downloadCRN: A function to download all the CRN files
Description
The function is passed a url for daily or hourly data,
a matching directory, and sequence of years to download.
The function will then download all the files and place them in the right
directory.
Usage
downloadCRN(url = CRN.DAILY.URL, directory = DAILY_DIR, years = seq(from = 2000, to = 2011, by = 1))
Arguments
url
Must be either CRN.DAILY.URL or CRN.HOURLY.URL
directory
Must match the url: DAILY_DIR or HOURLY_DIR
years
a sequence of years to download. On initial download you
should download all files. For updates just use the last year
Value
Details
The function iterates through the years in the sequence, fetches
all the urls for the files in those subdirectories and downloads them
all