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Code Issues Packages Projects Releases Wiki Activity

Some more cleanup.

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This commit is contained in:
Dessalines 2020-04-24 15:55:54 -04:00
parent 66a2c4a2c3
commit d846740839
9 changed files with 251 additions and 237 deletions
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12
server/src/apub/activities.rs
View file

@ -61,7 +61,7 @@ fn get_follower_inboxes(conn: &PgConnection, community: &Community) -> Result<Ve
/// Send out information about a newly created post, to the followers of the community.
pub fn post_create(post: &Post, creator: &User_, conn: &PgConnection) -> Result<(), Error> {
let page = post.as_page(conn)?;
let page = post.to_apub(conn)?;
let community = Community::read(conn, post.community_id)?;
let mut create = Create::new();
populate_object_props(
@ -84,7 +84,7 @@ pub fn post_create(post: &Post, creator: &User_, conn: &PgConnection) -> Result<
/// Send out information about an edited post, to the followers of the community.
pub fn post_update(post: &Post, creator: &User_, conn: &PgConnection) -> Result<(), Error> {
let page = post.as_page(conn)?;
let page = post.to_apub(conn)?;
let community = Community::read(conn, post.community_id)?;
let mut update = Update::new();
populate_object_props(
@ -139,7 +139,11 @@ pub fn accept_follow(follow: &Follow, conn: &PgConnection) -> Result<(), Error>
.get_object_xsd_any_uri()
.unwrap()
.to_string();
let actor_uri = follow.follow_props.get_actor_xsd_any_uri().unwrap().to_string();
let actor_uri = follow
.follow_props
.get_actor_xsd_any_uri()
.unwrap()
.to_string();
let community = Community::read_from_actor_id(conn, &community_uri)?;
let mut accept = Accept::new();
accept
@ -151,7 +155,7 @@ pub fn accept_follow(follow: &Follow, conn: &PgConnection) -> Result<(), Error>
.follow_props
.get_actor_xsd_any_uri()
.unwrap()
.to_string()
.to_string(),
)?;
accept
.accept_props

