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spl_directory.c
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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Marcus Boerger <[email protected]> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "ext/standard/file.h"
#include "ext/standard/php_string.h"
#include "zend_compile.h"
#include "zend_exceptions.h"
#include "zend_interfaces.h"
#include "php_spl.h"
#include "spl_functions.h"
#include "spl_engine.h"
#include "spl_iterators.h"
#include "spl_directory.h"
#include "spl_exceptions.h"
#include "php.h"
#include "fopen_wrappers.h"
#include "ext/standard/basic_functions.h"
#include "ext/standard/php_filestat.h"
#define SPL_HAS_FLAG(flags, test_flag) ((flags & test_flag) ? 1 : 0)
/* declare the class handlers */
static zend_object_handlers spl_filesystem_object_handlers;
/* includes handler to validate object state when retrieving methods */
static zend_object_handlers spl_filesystem_object_check_handlers;
/* decalre the class entry */
PHPAPI zend_class_entry *spl_ce_SplFileInfo;
PHPAPI zend_class_entry *spl_ce_DirectoryIterator;
PHPAPI zend_class_entry *spl_ce_FilesystemIterator;
PHPAPI zend_class_entry *spl_ce_RecursiveDirectoryIterator;
PHPAPI zend_class_entry *spl_ce_GlobIterator;
PHPAPI zend_class_entry *spl_ce_SplFileObject;
PHPAPI zend_class_entry *spl_ce_SplTempFileObject;
static void spl_filesystem_file_free_line(spl_filesystem_object *intern) /* {{{ */
{
if (intern->u.file.current_line) {
efree(intern->u.file.current_line);
intern->u.file.current_line = NULL;
}
if (!Z_ISUNDEF(intern->u.file.current_zval)) {
zval_ptr_dtor(&intern->u.file.current_zval);
ZVAL_UNDEF(&intern->u.file.current_zval);
}
} /* }}} */
static void spl_filesystem_object_destroy_object(zend_object *object) /* {{{ */
{
spl_filesystem_object *intern = spl_filesystem_from_obj(object);
zend_objects_destroy_object(object);
switch(intern->type) {
case SPL_FS_DIR:
if (intern->u.dir.dirp) {
php_stream_close(intern->u.dir.dirp);
intern->u.dir.dirp = NULL;
}
break;
case SPL_FS_FILE:
if (intern->u.file.stream) {
/*
if (intern->u.file.zcontext) {
zend_list_delref(Z_RESVAL_P(intern->zcontext));
}
*/
if (!intern->u.file.stream->is_persistent) {
php_stream_close(intern->u.file.stream);
} else {
php_stream_pclose(intern->u.file.stream);
}
intern->u.file.stream = NULL;
}
break;
default:
break;
}
} /* }}} */
static void spl_filesystem_object_free_storage(zend_object *object) /* {{{ */
{
spl_filesystem_object *intern = spl_filesystem_from_obj(object);
if (intern->oth_handler && intern->oth_handler->dtor) {
intern->oth_handler->dtor(intern);
}
zend_object_std_dtor(&intern->std);
if (intern->_path) {
efree(intern->_path);
}
if (intern->file_name) {
efree(intern->file_name);
}
switch(intern->type) {
case SPL_FS_INFO:
break;
case SPL_FS_DIR:
if (intern->u.dir.sub_path) {
efree(intern->u.dir.sub_path);
}
break;
case SPL_FS_FILE:
if (intern->u.file.open_mode) {
efree(intern->u.file.open_mode);
}
if (intern->orig_path) {
efree(intern->orig_path);
}
spl_filesystem_file_free_line(intern);
break;
}
} /* }}} */
/* {{{ spl_ce_dir_object_new */
/* creates the object by
- allocating memory
- initializing the object members
- storing the object
- setting it's handlers
called from
- clone
- new
*/
static zend_object *spl_filesystem_object_new_ex(zend_class_entry *class_type)
