1 /*
2 +----------------------------------------------------------------------+
3 | phar:// stream wrapper support |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 2005-2015 The PHP Group |
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: Gregory Beaver <cellog@php.net> |
16 | Marcus Boerger <helly@php.net> |
17 +----------------------------------------------------------------------+
18 */
19
20 #define PHAR_DIRSTREAM 1
21 #include "phar_internal.h"
22 #include "dirstream.h"
23
24 BEGIN_EXTERN_C()
25 void phar_dostat(phar_archive_data *phar, phar_entry_info *data, php_stream_statbuf *ssb, zend_bool is_dir TSRMLS_DC);
26 END_EXTERN_C()
27
28 php_stream_ops phar_dir_ops = {
29 phar_dir_write, /* write */
30 phar_dir_read, /* read */
31 phar_dir_close, /* close */
32 phar_dir_flush, /* flush */
33 "phar dir",
34 phar_dir_seek, /* seek */
35 NULL, /* cast */
36 NULL, /* stat */
37 NULL, /* set option */
38 };
39
40 /**
41 * Used for closedir($fp) where $fp is an opendir('phar://...') directory handle
42 */
phar_dir_close(php_stream * stream,int close_handle TSRMLS_DC)43 static int phar_dir_close(php_stream *stream, int close_handle TSRMLS_DC) /* {{{ */
44 {
45 HashTable *data = (HashTable *)stream->abstract;
46
47 if (data && data->arBuckets) {
48 zend_hash_destroy(data);
49 data->arBuckets = 0;
50 FREE_HASHTABLE(data);
51 stream->abstract = NULL;
52 }
53
54 return 0;
55 }
56 /* }}} */
57
58 /**
59 * Used for seeking on a phar directory handle
60 */
phar_dir_seek(php_stream * stream,off_t offset,int whence,off_t * newoffset TSRMLS_DC)61 static int phar_dir_seek(php_stream *stream, off_t offset, int whence, off_t *newoffset TSRMLS_DC) /* {{{ */
62 {
63 HashTable *data = (HashTable *)stream->abstract;
64
65 if (!data) {
66 return -1;
67 }
68
69 if (whence == SEEK_END) {
70 whence = SEEK_SET;
71 offset = zend_hash_num_elements(data) + offset;
72 }
73
74 if (whence == SEEK_SET) {
75 zend_hash_internal_pointer_reset(data);
76 }
77
78 if (offset < 0) {
79 return -1;
80 } else {
81 *newoffset = 0;
82 while (*newoffset < offset && zend_hash_move_forward(data) == SUCCESS) {
83 ++(*newoffset);
84 }
85 return 0;
86 }
87 }
88 /* }}} */
89
90 /**
91 * Used for readdir() on an opendir()ed phar directory handle
92 */
phar_dir_read(php_stream * stream,char * buf,size_t count TSRMLS_DC)93 static size_t phar_dir_read(php_stream *stream, char *buf, size_t count TSRMLS_DC) /* {{{ */
94 {
95 size_t to_read;
96 HashTable *data = (HashTable *)stream->abstract;
97 phar_zstr key;
98 char *str_key;
99 uint keylen;
100 ulong unused;
101
102 if (FAILURE == zend_hash_has_more_elements(data)) {
103 return 0;
104 }
105
106 if (HASH_KEY_NON_EXISTENT == zend_hash_get_current_key_ex(data, &key, &keylen, &unused, 0, NULL)) {
107 return 0;
108 }
109
110 PHAR_STR(key, str_key);
111 zend_hash_move_forward(data);
112 to_read = MIN(keylen, count);
113
114 if (to_read == 0 || count < keylen) {
115 PHAR_STR_FREE(str_key);
116 return 0;
117 }
118
119 memset(buf, 0, sizeof(php_stream_dirent));
120 memcpy(((php_stream_dirent *) buf)->d_name, str_key, to_read);
121 PHAR_STR_FREE(str_key);
122 ((php_stream_dirent *) buf)->d_name[to_read + 1] = '\0';
123
124 return sizeof(php_stream_dirent);
125 }
126 /* }}} */
127
128 /**
129 * Dummy: Used for writing to a phar directory (i.e. not used)
130 */
phar_dir_write(php_stream * stream,const char * buf,size_t count TSRMLS_DC)131 static size_t phar_dir_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC) /* {{{ */
132 {
133 return 0;
134 }
135 /* }}} */
136
137 /**
138 * Dummy: Used for flushing writes to a phar directory (i.e. not used)
139 */
phar_dir_flush(php_stream * stream TSRMLS_DC)140 static int phar_dir_flush(php_stream *stream TSRMLS_DC) /* {{{ */
141 {
142 return EOF;
143 }
144 /* }}} */
145
146 /**
147 * add an empty element with a char * key to a hash table, avoiding duplicates
148 *
149 * This is used to get a unique listing of virtual directories within a phar,
150 * for iterating over opendir()ed phar directories.