93
server/src/apub/community.rs
View file

@ -5,10 +5,9 @@ pub struct CommunityQuery {
community_name: String,
}
// TODO turn these as_group, as_page, into apub trait... something like to_apub
impl Community {
impl ToApub<GroupExt> for Community {
// Turn a Lemmy Community into an ActivityPub group that can be sent out over the network.
fn as_group(&self, conn: &PgConnection) -> Result<GroupExt, Error> {
fn to_apub(&self, conn: &PgConnection) -> Result<GroupExt, Error> {
let mut group = Group::default();
let oprops: &mut ObjectProperties = group.as_mut();
@ -45,29 +44,26 @@ impl Community {
Ok(group.extend(actor_props).extend(public_key.to_ext()))
}
}
pub fn get_followers_url(&self) -> String {
format!("{}/followers", &self.actor_id)
}
pub fn get_inbox_url(&self) -> String {
format!("{}/inbox", &self.actor_id)
}
pub fn get_outbox_url(&self) -> String {
format!("{}/outbox", &self.actor_id)
impl ActorType for Community {
fn actor_id(&self) -> String {
self.actor_id.to_owned()
}
}
impl CommunityForm {
impl FromApub<GroupExt> for CommunityForm {
/// Parse an ActivityPub group received from another instance into a Lemmy community.
pub fn from_group(group: &GroupExt, conn: &PgConnection) -> Result<Self, Error> {
fn from_apub(group: &GroupExt, conn: &PgConnection) -> Result<Self, Error> {
let oprops = &group.base.base.object_props;
let aprops = &group.base.extension;
let public_key: &PublicKey = &group.extension.public_key;
let followers_uri = Url::parse(&aprops.get_followers().unwrap().to_string())?;
let outbox_uri = Url::parse(&aprops.get_outbox().to_string())?;
let _outbox = fetch_remote_object::<OrderedCollection>(&outbox_uri)?;
let _followers = fetch_remote_object::<UnorderedCollection>(&followers_uri)?;
let _followers_uri = Url::parse(&aprops.get_followers().unwrap().to_string())?;
let _outbox_uri = Url::parse(&aprops.get_outbox().to_string())?;
// TODO don't do extra fetching here
// let _outbox = fetch_remote_object::<OrderedCollection>(&outbox_uri)?;
// let _followers = fetch_remote_object::<UnorderedCollection>(&followers_uri)?;
let apub_id = &oprops.get_attributed_to_xsd_any_uri().unwrap().to_string();
let creator = get_or_fetch_and_upsert_remote_user(&apub_id, conn)?;
@ -101,10 +97,9 @@ impl CommunityForm {
pub async fn get_apub_community_http(
info: Path<CommunityQuery>,
db: DbPoolParam,
chat_server: ChatServerParam,
) -> Result<HttpResponse<Body>, Error> {
let community = Community::read_from_name(&&db.get()?, &info.community_name)?;
let c = community.as_group(&db.get().unwrap())?;
let c = community.to_apub(&db.get().unwrap())?;
Ok(create_apub_response(&c))
}
@ -113,14 +108,13 @@ pub async fn get_apub_community_http(
pub async fn get_apub_community_followers(
info: Path<CommunityQuery>,
db: DbPoolParam,
chat_server: ChatServerParam,
) -> Result<HttpResponse<Body>, Error> {
let community = Community::read_from_name(&&db.get()?, &info.community_name)?;
let connection = establish_unpooled_connection();
let conn = db.get()?;
//As we are an object, we validated that the community id was valid
let community_followers =
CommunityFollowerView::for_community(&connection, community.id).unwrap();
let community_followers = CommunityFollowerView::for_community(&conn, community.id).unwrap();
let mut collection = UnorderedCollection::default();
let oprops: &mut ObjectProperties = collection.as_mut();
@ -133,32 +127,33 @@ pub async fn get_apub_community_followers(
Ok(create_apub_response(&collection))
}
/// Returns an UnorderedCollection with the latest posts from the community.
pub async fn get_apub_community_outbox(
info: Path<CommunityQuery>,
db: DbPoolParam,
chat_server: ChatServerParam,
) -> Result<HttpResponse<Body>, Error> {
let community = Community::read_from_name(&&db.get()?, &info.community_name)?;
// TODO should not be doing this
// Returns an UnorderedCollection with the latest posts from the community.
//pub async fn get_apub_community_outbox(
// info: Path<CommunityQuery>,
// db: DbPoolParam,
// chat_server: ChatServerParam,
//) -> Result<HttpResponse<Body>, Error> {
// let community = Community::read_from_name(&&db.get()?, &info.community_name)?;
let conn = establish_unpooled_connection();
//As we are an object, we validated that the community id was valid
let community_posts: Vec<Post> = Post::list_for_community(&conn, community.id)?;
// let conn = establish_unpooled_connection();
// //As we are an object, we validated that the community id was valid
// let community_posts: Vec<Post> = Post::list_for_community(&conn, community.id)?;
let mut collection = OrderedCollection::default();
let oprops: &mut ObjectProperties = collection.as_mut();
oprops
.set_context_xsd_any_uri(context())?
.set_id(community.actor_id)?;
collection
.collection_props
.set_many_items_base_boxes(
community_posts
.iter()
.map(|c| c.as_page(&conn).unwrap())
.collect(),
)?
.set_total_items(community_posts.len() as u64)?;
// let mut collection = OrderedCollection::default();
// let oprops: &mut ObjectProperties = collection.as_mut();
// oprops
// .set_context_xsd_any_uri(context())?
// .set_id(community.actor_id)?;
// collection
// .collection_props
// .set_many_items_base_boxes(
// community_posts
// .iter()
// .map(|c| c.as_page(&conn).unwrap())
// .collect(),
// )?
// .set_total_items(community_posts.len() as u64)?;
Ok(create_apub_response(&collection))
}
// Ok(create_apub_response(&collection))
//}

