use crate::{
- fetcher::{
- fetch::fetch_remote_object,
- is_deleted,
- person::get_or_fetch_and_upsert_person,
- should_refetch_actor,
- },
- inbox::person_inbox::receive_announce,
- objects::FromApub,
- GroupExt,
-};
-use activitystreams::{
- actor::ApActorExt,
- collection::{CollectionExt, OrderedCollection},
+ activities::community::announce::AnnounceActivity,
+ fetcher::{fetch::fetch_remote_object, object_id::ObjectId},
+ objects::community::Group,
};
+use activitystreams::collection::{CollectionExt, OrderedCollection};
use anyhow::Context;
-use diesel::result::Error::NotFound;
use lemmy_api_common::blocking;
-use lemmy_db_queries::{source::community::Community_, ApubObject, Joinable};
-use lemmy_db_schema::{
- source::community::{Community, CommunityModerator, CommunityModeratorForm},
- DbUrl,
+use lemmy_apub_lib::ActivityHandler;
+use lemmy_db_queries::Joinable;
+use lemmy_db_schema::source::{
+ community::{Community, CommunityModerator, CommunityModeratorForm},
+ person::Person,
};
use lemmy_db_views_actor::community_moderator_view::CommunityModeratorView;
use lemmy_utils::{location_info, LemmyError};
use lemmy_websocket::LemmyContext;
-use log::debug;
use url::Url;
-/// Get a community from its apub ID.
-///
-/// If it exists locally and `!should_refetch_actor()`, it is returned directly from the database.
-/// Otherwise it is fetched from the remote instance, stored and returned.
-pub(crate) async fn get_or_fetch_and_upsert_community(
- apub_id: &Url,
- context: &LemmyContext,
- recursion_counter: &mut i32,
-) -> Result<Community, LemmyError> {
- let apub_id_owned = apub_id.to_owned();
- let community = blocking(context.pool(), move |conn| {
- Community::read_from_apub_id(conn, &apub_id_owned.into())
- })
- .await?;
-
- match community {
- Ok(c) if !c.local && should_refetch_actor(c.last_refreshed_at) => {
- debug!("Fetching and updating from remote community: {}", apub_id);
- fetch_remote_community(apub_id, context, Some(c), recursion_counter).await
- }
- Ok(c) => Ok(c),
- Err(NotFound {}) => {
- debug!("Fetching and creating remote community: {}", apub_id);
- fetch_remote_community(apub_id, context, None, recursion_counter).await
- }
- Err(e) => Err(e.into()),
- }
-}
-
-/// Request a community by apub ID from a remote instance, including moderators. If `old_community`,
-/// is set, this is an update for a community which is already known locally. If not, we don't know
-/// the community yet and also pull the outbox, to get some initial posts.
-async fn fetch_remote_community(
- apub_id: &Url,
- context: &LemmyContext,
- old_community: Option<Community>,
- request_counter: &mut i32,
-) -> Result<Community, LemmyError> {
- let group = fetch_remote_object::<GroupExt>(context.client(), apub_id, request_counter).await;
-
- if let Some(c) = old_community.to_owned() {
- if is_deleted(&group) {
- blocking(context.pool(), move |conn| {
- Community::update_deleted(conn, c.id, true)
- })
- .await??;
- } else if group.is_err() {
- // If fetching failed, return the existing data.
- return Ok(c);
- }
- }
-
- let group = group?;
- let community =
- Community::from_apub(&group, context, apub_id.to_owned(), request_counter, false).await?;
-
- update_community_mods(&group, &community, context, request_counter).await?;
-
- // only fetch outbox for new communities, otherwise this can create an infinite loop
- if old_community.is_none() {
- let outbox = group.inner.outbox()?.context(location_info!())?;
- fetch_community_outbox(context, outbox, &community, request_counter).await?
- }
-
- Ok(community)
-}
-
-async fn update_community_mods(
- group: &GroupExt,
+pub(crate) async fn update_community_mods(
+ group: &Group,
community: &Community,
context: &LemmyContext,
request_counter: &mut i32,
let new_moderators = fetch_community_mods(context, group, request_counter).await?;
let community_id = community.id;
let current_moderators = blocking(context.pool(), move |conn| {
- CommunityModeratorView::for_community(&conn, community_id)
+ CommunityModeratorView::for_community(conn, community_id)
})
.await??;
// Remove old mods from database which arent in the moderators collection anymore
for mod_user in ¤t_moderators {
- if !new_moderators.contains(&&mod_user.moderator.actor_id.clone().into()) {
+ if !new_moderators.contains(&mod_user.moderator.actor_id.clone().into()) {
let community_moderator_form = CommunityModeratorForm {
community_id: mod_user.community.id,
person_id: mod_user.moderator.id,
}
// Add new mods to database which have been added to moderators collection
- for mod_uri in new_moderators {
- let mod_user = get_or_fetch_and_upsert_person(&mod_uri, context, request_counter).await?;
- let current_mod_uris: Vec<DbUrl> = current_moderators
+ for mod_id in new_moderators {
+ let mod_id = ObjectId::new(mod_id);
+ let mod_user: Person = mod_id.dereference(context, request_counter).await?;
+
+ if !current_moderators
.clone()
.iter()
.map(|c| c.moderator.actor_id.clone())
- .collect();
- if !current_mod_uris.contains(&mod_user.actor_id) {
+ .any(|x| x == mod_user.actor_id)
+ {
let community_moderator_form = CommunityModeratorForm {
community_id: community.id,
person_id: mod_user.id,
Ok(())
}
-async fn fetch_community_outbox(
+pub(crate) async fn fetch_community_outbox(
context: &LemmyContext,
outbox: &Url,
- community: &Community,
recursion_counter: &mut i32,
) -> Result<(), LemmyError> {
let outbox =
outbox_activities = outbox_activities[0..20].to_vec();
}
- for activity in outbox_activities {
- receive_announce(context, activity, community, recursion_counter).await?;
+ for announce in outbox_activities {
+ // TODO: instead of converting like this, we should create a struct CommunityOutbox with
+ // AnnounceActivity as inner type, but that gives me stackoverflow
+ let ser = serde_json::to_string(&announce)?;
+ let announce: AnnounceActivity = serde_json::from_str(&ser)?;
+ announce.receive(context, recursion_counter).await?;
}
Ok(())
}
-pub(crate) async fn fetch_community_mods(
+async fn fetch_community_mods(
context: &LemmyContext,
- group: &GroupExt,
+ group: &Group,
recursion_counter: &mut i32,
) -> Result<Vec<Url>, LemmyError> {
- if let Some(mods_url) = &group.ext_one.moderators {
+ if let Some(mods_url) = &group.moderators {
let mods =
fetch_remote_object::<OrderedCollection>(context.client(), mods_url, recursion_counter)
.await?;
projects / lemmy.git / blobdiff