lemmy/crates/apub/src/fetcher/mod.rs
Dessalines 5d837780f5
Add diesel_async, get rid of blocking function (#2510)
* Moving settings to Database.

- Moves many settings into the database. Fixes #2285
- Adds a local_site and instance table. Fixes #2365 . Fixes #2368
- Separates SQL update an insert forms, to avoid runtime errors.
- Adds TypedBuilder to all the SQL forms, instead of default.

* Fix weird clippy issue.

* Removing extra lines.

* Some fixes from suggestions.

* Fixing apub tests.

* Using instance creation helper function.

* Move forms to their own line.

* Trying to fix local_site_data, still broken.

* Testing out async

* Testing out async 2

* Fixing federation tests.

* Trying to fix check features 1.

* Starting on adding diesel async. 1/4th done.

* Added async to views and schema.

* Adding some more async

* Compiling now.

* Added diesel async. Fixes #2465

* Running clippy --fix

* Trying to fix cargo test on drone.

* Trying new muslrust.

* Trying a custom dns

* Trying a custom dns 2

* Trying a custom dns 3

* Trying a custom dns 4

* Trying a custom dns 5

* Trying a custom dns 6

* Trying a custom dns 7

* Addressing PR comments.

* Adding check_apub to all verify functions.

* Reverting back drone.

* Fixing merge

* Fix docker images.

* Adding missing discussion_languages.

* Trying to fix federation tests.

* Fix site setup user creation.

* Fix clippy

* Fix clippy 2

* Test api faster

* Try to fix 1

* Try to fix 2

* What are these lines about

* Trying to fix 3

* Moving federation test back to top.

* Remove logging cat.
2022-11-09 10:05:00 +00:00

57 lines
1.9 KiB
Rust

use crate::{fetcher::webfinger::webfinger_resolve_actor, ActorType};
use activitypub_federation::traits::ApubObject;
use itertools::Itertools;
use lemmy_db_schema::traits::ApubActor;
use lemmy_utils::error::LemmyError;
use lemmy_websocket::LemmyContext;
pub mod post_or_comment;
pub mod search;
pub mod user_or_community;
pub mod webfinger;
/// Resolve actor identifier (eg `!news@example.com`) from local database to avoid network requests.
/// This only works for local actors, and remote actors which were previously fetched (so it doesnt
/// trigger any new fetch).
#[tracing::instrument(skip_all)]
pub async fn resolve_actor_identifier<Actor, DbActor>(
identifier: &str,
context: &LemmyContext,
include_deleted: bool,
) -> Result<DbActor, LemmyError>
where
Actor: ApubObject<DataType = LemmyContext, Error = LemmyError>
+ ApubObject<DbType = DbActor>
+ ActorType
+ Send
+ 'static,
for<'de2> <Actor as ApubObject>::ApubType: serde::Deserialize<'de2>,
DbActor: ApubActor + Send + 'static,
{
// remote actor
if identifier.contains('@') {
let (name, domain) = identifier
.splitn(2, '@')
.collect_tuple()
.expect("invalid query");
let name = name.to_string();
let domain = format!("{}://{}", context.settings().get_protocol_string(), domain);
let actor = DbActor::read_from_name_and_domain(context.pool(), &name, &domain).await;
if actor.is_ok() {
Ok(actor?)
} else {
// Fetch the actor from its home instance using webfinger
let id = webfinger_resolve_actor::<Actor>(identifier, true, context, &mut 0).await?;
let actor: DbActor = DbActor::read_from_apub_id(context.pool(), &id)
.await?
.expect("actor exists as we fetched just before");
Ok(actor)
}
}
// local actor
else {
let identifier = identifier.to_string();
Ok(DbActor::read_from_name(context.pool(), &identifier, include_deleted).await?)
}
}