2020-04-09 19:04:31 +00:00
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pub mod activities;
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2020-04-27 16:57:00 +00:00
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pub mod comment;
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2019-12-19 21:59:13 +00:00
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pub mod community;
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2020-05-05 14:30:13 +00:00
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pub mod extensions;
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2020-04-10 11:37:35 +00:00
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pub mod fetcher;
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2020-07-23 14:36:45 +00:00
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pub mod inbox;
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2019-12-19 21:59:13 +00:00
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pub mod post;
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2020-05-06 02:06:24 +00:00
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pub mod private_message;
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2019-12-19 21:59:13 +00:00
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pub mod user;
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2020-04-24 14:04:36 +00:00
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2020-05-16 14:04:08 +00:00
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use crate::{
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apub::extensions::{
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group_extensions::GroupExtension,
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page_extension::PageExtension,
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signatures::{PublicKey, PublicKeyExtension},
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},
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2020-07-10 18:15:41 +00:00
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blocking,
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2020-07-01 12:54:29 +00:00
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request::{retry, RecvError},
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2020-05-17 01:09:26 +00:00
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routes::webfinger::WebFingerResponse,
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2020-07-28 16:47:26 +00:00
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DbPool, LemmyError,
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2020-05-16 14:04:08 +00:00
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};
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2020-07-03 12:20:28 +00:00
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use activitystreams_ext::{Ext1, Ext2};
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use activitystreams_new::{
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activity::Follow,
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actor::{ApActor, Group, Person},
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2020-07-14 12:19:33 +00:00
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object::{Page, Tombstone},
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2020-07-03 12:20:28 +00:00
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prelude::*,
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2020-04-24 14:04:36 +00:00
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};
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2020-07-01 12:54:29 +00:00
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use actix_web::{body::Body, client::Client, HttpResponse};
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2020-05-16 14:04:08 +00:00
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use chrono::NaiveDateTime;
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2020-07-10 18:15:41 +00:00
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use failure::_core::fmt::Debug;
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use lemmy_db::{activity::do_insert_activity, user::User_};
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use lemmy_utils::{convert_datetime, get_apub_protocol_string, settings::Settings, MentionData};
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2020-04-24 19:55:54 +00:00
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use log::debug;
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2020-05-16 14:04:08 +00:00
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use serde::Serialize;
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2020-07-17 21:11:07 +00:00
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use url::{ParseError, Url};
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2020-04-24 14:04:36 +00:00
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2020-07-03 12:20:28 +00:00
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type GroupExt = Ext2<ApActor<Group>, GroupExtension, PublicKeyExtension>;
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type PersonExt = Ext1<ApActor<Person>, PublicKeyExtension>;
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2020-05-18 16:15:26 +00:00
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type PageExt = Ext1<Page, PageExtension>;
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2020-04-03 05:02:43 +00:00
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2020-04-21 20:45:01 +00:00
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pub static APUB_JSON_CONTENT_TYPE: &str = "application/activity+json";
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2020-04-07 15:29:23 +00:00
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2020-04-17 15:33:55 +00:00
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/// Convert the data to json and turn it into an HTTP Response with the correct ActivityPub
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/// headers.
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fn create_apub_response<T>(data: &T) -> HttpResponse<Body>
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2020-03-19 01:16:17 +00:00
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where
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2020-04-17 15:33:55 +00:00
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T: Serialize,
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2020-03-19 01:16:17 +00:00
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{
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2020-03-16 17:30:25 +00:00
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HttpResponse::Ok()
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2020-04-07 15:29:23 +00:00
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.content_type(APUB_JSON_CONTENT_TYPE)
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2020-04-17 15:33:55 +00:00
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.json(data)
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2019-12-19 21:59:13 +00:00
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}
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2020-04-29 19:10:50 +00:00
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2020-04-29 14:51:25 +00:00
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fn create_apub_tombstone_response<T>(data: &T) -> HttpResponse<Body>
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where
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T: Serialize,
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{
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HttpResponse::Gone()
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.content_type(APUB_JSON_CONTENT_TYPE)
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.json(data)
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}
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2019-12-19 21:59:13 +00:00
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2020-06-16 10:49:51 +00:00
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// Checks if the ID has a valid format, correct scheme, and is in the allowed instance list.
