From a84bd73b329e9b3d65f2a5e2b5bb65b5c9dd45f0 Mon Sep 17 00:00:00 2001
From: freamon <f78673709@gmail.com>
Date: Sun, 24 Mar 2024 22:10:41 +0000
Subject: [PATCH] Return list of sticky posts for local community featured url

---
 app/activitypub/routes.py | 25 +++++++++++++++++++++++--
 app/activitypub/util.py   | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+), 2 deletions(-)

diff --git a/app/activitypub/routes.py b/app/activitypub/routes.py
index 6bd0a8cf..f1b34fd2 100644
--- a/app/activitypub/routes.py
+++ b/app/activitypub/routes.py
@@ -18,7 +18,7 @@ from app.activitypub.util import public_key, users_total, active_half_year, acti
     lemmy_site_data, instance_weight, is_activitypub_request, downvote_post_reply, downvote_post, upvote_post_reply, \
     upvote_post, activity_already_ingested, delete_post_or_comment, community_members, \
     user_removed_from_remote_server, create_post, create_post_reply, update_post_reply_from_activity, \
-    update_post_from_activity, undo_vote, undo_downvote
+    update_post_from_activity, undo_vote, undo_downvote, post_to_page
 from app.utils import gibberish, get_setting, is_image_url, allowlist_html, html_to_markdown, render_template, \
     domain_from_url, markdown_to_html, community_membership, ap_datetime, markdown_to_text, ip_address, can_downvote, \
     can_upvote, can_create_post, awaken_dormant_instance, shorten_string, can_create_post_reply, sha256_digest, \
@@ -1029,6 +1029,27 @@ def community_outbox(actor):
         return jsonify(community_data)
 
 
+@bp.route('/c/<actor>/featured', methods=['GET'])
+def community_featured(actor):
+    actor = actor.strip()
+    community = Community.query.filter_by(name=actor, banned=False, ap_id=None).first()
+    if community is not None:
+        posts = Post.query.filter_by(community_id=community.id, sticky=True).all()
+
+        community_data = {
+            "@context": default_context(),
+            "type": "OrderedCollection",
+            "id": f"https://{current_app.config['SERVER_NAME']}/c/{actor}/featured",
+            "totalItems": len(posts),
+            "orderedItems": []
+        }
+
+        for post in posts:
+            community_data['orderedItems'].append(post_to_page(post, community))
+
+        return jsonify(community_data)
+
+
 @bp.route('/c/<actor>/moderators', methods=['GET'])
 def community_moderators_route(actor):
     actor = actor.strip()
@@ -1069,7 +1090,7 @@ def community_followers(actor):
     if community is not None:
         result = {
             "@context": default_context(),
-            "id": f'https://{current_app.config["SERVER_NAME"]}/c/actor/followers',
+            "id": f'https://{current_app.config["SERVER_NAME"]}/c/{actor}/followers',
             "type": "Collection",
             "totalItems": community_members(community.id),
             "items": []
diff --git a/app/activitypub/util.py b/app/activitypub/util.py
index 239dedcf..71836864 100644
--- a/app/activitypub/util.py
+++ b/app/activitypub/util.py
@@ -178,6 +178,43 @@ def post_to_activity(post: Post, community: Community):
     return activity_data
 
 
+def post_to_page(post: Post, community: Community):
+    activity_data = {
+        "type": "Page",
+        "id": post.ap_id,
+        "attributedTo": post.author.ap_public_url,
+        "to": [
+            f"https://{current_app.config['SERVER_NAME']}/c/{community.name}",
+            "https://www.w3.org/ns/activitystreams#Public"
+        ],
+        "name": post.title,
+        "cc": [],
+        "content": post.body_html if post.body_html else '',
+        "mediaType": "text/html",
+        "source": {
+            "content": post.body if post.body else '',
+            "mediaType": "text/markdown"
+        },
+        "attachment": [],
+        "commentsEnabled": post.comments_enabled,
+        "sensitive": post.nsfw or post.nsfl,
+        "published": ap_datetime(post.created_at),
+        "stickied": post.sticky,
+        "audience": f"https://{current_app.config['SERVER_NAME']}/c/{community.name}"
+    }
+    if post.edited_at is not None:
+        activity_data["updated"] = ap_datetime(post.edited_at)
+    if post.language is not None:
+        activity_data["language"] = {"identifier": post.language}
+    if post.type == POST_TYPE_LINK and post.url is not None:
+        activity_data["attachment"] = [{"href": post.url, "type": "Link"}]
+    if post.image_id is not None:
+        activity_data["image"] = {"url": post.image.view_url(), "type": "Image"}
+        if post.image.alt_text:
+            activity_data["image"]['altText'] = post.image.alt_text
+    return activity_data
+
+
 def banned_user_agents():
     return []  # todo: finish this function