2020-10-12 14:10:09 +00:00
|
|
|
use activitystreams::{
|
2021-08-12 12:48:09 +00:00
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actor::{kind::GroupType, Endpoints},
|
2021-10-27 16:03:07 +00:00
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object::kind::ImageType,
|
2020-10-12 14:10:09 +00:00
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};
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2021-10-28 21:17:59 +00:00
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use chrono::NaiveDateTime;
|
2021-10-06 20:20:05 +00:00
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|
use itertools::Itertools;
|
2021-10-28 21:17:59 +00:00
|
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|
use log::debug;
|
2021-11-02 13:02:39 +00:00
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use std::ops::Deref;
|
2021-10-28 21:17:59 +00:00
|
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use url::Url;
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use crate::{
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check_is_apub_id_valid,
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collections::{community_moderators::ApubCommunityModerators, CommunityContext},
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fetcher::object_id::ObjectId,
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generate_moderators_url,
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generate_outbox_url,
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protocol::{
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objects::{group::Group, tombstone::Tombstone},
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ImageObject,
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Source,
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},
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};
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2021-11-02 13:02:39 +00:00
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use lemmy_api_common::blocking;
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use lemmy_apub_lib::{
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traits::{ActorType, ApubObject},
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values::MediaTypeMarkdown,
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};
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use lemmy_db_schema::source::community::Community;
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use lemmy_db_views_actor::community_follower_view::CommunityFollowerView;
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use lemmy_utils::{
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utils::{convert_datetime, markdown_to_html},
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LemmyError,
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};
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use lemmy_websocket::LemmyContext;
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2020-10-12 14:10:09 +00:00
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2021-10-18 21:36:44 +00:00
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#[derive(Clone, Debug)]
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pub struct ApubCommunity(Community);
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impl Deref for ApubCommunity {
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type Target = Community;
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fn deref(&self) -> &Self::Target {
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|
&self.0
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|
}
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|
}
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|
|
impl From<Community> for ApubCommunity {
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fn from(c: Community) -> Self {
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ApubCommunity { 0: c }
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}
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}
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#[async_trait::async_trait(?Send)]
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impl ApubObject for ApubCommunity {
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type DataType = LemmyContext;
|
2021-10-27 16:03:07 +00:00
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type ApubType = Group;
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type TombstoneType = Tombstone;
|
2021-10-18 21:36:44 +00:00
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fn last_refreshed_at(&self) -> Option<NaiveDateTime> {
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Some(self.last_refreshed_at)
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}
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async fn read_from_apub_id(
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object_id: Url,
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context: &LemmyContext,
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|
) -> Result<Option<Self>, LemmyError> {
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|
Ok(
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|
blocking(context.pool(), move |conn| {
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Community::read_from_apub_id(conn, object_id)
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})
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|
.await??
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|
.map(Into::into),
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)
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}
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async fn delete(self, context: &LemmyContext) -> Result<(), LemmyError> {
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blocking(context.pool(), move |conn| {
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Community::update_deleted(conn, self.id, true)
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|
})
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|
.await??;
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|
Ok(())
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|
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|
}
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|
2021-10-27 16:03:07 +00:00
|
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|
async fn to_apub(&self, _context: &LemmyContext) -> Result<Group, LemmyError> {
|
2021-08-12 12:48:09 +00:00
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let source = self.description.clone().map(|bio| Source {
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content: bio,
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|
media_type: MediaTypeMarkdown::Markdown,
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});
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|
let icon = self.icon.clone().map(|url| ImageObject {
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|
kind: ImageType::Image,
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|
url: url.into(),
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|
});
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|
let image = self.banner.clone().map(|url| ImageObject {
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|
kind: ImageType::Image,
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|
url: url.into(),
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|
});
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|
let group = Group {
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|
kind: GroupType::Group,
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|
id: self.actor_id(),
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|
|
preferred_username: self.name.clone(),
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|
name: self.title.clone(),
|
2021-10-22 16:21:26 +00:00
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|
summary: self.description.as_ref().map(|b| markdown_to_html(b)),
|
2021-08-12 12:48:09 +00:00
|
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|
source,
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|
icon,
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|
image,
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|
sensitive: Some(self.nsfw),
|
2021-10-27 16:03:07 +00:00
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|
|
moderators: Some(ObjectId::<ApubCommunityModerators>::new(
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|
|
|
generate_moderators_url(&self.actor_id)?.into_inner(),
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|
|
)),
|
2021-08-12 12:48:09 +00:00
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|
inbox: self.inbox_url.clone().into(),
|
2021-10-27 16:03:07 +00:00
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|
outbox: ObjectId::new(generate_outbox_url(&self.actor_id)?),
|
2021-08-12 12:48:09 +00:00
|
|
|
followers: self.followers_url.clone().into(),
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|
|
|
endpoints: Endpoints {
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|
|
shared_inbox: self.shared_inbox_url.clone().map(|s| s.into()),
|
2020-10-12 14:10:09 +00:00
|
|
|
..Default::default()
|
2021-08-12 12:48:09 +00:00
|
|
|
},
|
|
|
|
public_key: self.get_public_key()?,
|
2021-10-21 17:25:35 +00:00
|
|
|
published: Some(convert_datetime(self.published)),
|
2021-08-12 12:48:09 +00:00
|
|
|
updated: self.updated.map(convert_datetime),
|
|
|
|
unparsed: Default::default(),
|
|
|
|
};
|
|
|
|
Ok(group)
|
2020-10-12 14:10:09 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
|
2021-10-27 16:03:07 +00:00
|
|
|
Ok(Tombstone::new(
|
2021-01-27 16:42:23 +00:00
|
|
|
GroupType::Group,
|
2021-10-27 16:03:07 +00:00
|
|
|
self.updated.unwrap_or(self.published),
|
|
|
|
))
|
2020-10-12 14:10:09 +00:00
|
|
|
}
|
|
|
|
|
2021-03-05 13:45:30 +00:00
|
|
|
/// Converts a `Group` to `Community`, inserts it into the database and updates moderators.