12
server/src/apub/community_inbox.rs
View file

@ -6,6 +6,7 @@ pub enum CommunityAcceptedObjects {
Follow(Follow),
}
// TODO Consolidate community and user inboxes into a single shared one
/// Handler for all incoming activities to community inboxes.
pub async fn community_inbox(
request: HttpRequest,
@ -18,11 +19,12 @@ pub async fn community_inbox(
let community_name = path.into_inner();
debug!(
"Community {} received activity {:?}",
&community_name,
&input
&community_name, &input
);
match input {
CommunityAcceptedObjects::Follow(f) => handle_follow(&f, &request, &community_name, db, chat_server),
CommunityAcceptedObjects::Follow(f) => {
handle_follow(&f, &request, &community_name, db, chat_server)
}
}
}
@ -33,14 +35,14 @@ fn handle_follow(
request: &HttpRequest,
community_name: &str,
db: DbPoolParam,
chat_server: ChatServerParam,
_chat_server: ChatServerParam,
) -> Result<HttpResponse, Error> {
let user_uri = follow
.follow_props
.get_actor_xsd_any_uri()
.unwrap()
.to_string();
let community_uri = follow
let _community_uri = follow
.follow_props
.get_object_xsd_any_uri()
.unwrap()

138
server/src/apub/fetcher.rs
View file

@ -11,40 +11,8 @@ fn _fetch_node_info(domain: &str) -> Result<NodeInfo, Error> {
Ok(fetch_remote_object::<NodeInfo>(&well_known.links.href)?)
}
// // TODO: move these to db
// // TODO use the last_refreshed_at
// fn upsert_community(
// community_form: &CommunityForm,
// conn: &PgConnection,
// ) -> Result<Community, Error> {
// let existing = Community::read_from_actor_id(conn, &community_form.actor_id);
// match existing {
// Err(NotFound {}) => Ok(Community::create(conn, &community_form)?),
// Ok(c) => Ok(Community::update(conn, c.id, &community_form)?),
// Err(e) => Err(Error::from(e)),
// }
// }
// fn upsert_user(user_form: &UserForm, conn: &PgConnection) -> Result<User_, Error> {
// let existing = User_::read_from_actor_id(conn, &user_form.actor_id);
// Ok(match existing {
// Err(NotFound {}) => User_::create(conn, &user_form)?,
// Ok(u) => User_::update(conn, u.id, &user_form)?,
// Err(e) => return Err(Error::from(e)),
// })
// }
fn upsert_post(post_form: &PostForm, conn: &PgConnection) -> Result<Post, Error> {
let existing = Post::read_from_apub_id(conn, &post_form.ap_id);
match existing {
Err(NotFound {}) => Ok(Post::create(conn, &post_form)?),
Ok(p) => Ok(Post::update(conn, p.id, &post_form)?),
Err(e) => Err(Error::from(e)),
}
}
/// Fetch any type of ActivityPub object, handling things like HTTP headers, deserialisation,
/// timeouts etc.
/// TODO: add an optional param last_updated and only fetch if its too old
pub fn fetch_remote_object<Response>(url: &Url) -> Result<Response, Error>
where
Response: for<'de> Deserialize<'de>,
@ -71,15 +39,14 @@ where
pub enum SearchAcceptedObjects {
Person(Box<PersonExt>),
Group(Box<GroupExt>),
// Page(Box<Page>),
}
/// Attempt to parse the query as URL, and fetch an ActivityPub object from it.
///
/// Some working examples for use with the docker/federation/ setup:
/// http://lemmy_alpha:8540/federation/c/main
/// http://lemmy_alpha:8540/federation/u/lemmy_alpha
/// http://lemmy_alpha:8540/federation/p/3
/// http://lemmy_alpha:8540/c/main
