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Metadata are retrieved using the IGN APIs. The execution time can be long depending on the size of the metadata associated with the API key and the overload of the IGN servers.

Usage

get_layers_metadata(apikey, data_type)

Arguments

apikey

API key from get_apikeys() or directly from the IGN website

data_type

Should be "wfs" or "wms". See details for more information about these two Webservice formats.

Value

data.frame

See also

Examples

if (FALSE) {
apikey <- get_apikeys()[4]
metadata_table <- get_layers_metadata(apikey, "wms")
layers <- metadata_table$Name
one_abstract <- metadata_table[1, "Abstract"]

# List every wfs layers (warning : it's quite long)
all_layers <- lapply(get_apikeys(),
                     get_layers_metadata,
                     data_type = "wfs")

# Convert list to data.frame
all_layers <- do.call(rbind, list_metadata)
}