err <- try(proj4::ptransform(cbind(0, 0), "OGC:CRS84", "+proj=laea"), silent = TRUE)
if (inherits(err, "try-error")) {
df <- "+proj=longlat +datum=WGS84"
} else {
df <- "OGC:CRS84"
}
reproj_default_options <- function() {
list(
reproj.mock.noproj6 = FALSE,
reproj.assume.longlat = TRUE,
reproj.default.longlat = df
)}
.onLoad <- function(libname, pkgname) {
op <- options()
rdo <- reproj_default_options()
toset <- !(names(rdo) %in% names(op))
if (any(toset)) options(rdo[toset])
invisible()
}
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