#! /bin/sh

RSYNC=no
SCP=no
SF=no
STC_ATLAS_ROOT=no
STC_ATLAS_NONROOT=no

while getopts acDd:h:Rrs opt; do
    case $opt in
        a ) RSYNC=yes ;;
        c ) SCP=yes ;;
        D ) delete="--del" ;;
        d ) remote_dir="$OPTARG" ;;
        h ) RSYNC=yes; force_remote_hosts="$OPTARG" ;;
        R ) RSYNC=yes; STC_ATLAS_ROOT=yes ;;
        r ) RSYNC=yes; STC_ATLAS_NONROOT=yes ;;
        s ) RSYNC=yes; SF=yes ;;
    esac
done
shift `expr $OPTIND - 1`

if [ -z "$1" ]; then
    echo "Usage: $0 [-acDRrs] [-h remote_hosts] [-d remote_dir] files..." >&2
    exit 1
fi

if [ $RSYNC = no -a $SCP = no -a $SF = no -a \
        $STC_ATLAS_ROOT = no -a $STC_ATLAS_NONROOT = no -a \
        -z "$force_remote_hosts" ]; then
    echo "Usage: $0 [-acDRrs] [-h remote_hosts] [-d remote_dir] files..." >&2
    echo "Use at least one of [-acRrs] or [-h remote_hosts]" >&2
    exit 1
fi

for d in "$@"; do
    if [ "$d" = .. \
        -o \( "$PWD" = "$HOME" -a \( "$d" = Downloads -o "$d" = mnt -o "$d" = tmp \) \) \
        -o \( "$PWD" = "$HOME"/mnt -a \( "$d" = misc -o "$d" = net -o "$d" = usb \) \) \
        -o \( "$PWD" = "$HOME"/tmp -a \( "$d" = inpx \) \) \
    ]; then
        echo "Cannot sync \"$d\"!" >&2
        exit 1
    fi
done

if [ -n "$force_remote_hosts" ]; then
    rsync_hosts="$force_remote_hosts"
else
    [ $RSYNC = yes ] && rsync_hosts="`run-hosts -aL`"
    # Don't use `run-hosts -DLs` here because of full paths
    sf_hosts="shell.sourceforge.net:/home/users/p/ph/phd/ web.sourceforge.net:/home/users/p/ph/phd/"
    [ "$SF" = yes ] && rsync_hosts="$rsync_hosts $sf_hosts"
    [ "$STC_ATLAS_ROOT" = yes ] && rsync_hosts="$rsync_hosts `run-hosts -DLR`"
    [ "$STC_ATLAS_NONROOT" = yes ] && rsync_hosts="$rsync_hosts `run-hosts -DLr`"
fi

if [ -z "$remote_dir" ]; then
    remote_dir=`pwd | sed "s@^$HOME/@@"`
fi

if [ "$remote_dir" = "$HOME" ]; then
    remote_dir=.
fi

if [ $RSYNC = yes ]; then
    for remote_host in $rsync_hosts; do
        if echo "$remote_host" | grep -Fqv : ; then
            remote_host="$remote_host:"
        fi
        rsync -ahPv $delete "$@" "$remote_host$remote_dir/"
    done
fi

if [ $SCP = yes ]; then
    [ -n "$force_remote_hosts" ] && scp_hosts="$force_remote_hosts"
    for remote_host in $scp_hosts; do
        scp -rp4 "$@" "$remote_host$remote_dir/"
    done
fi

#if [ "$STC_ATLAS_ROOT" = yes -o "$STC_ATLAS_NONROOT" = yes ]; then
#    exec "$HOME"/archive/STCnet-Atlas-STM/distribute-home "$@"
#fi