#!/bin/bash

#
# determine the root directory of the LAP Library, assuming this script resides
# in its designated sub-directory in the directory tree.
#
if [ -z "${LAPLIBRARY}" ]; then
  path=$(dirname $0)
  if [ "${path#./}" != "${path}" ]; then
    path="$(pwd)/${path#./}"
  fi
  if [ "${path#/}" = "${path}" ]; then
    if [ "${path}" = "." ]; then
      path="$(pwd)";
    else 
      path="$(pwd)/${path}"
    fi
  fi
  LAPLIBRARY="${path%/bin}";
  export LAPLIBRARY;
fi

#
# while we depend on a Python version newer than the system default, make at
# least an attempt at guessing a suitable LAP Tree location.
#
if [ -z "${LAPTREE}" -a -d ${LAPLIBRARY%/library}/tree ]; then
    LAPTREE=${LAPLIBRARY%/library}/tree;
fi

#
# include a shared set of shell functions and global parameters, including the
# architecture identifier .LAPOS.
#
# _fix_me_
# not sure about the division of labor here; arguably, we could try to be fully
# independent of the LAP Tree, but would then need to rely on a suitable Python
# interpreter in the PATH.                                      (12-mar-15; oe)
#
if [ -n "${LAPTREE}" ]; then
  . ${LAPTREE}/etc/library.bash;

  #
  # make sure that (non-core) shared libraries from the build environment are
  # available for dynamic loading (including on request, by add-one modules).
  #
  if [ -z "${LD_LIBRARY_PATH}" ]; then
    LD_LIBRARY_PATH=${LAPTREE}/python/lib;
  else
    LD_LIBRARY_PATH=${LAPTREE}/python/lib:${LD_LIBRARY_PATH};
  fi
  export LD_LIBRARY_PATH;

  #
  # allow Python to find its own code from the LAP Tree and Library
  #
  export PYTHONPATH=${LAPTREE}/python:${LAPLIBRARY}/python:${PYTHONPATH};
  export NLTK_DATA=${LAPTREE}/python/nltk_data;

  exec ${LAPTREE}/python/bin/python ${LAPLIBRARY}/bin/python/store.py "$@";
else
  #
  # minimally, allow Python to find its own code from the LAP Library
  #
  export PYTHONPATH=:${LAPLIBRARY}/python:${PYTHONPATH};

  exec python ${LAPLIBRARY}/bin/python/store.py "$@";
fi