#!/bin/sh
# $Id$
# -*- sh -*- vim: ft=sh sw=4 sts=4

PATH="$HOME/bin:/usr/local/bin:/usr/bin:/bin"
ARCHIVE="tpope-`date +%Y-%m-%d`.tar.gpg"

if [ -f "$HOME/.critical-backuprc" ]; then
    . "$HOME/.critical-backuprc"
else
    echo "Error: Please create a ~/.critical-backuprc which includes EMAIL=,">&2
    echo "FROM=, and GPGID= lines.">&2
    exit 1
fi

exec >/dev/null </dev/null

mkdir /tmp/.critical-$LOGNAME-$$
chmod 0700 /tmp/.critical-$LOGNAME-$$

sync-tpope -g -a /tmp/.critical-$LOGNAME-$$/tpope.tar
cd /tmp/.critical-$LOGNAME-$$
ln -s "$HOME/.cvs" cvs
ln -s /var/lib/svn svn
mysqldump --all-databases > mysqldump.sql

tar chf - tpope.tar cvs |\
gpg -qez 9 -r "$GPGID" --batch --no-tty > $ARCHIVE

[ -d "$HOME/backup-`date +%Y`" ] || mkdir "$HOME/backup-`date +%Y`"
cp $ARCHIVE "$HOME/backup-`date +%Y`/"
scp -Bq -oSetupTimeout=30 $ARCHIVE tpope-486.jmwaller.com:backup/ 2>/dev/null
scp -Bq $ARCHIVE steve:tpope.tar.gpg 2>/dev/null

d="`date +%d`"
if [ "$d" = 01 -o "$d" = 08 -o "$d" = 16 -o "$d" = 23 -o "$1" = "-m" ]; then
    mimencode $ARCHIVE | mail -s "Backup for `date +%Y-%m-%d`" $EMAIL \
	-a "Content-Type: application/octet-stream; name=$ARCHIVE" \
	-a "Content-Disposition: attachment; filename=$ARCHIVE" \
	-a "Content-Transfer-Encoding: base64" \
	-a "From: $FROM"
fi

if true; then
    :
elif [ "`date +%m%d`" = "0101" -o "$1" = "-c" ]; then
    mkisofs -r -J -o back.iso "$HOME/backup-`date +%Y`" 2>/dev/null
    if ! sudo cdrecord -tao -data -multi speed=4 back.iso 2>/dev/null; then
	echo "Error: blank CD not found.  Please call `basename $0` manually" >&2
    fi
elif [ "`date +%m%d`" = "1231" ]; then
    s="`sudo cdrecord -msinfo 2>/dev/null`"
    if [ "$s" ]; then
	mkisofs -r -J -o back.iso -M /dev/cdr -C "$s" "$HOME/backup-`date +%Y`" 2>/dev/null
	sudo cdrecord -tao -data speed=4 back.iso 2>/dev/null
    else
	echo "Error.  Is the CD in the drive?" >&2
    fi
    echo "Yearly backup finished.  Please put a blank CD in the drive." >&2
elif [ "$d" = 01 -o "$d" = 08 -o "$d" = 16 -o "$d" = 23 ]; then
    s="`sudo cdrecord -msinfo 2>/dev/null`"
    echo "s=$s"
    if [ "$s" ]; then
	mkisofs -r -J -o back.iso -M /dev/cdr -C "$s" "$HOME/backup-`date +%Y`" 
	sudo cdrecord -tao -data -multi speed=4 back.iso || \
	echo "CD burning failed." >&2
    else
	echo "Error.  Is the CD in the drive?" >&2
    fi
fi

cd ..
rm -rf /tmp/.critical-$LOGNAME-$$