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aop.c
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aop.c
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/*
+------------------------------------------------------------------------+
| Phalcon Framework |
+------------------------------------------------------------------------+
| Copyright (c) 2011-2014 Phalcon Team (http://www.phalconphp.com) |
+------------------------------------------------------------------------+
| This source file is subject to the New BSD License that is bundled |
| with this package in the file docs/LICENSE.txt. |
| |
| If you did not receive a copy of the license and are unable to |
| obtain it through the world-wide-web, please send an email |
| to license@phalconphp.com so we can send you a copy immediately. |
+------------------------------------------------------------------------+
| Authors: Andres Gutierrez <andres@phalconphp.com> |
| Eduar Carvajal <eduar@phalconphp.com> |
| ZhuZongXin <dreamsxin@qq.com> |
| Julien Salleyron <julien.salleyron@gmail.com> |
| <pangudashu@gmail.com> |
+------------------------------------------------------------------------+
*/
#include "aop.h"
#include "aop/lexer.h"
#include "aop/joinpoint.h"
#include "aop/exception.h"
#include <ext/standard/php_string.h>
#include "kernel/main.h"
#include "kernel/memory.h"
#include "kernel/exception.h"
extern ZEND_API void (*original_zend_execute_internal)(zend_execute_data *execute_data, zval *return_value);
extern ZEND_API void (*original_zend_execute_ex)(zend_execute_data *execute_data);
zend_object_read_property_t original_zend_std_read_property;
zend_object_write_property_t original_zend_std_write_property;
zend_object_get_property_ptr_ptr_t original_zend_std_get_property_ptr_ptr;
/**
* Phalcon\Aop
*
* AOP aims to allow separation of cross-cutting concerns (cache, log, security, transactions, ...)
*/
zend_class_entry *phalcon_aop_ce;
PHP_METHOD(Phalcon_Aop, addBefore);
PHP_METHOD(Phalcon_Aop, addAfter);
PHP_METHOD(Phalcon_Aop, addAfterReturning);
PHP_METHOD(Phalcon_Aop, addAfterThrowing);
PHP_METHOD(Phalcon_Aop, addAround);
ZEND_BEGIN_ARG_INFO_EX(arginfo_phalcon_aop_addbefore, 0, 0, 2)
ZEND_ARG_TYPE_INFO(0, pointcut, IS_STRING, 0)
ZEND_ARG_CALLABLE_INFO(0, advice, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_phalcon_aop_addafter, 0, 0, 2)
ZEND_ARG_TYPE_INFO(0, pointcut, IS_STRING, 0)
ZEND_ARG_CALLABLE_INFO(0, advice, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_phalcon_aop_addafterreturning, 0, 0, 2)
ZEND_ARG_TYPE_INFO(0, pointcut, IS_STRING, 0)
ZEND_ARG_CALLABLE_INFO(0, advice, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_phalcon_aop_addafterthrowing, 0, 0, 2)
ZEND_ARG_TYPE_INFO(0, pointcut, IS_STRING, 0)
ZEND_ARG_CALLABLE_INFO(0, advice, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_phalcon_aop_addaround, 0, 0, 2)
ZEND_ARG_TYPE_INFO(0, pointcut, IS_STRING, 0)
ZEND_ARG_CALLABLE_INFO(0, advice, 0)
ZEND_END_ARG_INFO()
static const zend_function_entry phalcon_aop_method_entry[] = {
PHP_ME(Phalcon_Aop, addBefore, arginfo_phalcon_aop_addbefore, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_ME(Phalcon_Aop, addAfter, arginfo_phalcon_aop_addafter, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_ME(Phalcon_Aop, addAfterReturning, arginfo_phalcon_aop_addafterreturning, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_ME(Phalcon_Aop, addAfterThrowing, arginfo_phalcon_aop_addafterthrowing, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_ME(Phalcon_Aop, addAround, arginfo_phalcon_aop_addaround, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
PHP_FE_END
};
/**
* Phalcon\Aop initializer
*/
PHALCON_INIT_CLASS(Phalcon_Aop){
