nl_tokens: Retrieve the sitemap from a file and call to parse it .
pl_tokens: function getFile ( options , parseFn , callback ) { fs . readFile ( options . source , function ( err , data ) { if ( err ) { callback ( common . prependMsgToErr ( err , options . source , true ) ) ; } else { convert ( options , <mask> , parseFn , callback ) ; } } ) ; }