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#' @name SDMXDimension
#' @rdname SDMXDimension
#' @aliases SDMXDimension,SDMXDimension-method
#'
#' @usage
#' SDMXDimension(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 "SDMXDimension"
#'
#' @seealso \link{readSDMX}
#' @export
#'
SDMXDimension <- 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
conceptSchemeVersion <- NULL
conceptSchemeAgency <- NULL
codelist <- NULL
codelistVersion <- NULL
codelistAgency <- NULL
isMeasureDimension <- NULL
isFrequencyDimension <- NULL
isEntityDimension <- NULL
isCountDimension <- NULL
isNonObservationTimeDimension <- NULL
isIdentityDimension <- NULL
crossSectionalAttachDataset <- NULL
crossSectionalAttachGroup <- NULL
crossSectionalAttachSection <- NULL
crossSectionalAttachObservation <- NULL
if(VERSION.21){
#concepts
if(!is.null(conceptRefXML)){
conceptRef = xmlGetAttr(conceptRefXML, "id")
package = xmlGetAttr(conceptRefXML, "package")
if(package == "conceptscheme"){
conceptSchemeRef = xmlGetAttr(conceptRefXML, "maintainableParentID")
conceptSchemeVersion = xmlGetAttr(conceptRefXML, "maintainableParentVersion")
conceptSchemeAgency = xmlGetAttr(conceptRefXML, "agencyID")
}else{
conceptVersion = xmlGetAttr(conceptRefXML, "maintainableParentVersion")
conceptAgency = xmlGetAttr(conceptRefXML, "agencyID")
}
}
#codelists
if(!is.null(codelistRefXML)){
codelist <- xmlGetAttr(codelistRefXML, "id")
codelistVersion <- xmlGetAttr(codelistRefXML, "version")
codelistAgency <- xmlGetAttr(codelistRefXML, "agencyID")
}
#dimension characteristics
#TODO isMeasureDimension?
#TODO isFrequencyDimension?
#TODO isEntityDimension?
#TODO isLogicalDimension?
#TODO isNonObservationTimeDimension?
#TODO isIdentityDimension?
#crossSectionalAttach
#TODO crossSectionalAttachDataset?
#TODO crossSectionalAttachGroup?
#TODO crossSectionalAttachSection?
#TODO crossSectionalAttachObservation?
}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")
#dimensions characteristics
isMeasureDimension = xmlGetAttr(xmlObj, "isMeasureDimension")
isFrequencyDimension = xmlGetAttr(xmlObj, "isFrequencyDimension")
isEntityDimension = xmlGetAttr(xmlObj, "isEntityDimension")
isCountDimension = xmlGetAttr(xmlObj, "isCountDimension")
isNonObservationTimeDimension = xmlGetAttr(xmlObj,"isNonObservationTimeDimension")
isIdentityDimension = xmlGetAttr(xmlObj, "isIdentityDimension")
#crossSectionalAttach
crossSectionalAttachDataset = xmlGetAttr(xmlObj, "crossSectionalAttachDataset")
crossSectionalAttachGroup = xmlGetAttr(xmlObj, "crossSectionalAttachGroup")
crossSectionalAttachSection = xmlGetAttr(xmlObj, "crossSectionalAttachSection")
crossSectionalAttachObservation = xmlGetAttr(xmlObj,"crossSectionalAttachObservation")
}
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(conceptSchemeVersion)) conceptSchemeVersion <- 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)
if(is.null(isMeasureDimension)){
isMeasureDimension <- FALSE
}else{
isMeasureDimension <- as.logical(isMeasureDimension)
}
if(is.null(isFrequencyDimension)){
isFrequencyDimension <- FALSE
}else{
isFrequencyDimension <- as.logical(isFrequencyDimension)
}
if(is.null(isEntityDimension)){
isEntityDimension <- FALSE
}else{
isEntityDimension <- as.logical(isEntityDimension)
}
if(is.null(isCountDimension)){
isCountDimension <- FALSE
}else{
isCountDimension <- as.logical(isCountDimension)
}
if(is.null(isNonObservationTimeDimension)){
isNonObservationTimeDimension <- FALSE
}else{
isNonObservationTimeDimension <- as.logical(isNonObservationTimeDimension)
}
if(is.null(isIdentityDimension)){
isIdentityDimension <- FALSE
}else{
isIdentityDimension <- as.logical(isIdentityDimension)
}
if(is.null(crossSectionalAttachDataset)){
crossSectionalAttachDataset <- NA
}else{
crossSectionalAttachDataset <- as.logical(crossSectionalAttachDataset)
}
if(is.null(crossSectionalAttachGroup)){
crossSectionalAttachGroup <- NA
}else{
crossSectionalAttachGroup <- as.logical(crossSectionalAttachGroup)
}
if(is.null(crossSectionalAttachSection)){
crossSectionalAttachSection <- NA
}else{
crossSectionalAttachSection <- as.logical(crossSectionalAttachSection)
}
if(is.null(crossSectionalAttachObservation)){
crossSectionalAttachObservation <- NA
}else{
crossSectionalAttachObservation <- as.logical(crossSectionalAttachObservation)
}
#elements
#========
#TextFormat TODO
#instantiate the object
obj<- new("SDMXDimension",
#attributes
conceptRef = conceptRef,
conceptVersion = conceptVersion,
conceptAgency = conceptAgency,
conceptSchemeRef = conceptSchemeRef,
conceptSchemeVersion = conceptSchemeVersion,
conceptSchemeAgency = conceptSchemeAgency,
codelist = codelist,
codelistVersion = codelistVersion,
codelistAgency = codelistAgency,
isMeasureDimension = isMeasureDimension,
isFrequencyDimension = isFrequencyDimension,
isEntityDimension = isEntityDimension,
isCountDimension = isCountDimension,
isNonObservationTimeDimension = isNonObservationTimeDimension,
isIdentityDimension = isIdentityDimension,
crossSectionalAttachDataset = crossSectionalAttachDataset,
crossSectionalAttachGroup = crossSectionalAttachGroup,
crossSectionalAttachSection = crossSectionalAttachSection,
crossSectionalAttachObservation = crossSectionalAttachObservation
#elements,
#TextFormat = TextFormat
)
}
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