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2020-04-18 18:54:20 +00:00
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fn is_apub_id_valid(apub_id: &Url) -> bool {
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2020-07-01 12:54:29 +00:00
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debug!("Checking {}", apub_id);
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2020-04-18 18:54:20 +00:00
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if apub_id.scheme() != get_apub_protocol_string() {
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2020-07-01 12:54:29 +00:00
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debug!("invalid scheme: {:?}", apub_id.scheme());
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2020-04-17 17:34:18 +00:00
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return false;
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}
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2020-06-16 10:49:51 +00:00
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let allowed_instances: Vec<String> = Settings::get()
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2020-04-17 17:34:18 +00:00
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.federation
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2020-06-16 10:49:51 +00:00
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.allowed_instances
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2020-04-17 17:34:18 +00:00
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.split(',')
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.map(|d| d.to_string())
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.collect();
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2020-04-18 18:54:20 +00:00
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match apub_id.domain() {
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2020-07-01 12:54:29 +00:00
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Some(d) => {
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let contains = allowed_instances.contains(&d.to_owned());
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if !contains {
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debug!("{} not in {:?}", d, allowed_instances);
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}
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contains
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}
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None => {
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debug!("missing domain");
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false
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}
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2020-04-17 17:34:18 +00:00
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}
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}
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2020-04-24 19:55:54 +00:00
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2020-07-01 12:54:29 +00:00
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#[async_trait::async_trait(?Send)]
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2020-04-29 14:51:25 +00:00
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pub trait ToApub {
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type Response;
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2020-07-01 12:54:29 +00:00
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async fn to_apub(&self, pool: &DbPool) -> Result<Self::Response, LemmyError>;
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fn to_tombstone(&self) -> Result<Tombstone, LemmyError>;
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2020-04-28 17:46:25 +00:00
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}
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2020-05-03 14:22:25 +00:00
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/// Updated is actually the deletion time
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2020-07-28 16:47:26 +00:00
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fn create_tombstone<T>(
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2020-04-29 14:51:25 +00:00
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deleted: bool,
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object_id: &str,
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updated: Option<NaiveDateTime>,
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2020-07-28 16:47:26 +00:00
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former_type: T,
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) -> Result<Tombstone, LemmyError>
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where
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T: ToString,
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{
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2020-04-29 14:51:25 +00:00
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if deleted {
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if let Some(updated) = updated {
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2020-06-03 15:10:16 +00:00
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let mut tombstone = Tombstone::new();
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tombstone.set_id(object_id.parse()?);
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2020-07-28 16:47:26 +00:00
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tombstone.set_former_type(former_type.to_string());
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2020-07-17 21:11:07 +00:00
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tombstone.set_deleted(convert_datetime(updated));
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2020-05-01 14:07:38 +00:00
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Ok(tombstone)
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} else {
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2020-07-01 12:54:29 +00:00
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Err(format_err!("Cant convert to tombstone because updated time was None.").into())
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2020-04-28 17:46:25 +00:00
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}
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2020-04-29 14:51:25 +00:00
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} else {
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2020-07-01 12:54:29 +00:00
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Err(format_err!("Cant convert object to tombstone if it wasnt deleted").into())
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2020-04-28 17:46:25 +00:00
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}
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}
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2020-07-01 12:54:29 +00:00
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#[async_trait::async_trait(?Send)]
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2020-04-24 21:30:27 +00:00
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pub trait FromApub {
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type ApubType;
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2020-07-01 12:54:29 +00:00
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async fn from_apub(
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2020-07-13 13:56:58 +00:00
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apub: &Self::ApubType,
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2020-07-01 12:54:29 +00:00
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client: &Client,
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pool: &DbPool,
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2020-07-17 21:11:07 +00:00
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actor_id: &Url,
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2020-07-01 12:54:29 +00:00
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) -> Result<Self, LemmyError>
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2020-04-24 19:55:54 +00:00
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where
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Self: Sized;
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}
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2020-07-01 12:54:29 +00:00
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#[async_trait::async_trait(?Send)]
