guisu0.2

#!/usr/bin/env bash
trap 'onCtrlC' INT
function onCtrlC () {
    echo $$
    [ -e $XDG_RUNTIME_DIR/guisu/$$ ] && rm -rf $XDG_RUNTIME_DIR/guisu/$$
    exit 0
}

function runsu(){
PID=$$
PWD=`pwd`
OLDPATH=$PATH
RUNPATH=$XDG_RUNTIME_DIR/guisu/$PID
FIFOPATH=$RUNPATH/fifo
BASHPATH=$RUNPATH/$COMMAND_NAME
[ -d $XDG_RUNTIME_DIR/guisu ] || mkdir -p $XDG_RUNTIME_DIR/guisu
if [ -e $RUNPATH ]
then
    rm -rf $RUNPATH
fi
mkdir -p $RUNPATH
touch $FIFOPATH
touch $BASHPATH
echo '#!/usr/bin/env bash'>>$BASHPATH
echo "bash -c \"source $FIFOPATH;PATH=$OLDPATH;cd $PWD;$REALCOMMAND\"">>$BASHPATH
echo 'exit 0'>>$BASHPATH
chmod 755 $BASHPATH
export > "$FIFOPATH" &
PATH=$RUNPATH:$PATH
pkexec $COMMAND_NAME
rm -rf $RUNPATH
}

FLAG=0;
COUNT=1;
COMMAND=$*
COMMAND_NAME=$1
REALCOMMAND=$COMMAND
VERSION=1.0
GUISUHOME=https://github.com/djypku/guisu
if [ ! $1 ]
then
        echo "guisu based on pkexec (polkit)"
        echo "usage"
        pkexec --help 2>&1 | sed '0,/pkexec/{s//guisu/}' | sed '0,/pkexec/{s//pkexec and guisu/}' | sed 's#http://lists.freedesktop.org/mailman/listinfo/polkit-devel#<'''$GUISUHOME'''>#g#'
        echo "guisu home page: <$GUISUHOME>"
        exit 0
fi
if [ $1 == "--help" ]
then
    echo "guisu based on pkexec (polkit)"
    echo "usage"
    pkexec --help 2>&1 | sed '0,/pkexec/{s//guisu/}' | sed '0,/pkexec/{s//pkexec and guisu/}' | sed 's#http://lists.freedesktop.org/mailman/listinfo/polkit-devel#<'''$GUISUHOME'''>#g#'
    echo "guisu home page: <$GUISUHOME>"
    exit 0
elif [ $1 == "--version" ]
then
    echo "guisu version $VERSION"
    pkexec --version
    exit 0
fi
while [ $FLAG -eq 0 ]
do
    if [ $COUNT -gt $# ]
    then
        echo "No command found"
        exit 0
    fi
    TEM=${!COUNT}
    if [ ${TEM:0:1} == "-" ]
    then
        if [ $TEM != "--user" ]&&[ $TEM != "--disable-internal-agent" ]
        then
            echo "Parameter Error. Please use --help to see helps."
            exit 0
        fi
        COUNT=$[$COUNT+1]
        REALCOMMAND=${REALCOMMAND#*' '}
        if [ $TEM == "--user" ]
        then
            COUNT=$[$COUNT+1]
            REALCOMMAND=${REALCOMMAND#*' '}
        fi
        COMMAND_NAME=${!COUNT}
    else
        FLAG=1
    fi
done
runsu $*
exit 0