/// http://lemmy_alpha:8540/u/lemmy_alpha
/// http://lemmy_alpha:8540/p/3
pub fn search_by_apub_id(query: &str, conn: &PgConnection) -> Result<SearchResponse, Error> {
let query_url = Url::parse(&query)?;
let mut response = SearchResponse {
@ -91,65 +58,47 @@ pub fn search_by_apub_id(query: &str, conn: &PgConnection) -> Result<SearchRespo
};
match fetch_remote_object::<SearchAcceptedObjects>(&query_url)? {
SearchAcceptedObjects::Person(p) => {
let user = get_or_fetch_and_upsert_remote_user(query, &conn)?;
let user_uri = p.base.base.object_props.get_id().unwrap().to_string();
let user = get_or_fetch_and_upsert_remote_user(&user_uri, &conn)?;
response.users = vec![UserView::read(conn, user.id)?];
}
SearchAcceptedObjects::Group(g) => {
let community = get_or_fetch_and_upsert_remote_community(query, &conn)?;
let community_uri = g.base.base.object_props.get_id().unwrap().to_string();
let community = get_or_fetch_and_upsert_remote_community(&community_uri, &conn)?;
// TODO Maybe at some point in the future, fetch all the history of a community
// fetch_community_outbox(&c, conn)?;
response.communities = vec![CommunityView::read(conn, community.id, None)?];
}
// SearchAcceptedObjects::Page(p) => {
// let p = upsert_post(&PostForm::from_page(&p, conn)?, conn)?;
// response.posts = vec![PostView::read(conn, p.id, None)?];
// }
}
Ok(response)
}
// TODO It should not be fetching data from a community outbox.
// All posts, comments, comment likes, etc should be posts to our community_inbox
// The only data we should be periodically fetching (if it hasn't been fetched in the last day
// maybe), is community and user actors
// and user actors
/// Fetch all posts in the outbox of the given user, and insert them into the database.
fn fetch_community_outbox(community: &Community, conn: &PgConnection) -> Result<Vec<Post>, Error> {
let outbox_url = Url::parse(&community.get_outbox_url())?;
let outbox = fetch_remote_object::<OrderedCollection>(&outbox_url)?;
let items = outbox.collection_props.get_many_items_base_boxes();
Ok(
items
.unwrap()
.map(|obox: &BaseBox| -> Result<PostForm, Error> {
let page = obox.clone().to_concrete::<Page>()?;
PostForm::from_page(&page, conn)
})
.map(|pf| upsert_post(&pf?, conn))
.collect::<Result<Vec<Post>, Error>>()?,
)
}
/// Check if a remote user exists, create if not found, if its too old update it.Fetch a user, insert/update it in the database and return the user.
pub fn get_or_fetch_and_upsert_remote_user(apub_id: &str, conn: &PgConnection) -> Result<User_, Error> {
pub fn get_or_fetch_and_upsert_remote_user(
apub_id: &str,
conn: &PgConnection,
) -> Result<User_, Error> {
match User_::read_from_actor_id(&conn, &apub_id) {
Ok(u) => {
// If its older than a day, re-fetch it
// TODO the less than needs to be tested
if u.last_refreshed_at.lt(&(naive_now() - chrono::Duration::days(1))) {
if u
.last_refreshed_at
.lt(&(naive_now() - chrono::Duration::days(1)))
{
debug!("Fetching and updating from remote user: {}", apub_id);
let person = fetch_remote_object::<PersonExt>(&Url::parse(apub_id)?)?;
let uf = UserForm::from_person(&person)?;
let mut uf = UserForm::from_apub(&person, &conn)?;
uf.last_refreshed_at = Some(naive_now());