151 */
phar_add_empty(HashTable * ht,char * arKey,uint nKeyLength)152 static int phar_add_empty(HashTable *ht, char *arKey, uint nKeyLength) /* {{{ */
153 {
154 void *dummy = (char *) 1;
155
156 return zend_hash_update(ht, arKey, nKeyLength, (void *) &dummy, sizeof(void *), NULL);
157 }
158 /* }}} */
159
160 /**
161 * Used for sorting directories alphabetically
162 */
phar_compare_dir_name(const void * a,const void * b TSRMLS_DC)163 static int phar_compare_dir_name(const void *a, const void *b TSRMLS_DC) /* {{{ */
164 {
165 Bucket *f;
166 Bucket *s;
167 int result;
168
169 f = *((Bucket **) a);
170 s = *((Bucket **) b);
171 result = zend_binary_strcmp(f->arKey, f->nKeyLength, s->arKey, s->nKeyLength);
172
173 if (result < 0) {
174 return -1;
175 } else if (result > 0) {
176 return 1;
177 } else {
178 return 0;
179 }
180 }
181 /* }}} */
182
183 /**
184 * Create a opendir() directory stream handle by iterating over each of the
185 * files in a phar and retrieving its relative path. From this, construct
186 * a list of files/directories that are "in" the directory represented by dir
187 */
phar_make_dirstream(char * dir,HashTable * manifest TSRMLS_DC)188 static php_stream *phar_make_dirstream(char *dir, HashTable *manifest TSRMLS_DC) /* {{{ */
189 {
190 HashTable *data;
191 int dirlen = strlen(dir);
192 phar_zstr key;
193 char *entry, *found, *save, *str_key;
194 uint keylen;
195 ulong unused;
196
197 ALLOC_HASHTABLE(data);
198 zend_hash_init(data, 64, zend_get_hash_value, NULL, 0);
199
200 if ((*dir == '/' && dirlen == 1 && (manifest->nNumOfElements == 0)) || (dirlen >= sizeof(".phar")-1 && !memcmp(dir, ".phar", sizeof(".phar")-1))) {
201 /* make empty root directory for empty phar */
202 /* make empty directory for .phar magic directory */
203 efree(dir);
204 return php_stream_alloc(&phar_dir_ops, data, NULL, "r");
205 }
206
207 zend_hash_internal_pointer_reset(manifest);
208
209 while (FAILURE != zend_hash_has_more_elements(manifest)) {
210 keylen = 0;
211 if (HASH_KEY_NON_EXISTENT == zend_hash_get_current_key_ex(manifest, &key, &keylen, &unused, 0, NULL)) {
212 break;
213 }
214
215 PHAR_STR(key, str_key);
216
217 if (keylen <= (uint)dirlen) {
218 if (keylen == 0 || keylen < (uint)dirlen || !strncmp(str_key, dir, dirlen)) {
219 PHAR_STR_FREE(str_key);
220 if (SUCCESS != zend_hash_move_forward(manifest)) {
221 break;
222 }
223 continue;
224 }
225 }
226
227 if (*dir == '/') {
228 /* root directory */
229 if (keylen >= sizeof(".phar")-1 && !memcmp(str_key, ".phar", sizeof(".phar")-1)) {
230 PHAR_STR_FREE(str_key);
231 /* do not add any magic entries to this directory */
232 if (SUCCESS != zend_hash_move_forward(manifest)) {
233 break;
234 }
235 continue;
236 }
237
238 if (NULL != (found = (char *) memchr(str_key, '/', keylen))) {
239 /* the entry has a path separator and is a subdirectory */
240 entry = (char *) safe_emalloc(found - str_key, 1, 1);
241 memcpy(entry, str_key, found - str_key);
242 keylen = found - str_key;
243 entry[keylen] = '\0';
244 } else {
245 entry = (char *) safe_emalloc(keylen, 1, 1);
246 memcpy(entry, str_key, keylen);
247 entry[keylen] = '\0';
248 }
249
250 PHAR_STR_FREE(str_key);
251 goto PHAR_ADD_ENTRY;
252 } else {
253 if (0 != memcmp(str_key, dir, dirlen)) {
254 /* entry in directory not found */
255 PHAR_STR_FREE(str_key);
256 if (SUCCESS != zend_hash_move_forward(manifest)) {
257 break;
258 }
259 continue;
260 } else {
261 if (str_key[dirlen] != '/') {
262 PHAR_STR_FREE(str_key);
263 if (SUCCESS != zend_hash_move_forward(manifest)) {
264 break;
265 }
266 continue;
267 }
268 }
269 }
270
271 save = str_key;
272 save += dirlen + 1; /* seek to just past the path separator */
