Set default applications on OSX via duti

set_default_applications.sh

#!/bin/bash

# This file is based on:
#========================================================================
#  FILE:  set_default_apps.sh
#  DESCRIPTION:  Changes default apps for extensions
#  AUTHOR:  Scott Granneman (RSG), scott@chainsawonatireswing.com
#  COMPANY:  Chainsaw on a Tire Swing (http://ChainsawOnATireSwing.com)
#  VERSION:  0.1
#  CREATED:  09/17/2012 21:44:01 CDT
#  REVISION:   
#========================================================================
# Source: https://www.chainsawonatireswing.com/2012/09/19/changing-default-applications-on-a-mac-using-the-command-line-then-a-shell-script/
#
# This script needs duti to be installed (brew install duti)
#
# Find out which app is set to do stuff by running "duti -x .avi"
#

{ cat <<eof
com.macpaw.site.theunarchiver:zip
com.macpaw.site.theunarchiver:rar
com.macpaw.site.theunarchiver:tar
com.macpaw.site.theunarchiver:zip
com.sublimetext.4:markdown
com.sublimetext.4:md
com.sublimetext.4:mdwn
com.sublimetext.4:mediawiki
com.sublimetext.4:sh
com.sublimetext.4:text
com.sublimetext.4:txt
com.sublimetext.4:sh
com.sublimetext.4:py
com.sublimetext.4:xml
com.sublimetext.4:ini
com.sublimetext.4:cfg
com.sublimetext.4:php
com.sublimetext.4:gpx
com.sublimetext.4:js
com.sublimetext.4:cfg
com.sublimetext.4:json
com.sublimetext.4:gitignore
com.sublimetext.4:njk
com.sublimetext.4:json
com.sublimetext.4:scss
com.sublimetext.4:njk
com.sublimetext.4:rb
org.videolan.vlc:mkv
org.videolan.vlc:avi
org.videolan.vlc:mp4
org.videolan.vlc:mpeg
eof
} | grep . |
while IFS=$':' read bundle_id extension ; do
  # Grep to see if Bundle ID exists, sending stdout to /dev/null
  /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -dump | grep $bundle_id > /dev/null  
  # Save exit status (0=success & 1=failure)
  status=$?
  # If exit status failed, notify me & exit; if not, change default app for extension
  if test $status -eq 1 ; then
    echo "$bundle_id doesn't exist! Fix the script!"
    exit
  else
    echo -e "\nChanging $extension so it opens with $bundle_id …\n"
    duti -s $bundle_id .$extension all
    echo -e "Here's proof…\n"
    duti -x $extension
    echo -e "\n------------------------"
  fi
done