## find all the Rmd files, and generate the paths for their respective outputs
src_rmd <- list.files(pattern = "??-*.Rmd$", path = "_episodes_rmd", full.names = TRUE)
dest_md <- file.path("_episodes", gsub("Rmd$", "md", basename(src_rmd)))
-
+
## knit the Rmd into markdown
mapply(function(x, y) {
knitr::knit(x, output = y)
}, src_rmd, dest_md)
+
+ # Read the generated md files and add comments advising not to edit them
+ sapply(dest_md, function(y) {
+ con = file(y)
+ mdfile <- readLines(con)
+ if (mdfile[1] != "---")
+ stop("Input file does not have a valid header")
+ mdfile <- append(mdfile, "# Please do not edit this file directly; it is auto generated.", after = 1)
+ mdfile <- append(mdfile, paste("# Instead, please edit",
+ basename(y), "in _episodes_rmd/"), after = 2)
+ writeLines(mdfile, con)
+ })
}