#!/usr/bin/env bash

if [[ -z $2 ]]; then
  echo "Usage: bleu output reference"
  exit 1
fi

output=$1
refs=$2

format=plain
grep "|||" $output > /dev/null
if [[ $? -eq 0 ]]; then
  format=nbest
fi

numrefs=$(ls $refs* | wc -l)
verbose=0

java -cp $JOSHUA/class -Dfile.encoding=utf8 -Djava.library.path=lib -Xmx256m -Xms256m -Djava.util.logging.config.file=logging.properties joshua.util.JoshuaEval -cand $output -format $format -ref $refs -rps $numrefs -m BLEU 4 closest -v 0