#'
#' @return An object of class Data
#'
+#' @example
+#' ts_data = read.csv(system.file("extdata",ts_data,package="talweg",mustWork=TRUE))
+#' exo_data = read.csv(system.file("extdata",exo_data,package="talweg",mustWork=TRUE))
+#' getData(ts_data, exo_data, ...)
+#'
#' @export
getData = function(ts_data, exo_data, input_tz="GMT", date_format="%d/%m/%Y %H:%M",
working_tz="GMT", predict_at=0, limit=Inf)
stop("Bad timezone (see ?timezone)")
input_tz = input_tz[1]
working_tz = working_tz[1]
- if (!is.data.frame(ts_data) && !is.character(ts_data))
- stop("Bad time-series input (data frame or CSV file)")
+ if ( (!is.data.frame(ts_data) && !is.character(ts_data)) ||
+ (!is.data.frame(exo_data) && !is.character(exo_data)) )
+ stop("Bad time-series / exogenous input (data frame or CSV file)")
if (is.character(ts_data))
ts_data = ts_data[1]
+ if (is.character(exo_data))
+ exo_data = exo_data[1]
predict_at = as.integer(predict_at)[1]
if (predict_at<0 || predict_at>23)
stop("Bad predict_at (0-23)")
date_format = date_format[1]
ts_df =
- if (is.character(ts_data)) {
+ if (is.character(ts_data))
read.csv(ts_data)
- } else {
+ else
ts_data
- }
exo_df =
- if (is.character(exo_data)) {
+ if (is.character(exo_data))
read.csv(exo_data)
- } else {
+ else
exo_data
- }
# Convert to the desired timezone (usually "GMT" or "Europe/Paris")
formatted_dates_POSIXlt = strptime(as.character(ts_df[,1]), date_format, tz=input_tz)
ts_df[,1] = format(as.POSIXct(formatted_dates_POSIXlt), tz=working_tz, usetz=TRUE)