Array vm_get_class_constants(CStrRef className) {
HPHP::VM::Class* cls = HPHP::VM::Unit::lookupClass(className.get());
if (cls == NULL) {
return NEW(HphpArray)(0);
}
size_t numConstants = cls->numConstants();
HphpArray* retVal = NEW(HphpArray)(numConstants);
const VM::Class::Const* consts = cls->constants();
for (size_t i = 0; i < numConstants; i++) {
// Note: hphpc doesn't include inherited constants in
// get_class_constants(), so mimic that behavior
if (consts[i].m_class == cls) {
StringData* name = const_cast<StringData*>(consts[i].m_name);
TypedValue* value = cls->clsCnsGet(consts[i].m_name);
retVal->nvSet(name, value, false);
}
}
return retVal;
}
bool eval_get_class_constant_hook(Variant &res, CStrRef s,
const char* constant) {
if (hhvm) {
String clsName(s, strlen(s), CopyString);
HPHP::VM::Class* cls = HPHP::VM::Unit::lookupClass(clsName.get());
if (cls && !cls->clsInfo()) {
String cnsName(constant, strlen(constant), CopyString);
TypedValue* tv = cls->clsCnsGet(cnsName.get());
if (tv) {
res = tvAsCVarRef(tv);
return true;
}
}
} else {
const Eval::ClassStatement* cls =
Eval::RequestEvalState::findClass(s, true);
if (cls) {
return cls->getConstant(res, constant, true);
}
}
return false;
}