273
274 if (NULL != (found = (char *) memchr(save, '/', keylen - dirlen - 1))) {
275 /* is subdirectory */
276 save -= dirlen + 1;
277 entry = (char *) safe_emalloc(found - save + dirlen, 1, 1);
278 memcpy(entry, save + dirlen + 1, found - save - dirlen - 1);
279 keylen = found - save - dirlen - 1;
280 entry[keylen] = '\0';
281 } else {
282 /* is file */
283 save -= dirlen + 1;
284 entry = (char *) safe_emalloc(keylen - dirlen, 1, 1);
285 memcpy(entry, save + dirlen + 1, keylen - dirlen - 1);
286 entry[keylen - dirlen - 1] = '\0';
287 keylen = keylen - dirlen - 1;
288 }
289 PHAR_STR_FREE(str_key);
290 PHAR_ADD_ENTRY:
291 if (keylen) {
292 phar_add_empty(data, entry, keylen);
293 }
294
295 efree(entry);
296
297 if (SUCCESS != zend_hash_move_forward(manifest)) {
298 break;
299 }
300 }
301
302 if (FAILURE != zend_hash_has_more_elements(data)) {
303 efree(dir);
304 if (zend_hash_sort(data, zend_qsort, phar_compare_dir_name, 0 TSRMLS_CC) == FAILURE) {
305 FREE_HASHTABLE(data);
306 return NULL;
307 }
308 return php_stream_alloc(&phar_dir_ops, data, NULL, "r");
309 } else {
310 efree(dir);
311 return php_stream_alloc(&phar_dir_ops, data, NULL, "r");
312 }
313 }
314 /* }}}*/
315
316 /**
317 * Open a directory handle within a phar archive
318 */
phar_wrapper_open_dir(php_stream_wrapper * wrapper,char * path,char * mode,int options,char ** opened_path,php_stream_context * context STREAMS_DC TSRMLS_DC)319 php_stream *phar_wrapper_open_dir(php_stream_wrapper *wrapper, char *path, char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC) /* {{{ */
320 {
321 php_url *resource = NULL;
322 php_stream *ret;
323 char *internal_file, *error, *str_key;
324 phar_zstr key;
325 uint keylen;
326 ulong unused;
327 phar_archive_data *phar;
328 phar_entry_info *entry = NULL;
329 uint host_len;
330
331 if ((resource = phar_parse_url(wrapper, path, mode, options TSRMLS_CC)) == NULL) {
332 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar url \"%s\" is unknown", path);
333 return NULL;
334 }
335
336 /* we must have at the very least phar://alias.phar/ */
337 if (!resource->scheme || !resource->host || !resource->path) {
338 if (resource->host && !resource->path) {
339 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: no directory in \"%s\", must have at least phar://%s/ for root directory (always use full path to a new phar)", path, resource->host);
340 php_url_free(resource);
341 return NULL;
342 }
343 php_url_free(resource);
344 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: invalid url \"%s\", must have at least phar://%s/", path, path);
345 return NULL;
346 }
347
348 if (strcasecmp("phar", resource->scheme)) {
349 php_url_free(resource);
350 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: not a phar url \"%s\"", path);
351 return NULL;
352 }
353
354 host_len = strlen(resource->host);
355 phar_request_initialize(TSRMLS_C);
356 internal_file = resource->path + 1; /* strip leading "/" */
357
358 if (FAILURE == phar_get_archive(&phar, resource->host, host_len, NULL, 0, &error TSRMLS_CC)) {
359 if (error) {
360 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "%s", error);
361 efree(error);
362 } else {
363 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar file \"%s\" is unknown", resource->host);
364 }
365 php_url_free(resource);
366 return NULL;
367 }
368
369 if (error) {
370 efree(error);
371 }
372
373 if (*internal_file == '\0') {
374 /* root directory requested */
375 internal_file = estrndup(internal_file - 1, 1);
376 ret = phar_make_dirstream(internal_file, &phar->manifest TSRMLS_CC);
377 php_url_free(resource);
378 return ret;
379 }
380