|
2020-12-08 17:38:48 +00:00
|
|
|
async fn from_apub(
|
2021-08-12 12:48:09 +00:00
|
|
|
group: &Group,
|
2020-12-08 17:38:48 +00:00
|
|
|
context: &LemmyContext,
|
2021-08-12 12:48:09 +00:00
|
|
|
expected_domain: &Url,
|
2020-12-08 17:38:48 +00:00
|
|
|
request_counter: &mut i32,
|
2021-10-18 21:36:44 +00:00
|
|
|
) -> Result<ApubCommunity, LemmyError> {
|
2021-09-22 15:57:09 +00:00
|
|
|
let form = Group::from_apub_to_form(group, expected_domain, &context.settings()).await?;
|
2020-10-12 14:10:09 +00:00
|
|
|
|
2021-10-21 17:25:35 +00:00
|
|
|
// Fetching mods and outbox is not necessary for Lemmy to work, so ignore errors. Besides,
|
|
|
|
// we need to ignore these errors so that tests can work entirely offline.
|
2021-10-27 16:03:07 +00:00
|
|
|
let community: ApubCommunity =
|
|
|
|
blocking(context.pool(), move |conn| Community::upsert(conn, &form))
|
|
|
|
.await??
|
|
|
|
.into();
|
|
|
|
let outbox_data = CommunityContext(community.clone(), context.clone());
|
|
|
|
|
|
|
|
group
|
|
|
|
.outbox
|
|
|
|
.dereference(&outbox_data, request_counter)
|
2021-10-21 17:25:35 +00:00
|
|
|
.await
|
|
|
|
.map_err(|e| debug!("{}", e))
|
|
|
|
.ok();
|
2021-09-25 15:44:52 +00:00
|
|
|
|
2021-10-27 16:03:07 +00:00
|
|
|
if let Some(moderators) = &group.moderators {
|
|
|
|
moderators
|
|
|
|
.dereference(&outbox_data, request_counter)
|
|
|
|
.await
|
|
|
|
.map_err(|e| debug!("{}", e))
|
|
|
|
.ok();
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(community)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl ActorType for ApubCommunity {
|
|
|
|
fn is_local(&self) -> bool {
|
|
|
|
self.local
|
|
|
|
}
|
|
|
|
fn actor_id(&self) -> Url {
|
|
|
|
self.actor_id.to_owned().into()
|
|
|
|
}
|
|
|
|
fn name(&self) -> String {
|
|
|
|
self.name.clone()
|
|
|
|
}
|
|
|
|
fn public_key(&self) -> Option<String> {
|
|
|
|
self.public_key.to_owned()
|
|
|
|
}
|
|
|
|
fn private_key(&self) -> Option<String> {
|
|
|
|
self.private_key.to_owned()
|
|
|
|
}
|
|
|
|
|
|
|
|
fn inbox_url(&self) -> Url {
|
|
|
|
self.inbox_url.clone().into()
|
|
|
|
}
|
2021-09-25 15:44:52 +00:00
|
|
|
|
2021-10-27 16:03:07 +00:00
|
|
|
fn shared_inbox_url(&self) -> Option<Url> {
|
|
|
|
self.shared_inbox_url.clone().map(|s| s.into_inner())
|
2020-10-12 14:10:09 +00:00
|
|
|
}
|
|
|
|
}
|
2021-10-06 20:20:05 +00:00
|
|
|
|
2021-10-28 11:46:48 +00:00
|
|
|
impl ApubCommunity {
|
2021-10-06 20:20:05 +00:00
|
|
|
/// For a given community, returns the inboxes of all followers.
