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#include "zend.h"
#include "zend_globals.h"
#include "zend_variables.h"
#include "zend_API.h"
#include "zend_objects.h"
#include "zend_objects_API.h"
#include "zend_object_handlers.h"
#define DEBUG_OBJECT_HANDLERS 0
static HashTable *zend_std_get_properties(zval *object TSRMLS_DC)
{
zend_object *zobj;
zobj = Z_OBJ_P(object);
return zobj->properties;
}
zval *zend_std_read_property(zval *object, zval *member, int type TSRMLS_DC)
{
zend_object *zobj;
zval tmp_member;
zval **retval;
zobj = Z_OBJ_P(object);
if (member->type != IS_STRING) {
tmp_member = *member;
zval_copy_ctor(&tmp_member);
convert_to_string(&tmp_member);
member = &tmp_member;
}
#if DEBUG_OBJECT_HANDLERS
fprintf(stderr, "Read object #%d property: %s\n", Z_OBJ_HANDLE_P(object), Z_STRVAL_P(member));
#endif
if (zend_hash_find(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &retval) == FAILURE) {
switch (type) {
case BP_VAR_R:
zend_error(E_NOTICE,"Undefined property: %s", Z_STRVAL_P(member));
/* break missing intentionally */
case BP_VAR_IS:
retval = &EG(uninitialized_zval_ptr);
break;
case BP_VAR_RW:
zend_error(E_NOTICE,"Undefined property: %s", Z_STRVAL_P(member));
/* break missing intentionally */
case BP_VAR_W: {
zval *new_zval = &EG(uninitialized_zval);
new_zval->refcount++;
zend_hash_update(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, &new_zval, sizeof(zval *), (void **) &retval);
}
break;
EMPTY_SWITCH_DEFAULT_CASE()
}
}
if (member == &tmp_member) {
zval_dtor(member);
}
return *retval;
}
static void zend_std_write_property(zval *object, zval *member, zval *value TSRMLS_DC)
{
zend_object *zobj;
zval tmp_member;
zval **variable_ptr;
zobj = Z_OBJ_P(object);
if (member->type != IS_STRING) {
tmp_member = *member;
zval_copy_ctor(&tmp_member);
convert_to_string(&tmp_member);
member = &tmp_member;
}
if (zend_hash_find(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &variable_ptr) == SUCCESS) {
if (*variable_ptr == EG(error_zval_ptr) || member == EG(error_zval_ptr)) {
/* variable_ptr = EG(uninitialized_zval_ptr); */
/* } else if (variable_ptr==&EG(uninitialized_zval) || variable_ptr!=value_ptr) { */
} else if (*variable_ptr != value) {
(*variable_ptr)->refcount--;
if ((*variable_ptr)->refcount == 0) {
zendi_zval_dtor(**variable_ptr);
FREE_ZVAL(*variable_ptr);
}
}
}
value->refcount++;
zend_hash_update(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, &value, sizeof(zval *), NULL);
if (member == &tmp_member) {
zval_dtor(member);
}
}
static zval **zend_std_get_property_ptr(zval *object, zval *member TSRMLS_DC)
{
zend_object *zobj;
zval tmp_member;
zval **retval;
zobj = Z_OBJ_P(object);
if (member->type != IS_STRING) {
tmp_member = *member;
zval_copy_ctor(&tmp_member);
convert_to_string(&tmp_member);
member = &tmp_member;
}
#if DEBUG_OBJECT_HANDLERS
fprintf(stderr, "Ptr object #%d property: %s\n", Z_OBJ_HANDLE_P(object), Z_STRVAL_P(member));
#endif
if (zend_hash_find(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &retval) == FAILURE) {
zval *new_zval = &EG(uninitialized_zval);
zend_error(E_NOTICE, "Undefined property: %s", Z_STRVAL_P(member));
new_zval->refcount++;
zend_hash_update(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, &new_zval, sizeof(zval *), (void **) &retval);
