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# Copyright (C) 2013 Canonical Ltd.
# Author: Colin Watson <cjwatson@ubuntu.com>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Show manifest information for a Click package."""
from __future__ import print_function
from contextlib import closing
import glob
import json
from optparse import OptionParser
import os
import sys
import gi
gi.require_version('Click', '0.4')
from gi.repository import Click
from click_package.install import DebFile
from click_package.json_helpers import json_object_to_python
def _load_manifest(manifest_file):
manifest = json.load(manifest_file)
keys = list(manifest)
for key in keys:
if key.startswith("_"):
del manifest[key]
return manifest
def get_manifest(options, arg):
if "/" not in arg:
db = Click.DB()
db.read(db_dir=None)
if options.root is not None:
db.add(options.root)
registry = Click.User.for_user(db, name=options.user)
if registry.has_package_name(arg):
return json_object_to_python(registry.get_manifest(arg))
try:
with closing(DebFile(filename=arg)) as package:
with package.control.get_file(
"manifest", encoding="UTF-8") as manifest_file:
return _load_manifest(manifest_file)
except Exception:
pkgdir = Click.find_package_directory(arg)
manifest_path = glob.glob(
os.path.join(pkgdir, ".click", "info", "*.manifest"))
if len(manifest_path) > 1:
raise Exception("Multiple manifest files found in '%s'" % (
manifest_path))
with open(manifest_path[0]) as f:
return _load_manifest(f)
def run(argv):
parser = OptionParser("%prog info [options] PATH")
parser.add_option(
"--root", metavar="PATH", help="look for additional packages in PATH")
parser.add_option(
"--user", metavar="USER",
help="look up PACKAGE-NAME for USER (if you have permission; "
"default: current user)")
options, args = parser.parse_args(argv)
if len(args) < 1:
parser.error("need file name")
try:
manifest = get_manifest(options, args[0])
except Exception as e:
print(e, file=sys.stderr)
return 1
json.dump(
manifest, sys.stdout, ensure_ascii=False, sort_keys=True, indent=4,
separators=(",", ": "))
print()
return 0
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