diff options
Diffstat (limited to 'game/python-extra/oauthlib/oauth1/rfc5849/utils.py')
-rw-r--r-- | game/python-extra/oauthlib/oauth1/rfc5849/utils.py | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/game/python-extra/oauthlib/oauth1/rfc5849/utils.py b/game/python-extra/oauthlib/oauth1/rfc5849/utils.py new file mode 100644 index 0000000..8fb8302 --- /dev/null +++ b/game/python-extra/oauthlib/oauth1/rfc5849/utils.py @@ -0,0 +1,83 @@ +""" +oauthlib.utils +~~~~~~~~~~~~~~ + +This module contains utility methods used by various parts of the OAuth +spec. +""" +import urllib.request as urllib2 + +from oauthlib.common import quote, unquote + +UNICODE_ASCII_CHARACTER_SET = ('abcdefghijklmnopqrstuvwxyz' + 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' + '0123456789') + + +def filter_params(target): + """Decorator which filters params to remove non-oauth_* parameters + + Assumes the decorated method takes a params dict or list of tuples as its + first argument. + """ + def wrapper(params, *args, **kwargs): + params = filter_oauth_params(params) + return target(params, *args, **kwargs) + + wrapper.__doc__ = target.__doc__ + return wrapper + + +def filter_oauth_params(params): + """Removes all non oauth parameters from a dict or a list of params.""" + is_oauth = lambda kv: kv[0].startswith("oauth_") + if isinstance(params, dict): + return list(filter(is_oauth, list(params.items()))) + else: + return list(filter(is_oauth, params)) + + +def escape(u): + """Escape a unicode string in an OAuth-compatible fashion. + + Per `section 3.6`_ of the spec. + + .. _`section 3.6`: https://tools.ietf.org/html/rfc5849#section-3.6 + + """ + if not isinstance(u, str): + raise ValueError('Only unicode objects are escapable. ' + + 'Got {!r} of type {}.'.format(u, type(u))) + # Letters, digits, and the characters '_.-' are already treated as safe + # by urllib.quote(). We need to add '~' to fully support rfc5849. + return quote(u, safe=b'~') + + +def unescape(u): + if not isinstance(u, str): + raise ValueError('Only unicode objects are unescapable.') + return unquote(u) + + +def parse_keqv_list(l): + """A unicode-safe version of urllib2.parse_keqv_list""" + # With Python 2.6, parse_http_list handles unicode fine + return urllib2.parse_keqv_list(l) + + +def parse_http_list(u): + """A unicode-safe version of urllib2.parse_http_list""" + # With Python 2.6, parse_http_list handles unicode fine + return urllib2.parse_http_list(u) + + +def parse_authorization_header(authorization_header): + """Parse an OAuth authorization header into a list of 2-tuples""" + auth_scheme = 'OAuth '.lower() + if authorization_header[:len(auth_scheme)].lower().startswith(auth_scheme): + items = parse_http_list(authorization_header[len(auth_scheme):]) + try: + return list(parse_keqv_list(items).items()) + except (IndexError, ValueError): + pass + raise ValueError('Malformed authorization header') |