updWallp.sh

#!/usr/bin/env bash
#
#  Name:       updWallp.sh
#  Function:   Script to pick a random image from a folder, generate a dimmed & blured version of it and set it as wallpaper
#  Usage:
#					help:						./updWallp.sh -h
#					version:					./updWallp.sh -v
#					core function:				./updWallp.sh
#
#  Github:     https://github.com/yafp/updWallp
#


# ---------------------------------------------------------------------
# LOCAL CONFIG - no need to touch
# ---------------------------------------------------------------------
#set -o nounset # outputs warning if unset variables are detected



# #####################################################################
# SCRIPT-LOGIC
# #####################################################################
clear
projectPath="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

if [ -f $projectPath/config.sh ]; then # found config file
	source $projectPath/config.sh # load config file
	cd $projectPath # change to project folder
	source inc/loader.sh # source loader.sh (all other inc files are sources in loader.sh)
	startUp

	if [ "$#" -lt "1" ]; then # if max 1 parameter was commited to the script - it might be a valid input
		case "$primaryParameter" in
			"-h" | "--help")
				displayAppHelp
				;;

			"-v" | "--version")
				displayAppVersion
				;;

			"")
				checkOperatingSystem    	# check operating system
				checkRequirements           # function to check for all required packages

				# if configured to local mode
				#if [ "$operationMode" = "1" ]; then
				#	getNewRandomLocalFilePath
				#fi

				# if configured to remote mode
				#if [ "$operationMode" = "2" ]; then
				#	getRemoteMuzeiImage
				#fi
				
				case "$operationMode" in
                    [1])
                        getNewRandomLocalFilePath
                        ;;
                    [2])
                        getRemoteMuzeiImage
                        ;;
                    *)
                        printf "$error06"
				        exit 6
                esac
				
				generateNewWallpaper                         # generates a new wallpaper
				
				if [ "$setWallpaperMode" = "1" ]; then
				    setLinuxWallpaper  "$outputFilename"         # set the linux wallpaper
				then
				
				cleanupUpdWallpDir                           # Cleaning up
				exit 0 										# exit with success-message
				;;

			*)
				printf "$error03"
				exit 3
				;;
		esac
	else # > 1 parameter
		printf "$error02"
		exit 2
	fi

else # unable to load config.sh
	printf "ERROR\tUnable to load 'config.sh'. Exiting (errno 1)\n"
	exit 1
fi