gnome-setup-example-003.sh

#!/bin/bash
#
# Easily swap the functions of Esc and Caps keys on Ubuntu.
# Usage:
#   $ swap-esc

initial_status=$(gsettings get org.gnome.desktop.input-sources xkb-options)
swapped="['caps:swapescape']"
capslock="['caps:capslock']"

if [ "$initial_status" == "$swapped" ]; then
  gsettings set org.gnome.desktop.input-sources xkb-options $capslock
  echo "Restored Caps and Escape to default layout"
  echo "Current status: $capslock"
elif [ "$initial_status" == "$capslock" ]; then
  gsettings set org.gnome.desktop.input-sources xkb-options $swapped
  echo "Swapped Caps and Escape"
  echo "Current status: $swapped"
else
  echo "Nothing was changed! Exiting..."
fi

PATH='org.gnome.desktop.input-sources'
OPTION="'ctrl:nocaps'"
status=$(/usr/bin/gsettings get $PATH xkb-options)
if [[ "$status" == *"$OPTION"* ]]; then
    echo "Already configured"
    exit
fi

new_value="${status%]},'ctrl:nocaps']"
echo "$new_value"
/usr/bin/gsettings set $PATH xkb-options "$new_value"

if command -v gsettings >/dev/null 2>&1
then

    # Fix desktop background and right-click
    gsettings set org.gnome.settings-daemon.plugins.background active true
    # Disable annoying search on type thing
    gsettings set org.gnome.nautilus.preferences enable-interactive-search false
    # Enable delete contect menu action
    gsettings set org.gnome.nautilus.preferences enable-delete true
    # Don't autopopup nautilus window on USB (or phone) plugins
    gsettings set org.gnome.desktop.media-handling automount-open false

    # Caps lock to escape
    gsettings set org.gnome.desktop.input-sources xkb-options "['caps:escape']"

else
    >&2 echo "Skipping desktop setup, cannot find gsettings"
fi