#!/bin/sh
cd ${0%/*} || exit 1    # Run from this directory

[ -d "$WM_PROJECT_DIR" ] || {
    echo "    Error: WM_PROJECT_DIR directory does not exist"
    echo "        Check the OpenFOAM entries in your dot-files and source them."
    echo "        WM_PROJECT_DIR=$WM_PROJECT_DIR"
    exit 1
}

usage() {
    exec 1>&2
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE

usage: ${0##*/} [OPTION]
options:
  -online    use the links to the Github repositories instead of the local source code
  -help

USAGE
    exit 1
}

defineURL() {

  WEB_PATH="https://develop.openfoam.com"
  FOAM_REPO_VERSION="$WM_PROJECT-plus"

  case "$WM_PROJECT_VERSION" in
  v[0-9].[0-9]+)
    FOAM_REPO_TAG="$WM_PROJECT-$WM_PROJECT_VERSION"
    ;;
  *)
    FOAM_REPO_TAG="master"
    ;;
  esac

  export FOAM_BASE_REPO="$WEB_PATH/Development/$FOAM_REPO_VERSION"
  export FOAM_ONLINE_REPO="$FOAM_BASE_REPO/blob/${FOAM_REPO_TAG}"
}

# parse options
while [ "$#" -gt 0 ]
do
    case "$1" in
    -h | -help)
        usage
        ;;
    -online)
        defineURL
        shift
        ;;
    *)
        usage "unknown option/argument: '$*'"
        ;;
    esac
done

#------------------------------------------------------------------------------

rm -rf latex man

# remove html directory in background
mv html html-stagedRemove$$ 2> /dev/null
rm -rf html-stagedRemove$$ >/dev/null 2>&1 &

# ensure that created files are readable by everyone
umask 22
doxygen

# fix permissions (NB: '+X' and not '+x'!)
chmod -R a+rX html latex man 2>/dev/null

echo
echo "Done doxygen"
echo

#------------------------------------------------------------------------------