#!/bin/bash
# Copyright (C) 2007 Michael Homer <=mwh>
# Distributed under the GNU GPLv3+ and without warranty of any kind.

[ "$*" ] || exit 1 # A tweet is required, so quit if there's none.
. ~/.twitter && [ "$EMAIL" ] || {
 echo -n "Enter your email address used on twitter: "
 read EMAIL
 echo -n "Enter your twitter password: "
 read PASSWORD
 echo -e "EMAIL=$EMAIL\nPASSWORD=$PASSWORD" > ~/.twitter
 echo "Saved credentials to ~/.twitter"
}

# Post the tweet. This URL encoding is overkill and %-encodes every character.
curl -d "status=%$(echo -n "$@"|od -tx1 -A n -v|xargs echo|tr ' ' %)" \
 -u $EMAIL:$PASSWORD -s -o /dev/null http://twitter.com/statuses/update.xml
echo "Tweeted."