27 lines
629 B
Python
27 lines
629 B
Python
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import datetime
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import json
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from app import app
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from util.security.crypto import encrypt_string, decrypt_string
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# TTL (in seconds) for page tokens.
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_PAGE_TOKEN_TTL = datetime.timedelta(days=2).total_seconds()
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def decrypt_page_token(token_string):
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if token_string is None:
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return None
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unencrypted = decrypt_string(token_string, app.config['PAGE_TOKEN_KEY'], ttl=_PAGE_TOKEN_TTL)
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if unencrypted is None:
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return None
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try:
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return json.loads(unencrypted)
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except ValueError:
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return None
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def encrypt_page_token(page_token):
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return encrypt_string(json.dumps(page_token), app.config['PAGE_TOKEN_KEY'])
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