Download then convert latest Font Awesome SVGs into PNGs

font-awesome-png.sh

#!/bin/bash

#Automatically download then convert Font Awesome SVGs to PNGs
#need git, node installed, imagemagick and svgexport (npm install svgexport -g)

#First, in the folder, do :
#git clone https://github.com/FortAwesome/Font-Awesome --depth=1

task(){
  svgexport Font-Awesome/svgs/$1/$2.svg pngs/$1/black/$2.png > /dev/null
  convert pngs/$1/black/$2.png -channel RGB -threshold -1 pngs/$1/white/$2.png > /dev/null
  echo $1/$2
}

rm -rf pngs
rm -rf svgs
mkdir pngs

N=4
(
for f1 in Font-Awesome/svgs/*; do
  folder=${f1##*/}
  mkdir pngs/$folder
  mkdir pngs/$folder/black
  mkdir pngs/$folder/white
  for f2 in $f1/*.svg; do
    ((i=i%N)); ((i++==0)) && wait
    name=${f2##*/}
    base=${name%.svg}
    if [ -f pngs/$folder/white/$base.png ]; then
      echo exists $folder/$base
    else
      task $folder $base &
    fi
  done
done
)

cp -r Font-Awesome/svgs ./