}
if (member == &tmp_member) {
zval_dtor(member);
}
return retval;
}
static void zend_std_unset_property(zval *object, zval *member TSRMLS_DC)
{
zend_object *zobj;
zval tmp_member;
zobj = Z_OBJ_P(object);
if (member->type != IS_STRING) {
tmp_member = *member;
zval_copy_ctor(&tmp_member);
convert_to_string(&tmp_member);
member = &tmp_member;
}
zend_hash_del(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1);
if (member == &tmp_member) {
zval_dtor(member);
}
}
static union _zend_function *zend_std_get_method(zval *object, char *method_name, int method_len TSRMLS_DC)
{
zend_object *zobj;
zend_function *func_method;
char *lc_method_name;
lc_method_name = do_alloca(method_len+1);
/* Create a zend_copy_str_tolower(dest, src, src_length); */
memcpy(lc_method_name, method_name, method_len+1);
zend_str_tolower(lc_method_name, method_len);
zobj = Z_OBJ_P(object);
if(zend_hash_find(&zobj->ce->function_table, lc_method_name, method_len+1, (void **)&func_method) == FAILURE) {
zend_error(E_ERROR, "Call to undefined function %s()", method_name);
}
free_alloca(lc_method_name);
return func_method;
}
static union _zend_function *zend_std_get_constructor(zval *object TSRMLS_DC)
{
zend_object *zobj;
zobj = Z_OBJ_P(object);
return zobj->ce->constructor;
}
int zend_compare_symbol_tables_i(HashTable *ht1, HashTable *ht2 TSRMLS_DC);
static int zend_std_compare_objects(zval *o1, zval *o2 TSRMLS_DC)
{
zend_object *zobj1, *zobj2;
zobj1 = Z_OBJ_P(o1);
zobj2 = Z_OBJ_P(o2);
if(zobj1->ce != zobj2->ce) {
return 1; /* different classes */
}
return zend_compare_symbol_tables_i(zobj1->properties, zobj2->properties TSRMLS_CC);
}
static int zend_std_has_property(zval *object, zval *member, int check_empty TSRMLS_DC)
{
zend_object *zobj;
int result;
zval **value;
zval tmp_member;
zobj = Z_OBJ_P(object);
if (member->type != IS_STRING) {
tmp_member = *member;
zval_copy_ctor(&tmp_member);
convert_to_string(&tmp_member);
member = &tmp_member;
}
if(zend_hash_find(zobj->properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **)&value) == SUCCESS) {
if(check_empty) {
result = zend_is_true(*value);
} else {
result = (Z_TYPE_PP(value) != IS_NULL);
}
} else {
result = 0;
}
if (member == &tmp_member) {
zval_dtor(member);
}
return result;
}
zend_class_entry *zend_std_object_get_class(zval *object TSRMLS_DC)
{
zend_object *zobj;
zobj = Z_OBJ_P(object);
return zobj->ce;
}
zend_object_handlers std_object_handlers = {
zend_objects_store_add_ref, /* add_ref */
zend_objects_store_del_ref, /* del_ref */
zend_objects_store_delete_obj, /* delete_obj */
zend_objects_clone_obj, /* clone_obj */
zend_std_read_property, /* read_property */
zend_std_write_property, /* write_property */
zend_std_get_property_ptr, /* get_property_ptr */
zend_std_get_property_ptr, /* get_property_zval_ptr */
NULL, /* get */
NULL, /* set */
zend_std_has_property, /* has_property */
zend_std_unset_property, /* unset_property */
zend_std_get_properties, /* get_properties */
zend_std_get_method, /* get_method */
NULL, /* call_method */
zend_std_get_constructor, /* get_constructor */
zend_std_object_get_class, /* get_class_entry */
NULL, /* get_class_name */
zend_std_compare_objects /* compare_objects */
};
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