Ok(User_::update(&conn, u.id, &uf)?)
} else {
Ok(u)
}
},
}
Err(NotFound {}) => {
debug!("Fetching and creating remote user: {}", apub_id);
let person = fetch_remote_object::<PersonExt>(&Url::parse(apub_id)?)?;
let uf = UserForm::from_person(&person)?;
let uf = UserForm::from_apub(&person, &conn)?;
Ok(User_::create(conn, &uf)?)
}
Err(e) => Err(Error::from(e)),
@ -157,27 +106,66 @@ pub fn get_or_fetch_and_upsert_remote_user(apub_id: &str, conn: &PgConnection) -
}
/// Check if a remote community exists, create if not found, if its too old update it.Fetch a community, insert/update it in the database and return the community.
pub fn get_or_fetch_and_upsert_remote_community(apub_id: &str, conn: &PgConnection) -> Result<Community, Error> {
pub fn get_or_fetch_and_upsert_remote_community(
apub_id: &str,
conn: &PgConnection,
) -> Result<Community, Error> {
match Community::read_from_actor_id(&conn, &apub_id) {
Ok(c) => {
// If its older than a day, re-fetch it
// TODO the less than needs to be tested
if c.last_refreshed_at.lt(&(naive_now() - chrono::Duration::days(1))) {
if c
.last_refreshed_at
.lt(&(naive_now() - chrono::Duration::days(1)))
{
debug!("Fetching and updating from remote community: {}", apub_id);
let group = fetch_remote_object::<GroupExt>(&Url::parse(apub_id)?)?;
let cf = CommunityForm::from_group(&group, conn)?;
let mut cf = CommunityForm::from_apub(&group, conn)?;
cf.last_refreshed_at = Some(naive_now());
Ok(Community::update(&conn, c.id, &cf)?)
} else {
Ok(c)
}
},
}
Err(NotFound {}) => {
debug!("Fetching and creating remote community: {}", apub_id);
let group = fetch_remote_object::<GroupExt>(&Url::parse(apub_id)?)?;
let cf = CommunityForm::from_group(&group, conn)?;
let cf = CommunityForm::from_apub(&group, conn)?;
Ok(Community::create(conn, &cf)?)
}
Err(e) => Err(Error::from(e)),
}
}
// TODO Maybe add post, comment searching / caching at a later time
// fn upsert_post(post_form: &PostForm, conn: &PgConnection) -> Result<Post, Error> {
// let existing = Post::read_from_apub_id(conn, &post_form.ap_id);
// match existing {
// Err(NotFound {}) => Ok(Post::create(conn, &post_form)?),
// Ok(p) => Ok(Post::update(conn, p.id, &post_form)?),
// Err(e) => Err(Error::from(e)),
// }
// }
// TODO It should not be fetching data from a community outbox.
// All posts, comments, comment likes, etc should be posts to our community_inbox
// The only data we should be periodically fetching (if it hasn't been fetched in the last day
// maybe), is community and user actors
// and user actors
// Fetch all posts in the outbox of the given user, and insert them into the database.
// fn fetch_community_outbox(community: &Community, conn: &PgConnection) -> Result<Vec<Post>, Error> {
// let outbox_url = Url::parse(&community.get_outbox_url())?;
// let outbox = fetch_remote_object::<OrderedCollection>(&outbox_url)?;
// let items = outbox.collection_props.get_many_items_base_boxes();
// Ok(
// items
// .unwrap()
// .map(|obox: &BaseBox| -> Result<PostForm, Error> {
// let page = obox.clone().to_concrete::<Page>()?;
// PostForm::from_page(&page, conn)
// })
// .map(|pf| upsert_post(&pf?, conn))
// .collect::<Result<Vec<Post>, Error>>()?,
// )
// }

