existsCtryNlDataFile: Check if a country admin level data file exists

In chrisvwn/Rnightlights: Satellite Nightlight Data Extraction

Description

Check if a country admin level data file exists. Stats are calculated and stored at the admin level of a country, hence, a country could have as many files as admin levels.

Usage

existsCtryNlDataFile(
  ctryCode = NULL,
  admLevel,
  gadmVersion = pkgOptions("gadmVersion"),
  gadmPolyType = pkgOptions("gadmPolyType"),
  custPolyPath = NULL
)

Arguments

ctryCode	the ISO3 country code
admLevel	The country admin level of interest.
gadmVersion	The GADM version to use
gadmPolyType	The format of polygons to download from GADM
custPolyPath	Alternative to GADM. A path to a custom shapefile zip

Value

TRUE/FALSE

Examples

ctryCode <- "KEN"
admLevel <- "KEN_adm0"
message(Sys.time(), ": Data file for ", ctryCode,
    ifelse(Rnightlights:::existsCtryNlDataFile(ctryCode, admLevel),
        " FOUND", " NOT FOUND"))

chrisvwn/Rnightlights documentation built on Sept. 7, 2021, 1:44 a.m.