Write metadata file option, rate limiting login attempts, generic failed login message

server/objects/Audiobook.js

@@ -1,6 +1,7 @@
 const Path = require('path')
 const { bytesPretty, elapsedPretty } = require('../utils/fileUtils')
 const { comparePaths, getIno } = require('../utils/index')
+const nfoGenerator = require('../utils/nfoGenerator')
 const Logger = require('../Logger')
 const Book = require('./Book')
 const AudioTrack = require('./AudioTrack')
@@ -530,5 +531,9 @@ class Audiobook {
       })
     }
   }
+
+  writeNfoFile(nfoFilename = 'metadata.nfo') {
+    return nfoGenerator(this, nfoFilename)
+  }
 }
 module.exports = Audiobook