: zval_ptr_dtor(&retval);
2633: return;
2634: }
2635: } else {
2636: INIT_PZVAL(&zflags);
2637: ZVAL_LONG(&zflags, intern->u.caching.flags & CIT_PUBLIC);
2638: spl_instantiate_arg_ex2(spl_ce_RecursiveCachingIterator, &intern->u.caching.zchildren, 1, zchildren, &zflags TSRMLS_CC);
2639: zval_ptr_dtor(&zchildren);
2640: }
2641: }
2642: zval_ptr_dtor(&retval);
2643: if (EG(exception)) {
2644: if (intern->u.caching.flags & CIT_CATCH_GET_CHILD) {
2645: zend_clear_exception(TSRMLS_C);
2646: } else {
2647: return;
2648: }
2649: }
2650: }
2651: }
2652: if (intern->u.caching.flags & (CIT_TOSTRING_USE_INNER|CIT_CALL_TOSTRING)) {
2653: int use_copy;
2654: zval expr_copy;
2655: ALLOC_ZVAL(intern->u.caching.zstr);
2656: if (intern->u.caching.flags & CIT_TOSTRING_USE_INNER) {
2657: *intern->u.caching.zstr = *intern->inner.zobject;
2658: } else {
2659: *intern->u.caching.zstr = *intern->current.data;
2660: }
2661: zend_make_printable_zval(intern->u.caching.zstr, &expr_copy, &use_copy);
2662: if (use_copy) {
2663: *intern->u.caching.zstr = expr_copy;
2664: INIT_PZVAL(intern->u.caching.zstr);
2665: zval_copy_ctor(intern->u.caching.zstr);
2666: zval_dtor(&expr_copy);
2667: } else {
2668: INIT_PZVAL(intern->u.caching.zstr);
2669: zval_copy_ctor(intern->u.caching.zstr);
2670: }
2671: }
2672: spl_dual_it_next(intern, 0 TSRMLS_CC);
2673: } else {
2674: intern->u.caching.flags &= ~CIT_VALID;
2675: }
2676: }
2677:
2678: static inline void spl_caching_it_rewind(spl_dual_it_object *intern TSRMLS_DC)
2679: {
2680: spl_dual_it_rewind(intern TSRMLS_CC);
2681: zend_hash_clean(HASH_OF(intern->u.caching.zcache));
2682: spl_caching_it_next(intern TSRMLS_CC);
2683: }
2684:
2685: /* {{{ proto void CachingIterator::__construct(Iterator it [, flags = CIT_CALL_TOSTRING])
2686: Construct a CachingIterator from an Iterator */
2687: SPL_METHOD(CachingIterator, __construct)
2688: {
2689: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_CachingIterator, zend_ce_iterator, DIT_CachingIterator);
2690: } /* }}} */
2691:
2692: /* {{{ proto void CachingIterator::rewind()
2693: Rewind the iterator */
2694: SPL_METHOD(CachingIterator, rewind)
2695: {
2696: spl_dual_it_object *intern;
2697:
2698: if (zend_parse_parameters_none() == FAILURE) {
2699: return;
2700: }
2701:
2702: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2703:
2704: spl_caching_it_rewind(intern TSRMLS_CC);
2705: } /* }}} */
2706:
2707: /* {{{ proto bool CachingIterator::valid()
2708: Check whether the current element is valid */
2709: SPL_METHOD(CachingIterator, valid)
2710: {
2711: spl_dual_it_object *intern;
2712:
2713: if (zend_parse_parameters_none() == FAILURE) {
2714: return;
2715: }
2716:
2717: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2718:
2719: RETURN_BOOL(spl_caching_it_valid(intern TSRMLS_CC) == SUCCESS);
2720: } /* }}} */
2721:
2722: /* {{{ proto void CachingIterator::next()
2723: Move the iterator forward */
2724: SPL_METHOD(CachingIterator, next)
2725: {
2726: spl_dual_it_object *intern;
2727:
2728: if (zend_parse_parameters_none() == FAILURE) {
2729: return;
2730: }
2731:
2732: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2733:
2734: spl_caching_it_next(intern TSRMLS_CC);
2735: } /* }}} */
2736:
2737: /* {{{ proto bool CachingIterator::hasNext()
2738: Check whether the inner iterator has a valid next element */
2739: SPL_METHOD(CachingIterator, hasNext)
2740: {
2741: spl_dual_it_object *intern;
2742:
2743: if (zend_parse_parameters_none() == FAILURE) {
2744: return;
2745: }
2746:
2747: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2748:
2749: RETURN_BOOL(spl_caching_it_has_next(intern TSRMLS_CC) == SUCCESS);
2750: } /* }}} */
2751:
2752: /* {{{ proto string CachingIterator::__toString()
2753: Return the string representation of the current element */
2754: SPL_METHOD(CachingIterator, __toString)
2755: {
2756: spl_dual_it_object *intern;
2757:
2758: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2759:
2760: if (!(intern->u.caching.flags & (CIT_CALL_TOSTRING|CIT_TOSTRING_USE_KEY|CIT_TOSTRING_USE_CURRENT|CIT_TOSTRING_USE_INNER))) {
2761: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s does not fetch string value (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2762: return;
2763: }
2764: if (intern->u.caching.flags & CIT_TOSTRING_USE_KEY) {
2765: if (intern->current.key_type == HASH_KEY_IS_STRING) {
2766: RETURN_STRINGL(intern->current.str_key, intern->current.str_key_len-1, 1);
2767: } else {
2768: RETVAL_LONG(intern->current.int_key);
2769: convert_to_string(return_value);
2770: return;
2771: }
2772: } else if (intern->u.caching.flags & CIT_TOSTRING_USE_CURRENT) {
2773: MAKE_COPY_ZVAL(&intern->current.data, return_value);
2774: convert_to_string(return_value);
2775: return;
2776: }
2777: if (intern->u.caching.zstr) {
2778: RETURN_STRINGL(Z_STRVAL_P(intern->u.caching.zstr), Z_STRLEN_P(intern->u.caching.zstr), 1);
2779: } else {
2780: RETURN_NULL();
2781: }
2782: } /* }}} */
2783:
2784: /* {{{ proto void CachingIterator::offsetSet(mixed index, mixed newval)
2785: Set given index in cache */
2786: SPL_METHOD(CachingIterator, offsetSet)
2787: {
2788: spl_dual_it_object *intern;
2789: char *arKey;
2790: uint nKeyLength;
2791: zval *value;
2792:
2793: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2794:
