~ubuntu-china-devs/ubuntu-chinese/langpack-o-matic

#!/usr/bin/env python

# this is part of langpack-o-matic, by Martin Pitt <martin.pitt@canonical.com>

#

# (C) 2005 Canonical Ltd.

# Author: Martin Pitt <martin.pitt@canonical.com>

#

# Updates a language-support-%PKGNAME% source package after the supplemental

# dependencies changed.

#

# After this script finishes successfully, the source package path will be

# written to "updated-packages".

#

# Usage: update-depends <language> <distro-release>

import sys, os, os.path, time

# change working directory to the directory of this script

os.chdir(os.path.dirname(sys.argv[0]))

sys.path.append('lib')

import macros, makepkg

if len(sys.argv) != 3:

    print >> sys.stderr, 'Usage:', sys.argv[0], '<language> <distro release>'

    sys.exit(-1)

locale = sys.argv[1]

release = sys.argv[2]

# verify release and create config file

basepath = '../' + release

if not os.path.isdir(basepath):

    raise OSError, 'Invalid distribution release, %s does not exist' % basepath

macr = macros.LangpackMacros(locale, '', release, os.getenv('LP_TIMESTAMP', time.strftime('%Y%m%d')))

metapkgs = {

    'SUPDEPS': ['skel-support', macr.subst_string(basepath+'/sources-support/language-support-%PKGNAME%')],

    'FNDEPS': ['skel-fonts', macr.subst_string(basepath+'/sources-support/language-support-fonts-%PKGNAME%')],

    'IMDEPS': ['skel-input', macr.subst_string(basepath+'/sources-support/language-support-input-%PKGNAME%')],

    'WADEPS': ['skel-writing', macr.subst_string(basepath+'/sources-support/language-support-writing-%PKGNAME%')],

    'TRDEPS': ['skel-translations', macr.subst_string(basepath+'/sources-support/language-support-translations-%PKGNAME%')],

    'EXDEPS': ['skel-extra', macr.subst_string(basepath+'/sources-support/language-support-extra-%PKGNAME%')]

}

for m, (skel_dir, pkg) in metapkgs.iteritems():

    if macr[m]:

        # get old support dependencies

        old_deps = None

        oldcontrol = os.path.join(pkg, 'debian', 'control')

        if os.path.exists(oldcontrol):

            for l in open(oldcontrol):

        	if l.startswith('Depends: '):

        	    old_deps = set([p.strip() for p in l[9:].split(',')])

        new_deps = set([p.strip() for p in macr.subst_string('%%%s%%' % m).split(',')])

        if old_deps == new_deps:

            print 'not regenerating %s, no dependency changes' % pkg

            continue

        makepkg.make_pkg(skel_dir, pkg, macr)

        # Update changelog

        if old_deps:

            added = new_deps - old_deps

            removed = old_deps - new_deps

            if added:

        	assert (os.spawnlpe(os.P_WAIT, 'dch', 'dch', '-p', 

        	    '-c', os.path.join(pkg, 'debian', 'changelog'),

        	    'Added: ' + (', '.join (added)), 

        	    {'DEBEMAIL': macr.subst_string('%UPLOADER%')}) == 0)

            if removed:

        	assert (os.spawnlpe(os.P_WAIT, 'dch', 'dch', '-p', 

        	    '-c', os.path.join(pkg, 'debian', 'changelog'),

        	    'Removed: ' + (', '.join (removed)),

        	    {'DEBEMAIL': macr.subst_string('%UPLOADER%')}) == 0)