extended_name
If this argument is FALSE
, then the downloaded
file will have a filename in the following format:
itemidentifier.extension
, e.g., thedamnationofth00133gut.txt
.
If there are multiple files of the same file type for an item, then the
file names will not be unique. If this argument is TRUE
, them the
downloaded file will have a filename in the following format:
itemidentifier-original-filename.extension
, e.g.,
thedamnationofth00133gut-133.txt
.
overwrite
If TRUE
, this function will download all files and
overwrite them on disk if they have already been downloaded. If
FALSE
, then if a file already exists on disk it will not be
downloaded again but other downloads will proceed normally.