rforcecom.create <-
function(session, objectName, fields){
# Load packages
if(!require(XML)){ install.packages("XML"); stop(!require(XML)) }
if(!require(RCurl)){ install.packages("RCurl"); stop(!require(RCurl)) }
# Create XML node set
rforcecom.create.createXmlNodeSet <- function(nodelist){
xmlNodeSet <- ""
for(i in 1:length(nodelist)){
if(!is.null(names(nodelist[i]))){
if(!is.character(nodelist[i])){ nodelist[i] <- as.character(nodelist[i]) }
nodeValue <- iconv(nodelist[i], from="", to="UTF-8")
xmlNodeSet <- paste(xmlNodeSet, "<", names(nodelist[i]), ">", nodeValue ,"</", names(nodelist[i]), ">",sep="")
}
}
return(xmlNodeSet)
}
# Create an XML
xmlElem <- ""
if(is.data.frame(fields)){
xmlElem <- apply(fields, 2, rforcecom.create.createXmlNodeSet)
} else {
xmlElem <- rforcecom.create.createXmlNodeSet(fields)
}
xmlBody <- paste("<?xml version=\"1.0\" encoding=\"UTF-8\"?><root>", xmlElem, "</root>", sep="")
# Send records
h <- basicHeaderGatherer()
t <- basicTextGatherer()
endpointPath <- rforcecom.api.getObjectEndpoint(session['apiVersion'], objectName)
URL <- paste(session['instanceURL'], endpointPath, sep="")
OAuthString <- paste("Bearer", session['sessionID'])
httpHeader <- c("Authorization"=OAuthString, "Accept"="application/xml", 'Content-Type'="application/xml")
curlPerform(url=URL, httpheader=httpHeader, headerfunction = h$update, writefunction = t$update, ssl.verifypeer=F, postfields=xmlBody)
# BEGIN DEBUG
if(exists("rforcecom.debug") && rforcecom.debug){ message(URL) }
if(exists("rforcecom.debug") && rforcecom.debug){ message(xmlBody) }
if(exists("rforcecom.debug") && rforcecom.debug){ message(t$value()) }
# END DEBUG
# Parse XML
x.root <- xmlRoot(xmlTreeParse(t$value(), asText=T))
# Check whether it success or not
errorcode <- NA
errormessage <- NA
try(errorcode <- iconv(xmlValue(x.root[['Error']][['errorCode']]), from="UTF-8", to=""), TRUE)
try(errormessage <- iconv(xmlValue(x.root[['Error']][['message']]), from="UTF-8", to=""), TRUE)
if(!is.na(errorcode) && !is.na(errormessage)){
stop(paste(errorcode, errormessage, sep=": "))
}
# Parse XML
xdf <- xmlToDataFrame(getNodeSet(xmlParse(t$value()),'//Result'))
return(xdf)
}
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