74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
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# Copyright 2015 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Helper functions for shared behavior."""
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import re
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from gcloud._helpers import _name_from_project_path
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_TOPIC_TEMPLATE = re.compile(r"""
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projects/ # static prefix
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(?P<project>[^/]+) # initial letter, wordchars + hyphen
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/topics/ # static midfix
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(?P<name>[^/]+) # initial letter, wordchars + allowed punc
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""", re.VERBOSE)
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_SUBSCRIPTION_TEMPLATE = re.compile(r"""
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projects/ # static prefix
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(?P<project>[^/]+) # initial letter, wordchars + hyphen
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/subscriptions/ # static midfix
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(?P<name>[^/]+) # initial letter, wordchars + allowed punc
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""", re.VERBOSE)
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def topic_name_from_path(path, project):
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"""Validate a topic URI path and get the topic name.
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:type path: string
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:param path: URI path for a topic API request.
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:type project: string
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:param project: The project associated with the request. It is
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included for validation purposes.
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:rtype: string
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:returns: Topic name parsed from ``path``.
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:raises: :class:`ValueError` if the ``path`` is ill-formed or if
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the project from the ``path`` does not agree with the
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``project`` passed in.
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"""
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return _name_from_project_path(path, project, _TOPIC_TEMPLATE)
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def subscription_name_from_path(path, project):
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"""Validate a subscription URI path and get the subscription name.
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:type path: string
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:param path: URI path for a subscription API request.
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:type project: string
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:param project: The project associated with the request. It is
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included for validation purposes.
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:rtype: string
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:returns: subscription name parsed from ``path``.
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:raises: :class:`ValueError` if the ``path`` is ill-formed or if
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the project from the ``path`` does not agree with the
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``project`` passed in.
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"""
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return _name_from_project_path(path, project, _SUBSCRIPTION_TEMPLATE)
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