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php_reflection.c
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php_reflection.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2013 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 |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Timm Friebe <thekid@thekid.de> |
| George Schlossnagle <george@omniti.com> |
| Andrei Zmievski <andrei@gravitonic.com> |
| Marcus Boerger <helly@php.net> |
| Johannes Schlueter <johannes@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "php_reflection.h"
#include "ext/standard/info.h"
#include "zend.h"
#include "zend_API.h"
#include "zend_exceptions.h"
#include "zend_operators.h"
#include "zend_constants.h"
#include "zend_ini.h"
#include "zend_interfaces.h"
#include "zend_closures.h"
#include "zend_extensions.h"
#define reflection_update_property(object, name, value) do { \
zval *member; \
MAKE_STD_ZVAL(member); \
ZVAL_STRINGL(member, name, sizeof(name)-1, 1); \
zend_std_write_property(object, member, value, NULL TSRMLS_CC); \
Z_DELREF_P(value); \
zval_ptr_dtor(&member); \
} while (0)
/* Class entry pointers */
PHPAPI zend_class_entry *reflector_ptr;
PHPAPI zend_class_entry *reflection_exception_ptr;
PHPAPI zend_class_entry *reflection_ptr;
PHPAPI zend_class_entry *reflection_function_abstract_ptr;
PHPAPI zend_class_entry *reflection_function_ptr;
PHPAPI zend_class_entry *reflection_parameter_ptr;
PHPAPI zend_class_entry *reflection_class_ptr;
PHPAPI zend_class_entry *reflection_object_ptr;
PHPAPI zend_class_entry *reflection_method_ptr;
PHPAPI zend_class_entry *reflection_property_ptr;
PHPAPI zend_class_entry *reflection_extension_ptr;
PHPAPI zend_class_entry *reflection_zend_extension_ptr;
#if MBO_0
ZEND_BEGIN_MODULE_GLOBALS(reflection)
int dummy;
ZEND_END_MODULE_GLOBALS(reflection)
#ifdef ZTS
# define REFLECTION_G(v) \
TSRMG(reflection_globals_id, zend_reflection_globals*, v)
extern int reflection_globals_id;
#else
# define REFLECTION_G(v) (reflection_globals.v)
extern zend_reflection_globals reflectionglobals;
#endif
ZEND_DECLARE_MODULE_GLOBALS(reflection)
#endif /* MBO_0 */
/* Method macros */
#define METHOD_NOTSTATIC(ce) \
if (!this_ptr || !instanceof_function(Z_OBJCE_P(this_ptr), ce TSRMLS_CC)) { \
php_error_docref(NULL TSRMLS_CC, E_ERROR, "%s() cannot be called statically", get_active_function_name(TSRMLS_C)); \
return; \
} \
/* Exception throwing macro */
#define _DO_THROW(msg) \
zend_throw_exception(reflection_exception_ptr, msg, 0 TSRMLS_CC); \
return; \
#define RETURN_ON_EXCEPTION \
if (EG(exception) && Z_OBJCE_P(EG(exception)) == reflection_exception_ptr) { \
return; \
}
#define GET_REFLECTION_OBJECT_PTR(target) \
intern = (reflection_object *) zend_object_store_get_object(getThis() TSRMLS_CC); \
if (intern == NULL || intern->ptr == NULL) { \
RETURN_ON_EXCEPTION \
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Internal error: Failed to retrieve the reflection object"); \
} \
target = intern->ptr; \
/* Class constants */
#define REGISTER_REFLECTION_CLASS_CONST_LONG(class_name, const_name, value) \
zend_declare_class_constant_long(reflection_ ## class_name ## _ptr, const_name, sizeof(const_name)-1, (long)value TSRMLS_CC);
/* {{{ Smart string functions */
typedef struct _string {
char *string;
int len;
int alloced;
} string;
static void string_init(string *str)
{
str->string = (char *) emalloc(1024);
str->len = 1;
str->alloced = 1024;
*str->string = '\0';
}
static string *string_printf(string *str, const char *format, ...)