381 if (!phar->manifest.arBuckets) {
382 php_url_free(resource);
383 return NULL;
384 }
385
386 if (SUCCESS == zend_hash_find(&phar->manifest, internal_file, strlen(internal_file), (void**)&entry) && !entry->is_dir) {
387 php_url_free(resource);
388 return NULL;
389 } else if (entry && entry->is_dir) {
390 if (entry->is_mounted) {
391 php_url_free(resource);
392 return php_stream_opendir(entry->tmp, options, context);
393 }
394 internal_file = estrdup(internal_file);
395 php_url_free(resource);
396 return phar_make_dirstream(internal_file, &phar->manifest TSRMLS_CC);
397 } else {
398 int i_len = strlen(internal_file);
399
400 /* search for directory */
401 zend_hash_internal_pointer_reset(&phar->manifest);
402 while (FAILURE != zend_hash_has_more_elements(&phar->manifest)) {
403 if (HASH_KEY_NON_EXISTENT !=
404 zend_hash_get_current_key_ex(
405 &phar->manifest, &key, &keylen, &unused, 0, NULL)) {
406 PHAR_STR(key, str_key);
407 if (keylen > (uint)i_len && 0 == memcmp(str_key, internal_file, i_len)) {
408 PHAR_STR_FREE(str_key);
409 /* directory found */
410 internal_file = estrndup(internal_file,
411 i_len);
412 php_url_free(resource);
413 return phar_make_dirstream(internal_file, &phar->manifest TSRMLS_CC);
414 }
415 PHAR_STR_FREE(str_key);
416 }
417
418 if (SUCCESS != zend_hash_move_forward(&phar->manifest)) {
419 break;
420 }
421 }
422 }
423
424 php_url_free(resource);
425 return NULL;
426 }
427 /* }}} */
428
429 /**
430 * Make a new directory within a phar archive
431 */
phar_wrapper_mkdir(php_stream_wrapper * wrapper,char * url_from,int mode,int options,php_stream_context * context TSRMLS_DC)432 int phar_wrapper_mkdir(php_stream_wrapper *wrapper, char *url_from, int mode, int options, php_stream_context *context TSRMLS_DC) /* {{{ */
433 {
434 phar_entry_info entry, *e;
435 phar_archive_data *phar = NULL;
436 char *error, *arch, *entry2;
437 int arch_len, entry_len;
438 php_url *resource = NULL;
439 uint host_len;
440
441 /* pre-readonly check, we need to know if this is a data phar */
442 if (FAILURE == phar_split_fname(url_from, strlen(url_from), &arch, &arch_len, &entry2, &entry_len, 2, 2 TSRMLS_CC)) {
443 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\", no phar archive specified", url_from);
444 return 0;
445 }
446
447 if (FAILURE == phar_get_archive(&phar, arch, arch_len, NULL, 0, NULL TSRMLS_CC)) {
448 phar = NULL;
449 }
450
451 efree(arch);
452 efree(entry2);
453
454 if (PHAR_G(readonly) && (!phar || !phar->is_data)) {
455 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\", write operations disabled", url_from);
456 return 0;
457 }
458
459 if ((resource = phar_parse_url(wrapper, url_from, "w", options TSRMLS_CC)) == NULL) {
460 return 0;
461 }
462
463 /* we must have at the very least phar://alias.phar/internalfile.php */
464 if (!resource->scheme || !resource->host || !resource->path) {
465 php_url_free(resource);
466 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: invalid url \"%s\"", url_from);
467 return 0;
468 }
469
470 if (strcasecmp("phar", resource->scheme)) {
471 php_url_free(resource);
472 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: not a phar stream url \"%s\"", url_from);
473 return 0;
474 }
475
476 host_len = strlen(resource->host);
477
478 if (FAILURE == phar_get_archive(&phar, resource->host, host_len, NULL, 0, &error TSRMLS_CC)) {
479 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", error retrieving phar information: %s", resource->path+1, resource->host, error);
480 efree(error);
481 php_url_free(resource);
482 return 0;
483 }
484
485 if ((e = phar_get_entry_info_dir(phar, resource->path + 1, strlen(resource->path + 1), 2, &error, 1 TSRMLS_CC))) {
