1 files changed, 82 insertions, 0 deletions
diff --git a/src/mailman/core/api.py b/src/mailman/core/api.py
new file mode 100644
index 000000000..d23a9ec67
--- /dev/null
+++ b/src/mailman/core/api.py
@@ -0,0 +1,82 @@
+# Copyright (C) 2016 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman 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 General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""REST web service API contexts."""
+
+__all__ = [
+    'API30',
+    'API31',
+    ]
+
+
+from lazr.config import as_boolean
+from mailman.config import config
+from mailman.interfaces.api import IAPI
+from uuid import UUID
+from zope.interface import implementer
+
+
+@implementer(IAPI)
+class API30:
+    version = '3.0'
+
+    @classmethod
+    def path_to(cls, resource):
+        """See `IAPI`."""
+        return '{}://{}:{}/{}/{}'.format(
+            ('https' if as_boolean(config.webservice.use_https) else 'http'),
+            config.webservice.hostname,
+            config.webservice.port,
+            cls.version,
+            (resource[1:] if resource.startswith('/') else resource),
+            )
+
+    @staticmethod
+    def from_uuid(uuid):
+        """See `IAPI`."""
+        return uuid.int
+
+    @staticmethod
+    def to_uuid(uuid_repr):
+        """See `IAPI`."""
+        return UUID(int=int(uuid_repr))
+
+
+@implementer(IAPI)
+class API31:
+    version = '3.1'
+
+    @classmethod
+    def path_to(cls, resource):
+        """See `IAPI`."""
+        return '{}://{}:{}/{}/{}'.format(
+            ('https' if as_boolean(config.webservice.use_https) else 'http'),
+            config.webservice.hostname,
+            config.webservice.port,
+            cls.version,
+            (resource[1:] if resource.startswith('/') else resource),
+            )
+
+    @staticmethod
+    def from_uuid(uuid):
+        """See `IAPI`."""
+        return uuid.hex
+
+    @staticmethod
+    def to_uuid(uuid_repr):
+        """See `IAPI`."""
+        return UUID(hex=uuid_repr)