{
int len;
va_list arg;
char *s_tmp;
va_start(arg, format);
len = zend_vspprintf(&s_tmp, 0, format, arg);
if (len) {
register int nlen = (str->len + len + (1024 - 1)) & ~(1024 - 1);
if (str->alloced < nlen) {
str->alloced = nlen;
str->string = erealloc(str->string, str->alloced);
}
memcpy(str->string + str->len - 1, s_tmp, len + 1);
str->len += len;
}
efree(s_tmp);
va_end(arg);
return str;
}
static string *string_write(string *str, char *buf, int len)
{
register int nlen = (str->len + len + (1024 - 1)) & ~(1024 - 1);
if (str->alloced < nlen) {
str->alloced = nlen;
str->string = erealloc(str->string, str->alloced);
}
memcpy(str->string + str->len - 1, buf, len);
str->len += len;
str->string[str->len - 1] = '\0';
return str;
}
static string *string_append(string *str, string *append)
{
if (append->len > 1) {
string_write(str, append->string, append->len - 1);
}
return str;
}
static void string_free(string *str)
{
efree(str->string);
str->len = 0;
str->alloced = 0;
str->string = NULL;
}
/* }}} */
/* {{{ Object structure */
/* Struct for properties */
typedef struct _property_reference {
zend_class_entry *ce;
zend_property_info prop;
} property_reference;
/* Struct for parameters */
typedef struct _parameter_reference {
zend_uint offset;
zend_uint required;
struct _zend_arg_info *arg_info;
zend_function *fptr;
} parameter_reference;
typedef enum {
REF_TYPE_OTHER, /* Must be 0 */
REF_TYPE_FUNCTION,
REF_TYPE_PARAMETER,
REF_TYPE_PROPERTY,
REF_TYPE_DYNAMIC_PROPERTY
} reflection_type_t;
/* Struct for reflection objects */
typedef struct {
zend_object zo;
void *ptr;
reflection_type_t ref_type;
zval *obj;
zend_class_entry *ce;
unsigned int ignore_visibility:1;
} reflection_object;
/* }}} */
static zend_object_handlers reflection_object_handlers;
static void _default_get_entry(zval *object, char *name, int name_len, zval *return_value TSRMLS_DC) /* {{{ */
{
zval **value;
if (zend_hash_find(Z_OBJPROP_P(object), name, name_len, (void **) &value) == FAILURE) {
RETURN_FALSE;
}
MAKE_COPY_ZVAL(value, return_value);
}
/* }}} */
#ifdef ilia_0
static void _default_lookup_entry(zval *object, char *name, int name_len, zval **return_value TSRMLS_DC) /* {{{ */
{
zval **value;
if (zend_hash_find(Z_OBJPROP_P(object), name, name_len, (void **) &value) == FAILURE) {
*return_value = NULL;
} else {
*return_value = *value;
}
}
/* }}} */
#endif
static void reflection_register_implement(zend_class_entry *class_entry, zend_class_entry *interface_entry TSRMLS_DC) /* {{{ */
{
zend_uint num_interfaces = ++class_entry->num_interfaces;
class_entry->interfaces = (zend_class_entry **) realloc(class_entry->interfaces, sizeof(zend_class_entry *) * num_interfaces);
class_entry->interfaces[num_interfaces - 1] = interface_entry;
}
/* }}} */
static zend_function *_copy_function(zend_function *fptr TSRMLS_DC) /* {{{ */
{
if (fptr
&& fptr->type == ZEND_INTERNAL_FUNCTION
&& (fptr->internal_function.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0)
{
zend_function *copy_fptr;
copy_fptr = emalloc(sizeof(zend_function));
memcpy(copy_fptr, fptr, sizeof(zend_function));
copy_fptr->internal_function.function_name = estrdup(fptr->internal_function.function_name);
return copy_fptr;
} else {
/* no copy needed */
return fptr;
}
}
/* }}} */
static void _free_function(zend_function *fptr TSRMLS_DC) /* {{{ */
{
if (fptr
&& fptr->type == ZEND_INTERNAL_FUNCTION
&& (fptr->internal_function.fn_flags & ZEND_ACC_CALL_VIA_HANDLER) != 0)
{
efree((char*)fptr->internal_function.function_name);
efree(fptr);
}