PHALCON_REGISTER_CLASS(Phalcon, Aop, aop, phalcon_aop_method_entry, 0);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_BEFORE"), PHALCON_AOP_KIND_BEFORE);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AFTER"), PHALCON_AOP_KIND_AFTER);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AROUND"), PHALCON_AOP_KIND_AROUND);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_PROPERTY"), PHALCON_AOP_KIND_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_FUNCTION"), PHALCON_AOP_KIND_FUNCTION);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_METHOD"), PHALCON_AOP_KIND_METHOD);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_READ"), PHALCON_AOP_KIND_READ);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_WRITE"), PHALCON_AOP_KIND_WRITE);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AROUND_WRITE_PROPERTY"), PHALCON_AOP_KIND_AROUND_WRITE_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AROUND_READ_PROPERTY"), PHALCON_AOP_KIND_AROUND_READ_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_BEFORE_WRITE_PROPERTY"), PHALCON_AOP_KIND_BEFORE_WRITE_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_BEFORE_READ_PROPERTY"), PHALCON_AOP_KIND_BEFORE_READ_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AFTER_WRITE_PROPERTY"), PHALCON_AOP_KIND_AFTER_WRITE_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AFTER_READ_PROPERTY"), PHALCON_AOP_KIND_AFTER_READ_PROPERTY);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_BEFORE_METHOD"), PHALCON_AOP_KIND_BEFORE_METHOD);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AFTER_METHOD"), PHALCON_AOP_KIND_AFTER_METHOD);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AROUND_METHOD"), PHALCON_AOP_KIND_AROUND_METHOD);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_BEFORE_FUNCTION"), PHALCON_AOP_KIND_BEFORE_FUNCTION);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AFTER_FUNCTION"), PHALCON_AOP_KIND_AFTER_FUNCTION);
zend_declare_class_constant_long(phalcon_aop_ce, SL("KIND_AROUND_FUNCTION"), PHALCON_AOP_KIND_AROUND_FUNCTION);
return SUCCESS;
}
static int strcmp_with_joker_case(char *str_with_jok, char *str, int case_sensitive) /*{{{*/
{
if (str_with_jok[0] == '*') {
if (str_with_jok[1] == '\0') {
return 1;
}
}
if (str_with_jok[0] == '*') {
if (case_sensitive) {
return !strcmp(str_with_jok+1, str+(strlen(str)-(strlen(str_with_jok)-1)));
} else {
return !strcasecmp(str_with_jok+1, str+(strlen(str)-(strlen(str_with_jok)-1)));
}
}
if (str_with_jok[strlen(str_with_jok)-1] == '*') {
if (case_sensitive) {
return !strncmp(str_with_jok, str, strlen(str_with_jok)-1);
} else {
return !strncasecmp(str_with_jok, str, strlen(str_with_jok)-1);
}
}
if (case_sensitive) {
return !strcmp(str_with_jok, str);
} else {
return !strcasecmp(str_with_jok, str);
}
}
/*}}}*/
static int pointcut_match_zend_class_entry(phalcon_aop_pointcut *pc, zend_class_entry *ce) /*{{{*/
{
int i, matches;
if (pc == NULL || pc->re_class == NULL) {
return 0;
}
#if PHP_VERSION_ID >= 70300
pcre2_match_data *match_data = php_pcre_create_match_data(0, pc->re_class);
if (NULL == match_data) {
return 0;
}
#endif
#if PHP_VERSION_ID >= 70300
matches = pcre2_match(pc->re_class, (PCRE2_SPTR)ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), 0, 0, match_data, php_pcre_mctx());
if (matches >= 0) {
php_pcre_free_match_data(match_data);
return 1;
}
#else
matches = pcre_exec(pc->re_class, NULL, ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), 0, 0, NULL, 0);
if (matches >= 0) {
return 1;
}
#endif
for (i = 0; i < (int) ce->num_interfaces; i++) {
#if PHP_VERSION_ID >= 70300
matches = pcre2_match(pc->re_class, (PCRE2_SPTR)ZSTR_VAL(ce->interfaces[i]->name), ZSTR_LEN(ce->interfaces[i]->name), 0, 0, match_data, php_pcre_mctx());
if (matches >= 0) {
php_pcre_free_match_data(match_data);
return 1;
}
#else