486 /* directory exists, or is a subdirectory of an existing file */
487 if (e->is_temp_dir) {
488 efree(e->filename);
489 efree(e);
490 }
491 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", directory already exists", resource->path+1, resource->host);
492 php_url_free(resource);
493 return 0;
494 }
495
496 if (error) {
497 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", %s", resource->path+1, resource->host, error);
498 efree(error);
499 php_url_free(resource);
500 return 0;
501 }
502
503 if (phar_get_entry_info_dir(phar, resource->path + 1, strlen(resource->path + 1), 0, &error, 1 TSRMLS_CC)) {
504 /* entry exists as a file */
505 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", file already exists", resource->path+1, resource->host);
506 php_url_free(resource);
507 return 0;
508 }
509
510 if (error) {
511 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", %s", resource->path+1, resource->host, error);
512 efree(error);
513 php_url_free(resource);
514 return 0;
515 }
516
517 memset((void *) &entry, 0, sizeof(phar_entry_info));
518
519 /* strip leading "/" */
520 if (phar->is_zip) {
521 entry.is_zip = 1;
522 }
523
524 entry.filename = estrdup(resource->path + 1);
525
526 if (phar->is_tar) {
527 entry.is_tar = 1;
528 entry.tar_type = TAR_DIR;
529 }
530
531 entry.filename_len = strlen(resource->path + 1);
532 php_url_free(resource);
533 entry.is_dir = 1;
534 entry.phar = phar;
535 entry.is_modified = 1;
536 entry.is_crc_checked = 1;
537 entry.flags = PHAR_ENT_PERM_DEF_DIR;
538 entry.old_flags = PHAR_ENT_PERM_DEF_DIR;
539
540 if (SUCCESS != zend_hash_add(&phar->manifest, entry.filename, entry.filename_len, (void*)&entry, sizeof(phar_entry_info), NULL)) {
541 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", adding to manifest failed", entry.filename, phar->fname);
542 efree(error);
543 efree(entry.filename);
544 return 0;
545 }
546
547 phar_flush(phar, 0, 0, 0, &error TSRMLS_CC);
548
549 if (error) {
550 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot create directory \"%s\" in phar \"%s\", %s", entry.filename, phar->fname, error);
551 zend_hash_del(&phar->manifest, entry.filename, entry.filename_len);
552 efree(error);
553 return 0;
554 }
555
556 phar_add_virtual_dirs(phar, entry.filename, entry.filename_len TSRMLS_CC);
557 return 1;
558 }
559 /* }}} */
560
561 /**
562 * Remove a directory within a phar archive
563 */
phar_wrapper_rmdir(php_stream_wrapper * wrapper,char * url,int options,php_stream_context * context TSRMLS_DC)564 int phar_wrapper_rmdir(php_stream_wrapper *wrapper, char *url, int options, php_stream_context *context TSRMLS_DC) /* {{{ */
565 {
566 phar_entry_info *entry;
567 phar_archive_data *phar = NULL;
568 char *error, *arch, *entry2;
569 int arch_len, entry_len;
570 php_url *resource = NULL;
571 uint host_len;
572 phar_zstr key;
573 char *str_key;
574 uint key_len;
575 ulong unused;
576 uint path_len;
577
578 /* pre-readonly check, we need to know if this is a data phar */
579 if (FAILURE == phar_split_fname(url, strlen(url), &arch, &arch_len, &entry2, &entry_len, 2, 2 TSRMLS_CC)) {
580 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot remove directory \"%s\", no phar archive specified, or phar archive does not exist", url);
581 return 0;
582 }
583
584 if (FAILURE == phar_get_archive(&phar, arch, arch_len, NULL, 0, NULL TSRMLS_CC)) {
585 phar = NULL;
586 }
587
588 efree(arch);
589 efree(entry2);
590
591 if (PHAR_G(readonly) && (!phar || !phar->is_data)) {
592 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot rmdir directory \"%s\", write operations disabled", url);
593 return 0;
594 }
595
