addIcon

#!/bin/sh

# Will automatically convert and add the output properly to gitCloud

# USAGE
# =====
# ./addIcon <input.svg or input.png>
# Example:
# ./addIcon ~/Desktop/icon.png

# Exit the shell script on error immediately
set -e

# Check for dependencies
# imagemagick
type convert >/dev/null 2>&1 || { echo >&2 "Cannot find required ImageMagick Convert executable"; exit 1; }
# svg2png
type svg2png >/dev/null 2>&1 || { echo >&2 "Cannot find required svg2png executable"; exit 1; }
# iconutil
type iconutil >/dev/null 2>&1 || { echo >&2 "Cannot find required iconutil executable"; exit 1; }

# Import scripts as variable
CONVERT_TO_PNG="${BASH_SOURCE%/*}/bin/convertToPng"
CONVERT_TO_ICO="${BASH_SOURCE%/*}/bin/convertToIco"
CONVERT_TO_ICNS="${BASH_SOURCE%/*}/bin/convertToIcns"

# Argument
SOURCE=$1

# Check argument
if [ -z "${SOURCE}" ]; then
	echo "No source image specified"
	exit 1
fi

# File variables
SOURCE_NAME=$(basename "${SOURCE}")
SOURCE_EXT="${SOURCE_NAME##*.}"
SOURCE_BASE="${SOURCE_NAME%.*}"

# Temp directory
TEMP_DIR=".addIcon"
mkdir -p "${TEMP_DIR}"

# Cleanup
function cleanUp() {
	rm -rf "${TEMP_DIR}"
}
trap cleanUp EXIT

# Check for file type
if [ "${SOURCE_EXT}" == "svg" ] || [ "${SOURCE_EXT}" == "png" ]; then
  ${CONVERT_TO_PNG} "${SOURCE}" "${TEMP_DIR}/${SOURCE_BASE}.png"
  ${CONVERT_TO_ICO} "${TEMP_DIR}/${SOURCE_BASE}.png" "${TEMP_DIR}/${SOURCE_BASE}.ico"
  ${CONVERT_TO_ICNS} "${SOURCE}" "${TEMP_DIR}/${SOURCE_BASE}.icns"

  # Force exit 0 for cp so that if files are identical the script will still proceed to overwrite
  cp "${TEMP_DIR}/${SOURCE_BASE}.png" "files/${SOURCE_BASE}.png" || :
  cp "${TEMP_DIR}/${SOURCE_BASE}.ico" "files/${SOURCE_BASE}.ico" || :
  cp "${TEMP_DIR}/${SOURCE_BASE}.icns" "files/${SOURCE_BASE}.icns" || :
  
  ## append to .gitCloud.yml
  echo "- name: ${SOURCE_BASE}" >> _data/gitCloud.yml
  echo "  href: files/${SOURCE_BASE}.png" >> _data/gitCloud.yml
  echo "- name: ${SOURCE_BASE}" >> _data/gitCloud.yml
  echo "  href: files/${SOURCE_BASE}.ico" >> _data/gitCloud.yml
  echo "- name: ${SOURCE_BASE}" >> _data/gitCloud.yml
  echo "  href: files/${SOURCE_BASE}.icns" >> _data/gitCloud.yml
else
	echo "SVG or PNG must be provided"
	exit 1
fi