{
spl_filesystem_object *intern;
intern = zend_object_alloc(sizeof(spl_filesystem_object), class_type);
/* intern->type = SPL_FS_INFO; done by set 0 */
intern->file_class = spl_ce_SplFileObject;
intern->info_class = spl_ce_SplFileInfo;
zend_object_std_init(&intern->std, class_type);
object_properties_init(&intern->std, class_type);
intern->std.handlers = &spl_filesystem_object_handlers;
return &intern->std;
}
/* }}} */
/* {{{ spl_filesystem_object_new */
/* See spl_filesystem_object_new_ex */
static zend_object *spl_filesystem_object_new(zend_class_entry *class_type)
{
return spl_filesystem_object_new_ex(class_type);
}
/* }}} */
/* {{{ spl_filesystem_object_new_check */
static zend_object *spl_filesystem_object_new_check(zend_class_entry *class_type)
{
spl_filesystem_object *ret = spl_filesystem_from_obj(spl_filesystem_object_new_ex(class_type));
ret->std.handlers = &spl_filesystem_object_check_handlers;
return &ret->std;
}
/* }}} */
PHPAPI char* spl_filesystem_object_get_path(spl_filesystem_object *intern, size_t *len) /* {{{ */
{
#ifdef HAVE_GLOB
if (intern->type == SPL_FS_DIR) {
if (php_stream_is(intern->u.dir.dirp ,&php_glob_stream_ops)) {
return php_glob_stream_get_path(intern->u.dir.dirp, len);
}
}
#endif
if (len) {
*len = intern->_path_len;
}
return intern->_path;
} /* }}} */
static inline void spl_filesystem_object_get_file_name(spl_filesystem_object *intern) /* {{{ */
{
char slash = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_UNIXPATHS) ? '/' : DEFAULT_SLASH;
switch (intern->type) {
case SPL_FS_INFO:
case SPL_FS_FILE:
if (!intern->file_name) {
php_error_docref(NULL, E_ERROR, "Object not initialized");
}
break;
case SPL_FS_DIR:
{
size_t path_len = 0;
char *path = spl_filesystem_object_get_path(intern, &path_len);
if (intern->file_name) {
efree(intern->file_name);
}
/* if there is parent path, ammend it, otherwise just use the given path as is */
if (path_len == 0) {
intern->file_name_len = spprintf(
&intern->file_name, 0, "%s", intern->u.dir.entry.d_name);
} else {
intern->file_name_len = spprintf(
&intern->file_name, 0, "%s%c%s", path, slash, intern->u.dir.entry.d_name);
}
}
break;
}
} /* }}} */
static int spl_filesystem_dir_read(spl_filesystem_object *intern) /* {{{ */
{
if (!intern->u.dir.dirp || !php_stream_readdir(intern->u.dir.dirp, &intern->u.dir.entry)) {
intern->u.dir.entry.d_name[0] = '\0';
return 0;
} else {
return 1;
}
}
/* }}} */
#define IS_SLASH_AT(zs, pos) (IS_SLASH(zs[pos]))
static inline int spl_filesystem_is_dot(const char * d_name) /* {{{ */
{
return !strcmp(d_name, ".") || !strcmp(d_name, "..");
}
/* }}} */
/* {{{ spl_filesystem_dir_open */
/* open a directory resource */
static void spl_filesystem_dir_open(spl_filesystem_object* intern, char *path)
{
int skip_dots = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_SKIPDOTS);
intern->type = SPL_FS_DIR;
intern->_path_len = strlen(path);
intern->u.dir.dirp = php_stream_opendir(path, REPORT_ERRORS, FG(default_context));
if (intern->_path_len > 1 && IS_SLASH_AT(path, intern->_path_len-1)) {
intern->_path = estrndup(path, --intern->_path_len);
} else {
intern->_path = estrndup(path, intern->_path_len);
}
intern->u.dir.index = 0;
if (EG(exception) || intern->u.dir.dirp == NULL) {
intern->u.dir.entry.d_name[0] = '\0';
if (!EG(exception)) {
