synclient-sync

#!/bin/bash

HAL_FILE=/etc/hal/fdi/policy/99-x11-synaptics.fdi

VERBOSITY_LEVEL=2

usage()
{
    cat <<EOF
Usage: $0 options

OPTIONS:
  --verbosity [level]       Control the level of output processed by the script.
                                Level 0: No output at all
                                Level 1: Only output changed options
                                Level 2: Only output options set in the configuration file
                                Level 3: Output all options
  --verbose                 Shortcut for verbosity level 3
  --help                    Show this help
EOF

    exit 1
}

options_from_hal_file()
{
    HAL_SED_FILTER='s%^\s*<merge\s*key="input\.x11_options\.\(.*\?\)"\s*type="string">\(.*\)</merge>%\1=\2%'
    cat $HAL_FILE \
        | grep '<merge key="input.x11_options.' \
        | grep -v 'SHMConfig' \
        | sed -e $HAL_SED_FILTER
}

from()
{
     synclient -l \
        | grep '=' \
        | sed -e 's/\s//g' \
        | while read option; do
            key=`echo $option|cut -f 1 -d '='`
            old_val=`echo $option|cut -f 2 -d '='`
            new_val=`options_from_hal_file|grep $key|cut -f 2 -d '='`

            if [ -z $new_val ]; then
                [ $VERBOSITY_LEVEL == 3 ] && echo -e "\e[1;30m$key = $old_val\e[0m"
            elif [ $old_val != $new_val ]; then
                [ $VERBOSITY_LEVEL -ge 1 ] && echo -e "\e[1m$key = \e[1;31m$old_val \e[1;4;32m$new_val\e[0m"
                synclient "$key=$new_val"
            else # The HAL file and the life configuration are in sync
                [ $VERBOSITY_LEVEL -ge 2 ] && echo -e "\e[1m$key = \e[4m$new_val\e[0m"
            fi
        done
}

do_from=0
while [ $# -gt 0 ]; do
    case "$1" in
        --from-hal)
            do_from=1
            ;;
        --verbose)
            VERBOSITY_LEVEL=3
            ;;
        --verbosity)
            VERBOSITY_LEVEL=$2
            shift
            ;;
        --help)
            usage
            ;;
    esac
    shift
done

if [ $do_from == 1 ]; then
    from
else
    usage
fi

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