88
server/src/apub/mod.rs
View file

@ -8,64 +8,48 @@ pub mod user;
pub mod user_inbox;
use activitystreams::{
context, public, BaseBox,
actor::{
Actor,
Person,
Group,
properties::ApActorProperties,
},
activity::{Accept, Create, Follow, Update},
object::{
Page,
properties::ObjectProperties,
},
ext::{
Ext,
Extensible,
Extension,
},
collection::{
UnorderedCollection,
OrderedCollection,
},
actor::{properties::ApActorProperties, Actor, Group, Person},
collection::UnorderedCollection,
context,
ext::{Ext, Extensible, Extension},
object::{properties::ObjectProperties, Page},
public, BaseBox,
};
use actix_web::body::Body;
use actix_web::{web, Result, HttpRequest, HttpResponse};
use actix_web::web::Path;
use url::Url;
use failure::Error;
use failure::_core::fmt::Debug;
use log::debug;
use isahc::prelude::*;
use actix_web::{web, HttpRequest, HttpResponse, Result};
use diesel::result::Error::NotFound;
use diesel::PgConnection;
use failure::Error;
use failure::_core::fmt::Debug;
use http::request::Builder;
use http_signature_normalization::Config;
use isahc::prelude::*;
use log::debug;
use openssl::hash::MessageDigest;
use openssl::sign::{Signer, Verifier};
use openssl::{pkey::PKey, rsa::Rsa};
use serde::{Deserialize, Serialize};
use std::collections::BTreeMap;
use std::time::Duration;
use url::Url;
use crate::routes::{DbPoolParam, ChatServerParam};
use crate::routes::nodeinfo::{NodeInfo, NodeInfoWellKnown};
use crate::{convert_datetime, naive_now, Settings};
use crate::db::community::{Community, CommunityForm, CommunityFollower, CommunityFollowerForm};
use crate::api::site::SearchResponse;
use crate::db::community::{Community, CommunityFollower, CommunityFollowerForm, CommunityForm};
use crate::db::community_view::{CommunityFollowerView, CommunityView};
use crate::db::post::{Post, PostForm};
use crate::db::post_view::PostView;
use crate::db::user::{UserForm, User_};
use crate::db::user_view::UserView;
// TODO check on unpooled connection
use crate::db::{Crud, Followable, SearchType, establish_unpooled_connection};
use crate::api::site::SearchResponse;
use crate::db::{Crud, Followable, SearchType};
use crate::routes::nodeinfo::{NodeInfo, NodeInfoWellKnown};
use crate::routes::{ChatServerParam, DbPoolParam};
use crate::{convert_datetime, naive_now, Settings};
use signatures::{PublicKey, PublicKeyExtension, sign};
use activities::accept_follow;
use fetcher::{get_or_fetch_and_upsert_remote_community, get_or_fetch_and_upsert_remote_user};
use signatures::verify;
use fetcher::{fetch_remote_object, get_or_fetch_and_upsert_remote_user, get_or_fetch_and_upsert_remote_community};
use signatures::{sign, PublicKey, PublicKeyExtension};
type GroupExt = Ext<Ext<Group, ApActorProperties>, PublicKeyExtension>;
type PersonExt = Ext<Ext<Person, ApActorProperties>, PublicKeyExtension>;
@ -140,3 +124,35 @@ fn is_apub_id_valid(apub_id: &Url) -> bool {
None => false,
}
}
// TODO Not sure good names for these
pub trait ToApub<Response> {
fn to_apub(&self, conn: &PgConnection) -> Result<Response, Error>;
}
pub trait FromApub<ApubType> {
fn from_apub(apub: &ApubType, conn: &PgConnection) -> Result<Self, Error>
where
Self: Sized;
}
pub trait ActorType {
fn actor_id(&self) -> String;
fn get_inbox_url(&self) -> String {
format!("{}/inbox", &self.actor_id())
}
fn get_outbox_url(&self) -> String {
format!("{}/outbox", &self.actor_id())
}
fn get_followers_url(&self) -> String {
format!("{}/followers", &self.actor_id())
}
fn get_following_url(&self) -> String {
format!("{}/following", &self.actor_id())
}
fn get_liked_url(&self) -> String {
format!("{}/liked", &self.actor_id())
}
}

11
server/src/apub/post.rs
View file

@ -9,16 +9,15 @@ pub struct PostQuery {
pub async fn get_apub_post(
info: Path<PostQuery>,
db: DbPoolParam,
chat_server: ChatServerParam,
) -> Result<HttpResponse<Body>, Error> {
let id = info.post_id.parse::<i32>()?;
let post = Post::read(&&db.get()?, id)?;
Ok(create_apub_response(&post.as_page(&db.get().unwrap())?))
Ok(create_apub_response(&post.to_apub(&db.get().unwrap())?))
}
impl Post {
impl ToApub<Page> for Post {
// Turn a Lemmy post into an ActivityPub page that can be sent out over the network.
pub fn as_page(&self, conn: &PgConnection) -> Result<Page, Error> {
fn to_apub(&self, conn: &PgConnection) -> Result<Page, Error> {
let mut page = Page::default();
let oprops: &mut ObjectProperties = page.as_mut();
let creator = User_::read(conn, self.creator_id)?;
@ -54,9 +53,9 @@ impl Post {
}
}
impl PostForm {
impl FromApub<Page> for PostForm {
/// Parse an ActivityPub page received from another instance into a Lemmy post.
pub fn from_page(page: &Page, conn: &PgConnection) -> Result<PostForm, Error> {
fn from_apub(page: &Page, conn: &PgConnection) -> Result<PostForm, Error> {
let oprops = &page.object_props;
let creator_actor_id = &oprops.get_attributed_to_xsd_any_uri().unwrap().to_string();
let creator = get_or_fetch_and_upsert_remote_user(&creator_actor_id, &conn)?;

