[2010-01] downloading and verifying python, noobing bash and gpg

python.bash

#!/bin/bash
# Fuck this, I don't know bash.

GENERAL=2.6
SPECIFIC=2.6b2

BZFILE="Python-$SPECIFIC.tar.bz2"
BZURL="http://www.python.org/ftp/python/$GENERAL/$BZFILE"

ASCFILE="Python-$SPECIFIC.tar.bz2.asc"
ASCURL="http://www.python.org/download/releases/$GENERAL/$ASCFILE"

echo "Downloading tarball..." 1>&2

if true || curl -o "$BZFILE" "$BZURL"; then
	echo "Downloading signature..." 1>&2
	
	if true || curl -o "$ASCFILE"	 "$ASCURL"; then
		if false && gpg --verify "$ASCFILE" "$BZFILE" &> /dev/null; then
			echo "Signature verified." 1>&2
			signed=true
		else
			echo "Signature verification failed." 1>&2
			signed=false
		fi
	else
		echo "Tarball signature download failed." 1>&2
		signed=false
	fi
	
	if $signed; then
		true
	else
		answer="?"

		while [ $answer != "y" ] && [ $answer != "n" ]; do
			read -p "Would you like to continue installation? (y/n) " -n 1 answer 1>&2; echo 1>&2
		done	
	fi
		
	if $signed || [ $answer == "y" ]; then
		
	else
		echo "Installation terminated."
		false
	fi
else
	echo "Download failed." 1>&2
	false
fi