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Don't allow JS to overwrite protected/private properties

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This commit is contained in:
Stefan Siegl 2014-04-06 23:53:08 +02:00
parent 170b1ff94c
commit 53cac1c524
2 changed files with 58 additions and 4 deletions
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46
tests/property_visibility-set.phpt Normal file
View File

@ -0,0 +1,46 @@
--TEST--
Test V8::executeString() : Property visibility - set
--SKIPIF--
<?php require_once(dirname(__FILE__) . '/skipif.inc'); ?>
--FILE--
<?php
class Foo {
private $privBar = "privBar";
protected $protBar = "protBar";
public $pubBar = "pubBar";
public function dump() {
var_dump($this->privBar);
var_dump($this->protBar);
var_dump($this->pubBar);
}
}
$js = new V8Js();
$js->foo = new Foo();
$script = <<<END
PHP.foo.privBar = 'jsPriv';
PHP.foo.protBar = 'jsProt';
PHP.foo.pubBar = 'jsPub';
var_dump(PHP.foo.privBar);
var_dump(PHP.foo.protBar);
var_dump(PHP.foo.pubBar);
END;
$js->executeString($script);
$js->foo->dump();
?>
===EOF===
--EXPECT--
string(6) "jsPriv"
string(6) "jsProt"
string(5) "jsPub"
string(7) "privBar"
string(7) "protBar"
string(5) "jsPub"
===EOF===

16
v8js_convert.cc
View File

@ -658,12 +658,20 @@ static inline v8::Local<v8::Value> php_v8js_named_property_callback(v8::Local<v8
}
} else if (callback_type == V8JS_PROP_SETTER) {
MAKE_STD_ZVAL(php_value);
if (v8js_to_zval(set_value, php_value, 0, isolate TSRMLS_CC) == SUCCESS) {
zend_update_property(scope, object, V8JS_CONST name, name_len, php_value TSRMLS_CC);
ret_value = set_value;
} else {
if (v8js_to_zval(set_value, php_value, 0, isolate TSRMLS_CC) != SUCCESS) {
ret_value = v8::Handle<v8::Value>();
}
else {
zval zname;
ZVAL_STRINGL(&zname, name, name_len, 0);
zend_property_info *property_info = zend_get_property_info(ce, &zname, 1 TSRMLS_CC);
if(property_info && property_info->flags & ZEND_ACC_PUBLIC) {
zend_update_property(scope, object, V8JS_CONST name, name_len, php_value TSRMLS_CC);
ret_value = set_value;
}
}
// if PHP wanted to hold on to this value, update_property would
// have bumped the refcount
zval_ptr_dtor(&php_value);