bool ArrayData::hasInternalReference(PointerSet &vars,
bool ds /* = false */) const {
if (isSharedMap()) return false;
for (ArrayIter iter(this); iter; ++iter) {
CVarRef var = iter.secondRef();
if (var.isReferenced()) {
Variant *pvar = var.getRefData();
if (vars.find(pvar) != vars.end()) {
return true;
}
vars.insert(pvar);
}
if (var.isObject()) {
ObjectData *pobj = var.getObjectData();
if (vars.find(pobj) != vars.end()) {
return true;
}
vars.insert(pobj);
if (ds && pobj->o_instanceof("Serializable")) {
return true;
}
if (pobj->hasInternalReference(vars, ds)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars, ds)) {
return true;
}
}
return false;
}
SharedVariant* SharedVariant::convertObj(CVarRef var) {
if (!var.is(KindOfObject) || getObjAttempted()) {
return nullptr;
}
setObjAttempted();
ObjectData *obj = var.getObjectData();
if (obj->instanceof(SystemLib::s_SerializableClass)) {
// should also check the object itself
return nullptr;
}
PointerSet seen;
if (obj->hasInternalReference(seen, true)) {
return nullptr;
}
SharedVariant *tmp = new SharedVariant(var, false, true, true);
tmp->setObjAttempted();
return tmp;
}
APCHandle* APCObject::MakeAPCObject(APCHandle* obj, CVarRef value) {
if (!value.is(KindOfObject) || obj->getObjAttempted()) {
return nullptr;
}
obj->setObjAttempted();
ObjectData *o = value.getObjectData();
if (o->instanceof(SystemLib::s_SerializableClass)) {
// should also check the object itself
return nullptr;
}
PointerSet seen;
if (o->hasInternalReference(seen, true)) {
return nullptr;
}
APCHandle* tmp = APCHandle::Create(value, false, true, true);
tmp->setObjAttempted();
return tmp;
}
