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# Copyright 2009 Canonical Ltd.
# This file is part of launchpadlib.
#
# launchpadlib is free software: you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation, version 3 of the License.
#
# launchpadlib 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 Lesser General Public License
# for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with launchpadlib. If not, see <http://www.gnu.org/licenses/>.
"""Launchpad-specific URIs and convenience lookup functions.
The code in this module lets users say "staging" when they mean
"https://api.staging.launchpad.net/".
"""
__metaclass__ = type
__all__ = [
'lookup_service_root',
'lookup_web_root',
'web_root_for_service_root',
]
try:
from urllib.parse import urlparse
except ImportError:
from urlparse import urlparse
import warnings
from lazr.uri import URI
LPNET_SERVICE_ROOT = 'https://api.launchpad.net/'
QASTAGING_SERVICE_ROOT = 'https://api.qastaging.launchpad.net/'
STAGING_SERVICE_ROOT = 'https://api.staging.launchpad.net/'
DEV_SERVICE_ROOT = 'https://api.launchpad.test/'
DOGFOOD_SERVICE_ROOT = 'https://api.dogfood.paddev.net/'
TEST_DEV_SERVICE_ROOT = 'http://api.launchpad.test:8085/'
LPNET_WEB_ROOT = 'https://launchpad.net/'
QASTAGING_WEB_ROOT = 'https://qastaging.launchpad.net/'
STAGING_WEB_ROOT = 'https://staging.launchpad.net/'
DEV_WEB_ROOT = 'https://launchpad.test/'
DOGFOOD_WEB_ROOT = 'https://dogfood.paddev.net/'
TEST_DEV_WEB_ROOT = 'http://launchpad.test:8085/'
# If you use EDGE_SERVICE_ROOT, or its alias, or the equivalent
# string, launchpadlib will issue a deprecation warning and use
# PRODUCTION_SERVICE_ROOT instead. Similarly for EDGE_WEB_ROOT.
EDGE_SERVICE_ROOT = 'https://api.edge.launchpad.net/'
EDGE_WEB_ROOT = 'https://edge.launchpad.net/'
service_roots = dict(
production=LPNET_SERVICE_ROOT,
edge=LPNET_SERVICE_ROOT,
qastaging=QASTAGING_SERVICE_ROOT,
staging=STAGING_SERVICE_ROOT,
dogfood=DOGFOOD_SERVICE_ROOT,
dev=DEV_SERVICE_ROOT,
test_dev=TEST_DEV_SERVICE_ROOT
)
web_roots = dict(
production=LPNET_WEB_ROOT,
edge = LPNET_WEB_ROOT,
qastaging=QASTAGING_WEB_ROOT,
staging=STAGING_WEB_ROOT,
dogfood=DOGFOOD_WEB_ROOT,
dev=DEV_WEB_ROOT,
test_dev=TEST_DEV_WEB_ROOT
)
def _dereference_alias(root, aliases):
"""Dereference what might a URL or an alias for a URL."""
if root == 'edge':
warnings.warn(("Launchpad edge server no longer exists. "
"Using 'production' instead."), DeprecationWarning)
if root in aliases:
return aliases[root]
# It's not an alias. Is it a valid URL?
(scheme, netloc, path, parameters, query, fragment) = urlparse(root)
if scheme != "" and netloc != "":
return root
# It's not an alias or a valid URL.
raise ValueError("%s is not a valid URL or an alias for any Launchpad "
"server" % root)
def lookup_service_root(service_root):
"""Dereference an alias to a service root.
A recognized server alias such as "staging" gets turned into the
appropriate URI. A URI gets returned as is. Any other string raises a
ValueError.
"""
if service_root == EDGE_SERVICE_ROOT:
# This will trigger a deprecation warning and use production instead.
service_root = 'edge'
return _dereference_alias(service_root, service_roots)
def lookup_web_root(web_root):
"""Dereference an alias to a website root.
A recognized server alias such as "staging" gets turned into the
appropriate URI. A URI gets returned as is. Any other string raises a
ValueError.
"""
if web_root == EDGE_WEB_ROOT:
# This will trigger a deprecation warning and use production instead.
web_root = 'edge'
return _dereference_alias(web_root, web_roots)
def web_root_for_service_root(service_root):
"""Turn a service root URL into a web root URL.
This is done heuristically, not with a lookup.
"""
service_root = lookup_service_root(service_root)
web_root_uri = URI(service_root)
web_root_uri.path = ""
web_root_uri.host = web_root_uri.host.replace("api.", "", 1)
web_root = str(web_root_uri.ensureSlash())
return web_root
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