/* open failed w/out notice (turned to exception due to EH_THROW) */
zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0,
"Failed to open directory \"%s\"", path);
}
} else {
do {
spl_filesystem_dir_read(intern);
} while (skip_dots && spl_filesystem_is_dot(intern->u.dir.entry.d_name));
}
}
/* }}} */
static int spl_filesystem_file_open(spl_filesystem_object *intern, int use_include_path, int silent) /* {{{ */
{
zval tmp;
intern->type = SPL_FS_FILE;
php_stat(intern->file_name, intern->file_name_len, FS_IS_DIR, &tmp);
if (Z_TYPE(tmp) == IS_TRUE) {
intern->u.file.open_mode = NULL;
intern->file_name = NULL;
zend_throw_exception_ex(spl_ce_LogicException, 0, "Cannot use SplFileObject with directories");
return FAILURE;
}
intern->u.file.context = php_stream_context_from_zval(intern->u.file.zcontext, 0);
intern->u.file.stream = php_stream_open_wrapper_ex(intern->file_name, intern->u.file.open_mode, (use_include_path ? USE_PATH : 0) | REPORT_ERRORS, NULL, intern->u.file.context);
if (!intern->file_name_len || !intern->u.file.stream) {
if (!EG(exception)) {
zend_throw_exception_ex(spl_ce_RuntimeException, 0, "Cannot open file '%s'", intern->file_name_len ? intern->file_name : "");
}
intern->file_name = NULL; /* until here it is not a copy */
intern->u.file.open_mode = NULL;
return FAILURE;
}
/*
if (intern->u.file.zcontext) {
//zend_list_addref(Z_RES_VAL(intern->u.file.zcontext));
Z_ADDREF_P(intern->u.file.zcontext);
}
*/
if (intern->file_name_len > 1 && IS_SLASH_AT(intern->file_name, intern->file_name_len-1)) {
intern->file_name_len--;
}
intern->orig_path = estrndup(intern->u.file.stream->orig_path, strlen(intern->u.file.stream->orig_path));
intern->file_name = estrndup(intern->file_name, intern->file_name_len);
intern->u.file.open_mode = estrndup(intern->u.file.open_mode, intern->u.file.open_mode_len);
/* avoid reference counting in debug mode, thus do it manually */
ZVAL_RES(&intern->u.file.zresource, intern->u.file.stream->res);
/*!!! TODO: maybe bug?
Z_SET_REFCOUNT(intern->u.file.zresource, 1);
*/
intern->u.file.delimiter = ',';
intern->u.file.enclosure = '"';
intern->u.file.escape = (unsigned char) '\\';
intern->u.file.func_getCurr = zend_hash_str_find_ptr(&intern->std.ce->function_table, "getcurrentline", sizeof("getcurrentline") - 1);
return SUCCESS;
} /* }}} */
/* {{{ spl_filesystem_object_clone */
/* Local zend_object creation (on stack)
Load the 'other' object
Create a new empty object (See spl_filesystem_object_new_ex)
Open the directory
Clone other members (properties)
*/
static zend_object *spl_filesystem_object_clone(zend_object *old_object)
{
zend_object *new_object;
spl_filesystem_object *intern;
spl_filesystem_object *source;
int index, skip_dots;
source = spl_filesystem_from_obj(old_object);
new_object = spl_filesystem_object_new_ex(old_object->ce);
intern = spl_filesystem_from_obj(new_object);
intern->flags = source->flags;
switch (source->type) {
case SPL_FS_INFO:
intern->_path_len = source->_path_len;
intern->_path = estrndup(source->_path, source->_path_len);
intern->file_name_len = source->file_name_len;
intern->file_name = estrndup(source->file_name, intern->file_name_len);
break;
case SPL_FS_DIR:
spl_filesystem_dir_open(intern, source->_path);
/* read until we hit the position in which we were before */
skip_dots = SPL_HAS_FLAG(source->flags, SPL_FILE_DIR_SKIPDOTS);