}
/* }}} */
static void reflection_free_objects_storage(void *object TSRMLS_DC) /* {{{ */
{
reflection_object *intern = (reflection_object *) object;
parameter_reference *reference;
property_reference *prop_reference;
if (intern->ptr) {
switch (intern->ref_type) {
case REF_TYPE_PARAMETER:
reference = (parameter_reference*)intern->ptr;
_free_function(reference->fptr TSRMLS_CC);
efree(intern->ptr);
break;
case REF_TYPE_FUNCTION:
_free_function(intern->ptr TSRMLS_CC);
break;
case REF_TYPE_PROPERTY:
efree(intern->ptr);
break;
case REF_TYPE_DYNAMIC_PROPERTY:
prop_reference = (property_reference*)intern->ptr;
efree((char*)prop_reference->prop.name);
efree(intern->ptr);
break;
case REF_TYPE_OTHER:
break;
}
}
intern->ptr = NULL;
if (intern->obj) {
zval_ptr_dtor(&intern->obj);
}
zend_objects_free_object_storage(object TSRMLS_CC);
}
/* }}} */
static zend_object_value reflection_objects_new(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
{
zend_object_value retval;
reflection_object *intern;
intern = ecalloc(1, sizeof(reflection_object));
intern->zo.ce = class_type;
zend_object_std_init(&intern->zo, class_type TSRMLS_CC);
object_properties_init(&intern->zo, class_type);
retval.handle = zend_objects_store_put(intern, NULL, reflection_free_objects_storage, NULL TSRMLS_CC);
retval.handlers = &reflection_object_handlers;
return retval;
}
/* }}} */
static zval * reflection_instantiate(zend_class_entry *pce, zval *object TSRMLS_DC) /* {{{ */
{
if (!object) {
ALLOC_ZVAL(object);
}
Z_TYPE_P(object) = IS_OBJECT;
object_init_ex(object, pce);
Z_SET_REFCOUNT_P(object, 1);
Z_SET_ISREF_P(object);
return object;
}
/* }}} */
static void _const_string(string *str, char *name, zval *value, char *indent TSRMLS_DC);
static void _function_string(string *str, zend_function *fptr, zend_class_entry *scope, char* indent TSRMLS_DC);
static void _property_string(string *str, zend_property_info *prop, char *prop_name, char* indent TSRMLS_DC);
static void _class_string(string *str, zend_class_entry *ce, zval *obj, char *indent TSRMLS_DC);
static void _extension_string(string *str, zend_module_entry *module, char *indent TSRMLS_DC);
static void _zend_extension_string(string *str, zend_extension *extension, char *indent TSRMLS_DC);
/* {{{ _class_string */
static void _class_string(string *str, zend_class_entry *ce, zval *obj, char *indent TSRMLS_DC)
{
int count, count_static_props = 0, count_static_funcs = 0, count_shadow_props = 0;
string sub_indent;
string_init(&sub_indent);
string_printf(&sub_indent, "%s ", indent);
/* TBD: Repair indenting of doc comment (or is this to be done in the parser?) */
if (ce->type == ZEND_USER_CLASS && ce->info.user.doc_comment) {
string_printf(str, "%s%s", indent, ce->info.user.doc_comment);
string_write(str, "\n", 1);
}
if (obj) {
string_printf(str, "%sObject of class [ ", indent);
} else {
char *kind = "Class";
if (ce->ce_flags & ZEND_ACC_INTERFACE) {
kind = "Interface";
} else if ((ce->ce_flags & ZEND_ACC_TRAIT) == ZEND_ACC_TRAIT) {
kind = "Trait";
}
string_printf(str, "%s%s [ ", indent, kind);
}
string_printf(str, (ce->type == ZEND_USER_CLASS) ? "<user" : "<internal");
if (ce->type == ZEND_INTERNAL_CLASS && ce->info.internal.module) {
string_printf(str, ":%s", ce->info.internal.module->name);
}
string_printf(str, "> ");
if (ce->get_iterator != NULL) {
string_printf(str, "<iterateable> ");
}
if (ce->ce_flags & ZEND_ACC_INTERFACE) {
string_printf(str, "interface ");
} else if ((ce->ce_flags & ZEND_ACC_TRAIT) == ZEND_ACC_TRAIT) {