2795: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2796: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2797: return;
2798: }
2799:
2800: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sz", &arKey, &nKeyLength, &value) == FAILURE) {
2801: return;
2802: }
2803:
2804: Z_ADDREF_P(value);
2805: zend_symtable_update(HASH_OF(intern->u.caching.zcache), arKey, nKeyLength+1, &value, sizeof(value), NULL);
2806: }
2807: /* }}} */
2808:
2809: /* {{{ proto string CachingIterator::offsetGet(mixed index)
2810: Return the internal cache if used */
2811: SPL_METHOD(CachingIterator, offsetGet)
2812: {
2813: spl_dual_it_object *intern;
2814: char *arKey;
2815: uint nKeyLength;
2816: zval **value;
2817:
2818: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2819:
2820: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2821: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2822: return;
2823: }
2824:
2825: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arKey, &nKeyLength) == FAILURE) {
2826: return;
2827: }
2828:
2829: if (zend_symtable_find(HASH_OF(intern->u.caching.zcache), arKey, nKeyLength+1, (void**)&value) == FAILURE) {
1.1.1.3 misho 2830: zend_error(E_NOTICE, "Undefined index: %s", arKey);
1.1 misho 2831: return;
2832: }
2833:
2834: RETURN_ZVAL(*value, 1, 0);
2835: }
2836: /* }}} */
2837:
2838: /* {{{ proto void CachingIterator::offsetUnset(mixed index)
2839: Unset given index in cache */
2840: SPL_METHOD(CachingIterator, offsetUnset)
2841: {
2842: spl_dual_it_object *intern;
2843: char *arKey;
2844: uint nKeyLength;
2845:
2846: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2847:
2848: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2849: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2850: return;
2851: }
2852:
2853: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arKey, &nKeyLength) == FAILURE) {
2854: return;
2855: }
2856:
2857: zend_symtable_del(HASH_OF(intern->u.caching.zcache), arKey, nKeyLength+1);
2858: }
2859: /* }}} */
2860:
2861: /* {{{ proto bool CachingIterator::offsetExists(mixed index)
2862: Return whether the requested index exists */
2863: SPL_METHOD(CachingIterator, offsetExists)
2864: {
2865: spl_dual_it_object *intern;
2866: char *arKey;
2867: uint nKeyLength;
2868:
2869: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2870:
2871: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2872: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2873: return;
2874: }
2875:
2876: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arKey, &nKeyLength) == FAILURE) {
2877: return;
2878: }
2879:
2880: RETURN_BOOL(zend_symtable_exists(HASH_OF(intern->u.caching.zcache), arKey, nKeyLength+1));
2881: }
2882: /* }}} */
2883:
2884: /* {{{ proto bool CachingIterator::getCache()
2885: Return the cache */
2886: SPL_METHOD(CachingIterator, getCache)
2887: {
2888: spl_dual_it_object *intern;
2889:
2890: if (zend_parse_parameters_none() == FAILURE) {
2891: return;
2892: }
2893:
2894: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2895:
2896: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2897: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%v does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2898: return;
2899: }
2900:
2901: RETURN_ZVAL(intern->u.caching.zcache, 1, 0);
2902: }
2903: /* }}} */
2904:
2905: /* {{{ proto int CachingIterator::getFlags()
2906: Return the internal flags */
2907: SPL_METHOD(CachingIterator, getFlags)
2908: {
2909: spl_dual_it_object *intern;
2910:
2911: if (zend_parse_parameters_none() == FAILURE) {
2912: return;
2913: }
2914:
2915: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2916:
2917: RETURN_LONG(intern->u.caching.flags);
2918: }
2919: /* }}} */
2920:
2921: /* {{{ proto void CachingIterator::setFlags(int flags)
2922: Set the internal flags */
2923: SPL_METHOD(CachingIterator, setFlags)
2924: {
2925: spl_dual_it_object *intern;
2926: long flags;
2927:
2928: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2929:
2930: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &flags) == FAILURE) {
2931: return;
2932: }
2933:
2934: if (spl_cit_check_flags(flags) != SUCCESS) {
2935: zend_throw_exception(spl_ce_InvalidArgumentException , "Flags must contain only one of CALL_TOSTRING, TOSTRING_USE_KEY, TOSTRING_USE_CURRENT, TOSTRING_USE_INNER", 0 TSRMLS_CC);
2936: return;
2937: }
2938: if ((intern->u.caching.flags & CIT_CALL_TOSTRING) != 0 && (flags & CIT_CALL_TOSTRING) == 0) {
2939: zend_throw_exception(spl_ce_InvalidArgumentException, "Unsetting flag CALL_TO_STRING is not possible", 0 TSRMLS_CC);
2940: return;
2941: }
2942: if ((intern->u.caching.flags & CIT_TOSTRING_USE_INNER) != 0 && (flags & CIT_TOSTRING_USE_INNER) == 0) {
2943: zend_throw_exception(spl_ce_InvalidArgumentException, "Unsetting flag TOSTRING_USE_INNER is not possible", 0 TSRMLS_CC);
2944: return;
2945: }
2946: if ((flags & CIT_FULL_CACHE) != 0 && (intern->u.caching.flags & CIT_FULL_CACHE) == 0) {
2947: /* clear on (re)enable */
2948: zend_hash_clean(HASH_OF(intern->u.caching.zcache));
2949: }
2950: intern->u.caching.flags = (intern->u.caching.flags & ~CIT_PUBLIC) | (flags & CIT_PUBLIC);
2951: }
2952: /* }}} */
2953:
2954: /* {{{ proto void CachingIterator::count()
2955: Number of cached elements */
2956: SPL_METHOD(CachingIterator, count)
