~racb/apport/877852

#!/usr/bin/python

# Author: Brian Murray <brian@canonical.com>

# Copyright (C) 2011 Canonical, Ltd.

# License: GPLv3

#

# this is a bzr plugin that belongs in ~/.bazaar/plugins and will

# modify the bug, modify tags and unsubsribe bugcontrol,

# for which a bugpattern was written

#

# it requires the package python-launchpadlib-toolkit be installed

import os

import re

from bzrlib import branch

from lpltk import LaunchpadService

from subprocess import Popen, PIPE

def post_push_hook(push_result):

    lp = LaunchpadService(config={})

    bugcontrol = lp.launchpad.people['ubuntu-bugcontrol']

    bug_numbers = []

    # assumes you are in the branch directory

    wb = branch.Branch.open(os.getcwd())

    if wb.get_parent() != 'bzr+ssh://bazaar.launchpad.net/~ubuntu-bugcontrol/apport/ubuntu-bugpatterns/':

        return

    delta = wb.get_revision_delta(wb.revno())

    if 'bugpatterns.xml' not in delta.get_changes_as_text():

        return

    # can't figure out how to get the contents of the diff

    diff = Popen(["bzr", "log", "-r-1", "-p"], stdout=PIPE).communicate()[0]

    for line in diff.split('\n'):

        if not line.startswith('+'):

            continue

        if 'pattern url' in line and 'launchpad.net/bugs' in line:

            bug_number = re.search('(\d+)', line).group(1)

            bug_numbers.append(bug_number)

    for bug_number in bug_numbers:

        bug = lp.get_bug(bug_number)

        if bug.private:

            print 'LP: #%s is private and should be made public' % bug_number

        if not 'bugpattern-needed' in bug.tags:

            print 'Not modifying LP: #%s as it needs no pattern' % bug_number

            continue

        bug.tags.remove('bugpattern-needed')

        bug.tags.append('bugpattern-written')

        bug.lpbug.unsubscribe(person=bugcontrol)

        print 'LP: #%s modified by bug pattern written bzr hook' % bug_number

branch.Branch.hooks.install_named_hook('post_push', post_push_hook,

    'Bug pattern written hook')