string_printf(str, "trait ");
} else {
if (ce->ce_flags & (ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS)) {
string_printf(str, "abstract ");
}
if (ce->ce_flags & ZEND_ACC_FINAL_CLASS) {
string_printf(str, "final ");
}
string_printf(str, "class ");
}
string_printf(str, "%s", ce->name);
if (ce->parent) {
string_printf(str, " extends %s", ce->parent->name);
}
if (ce->num_interfaces) {
zend_uint i;
if (ce->ce_flags & ZEND_ACC_INTERFACE) {
string_printf(str, " extends %s", ce->interfaces[0]->name);
} else {
string_printf(str, " implements %s", ce->interfaces[0]->name);
}
for (i = 1; i < ce->num_interfaces; ++i) {
string_printf(str, ", %s", ce->interfaces[i]->name);
}
}
string_printf(str, " ] {\n");
/* The information where a class is declared is only available for user classes */
if (ce->type == ZEND_USER_CLASS) {
string_printf(str, "%s @@ %s %d-%d\n", indent, ce->info.user.filename,
ce->info.user.line_start, ce->info.user.line_end);
}
/* Constants */
if (&ce->constants_table) {
zend_hash_apply_with_argument(&ce->constants_table, (apply_func_arg_t) zval_update_constant, (void*)1 TSRMLS_CC);
string_printf(str, "\n");
count = zend_hash_num_elements(&ce->constants_table);
string_printf(str, "%s - Constants [%d] {\n", indent, count);
if (count > 0) {
HashPosition pos;
zval **value;
char *key;
uint key_len;
ulong num_index;
zend_hash_internal_pointer_reset_ex(&ce->constants_table, &pos);
while (zend_hash_get_current_data_ex(&ce->constants_table, (void **) &value, &pos) == SUCCESS) {
zend_hash_get_current_key_ex(&ce->constants_table, &key, &key_len, &num_index, 0, &pos);
_const_string(str, key, *value, indent TSRMLS_CC);
zend_hash_move_forward_ex(&ce->constants_table, &pos);
}
}
string_printf(str, "%s }\n", indent);
}
/* Static properties */
if (&ce->properties_info) {
/* counting static properties */
count = zend_hash_num_elements(&ce->properties_info);
if (count > 0) {
HashPosition pos;
zend_property_info *prop;
zend_hash_internal_pointer_reset_ex(&ce->properties_info, &pos);
while (zend_hash_get_current_data_ex(&ce->properties_info, (void **) &prop, &pos) == SUCCESS) {
if(prop->flags & ZEND_ACC_SHADOW) {
count_shadow_props++;
} else if (prop->flags & ZEND_ACC_STATIC) {
count_static_props++;
}
zend_hash_move_forward_ex(&ce->properties_info, &pos);
}
}
/* static properties */
string_printf(str, "\n%s - Static properties [%d] {\n", indent, count_static_props);
if (count_static_props > 0) {
HashPosition pos;
zend_property_info *prop;
zend_hash_internal_pointer_reset_ex(&ce->properties_info, &pos);
while (zend_hash_get_current_data_ex(&ce->properties_info, (void **) &prop, &pos) == SUCCESS) {
if ((prop->flags & ZEND_ACC_STATIC) && !(prop->flags & ZEND_ACC_SHADOW)) {
_property_string(str, prop, NULL, sub_indent.string TSRMLS_CC);
}
zend_hash_move_forward_ex(&ce->properties_info, &pos);
}
}
string_printf(str, "%s }\n", indent);
}
/* Static methods */
if (&ce->function_table) {
/* counting static methods */
count = zend_hash_num_elements(&ce->function_table);
if (count > 0) {
HashPosition pos;
zend_function *mptr;
zend_hash_internal_pointer_reset_ex(&ce->function_table, &pos);
while (zend_hash_get_current_data_ex(&ce->function_table, (void **) &mptr, &pos) == SUCCESS) {
if (mptr->common.fn_flags & ZEND_ACC_STATIC
&& ((mptr->common.fn_flags & ZEND_ACC_PRIVATE) == 0 || mptr->common.scope == ce))
{
count_static_funcs++;
}
zend_hash_move_forward_ex(&ce->function_table, &pos);
}
}
/* static methods */
string_printf(str, "\n%s - Static methods [%d] {", indent, count_static_funcs);