2957: {
2958: spl_dual_it_object *intern;
2959:
2960: if (zend_parse_parameters_none() == FAILURE) {
2961: return;
2962: }
2963:
2964: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
2965:
2966: if (!(intern->u.caching.flags & CIT_FULL_CACHE)) {
2967: zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%v does not use a full cache (see CachingIterator::__construct)", Z_OBJCE_P(getThis())->name);
2968: return;
2969: }
2970:
2971: RETURN_LONG(zend_hash_num_elements(HASH_OF(intern->u.caching.zcache)));
2972: }
2973: /* }}} */
2974:
2975: ZEND_BEGIN_ARG_INFO_EX(arginfo_caching_it___construct, 0, 0, 1)
2976: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
2977: ZEND_ARG_INFO(0, flags)
2978: ZEND_END_ARG_INFO();
2979:
2980: ZEND_BEGIN_ARG_INFO(arginfo_caching_it_setFlags, 0)
2981: ZEND_ARG_INFO(0, flags)
2982: ZEND_END_ARG_INFO();
2983:
2984: ZEND_BEGIN_ARG_INFO(arginfo_caching_it_offsetGet, 0)
2985: ZEND_ARG_INFO(0, index)
2986: ZEND_END_ARG_INFO();
2987:
2988: ZEND_BEGIN_ARG_INFO(arginfo_caching_it_offsetSet, 0)
2989: ZEND_ARG_INFO(0, index)
2990: ZEND_ARG_INFO(0, newval)
2991: ZEND_END_ARG_INFO();
2992:
2993: static const zend_function_entry spl_funcs_CachingIterator[] = {
2994: SPL_ME(CachingIterator, __construct, arginfo_caching_it___construct, ZEND_ACC_PUBLIC)
2995: SPL_ME(CachingIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2996: SPL_ME(CachingIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2997: SPL_ME(dual_it, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2998: SPL_ME(dual_it, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
2999: SPL_ME(CachingIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3000: SPL_ME(CachingIterator, hasNext, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3001: SPL_ME(CachingIterator, __toString, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3002: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3003: SPL_ME(CachingIterator, getFlags, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3004: SPL_ME(CachingIterator, setFlags, arginfo_caching_it_setFlags, ZEND_ACC_PUBLIC)
3005: SPL_ME(CachingIterator, offsetGet, arginfo_caching_it_offsetGet, ZEND_ACC_PUBLIC)
3006: SPL_ME(CachingIterator, offsetSet, arginfo_caching_it_offsetSet, ZEND_ACC_PUBLIC)
3007: SPL_ME(CachingIterator, offsetUnset, arginfo_caching_it_offsetGet, ZEND_ACC_PUBLIC)
3008: SPL_ME(CachingIterator, offsetExists, arginfo_caching_it_offsetGet, ZEND_ACC_PUBLIC)
3009: SPL_ME(CachingIterator, getCache, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3010: SPL_ME(CachingIterator, count, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3011: PHP_FE_END
3012: };
3013:
3014: /* {{{ proto void RecursiveCachingIterator::__construct(RecursiveIterator it [, flags = CIT_CALL_TOSTRING])
3015: Create an iterator from a RecursiveIterator */
3016: SPL_METHOD(RecursiveCachingIterator, __construct)
3017: {
3018: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_RecursiveCachingIterator, spl_ce_RecursiveIterator, DIT_RecursiveCachingIterator);
3019: } /* }}} */
3020:
3021: /* {{{ proto bool RecursiveCachingIterator::hasChildren()
3022: Check whether the current element of the inner iterator has children */
3023: SPL_METHOD(RecursiveCachingIterator, hasChildren)
3024: {
3025: spl_dual_it_object *intern;
3026:
3027: if (zend_parse_parameters_none() == FAILURE) {
3028: return;
3029: }
3030:
3031: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3032:
3033: RETURN_BOOL(intern->u.caching.zchildren);
3034: } /* }}} */
3035:
3036: /* {{{ proto RecursiveCachingIterator RecursiveCachingIterator::getChildren()
3037: Return the inner iterator's children as a RecursiveCachingIterator */
3038: SPL_METHOD(RecursiveCachingIterator, getChildren)
3039: {
3040: spl_dual_it_object *intern;
3041:
3042: if (zend_parse_parameters_none() == FAILURE) {
3043: return;
3044: }
3045:
3046: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3047:
3048: if (intern->u.caching.zchildren) {
3049: RETURN_ZVAL(intern->u.caching.zchildren, 1, 0);
3050: } else {
3051: RETURN_NULL();
3052: }
3053: } /* }}} */
3054:
3055: ZEND_BEGIN_ARG_INFO_EX(arginfo_caching_rec_it___construct, 0, ZEND_RETURN_VALUE, 1)
3056: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
3057: ZEND_ARG_INFO(0, flags)
3058: ZEND_END_ARG_INFO();
3059:
3060: static const zend_function_entry spl_funcs_RecursiveCachingIterator[] = {
3061: SPL_ME(RecursiveCachingIterator, __construct, arginfo_caching_rec_it___construct, ZEND_ACC_PUBLIC)
3062: SPL_ME(RecursiveCachingIterator, hasChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3063: SPL_ME(RecursiveCachingIterator, getChildren, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3064: PHP_FE_END
3065: };
3066:
3067: /* {{{ proto void IteratorIterator::__construct(Traversable it)
3068: Create an iterator from anything that is traversable */
3069: SPL_METHOD(IteratorIterator, __construct)
3070: {
3071: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_IteratorIterator, zend_ce_traversable, DIT_IteratorIterator);
3072: } /* }}} */
3073:
3074: ZEND_BEGIN_ARG_INFO(arginfo_iterator_it___construct, 0)
3075: ZEND_ARG_OBJ_INFO(0, iterator, Traversable, 0)
3076: ZEND_END_ARG_INFO();
3077:
3078: static const zend_function_entry spl_funcs_IteratorIterator[] = {
