# Copyright (c) 2007, Roberto Aguilar <berto at chamaco dot org>
# All rights reserved.
# 
# Redistribution and use of this software in source and binary forms, with or
# without modification, are permitted provided that the following conditions
# are met:
# 
# * Redistributions of source code must retain the above copyright notice,
#   this list of conditions and the following disclaimer.
# 
# * Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
# 
# * Neither the name, "Roberto Aguilar", nor the names of its contributors may
#   be used to endorse or promote products derived from this software without
#   specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

function _usage()
{
    echo "Usage: sfs [-p port] host[:path]"
}

function sfs()
{
    if [ -z $1 ]; then
        _usage;
        echo "Error: No hostname given";
        return 1;
    fi;

    unset OPTIND
    port=""
    while getopts "hp:" options; do
        case $options in
            p ) port="-p ${OPTARG}";
                ;;
            * )
                _usage
                return 1;
                ;;
        esac;
    done;

    shift $((${OPTIND} - 1))

    # $1 may be host:path (path being the remote path to mount) or just host
    host_and_path=$1

    echo ${host_and_path} | grep -q ':'
    status=$?

    if [ ${status} -ne 0 ]; then
        host_and_path="${host_and_path}:"
    fi;

    # get just the host up to the first dot
    host=$(echo ${host_and_path} | awk -F: '{print $1}' | awk -F. '{print $1}')

    mount_path=/Volumes/${host}; 
    [ ! -e ${mount_path} ] && mkdir ${mount_path}

    #echo "host_and_path: ${host_and_path}"
    #echo "port: ${port}"
    #echo "mount_path: ${mount_path}"

    sshfs ${port} -C -o reconnect -o sshfs_sync -o volname=${host} \
        ${host_and_path} ${mount_path}
}