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-rw-r--r--synapse/rest/media/v1/media_repository.py4
-rw-r--r--synapse/rest/media/v1/thumbnail_resource.py112
2 files changed, 68 insertions, 48 deletions
diff --git a/synapse/rest/media/v1/media_repository.py b/synapse/rest/media/v1/media_repository.py
index 07820fab62..0c84f1be07 100644
--- a/synapse/rest/media/v1/media_repository.py
+++ b/synapse/rest/media/v1/media_repository.py
@@ -637,7 +637,9 @@ class MediaRepositoryResource(Resource):
 
         self.putChild("upload", UploadResource(hs, media_repo))
         self.putChild("download", DownloadResource(hs, media_repo))
-        self.putChild("thumbnail", ThumbnailResource(hs, media_repo))
+        self.putChild("thumbnail", ThumbnailResource(
+            hs, media_repo, media_repo.media_storage,
+        ))
         self.putChild("identicon", IdenticonResource())
         if hs.config.url_preview_enabled:
             self.putChild("preview_url", PreviewUrlResource(hs, media_repo))
diff --git a/synapse/rest/media/v1/thumbnail_resource.py b/synapse/rest/media/v1/thumbnail_resource.py
index 70dbf7f5c9..f59f300665 100644
--- a/synapse/rest/media/v1/thumbnail_resource.py
+++ b/synapse/rest/media/v1/thumbnail_resource.py
@@ -14,7 +14,10 @@
 # limitations under the License.
 
 
-from ._base import parse_media_id, respond_404, respond_with_file
+from ._base import (
+    parse_media_id, respond_404, respond_with_file, FileInfo,
+    respond_with_responder,
+)
 from twisted.web.resource import Resource
 from synapse.http.servlet import parse_string, parse_integer
 from synapse.http.server import request_handler, set_cors_headers
@@ -30,12 +33,12 @@ logger = logging.getLogger(__name__)
 class ThumbnailResource(Resource):
     isLeaf = True
 
-    def __init__(self, hs, media_repo):
+    def __init__(self, hs, media_repo, media_storage):
         Resource.__init__(self)
 
         self.store = hs.get_datastore()
-        self.filepaths = media_repo.filepaths
         self.media_repo = media_repo
+        self.media_storage = media_storage
         self.dynamic_thumbnails = hs.config.dynamic_thumbnails
         self.server_name = hs.hostname
         self.version_string = hs.version_string
@@ -91,23 +94,22 @@ class ThumbnailResource(Resource):
             thumbnail_info = self._select_thumbnail(
                 width, height, method, m_type, thumbnail_infos
             )
-            t_width = thumbnail_info["thumbnail_width"]
-            t_height = thumbnail_info["thumbnail_height"]
-            t_type = thumbnail_info["thumbnail_type"]
-            t_method = thumbnail_info["thumbnail_method"]
-
-            if media_info["url_cache"]:
-                # TODO: Check the file still exists, if it doesn't we can redownload
-                # it from the url `media_info["url_cache"]`
-                file_path = self.filepaths.url_cache_thumbnail(
-                    media_id, t_width, t_height, t_type, t_method,
-                )
-            else:
-                file_path = self.filepaths.local_media_thumbnail(
-                    media_id, t_width, t_height, t_type, t_method,
-                )
-            yield respond_with_file(request, t_type, file_path)
 
+            file_info = FileInfo(
+                server_name=None, file_id=media_id,
+                url_cache=media_info["url_cache"],
+                thumbnail=True,
+                thumbnail_width=thumbnail_info["thumbnail_width"],
+                thumbnail_height=thumbnail_info["thumbnail_height"],
+                thumbnail_type=thumbnail_info["thumbnail_type"],
+                thumbnail_method=thumbnail_info["thumbnail_method"],
+            )
+
+            t_type = file_info.thumbnail_type
+            t_length = thumbnail_info["thumbnail_length"]
+
+            responder = yield self.media_storage.fetch_media(file_info)
+            yield respond_with_responder(request, responder, t_type, t_length)
         else:
             respond_404(request)
 