3079: SPL_ME(IteratorIterator, __construct, arginfo_iterator_it___construct, ZEND_ACC_PUBLIC)
3080: SPL_ME(dual_it, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3081: SPL_ME(dual_it, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3082: SPL_ME(dual_it, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3083: SPL_ME(dual_it, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3084: SPL_ME(dual_it, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3085: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3086: PHP_FE_END
3087: };
3088:
3089: /* {{{ proto void NoRewindIterator::__construct(Iterator it)
3090: Create an iterator from another iterator */
3091: SPL_METHOD(NoRewindIterator, __construct)
3092: {
3093: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_NoRewindIterator, zend_ce_iterator, DIT_NoRewindIterator);
3094: } /* }}} */
3095:
3096: /* {{{ proto void NoRewindIterator::rewind()
3097: Prevent a call to inner iterators rewind() */
3098: SPL_METHOD(NoRewindIterator, rewind)
3099: {
3100: if (zend_parse_parameters_none() == FAILURE) {
3101: return;
3102: }
3103: /* nothing to do */
3104: } /* }}} */
3105:
3106: /* {{{ proto bool NoRewindIterator::valid()
3107: Return inner iterators valid() */
3108: SPL_METHOD(NoRewindIterator, valid)
3109: {
3110: spl_dual_it_object *intern;
3111:
3112: if (zend_parse_parameters_none() == FAILURE) {
3113: return;
3114: }
3115:
3116: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3117: RETURN_BOOL(intern->inner.iterator->funcs->valid(intern->inner.iterator TSRMLS_CC) == SUCCESS);
3118: } /* }}} */
3119:
3120: /* {{{ proto mixed NoRewindIterator::key()
3121: Return inner iterators key() */
3122: SPL_METHOD(NoRewindIterator, key)
3123: {
3124: spl_dual_it_object *intern;
3125:
3126: if (zend_parse_parameters_none() == FAILURE) {
3127: return;
3128: }
3129:
3130: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3131:
3132: if (intern->inner.iterator->funcs->get_current_key) {
3133: char *str_key;
3134: uint str_key_len;
3135: ulong int_key;
3136: switch (intern->inner.iterator->funcs->get_current_key(intern->inner.iterator, &str_key, &str_key_len, &int_key TSRMLS_CC)) {
3137: case HASH_KEY_IS_LONG:
3138: RETURN_LONG(int_key);
3139: break;
3140: case HASH_KEY_IS_STRING:
3141: RETURN_STRINGL(str_key, str_key_len-1, 0);
3142: break;
3143: default:
3144: RETURN_NULL();
3145: }
3146: } else {
3147: RETURN_NULL();
3148: }
3149: } /* }}} */
3150:
3151: /* {{{ proto mixed NoRewindIterator::current()
3152: Return inner iterators current() */
3153: SPL_METHOD(NoRewindIterator, current)
3154: {
3155: spl_dual_it_object *intern;
3156: zval **data;
3157:
3158: if (zend_parse_parameters_none() == FAILURE) {
3159: return;
3160: }
3161:
3162: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3163: intern->inner.iterator->funcs->get_current_data(intern->inner.iterator, &data TSRMLS_CC);
3164: if (data && *data) {
3165: RETURN_ZVAL(*data, 1, 0);
3166: }
3167: } /* }}} */
3168:
3169: /* {{{ proto void NoRewindIterator::next()
3170: Return inner iterators next() */
3171: SPL_METHOD(NoRewindIterator, next)
3172: {
3173: spl_dual_it_object *intern;
3174:
3175: if (zend_parse_parameters_none() == FAILURE) {
3176: return;
3177: }
3178:
3179: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3180: intern->inner.iterator->funcs->move_forward(intern->inner.iterator TSRMLS_CC);
3181: } /* }}} */
3182:
3183: ZEND_BEGIN_ARG_INFO(arginfo_norewind_it___construct, 0)
3184: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
3185: ZEND_END_ARG_INFO();
3186:
3187: static const zend_function_entry spl_funcs_NoRewindIterator[] = {
3188: SPL_ME(NoRewindIterator, __construct, arginfo_norewind_it___construct, ZEND_ACC_PUBLIC)
3189: SPL_ME(NoRewindIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3190: SPL_ME(NoRewindIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3191: SPL_ME(NoRewindIterator, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3192: SPL_ME(NoRewindIterator, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3193: SPL_ME(NoRewindIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3194: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3195: PHP_FE_END
3196: };
3197:
3198: /* {{{ proto void InfiniteIterator::__construct(Iterator it)
3199: Create an iterator from another iterator */
3200: SPL_METHOD(InfiniteIterator, __construct)
3201: {
3202: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_InfiniteIterator, zend_ce_iterator, DIT_InfiniteIterator);
3203: } /* }}} */
3204:
3205: /* {{{ proto void InfiniteIterator::next()
3206: Prevent a call to inner iterators rewind() (internally the current data will be fetched if valid()) */
3207: SPL_METHOD(InfiniteIterator, next)
3208: {
3209: spl_dual_it_object *intern;
3210:
3211: if (zend_parse_parameters_none() == FAILURE) {
3212: return;
3213: }
3214:
3215: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3216:
3217: spl_dual_it_next(intern, 1 TSRMLS_CC);
3218: if (spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
3219: spl_dual_it_fetch(intern, 0 TSRMLS_CC);
3220: } else {
3221: spl_dual_it_rewind(intern TSRMLS_CC);
3222: if (spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
3223: spl_dual_it_fetch(intern, 0 TSRMLS_CC);
3224: }
3225: }
3226: } /* }}} */
3227:
