lemmy/crates/apub_lib/src/lib.rs

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1.5 KiB
Rust
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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(())
}