nexus-utilities/name-radios.sh

#!/bin/bash
#================================================================
# HEADER
#================================================================
#% SYNOPSIS
#+   ${SCRIPT_NAME} [-hv]
#%
#% DESCRIPTION
#%   This script allows the user to change the title bar of Fldigi suite and Direwolf
#%   applications so they say something other than "Left Radio" or "Right Radio".
#%
#% OPTIONS
#%    -h, --help                  Print this help
#%    -v, --version               Print script information
#%
#================================================================
#- IMPLEMENTATION
#-    version         ${SCRIPT_NAME} 1.3.5
#-    author          Steve Magnuson, AG7GN
#-    license         CC-BY-SA Creative Commons License
#-    script_id       0
#-
#================================================================
#  HISTORY
#     20190327 : Steve Magnuson : Script creation
#     20200204 : Steve Magnuson : Added script template
# 
#================================================================
#  DEBUG OPTION
#    set -n  # Uncomment to check your syntax, without execution.
#    set -x  # Uncomment to debug this shell script
#
#================================================================
# END_OF_HEADER
#================================================================

SYNTAX=false
DEBUG=false
Optnum=$#

#============================
#  FUNCTIONS
#============================

function TrapCleanup() {
  [[ -d "${TMPDIR}" ]] && rm -rf "${TMPDIR}/"
  exit 0
}

function SafeExit() {
  # Delete temp files, if any
  [[ -d "${TMPDIR}" ]] && rm -rf "${TMPDIR}/"
  trap - INT TERM EXIT
  exit
}

function ScriptInfo() { 
	HEAD_FILTER="^#-"
	[[ "$1" = "usage" ]] && HEAD_FILTER="^#+"
	[[ "$1" = "full" ]] && HEAD_FILTER="^#[%+]"
	[[ "$1" = "version" ]] && HEAD_FILTER="^#-"
	head -${SCRIPT_HEADSIZE:-99} ${0} | grep -e "${HEAD_FILTER}" | \
	sed -e "s/${HEAD_FILTER}//g" \
	    -e "s/\${SCRIPT_NAME}/${SCRIPT_NAME}/g" \
	    -e "s/\${SPEED}/${SPEED}/g" \
	    -e "s/\${DEFAULT_PORTSTRING}/${DEFAULT_PORTSTRING}/g"
}

function Usage() { 
	printf "Usage: "
	ScriptInfo usage
	exit
}

function Die () {
	echo "${*}"
	SafeExit
}

#============================
#  FILES AND VARIABLES
#============================

  #== general variables ==#
SCRIPT_NAME="$(basename ${0})" # scriptname without path
SCRIPT_DIR="$( cd $(dirname "$0") && pwd )" # script directory
SCRIPT_FULLPATH="${SCRIPT_DIR}/${SCRIPT_NAME}"
SCRIPT_ID="$(ScriptInfo | grep script_id | tr -s ' ' | cut -d' ' -f3)"
SCRIPT_HEADSIZE=$(grep -sn "^# END_OF_HEADER" ${0} | head -1 | cut -f1 -d:)
VERSION="$(ScriptInfo version | grep version | tr -s ' ' | cut -d' ' -f 4)" 

TITLE="Left/Right Radio Name Editor $VERSION"
CONFIG_FILE="$HOME/radionames.conf"

#============================
#  PARSE OPTIONS WITH GETOPTS
#============================
  
#== set short options ==#
SCRIPT_OPTS=':hv-:'

#== set long options associated with short one ==#
typeset -A ARRAY_OPTS
ARRAY_OPTS=(
	[help]=h
	[version]=v
)

LONG_OPTS="^($(echo "${!ARRAY_OPTS[@]}" | tr ' ' '|'))="

