#!/bin/bash
  
  # Copyright  2014 Nickolay V. Shmyrev
  #            2014 Brno University of Technology (Author: Karel Vesely)
  # Apache 2.0
  
  mkdir -p db
  pushd db
  # TED-LIUM database:
  if [[ $(hostname -f) == *.clsp.jhu.edu ]] ; then
    ln -s /export/corpora5/TEDLIUM_release1
  else
    if [ ! -f TEDLIUM_release1.tar.gz ]; then
      wget http://www.openslr.org/resources/7/TEDLIUM_release1.tar.gz || exit 1
      tar xf TEDLIUM_release1.tar.gz
    fi
  fi
  # Language models (Cantab Research):
  if [ ! -d cantab-TEDLIUM ]; then
      echo "Downloading \"http://www.openslr.org/resources/27/cantab-TEDLIUM.tar.bz2\". "
      wget --no-verbose --output-document=- http://www.openslr.org/resources/27/cantab-TEDLIUM.tar.bz2 | bzcat | tar --extract --file=- || exit 1
      gzip cantab-TEDLIUM/cantab-TEDLIUM-pruned.lm3
      gzip cantab-TEDLIUM/cantab-TEDLIUM-unpruned.lm4
  fi
  
  popd