1 files changed, 38 insertions, 0 deletions
diff --git a/mediagoblin/tools/feeds.py b/mediagoblin/tools/feeds.py
new file mode 100644
index 00000000..c62478c4
--- /dev/null
+++ b/mediagoblin/tools/feeds.py
@@ -0,0 +1,38 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2021 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 feedgenerator.django.utils import feedgenerator
+
+
+class AtomFeedWithLinks(feedgenerator.Atom1Feed):
+    """Custom AtomFeed that adds additional top-level links.
+
+    This is used in MediaGoblin for adding pubsubhubub "hub" links to the feed
+    via the "push_urls" config. We're porting the feed across to feedgenerator
+    due to deprecation of werkzeug.contrib.atom.AtomFeed, so while I've never
+    seen this feature in use, but this class allows us to continue to support
+    it.
+
+    """
+    def __init__(self, *args, links=None, **kwargs):
+        super().__init__(*args, **kwargs)
+        links = [] if links is None else links
+        self.links = links
+
+    def add_root_elements(self, handler):
+        super().add_root_elements(handler)
+        for link in self.links:
+            handler.addQuickElement('link', '', link)