68 lines
1.9 KiB
Rust
68 lines
1.9 KiB
Rust
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use crate::{data::Data, signatures::PublicKey};
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use activitystreams::chrono::NaiveDateTime;
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use anyhow::Context;
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pub use lemmy_apub_lib_derive::*;
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use lemmy_utils::{location_info, LemmyError};
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use url::Url;
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pub trait ActivityFields {
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fn id_unchecked(&self) -> &Url;
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fn actor(&self) -> &Url;
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fn cc(&self) -> Vec<Url>;
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}
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#[async_trait::async_trait(?Send)]
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pub trait ActivityHandler {
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type DataType;
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async fn verify(
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&self,
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data: &Data<Self::DataType>,
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request_counter: &mut i32,
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) -> Result<(), LemmyError>;
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async fn receive(
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self,
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data: &Data<Self::DataType>,
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request_counter: &mut i32,
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) -> Result<(), LemmyError>;
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}
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pub trait ApubObject {
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type DataType;
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/// If this object should be refetched after a certain interval, it should return the last refresh
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/// time here. This is mainly used to update remote actors.
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fn last_refreshed_at(&self) -> Option<NaiveDateTime>;
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/// Try to read the object with given ID from local database. Returns Ok(None) if it doesn't exist.
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fn read_from_apub_id(data: &Self::DataType, object_id: Url) -> Result<Option<Self>, LemmyError>
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where
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Self: Sized;
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}
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/// Common methods provided by ActivityPub actors (community and person). Not all methods are
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/// implemented by all actors.
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pub trait ActorType {
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fn is_local(&self) -> bool;
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fn actor_id(&self) -> Url;
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fn name(&self) -> String;
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// TODO: this should not be an option (needs db migration in lemmy)
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fn public_key(&self) -> Option<String>;
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fn private_key(&self) -> Option<String>;
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fn inbox_url(&self) -> Url;
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fn shared_inbox_url(&self) -> Option<Url>;
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fn shared_inbox_or_inbox_url(&self) -> Url {
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self.shared_inbox_url().unwrap_or_else(|| self.inbox_url())
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}
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fn get_public_key(&self) -> Result<PublicKey, LemmyError> {
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Ok(PublicKey {
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id: format!("{}#main-key", self.actor_id()),
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owner: self.actor_id(),
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public_key_pem: self.public_key().context(location_info!())?,
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})
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}
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}
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