3228: static const zend_function_entry spl_funcs_InfiniteIterator[] = {
3229: SPL_ME(InfiniteIterator, __construct, arginfo_norewind_it___construct, ZEND_ACC_PUBLIC)
3230: SPL_ME(InfiniteIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3231: PHP_FE_END
3232: };
3233:
3234: /* {{{ proto void EmptyIterator::rewind()
3235: Does nothing */
3236: SPL_METHOD(EmptyIterator, rewind)
3237: {
3238: if (zend_parse_parameters_none() == FAILURE) {
3239: return;
3240: }
3241: } /* }}} */
3242:
3243: /* {{{ proto false EmptyIterator::valid()
3244: Return false */
3245: SPL_METHOD(EmptyIterator, valid)
3246: {
3247: if (zend_parse_parameters_none() == FAILURE) {
3248: return;
3249: }
3250: RETURN_FALSE;
3251: } /* }}} */
3252:
3253: /* {{{ proto void EmptyIterator::key()
3254: Throws exception BadMethodCallException */
3255: SPL_METHOD(EmptyIterator, key)
3256: {
3257: if (zend_parse_parameters_none() == FAILURE) {
3258: return;
3259: }
3260: zend_throw_exception(spl_ce_BadMethodCallException, "Accessing the key of an EmptyIterator", 0 TSRMLS_CC);
3261: } /* }}} */
3262:
3263: /* {{{ proto void EmptyIterator::current()
3264: Throws exception BadMethodCallException */
3265: SPL_METHOD(EmptyIterator, current)
3266: {
3267: if (zend_parse_parameters_none() == FAILURE) {
3268: return;
3269: }
3270: zend_throw_exception(spl_ce_BadMethodCallException, "Accessing the value of an EmptyIterator", 0 TSRMLS_CC);
3271: } /* }}} */
3272:
3273: /* {{{ proto void EmptyIterator::next()
3274: Does nothing */
3275: SPL_METHOD(EmptyIterator, next)
3276: {
3277: if (zend_parse_parameters_none() == FAILURE) {
3278: return;
3279: }
3280: } /* }}} */
3281:
3282: static const zend_function_entry spl_funcs_EmptyIterator[] = {
3283: SPL_ME(EmptyIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3284: SPL_ME(EmptyIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3285: SPL_ME(EmptyIterator, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3286: SPL_ME(EmptyIterator, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3287: SPL_ME(EmptyIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3288: PHP_FE_END
3289: };
3290:
3291: int spl_append_it_next_iterator(spl_dual_it_object *intern TSRMLS_DC) /* {{{*/
3292: {
3293: spl_dual_it_free(intern TSRMLS_CC);
3294:
3295: if (intern->inner.zobject) {
3296: zval_ptr_dtor(&intern->inner.zobject);
3297: intern->inner.zobject = NULL;
3298: intern->inner.ce = NULL;
3299: intern->inner.object = NULL;
3300: if (intern->inner.iterator) {
3301: intern->inner.iterator->funcs->dtor(intern->inner.iterator TSRMLS_CC);
3302: intern->inner.iterator = NULL;
3303: }
3304: }
3305: if (intern->u.append.iterator->funcs->valid(intern->u.append.iterator TSRMLS_CC) == SUCCESS) {
3306: zval **it;
3307:
3308: intern->u.append.iterator->funcs->get_current_data(intern->u.append.iterator, &it TSRMLS_CC);
3309: Z_ADDREF_PP(it);
3310: intern->inner.zobject = *it;
3311: intern->inner.ce = Z_OBJCE_PP(it);
3312: intern->inner.object = zend_object_store_get_object(*it TSRMLS_CC);
3313: intern->inner.iterator = intern->inner.ce->get_iterator(intern->inner.ce, *it, 0 TSRMLS_CC);
3314: spl_dual_it_rewind(intern TSRMLS_CC);
3315: return SUCCESS;
3316: } else {
3317: return FAILURE;
3318: }
3319: } /* }}} */
3320:
3321: void spl_append_it_fetch(spl_dual_it_object *intern TSRMLS_DC) /* {{{*/
3322: {
3323: while (spl_dual_it_valid(intern TSRMLS_CC) != SUCCESS) {
3324: intern->u.append.iterator->funcs->move_forward(intern->u.append.iterator TSRMLS_CC);
3325: if (spl_append_it_next_iterator(intern TSRMLS_CC) != SUCCESS) {
3326: return;
3327: }
3328: }
3329: spl_dual_it_fetch(intern, 0 TSRMLS_CC);
3330: } /* }}} */
3331:
3332: void spl_append_it_next(spl_dual_it_object *intern TSRMLS_DC) /* {{{ */
3333: {
3334: if (spl_dual_it_valid(intern TSRMLS_CC) == SUCCESS) {
3335: spl_dual_it_next(intern, 1 TSRMLS_CC);
3336: }
3337: spl_append_it_fetch(intern TSRMLS_CC);
3338: } /* }}} */
3339:
3340: /* {{{ proto void AppendIterator::__construct()
3341: Create an AppendIterator */
3342: SPL_METHOD(AppendIterator, __construct)
3343: {
3344: spl_dual_it_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, spl_ce_AppendIterator, zend_ce_iterator, DIT_AppendIterator);
3345: } /* }}} */
3346:
3347: /* {{{ proto void AppendIterator::append(Iterator it)
3348: Append an iterator */
3349: SPL_METHOD(AppendIterator, append)
3350: {
3351: spl_dual_it_object *intern;
3352: zval *it;
3353:
3354: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3355:
3356: if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "O", &it, zend_ce_iterator) == FAILURE) {
3357: return;
3358: }
3359: spl_array_iterator_append(intern->u.append.zarrayit, it TSRMLS_CC);
3360:
3361: if (!intern->inner.iterator || spl_dual_it_valid(intern TSRMLS_CC) != SUCCESS) {
3362: if (intern->u.append.iterator->funcs->valid(intern->u.append.iterator TSRMLS_CC) != SUCCESS) {
3363: intern->u.append.iterator->funcs->rewind(intern->u.append.iterator TSRMLS_CC);
3364: }
3365: do {
3366: spl_append_it_next_iterator(intern TSRMLS_CC);
3367: } while (intern->inner.zobject != it);
3368: spl_append_it_fetch(intern TSRMLS_CC);
3369: }
3370: } /* }}} */
3371:
3372: /* {{{ proto void AppendIterator::rewind()
3373: Rewind to the first iterator and rewind the first iterator, too */
