From a5acfe23fadc4772fdd6fd63091c32621b94d710 Mon Sep 17 00:00:00 2001
From: Sebastian Spaeth <Sebastian@SSpaeth.de>
Date: Mon, 7 Jan 2013 13:03:33 +0100
Subject: Move mediagoblin.db.sql.extratypes to mediagoblin.db.extratypes

No other functional changes.
---
 mediagoblin/db/extratypes.py | 63 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 mediagoblin/db/extratypes.py

(limited to 'mediagoblin/db/extratypes.py')

diff --git a/mediagoblin/db/extratypes.py b/mediagoblin/db/extratypes.py
new file mode 100644
index 00000000..f2304af0
--- /dev/null
+++ b/mediagoblin/db/extratypes.py
@@ -0,0 +1,63 @@
+# 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.types import TypeDecorator, Unicode, TEXT
+import json
+
+
+class PathTupleWithSlashes(TypeDecorator):
+    "Represents a Tuple of strings as a slash separated string."
+
+    impl = Unicode
+
+    def process_bind_param(self, value, dialect):
+        if value is not None:
+            if len(value) == 0:
+                value = None
+            else:
+                value = '/'.join(value)
+        return value
+
+    def process_result_value(self, value, dialect):
+        if value is not None:
+            value = tuple(value.split('/'))
+        return value
+
+
+# The following class and only this one class is in very
+# large parts based on example code from sqlalchemy.
+#
+# The original copyright notice and license follows:
+#     Copyright (C) 2005-2011 the SQLAlchemy authors and contributors <see AUTHORS file>
+#
+#     This module is part of SQLAlchemy and is released under
+#     the MIT License: http://www.opensource.org/licenses/mit-license.php
+#
+class JSONEncoded(TypeDecorator):
+    "Represents an immutable structure as a json-encoded string."
+
+    impl = TEXT
+
+    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
-- 
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