lemmy/crates/apub_lib/src/lib.rs
Nutomic c7de1fcf24
Apub inbox rewrite (#1652)
* start to implement apub inbox routing lib

* got something that almost works

* it compiles!

* implemented some more

* move library code to separate crate (most of it)

* convert private message handlers

* convert all comment receivers (except undo comment)

* convert post receiver

* add verify trait

* convert community receivers

* add cc field for all activities which i forgot before

* convert inbox functions, add missing checks

* convert undo like/dislike receivers

* convert undo_delete and undo_remove receivers

* move block/unblock activities

* convert remaining activity receivers

* reimplement http signature verification and other checks

* also use actor type for routing, VerifyActivity and SendActivity traits

* cleanup and restructure apub_receive code

* wip: try to fix activity routing

* implement a (very bad) derive macro for activityhandler

* working activity routing!

* rework pm verify(), fix tests and confirm manually

also remove inbox username check which was broken

* rework following verify(), fix tests and test manually

* fix post/comment create/update, rework voting

* Rewrite remove/delete post/comment, fix tests, test manually

* Rework and fix (un)block user, announce, update post

* some code cleanup

* rework delete/remove activity receivers (still quite messy)

* rewrite, test and fix add/remove mod, update community handlers

* add docs for ActivityHandler derive macro

* dont try to compile macro comments
2021-07-17 12:08:46 -04:00

72 lines
1.5 KiB
Rust

use activitystreams::{
base::AnyBase,
error::DomainError,
primitives::OneOrMany,
unparsed::Unparsed,
};
pub use lemmy_apub_lib_derive::*;
use lemmy_utils::LemmyError;
use lemmy_websocket::LemmyContext;
use url::Url;
#[derive(Debug, Clone, serde::Deserialize, serde::Serialize)]
pub enum PublicUrl {
#[serde(rename = "https://www.w3.org/ns/activitystreams#Public")]
Public,
}
#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
#[serde(rename_all = "camelCase")]
pub struct ActivityCommonFields {
#[serde(rename = "@context")]
pub context: OneOrMany<AnyBase>,
id: Url,
pub actor: Url,
// unparsed fields
#[serde(flatten)]
pub unparsed: Unparsed,
}
impl ActivityCommonFields {
pub fn id_unchecked(&self) -> &Url {
&self.id
}
}
#[async_trait::async_trait(?Send)]
pub trait ActivityHandler {
async fn verify(
&self,
context: &LemmyContext,
request_counter: &mut i32,
) -> Result<(), LemmyError>;
async fn receive(
&self,
context: &LemmyContext,
request_counter: &mut i32,
) -> Result<(), LemmyError>;
fn common(&self) -> &ActivityCommonFields;
}
pub fn verify_domains_match(a: &Url, b: &Url) -> Result<(), LemmyError> {
if a.domain() != b.domain() {
return Err(DomainError.into());
}
Ok(())
}
pub fn verify_domains_match_opt(a: &Url, b: Option<&Url>) -> Result<(), LemmyError> {
if let Some(b2) = b {
return verify_domains_match(a, b2);
}
Ok(())
}
pub fn verify_urls_match(a: &Url, b: &Url) -> Result<(), LemmyError> {
if a != b {
return Err(DomainError.into());
}
Ok(())
}