Strip Alias: Takes an existing post-Lion obese alias and creates a simple alias. Released into the public domain without restriction.

strip_alias.sh

#!/bin/bash

# Strip Alias
# Released into the public domain without restriction.
#
# Takes an existing post-Lion obese alias and creates a simple alias.

SRC="$1"
DST="$2"

if [ -z "$SRC" -o -z "$DST" ]
    then
	echo "$0: missing arguments"
	echo "usage: $0 source_file destination_file"
	echo
	exit
fi

if [ ! -r ${SRC} ]
	then
	echo "$0: abort: cannot read ${SRC} (does it exist? check permissions.)"
	echo
	exit
fi

if [ -f ${DST} ]
	then
	echo "$0: abort: destination must not already exist."
	echo
	exit
fi

# Get the source's vital data
CREATOR=`GetFileInfo -P -c ${SRC} | tr -d '"'` #"MACS"->MACS
TYPE=`GetFileInfo -P -t ${SRC} | tr -d '"'` #"fdrp"->fdrp
ATTRIBUTES=`GetFileInfo -P -a ${SRC}`
DeRez -s icns "$SRC" > /tmp/fork.r

# Build the file without the icon data
touch "$DST"
SetFile -P -c $CREATOR "$DST"
SetFile -P -t $TYPE "$DST"
SetFile -P -a $ATTRIBUTES "$DST"
Rez /tmp/fork.r -o "$DST"

# Cleanup
rm /tmp/fork.r