1 files changed, 53 insertions, 0 deletions
diff --git a/synapse/media/v1/filepath.py b/synapse/media/v1/filepath.py
new file mode 100644
index 0000000000..d23564e03e
--- /dev/null
+++ b/synapse/media/v1/filepath.py
@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+
+
+class MediaFilePaths(object):
+
+    def __init__(self, base_path):
+        self.base_path = base_path
+
+    def local_media_filepath(self, media_id):
+        return os.path.join(
+            self.base_path, "local", "content",
+            media_id[0:2], media_id[2:4], media_id[4:]
+        )
+
+    def local_media_thumbnail(self, media_id, width, height, content_type):
+        top_level_type, sub_type = content_type.split("/")
+        file_name = "%i-%i-%s-%s" % (width, height, top_level_type, sub_type)
+        return os.path.join(
+            self.base_path, "local", "thumbnails",
+            media_id[0:2], media_id[2:4], media_id[4:],
+            file_name
+        )
+
+    def remote_media_filepath(self, server_name, file_id):
+        return os.path.join(
+            self.base_path, "remote", "content", server_name,
+            file_id[0:2], file_id[2:4], file_id[4:]
+        )
+
+    def remote_media_thumbnail(self, server_name, file_id, width, height,
+                               content_type):
+        top_level_type, sub_type = content_type.split("/")
+        file_name = "%i-%i-%s-%s" % (width, height, top_level_type, sub_type)
+        return os.path.join(
+            self.base_path, "remote", "content", server_name,
+            file_id[0:2], file_id[2:4], file_id[4:],
+            file_name
+        )