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#' @title Setting a usm param value(s) in an usms
#' @param xml_doc an object (created from an usms file)
#'
#' @param usms_param usms parameters (data.frame)
#' @param overwrite replace existing usms (TRUE) or not,
#' updating existing ones (FALSE)
#'
#' @examples
#' \dontrun{
#' xml_path <- file.path(get_examples_path(file_type = "xml"), "usms.xml")
#' usms_doc <- xmldocument(xml_path)
#'
#' xl_path <- file.path(get_examples_path(file_type = "xl"),
#' "inputs_stics_example.xlsx")
#' usms_df <- read_excel(xl_path, sheet = "USMs")
#'
#' # For updating an existing xml doc (using existing usms names)
#' # Creating a fake existing_doc
#' existing_doc <- gen_usms_sols_doc("usms", nodes_nb = 3)
#' set_param_value(existing_doc,
#' param_name = "usm",
#' param_value = usms_df$usm_nom[c(3, 1, 5)]
#' )
#'
#' set_usms_param_xml(existing_doc, usms_df)
#'
#'
#' # For a new xml doc
#' # In that case: usms_df must contain all the usms parameters !
#' usms_nb <- dim(usms_df)[1]
#' new_doc <- gen_usms_sols_doc("usms", nodes_nb = usms_nb)
#'
#' set_usms_param_xml(new_doc, usms_df, overwrite = TRUE)
#' }
#'
#' @keywords internal
#'
#' @noRd
#'
set_usms_param_xml <- function(xml_doc,
usms_param = NULL,
overwrite = FALSE) {
if (!base::is.null(usms_param)) {
if (!("data.frame" %in% class(usms_param))) {
stop("usms_param does not belong to data.frame class/type")
}
# if any factor field type in data.frame
if (any(unlist(lapply(usms_param, is.factor)))) {
stop("usms_param contains fields of factor type !")
}
}
if (!is.xml_document(xml_doc)) {
stop("xml_doc is not an xml_document object")
}
# detecting usm names column
in_params <- names(usms_param)
col_id <- grep("^usm", tolower(in_params))
if (!length(col_id)) {
stop("The column for identifying usm names has not been found !")
}
usm_col <- in_params[col_id]
# default idx
usms_xml_idx <- seq_len(dim(usms_param)[1])
# Checking parameter names from param_table against xml ones
check_param_names(
param_names = in_params[-col_id],
ref_names = get_param_names(xml_object = xml_doc)
)
# checking usms based on names if overwrite == FALSE
if (!overwrite) {
# getting usm names
xml_usms <- as.vector(get_param_value(xml_doc, "usm"))
###############################################
# TODO : see adding usms not in xml file ?
###############################################
# checking xl names against xml names
xl_in_xml <- usms_param[[usm_col]] %in% xml_usms
if (!any(xl_in_xml)) {
stop("Not any usm name in usms_param table is in xml doc !")
}
# xl usms idx in xml doc to be updated
usms_xml_idx <- which(xml_usms %in% usms_param[[usm_col]])
# Selecting data & ordering upon xml
# order
usms_param <- usms_param[xl_in_xml, ]
usms_param <-
usms_param[match(xml_usms[usms_xml_idx], usms_param[[usm_col]]), ]
} else {
# setting usms names
set_param_value(xml_doc, "usm", usms_param[[usm_col]])
usms_xml_idx <- seq_along(usms_param[[usm_col]])
}
# Managing parameter values replacement from usms_param
# data.frame
# Getting param names linked to plante node
plante_params <- grep("_[0-9]*$", in_params, value = TRUE)
plante_params_pref <- unique(gsub("_[0-9]*$", "", plante_params))
fix_plant_params <- length(plante_params) != 0
if (fix_plant_params) {
# Setting parameter values
for (i in 1:2) {
for (p in plante_params_pref) {
par <- paste0(p, "_", i)
if (is.element(par, plante_params)) {
set_param_value(
xml_doc, p,
usms_param[[par]],
"plante", as.character(i),
usms_xml_idx
)
}
}
}
}
# Getting independant params from plante
other_params <- setdiff(in_params, c(plante_params, usm_col))
if (!length(other_params)) {
return()
}
# Setting param values
for (p in other_params) {
set_param_value(
xml_doc, p, usms_param[[p]],
usms_xml_idx
)
}
}
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