596 if ((resource = phar_parse_url(wrapper, url, "w", options TSRMLS_CC)) == NULL) {
597 return 0;
598 }
599
600 /* we must have at the very least phar://alias.phar/internalfile.php */
601 if (!resource->scheme || !resource->host || !resource->path) {
602 php_url_free(resource);
603 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: invalid url \"%s\"", url);
604 return 0;
605 }
606
607 if (strcasecmp("phar", resource->scheme)) {
608 php_url_free(resource);
609 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: not a phar stream url \"%s\"", url);
610 return 0;
611 }
612
613 host_len = strlen(resource->host);
614
615 if (FAILURE == phar_get_archive(&phar, resource->host, host_len, NULL, 0, &error TSRMLS_CC)) {
616 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot remove directory \"%s\" in phar \"%s\", error retrieving phar information: %s", resource->path+1, resource->host, error);
617 efree(error);
618 php_url_free(resource);
619 return 0;
620 }
621
622 path_len = strlen(resource->path+1);
623
624 if (!(entry = phar_get_entry_info_dir(phar, resource->path + 1, path_len, 2, &error, 1 TSRMLS_CC))) {
625 if (error) {
626 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot remove directory \"%s\" in phar \"%s\", %s", resource->path+1, resource->host, error);
627 efree(error);
628 } else {
629 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot remove directory \"%s\" in phar \"%s\", directory does not exist", resource->path+1, resource->host);
630 }
631 php_url_free(resource);
632 return 0;
633 }
634
635 if (!entry->is_deleted) {
636 for (zend_hash_internal_pointer_reset(&phar->manifest);
637 HASH_KEY_NON_EXISTENT != zend_hash_get_current_key_ex(&phar->manifest, &key, &key_len, &unused, 0, NULL);
638 zend_hash_move_forward(&phar->manifest)) {
639
640 PHAR_STR(key, str_key);
641
642 if (key_len > path_len &&
643 memcmp(str_key, resource->path+1, path_len) == 0 &&
644 IS_SLASH(str_key[path_len])) {
645 PHAR_STR_FREE(str_key);
646 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: Directory not empty");
647 if (entry->is_temp_dir) {
648 efree(entry->filename);
649 efree(entry);
650 }
651 php_url_free(resource);
652 return 0;
653 }
654 PHAR_STR_FREE(str_key);
655 }
656
657 for (zend_hash_internal_pointer_reset(&phar->virtual_dirs);
658 HASH_KEY_NON_EXISTENT != zend_hash_get_current_key_ex(&phar->virtual_dirs, &key, &key_len, &unused, 0, NULL);
659 zend_hash_move_forward(&phar->virtual_dirs)) {
660
661 PHAR_STR(key, str_key);
662
663 if (key_len > path_len &&
664 memcmp(str_key, resource->path+1, path_len) == 0 &&
665 IS_SLASH(str_key[path_len])) {
666 PHAR_STR_FREE(str_key);
667 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: Directory not empty");
668 if (entry->is_temp_dir) {
669 efree(entry->filename);
670 efree(entry);
671 }
672 php_url_free(resource);
673 return 0;
674 }
675 PHAR_STR_FREE(str_key);
676 }
677 }
678
679 if (entry->is_temp_dir) {
680 zend_hash_del(&phar->virtual_dirs, resource->path+1, path_len);
681 efree(entry->filename);
682 efree(entry);
683 } else {
684 entry->is_deleted = 1;
685 entry->is_modified = 1;
686 phar_flush(phar, 0, 0, 0, &error TSRMLS_CC);
687
688 if (error) {
689 php_stream_wrapper_log_error(wrapper, options TSRMLS_CC, "phar error: cannot remove directory \"%s\" in phar \"%s\", %s", entry->filename, phar->fname, error);
690 php_url_free(resource);
691 efree(error);
692 return 0;
693 }
694 }
695
696 php_url_free(resource);
697 return 1;
698 }
699 /* }}} */
700
701 /*
702 * Local variables:
703 * tab-width: 4
704 * c-basic-offset: 4
705 * End:
706 * vim600: noet sw=4 ts=4 fdm=marker
707 * vim<600: noet sw=4 ts=4
708 */
709