#!/bin/bash
# Absolute path to this script
SCRIPT=`readlink -f $0`
# Absolute directory this script is in
SCRIPTPATH=`dirname $SCRIPT`

VIRTUAL_ENV_DIR="/usr/lib/airtime/airtime_virtualenv"
VIRTUAL_ENV_SHARE="/usr/share/python-virtualenv/"

if [ -d $VIRTUAL_ENV_DIR ]; then
    echo -e "\n*** Existing Airtime Virtualenv Found ***"
    rm -rf ${VIRTUAL_ENV_DIR}
    echo -e "\n*** Reinstalling Airtime Virtualenv ***"
fi

echo -e "\n*** Creating Virtualenv for Airtime ***"
EXTRAOPTION=$(virtualenv --help | grep extra-search-dir)

if [ "$?" -eq "0" ]; then
virtualenv --extra-search-dir=${SCRIPTPATH}/3rd_party --no-site-package -p /usr/bin/python2.6 /usr/lib/airtime/airtime_virtualenv || exit 1
else
# copy distribute-0.6.10.tar.gz to /usr/share/python-virtualenv/
# this is due to the bug in virtualenv 1.4.9
if [ -d "$VIRTUAL_ENV_SHARE" ]; then
    cp ${SCRIPTPATH}/3rd_party/distribute-0.6.10.tar.gz /usr/share/python-virtualenv/
fi
virtualenv --no-site-package -p /usr/bin/python2.6 /usr/lib/airtime/airtime_virtualenv || exit 1
fi

echo -e "\n*** Installing Python Libraries ***"
/usr/lib/airtime/airtime_virtualenv/bin/pip install ${SCRIPTPATH}/airtime_virtual_env.pybundle -E /usr/lib/airtime/airtime_virtualenv || exit 1

echo -e "\n*** Patching Python Libraries ***"
PATCHES=${SCRIPTPATH}/patches/*
for file in $(find $PATCHES -print); do
if [ -d $file ]; then
    DIRNAME=$(basename $file)
    echo -e "\n   ---Applying Patches for $DIRNAME---"
else
    patch -N -p0 -i $file
fi
done
exit 0