shell script to convert svg to pngs in many colors (uses inkscape)

svgToPng.sh

#!/bin/bash 

# i had a specific requirement to convert icons at iconmonstr.com to all google colors for my slides for youtube.com/AwesomeGCP
# doing it manually on their site was cumbersome.
# so it is very specific to simple svgs

endSvgRgx="\.svg$"

# for each input file
for file in $*
do

	# does the file exist?
	if [ ! -f "$file" ]; then
		echo "File not found: $file"
		exit 1
	fi

	# does it end in svg?
	if [[ ! $file =~ $endSvgRgx ]]; then
		echo "File does not end in .svg: $file"
		exit 1
  	fi

	declare -a colors=("#4285F4" "#DB4437" "#F4B400" "#0F9D58" "#566573" "#D5D8DC" "#FFFFFF")
	declare -a colorNames=("google-blue" "google-red" "google-yellow" "google-green" "dark-grey" "light-grey" "white")

	# for eacch color
	for i in "${!colors[@]}"; do 
		color="${colors[$i]}"
		colorName="${colorNames[$i]}"

		tmpFile="tmp-$colorName-$file"

		# add the color to a temporary svg
		sed -e 's/<path d="/<path fill='"\"$color\""' d="/g' $file > "$tmpFile"
		pngName=$(echo "$file" | sed "s/.svg/-$colorName.png/")

		# convert the 
		# i wrote this with Inkscape 1.0rc1 (09960d6, 2020-04-09)
		inkscape --export-filename="$pngName" -h 1000 -w 1000 "$tmpFile"
    		# inkscape --export-filename="$pngName" -h 1000 "$tmpFile" #seems to proportionally scale the image

		# remove temporary svg file
		rm "$tmpFile"

	done
	
done