// Fill out an ExpandedNodeId
// =============================================================================================
Status NamespaceArray::fillExpandedNodeId(
const OpcUa_ExpandedNodeId& opcUaExpandedNodeId,
ExpandedNodeId& expandedNodeId) const
{
Status ret;
string namespaceUri;
// according to the OPC UA specs, if the opcUaExpandedNodeId contains a namespaceUri,
// then the namespaceIndex should be ignored.
// So, if a non-empty namespace URI is already given, then we use that one.
// Else, we try to find the namespace URI that corresponds to the given namespace index.
if (!UaString(&opcUaExpandedNodeId.NamespaceUri).isEmpty())
{
// bugfix: added the following line: also in this situation the attributes from the SDK need to be copied!
expandedNodeId.fromSdk(opcUaExpandedNodeId);
NodeId nodeId = expandedNodeId.nodeId();
nodeId.setNameSpaceUri(string(UaString(&opcUaExpandedNodeId.NamespaceUri).toUtf8()));
expandedNodeId.setNodeId(nodeId);
ret.isGood();
}
else if (findNamespaceUri(opcUaExpandedNodeId.NodeId.NamespaceIndex, namespaceUri))
{
ret = expandedNodeId.fromSdk(opcUaExpandedNodeId, namespaceUri);
}
else
{
ret = EmptyServerUriAndUnknownNamespaceIndexError(
opcUaExpandedNodeId.NodeId.NamespaceIndex);
}
return ret;
}
UaString UaNodeId::identifierString() const
{
if (m_impl.identifierType != UA_NODEIDTYPE_STRING)
throw std::runtime_error("asking for identifierString from a non-string identifier!");
return UaString( &m_impl.identifier.string );
}
// Static function to get the time from a string representation.
// =============================================================================================
DateTime DateTime::fromString(const string& s)
{
UaDateTime uaDateTime = UaDateTime::fromString(UaString(s.c_str()));
DateTime ret;
ret.fromSdk(uaDateTime);
return ret;
}
// Set the variant to a string array.
// =============================================================================================
void Variant::setStringArray(const std::vector<std::string>& vec)
{
clear();
UaStringArray arr;
arr.create(vec.size());
for (std::size_t i = 0; i < vec.size(); i++) { UaString(vec[i].c_str()).copyTo(&arr[i]); }
uaVariant_.setStringArray(arr);
}
// Convert the variant to a string array.
// =============================================================================================
Status Variant::toStringArray(std::vector<std::string>& vec) const
{
UaStringArray arr;
Status ret = evaluate(uaVariant_.toStringArray(arr), uaVariant_.type(), OpcUaType_String);
vec.resize(arr.length());
for (std::size_t i = 0; i < arr.length(); i++)
vec[i] = string(UaString(&arr[i]).toUtf8());
return ret;
}
UaString UaNodeId::toFullString() const
{
if (identifierType() == IdentifierType::OpcUa_IdentifierType_String)
{
std::string s = "(ns="+boost::lexical_cast<std::string>(namespaceIndex())+","+UaString(identifierString()).toUtf8()+")";
return UaString(s.c_str());
}
else
return toString();
}
UaString UaNodeId::toString() const
{
if (identifierType() == IdentifierType::OpcUa_IdentifierType_String)
{
return identifierString();
}
else if (identifierType() == IdentifierType::OpcUa_IdentifierType_Numeric)
{
std::string s = "(ns="+boost::lexical_cast<std::string>(namespaceIndex())+","+boost::lexical_cast<std::string>(identifierNumeric())+")";
return UaString(s.c_str());
}
return "identifier-type-unsupported";
}
/*ctr*/
ASServer::ASServer (
UaNodeId parentNodeId,
const UaNodeId& typeNodeId,
ASNodeManager *nm,
const Configuration::Server & config):
OpcUa::BaseObjectType (
/*nodeId*/nm->makeChildNodeId(parentNodeId,"Server"), "Server", nm->getNameSpaceIndex(), nm),
m_typeNodeId (typeNodeId)
,
m_connectedClientCount (new
OpcUa::BaseDataVariableType
(nm->makeChildNodeId(this->nodeId(),UaString("connectedClientCount")), UaString("connectedClientCount"), nm->getNameSpaceIndex(), UaVariant(
OpcUa_UInt32( 0 )
),
OpcUa_AccessLevels_CurrentRead
, nm))
,
m_deviceLink (0)
{
UaStatus s;
UaVariant v;
v.setUInt32
( 0 );
m_connectedClientCount->setValue(/*pSession*/0, UaDataValue(UaVariant( v ),
OpcUa_Good, UaDateTime::now(), UaDateTime::now() ), /*check access level*/OpcUa_False);
s = nm->addNodeAndReference(this, m_connectedClientCount, OpcUaId_HasComponent);
if (!s.isGood())
{
std::cout << "While addNodeAndReference from " << this->nodeId().toString().toUtf8() << " to " << m_connectedClientCount->nodeId().toString().toUtf8() << " : " << std::endl;
ASSERT_GOOD(s);
}
}
// Set the variant to a string.
// =============================================================================================
void Variant::setString(const std::string& val)
{
clear();
uaVariant_.setString(UaString(val.c_str()));
}
// Convert a uaf::NodeId to a OpcUa_NodeId
// =============================================================================================
Status NamespaceArray::fillOpcUaNodeId(
const NodeId& nodeId,
OpcUa_NodeId& opcUaNodeId) const
{
Status ret;
// we need to get a valid namespace index
NameSpaceIndex nameSpaceIndex;
// check if the browse name has a namespace URI for which we can find an index
if (nodeId.hasNameSpaceUri())
{
if (findNamespaceIndex(nodeId.nameSpaceUri(), nameSpaceIndex))
ret = statuscodes::Good;
else
ret = UnknownNamespaceUriError(
nodeId.nameSpaceUri(),
nameSpaceMap_,
toString(nameSpaceMap_));
}
else if (nodeId.hasNameSpaceIndex())
{
// OK we don't have a namespace URI but we do have a namespace index
nameSpaceIndex = nodeId.nameSpaceIndex();
ret = statuscodes::Good;
}
else
{
// we have no possible means to get the namespace index
ret = NoNamespaceIndexOrUriGivenError();
}
// if the namespace index was found, update the OpcUa_NodeId
if (ret.isGood())
{
UaNodeId uaNodeId;
// update the NodeId identifier
if (nodeId.identifier().type == nodeididentifiertypes::Identifier_Numeric)
{
uaNodeId.setNodeId(nodeId.identifier().idNumeric, nameSpaceIndex);
uaNodeId.copyTo(&opcUaNodeId);
}
else if (nodeId.identifier().type == nodeididentifiertypes::Identifier_String)
{
uaNodeId.setNodeId(UaString(nodeId.identifier().idString.c_str()), nameSpaceIndex);
uaNodeId.copyTo(&opcUaNodeId);
}
else if (nodeId.identifier().type == nodeididentifiertypes::Identifier_Guid)
{
UaGuid uaGuid;
nodeId.identifier().idGuid.toSdk(uaGuid);
uaNodeId.setNodeId(uaGuid, nameSpaceIndex);
uaNodeId.copyTo(&opcUaNodeId);
}
else if (nodeId.identifier().type == nodeididentifiertypes::Identifier_Opaque)
{
UaByteString uaByteString;
nodeId.identifier().idOpaque.toSdk(uaByteString);
uaNodeId.setNodeId(uaByteString, nameSpaceIndex);
uaNodeId.copyTo(&opcUaNodeId);
}
else
{
ret = UnsupportedNodeIdIdentifierTypeError();
}
}
return ret;
}