|
2021-10-28 11:46:48 +00:00
|
|
|
pub(crate) async fn get_follower_inboxes(
|
2021-10-06 20:20:05 +00:00
|
|
|
&self,
|
2021-11-02 13:02:39 +00:00
|
|
|
additional_inboxes: Vec<Url>,
|
|
|
|
context: &LemmyContext,
|
2021-10-06 20:20:05 +00:00
|
|
|
) -> Result<Vec<Url>, LemmyError> {
|
|
|
|
let id = self.id;
|
|
|
|
|
2021-11-02 13:02:39 +00:00
|
|
|
let follows = blocking(context.pool(), move |conn| {
|
2021-10-06 20:20:05 +00:00
|
|
|
CommunityFollowerView::for_community(conn, id)
|
|
|
|
})
|
|
|
|
.await??;
|
2021-11-02 13:02:39 +00:00
|
|
|
let follower_inboxes: Vec<Url> = follows
|
2021-10-06 20:20:05 +00:00
|
|
|
.into_iter()
|
|
|
|
.filter(|f| !f.follower.local)
|
|
|
|
.map(|f| f.follower.shared_inbox_url.unwrap_or(f.follower.inbox_url))
|
|
|
|
.map(|i| i.into_inner())
|
2021-11-02 13:02:39 +00:00
|
|
|
.collect();
|
|
|
|
let inboxes = vec![follower_inboxes, additional_inboxes]
|
|
|
|
.into_iter()
|
|
|
|
.flatten()
|
2021-10-06 20:20:05 +00:00
|
|
|
.unique()
|
2021-11-02 13:02:39 +00:00
|
|
|
.filter(|inbox| inbox.host_str() != Some(&context.settings().hostname))
|
2021-10-06 20:20:05 +00:00
|
|
|
// Don't send to blocked instances
|
2021-11-02 13:02:39 +00:00
|
|
|
.filter(|inbox| check_is_apub_id_valid(inbox, false, &context.settings()).is_ok())
|
2021-10-06 20:20:05 +00:00
|
|
|
.collect();
|
|
|
|
|
|
|
|
Ok(inboxes)
|
|
|
|
}
|
|
|
|
}
|
2021-10-21 17:25:35 +00:00
|
|
|
|
|
|
|
#[cfg(test)]
|
2021-11-01 13:05:20 +00:00
|
|
|
pub(crate) mod tests {
|
2021-10-29 14:54:19 +00:00
|
|
|
use super::*;
|
|
|
|
use crate::objects::tests::{file_to_json_object, init_context};
|
2021-10-28 21:17:59 +00:00
|
|
|
use lemmy_db_schema::traits::Crud;
|
2021-10-29 14:54:19 +00:00
|
|
|
use serial_test::serial;
|
2021-10-28 21:17:59 +00:00
|
|
|
|
2021-11-01 13:05:20 +00:00
|
|
|
pub(crate) async fn parse_lemmy_community(context: &LemmyContext) -> ApubCommunity {
|
2021-10-29 14:54:19 +00:00
|
|
|
let mut json: Group = file_to_json_object("assets/lemmy/objects/group.json");
|
2021-10-21 17:25:35 +00:00
|
|
|
// change these links so they dont fetch over the network
|
2021-11-01 13:05:20 +00:00
|
|
|
json.moderators = None;
|
2021-10-27 16:03:07 +00:00
|
|
|
json.outbox =
|
|
|
|
ObjectId::new(Url::parse("https://enterprise.lemmy.ml/c/tenforward/not_outbox").unwrap());
|
2021-10-21 17:25:35 +00:00
|
|
|
|
2021-10-22 16:21:26 +00:00
|
|
|
let url = Url::parse("https://enterprise.lemmy.ml/c/tenforward").unwrap();
|
2021-10-21 17:25:35 +00:00
|
|
|
let mut request_counter = 0;
|
2021-11-01 13:05:20 +00:00
|
|
|
let community = ApubCommunity::from_apub(&json, context, &url, &mut request_counter)
|
2021-10-21 17:25:35 +00:00
|
|
|
.await
|
|
|
|
.unwrap();
|
2021-11-01 13:05:20 +00:00
|
|
|
// this makes two requests to the (intentionally) broken outbox/moderators collections
|
|
|
|
assert_eq!(request_counter, 1);
|
|
|
|
community
|
|
|
|
}
|
|
|
|
|
|
|
|
#[actix_rt::test]
|
|
|
|
#[serial]
|
|
|
|
async fn test_parse_lemmy_community() {
|
|
|
|
let context = init_context();
|
|
|
|
let community = parse_lemmy_community(&context).await;
|
2021-10-21 17:25:35 +00:00
|
|
|
|
2021-10-22 16:21:26 +00:00
|
|
|
assert_eq!(community.title, "Ten Forward");
|
2021-10-21 17:25:35 +00:00
|
|
|
assert!(community.public_key.is_some());
|
|
|
|
assert!(!community.local);
|
2021-10-22 16:21:26 +00:00
|
|
|
assert_eq!(community.description.as_ref().unwrap().len(), 132);
|
2021-10-21 17:25:35 +00:00
|
|
|
|
|
|
|
Community::delete(&*context.pool().get().unwrap(), community.id).unwrap();
|
|
|
|
}
|
|
|
|
}
|