Removed unused SQLA types

flaskbb/utils/types.py

@@ -1,127 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-    flaskbb.utils.types
-    ~~~~~~~~~~~~~~~~~~~~
-
-    Additional types for SQLAlchemy
-
-    :copyright: (c) 2014 by the FlaskBB Team.
-    :license: BSD, see LICENSE for more details.
-"""
-from sqlalchemy import types
-from sqlalchemy.ext.mutable import Mutable
-import json
-
-
-class SetType(types.TypeDecorator):
-    """
-    Represents an immutable set.
-
-    :param coerce: coercion function that ensures correct
-                   type is returned
-
-    :param separator: separator character
-    """
-
-    impl = types.Text
-
-    def __init__(self, coerce=int, separator=" ", **kwargs):
-
-        self.coerce = coerce
-        self.separator = separator
-
-        super(SetType, self).__init__(**kwargs)
-
-    def process_bind_param(self, value, dialect):
-        if value is not None:
-            items = [str(item).strip() for item in value]
-            value = self.separator.join(item for item in items if item)
-        return value
-
-    def process_result_value(self, value, dialect):
-        if value is not None:
-            return set(self.coerce(item) for item in value.split(" "))
-        return set()
-
-
-class MutableSet(Mutable, set):
-    @classmethod
-    def coerce(cls, key, value):
-        """
-        Convert plain sets to MutableSet.
-        """
-
-        if not isinstance(value, MutableSet):
-            if isinstance(value, set):
-                return MutableSet(value)
-
-            # this call will raise ValueError
-            return Mutable.coerce(key, value)
-        else:
-            return value
-
-    def add(self, value):
-        """
-        Detect set add events and emit change events.
-        """
-        set.add(self, value)
-        self.changed()
-
-    def remove(self, value):
-        """
-        Detect set remove events and emit change events.
-        """
-        set.remove(self, value)
-        self.changed()
-
-
-# http://docs.sqlalchemy.org/en/rel_0_9/orm/extensions/mutable.html
-class MutableDict(Mutable, dict):
-    @classmethod
-    def coerce(cls, key, value):
-        """
-        Convert plain dictionaries to MutableDict.
-        """
-
-        if not isinstance(value, MutableDict):
-            if isinstance(value, dict):
-                return MutableDict(value)
-
-            # this call will raise ValueError
-            return Mutable.coerce(key, value)
-        else:
-            return value
-
-    def __setitem__(self, key, value):
-        """
-        Detect dictionary set events and emit change events.
-        """
-
-        dict.__setitem__(self, key, value)
-        self.changed()
-
-    def __delitem__(self, key):
-        """
-        Detect dictionary del events and emit change events.
-        """
-
-        dict.__delitem__(self, key)
-        self.changed()
-
-
-class JSONEncodedDict(types.TypeDecorator):
-    """
-    Represents an immutable structure as a json-encoded string.
-    """
-
-    impl = types.VARCHAR
-
-    def process_bind_param(self, value, dialect):
-        if value is not None:
-            value = json.dumps(value)
-        return value
-
-    def process_result_value(self, value, dialect):
-        if value is not None:
-            value = json.loads(value)
-        return value