if (count_static_funcs > 0) {
HashPosition pos;
zend_function *mptr;
zend_hash_internal_pointer_reset_ex(&ce->function_table, &pos);
while (zend_hash_get_current_data_ex(&ce->function_table, (void **) &mptr, &pos) == SUCCESS) {
if (mptr->common.fn_flags & ZEND_ACC_STATIC
&& ((mptr->common.fn_flags & ZEND_ACC_PRIVATE) == 0 || mptr->common.scope == ce))
{
string_printf(str, "\n");
_function_string(str, mptr, ce, sub_indent.string TSRMLS_CC);
}
zend_hash_move_forward_ex(&ce->function_table, &pos);
}
} else {
string_printf(str, "\n");
}
string_printf(str, "%s }\n", indent);
}
/* Default/Implicit properties */
if (&ce->properties_info) {
count = zend_hash_num_elements(&ce->properties_info) - count_static_props - count_shadow_props;
string_printf(str, "\n%s - Properties [%d] {\n", indent, count);
if (count > 0) {
HashPosition pos;
zend_property_info *prop;
zend_hash_internal_pointer_reset_ex(&ce->properties_info, &pos);
while (zend_hash_get_current_data_ex(&ce->properties_info, (void **) &prop, &pos) == SUCCESS) {
if (!(prop->flags & (ZEND_ACC_STATIC|ZEND_ACC_SHADOW))) {
_property_string(str, prop, NULL, sub_indent.string TSRMLS_CC);
}
zend_hash_move_forward_ex(&ce->properties_info, &pos);
}
}
string_printf(str, "%s }\n", indent);
}
if (obj && Z_OBJ_HT_P(obj)->get_properties) {
string dyn;
HashTable *properties = Z_OBJ_HT_P(obj)->get_properties(obj TSRMLS_CC);
HashPosition pos;
zval **prop;
string_init(&dyn);
count = 0;
if (properties && zend_hash_num_elements(properties)) {
zend_hash_internal_pointer_reset_ex(properties, &pos);
while (zend_hash_get_current_data_ex(properties, (void **) &prop, &pos) == SUCCESS) {
char *prop_name;
uint prop_name_size;
ulong index;
if (zend_hash_get_current_key_ex(properties, &prop_name, &prop_name_size, &index, 1, &pos) == HASH_KEY_IS_STRING) {
if (prop_name_size && prop_name[0]) { /* skip all private and protected properties */
if (!zend_hash_quick_exists(&ce->properties_info, prop_name, prop_name_size, zend_get_hash_value(prop_name, prop_name_size))) {
count++;
_property_string(&dyn, NULL, prop_name, sub_indent.string TSRMLS_CC);
}
}
efree(prop_name);
}
zend_hash_move_forward_ex(properties, &pos);
}
}
string_printf(str, "\n%s - Dynamic properties [%d] {\n", indent, count);
string_append(str, &dyn);
string_printf(str, "%s }\n", indent);
string_free(&dyn);
}
/* Non static methods */
if (&ce->function_table) {
count = zend_hash_num_elements(&ce->function_table) - count_static_funcs;
if (count > 0) {
HashPosition pos;
zend_function *mptr;
string dyn;
count = 0;
string_init(&dyn);
zend_hash_internal_pointer_reset_ex(&ce->function_table, &pos);
while (zend_hash_get_current_data_ex(&ce->function_table, (void **) &mptr, &pos) == SUCCESS) {
if ((mptr->common.fn_flags & ZEND_ACC_STATIC) == 0
&& ((mptr->common.fn_flags & ZEND_ACC_PRIVATE) == 0 || mptr->common.scope == ce))
{
char *key;
uint key_len;
ulong num_index;
uint len = strlen(mptr->common.function_name);
/* Do not display old-style inherited constructors */
if ((mptr->common.fn_flags & ZEND_ACC_CTOR) == 0
|| mptr->common.scope == ce
|| zend_hash_get_current_key_ex(&ce->function_table, &key, &key_len, &num_index, 0, &pos) != HASH_KEY_IS_STRING
|| zend_binary_strcasecmp(key, key_len-1, mptr->common.function_name, len) == 0)
{
zend_function *closure;
/* see if this is a closure */
if (ce == zend_ce_closure && obj && (len == sizeof(ZEND_INVOKE_FUNC_NAME)-1)
&& memcmp(mptr->common.function_name, ZEND_INVOKE_FUNC_NAME, sizeof(ZEND_INVOKE_FUNC_NAME)-1) == 0