# Parse options
while getopts ${SCRIPT_OPTS} OPTION
do
	# Translate long options to short
	if [[ "x$OPTION" == "x-" ]]
	then
		LONG_OPTION=$OPTARG
		LONG_OPTARG=$(echo $LONG_OPTION | egrep "$LONG_OPTS" | cut -d'=' -f2-)
		LONG_OPTIND=-1
		[[ "x$LONG_OPTARG" = "x" ]] && LONG_OPTIND=$OPTIND || LONG_OPTION=$(echo $OPTARG | cut -d'=' -f1)
		[[ $LONG_OPTIND -ne -1 ]] && eval LONG_OPTARG="\$$LONG_OPTIND"
		OPTION=${ARRAY_OPTS[$LONG_OPTION]}
		[[ "x$OPTION" = "x" ]] &&  OPTION="?" OPTARG="-$LONG_OPTION"
		
		if [[ $( echo "${SCRIPT_OPTS}" | grep -c "${OPTION}:" ) -eq 1 ]]; then
			if [[ "x${LONG_OPTARG}" = "x" ]] || [[ "${LONG_OPTARG}" = -* ]]; then 
				OPTION=":" OPTARG="-$LONG_OPTION"
			else
				OPTARG="$LONG_OPTARG";
				if [[ $LONG_OPTIND -ne -1 ]]; then
					[[ $OPTIND -le $Optnum ]] && OPTIND=$(( $OPTIND+1 ))
					shift $OPTIND
					OPTIND=1
				fi
			fi
		fi
	fi

	# Options followed by another option instead of argument
	if [[ "x${OPTION}" != "x:" ]] && [[ "x${OPTION}" != "x?" ]] && [[ "${OPTARG}" = -* ]]; then 
		OPTARG="$OPTION" OPTION=":"
	fi

	# Finally, manage options
	case "$OPTION" in
		h) 
			ScriptInfo full
			exit 0
			;;
		v) 
			ScriptInfo version
			exit 0
			;;
		:) 
			Die "${SCRIPT_NAME}: -$OPTARG: option requires an argument"
			;;
		?) 
			Die "${SCRIPT_NAME}: -$OPTARG: unknown option"
			;;
	esac
done
shift $((${OPTIND} - 1)) ## shift options

#============================
#  MAIN SCRIPT
#============================

# Trap bad exits with cleanup function
trap SafeExit EXIT INT TERM

# Exit on error. Append '||true' when you run the script if you expect an error.
set -o errexit

# Check Syntax if set
$SYNTAX && set -n
# Run in debug mode, if set
$DEBUG && set -x 

if [ -s "$CONFIG_FILE" ]
then # There is a config file
   echo "$CONFIG_FILE found."
   source "$CONFIG_FILE"
else # Set some default values in a new config file
   echo "Config file $CONFIG_FILE not found.  Creating a new one with default values."
   echo "LEFT_RADIO_NAME=\"Left Radio\"" > "$CONFIG_FILE"
   echo "RIGHT_RADIO_NAME=\"Right Radio\"" >> "$CONFIG_FILE"
   source "$CONFIG_FILE"
fi

ANS=""
ANS="$(yad --title="$TITLE" \
   --text="<b><big><big>Name Your Radios</big></big></b>\n" \
   --item-separator="!" \
   --center \
   --buttons-layout=center \
   --text-align=center \
   --align=right \
   --borders=20 \
   --form \
   --field="Left Radio Name" "$LEFT_RADIO_NAME" \
   --field="Right Radio Name" "$RIGHT_RADIO_NAME" \
   --focus-field 1 \
)"

[[ $? == 1 || $? == 252 ]] && SafeExit  # User has cancelled.

[[ $ANS == "" ]] && Die "No input supplied."

IFS='|' read -r -a TF <<< "$ANS"

LEFT_RADIO_NAME="${TF[0]}"
RIGHT_RADIO_NAME="${TF[1]}"
echo "LEFT_RADIO_NAME=\"$LEFT_RADIO_NAME\"" > "$CONFIG_FILE"
echo "RIGHT_RADIO_NAME=\"$RIGHT_RADIO_NAME\"" >> "$CONFIG_FILE"

D="/usr/local/share/applications"
for F in `ls $D/*-left.template` `ls $D/*-right.template`
do
   sed -e "s/_LEFT_RADIO_/$LEFT_RADIO_NAME/" -e "s/_RIGHT_RADIO_/$RIGHT_RADIO_NAME/g" $F | sudo tee ${F%.*}.desktop 1>/dev/null
done
SafeExit