3374: SPL_METHOD(AppendIterator, rewind)
3375: {
3376: spl_dual_it_object *intern;
3377:
3378: if (zend_parse_parameters_none() == FAILURE) {
3379: return;
3380: }
3381:
3382: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3383:
3384: intern->u.append.iterator->funcs->rewind(intern->u.append.iterator TSRMLS_CC);
3385: if (spl_append_it_next_iterator(intern TSRMLS_CC) == SUCCESS) {
3386: spl_append_it_fetch(intern TSRMLS_CC);
3387: }
3388: } /* }}} */
3389:
3390: /* {{{ proto bool AppendIterator::valid()
3391: Check if the current state is valid */
3392: SPL_METHOD(AppendIterator, valid)
3393: {
3394: spl_dual_it_object *intern;
3395:
3396: if (zend_parse_parameters_none() == FAILURE) {
3397: return;
3398: }
3399:
3400: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3401:
3402: RETURN_BOOL(intern->current.data);
3403: } /* }}} */
3404:
3405: /* {{{ proto void AppendIterator::next()
3406: Forward to next element */
3407: SPL_METHOD(AppendIterator, next)
3408: {
3409: spl_dual_it_object *intern;
3410:
3411: if (zend_parse_parameters_none() == FAILURE) {
3412: return;
3413: }
3414:
3415: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3416:
3417: spl_append_it_next(intern TSRMLS_CC);
3418: } /* }}} */
3419:
3420: /* {{{ proto int AppendIterator::getIteratorIndex()
3421: Get index of iterator */
3422: SPL_METHOD(AppendIterator, getIteratorIndex)
3423: {
3424: spl_dual_it_object *intern;
3425:
3426: if (zend_parse_parameters_none() == FAILURE) {
3427: return;
3428: }
3429:
3430: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3431:
3432: APPENDIT_CHECK_CTOR(intern);
3433: spl_array_iterator_key(intern->u.append.zarrayit, return_value TSRMLS_CC);
3434: } /* }}} */
3435:
3436: /* {{{ proto ArrayIterator AppendIterator::getArrayIterator()
3437: Get access to inner ArrayIterator */
3438: SPL_METHOD(AppendIterator, getArrayIterator)
3439: {
3440: spl_dual_it_object *intern;
3441:
3442: if (zend_parse_parameters_none() == FAILURE) {
3443: return;
3444: }
3445:
3446: SPL_FETCH_AND_CHECK_DUAL_IT(intern, getThis());
3447:
3448: RETURN_ZVAL(intern->u.append.zarrayit, 1, 0);
3449: } /* }}} */
3450:
3451: ZEND_BEGIN_ARG_INFO(arginfo_append_it_append, 0)
3452: ZEND_ARG_OBJ_INFO(0, iterator, Iterator, 0)
3453: ZEND_END_ARG_INFO();
3454:
3455: static const zend_function_entry spl_funcs_AppendIterator[] = {
3456: SPL_ME(AppendIterator, __construct, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3457: SPL_ME(AppendIterator, append, arginfo_append_it_append, ZEND_ACC_PUBLIC)
3458: SPL_ME(AppendIterator, rewind, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3459: SPL_ME(AppendIterator, valid, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3460: SPL_ME(dual_it, key, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3461: SPL_ME(dual_it, current, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3462: SPL_ME(AppendIterator, next, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3463: SPL_ME(dual_it, getInnerIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3464: SPL_ME(AppendIterator, getIteratorIndex, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3465: SPL_ME(AppendIterator, getArrayIterator, arginfo_recursive_it_void, ZEND_ACC_PUBLIC)
3466: PHP_FE_END
3467: };
3468:
3469: PHPAPI int spl_iterator_apply(zval *obj, spl_iterator_apply_func_t apply_func, void *puser TSRMLS_DC)
3470: {
3471: zend_object_iterator *iter;
3472: zend_class_entry *ce = Z_OBJCE_P(obj);
3473:
3474: iter = ce->get_iterator(ce, obj, 0 TSRMLS_CC);
3475:
3476: if (EG(exception)) {
3477: goto done;
3478: }
3479:
3480: iter->index = 0;
3481: if (iter->funcs->rewind) {
3482: iter->funcs->rewind(iter TSRMLS_CC);
3483: if (EG(exception)) {
3484: goto done;
3485: }
3486: }
3487:
3488: while (iter->funcs->valid(iter TSRMLS_CC) == SUCCESS) {
3489: if (EG(exception)) {
3490: goto done;
3491: }
3492: if (apply_func(iter, puser TSRMLS_CC) == ZEND_HASH_APPLY_STOP || EG(exception)) {
3493: goto done;
3494: }
3495: iter->index++;
3496: iter->funcs->move_forward(iter TSRMLS_CC);
3497: if (EG(exception)) {
3498: goto done;
3499: }
3500: }
3501:
3502: done:
3503: if (iter) {
3504: iter->funcs->dtor(iter TSRMLS_CC);
3505: }
3506: return EG(exception) ? FAILURE : SUCCESS;
3507: }
3508: /* }}} */
3509:
3510: static int spl_iterator_to_array_apply(zend_object_iterator *iter, void *puser TSRMLS_DC) /* {{{ */
3511: {
3512: zval **data, *return_value = (zval*)puser;
3513: char *str_key;
3514: uint str_key_len;
3515: ulong int_key;
3516: int key_type;
3517:
3518: iter->funcs->get_current_data(iter, &data TSRMLS_CC);
3519: if (EG(exception)) {
3520: return ZEND_HASH_APPLY_STOP;
3521: }
3522: if (data == NULL || *data == NULL) {
3523: return ZEND_HASH_APPLY_STOP;
3524: }
3525: if (iter->funcs->get_current_key) {
3526: key_type = iter->funcs->get_current_key(iter, &str_key, &str_key_len, &int_key TSRMLS_CC);
3527: if (EG(exception)) {
3528: return ZEND_HASH_APPLY_STOP;
3529: }
3530: Z_ADDREF_PP(data);
3531: switch(key_type) {
3532: case HASH_KEY_IS_STRING:
3533: add_assoc_zval_ex(return_value, str_key, str_key_len, *data);
3534: efree(str_key);
3535: break;
3536: case HASH_KEY_IS_LONG:
3537: add_index_zval(return_value, int_key, *data);
3538: break;
3539: }
3540: } else {
3541: Z_ADDREF_PP(data);
3542: add_next_index_zval(return_value, *data);