&& (closure = zend_get_closure_invoke_method(obj TSRMLS_CC)) != NULL)
{
mptr = closure;
} else {
closure = NULL;
}
string_printf(&dyn, "\n");
_function_string(&dyn, mptr, ce, sub_indent.string TSRMLS_CC);
count++;
_free_function(closure TSRMLS_CC);
}
}
zend_hash_move_forward_ex(&ce->function_table, &pos);
}
string_printf(str, "\n%s - Methods [%d] {", indent, count);
if (!count) {
string_printf(str, "\n");
}
string_append(str, &dyn);
string_free(&dyn);
} else {
string_printf(str, "\n%s - Methods [0] {\n", indent);
}
string_printf(str, "%s }\n", indent);
}
string_printf(str, "%s}\n", indent);
string_free(&sub_indent);
}
/* }}} */
/* {{{ _const_string */
static void _const_string(string *str, char *name, zval *value, char *indent TSRMLS_DC)
{
char *type;
zval value_copy;
int use_copy;
type = zend_zval_type_name(value);
zend_make_printable_zval(value, &value_copy, &use_copy);
if (use_copy) {
value = &value_copy;
}
string_printf(str, "%s Constant [ %s %s ] { %s }\n",
indent, type, name, Z_STRVAL_P(value));
if (use_copy) {
zval_dtor(value);
}
}
/* }}} */
/* {{{ _get_recv_opcode */
static zend_op* _get_recv_op(zend_op_array *op_array, zend_uint offset)
{
zend_op *op = op_array->opcodes;
zend_op *end = op + op_array->last;
++offset;
while (op < end) {
if ((op->opcode == ZEND_RECV || op->opcode == ZEND_RECV_INIT)
&& op->op1.num == (long)offset)
{
return op;
}
++op;
}
return NULL;
}
/* }}} */
/* {{{ _parameter_string */
static void _parameter_string(string *str, zend_function *fptr, struct _zend_arg_info *arg_info, zend_uint offset, zend_uint required, char* indent TSRMLS_DC)
{
string_printf(str, "Parameter #%d [ ", offset);
if (offset >= required) {
string_printf(str, "<optional> ");
} else {
string_printf(str, "<required> ");
}
if (arg_info->class_name) {
string_printf(str, "%s ", arg_info->class_name);
if (arg_info->allow_null) {
string_printf(str, "or NULL ");
}
} else if (arg_info->type_hint) {
string_printf(str, "%s ", zend_get_type_by_const(arg_info->type_hint));
if (arg_info->allow_null) {
string_printf(str, "or NULL ");
}
}
if (arg_info->pass_by_reference) {
string_write(str, "&", sizeof("&")-1);
}
if (arg_info->name) {
string_printf(str, "$%s", arg_info->name);
} else {
string_printf(str, "$param%d", offset);
}
if (fptr->type == ZEND_USER_FUNCTION && offset >= required) {
zend_op *precv = _get_recv_op((zend_op_array*)fptr, offset);
if (precv && precv->opcode == ZEND_RECV_INIT && precv->op2_type != IS_UNUSED) {
zval *zv, zv_copy;
int use_copy;
string_write(str, " = ", sizeof(" = ")-1);
ALLOC_ZVAL(zv);
*zv = *precv->op2.zv;
zval_copy_ctor(zv);
INIT_PZVAL(zv);
zval_update_constant_ex(&zv, (void*)1, fptr->common.scope TSRMLS_CC);
if (Z_TYPE_P(zv) == IS_BOOL) {
if (Z_LVAL_P(zv)) {
string_write(str, "true", sizeof("true")-1);
} else {
string_write(str, "false", sizeof("false")-1);
}
} else if (Z_TYPE_P(zv) == IS_NULL) {
string_write(str, "NULL", sizeof("NULL")-1);
} else if (Z_TYPE_P(zv) == IS_STRING) {
string_write(str, "'", sizeof("'")-1);
string_write(str, Z_STRVAL_P(zv), MIN(Z_STRLEN_P(zv), 15));
if (Z_STRLEN_P(zv) > 15) {
string_write(str, "...", sizeof("...")-1);
}
string_write(str, "'", sizeof("'")-1);
} else if (Z_TYPE_P(zv) == IS_ARRAY) {
string_write(str, "Array", sizeof("Array")-1);
} else {
zend_make_printable_zval(zv, &zv_copy, &use_copy);
string_write(str, Z_STRVAL(zv_copy), Z_STRLEN(zv_copy));
if (use_copy) {
zval_dtor(&zv_copy);
}
}
zval_ptr_dtor(&zv);
}
}
string_write(str, " ]", sizeof(" ]")-1);
}
/* }}} */
/* {{{ _function_parameter_string */
