mirror of
https://github.com/yawaflua/Flask-Discord.git
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52 lines
1.1 KiB
Python
52 lines
1.1 KiB
Python
"""Few utility functions and decorators."""
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import functools
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from . import exceptions
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from flask import current_app
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class JSONBool(object):
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def __init__(self, value):
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self.value = bool(value)
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def __bool__(self):
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return self.value
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def __str__(self):
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return "true" if self else "false"
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@classmethod
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def from_string(cls, value):
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if value.lower() == "true":
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return cls(True)
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if value.lower() == "false":
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return cls(False)
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raise ValueError
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def json_bool(value):
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if isinstance(value, str):
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return str(JSONBool.from_string(value))
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return str(JSONBool(value))
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# Decorators.
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def requires_authorization(view):
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"""A decorator for flask views which raises exception :py:class:`flask_discord.Unauthorized` if the user
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is not authorized from Discord OAuth2.
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"""
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# TODO: Add support to validate scopes.
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@functools.wraps(view)
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def wrapper(*args, **kwargs):
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if not current_app.discord.authorized:
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raise exceptions.Unauthorized
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return view(*args, **kwargs)
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return wrapper
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