@@ -129,20 +131,23 @@ class ThumbnailResource(Resource):
             t_type = info["thumbnail_type"] == desired_type
 
             if t_w and t_h and t_method and t_type:
-                if media_info["url_cache"]:
-                    # TODO: Check the file still exists, if it doesn't we can redownload
-                    # it from the url `media_info["url_cache"]`
-                    file_path = self.filepaths.url_cache_thumbnail(
-                        media_id, desired_width, desired_height, desired_type,
-                        desired_method,
-                    )
-                else:
-                    file_path = self.filepaths.local_media_thumbnail(
-                        media_id, desired_width, desired_height, desired_type,
-                        desired_method,
-                    )
-                yield respond_with_file(request, desired_type, file_path)
-                return
+                file_info = FileInfo(
+                    server_name=None, file_id=media_id,
+                    url_cache=media_info["url_cache"],
+                    thumbnail=True,
+                    thumbnail_width=info["thumbnail_width"],
+                    thumbnail_height=info["thumbnail_height"],
+                    thumbnail_type=info["thumbnail_type"],
+                    thumbnail_method=info["thumbnail_method"],
+                )
+
+                t_type = file_info.thumbnail_type
+                t_length = info["thumbnail_length"]
+
+                responder = yield self.media_storage.fetch_media(file_info)
+                if responder:
+                    yield respond_with_responder(request, responder, t_type, t_length)
+                    return
 
         logger.debug("We don't have a local thumbnail of that size. Generating")
 
@@ -175,12 +180,22 @@ class ThumbnailResource(Resource):
             t_type = info["thumbnail_type"] == desired_type
 
             if t_w and t_h and t_method and t_type:
-                file_path = self.filepaths.remote_media_thumbnail(
-                    server_name, file_id, desired_width, desired_height,
-                    desired_type, desired_method,
+                file_info = FileInfo(
+                    server_name=None, file_id=media_id,
+                    thumbnail=True,
+                    thumbnail_width=info["thumbnail_width"],
+                    thumbnail_height=info["thumbnail_height"],
+                    thumbnail_type=info["thumbnail_type"],
+                    thumbnail_method=info["thumbnail_method"],
                 )
-                yield respond_with_file(request, desired_type, file_path)
-                return
+
+                t_type = file_info.thumbnail_type
+                t_length = info["thumbnail_length"]
+
+                responder = yield self.media_storage.fetch_media(file_info)
+                if responder:
+                    yield respond_with_responder(request, responder, t_type, t_length)
+                    return
 
         logger.debug("We don't have a local thumbnail of that size. Generating")
 
@@ -206,17 +221,20 @@ class ThumbnailResource(Resource):
             thumbnail_info = self._select_thumbnail(
                 width, height, method, m_type, thumbnail_infos
             )
-            t_width = thumbnail_info["thumbnail_width"]
-            t_height = thumbnail_info["thumbnail_height"]
-            t_type = thumbnail_info["thumbnail_type"]
-            t_method = thumbnail_info["thumbnail_method"]
-            file_id = thumbnail_info["filesystem_id"]
+            file_info = FileInfo(
+                server_name=None, file_id=media_id,
+                thumbnail=True,
+                thumbnail_width=thumbnail_info["thumbnail_width"],
+                thumbnail_height=thumbnail_info["thumbnail_height"],
+                thumbnail_type=thumbnail_info["thumbnail_type"],
+                thumbnail_method=thumbnail_info["thumbnail_method"],
+            )
+
+            t_type = file_info.thumbnail_type
             t_length = thumbnail_info["thumbnail_length"]
 
-            file_path = self.filepaths.remote_media_thumbnail(
-                server_name, file_id, t_width, t_height, t_type, t_method,
-            )
-            yield respond_with_file(request, t_type, file_path, t_length)
+            responder = yield self.media_storage.fetch_media(file_info)
+            yield respond_with_responder(request, responder, t_type, t_length)
         else:
             respond_404(request)