static void _function_parameter_string(string *str, zend_function *fptr, char* indent TSRMLS_DC)
{
struct _zend_arg_info *arg_info = fptr->common.arg_info;
zend_uint i, required = fptr->common.required_num_args;
if (!arg_info) {
return;
}
string_printf(str, "\n");
string_printf(str, "%s- Parameters [%d] {\n", indent, fptr->common.num_args);
for (i = 0; i < fptr->common.num_args; i++) {
string_printf(str, "%s ", indent);
_parameter_string(str, fptr, arg_info, i, required, indent TSRMLS_CC);
string_write(str, "\n", sizeof("\n")-1);
arg_info++;
}
string_printf(str, "%s}\n", indent);
}
/* }}} */
/* {{{ _function_closure_string */
static void _function_closure_string(string *str, zend_function *fptr, char* indent TSRMLS_DC)
{
zend_uint i, count;
ulong num_index;
char *key;
uint key_len;
HashTable *static_variables;
HashPosition pos;
if (fptr->type != ZEND_USER_FUNCTION || !fptr->op_array.static_variables) {
return;
}
static_variables = fptr->op_array.static_variables;
count = zend_hash_num_elements(static_variables);
if (!count) {
return;
}
string_printf(str, "\n");
string_printf(str, "%s- Bound Variables [%d] {\n", indent, zend_hash_num_elements(static_variables));
zend_hash_internal_pointer_reset_ex(static_variables, &pos);
i = 0;
while (i < count) {
zend_hash_get_current_key_ex(static_variables, &key, &key_len, &num_index, 0, &pos);
string_printf(str, "%s Variable #%d [ $%s ]\n", indent, i++, key);
zend_hash_move_forward_ex(static_variables, &pos);
}
string_printf(str, "%s}\n", indent);
}
/* }}} */
/* {{{ _function_string */
static void _function_string(string *str, zend_function *fptr, zend_class_entry *scope, char* indent TSRMLS_DC)
{
string param_indent;
zend_function *overwrites;
char *lc_name;
unsigned int lc_name_len;
/* TBD: Repair indenting of doc comment (or is this to be done in the parser?)
* What's "wrong" is that any whitespace before the doc comment start is
* swallowed, leading to an unaligned comment.
*/
if (fptr->type == ZEND_USER_FUNCTION && fptr->op_array.doc_comment) {
string_printf(str, "%s%s\n", indent, fptr->op_array.doc_comment);
}
string_write(str, indent, strlen(indent));
string_printf(str, fptr->common.fn_flags & ZEND_ACC_CLOSURE ? "Closure [ " : (fptr->common.scope ? "Method [ " : "Function [ "));
string_printf(str, (fptr->type == ZEND_USER_FUNCTION) ? "<user" : "<internal");
if (fptr->common.fn_flags & ZEND_ACC_DEPRECATED) {
string_printf(str, ", deprecated");
}
if (fptr->type == ZEND_INTERNAL_FUNCTION && ((zend_internal_function*)fptr)->module) {
string_printf(str, ":%s", ((zend_internal_function*)fptr)->module->name);
}
if (scope && fptr->common.scope) {
if (fptr->common.scope != scope) {
string_printf(str, ", inherits %s", fptr->common.scope->name);
} else if (fptr->common.scope->parent) {
lc_name_len = strlen(fptr->common.function_name);
lc_name = zend_str_tolower_dup(fptr->common.function_name, lc_name_len);
if (zend_hash_find(&fptr->common.scope->parent->function_table, lc_name, lc_name_len + 1, (void**) &overwrites) == SUCCESS) {
if (fptr->common.scope != overwrites->common.scope) {
string_printf(str, ", overwrites %s", overwrites->common.scope->name);
}
}
efree(lc_name);
}
}
if (fptr->common.prototype && fptr->common.prototype->common.scope) {
string_printf(str, ", prototype %s", fptr->common.prototype->common.scope->name);
}
if (fptr->common.fn_flags & ZEND_ACC_CTOR) {
string_printf(str, ", ctor");
}
if (fptr->common.fn_flags & ZEND_ACC_DTOR) {
string_printf(str, ", dtor");
}
string_printf(str, "> ");