for(index = 0; index < source->u.dir.index; ++index) {
do {
spl_filesystem_dir_read(intern);
} while (skip_dots && spl_filesystem_is_dot(intern->u.dir.entry.d_name));
}
intern->u.dir.index = index;
break;
case SPL_FS_FILE:
ZEND_ASSERT(0);
}
intern->file_class = source->file_class;
intern->info_class = source->info_class;
intern->oth = source->oth;
intern->oth_handler = source->oth_handler;
zend_objects_clone_members(new_object, old_object);
if (intern->oth_handler && intern->oth_handler->clone) {
intern->oth_handler->clone(source, intern);
}
return new_object;
}
/* }}} */
void spl_filesystem_info_set_filename(spl_filesystem_object *intern, char *path, size_t len, size_t use_copy) /* {{{ */
{
char *p1, *p2;
if (intern->file_name) {
efree(intern->file_name);
}
intern->file_name = use_copy ? estrndup(path, len) : path;
intern->file_name_len = len;
while (intern->file_name_len > 1 && IS_SLASH_AT(intern->file_name, intern->file_name_len-1)) {
intern->file_name[intern->file_name_len-1] = 0;
intern->file_name_len--;
}
p1 = strrchr(intern->file_name, '/');
#if defined(PHP_WIN32)
p2 = strrchr(intern->file_name, '\\');
#else
p2 = 0;
#endif
if (p1 || p2) {
intern->_path_len = ((p1 > p2 ? p1 : p2) - intern->file_name);
} else {
intern->_path_len = 0;
}
if (intern->_path) {
efree(intern->_path);
}
intern->_path = estrndup(path, intern->_path_len);
} /* }}} */
static spl_filesystem_object *spl_filesystem_object_create_info(spl_filesystem_object *source, char *file_path, size_t file_path_len, int use_copy, zend_class_entry *ce, zval *return_value) /* {{{ */
{
spl_filesystem_object *intern;
zval arg1;
zend_error_handling error_handling;
if (!file_path || !file_path_len) {
#if defined(PHP_WIN32)
zend_throw_exception_ex(spl_ce_RuntimeException, 0, "Cannot create SplFileInfo for empty path");
if (file_path && !use_copy) {
efree(file_path);
}
#else
if (file_path && !use_copy) {
efree(file_path);
}
file_path_len = 1;
file_path = "/";
#endif
return NULL;
}
zend_replace_error_handling(EH_THROW, spl_ce_RuntimeException, &error_handling);
ce = ce ? ce : source->info_class;
zend_update_class_constants(ce);
intern = spl_filesystem_from_obj(spl_filesystem_object_new_ex(ce));
ZVAL_OBJ(return_value, &intern->std);
if (ce->constructor->common.scope != spl_ce_SplFileInfo) {
ZVAL_STRINGL(&arg1, file_path, file_path_len);
zend_call_method_with_1_params(Z_OBJ_P(return_value), ce, &ce->constructor, "__construct", NULL, &arg1);
zval_ptr_dtor(&arg1);
} else {
spl_filesystem_info_set_filename(intern, file_path, file_path_len, use_copy);
}
zend_restore_error_handling(&error_handling);
return intern;
} /* }}} */
static spl_filesystem_object *spl_filesystem_object_create_type(int ht, spl_filesystem_object *source, int type, zend_class_entry *ce, zval *return_value) /* {{{ */
{
spl_filesystem_object *intern;
zend_bool use_include_path = 0;
zval arg1, arg2;
zend_error_handling error_handling;
zend_replace_error_handling(EH_THROW, spl_ce_RuntimeException, &error_handling);
switch (source->type) {
case SPL_FS_INFO:
case SPL_FS_FILE:
break;
case SPL_FS_DIR:
if (!source->u.dir.entry.d_name[0]) {
zend_throw_exception_ex(spl_ce_RuntimeException, 0, "Could not open file");
zend_restore_error_handling(&error_handling);
return NULL;
}
}
switch (type) {
case SPL_FS_INFO:
ce = ce ? ce : source->info_class;
if (UNEXPECTED(zend_update_class_constants(ce) != SUCCESS)) {
break;
}
intern = spl_filesystem_from_obj(spl_filesystem_object_new_ex(ce));
ZVAL_OBJ(return_value, &intern->std);
spl_filesystem_object_get_file_name(source);
if (ce->constructor->common.scope != spl_ce_SplFileInfo) {
ZVAL_STRINGL(&arg1, source->file_name, source->file_name_len);
zend_call_method_with_1_params(Z_OBJ_P(return_value), ce, &ce->constructor, "__construct", NULL, &arg1);
zval_ptr_dtor(&arg1);
} else {
intern->file_name = estrndup(source->file_name, source->file_name_len);
intern->file_name_len = source->file_name_len;
intern->_path = spl_filesystem_object_get_path(source, &intern->_path_len);
intern->_path = estrndup(intern->_path, intern->_path_len);
}
break;
case SPL_FS_FILE:
ce = ce ? ce : source->file_class;
if (UNEXPECTED(zend_update_class_constants(ce) != SUCCESS)) {
break;
}
intern = spl_filesystem_from_obj(spl_filesystem_object_new_ex(ce));
ZVAL_OBJ(return_value, &intern->std);
spl_filesystem_object_get_file_name(source);
if (ce->constructor->common.scope != spl_ce_SplFileObject) {
ZVAL_STRINGL(&arg1, source->file_name, source->file_name_len);
ZVAL_STRINGL(&arg2, "r", 1);
zend_call_method_with_2_params(Z_OBJ_P(return_value), ce, &ce->constructor, "__construct", NULL, &arg1, &arg2);
zval_ptr_dtor(&arg1);
zval_ptr_dtor(&arg2);
} else {
intern->file_name = source->file_name;
intern->file_name_len = source->file_name_len;
intern->_path = spl_filesystem_object_get_path(source, &intern->_path_len);
intern->_path = estrndup(intern->_path, intern->_path_len);
intern->u.file.open_mode = "r";
intern->u.file.open_mode_len = 1;
if (ht && zend_parse_parameters(ht, "|sbr",
&intern->u.file.open_mode, &intern->u.file.open_mode_len,
&use_include_path, &intern->u.file.zcontext) == FAILURE) {
zend_restore_error_handling(&error_handling);
intern->u.file.open_mode = NULL;
intern->file_name = NULL;
zval_ptr_dtor(return_value);
ZVAL_NULL(return_value);
return NULL;
}
if (spl_filesystem_file_open(intern, use_include_path, 0) == FAILURE) {
zend_restore_error_handling(&error_handling);
zval_ptr_dtor(return_value);
ZVAL_NULL(return_value);
return NULL;
}
}
break;
case SPL_FS_DIR:
zend_restore_error_handling(&error_handling);
zend_throw_exception_ex(spl_ce_RuntimeException, 0, "Operation not supported");
return NULL;
}
zend_restore_error_handling(&error_handling);
return NULL;
} /* }}} */
static int spl_filesystem_is_invalid_or_dot(const char * d_name) /* {{{ */
{
return d_name[0] == '\0' || spl_filesystem_is_dot(d_name);
}
/* }}} */
static char *spl_filesystem_object_get_pathname(spl_filesystem_object *intern, size_t *len) { /* {{{ */
switch (intern->type) {
case SPL_FS_INFO:
case SPL_FS_FILE:
*len = intern->file_name_len;
return intern->file_name;
case SPL_FS_DIR:
if (intern->u.dir.entry.d_name[0]) {
spl_filesystem_object_get_file_name(intern);
*len = intern->file_name_len;
return intern->file_name;
}
}
*len = 0;
return NULL;
}
/* }}} */
static HashTable *spl_filesystem_object_get_debug_info(zend_object *object, int *is_temp) /* {{{ */
{
spl_filesystem_object *intern = spl_filesystem_from_obj(object);
zval tmp;
HashTable *rv;
zend_string *pnstr;
char *path;
size_t path_len;
char stmp[2];
*is_temp = 1;
if (!intern->std.properties) {
rebuild_object_properties(&intern->std);
}
rv = zend_array_dup(intern->std.properties);
pnstr = spl_gen_private_prop_name(spl_ce_SplFileInfo, "pathName", sizeof("pathName")-1);
path = spl_filesystem_object_get_pathname(intern, &path_len);
ZVAL_STRINGL(&tmp, path ? path : "", path_len);
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
if (intern->file_name) {
pnstr = spl_gen_private_prop_name(spl_ce_SplFileInfo, "fileName", sizeof("fileName")-1);
spl_filesystem_object_get_path(intern, &path_len);
if (path_len && path_len < intern->file_name_len) {
ZVAL_STRINGL(&tmp, intern->file_name + path_len + 1, intern->file_name_len - (path_len + 1));
} else {
ZVAL_STRINGL(&tmp, intern->file_name, intern->file_name_len);
}
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
}
if (intern->type == SPL_FS_DIR) {
#ifdef HAVE_GLOB
pnstr = spl_gen_private_prop_name(spl_ce_DirectoryIterator, "glob", sizeof("glob")-1);
if (php_stream_is(intern->u.dir.dirp ,&php_glob_stream_ops)) {
ZVAL_STRINGL(&tmp, intern->_path, intern->_path_len);
} else {
ZVAL_FALSE(&tmp);
}
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
#endif
pnstr = spl_gen_private_prop_name(spl_ce_RecursiveDirectoryIterator, "subPathName", sizeof("subPathName")-1);
if (intern->u.dir.sub_path) {
ZVAL_STRINGL(&tmp, intern->u.dir.sub_path, intern->u.dir.sub_path_len);
} else {
ZVAL_EMPTY_STRING(&tmp);
}
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
}
if (intern->type == SPL_FS_FILE) {
pnstr = spl_gen_private_prop_name(spl_ce_SplFileObject, "openMode", sizeof("openMode")-1);
ZVAL_STRINGL(&tmp, intern->u.file.open_mode, intern->u.file.open_mode_len);
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
stmp[1] = '\0';
stmp[0] = intern->u.file.delimiter;
pnstr = spl_gen_private_prop_name(spl_ce_SplFileObject, "delimiter", sizeof("delimiter")-1);
ZVAL_STRINGL(&tmp, stmp, 1);
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
stmp[0] = intern->u.file.enclosure;
pnstr = spl_gen_private_prop_name(spl_ce_SplFileObject, "enclosure", sizeof("enclosure")-1);
ZVAL_STRINGL(&tmp, stmp, 1);
zend_symtable_update(rv, pnstr, &tmp);
zend_string_release_ex(pnstr, 0);
}
return rv;
}
/* }}} */
zend_function *spl_filesystem_object_get_method_check(zend_object **object, zend_string *method, const zval *key) /* {{{ */
{
spl_filesystem_object *fsobj = spl_filesystem_from_obj(*object);
if (fsobj->u.dir.dirp == NULL && fsobj->orig_path == NULL) {
zend_function *func;
zend_string *tmp = zend_string_init("_bad_state_ex", sizeof("_bad_state_ex") - 1, 0);
func = zend_std_get_method(object, tmp, NULL);
zend_string_release_ex(tmp, 0);
return func;
}
return zend_std_get_method(object, method, key);
}
/* }}} */
#define DIT_CTOR_FLAGS 0x00000001
#define DIT_CTOR_GLOB 0x00000002
void spl_filesystem_object_construct(INTERNAL_FUNCTION_PARAMETERS, zend_long ctor_flags) /* {{{ */
{
spl_filesystem_object *intern;
char *path;
int parsed;
size_t len;
zend_long flags;
zend_error_handling error_handling;
zend_replace_error_handling(EH_THROW, spl_ce_UnexpectedValueException, &error_handling);
if (SPL_HAS_FLAG(ctor_flags, DIT_CTOR_FLAGS)) {
flags = SPL_FILE_DIR_KEY_AS_PATHNAME|SPL_FILE_DIR_CURRENT_AS_FILEINFO;
parsed = zend_parse_parameters(ZEND_NUM_ARGS(), "s|l", &path, &len, &flags);
} else {
flags = SPL_FILE_DIR_KEY_AS_PATHNAME|SPL_FILE_DIR_CURRENT_AS_SELF;
parsed = zend_parse_parameters(ZEND_NUM_ARGS(), "s", &path, &len);
}
if (SPL_HAS_FLAG(ctor_flags, SPL_FILE_DIR_SKIPDOTS)) {
flags |= SPL_FILE_DIR_SKIPDOTS;
}
if (SPL_HAS_FLAG(ctor_flags, SPL_FILE_DIR_UNIXPATHS)) {
flags |= SPL_FILE_DIR_UNIXPATHS;
}
if (parsed == FAILURE) {
zend_restore_error_handling(&error_handling);
return;
}
if (!len) {
zend_throw_exception_ex(spl_ce_RuntimeException, 0, "Directory name must not be empty.");
zend_restore_error_handling(&error_handling);
return;
}
intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
if (intern->_path) {
/* object is already initialized */
zend_restore_error_handling(&error_handling);
php_error_docref(NULL, E_WARNING, "Directory object is already initialized");
return;
}
intern->flags = flags;
#ifdef HAVE_GLOB
if (SPL_HAS_FLAG(ctor_flags, DIT_CTOR_GLOB) && strstr(path, "glob://") != path) {
spprintf(&path, 0, "glob://%s", path);
spl_filesystem_dir_open(intern, path);
efree(path);
} else
#endif
{
spl_filesystem_dir_open(intern, path);
}
intern->u.dir.is_recursive = instanceof_function(intern->std.ce, spl_ce_RecursiveDirectoryIterator) ? 1 : 0;
zend_restore_error_handling(&error_handling);
}
/* }}} */
/* {{{ proto DirectoryIterator::__construct(string path)
Cronstructs a new dir iterator from a path. */
SPL_METHOD(DirectoryIterator, __construct)
{
spl_filesystem_object_construct(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ proto void DirectoryIterator::rewind()
Rewind dir back to the start */
SPL_METHOD(DirectoryIterator, rewind)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern->u.dir.index = 0;
if (intern->u.dir.dirp) {
php_stream_rewinddir(intern->u.dir.dirp);
}
spl_filesystem_dir_read(intern);
}
/* }}} */
/* {{{ proto string DirectoryIterator::key()
Return current dir entry */
SPL_METHOD(DirectoryIterator, key)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
if (intern->u.dir.dirp) {
RETURN_LONG(intern->u.dir.index);
} else {
RETURN_FALSE;
}
}
/* }}} */
/* {{{ proto DirectoryIterator DirectoryIterator::current()
Return this (needed for Iterator interface) */
SPL_METHOD(DirectoryIterator, current)
{
if (zend_parse_parameters_none() == FAILURE) {
return;
}
ZVAL_OBJ(return_value, Z_OBJ_P(ZEND_THIS));
Z_ADDREF_P(return_value);
}
/* }}} */
/* {{{ proto void DirectoryIterator::next()
Move to next entry */
SPL_METHOD(DirectoryIterator, next)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
int skip_dots = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_SKIPDOTS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern->u.dir.index++;
do {
spl_filesystem_dir_read(intern);
} while (skip_dots && spl_filesystem_is_dot(intern->u.dir.entry.d_name));
if (intern->file_name) {
efree(intern->file_name);
intern->file_name = NULL;
}
}
/* }}} */
/* {{{ proto void DirectoryIterator::seek(int position)
Seek to the given position */
SPL_METHOD(DirectoryIterator, seek)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
zval retval;
zend_long pos;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &pos) == FAILURE) {
return;
}
if (intern->u.dir.index > pos) {
/* we first rewind */
zend_call_method_with_0_params(Z_OBJ_P(ZEND_THIS), Z_OBJCE_P(ZEND_THIS), &intern->u.dir.func_rewind, "rewind", NULL);
}
while (intern->u.dir.index < pos) {
int valid = 0;
zend_call_method_with_0_params(Z_OBJ_P(ZEND_THIS), Z_OBJCE_P(ZEND_THIS), &intern->u.dir.func_valid, "valid", &retval);