matches = pcre_exec(pc->re_class, NULL, ZSTR_VAL(ce->interfaces[i]->name), ZSTR_LEN(ce->interfaces[i]->name), 0, 0, NULL, 0);
if (matches >= 0) {
return 1;
}
#endif
}
for (i = 0; i < (int) ce->num_traits; i++) {
#if PHP_VERSION_ID >= 70400
matches = pcre2_match(pc->re_class, (PCRE2_SPTR)ZSTR_VAL(ce->trait_names[i].name), ZSTR_LEN(ce->trait_names[i].name), 0, 0, match_data, php_pcre_mctx());
if (matches >= 0) {
php_pcre_free_match_data(match_data);
return 1;
}
#elif PHP_VERSION_ID >= 70300
matches = pcre2_match(pc->re_class, (PCRE2_SPTR)ZSTR_VAL(ce->traits[i]->name), ZSTR_LEN(ce->traits[i]->name), 0, 0, match_data, php_pcre_mctx());
if (matches >= 0) {
php_pcre_free_match_data(match_data);
return 1;
}
#else
matches = pcre_exec(pc->re_class, NULL, ZSTR_VAL(ce->traits[i]->name), ZSTR_LEN(ce->traits[i]->name), 0, 0, NULL, 0);
if (matches>=0) {
return 1;
}
#endif
}
ce = ce->parent;
while (ce != NULL) {
#if PHP_VERSION_ID >= 70300
matches = pcre2_match(pc->re_class, (PCRE2_SPTR)ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), 0, 0, NULL, 0);
if (matches >= 0) {
php_pcre_free_match_data(match_data);
return 1;
}
#else
matches = pcre_exec(pc->re_class, NULL, ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), 0, 0, NULL, 0);
if (matches >= 0) {
return 1;
}
#endif
ce = ce->parent;
}
#if PHP_VERSION_ID >= 70300
php_pcre_free_match_data(match_data);
#endif
return 0;
}
/*}}}*/
static zend_array *calculate_class_pointcuts(zend_class_entry *ce, int kind_of_advice) /*{{{*/
{
phalcon_aop_pointcut *pc;
zend_array *ht;
zval *pc_value;
ALLOC_HASHTABLE(ht);
zend_hash_init(ht, 16, NULL, NULL , 0);
ZEND_HASH_FOREACH_VAL(PHALCON_GLOBAL(aop).pointcuts_table, pc_value) {
pc = (phalcon_aop_pointcut *)Z_PTR_P(pc_value);
if (!(pc->kind_of_advice & kind_of_advice)) {
continue;
}
if ((ce == NULL && pc->kind_of_advice & PHALCON_AOP_KIND_FUNCTION)
|| (ce != NULL && pointcut_match_zend_class_entry(pc, ce))) {
zend_hash_next_index_insert(ht, pc_value);
}
} ZEND_HASH_FOREACH_END();
return ht;
}
/*}}}*/
static int pointcut_match_zend_function(phalcon_aop_pointcut *pc, zend_execute_data *ex) /*{{{*/
{
int comp_start = 0;
zend_function *curr_func = ex->func;
//check static
if (pc->static_state != 2) {
if (pc->static_state) {
if (!(curr_func->common.fn_flags & ZEND_ACC_STATIC)) {
return 0;
}
} else {
if ((curr_func->common.fn_flags & ZEND_ACC_STATIC)) {
return 0;
}
}
}
//check public/protect/private
if (pc->scope != 0 && !(pc->scope & (curr_func->common.fn_flags & ZEND_ACC_PPP_MASK))) {
return 0;
}
if (pc->class_name == NULL && ZSTR_VAL(pc->method)[0] == '*' && ZSTR_VAL(pc->method)[1] == '\0') {
return 1;
}
if (pc->class_name == NULL && curr_func->common.scope != NULL) {
return 0;
}
if (pc->method_jok) {
int matches;
#if PHP_VERSION_ID >= 70300
pcre2_match_data *match_data = php_pcre_create_match_data(0, pc->re_method);
if (NULL == match_data) {
return 0;
}
matches = pcre2_match(pc->re_method, (PCRE2_SPTR)ZSTR_VAL(curr_func->common.function_name), ZSTR_LEN(curr_func->common.function_name), 0, 0, match_data, 0);
php_pcre_free_match_data(match_data);
if (matches < 0) {
return 0;
}
#else
matches = pcre_exec(pc->re_method, NULL, ZSTR_VAL(curr_func->common.function_name), ZSTR_LEN(curr_func->common.function_name), 0, 0, NULL, 0);
if (matches < 0) {
return 0;
}
#endif
} else {
if (ZSTR_VAL(pc->method)[0] == '\\') {
comp_start = 1;
}
if (strcasecmp(ZSTR_VAL(pc->method) + comp_start, ZSTR_VAL(curr_func->common.function_name))) {
return 0;
}
}
return 1;
}
/*}}}*/
static zend_array *calculate_function_pointcuts(zend_execute_data *ex) /*{{{*/
{
zend_object *object = NULL;
zend_class_entry *ce = NULL;
zend_array *class_pointcuts;
zval *pc_value;
phalcon_aop_pointcut *pc;
zend_ulong h;
#if PHP_VERSION_ID < 70100
object = Z_OBJ(ex->This);
#else
if (Z_TYPE(ex->This) == IS_OBJECT) {
object = Z_OBJ(ex->This);
}
#endif
if (object != NULL) {
ce = Z_OBJCE(ex->This);
}
if (ce == NULL && ex->func->common.fn_flags & ZEND_ACC_STATIC) {
ce = ex->func->common.scope;
}
class_pointcuts = calculate_class_pointcuts(ce, PHALCON_AOP_KIND_FUNCTION | PHALCON_AOP_KIND_METHOD);
ZEND_HASH_FOREACH_NUM_KEY_VAL(class_pointcuts, h, pc_value) {
pc = (phalcon_aop_pointcut *)Z_PTR_P(pc_value);
if (pointcut_match_zend_function(pc, ex)) {
continue;
}
//delete unmatch element
zend_hash_index_del(class_pointcuts, h);
} ZEND_HASH_FOREACH_END();
return class_pointcuts;
}
/*}}}*/
static int test_property_scope(phalcon_aop_pointcut *current_pc, zend_class_entry *ce, zend_string *member_str) /*{{{*/
{
zval *property_info_val;
zend_property_info *property_info = NULL;
property_info_val = zend_hash_find(&ce->properties_info, member_str);
if (property_info_val) {
property_info = (zend_property_info *)Z_PTR_P(property_info_val);
if (current_pc->static_state != 2) {
if (current_pc->static_state) {
if (!(property_info->flags & ZEND_ACC_STATIC)) {
return 0;
}
} else {
if ((property_info->flags & ZEND_ACC_STATIC)) {
return 0;
}
}
}
if (current_pc->scope != 0 && !(current_pc->scope & (property_info->flags & ZEND_ACC_PPP_MASK))) {
return 0;
}
} else {
if (current_pc->scope != 0 && !(current_pc->scope & ZEND_ACC_PUBLIC)) {
return 0;
}
if (current_pc->static_state == 1) {
return 0;
}
}
return 1;
}
/*}}}*/
static zend_array *calculate_property_pointcuts(zval *object, zend_string *member_str, int kind) /*{{{*/
{
zend_array *class_pointcuts;
zval *pc_value;
phalcon_aop_pointcut *pc;
zend_ulong h;
class_pointcuts = calculate_class_pointcuts(Z_OBJCE_P(object), kind);
ZEND_HASH_FOREACH_NUM_KEY_VAL(class_pointcuts, h, pc_value) {
pc = (phalcon_aop_pointcut *)Z_PTR_P(pc_value);
if (ZSTR_VAL(pc->method)[0] != '*') {
if (!strcmp_with_joker_case(ZSTR_VAL(pc->method), ZSTR_VAL(member_str), 1)) {
zend_hash_index_del(class_pointcuts, h);
continue;
}
}
//Scope
if (pc->static_state != 2 || pc->scope != 0) {
if (!test_property_scope(pc, Z_OBJCE_P(object), member_str)) {
zend_hash_index_del(class_pointcuts, h);
continue;
}
}
} ZEND_HASH_FOREACH_END();
return class_pointcuts;
}
/*}}}*/
phalcon_aop_object_cache *get_object_cache (zend_object *object) /*{{{*/
{
int i;
uint32_t handle;
handle = object->handle;
if (handle >= PHALCON_GLOBAL(aop).object_cache_size) {
PHALCON_GLOBAL(aop).object_cache = erealloc(PHALCON_GLOBAL(aop).object_cache, sizeof(phalcon_aop_object_cache)*handle + 1);
for (i = PHALCON_GLOBAL(aop).object_cache_size; i <= handle; i++) {
PHALCON_GLOBAL(aop).object_cache[i] = NULL;
}
PHALCON_GLOBAL(aop).object_cache_size = handle+1;
}
if (PHALCON_GLOBAL(aop).object_cache[handle] == NULL) {
PHALCON_GLOBAL(aop).object_cache[handle] = emalloc(sizeof(phalcon_aop_object_cache));
PHALCON_GLOBAL(aop).object_cache[handle]->write = NULL;
PHALCON_GLOBAL(aop).object_cache[handle]->read = NULL;
PHALCON_GLOBAL(aop).object_cache[handle]->func = NULL;
}
return PHALCON_GLOBAL(aop).object_cache[handle];
}
/*}}}*/
/*{{{ get_object_cache_func/read/write*/
zend_array *get_object_cache_func(zend_object *object) {
phalcon_aop_object_cache *cache;
cache = get_object_cache(object);
if (cache->func == NULL) {
ALLOC_HASHTABLE(cache->func);
zend_hash_init(cache->func, 16, NULL, phalcon_aop_free_pointcut_cache , 0);
}
return cache->func;
}
zend_array *get_object_cache_read(zend_object *object)
{
phalcon_aop_object_cache *cache;
cache = get_object_cache(object);
if (cache->read == NULL) {
ALLOC_HASHTABLE(cache->read);
zend_hash_init(cache->read, 16, NULL, phalcon_aop_free_pointcut_cache, 0);
}
return cache->read;
}
zend_array *get_object_cache_write(zend_object *object)
{
phalcon_aop_object_cache *cache;
cache = get_object_cache(object);
if (cache->write == NULL) {
ALLOC_HASHTABLE(cache->write);
zend_hash_init(cache->write, 16, NULL, phalcon_aop_free_pointcut_cache , 0);
}
return cache->write;
}
/*}}}*/
static zend_array *get_cache_func(zend_execute_data *ex) /*{{{*/
{
zend_array *ht_object_cache = NULL;
zend_object *object = NULL;
zend_class_entry *ce;
zend_string *cache_key;
zval *cache = NULL;
zval pointcut_cache_value;
phalcon_aop_pointcut_cache *_pointcut_cache = NULL;
#if PHP_VERSION_ID < 70100
object = Z_OBJ(ex->This);
#else
if (Z_TYPE(ex->This) == IS_OBJECT) {
object = Z_OBJ(ex->This);
}
#endif
//1.search cache
if (object == NULL) { //function or static method
ht_object_cache = PHALCON_GLOBAL(aop).function_cache;
if (ex->func->common.fn_flags & ZEND_ACC_STATIC) {
ce = ex->func->common.scope;//ex->called_scope;
cache_key = zend_string_init("", ZSTR_LEN(ex->func->common.function_name) + ZSTR_LEN(ce->name) + 2, 0);
sprintf((char *)ZSTR_VAL(cache_key), "%s::%s", ZSTR_VAL(ce->name), ZSTR_VAL(ex->func->common.function_name));
} else {
cache_key = zend_string_copy(ex->func->common.function_name);
}
} else { //method
ce = ex->func->common.scope;//ex->called_scope;
cache_key = zend_string_copy(ex->func->common.function_name);
ht_object_cache = get_object_cache_func(object);
}
cache = zend_hash_find(ht_object_cache, cache_key);
if (cache != NULL) {
_pointcut_cache = (phalcon_aop_pointcut_cache *)Z_PTR_P(cache);
if (_pointcut_cache->version != PHALCON_GLOBAL(aop).pointcut_version || (object != NULL && _pointcut_cache->ce != ce)) {
//cache lost
_pointcut_cache = NULL;
zend_hash_del(ht_object_cache, cache_key);
}
}
//2.calculate function hit pointcut
if (_pointcut_cache == NULL) {
_pointcut_cache = (phalcon_aop_pointcut_cache *)emalloc(sizeof(phalcon_aop_pointcut_cache));
_pointcut_cache->ht = calculate_function_pointcuts(ex);
_pointcut_cache->version = PHALCON_GLOBAL(aop).pointcut_version;
if (object == NULL) {
_pointcut_cache->ce = NULL;
} else {
_pointcut_cache->ce = ce;
}
ZVAL_PTR(&pointcut_cache_value, _pointcut_cache);
zend_hash_add(ht_object_cache, cache_key, &pointcut_cache_value);
}
zend_string_release(cache_key);
return _pointcut_cache->ht;
}
/*}}}*/
static zend_array *get_cache_property(zval *object, zval *member, int type) /*{{{*/
{
zend_array *ht_object_cache = NULL;
zval *cache = NULL;
phalcon_aop_pointcut_cache *_pointcut_cache = NULL;
zval pointcut_cache_value;
zend_string *member_str = NULL;
if (type & PHALCON_AOP_KIND_READ) {
ht_object_cache = get_object_cache_read(Z_OBJ_P(object));
} else {
ht_object_cache = get_object_cache_write(Z_OBJ_P(object));
}
if (Z_TYPE_P(member) != IS_STRING ) {
member_str = zval_get_string(member);
} else {
member_str = Z_STR_P(member);
}
cache = zend_hash_find(ht_object_cache, member_str);
if (cache != NULL) {
_pointcut_cache = (phalcon_aop_pointcut_cache *)Z_PTR_P(cache);
if (_pointcut_cache->version != PHALCON_GLOBAL(aop).pointcut_version || _pointcut_cache->ce != Z_OBJCE_P(object)) {
//cache lost
_pointcut_cache = NULL;
zend_hash_del(ht_object_cache, member_str);
}
}
if (_pointcut_cache == NULL) {
_pointcut_cache = (phalcon_aop_pointcut_cache *)emalloc(sizeof(phalcon_aop_pointcut_cache));
_pointcut_cache->ht = calculate_property_pointcuts(object, member_str, type);
_pointcut_cache->version = PHALCON_GLOBAL(aop).pointcut_version;
_pointcut_cache->ce = Z_OBJCE_P(object);
ZVAL_PTR(&pointcut_cache_value, _pointcut_cache);
zend_hash_add(ht_object_cache, member_str, &pointcut_cache_value);
}
if (member_str != Z_STR_P(member)) {
zend_string_release(member_str);
}
return _pointcut_cache->ht;
}
/*}}}*/
static void execute_pointcut(phalcon_aop_pointcut *pc, zval *arg, zval *retval) /*{{{*/
{
zval params[1];
ZVAL_COPY_VALUE(¶ms[0], arg);
pc->fci.retval = retval;
pc->fci.param_count = 1;
pc->fci.params = params;
if (zend_call_function(&pc->fci, &pc->fci_cache) == FAILURE) {