if (fptr->common.fn_flags & ZEND_ACC_ABSTRACT) {
string_printf(str, "abstract ");
}
if (fptr->common.fn_flags & ZEND_ACC_FINAL) {
string_printf(str, "final ");
}
if (fptr->common.fn_flags & ZEND_ACC_STATIC) {
string_printf(str, "static ");
}
if (fptr->common.scope) {
/* These are mutually exclusive */
switch (fptr->common.fn_flags & ZEND_ACC_PPP_MASK) {
case ZEND_ACC_PUBLIC:
string_printf(str, "public ");
break;
case ZEND_ACC_PRIVATE:
string_printf(str, "private ");
break;
case ZEND_ACC_PROTECTED:
string_printf(str, "protected ");
break;
default:
string_printf(str, "<visibility error> ");
break;
}
string_printf(str, "method ");
} else {
string_printf(str, "function ");
}
if (fptr->op_array.fn_flags & ZEND_ACC_RETURN_REFERENCE) {
string_printf(str, "&");
}
string_printf(str, "%s ] {\n", fptr->common.function_name);
/* The information where a function is declared is only available for user classes */
if (fptr->type == ZEND_USER_FUNCTION) {
string_printf(str, "%s @@ %s %d - %d\n", indent,
fptr->op_array.filename,
fptr->op_array.line_start,
fptr->op_array.line_end);
}
string_init(¶m_indent);
string_printf(¶m_indent, "%s ", indent);
if (fptr->common.fn_flags & ZEND_ACC_CLOSURE) {
_function_closure_string(str, fptr, param_indent.string TSRMLS_CC);
}
_function_parameter_string(str, fptr, param_indent.string TSRMLS_CC);
string_free(¶m_indent);
string_printf(str, "%s}\n", indent);
}
/* }}} */
/* {{{ _property_string */
static void _property_string(string *str, zend_property_info *prop, char *prop_name, char* indent TSRMLS_DC)
{
const char *class_name;
string_printf(str, "%sProperty [ ", indent);
if (!prop) {
string_printf(str, "<dynamic> public $%s", prop_name);
} else {
if (!(prop->flags & ZEND_ACC_STATIC)) {
if (prop->flags & ZEND_ACC_IMPLICIT_PUBLIC) {
string_write(str, "<implicit> ", sizeof("<implicit> ") - 1);
} else {
string_write(str, "<default> ", sizeof("<default> ") - 1);
}
}
/* These are mutually exclusive */
switch (prop->flags & ZEND_ACC_PPP_MASK) {
case ZEND_ACC_PUBLIC:
string_printf(str, "public ");
break;
case ZEND_ACC_PRIVATE:
string_printf(str, "private ");
break;
case ZEND_ACC_PROTECTED:
string_printf(str, "protected ");
break;
}
if(prop->flags & ZEND_ACC_STATIC) {
string_printf(str, "static ");
}
zend_unmangle_property_name(prop->name, prop->name_length, &class_name, (const char**)&prop_name);
string_printf(str, "$%s", prop_name);
}
string_printf(str, " ]\n");
}
/* }}} */
static int _extension_ini_string(zend_ini_entry *ini_entry TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key) /* {{{ */
{
string *str = va_arg(args, string *);
char *indent = va_arg(args, char *);
int number = va_arg(args, int);
char *comma = "";
if (number == ini_entry->module_number) {
string_printf(str, " %sEntry [ %s <", indent, ini_entry->name);
if (ini_entry->modifiable == ZEND_INI_ALL) {
string_printf(str, "ALL");
} else {
if (ini_entry->modifiable & ZEND_INI_USER) {
string_printf(str, "USER");
comma = ",";
}
if (ini_entry->modifiable & ZEND_INI_PERDIR) {
string_printf(str, "%sPERDIR", comma);
comma = ",";
}
if (ini_entry->modifiable & ZEND_INI_SYSTEM) {
string_printf(str, "%sSYSTEM", comma);
}
}
string_printf(str, "> ]\n");
string_printf(str, " %s Current = '%s'\n", indent, ini_entry->value ? ini_entry->value : "");
if (ini_entry->modified) {
string_printf(str, " %s Default = '%s'\n", indent, ini_entry->orig_value ? ini_entry->orig_value : "");
}
string_printf(str, " %s}\n", indent);
}
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */