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authentication: register global shared session key used for external authentication session data storeage....
authentication: register global shared session key used for external authentication session data storeage. - We'll have more plugins not only oauth so this should be a constant name, instead of repating the same name all over the code.

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# -*- coding: utf-8 -*-
# Copyright (C) 2010-2018 RhodeCode GmbH
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import collections
import sqlalchemy
from sqlalchemy import UnicodeText
from sqlalchemy.ext.mutable import Mutable
from rhodecode.lib.ext_json import json
class JsonRaw(unicode):
Allows interacting with a JSON types field using a raw string.
For example::
db_instance = JsonTable()
db_instance.enabled = True
db_instance.json_data = JsonRaw('{"a": 4}')
This will bypass serialization/checks, and allow storing
raw values
# Set this to the standard dict if Order is not required
DictClass = collections.OrderedDict
class JSONEncodedObj(sqlalchemy.types.TypeDecorator):
Represents an immutable structure as a json-encoded string.
If default is, for example, a dict, then a NULL value in the
database will be exposed as an empty dict.
impl = UnicodeText
safe = True
def __init__(self, *args, **kwargs):
self.default = kwargs.pop('default', None)
self.safe = kwargs.pop('safe_json', self.safe)
self.dialect_map = kwargs.pop('dialect_map', {})
super(JSONEncodedObj, self).__init__(*args, **kwargs)
def load_dialect_impl(self, dialect):
if dialect.name in self.dialect_map:
return dialect.type_descriptor(self.dialect_map[dialect.name])
return dialect.type_descriptor(self.impl)
def process_bind_param(self, value, dialect):
if isinstance(value, JsonRaw):
value = value
elif value is not None:
value = json.dumps(value)
return value
def process_result_value(self, value, dialect):
if self.default is not None and (not value or value == '""'):
return self.default()
if value is not None:
value = json.loads(value, object_pairs_hook=DictClass)
except Exception as e:
if self.safe and self.default is not None:
return self.default()
return value
class MutationObj(Mutable):
def coerce(cls, key, value):
if isinstance(value, dict) and not isinstance(value, MutationDict):
return MutationDict.coerce(key, value)
if isinstance(value, list) and not isinstance(value, MutationList):
return MutationList.coerce(key, value)
return value
def de_coerce(self):
return self
def _listen_on_attribute(cls, attribute, coerce, parent_cls):
key = attribute.key
if parent_cls is not attribute.class_:
# rely on "propagate" here
parent_cls = attribute.class_
def load(state, *args):
val = state.dict.get(key, None)
if coerce:
val = cls.coerce(key, val)
state.dict[key] = val
if isinstance(val, cls):
val._parents[state.obj()] = key
def set(target, value, oldvalue, initiator):
if not isinstance(value, cls):
value = cls.coerce(key, value)
if isinstance(value, cls):
value._parents[target.obj()] = key
if isinstance(oldvalue, cls):
oldvalue._parents.pop(target.obj(), None)
return value
def pickle(state, state_dict):
val = state.dict.get(key, None)
if isinstance(val, cls):
if 'ext.mutable.values' not in state_dict:
state_dict['ext.mutable.values'] = []
def unpickle(state, state_dict):
if 'ext.mutable.values' in state_dict:
for val in state_dict['ext.mutable.values']:
val._parents[state.obj()] = key
sqlalchemy.event.listen(parent_cls, 'load', load, raw=True,
sqlalchemy.event.listen(parent_cls, 'refresh', load, raw=True,
sqlalchemy.event.listen(parent_cls, 'pickle', pickle, raw=True,
sqlalchemy.event.listen(attribute, 'set', set, raw=True, retval=True,
sqlalchemy.event.listen(parent_cls, 'unpickle', unpickle, raw=True,
class MutationDict(MutationObj, DictClass):
def coerce(cls, key, value):
"""Convert plain dictionary to MutationDict"""
self = MutationDict(
(k, MutationObj.coerce(key, v)) for (k, v) in value.items())
self._key = key
return self
def de_coerce(self):
return dict(self)
def __setitem__(self, key, value):
# Due to the way OrderedDict works, this is called during __init__.
# At this time we don't have a key set, but what is more, the value
# being set has already been coerced. So special case this and skip.
if hasattr(self, '_key'):
value = MutationObj.coerce(self._key, value)
DictClass.__setitem__(self, key, value)
def __delitem__(self, key):
DictClass.__delitem__(self, key)
def __setstate__(self, state):
self.__dict__ = state
def __reduce_ex__(self, proto):
# support pickling of MutationDicts
d = dict(self)
return (self.__class__, (d,))
class MutationList(MutationObj, list):
def coerce(cls, key, value):
"""Convert plain list to MutationList"""
self = MutationList((MutationObj.coerce(key, v) for v in value))
self._key = key
return self
def de_coerce(self):
return list(self)
def __setitem__(self, idx, value):
list.__setitem__(self, idx, MutationObj.coerce(self._key, value))
def __setslice__(self, start, stop, values):
list.__setslice__(self, start, stop,
(MutationObj.coerce(self._key, v) for v in values))
def __delitem__(self, idx):
list.__delitem__(self, idx)
def __delslice__(self, start, stop):
list.__delslice__(self, start, stop)
def append(self, value):
list.append(self, MutationObj.coerce(self._key, value))
def insert(self, idx, value):
list.insert(self, idx, MutationObj.coerce(self._key, value))
def extend(self, values):
list.extend(self, (MutationObj.coerce(self._key, v) for v in values))
def pop(self, *args, **kw):
value = list.pop(self, *args, **kw)
return value
def remove(self, value):
list.remove(self, value)
def JsonType(impl=None, **kwargs):
Helper for using a mutation obj, it allows to use .with_variant easily.
settings = Column('settings_json',
if impl == 'list':
return JSONEncodedObj(default=list, **kwargs)
elif impl == 'dict':
return JSONEncodedObj(default=DictClass, **kwargs)
return JSONEncodedObj(**kwargs)
JSON = MutationObj.as_mutable(JsonType())
A type to encode/decode JSON on the fly
sqltype is the string type for the underlying DB column::
Column(JSON) (defaults to UnicodeText)
JSONDict = MutationObj.as_mutable(JsonType('dict'))
A type to encode/decode JSON dictionaries on the fly
JSONList = MutationObj.as_mutable(JsonType('list'))
A type to encode/decode JSON lists` on the fly