valid = zend_is_true(&retval);
zval_ptr_dtor(&retval);
if (!valid) {
zend_throw_exception_ex(spl_ce_OutOfBoundsException, 0, "Seek position " ZEND_LONG_FMT " is out of range", pos);
return;
}
zend_call_method_with_0_params(Z_OBJ_P(ZEND_THIS), Z_OBJCE_P(ZEND_THIS), &intern->u.dir.func_next, "next", NULL);
}
} /* }}} */
/* {{{ proto string DirectoryIterator::valid()
Check whether dir contains more entries */
SPL_METHOD(DirectoryIterator, valid)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
RETURN_BOOL(intern->u.dir.entry.d_name[0] != '\0');
}
/* }}} */
/* {{{ proto string SplFileInfo::getPath()
Return the path */
SPL_METHOD(SplFileInfo, getPath)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
char *path;
size_t path_len;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
path = spl_filesystem_object_get_path(intern, &path_len);
if (path) {
RETURN_STRINGL(path, path_len);
} else {
RETURN_EMPTY_STRING();
}
}
/* }}} */
/* {{{ proto string SplFileInfo::getFilename()
Return filename only */
SPL_METHOD(SplFileInfo, getFilename)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
size_t path_len;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
spl_filesystem_object_get_path(intern, &path_len);
if (path_len && path_len < intern->file_name_len) {
RETURN_STRINGL(intern->file_name + path_len + 1, intern->file_name_len - (path_len + 1));
} else {
RETURN_STRINGL(intern->file_name, intern->file_name_len);
}
}
/* }}} */
/* {{{ proto string DirectoryIterator::getFilename()
Return filename of current dir entry */
SPL_METHOD(DirectoryIterator, getFilename)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
RETURN_STRING(intern->u.dir.entry.d_name);
}
/* }}} */
/* {{{ proto string SplFileInfo::getExtension()
Returns file extension component of path */
SPL_METHOD(SplFileInfo, getExtension)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
char *fname = NULL;
const char *p;
size_t flen;
size_t path_len;
size_t idx;
zend_string *ret;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
spl_filesystem_object_get_path(intern, &path_len);
if (path_len && path_len < intern->file_name_len) {
fname = intern->file_name + path_len + 1;
flen = intern->file_name_len - (path_len + 1);
} else {
fname = intern->file_name;
flen = intern->file_name_len;
}
ret = php_basename(fname, flen, NULL, 0);
p = zend_memrchr(ZSTR_VAL(ret), '.', ZSTR_LEN(ret));
if (p) {
idx = p - ZSTR_VAL(ret);
RETVAL_STRINGL(ZSTR_VAL(ret) + idx + 1, ZSTR_LEN(ret) - idx - 1);
zend_string_release_ex(ret, 0);
return;
} else {
zend_string_release_ex(ret, 0);
RETURN_EMPTY_STRING();
}
}
/* }}}*/
/* {{{ proto string DirectoryIterator::getExtension()
Returns the file extension component of path */
SPL_METHOD(DirectoryIterator, getExtension)
{
spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
const char *p;
size_t idx;
zend_string *fname;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
fname = php_basename(intern->u.dir.entry.d_name, strlen(intern->u.dir.entry.d_name), NULL, 0);
p = zend_memrchr(ZSTR_VAL(fname), '.', ZSTR_LEN(fname));
if (p) {
idx = p - ZSTR_VAL(fname);
RETVAL_STRINGL(ZSTR_VAL(fname) + idx + 1, ZSTR_LEN(fname) - idx - 1);
zend_string_release_ex(fname, 0);
} else {
zend_string_release_ex(fname, 0);
RETURN_EMPTY_STRING();
}
}
/* }}} */
/* {{{ proto string SplFileInfo::getBasename([string $suffix])