92
server/src/apub/user.rs
View file

@ -5,52 +5,54 @@ pub struct UserQuery {
user_name: String,
}
// Turn a Lemmy user into an ActivityPub person and return it as json.
pub async fn get_apub_user(
info: Path<UserQuery>,
db: DbPoolParam,
chat_server: ChatServerParam,
) -> Result<HttpResponse<Body>, Error> {
let user = User_::find_by_email_or_username(&&db.get()?, &info.user_name)?;
impl ToApub<PersonExt> for User_ {
// Turn a Lemmy Community into an ActivityPub group that can be sent out over the network.
fn to_apub(&self, _conn: &PgConnection) -> Result<PersonExt, Error> {
// TODO go through all these to_string and to_owned()
let mut person = Person::default();
let oprops: &mut ObjectProperties = person.as_mut();
oprops
.set_context_xsd_any_uri(context())?
.set_id(self.actor_id.to_string())?
.set_name_xsd_string(self.name.to_owned())?
.set_published(convert_datetime(self.published))?;
let mut person = Person::default();
let oprops: &mut ObjectProperties = person.as_mut();
oprops
.set_context_xsd_any_uri(context())?
.set_id(user.actor_id.to_string())?
.set_name_xsd_string(user.name.to_owned())?
.set_published(convert_datetime(user.published))?;
if let Some(u) = self.updated {
oprops.set_updated(convert_datetime(u))?;
}
if let Some(u) = user.updated {
oprops.set_updated(convert_datetime(u))?;
if let Some(i) = &self.preferred_username {
oprops.set_name_xsd_string(i.to_owned())?;
}
let mut actor_props = ApActorProperties::default();
actor_props
.set_inbox(self.get_inbox_url())?
.set_outbox(self.get_outbox_url())?
.set_followers(self.get_followers_url())?
.set_following(self.get_following_url())?
.set_liked(self.get_liked_url())?;
let public_key = PublicKey {
id: format!("{}#main-key", self.actor_id),
owner: self.actor_id.to_owned(),
public_key_pem: self.public_key.to_owned().unwrap(),
};
Ok(person.extend(actor_props).extend(public_key.to_ext()))
}
if let Some(i) = &user.preferred_username {
oprops.set_name_xsd_string(i.to_owned())?;
}
let mut actor_props = ApActorProperties::default();
actor_props
.set_inbox(format!("{}/inbox", &user.actor_id))?
.set_outbox(format!("{}/outbox", &user.actor_id))?
.set_following(format!("{}/following", &user.actor_id))?
.set_liked(format!("{}/liked", &user.actor_id))?;
let public_key = PublicKey {
id: format!("{}#main-key", user.actor_id),
owner: user.actor_id.to_owned(),
public_key_pem: user.public_key.unwrap(),
};
Ok(create_apub_response(
&person.extend(actor_props).extend(public_key.to_ext()),
))
}
impl UserForm {
impl ActorType for User_ {
fn actor_id(&self) -> String {
self.actor_id.to_owned()
}
}
impl FromApub<PersonExt> for UserForm {
/// Parse an ActivityPub person received from another instance into a Lemmy user.
pub fn from_person(person: &PersonExt) -> Result<Self, Error> {
fn from_apub(person: &PersonExt, _conn: &PgConnection) -> Result<Self, Error> {
let oprops = &person.base.base.object_props;
let aprops = &person.base.extension;
let public_key: &PublicKey = &person.extension.public_key;
@ -83,3 +85,13 @@ impl UserForm {
})
}
}
/// Return the user json over HTTP.
pub async fn get_apub_user_http(
info: Path<UserQuery>,
db: DbPoolParam,
) -> Result<HttpResponse<Body>, Error> {
let user = User_::find_by_email_or_username(&&db.get()?, &info.user_name)?;
let u = user.to_apub(&db.get().unwrap())?;
Ok(create_apub_response(&u))
}