zend_error(E_ERROR, "Problem in AOP Callback");
}
}
/*}}}*/
static void execute_context(zend_execute_data *execute_data, zval *args) /*{{{*/
{
if (EG(exception)) {
return ;
}
//overload arguments
if (args != NULL) {
uint32_t i, first_extra_arg, call_num_args;
zval *original_args_value;
zval *overload_args_value;
zend_op_array *op_array = &EX(func)->op_array;
first_extra_arg = op_array->num_args;
call_num_args = zend_hash_num_elements(Z_ARR_P(args));//ZEND_CALL_NUM_ARGS(execute_data);
if (call_num_args <= first_extra_arg) {
for (i = 0; i < call_num_args; i++){
original_args_value = ZEND_CALL_VAR_NUM(execute_data, i);
overload_args_value = zend_hash_index_find(Z_ARR_P(args), (zend_ulong)i);
zval_ptr_dtor(original_args_value);
ZVAL_COPY(original_args_value, overload_args_value);
}
} else {
//1) overload common params
for (i = 0; i < first_extra_arg; i++){
original_args_value = ZEND_CALL_VAR_NUM(execute_data, i);
overload_args_value = zend_hash_index_find(Z_ARR_P(args), (zend_ulong)i);
zval_ptr_dtor(original_args_value);
ZVAL_COPY(original_args_value, overload_args_value);
}
//2) overload extra params
if (op_array->fn_flags & ZEND_ACC_VARIADIC) {
for (i = 0; i < call_num_args - first_extra_arg; i++) {
original_args_value = ZEND_CALL_VAR_NUM(execute_data, op_array->last_var + op_array->T + i);
overload_args_value = zend_hash_index_find(Z_ARR_P(args), (zend_ulong)(i + first_extra_arg));
zval_ptr_dtor(original_args_value);
ZVAL_COPY(original_args_value, overload_args_value);
}
}
}
ZEND_CALL_NUM_ARGS(execute_data) = call_num_args;
}
EG(current_execute_data) = execute_data;
if (execute_data->func->common.type == ZEND_USER_FUNCTION) {
original_zend_execute_ex(execute_data);
} else if (execute_data->func->common.type == ZEND_INTERNAL_FUNCTION) {
//zval return_value;
if (original_zend_execute_internal) {
original_zend_execute_internal(execute_data, execute_data->return_value);
}else{
execute_internal(execute_data, execute_data->return_value);
}
} else { /* ZEND_OVERLOADED_FUNCTION */
//this will never happend,becase there's no hook for overload function
#if PHP_VERSION_ID >= 70400
#elif PHP_VERSION_ID >= 70200
zend_do_fcall_overloaded(execute_data, execute_data->return_value);
#endif
}
}
/*}}}*/
void phalcon_aop_do_func_execute(HashPosition pos, zend_array *pointcut_table, zend_execute_data *ex, zval *aop_object) /*{{{*/
{
phalcon_aop_pointcut *current_pc = NULL;
zval *current_pc_value = NULL;
zval pointcut_ret = {};
zend_object *exception = NULL;
#if PHP_VERSION_ID < 70100
zend_class_entry *current_scope = NULL;
#endif
phalcon_aop_joinpoint_object *joinpoint = phalcon_aop_joinpoint_object_from_obj(Z_OBJ_P(aop_object));
while(1){
current_pc_value = zend_hash_get_current_data_ex(pointcut_table, &pos);
if (current_pc_value == NULL || Z_TYPE_P(current_pc_value) != IS_UNDEF) {
break;
} else {
zend_hash_move_forward_ex(pointcut_table, &pos);
}
}
if (current_pc_value == NULL) {
#if PHP_VERSION_ID < 70100
if (EG(scope) != ex->called_scope) {
current_scope = EG(scope);
EG(scope) = ex->called_scope;
}
#endif
PHALCON_GLOBAL(aop).overloaded = 0;
execute_context(ex, joinpoint->args);
PHALCON_GLOBAL(aop).overloaded = 1;
joinpoint->is_ex_executed = 1;
#if PHP_VERSION_ID < 70100
if (current_scope != NULL) {
EG(scope) = current_scope;
}
#endif
return;
}
zend_hash_move_forward_ex(pointcut_table, &pos);
current_pc = (phalcon_aop_pointcut *)Z_PTR_P(current_pc_value);
joinpoint->current_pointcut = current_pc;
joinpoint->pos = pos;
joinpoint->kind_of_advice = current_pc->kind_of_advice;
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_BEFORE) {
if (!EG(exception)) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
zval_ptr_dtor(&pointcut_ret);
}
}
}
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_AROUND) {
