R/listGeneSet.R

Defines functions .getIdType .getDescription .getName listGeneSet

Documented in listGeneSet

#' List Gene Sets
#'
#' List available gene sets for the given organism on WebGestalt server.
#'
#' @inheritParams WebGestaltR
#'
#' @return A data frame of available gene sets.
#'
#' @importFrom httr content
#' @importFrom jsonlite fromJSON
#' @export
#'
listGeneSet <- function(organism="hsapiens", hostName="https://www.webgestalt.org/", cache=NULL) {
	if (startsWith(hostName, "file://")) {
		jsonData <- fromJSON(removeFileProtocol(file.path(hostName, "genesetsummary.json")))
		ids <- jsonData[[organism]]
		name1 <- names(ids)
		idList <- data.frame(name="",description="",idType="",stringsAsFactors=F)
		di <- 1
		for(i in c(1:length(name1))){
			x <- ids[[i]]$name
			if(!(is.null(x) || (is.list(x) && length(x)==0))){
				y <- ids[[i]]$description
				z <- ids[[i]]$idtype
				x <- paste(name1[i],"_",x,sep="")
				idList[di:(di+length(x)-1),1] <- x
				idList[di:(di+length(x)-1),2] <- y
				idList[di:(di+length(x)-1),3] <- z
				di <- di+length(x)
			}
	}
	} else {
		response <- cacheUrl(file.path(hostName, "api", "summary", "geneset"), cache)
		if (response$status_code != 200) {
			return(webRequestError(response))
		}
		jsonData <- content(response)
	ids <- jsonData[[organism]]
	name1 <- names(ids)
	idList <- data.frame(name="",description="",idType="",stringsAsFactors=F)
	di <- 1
	for(i in c(1:length(name1))){
		x <- .getName(ids[[i]])
		if(!(is.null(x) || (is.list(x) && length(x)==0))){
			y <- .getDescription(ids[[i]])
			z <- .getIdType(ids[[i]])
			x <- paste(name1[i],"_",x,sep="")
			idList[di:(di+length(x)-1),1] <- x
			idList[di:(di+length(x)-1),2] <- y
			idList[di:(di+length(x)-1),3] <- z
			di <- di+length(x)
		}
	}
	}
	return(idList)
}

.getName <- function(ids){
	return(sapply(ids,function(e){return(e$name)}))
}

.getDescription <- function(ids){
	return(sapply(ids,function(e){return(e$description)}))
}

.getIdType <- function(ids){
	return(sapply(ids,function(e){return(e$idtype)}))
}

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WebGestaltR documentation built on June 7, 2023, 6:10 p.m.