27
server/src/apub/user_inbox.rs
View file

@ -14,17 +14,13 @@ pub async fn user_inbox(
input: web::Json<UserAcceptedObjects>,
path: web::Path<String>,
db: DbPoolParam,
chat_server: ChatServerParam,
_chat_server: ChatServerParam,
) -> Result<HttpResponse, Error> {
// TODO: would be nice if we could do the signature check here, but we cant access the actor property
let input = input.into_inner();
let conn = &db.get().unwrap();
let username = path.into_inner();
debug!(
"User {} received activity: {:?}",
&username,
&input
);
debug!("User {} received activity: {:?}", &username, &input);
match input {
UserAcceptedObjects::Create(c) => handle_create(&c, &request, &username, &conn),
@ -37,18 +33,18 @@ pub async fn user_inbox(
fn handle_create(
create: &Create,
request: &HttpRequest,
username: &str,
_username: &str,
conn: &PgConnection,
) -> Result<HttpResponse, Error> {
// TODO before this even gets named, because we don't know what type of object it is, we need
// to parse this out
let community_uri = create
let user_uri = create
.create_props
.get_actor_xsd_any_uri()
.unwrap()
.to_string();
// TODO: should do this in a generic way so we dont need to know if its a user or a community
let user = fetch_remote_user(&Url::parse(&community_uri)?, conn)?;
let user = get_or_fetch_and_upsert_remote_user(&user_uri, &conn)?;
verify(request, &user.public_key.unwrap())?;
let page = create
@ -58,7 +54,7 @@ fn handle_create(
.unwrap()
.to_owned()
.to_concrete::<Page>()?;
let post = PostForm::from_page(&page, conn)?;
let post = PostForm::from_apub(&page, conn)?;
Post::create(conn, &post)?;
// TODO: send the new post out via websocket
Ok(HttpResponse::Ok().finish())
@ -68,15 +64,16 @@ fn handle_create(
fn handle_update(
update: &Update,
request: &HttpRequest,
username: &str,
_username: &str,
conn: &PgConnection,
) -> Result<HttpResponse, Error> {
let community_uri = update
let user_uri = update
.update_props
.get_actor_xsd_any_uri()
.unwrap()
.to_string();
let user = fetch_remote_user(&Url::parse(&community_uri)?, conn)?;
let user = get_or_fetch_and_upsert_remote_user(&user_uri, &conn)?;
verify(request, &user.public_key.unwrap())?;
let page = update
@ -86,7 +83,7 @@ fn handle_update(
.unwrap()
.to_owned()
.to_concrete::<Page>()?;
let post = PostForm::from_page(&page, conn)?;
let post = PostForm::from_apub(&page, conn)?;
let id = Post::read_from_apub_id(conn, &post.ap_id)?.id;
Post::update(conn, id, &post)?;
// TODO: send the new post out via websocket

11
server/src/routes/federation.rs
View file

@ -21,11 +21,12 @@ pub fn config(cfg: &mut web::ServiceConfig) {
"/c/{community_name}/followers",
web::get().to(get_apub_community_followers),
)
.route(
"/c/{community_name}/outbox",
web::get().to(get_apub_community_outbox),
)
.route("/u/{user_name}", web::get().to(get_apub_user))
// TODO This is only useful for history which we aren't doing right now
// .route(
// "/c/{community_name}/outbox",
// web::get().to(get_apub_community_outbox),
// )
.route("/u/{user_name}", web::get().to(get_apub_user_http))
.route("/post/{post_id}", web::get().to(get_apub_post)),
)
// Inboxes dont work with the header guard for some reason.