if (!EG(exception)) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
if (ex->return_value != NULL) {
if (Z_TYPE_P(ex->return_value) > IS_NULL && Z_TYPE_P(ex->return_value) < 21) {
zval_ptr_dtor(ex->return_value);
}
ZVAL_COPY_VALUE(ex->return_value, &pointcut_ret);
} else {
zval_ptr_dtor(&pointcut_ret);
}
} else if (joinpoint->return_value != NULL) {
if (ex->return_value != NULL) {
zval_ptr_dtor(ex->return_value);
ZVAL_COPY(ex->return_value, joinpoint->return_value);
}
}
}
} else {
phalcon_aop_do_func_execute(pos, pointcut_table, ex, aop_object);
}
//PHALCON_AOP_KIND_AFTER
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_AFTER) {
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_CATCH && EG(exception)) {
exception = EG(exception);
joinpoint->exception = exception;
EG(exception) = NULL;
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (EG(exception)) {
zend_object_release(EG(exception));
}
EG(exception) = exception;
if (Z_TYPE(pointcut_ret) > IS_NULL) {
if (ex->return_value != NULL) {
zval_ptr_dtor(ex->return_value);
ZVAL_COPY_VALUE(ex->return_value, &pointcut_ret);
} else {
zval_ptr_dtor(&pointcut_ret);
}
} else if (joinpoint->return_value != NULL) {
if (ex->return_value != NULL) {
zval_ptr_dtor(ex->return_value);
ZVAL_COPY(ex->return_value, joinpoint->return_value);
}
}
} else if (current_pc->kind_of_advice & PHALCON_AOP_KIND_RETURN && !EG(exception)) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
if (ex->return_value != NULL) {
zval_ptr_dtor(ex->return_value);
ZVAL_COPY_VALUE(ex->return_value, &pointcut_ret);
} else {
zval_ptr_dtor(&pointcut_ret);
}
} else if (joinpoint->return_value != NULL) {
if (ex->return_value != NULL) {
zval_ptr_dtor(ex->return_value);
ZVAL_COPY(ex->return_value, joinpoint->return_value);
}
}
}
}
}
/*}}}*/
void func_pointcut_and_execute(zend_execute_data *ex) /*{{{*/
{
zval aop_object;
phalcon_aop_joinpoint_object *joinpoint;
zend_array *pointcut_table = NULL;
HashPosition pos;
zval *real_return_value;
//find pointcut of current call function
pointcut_table = get_cache_func (ex);
if (pointcut_table == NULL || zend_hash_num_elements(pointcut_table) == 0) {
PHALCON_GLOBAL(aop).overloaded = 0;
execute_context(ex, NULL);
PHALCON_GLOBAL(aop).overloaded = 1;
return;
}
zend_hash_internal_pointer_reset_ex(pointcut_table, &pos);
object_init_ex(&aop_object, phalcon_aop_joinpoint_ce);
joinpoint = phalcon_aop_joinpoint_object_from_obj(Z_OBJ(aop_object));
joinpoint->ex = ex;
joinpoint->is_ex_executed = 0;
joinpoint->advice = pointcut_table;
joinpoint->exception = NULL;
joinpoint->args = NULL;
joinpoint->return_value = NULL;
ZVAL_UNDEF(&joinpoint->property_value);
if (EG(current_execute_data) == ex){
//dely to execute call function, execute pointcut first
EG(current_execute_data) = ex->prev_execute_data;
}
int no_ret = 0;
if (ex->return_value == NULL) {
no_ret = 1;
ex->return_value = emalloc(sizeof(zval));
ZVAL_UNDEF(ex->return_value);
}
phalcon_aop_do_func_execute(pos, pointcut_table, ex, &aop_object);
if (no_ret == 1){
zval_ptr_dtor(ex->return_value);
efree(ex->return_value);
} else {
if (joinpoint->return_value_changed && Z_ISREF_P(ex->return_value)) {
real_return_value = Z_REFVAL_P(ex->return_value);
Z_TRY_ADDREF_P(real_return_value);
zval_ptr_dtor(ex->return_value);
ZVAL_COPY_VALUE(ex->return_value, real_return_value);
}
}
if (joinpoint->is_ex_executed == 0) {
uint32_t i;
zval *original_args_value;
for (i = 0; i < ex->func->common.num_args; i++) {
original_args_value = ZEND_CALL_VAR_NUM(ex, i);
zval_ptr_dtor(original_args_value);
}
}
zval_ptr_dtor(&aop_object);
return;
}
/*}}}*/
ZEND_API void phalcon_aop_execute_internal(zend_execute_data *ex, zval *return_value) /*{{{*/
{
zend_function *fbc = NULL;
fbc = ex->func;
if (!PHALCON_GLOBAL(aop).enable_aop || fbc == NULL || PHALCON_GLOBAL(aop).overloaded || EG(exception) || fbc->common.function_name == NULL) {
