A script to sort files in my download folder

sort.sh

#!/bin/sh
cd ~/Downloads/
#Images:
mv *.png IMG/
mv *.PNG IMG/
mv *.jpg IMG/
mv *.JPG IMG/
mv *.tiff IMG/
mv *.gif IMG/
mv *.gif IMG/

#doc
mv *.pdf DOC/
mv *.txt DOC/
mv *.doc DOC/
mv *.epub DOC/

#music
mv *.mp3 MP3/
mv *.ogg MP3/

#App
mv *.app APP/

#installer
mv *.dmg DMG/
mv *.pkg DGM/

#archives
mv *.zip ZIP/
mv *.gzip ZIP/
mv *.rar ZIP/
mv *.gz ZIP/

cd -