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#' @name SDMXPrimaryMeasure
#' @rdname SDMXPrimaryMeasure
#' @aliases SDMXPrimaryMeasure,SDMXPrimaryMeasure-method
#'
#' @usage
#' SDMXPrimaryMeasure(xmlObj, namespaces)
#'
#' @param xmlObj object of class "XMLInternalDocument derived from XML package
#' @param namespaces object of class "data.frame" given the list of namespace URIs
#' @return an object of class "SDMXPrimaryMeasure"
#'
#' @seealso \link{readSDMX}
#' @export
#'
SDMXPrimaryMeasure <- function(xmlObj, namespaces){
sdmxVersion <- version.SDMXSchema(xmlDoc(xmlObj), namespaces)
VERSION.21 <- sdmxVersion == "2.1"
messageNs <- findNamespace(namespaces, "message")
strNs <- findNamespace(namespaces, "structure")
#manage SDMX 2.1 conceptIdentity and codelist LocalRepresentation
conceptRefXML <- NULL
if(VERSION.21){
conceptIdentityXML <- getNodeSet(xmlDoc(xmlObj),
"//str:ConceptIdentity",
namespaces = c(str = as.character(strNs)))
if(length(conceptIdentityXML) > 0)
conceptRefXML <- xmlChildren(conceptIdentityXML[[1]])[[1]]
}
codelistRefXML <- NULL
if(VERSION.21){
enumXML <- getNodeSet(xmlDoc(xmlObj),
"//str:Enumeration",
namespaces = c(str = as.character(strNs)))
if(length(enumXML) > 0)
codelistRefXML <- xmlChildren(enumXML[[1]])[[1]]
}
#attributes
#=========
conceptRef <- NULL
conceptVersion <- NULL
conceptAgency <- NULL
conceptSchemeRef <- NULL
conceptSchemeAgency <- NULL
codelist <- NULL
codelistVersion <- NULL
codelistAgency <- NULL
if(VERSION.21){
#concepts
if(!is.null(conceptRefXML)){
conceptRef = xmlGetAttr(conceptRefXML, "id")
conceptVersion = xmlGetAttr(conceptRefXML, "maintainableParentVersion")
conceptAgency = xmlGetAttr(conceptRefXML, "agencyID")
#TODO conceptSchemeRef?
#TODO conceptSchemeAgency
}
#codelists
if(!is.null(codelistRefXML)){
codelist <- xmlGetAttr(codelistRefXML, "id")
codelistVersion <- xmlGetAttr(codelistRefXML, "version")
codelistAgency <- xmlGetAttr(codelistRefXML, "agencyID")
}
}else{
#concepts
conceptRef = xmlGetAttr(xmlObj, "conceptRef")
conceptVersion = xmlGetAttr(xmlObj, "conceptVersion")
conceptAgency = xmlGetAttr(xmlObj, "conceptAgency")
conceptSchemeRef = xmlGetAttr(xmlObj, "conceptSchemeRef")
conceptSchemeAgency = xmlGetAttr(xmlObj, "conceptSchemeAgency")
#codelists
codelist = xmlGetAttr(xmlObj, "codelist")
codelistVersion = xmlGetAttr(xmlObj, "codelistVersion")
codelistAgency = xmlGetAttr(xmlObj, "codelistAgency")
}
if(is.null(conceptRef)) conceptRef <- as.character(NA)
if(is.null(conceptVersion)) conceptVersion <- as.character(NA)
if(is.null(conceptAgency)) conceptAgency <- as.character(NA)
if(is.null(conceptSchemeRef)) conceptSchemeRef <- as.character(NA)
if(is.null(conceptSchemeAgency)) conceptSchemeAgency <- as.character(NA)
if(is.null(codelist)) codelist <- as.character(NA)
if(is.null(codelistVersion)) codelistVersion <- as.character(NA)
if(is.null(codelistAgency)) codelistAgency <- as.character(NA)
#elements
#========
#TextFormat TODO
#instantiate the object
obj<- new("SDMXPrimaryMeasure",
#attributes
conceptRef = conceptRef,
conceptVersion = conceptVersion,
conceptAgency = conceptAgency,
conceptSchemeRef = conceptSchemeRef,
conceptSchemeAgency = conceptSchemeAgency,
codelist = codelist,
codelistVersion = codelistVersion,
codelistAgency = codelistAgency
#elements,
#TextFormat = TextFormat
)
}
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