#! /bin/sh -e

# wnppalert -- check for orphaned or put up for adoption, installed packages

# get a list of packages with bugnumbers. I tried with LDAP, but this is _much_
# faster

INSTALLED=`mktemp ${TMPDIR:-/tmp}/wnppalert-installed.XXXXXX`
WNPP=`mktemp ${TMPDIR:-/tmp}/wnppalert-wnpp.XXXXXX`
WNPP_PACKAGES=`mktemp ${TMPDIR:-/tmp}/wnppalert-wnpp_packages.XXXXXX`

wget -qO - http://www.debian.org/devel/wnpp/orphaned| \
egrep '^<li><a href="http://bugs.debian.org/'| \
sed 's/<li><a href="http:\/\/bugs.debian.org\/\([0-9]*\)">\([^:]*\): \([^<]*\)<\/a>.*/O   \1 \2 -- \3/'\
> $WNPP

wget -qO - http://www.debian.org/devel/wnpp/rfa_bypackage| \
egrep '^<li><a href="http://bugs.debian.org/'| \
sed 's/<li><a href="http:\/\/bugs.debian.org\/\([0-9]*\)">\([^:]*\): \([^<]*\)<\/a>.*/RFA \1 \2 -- \3/'\
>> $WNPP

cut -f3 -d' ' $WNPP | sort > $WNPP_PACKAGES

# A list of installed files. This shouldn't use /var/lib/dpkg/status directly, but speed ...

grep -B1 'Status: install ok installed' /var/lib/dpkg/status| \
grep Package| \
cut -f2 -d' '| \
sort \
> $INSTALLED

(
comm -12 $WNPP_PACKAGES $INSTALLED | xargs -i grep {} $WNPP
echo
echo "Yours obediently, $0"
)

rm $WNPP $WNPP_PACKAGES $INSTALLED