if (original_zend_execute_internal) {
return original_zend_execute_internal(ex, return_value);
}else{
return execute_internal(ex, return_value);
}
}
ex->return_value = return_value;
PHALCON_GLOBAL(aop).overloaded = 1;
func_pointcut_and_execute(ex);
PHALCON_GLOBAL(aop).overloaded = 0;
}
/*}}}*/
//execute_ex overload
ZEND_API void phalcon_aop_execute_ex(zend_execute_data *ex) /*{{{*/
{
zend_function *fbc = NULL;
fbc = ex->func;
if (!PHALCON_GLOBAL(aop).enable_aop || fbc == NULL || PHALCON_GLOBAL(aop).overloaded || EG(exception) || fbc->common.function_name == NULL || fbc->common.type == ZEND_EVAL_CODE || fbc->common.fn_flags & ZEND_ACC_CLOSURE) {
return original_zend_execute_ex(ex);
}
PHALCON_GLOBAL(aop).overloaded = 1;
func_pointcut_and_execute(ex);
PHALCON_GLOBAL(aop).overloaded = 0;
}
/*}}}*/
void phalcon_aop_do_read_property(HashPosition pos, zend_array *pointcut_table, zval *aop_object) /*{{{*/
{
phalcon_aop_pointcut *current_pc = NULL;
zval *current_pc_value = NULL;
zval pointcut_ret;
phalcon_aop_joinpoint_object *joinpoint = phalcon_aop_joinpoint_object_from_obj(Z_OBJ_P(aop_object));
zval *property_value;
zend_class_entry *current_scope = NULL;
while(1){
current_pc_value = zend_hash_get_current_data_ex(pointcut_table, &pos);
if (current_pc_value == NULL || Z_TYPE_P(current_pc_value) != IS_UNDEF) {
break;
} else {
zend_hash_move_forward_ex(pointcut_table, &pos);
}
}
if (current_pc_value == NULL) {
#if PHP_VERSION_ID < 70100
if (EG(scope) != joinpoint->ex->called_scope) {
current_scope = EG(scope);
EG(scope) = joinpoint->ex->called_scope;
}
#else
if (EG(fake_scope) != joinpoint->ex->func->common.scope) {
current_scope = EG(fake_scope);
EG(fake_scope) = joinpoint->ex->func->common.scope;
}
#endif
#if PHP_VERSION_ID >= 80000
property_value = original_zend_std_read_property(Z_OBJ_P(joinpoint->object), Z_STR_P(joinpoint->member), joinpoint->type, joinpoint->cache_slot, joinpoint->rv);
#else
property_value = original_zend_std_read_property(joinpoint->object, joinpoint->member, joinpoint->type, joinpoint->cache_slot, joinpoint->rv);
#endif
ZVAL_COPY_VALUE(PHALCON_GLOBAL(aop).property_value, property_value);
if (current_scope != NULL) {
#if PHP_VERSION_ID < 70100
EG(scope) = current_scope;
#else
EG(fake_scope) = current_scope;
#endif
}
return;
}
zend_hash_move_forward_ex(pointcut_table, &pos);
current_pc = (phalcon_aop_pointcut *)Z_PTR_P(current_pc_value);
joinpoint->current_pointcut = current_pc;
joinpoint->pos = pos;
joinpoint->kind_of_advice = (current_pc->kind_of_advice&PHALCON_AOP_KIND_WRITE) ? (current_pc->kind_of_advice - PHALCON_AOP_KIND_WRITE) : current_pc->kind_of_advice;
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_BEFORE) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
zval_ptr_dtor(&pointcut_ret);
}
}
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_AROUND) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
ZVAL_COPY_VALUE(PHALCON_GLOBAL(aop).property_value, &pointcut_ret);
} else if (joinpoint->return_value != NULL) {
ZVAL_COPY(PHALCON_GLOBAL(aop).property_value, joinpoint->return_value);
}
} else {
phalcon_aop_do_read_property(pos, pointcut_table, aop_object);
}
if (current_pc->kind_of_advice & PHALCON_AOP_KIND_AFTER) {
execute_pointcut(current_pc, aop_object, &pointcut_ret);
if (Z_TYPE(pointcut_ret) > IS_NULL) {
ZVAL_COPY_VALUE(PHALCON_GLOBAL(aop).property_value, &pointcut_ret);
} else if (joinpoint->return_value != NULL) {
ZVAL_COPY(PHALCON_GLOBAL(aop).property_value, joinpoint->return_value);
}
}
}
/*}}}*/
zval *phalcon_aop_read_property(zval *object, zval *member, int type, void **cache_slot, zval *rv) /*{{{*/
{
zval aop_object;
phalcon_aop_joinpoint_object *joinpoint;
zend_array *pointcut_table = NULL;
HashPosition pos;