/*---------------------------------------------------------------------- | PLT_LightSampleDevice::OnAction +---------------------------------------------------------------------*/ NPT_Result PLT_LightSampleDevice::OnAction(PLT_ActionReference& action, NPT_SocketInfo* /* info */) { /* parse the action name */ NPT_String name = action->GetActionDesc()->GetName(); if (name.Compare("SetTarget") == 0) { NPT_String value; action->GetArgumentValue("newTargetValue", value); PLT_StateVariable* variable = action->GetActionDesc()->GetService()->FindStateVariable("Status"); if (NPT_FAILED(variable->SetValue(value))) { action->SetError(402, "Invalid Args"); return NPT_FAILURE; } return NPT_SUCCESS; } else if (name.Compare("GetStatus") == 0) { PLT_StateVariable* variable = action->GetActionDesc()->GetService()->FindStateVariable("Status"); if (variable) { action->SetArgumentValue("ResultStatus", variable->GetValue()); return NPT_SUCCESS; } } action->SetError(501, "Action Failed"); return NPT_FAILURE; }
/*---------------------------------------------------------------------- | PLT_MediaController::OnEventNotify +---------------------------------------------------------------------*/ NPT_Result PLT_MediaController::OnEventNotify(PLT_Service* service, NPT_List<PLT_StateVariable*>* vars) { if (m_Listener) { // parse LastChange var into smaller vars PLT_StateVariable* lastChangeVar = NULL; if (NPT_SUCCEEDED(NPT_ContainerFind(*vars, PLT_ListStateVariableNameFinder("LastChange"), lastChangeVar))) { vars->Remove(lastChangeVar); PLT_Service* var_service = lastChangeVar->GetService(); NPT_String text = lastChangeVar->GetValue(); NPT_XmlNode* xml = NULL; NPT_XmlParser parser; if (NPT_FAILED(parser.Parse(text, xml)) || !xml || !xml->AsElementNode()) { delete xml; return NPT_FAILURE; } NPT_XmlElementNode* node = xml->AsElementNode(); if (!node->GetTag().Compare("Event", true)) { // look for the instance with attribute id = 0 NPT_XmlElementNode* instance = NULL; for (NPT_Cardinal i=0; i<node->GetChildren().GetItemCount(); i++) { NPT_XmlElementNode* child; if (NPT_FAILED(PLT_XmlHelper::GetChild(node, child, i))) continue; if (!child->GetTag().Compare("InstanceID", true)) { // extract the "val" attribute value NPT_String value; if (NPT_SUCCEEDED(PLT_XmlHelper::GetAttribute(child, "val", value)) && !value.Compare("0")) { instance = child; break; } } } // did we find an instance with id = 0 ? if (instance != NULL) { // all the children of the Instance node are state variables for (NPT_Cardinal j=0; j<instance->GetChildren().GetItemCount(); j++) { NPT_XmlElementNode* var_node; if (NPT_FAILED(PLT_XmlHelper::GetChild(instance, var_node, j))) continue; // look for the state variable in this service const NPT_String* value = var_node->GetAttribute("val"); PLT_StateVariable* var = var_service->FindStateVariable(var_node->GetTag()); if (value != NULL && var != NULL) { // get the value and set the state variable // if it succeeded, add it to the list of vars we'll event if (NPT_SUCCEEDED(var->SetValue(*value, false))) { vars->Add(var); NPT_LOG_FINE_2("PLT_MediaController received var change for (%s): %s", (const char*)var->GetName(), (const char*)var->GetValue()); } } } } } delete xml; } if (vars->GetItemCount()) { m_Listener->OnMRStateVariablesChanged(service, vars); } } return NPT_SUCCESS; }