Refactor multifilesystem

radicale/storage/multifilesystem/move.py

@@ -0,0 +1,57 @@
+# This file is part of Radicale Server - Calendar Server
+# Copyright © 2014 Jean-Marc Martins
+# Copyright © 2012-2017 Guillaume Ayoub
+# Copyright © 2017-2018 Unrud<unrud@outlook.com>
+#
+# This library 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.
+#
+# This library 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 Radicale.  If not, see <http://www.gnu.org/licenses/>.
+
+import os
+
+from radicale import pathutils
+
+
+class CollectionMoveMixin:
+    @classmethod
+    def move(cls, item, to_collection, to_href):
+        if not pathutils.is_safe_filesystem_path_component(to_href):
+            raise pathutils.UnsafePathError(to_href)
+        os.replace(
+            pathutils.path_to_filesystem(
+                item.collection._filesystem_path, item.href),
+            pathutils.path_to_filesystem(
+                to_collection._filesystem_path, to_href))
+        cls._sync_directory(to_collection._filesystem_path)
+        if item.collection._filesystem_path != to_collection._filesystem_path:
+            cls._sync_directory(item.collection._filesystem_path)
+        # Move the item cache entry
+        cache_folder = os.path.join(item.collection._filesystem_path,
+                                    ".Radicale.cache", "item")
+        to_cache_folder = os.path.join(to_collection._filesystem_path,
+                                       ".Radicale.cache", "item")
+        cls._makedirs_synced(to_cache_folder)
+        try:
+            os.replace(os.path.join(cache_folder, item.href),
+                       os.path.join(to_cache_folder, to_href))
+        except FileNotFoundError:
+            pass
+        else:
+            cls._makedirs_synced(to_cache_folder)
+            if cache_folder != to_cache_folder:
+                cls._makedirs_synced(cache_folder)
+        # Track the change
+        to_collection._update_history_etag(to_href, item)
+        item.collection._update_history_etag(item.href, None)
+        to_collection._clean_history()
+        if item.collection._filesystem_path != to_collection._filesystem_path:
+            item.collection._clean_history()