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# Copyright (C) 2009 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Tools for dealing with the Launchpad API."""
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# Importing this module will be expensive, since it imports launchpadlib and
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# its dependencies. However, our plan is to only load this module when it is
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# needed by a command that uses it.
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from bzrlib.plugins.launchpad.lp_registration import (
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InvalidLaunchpadInstance,
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except ImportError, e:
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raise errors.DependencyNotPresent('launchpadlib', e)
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from launchpadlib.launchpad import (
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# Declare the minimum version of launchpadlib that we need in order to work.
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# 1.5.1 is the version of launchpadlib packaged in Ubuntu 9.10, the most
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# recent Ubuntu release at the time of writing.
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MINIMUM_LAUNCHPADLIB_VERSION = (1, 5, 1)
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def get_cache_directory():
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"""Return the directory to cache launchpadlib objects in."""
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return osutils.pathjoin(config.config_dir(), 'launchpad')
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def parse_launchpadlib_version(version_number):
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"""Parse a version number of the style used by launchpadlib."""
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return tuple(map(int, version_number.split('.')))
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def check_launchpadlib_compatibility():
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"""Raise an error if launchpadlib has the wrong version number."""
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installed_version = parse_launchpadlib_version(launchpadlib.__version__)
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if installed_version < MINIMUM_LAUNCHPADLIB_VERSION:
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raise errors.IncompatibleAPI(
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'launchpadlib', MINIMUM_LAUNCHPADLIB_VERSION,
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installed_version, installed_version)
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LAUNCHPAD_API_URLS = {
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'production': 'https://api.launchpad.net/beta/',
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'edge': EDGE_SERVICE_ROOT,
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'staging': STAGING_SERVICE_ROOT,
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'dev': 'https://api.launchpad.dev/beta/',
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def _get_api_url(service):
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"""Return the root URL of the Launchpad API.
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e.g. For the 'edge' Launchpad service, this function returns
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launchpadlib.launchpad.EDGE_SERVICE_ROOT.
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:param service: A `LaunchpadService` object.
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:return: A URL as a string.
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if service._lp_instance is None:
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lp_instance = service.DEFAULT_INSTANCE
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lp_instance = service._lp_instance
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return LAUNCHPAD_API_URLS[lp_instance]
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raise InvalidLaunchpadInstance(lp_instance)
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def login(service, timeout=None, proxy_info=None):
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"""Log in to the Launchpad API.
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:return: The root `Launchpad` object from launchpadlib.
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cache_directory = get_cache_directory()
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launchpad = Launchpad.login_with(
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'bzr', _get_api_url(service), cache_directory, timeout=timeout,
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proxy_info=proxy_info)
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# XXX: Work-around a minor security bug in launchpadlib 1.5.1, which would
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# create this directory with default umask.
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os.chmod(cache_directory, 0700)
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def load_branch(launchpad, branch):
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"""Return the launchpadlib Branch object corresponding to 'branch'.
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:param launchpad: The root `Launchpad` object from launchpadlib.
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:param branch: A `bzrlib.branch.Branch`.
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:raise NotLaunchpadBranch: If we cannot determine the Launchpad URL of
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:return: A launchpadlib Branch object.
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# XXX: This duplicates the "What are possible URLs for the branch that
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# Launchpad might recognize" logic found in cmd_lp_open.
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# XXX: This makes multiple roundtrips to Launchpad for what is
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# conceptually a single operation -- get me the branches that match these
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# URLs. Unfortunately, Launchpad's support for such operations is poor, so
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# we have to allow multiple roundtrips.
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for url in branch.get_public_branch(), branch.get_push_location():
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lp_branch = launchpad.branches.getByUrl(url=url)
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raise NotLaunchpadBranch(url)
added
removed
bzrlib/plugins/launchpad/lp_api.py