3543: }
3544: return ZEND_HASH_APPLY_KEEP;
3545: }
3546: /* }}} */
3547:
3548: static int spl_iterator_to_values_apply(zend_object_iterator *iter, void *puser TSRMLS_DC) /* {{{ */
3549: {
3550: zval **data, *return_value = (zval*)puser;
3551:
3552: iter->funcs->get_current_data(iter, &data TSRMLS_CC);
3553: if (EG(exception)) {
3554: return ZEND_HASH_APPLY_STOP;
3555: }
3556: if (data == NULL || *data == NULL) {
3557: return ZEND_HASH_APPLY_STOP;
3558: }
3559: Z_ADDREF_PP(data);
3560: add_next_index_zval(return_value, *data);
3561: return ZEND_HASH_APPLY_KEEP;
3562: }
3563: /* }}} */
3564:
3565: /* {{{ proto array iterator_to_array(Traversable it [, bool use_keys = true])
3566: Copy the iterator into an array */
3567: PHP_FUNCTION(iterator_to_array)
3568: {
3569: zval *obj;
3570: zend_bool use_keys = 1;
3571:
3572: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O|b", &obj, zend_ce_traversable, &use_keys) == FAILURE) {
3573: RETURN_FALSE;
3574: }
3575:
3576: array_init(return_value);
3577:
3578: if (spl_iterator_apply(obj, use_keys ? spl_iterator_to_array_apply : spl_iterator_to_values_apply, (void*)return_value TSRMLS_CC) != SUCCESS) {
3579: zval_dtor(return_value);
3580: RETURN_NULL();
3581: }
3582: } /* }}} */
3583:
3584: static int spl_iterator_count_apply(zend_object_iterator *iter, void *puser TSRMLS_DC) /* {{{ */
3585: {
3586: (*(long*)puser)++;
3587: return ZEND_HASH_APPLY_KEEP;
3588: }
3589: /* }}} */
3590:
3591: /* {{{ proto int iterator_count(Traversable it)
3592: Count the elements in an iterator */
3593: PHP_FUNCTION(iterator_count)
3594: {
3595: zval *obj;
3596: long count = 0;
3597:
3598: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O", &obj, zend_ce_traversable) == FAILURE) {
3599: RETURN_FALSE;
3600: }
3601:
3602: if (spl_iterator_apply(obj, spl_iterator_count_apply, (void*)&count TSRMLS_CC) == SUCCESS) {
3603: RETURN_LONG(count);
3604: }
3605: }
3606: /* }}} */
3607:
3608: typedef struct {
3609: zval *obj;
3610: zval *args;
3611: long count;
3612: zend_fcall_info fci;
3613: zend_fcall_info_cache fcc;
3614: } spl_iterator_apply_info;
3615:
3616: static int spl_iterator_func_apply(zend_object_iterator *iter, void *puser TSRMLS_DC) /* {{{ */
3617: {
3618: zval *retval;
3619: spl_iterator_apply_info *apply_info = (spl_iterator_apply_info*)puser;
3620: int result;
3621:
3622: apply_info->count++;
3623: zend_fcall_info_call(&apply_info->fci, &apply_info->fcc, &retval, NULL TSRMLS_CC);
3624: if (retval) {
3625: result = zend_is_true(retval) ? ZEND_HASH_APPLY_KEEP : ZEND_HASH_APPLY_STOP;
3626: zval_ptr_dtor(&retval);
3627: } else {
3628: result = ZEND_HASH_APPLY_STOP;
3629: }
3630: return result;
3631: }
3632: /* }}} */
3633:
3634: /* {{{ proto int iterator_apply(Traversable it, mixed function [, mixed params])
3635: Calls a function for every element in an iterator */
3636: PHP_FUNCTION(iterator_apply)
3637: {
3638: spl_iterator_apply_info apply_info;
3639:
3640: apply_info.args = NULL;
3641: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Of|a!", &apply_info.obj, zend_ce_traversable, &apply_info.fci, &apply_info.fcc, &apply_info.args) == FAILURE) {
3642: return;
3643: }
3644:
3645: apply_info.count = 0;
3646: zend_fcall_info_args(&apply_info.fci, apply_info.args TSRMLS_CC);
3647: if (spl_iterator_apply(apply_info.obj, spl_iterator_func_apply, (void*)&apply_info TSRMLS_CC) == SUCCESS) {
3648: RETVAL_LONG(apply_info.count);
3649: } else {
3650: RETVAL_FALSE;
3651: }
3652: zend_fcall_info_args(&apply_info.fci, NULL TSRMLS_CC);
3653: }
3654: /* }}} */
3655:
3656: static const zend_function_entry spl_funcs_OuterIterator[] = {
3657: SPL_ABSTRACT_ME(OuterIterator, getInnerIterator, arginfo_recursive_it_void)
3658: PHP_FE_END
3659: };
3660:
3661: static const zend_function_entry spl_funcs_Countable[] = {
3662: SPL_ABSTRACT_ME(Countable, count, arginfo_recursive_it_void)
3663: PHP_FE_END
3664: };
3665:
3666: /* {{{ PHP_MINIT_FUNCTION(spl_iterators)
3667: */
3668: PHP_MINIT_FUNCTION(spl_iterators)
3669: {
3670: REGISTER_SPL_INTERFACE(RecursiveIterator);
3671: REGISTER_SPL_ITERATOR(RecursiveIterator);
3672:
3673: REGISTER_SPL_STD_CLASS_EX(RecursiveIteratorIterator, spl_RecursiveIteratorIterator_new, spl_funcs_RecursiveIteratorIterator);
3674: REGISTER_SPL_ITERATOR(RecursiveIteratorIterator);
3675:
3676: memcpy(&spl_handlers_rec_it_it, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
3677: spl_handlers_rec_it_it.get_method = spl_recursive_it_get_method;
3678: spl_handlers_rec_it_it.clone_obj = NULL;
3679:
3680: memcpy(&spl_handlers_dual_it, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
3681: spl_handlers_dual_it.get_method = spl_dual_it_get_method;
3682: /*spl_handlers_dual_it.call_method = spl_dual_it_call_method;*/
3683: spl_handlers_dual_it.clone_obj = NULL;
3684:
3685: spl_ce_RecursiveIteratorIterator->get_iterator = spl_recursive_it_get_iterator;
3686: spl_ce_RecursiveIteratorIterator->iterator_funcs.funcs = &spl_recursive_it_iterator_funcs;
3687:
3688: REGISTER_SPL_CLASS_CONST_LONG(RecursiveIteratorIterator, "LEAVES_ONLY", RIT_LEAVES_ONLY);
3689: REGISTER_SPL_CLASS_CONST_LONG(RecursiveIteratorIterator, "SELF_FIRST", RIT_SELF_FIRST);
3690: REGISTER_SPL_CLASS_CONST_LONG(RecursiveIteratorIterator, "CHILD_FIRST", RIT_CHILD_FIRST);
