use crate::{
- extensions::{context::lemmy_context, person_extension::PersonExtension},
- objects::{
- check_object_domain,
- get_source_markdown_value,
- set_content_and_source,
- FromApub,
- FromApubToForm,
- ToApub,
+ check_apub_id_valid_with_strictness,
+ fetch_local_site_data,
+ objects::{instance::fetch_instance_actor_for_object, read_from_string_or_source_opt},
+ protocol::{
+ objects::{
+ person::{Person, UserTypes},
+ Endpoints,
+ },
+ ImageObject,
+ Source,
},
- ActorType,
- PersonExt,
- UserTypes,
};
-use activitystreams::{
- actor::{Actor, ApActor, ApActorExt, Endpoints},
- base::{BaseExt, ExtendsExt},
- object::{ApObject, Image, Object, ObjectExt, Tombstone},
+use activitypub_federation::{
+ config::Data,
+ protocol::verification::verify_domains_match,
+ traits::{Actor, Object},
+};
+use chrono::NaiveDateTime;
+use lemmy_api_common::{
+ context::LemmyContext,
+ utils::{generate_outbox_url, local_site_opt_to_slur_regex},
};
-use activitystreams_ext::Ext2;
-use anyhow::Context;
-use lemmy_api_common::blocking;
-use lemmy_db_queries::{ApubObject, DbPool};
use lemmy_db_schema::{
- naive_now,
- source::person::{Person as DbPerson, PersonForm},
+ source::person::{Person as DbPerson, PersonInsertForm, PersonUpdateForm},
+ traits::{ApubActor, Crud},
+ utils::naive_now,
};
use lemmy_utils::{
- location_info,
- settings::structs::Settings,
- utils::{check_slurs, check_slurs_opt, convert_datetime},
- LemmyError,
+ error::LemmyError,
+ utils::{
+ markdown::markdown_to_html,
+ slurs::{check_slurs, check_slurs_opt},
+ time::convert_datetime,
+ },
};
-use lemmy_websocket::LemmyContext;
+use std::ops::Deref;
use url::Url;
-#[async_trait::async_trait(?Send)]
-impl ToApub for DbPerson {
- type ApubType = PersonExt;
+#[derive(Clone, Debug, PartialEq, Eq)]
+pub struct ApubPerson(pub(crate) DbPerson);
+
+impl Deref for ApubPerson {
+ type Target = DbPerson;
+ fn deref(&self) -> &Self::Target {
+ &self.0
+ }
+}
+
+impl From<DbPerson> for ApubPerson {
+ fn from(p: DbPerson) -> Self {
+ ApubPerson(p)
+ }
+}
+
+#[async_trait::async_trait]
+impl Object for ApubPerson {
+ type DataType = LemmyContext;
+ type Kind = Person;
+ type Error = LemmyError;
+
+ fn last_refreshed_at(&self) -> Option<NaiveDateTime> {
+ Some(self.last_refreshed_at)
+ }
- async fn to_apub(&self, _pool: &DbPool) -> Result<PersonExt, LemmyError> {
- let object = Object::<UserTypes>::new_none_type();
- let mut actor = Actor(object);
+ #[tracing::instrument(skip_all)]
+ async fn read_from_id(
+ object_id: Url,
+ context: &Data<Self::DataType>,
+ ) -> Result<Option<Self>, LemmyError> {
+ Ok(
+ DbPerson::read_from_apub_id(context.pool(), &object_id.into())
+ .await?
