#!/bin/bash
#update-maintainer
#small - thus not perfect - script to update maintainer field in ubuntu packages
#written and (c) 2007 by Albin Tonnerre <lut1n.tne@gmail.com> (Lutin)
#this code is under the GNU GPL V2 licence

[ -n "`echo $1 | sed -r 's/(--help|universe|multiverse|main|restricted)//'`" ]\
    && echo "Bad parameter, please use --help" >&2 && exit 1

[ "$1" == --help ] && echo "Launch this script without any option or with the section as the only parameter (if the package is not yet in the archive or if you don't have the feisty source repo in your sources.list)" && exit 0

# look for the debian directory
if [ -f debian/control -a -f debian/changelog ]; then
    DEBIANDIR=debian
elif [ -f control -a -f changelog ]; then
    DEBIANDIR=.
else
    echo "Please run that script in the source folder" >&2 && exit 1
fi

IGNORE_DOMAINS="ubuntu\.com|ubuntu\.com\.au"

[ -n "`head -n 1 $DEBIANDIR/changelog | grep -E "\(*ubuntu.*\)"`" ] && 
[ -z "`grep -E "^Maintainer: .*($IGNORE_DOMAINS)>" $DEBIANDIR/control`" ] || \
{ echo "Not an ubuntu package or already maintained by the ubuntu team" >&2 && \
    exit 1; }

mail=$(grep -E "^Maintainer" $DEBIANDIR/control | sed -r 's/.*<(.*)>/\1/')
case $mail in
    "adconrad@0c3.net")     email="Adam Conrad <adconrad@ubuntu.com>"       ;;
    "mpitt@debian.org")     email="Martin Pitt <martin.pitt@ubuntu.com>"    ;;
esac

if [ -z "$email" ]; then
    if [ -z "$1" ]; then
      DISTRO=$(head -n 1 $DEBIANDIR/changelog|sed -r 's/.*\) (.*);.*/\1/' | cut -d'-' -f1)
      pkgline=$(apt-cache madison `head -n 1 $DEBIANDIR/changelog | cut -d' ' -f1`|\
        grep -m 1 "$DISTRO.*Sources")
      [ -z "$pkgline" ] && echo "You don't have $DISTRO in your source repos" \
        >&2 && exit 1 
      section=$(echo $pkgline | grep -Eo "main|universe|multiverse|restricted")
    else section=$1; fi
    case $section in
        "main"|"restricted")        email="Ubuntu Core Developers <ubuntu-devel-discuss@lists.ubuntu.com>"  ;;
        "universe"|"multiverse")    email="Ubuntu MOTU Developers <ubuntu-motu@lists.ubuntu.com>"           ;;
    esac
fi

sed -ri "s/(^Maintainer:) (.*)/\1 $email\nXSBC-Original-\1 \2/" $DEBIANDIR/control
[ -f $DEBIANDIR/control.in ] && sed -ri "s/(^Maintainer:) (.*)/\1 $email\nXSBC-Original-\1 \2/" $DEBIANDIR/control.in

dch "Modified Maintainer value to match Debian-Maintainer-Field Spec"
echo "Maintainer changed to $email"
exit 0