3691: REGISTER_SPL_CLASS_CONST_LONG(RecursiveIteratorIterator, "CATCH_GET_CHILD", RIT_CATCH_GET_CHILD);
3692:
3693: REGISTER_SPL_INTERFACE(OuterIterator);
3694: REGISTER_SPL_ITERATOR(OuterIterator);
3695:
3696: REGISTER_SPL_STD_CLASS_EX(IteratorIterator, spl_dual_it_new, spl_funcs_IteratorIterator);
3697: REGISTER_SPL_ITERATOR(IteratorIterator);
3698: REGISTER_SPL_IMPLEMENTS(IteratorIterator, OuterIterator);
3699:
3700: REGISTER_SPL_SUB_CLASS_EX(FilterIterator, IteratorIterator, spl_dual_it_new, spl_funcs_FilterIterator);
3701: spl_ce_FilterIterator->ce_flags |= ZEND_ACC_EXPLICIT_ABSTRACT_CLASS;
3702:
3703: REGISTER_SPL_SUB_CLASS_EX(RecursiveFilterIterator, FilterIterator, spl_dual_it_new, spl_funcs_RecursiveFilterIterator);
3704: REGISTER_SPL_IMPLEMENTS(RecursiveFilterIterator, RecursiveIterator);
3705:
1.1.1.2 misho 3706: REGISTER_SPL_SUB_CLASS_EX(CallbackFilterIterator, FilterIterator, spl_dual_it_new, spl_funcs_CallbackFilterIterator);
3707:
3708: REGISTER_SPL_SUB_CLASS_EX(RecursiveCallbackFilterIterator, CallbackFilterIterator, spl_dual_it_new, spl_funcs_RecursiveCallbackFilterIterator);
3709: REGISTER_SPL_IMPLEMENTS(RecursiveCallbackFilterIterator, RecursiveIterator);
3710:
3711:
1.1 misho 3712: REGISTER_SPL_SUB_CLASS_EX(ParentIterator, RecursiveFilterIterator, spl_dual_it_new, spl_funcs_ParentIterator);
3713:
3714: REGISTER_SPL_INTERFACE(Countable);
3715: REGISTER_SPL_INTERFACE(SeekableIterator);
3716: REGISTER_SPL_ITERATOR(SeekableIterator);
3717:
3718: REGISTER_SPL_SUB_CLASS_EX(LimitIterator, IteratorIterator, spl_dual_it_new, spl_funcs_LimitIterator);
3719:
3720: REGISTER_SPL_SUB_CLASS_EX(CachingIterator, IteratorIterator, spl_dual_it_new, spl_funcs_CachingIterator);
3721: REGISTER_SPL_IMPLEMENTS(CachingIterator, ArrayAccess);
3722: REGISTER_SPL_IMPLEMENTS(CachingIterator, Countable);
3723:
3724: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "CALL_TOSTRING", CIT_CALL_TOSTRING);
3725: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "CATCH_GET_CHILD", CIT_CATCH_GET_CHILD);
3726: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "TOSTRING_USE_KEY", CIT_TOSTRING_USE_KEY);
3727: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "TOSTRING_USE_CURRENT", CIT_TOSTRING_USE_CURRENT);
3728: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "TOSTRING_USE_INNER", CIT_TOSTRING_USE_INNER);
3729: REGISTER_SPL_CLASS_CONST_LONG(CachingIterator, "FULL_CACHE", CIT_FULL_CACHE);
3730:
3731: REGISTER_SPL_SUB_CLASS_EX(RecursiveCachingIterator, CachingIterator, spl_dual_it_new, spl_funcs_RecursiveCachingIterator);
3732: REGISTER_SPL_IMPLEMENTS(RecursiveCachingIterator, RecursiveIterator);
3733:
3734: REGISTER_SPL_SUB_CLASS_EX(NoRewindIterator, IteratorIterator, spl_dual_it_new, spl_funcs_NoRewindIterator);
3735:
3736: REGISTER_SPL_SUB_CLASS_EX(AppendIterator, IteratorIterator, spl_dual_it_new, spl_funcs_AppendIterator);
3737:
3738: REGISTER_SPL_IMPLEMENTS(RecursiveIteratorIterator, OuterIterator);
3739:
3740: REGISTER_SPL_SUB_CLASS_EX(InfiniteIterator, IteratorIterator, spl_dual_it_new, spl_funcs_InfiniteIterator);
3741: #if HAVE_PCRE || HAVE_BUNDLED_PCRE
3742: REGISTER_SPL_SUB_CLASS_EX(RegexIterator, FilterIterator, spl_dual_it_new, spl_funcs_RegexIterator);
3743: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "USE_KEY", REGIT_USE_KEY);
3744: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "MATCH", REGIT_MODE_MATCH);
3745: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "GET_MATCH", REGIT_MODE_GET_MATCH);
3746: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "ALL_MATCHES", REGIT_MODE_ALL_MATCHES);
3747: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "SPLIT", REGIT_MODE_SPLIT);
3748: REGISTER_SPL_CLASS_CONST_LONG(RegexIterator, "REPLACE", REGIT_MODE_REPLACE);
3749: REGISTER_SPL_PROPERTY(RegexIterator, "replacement", 0);
3750: REGISTER_SPL_SUB_CLASS_EX(RecursiveRegexIterator, RegexIterator, spl_dual_it_new, spl_funcs_RecursiveRegexIterator);
3751: REGISTER_SPL_IMPLEMENTS(RecursiveRegexIterator, RecursiveIterator);
3752: #else
3753: spl_ce_RegexIterator = NULL;
3754: spl_ce_RecursiveRegexIterator = NULL;
3755: #endif
3756:
3757: REGISTER_SPL_STD_CLASS_EX(EmptyIterator, NULL, spl_funcs_EmptyIterator);
3758: REGISTER_SPL_ITERATOR(EmptyIterator);
3759:
3760: REGISTER_SPL_SUB_CLASS_EX(RecursiveTreeIterator, RecursiveIteratorIterator, spl_RecursiveTreeIterator_new, spl_funcs_RecursiveTreeIterator);
3761: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "BYPASS_CURRENT", RTIT_BYPASS_CURRENT);
3762: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "BYPASS_KEY", RTIT_BYPASS_KEY);
3763: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_LEFT", 0);
3764: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_MID_HAS_NEXT", 1);
3765: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_MID_LAST", 2);
3766: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_END_HAS_NEXT", 3);
3767: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_END_LAST", 4);
3768: REGISTER_SPL_CLASS_CONST_LONG(RecursiveTreeIterator, "PREFIX_RIGHT", 5);
3769:
3770: return SUCCESS;
3771: }
3772: /* }}} */
3773:
3774: /*
3775: * Local variables:
3776: * tab-width: 4
3777: * c-basic-offset: 4
3778: * End:
3779: * vim600: fdm=marker
3780: * vim: noet sw=4 ts=4
3781: */
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