+ .map(Into::into),
+ )
+ }
+
+ #[tracing::instrument(skip_all)]
+ async fn delete(self, context: &Data<Self::DataType>) -> Result<(), LemmyError> {
+ let form = PersonUpdateForm::builder().deleted(Some(true)).build();
+ DbPerson::update(context.pool(), self.id, &form).await?;
+ Ok(())
+ }
+
+ #[tracing::instrument(skip_all)]
+ async fn into_json(self, _context: &Data<Self::DataType>) -> Result<Person, LemmyError> {
let kind = if self.bot_account {
UserTypes::Service
} else {
UserTypes::Person
};
- actor.set_kind(kind);
- let mut person = ApObject::new(actor);
-
- person
- .set_many_contexts(lemmy_context())
- .set_id(self.actor_id.to_owned().into_inner())
- .set_published(convert_datetime(self.published));
-
- if let Some(u) = self.updated {
- person.set_updated(convert_datetime(u));
- }
-
- if let Some(avatar_url) = &self.avatar {
- let mut image = Image::new();
- image.set_url::<Url>(avatar_url.to_owned().into());
- person.set_icon(image.into_any_base()?);
- }
-
- if let Some(banner_url) = &self.banner {
- let mut image = Image::new();
- image.set_url::<Url>(banner_url.to_owned().into());
- person.set_image(image.into_any_base()?);
- }
-
- if let Some(bio) = &self.bio {
- set_content_and_source(&mut person, bio)?;
- }
-
- // In apub, the "name" is a display name
- if let Some(i) = self.display_name.to_owned() {
- person.set_name(i);
- }
-
- let mut ap_actor = ApActor::new(self.inbox_url.clone().into(), person);
- ap_actor
- .set_preferred_username(self.name.to_owned())
- .set_outbox(self.get_outbox_url()?)
- .set_endpoints(Endpoints {
- shared_inbox: Some(self.get_shared_inbox_or_inbox_url()),
- ..Default::default()
- });
-
- let person_ext = PersonExtension::new(self.matrix_user_id.to_owned())?;
- Ok(Ext2::new(ap_actor, person_ext, self.get_public_key_ext()?))
- }
- fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
- unimplemented!()
+
+ let person = Person {
+ kind,
+ id: self.actor_id.clone().into(),
+ preferred_username: self.name.clone(),
+ name: self.display_name.clone(),
+ summary: self.bio.as_ref().map(|b| markdown_to_html(b)),
+ source: self.bio.clone().map(Source::new),
+ icon: self.avatar.clone().map(ImageObject::new),
+ image: self.banner.clone().map(ImageObject::new),
+ matrix_user_id: self.matrix_user_id.clone(),
+ published: Some(convert_datetime(self.published)),
+ outbox: generate_outbox_url(&self.actor_id)?.into(),
+ endpoints: self.shared_inbox_url.clone().map(|s| Endpoints {
+ shared_inbox: s.into(),
+ }),
+ public_key: self.public_key(),
+ updated: self.updated.map(convert_datetime),
+ inbox: self.inbox_url.clone().into(),
+ };
+ Ok(person)
}
-}
-#[async_trait::async_trait(?Send)]
-impl FromApub for DbPerson {
- type ApubType = PersonExt;
-
- async fn from_apub(
- person: &PersonExt,
- context: &LemmyContext,
- expected_domain: Url,
- request_counter: &mut i32,
- mod_action_allowed: bool,
- ) -> Result<DbPerson, LemmyError> {
- let person_id = person.id_unchecked().context(location_info!())?.to_owned();
- let domain = person_id.domain().context(location_info!())?;
- if domain == Settings::get().hostname {
- let person = blocking(context.pool(), move |conn| {
- DbPerson::read_from_apub_id(conn, &person_id.into())
- })
- .await??;
- Ok(person)
- } else {
- let person_form = PersonForm::from_apub(
- person,
- context,
- expected_domain,
- request_counter,
- mod_action_allowed,
- )
- .await?;
- let person = blocking(context.pool(), move |conn| {
- DbPerson::upsert(conn, &person_form)
- })
- .await??;
- Ok(person)
- }
+ #[tracing::instrument(skip_all)]
+ async fn verify(
+ person: &Person,
+ expected_domain: &Url,
+ context: &Data<Self::DataType>,
+ ) -> Result<(), LemmyError> {
+ let local_site_data = fetch_local_site_data(context.pool()).await?;
+ let slur_regex = &local_site_opt_to_slur_regex(&local_site_data.local_site);
+
+ check_slurs(&person.preferred_username, slur_regex)?;
+ check_slurs_opt(&person.name, slur_regex)?;
+
+ verify_domains_match(person.id.inner(), expected_domain)?;
+ check_apub_id_valid_with_strictness(
+ person.id.inner(),
+ false,
+ &local_site_data,
+ context.settings(),
+ )?;
+
+ let bio = read_from_string_or_source_opt(&person.summary, &None, &person.source);
+ check_slurs_opt(&bio, slur_regex)?;
+ Ok(())
}
-}
-#[async_trait::async_trait(?Send)]
-impl FromApubToForm<PersonExt> for PersonForm {
- async fn from_apub(
- person: &PersonExt,
- _context: &LemmyContext,
- expected_domain: Url,
- _request_counter: &mut i32,
- _mod_action_allowed: bool,
- ) -> Result<Self, LemmyError> {
- let avatar = match person.icon() {
- Some(any_image) => Some(
- Image::from_any_base(any_image.as_one().context(location_info!())?.clone())?
