static final String _base64Help = "${base64;<file>[;fileSizeLimit]}, get the Base64 encoding of a file";
/**
* Get the Base64 encoding of a file.
*
* @throws IOException
*/
public String _base64(String... args) throws IOException {
verifyCommand(args, _base64Help, null, 2, 3);
File file = domain.getFile(args[1]);
long maxLength = 100_000;
if (args.length > 2)
maxLength = Long.parseLong(args[2]);
if (file.length() > maxLength)
throw new IllegalArgumentException(
"Maximum file size (" + maxLength + ") for base64 macro exceeded for file " + file);
return Base64.encodeBase64(file);
}