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34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
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# -*- coding: utf-8 -*-
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# Copyright 2019 The Matrix.org Foundation C.I.C.
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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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import hashlib
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import unpaddedbase64
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def sha256_and_url_safe_base64(input_text):
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"""SHA256 hash an input string, encode the digest as url-safe base64, and
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return
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:param input_text: string to hash
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:type input_text: str
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:returns a sha256 hashed and url-safe base64 encoded digest
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:rtype: str
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"""
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digest = hashlib.sha256(input_text.encode()).digest()
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return unpaddedbase64.encode_base64(digest, urlsafe=True)
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