- .context(location_info!())?
- .url()
- .context(location_info!())?
- .as_single_xsd_any_uri()
- .map(|url| url.to_owned()),
- ),
- None => None,
- };
+ #[tracing::instrument(skip_all)]
+ async fn from_json(
+ person: Person,
+ context: &Data<Self::DataType>,
+ ) -> Result<ApubPerson, LemmyError> {
+ let instance_id = fetch_instance_actor_for_object(&person.id, context).await?;
- let banner = match person.image() {
- Some(any_image) => Some(
- Image::from_any_base(any_image.as_one().context(location_info!())?.clone())
- .context(location_info!())?
- .context(location_info!())?
- .url()
- .context(location_info!())?
- .as_single_xsd_any_uri()
- .map(|url| url.to_owned()),
- ),
- None => None,
- };
+ // Some Mastodon users have `name: ""` (empty string), need to convert that to `None`
+ // https://github.com/mastodon/mastodon/issues/25233
+ let display_name = person.name.filter(|n| !n.is_empty());
- let name: String = person
- .inner
- .preferred_username()
- .context(location_info!())?
- .to_string();
- let display_name: Option<String> = person
- .name()
- .map(|n| n.one())
- .flatten()
- .map(|n| n.to_owned().xsd_string())
- .flatten();
- let bio = get_source_markdown_value(person)?;
- let shared_inbox = person
- .inner
- .endpoints()?
- .map(|e| e.shared_inbox)
- .flatten()
- .map(|s| s.to_owned().into());
-
- check_slurs(&name)?;
- check_slurs_opt(&display_name)?;
- check_slurs_opt(&bio)?;
-
- Ok(PersonForm {
- name,
- display_name: Some(display_name),
+ let person_form = PersonInsertForm {
+ name: person.preferred_username,
+ display_name,
banned: None,
- deleted: None,
- avatar: avatar.map(|o| o.map(|i| i.into())),
- banner: banner.map(|o| o.map(|i| i.into())),
- published: person.inner.published().map(|u| u.to_owned().naive_local()),
- updated: person.updated().map(|u| u.to_owned().naive_local()),
- actor_id: Some(check_object_domain(person, expected_domain, false)?),
- bio: Some(bio),
+ ban_expires: None,
+ deleted: Some(false),
+ avatar: person.icon.map(|i| i.url.into()),
+ banner: person.image.map(|i| i.url.into()),
+ published: person.published.map(|u| u.naive_local()),
+ updated: person.updated.map(|u| u.naive_local()),
+ actor_id: Some(person.id.into()),
+ bio: read_from_string_or_source_opt(&person.summary, &None, &person.source),
local: Some(false),
admin: Some(false),
- bot_account: Some(person.inner.is_kind(&UserTypes::Service)),
+ bot_account: Some(person.kind == UserTypes::Service),
private_key: None,
- public_key: Some(Some(person.ext_two.public_key.to_owned().public_key_pem)),
+ public_key: person.public_key.public_key_pem,
last_refreshed_at: Some(naive_now()),
- inbox_url: Some(person.inner.inbox()?.to_owned().into()),
- shared_inbox_url: Some(shared_inbox),
- matrix_user_id: Some(person.ext_one.matrix_user_id.to_owned()),
- })
+ inbox_url: Some(person.inbox.into()),
+ shared_inbox_url: person.endpoints.map(|e| e.shared_inbox.into()),
+ matrix_user_id: person.matrix_user_id,
+ instance_id,
+ };
