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;
}
bool ArrayData::hasInternalReference(PointerSet &vars) const {
if (supportValueRef()) {
for (ArrayIter iter(this); iter; ++iter) {
CVarRef var = iter.secondRef();
if (var.isReferenced()) {
Variant *pvar = var.getVariantData();
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 (pobj->o_toArray().get()->hasInternalReference(vars)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars)) {
return true;
}
}
}
return false;
}
void VariableSerializer::write(CVarRef v, bool isArrayKey /* = false */) {
if (!isArrayKey && v.isObject()) {
write(v.toObject());
return;
}
setReferenced(v.isReferenced());
setRefCount(v.getRefCount());
v.serialize(this, isArrayKey);
}
void EvalObjectData::o_getArray(Array &props) const {
String zero("\0", 1, AttachLiteral);
for (ArrayIter it(m_privates); !it.end(); it.next()) {
String prefix(zero);
prefix += it.first();
prefix += zero;
for (ArrayIter it2(it.second()); !it2.end(); it2.next()) {
CVarRef v = it2.secondRef();
if (v.isInitialized()) {
props.set(prefix + it2.first(), v.isReferenced() ? ref(v) : v);
}
}
}
DynamicObjectData::o_getArray(props);
}
Array ArrayUtil::Slice(CArrRef input, int offset, int length,
bool preserve_keys) {
int num_in = input.size();
if (offset > num_in) {
offset = num_in;
} else if (offset < 0 && (offset = (num_in + offset)) < 0) {
offset = 0;
}
if (length < 0) {
length = num_in - offset + length;
} else if (((unsigned)offset + (unsigned)length) > (unsigned)num_in) {
length = num_in - offset;
}
Array out_hash = Array::Create();
int pos = 0;
ArrayIter iter(input);
bool supportRef = input->supportValueRef();
for (; pos < offset && iter; ++pos, ++iter) {}
for (; pos < offset + length && iter; ++pos, ++iter) {
bool doAppend = !preserve_keys && iter.first().isNumeric();
if (supportRef) {
CVarRef v = iter.secondRef();
if (v.isReferenced()) v.setContagious();
if (doAppend) {
out_hash.append(v);
} else {
out_hash.set(iter.first(), v);
}
} else {
if (doAppend) {
out_hash.append(iter.second());
} else {
out_hash.set(iter.first(), iter.second());
}
}
}
return out_hash;
}
void EvalObjectData::o_getArray(Array &props, bool pubOnly /* = false */)
const {
if (!pubOnly) {
String zero("\0", 1, AttachLiteral);
for (ArrayIter it(m_privates); !it.end(); it.next()) {
String prefix(zero);
prefix += it.first();
prefix += zero;
for (ArrayIter it2(it.second()); !it2.end(); it2.next()) {
CVarRef v = it2.secondRef();
if (v.isInitialized()) {
props.set(prefix + it2.first(), v.isReferenced() ? ref(v) : v);
}
}
}
}
DynamicObjectData::o_getArray(props, pubOnly);
if (pubOnly) {
const ClassInfo *info = ClassInfo::FindClass(o_getClassName());
info->filterProperties(props, ClassInfo::IsProtected);
}
}
void VariableSerializer::writeArrayValue(const ArrayData *arr, CVarRef value) {
// Do not count referenced values after the first
if (m_type == Serialize &&
!(value.isReferenced() &&
m_arrayIds.find(value.getVariantData()) != m_arrayIds.end()))
m_valueCount++;
write(value);
switch (m_type) {
case PrintR:
*m_out << '\n';
break;
case VarExport:
*m_out << ",\n";
break;
default:
break;
}
ArrayInfo &info = m_arrayInfos.back();
info.first_element = false;
}
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.getVariantData();
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 (pobj->o_instanceof("Serializable")) {
if (ds) {
// We want to detect Serializable object as well
return true;
} else {
// Serializable object does not have internal reference issue
return false;
}
}
if (pobj->o_toArray().get()->hasInternalReference(vars, ds)) {
return true;
}
} else if (var.isArray() &&
var.getArrayData()->hasInternalReference(vars, ds)) {
return true;
}
}
return false;
}
void VariableSerializer::writeArrayValue(const ArrayData *arr, CVarRef value) {
// Do not count referenced values after the first
if ((m_type == Serialize || m_type == APCSerialize ||
m_type == DebuggerSerialize) &&
!(value.isReferenced() &&
m_arrayIds->find(value.getVariantData()) != m_arrayIds->end())) {
m_valueCount++;
}
write(value);
switch (m_type) {
case PrintR:
m_buf->append('\n');
break;
case VarExport:
m_buf->append(",\n");
break;
default:
break;
}
ArrayInfo &info = m_arrayInfos.back();
info.first_element = false;
}