Merge IndieWeb likes/reposts with their AP counterpart

app/utils/facepile.py

@@ -0,0 +1,83 @@
+import datetime
+from dataclasses import dataclass
+from typing import Optional
+
+from loguru import logger
+
+from app import media
+from app.models import InboxObject
+from app.models import Webmention
+from app.utils.url import make_abs
+
+
+@dataclass
+class Face:
+    ap_actor_id: str | None
+    url: str
+    name: str
+    picture_url: str
+    created_at: datetime.datetime
+
+    @classmethod
+    def from_inbox_object(cls, like: InboxObject) -> "Face":
+        return cls(
+            ap_actor_id=like.actor.ap_id,
+            url=like.actor.url,  # type: ignore
+            name=like.actor.handle,  # type: ignore
+            picture_url=like.actor.resized_icon_url,
+            created_at=like.created_at,  # type: ignore
+        )
+
+    @classmethod
+    def from_webmention(cls, webmention: Webmention) -> Optional["Face"]:
+        items = webmention.source_microformats.get("items", [])  # type: ignore
+        for item in items:
+            if item["type"][0] == "h-card":
+                try:
+                    return cls(
+                        ap_actor_id=None,
+                        url=webmention.source,
+                        name=item["properties"]["name"][0],
+                        picture_url=media.resized_media_url(
+                            make_abs(
+                                item["properties"]["photo"][0], webmention.source
+                            ),  # type: ignore
+                            50,
+                        ),
+                        created_at=webmention.created_at,  # type: ignore
+                    )
+                except Exception:
+                    logger.exception(
+                        f"Failed to build Face for webmention id={webmention.id}"
+                    )
+                    break
+            elif item["type"][0] == "h-entry":
+                author = item["properties"]["author"][0]
+                try:
+                    return cls(
+                        ap_actor_id=None,
+                        url=webmention.source,
+                        name=author["properties"]["name"][0],
+                        picture_url=media.resized_media_url(
+                            make_abs(
+                                author["properties"]["photo"][0], webmention.source
+                            ),  # type: ignore
+                            50,
+                        ),
+                        created_at=webmention.created_at,  # type: ignore
+                    )
+                except Exception:
+                    logger.exception(
+                        f"Failed to build Face for webmention id={webmention.id}"
+                    )
+                    break
+
+        return None
+
+
+def merge_faces(faces: list[Face]) -> list[Face]:
+    return sorted(
+        faces,
+        key=lambda f: f.created_at,
+        reverse=True,
+    )[:10]