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-rw-r--r--mediagoblin/db/sql/base.py107
1 files changed, 0 insertions, 107 deletions
diff --git a/mediagoblin/db/sql/base.py b/mediagoblin/db/sql/base.py
deleted file mode 100644
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--- a/mediagoblin/db/sql/base.py
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@@ -1,107 +0,0 @@
-# GNU MediaGoblin -- federated, autonomous media hosting
-# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU Affero 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/>.
-
-
-from sqlalchemy.ext.declarative import declarative_base
-from sqlalchemy.orm import scoped_session, sessionmaker, object_session
-from sqlalchemy.orm.query import Query
-from sqlalchemy.sql.expression import desc
-from mediagoblin.db.sql.fake import DESCENDING
-
-
-def _get_query_model(query):
- cols = query.column_descriptions
- assert len(cols) == 1, "These functions work only on simple queries"
- return cols[0]["type"]
-
-
-class GMGQuery(Query):
- def sort(self, key, direction):
- key_col = getattr(_get_query_model(self), key)
- if direction is DESCENDING:
- key_col = desc(key_col)
- return self.order_by(key_col)
-
- def skip(self, amount):
- return self.offset(amount)
-
-
-Session = scoped_session(sessionmaker(query_cls=GMGQuery))
-
-
-def _fix_query_dict(query_dict):
- if '_id' in query_dict:
- query_dict['id'] = query_dict.pop('_id')
-
-
-class GMGTableBase(object):
- query = Session.query_property()
-
- @classmethod
- def find(cls, query_dict={}):
- _fix_query_dict(query_dict)
- return cls.query.filter_by(**query_dict)
-
- @classmethod
- def find_one(cls, query_dict={}):
- _fix_query_dict(query_dict)
- return cls.query.filter_by(**query_dict).first()
-
- @classmethod
- def one(cls, query_dict):
- return cls.find(query_dict).one()
-
- def get(self, key):
- return getattr(self, key)
-
- def setdefault(self, key, defaultvalue):
- # The key *has* to exist on sql.
- return getattr(self, key)
-
- def save(self, validate=True):
- assert validate
- sess = object_session(self)
- if sess is None:
- sess = Session()
- sess.add(self)
- sess.commit()
-
- def delete(self, commit=True):
- """Delete the object and commit the change immediately by default"""
- sess = object_session(self)
- assert sess is not None, "Not going to delete detached %r" % self
- sess.delete(self)
- if commit:
- sess.commit()
-
-
-Base = declarative_base(cls=GMGTableBase)
-
-
-class DictReadAttrProxy(object):
- """
- Maps read accesses to obj['key'] to obj.key
- and hides all the rest of the obj
- """
- def __init__(self, proxied_obj):
- self.proxied_obj = proxied_obj
-
- def __getitem__(self, key):
- try:
- return getattr(self.proxied_obj, key)
- except AttributeError:
- raise KeyError("%r is not an attribute on %r"
- % (key, self.proxied_obj))