+ let person = DbPerson::upsert(context.pool(), &person_form).await?;
+
+ Ok(person.into())
+ }
+}
+
+impl Actor for ApubPerson {
+ fn id(&self) -> Url {
+ self.actor_id.inner().clone()
+ }
+
+ fn public_key_pem(&self) -> &str {
+ &self.public_key
+ }
+
+ fn private_key_pem(&self) -> Option<String> {
+ self.private_key.clone()
+ }
+
+ fn inbox(&self) -> Url {
+ self.inbox_url.clone().into()
+ }
+
+ fn shared_inbox(&self) -> Option<Url> {
+ self.shared_inbox_url.clone().map(Into::into)
+ }
+}
+
+#[cfg(test)]
+pub(crate) mod tests {
+ use super::*;
+ use crate::{
+ objects::{
+ instance::{tests::parse_lemmy_instance, ApubSite},
+ tests::init_context,
+ },
+ protocol::{objects::instance::Instance, tests::file_to_json_object},
+ };
+ use activitypub_federation::fetch::object_id::ObjectId;
+ use lemmy_db_schema::{source::site::Site, traits::Crud};
+ use serial_test::serial;
+
+ pub(crate) async fn parse_lemmy_person(context: &Data<LemmyContext>) -> (ApubPerson, ApubSite) {
+ let site = parse_lemmy_instance(context).await;
+ let json = file_to_json_object("assets/lemmy/objects/person.json").unwrap();
+ let url = Url::parse("https://enterprise.lemmy.ml/u/picard").unwrap();
+ ApubPerson::verify(&json, &url, context).await.unwrap();
+ let person = ApubPerson::from_json(json, context).await.unwrap();
+ assert_eq!(context.request_count(), 0);
+ (person, site)
+ }
+
+ #[tokio::test]
+ #[serial]
+ async fn test_parse_lemmy_person() {
+ let context = init_context().await;
+ let (person, site) = parse_lemmy_person(&context).await;
+
+ assert_eq!(person.display_name, Some("Jean-Luc Picard".to_string()));
+ assert!(!person.local);
+ assert_eq!(person.bio.as_ref().unwrap().len(), 39);
+
+ cleanup((person, site), &context).await;
+ }
+
+ #[tokio::test]
+ #[serial]
+ async fn test_parse_pleroma_person() {
+ let context = init_context().await;
+
+ // create and parse a fake pleroma instance actor, to avoid network request during test
+ let mut json: Instance = file_to_json_object("assets/lemmy/objects/instance.json").unwrap();
+ json.id = ObjectId::parse("https://queer.hacktivis.me/").unwrap();
+ let url = Url::parse("https://queer.hacktivis.me/users/lanodan").unwrap();
+ ApubSite::verify(&json, &url, &context).await.unwrap();
+ let site = ApubSite::from_json(json, &context).await.unwrap();
+
+ let json = file_to_json_object("assets/pleroma/objects/person.json").unwrap();
+ ApubPerson::verify(&json, &url, &context).await.unwrap();
+ let person = ApubPerson::from_json(json, &context).await.unwrap();
+
+ assert_eq!(person.actor_id, url.into());
+ assert_eq!(person.name, "lanodan");
+ assert!(!person.local);
+ assert_eq!(context.request_count(), 0);
+ assert_eq!(person.bio.as_ref().unwrap().len(), 873);
+
+ cleanup((person, site), &context).await;
+ }
+
+ async fn cleanup(data: (ApubPerson, ApubSite), context: &LemmyContext) {
+ DbPerson::delete(context.pool(), data.0.id).await.unwrap();
+ Site::delete(context.pool(), data.1.id).await.unwrap();
}
}