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2020-04-27 16:57:00 +00:00
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pub trait ApubObjectType {
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2020-07-01 12:54:29 +00:00
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async fn send_create(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_update(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_delete(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_undo_delete(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_remove(
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&self,
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mod_: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_undo_remove(
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&self,
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mod_: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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2020-04-27 16:57:00 +00:00
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}
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2020-07-01 12:54:29 +00:00
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#[async_trait::async_trait(?Send)]
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2020-04-28 02:46:09 +00:00
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pub trait ApubLikeableType {
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2020-07-01 12:54:29 +00:00
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async fn send_like(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_dislike(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_undo_like(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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2020-04-28 02:46:09 +00:00
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}
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2020-07-17 21:11:07 +00:00
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pub fn get_shared_inbox(actor_id: &Url) -> String {
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2020-04-27 16:57:00 +00:00
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format!(
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"{}://{}{}/inbox",
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2020-07-17 21:11:07 +00:00
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&actor_id.scheme(),
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&actor_id.host_str().unwrap(),
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if let Some(port) = actor_id.port() {
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2020-04-27 16:57:00 +00:00
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format!(":{}", port)
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} else {
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"".to_string()
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},
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)
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}
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2020-07-01 12:54:29 +00:00
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#[async_trait::async_trait(?Send)]
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2020-04-24 19:55:54 +00:00
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pub trait ActorType {
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2020-07-17 21:11:07 +00:00
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fn actor_id_str(&self) -> String;
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2020-04-24 19:55:54 +00:00
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2020-04-25 02:34:51 +00:00
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fn public_key(&self) -> String;
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2020-05-14 13:38:07 +00:00
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fn private_key(&self) -> String;
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2020-04-25 02:34:51 +00:00
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2020-07-23 14:36:45 +00:00
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/// numeric id in the database, used for insert_activity
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fn user_id(&self) -> i32;
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2020-04-26 17:20:42 +00:00
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// These two have default impls, since currently a community can't follow anything,
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// and a user can't be followed (yet)
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#[allow(unused_variables)]
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2020-07-01 12:54:29 +00:00
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async fn send_follow(
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&self,
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follow_actor_id: &str,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_unfollow(
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&self,
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follow_actor_id: &str,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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2020-04-26 17:20:42 +00:00
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#[allow(unused_variables)]
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2020-07-01 12:54:29 +00:00
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async fn send_accept_follow(
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&self,
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2020-07-17 21:11:07 +00:00
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follow: Follow,
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2020-07-01 12:54:29 +00:00
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_delete(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_undo_delete(
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&self,
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creator: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_remove(
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&self,
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mod_: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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async fn send_undo_remove(
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&self,
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mod_: &User_,
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client: &Client,
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pool: &DbPool,
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) -> Result<(), LemmyError>;
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2020-05-03 14:00:59 +00:00
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2020-04-27 16:57:00 +00:00
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/// For a given community, returns the inboxes of all followers.
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2020-07-01 12:54:29 +00:00
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async fn get_follower_inboxes(&self, pool: &DbPool) -> Result<Vec<String>, LemmyError>;
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2020-04-27 16:57:00 +00:00
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2020-07-17 21:11:07 +00:00
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fn actor_id(&self) -> Result<Url, ParseError> {
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Url::parse(&self.actor_id_str())
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}
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2020-04-26 17:20:42 +00:00
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// TODO move these to the db rows
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2020-04-24 19:55:54 +00:00
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|
fn get_inbox_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
format!("{}/inbox", &self.actor_id_str())
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
2020-04-26 17:20:42 +00:00
|
|
|
|
2020-07-17 21:11:07 +00:00
|
|
|
// TODO: make this return `Result<Url, ParseError>
|
2020-04-26 17:20:42 +00:00
|
|
|
fn get_shared_inbox_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
get_shared_inbox(&self.actor_id().unwrap())
|
2020-04-26 17:20:42 +00:00
|
|
|
}
|
|
|
|
|
|
2020-04-24 19:55:54 +00:00
|
|
|
fn get_outbox_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
format!("{}/outbox", &self.actor_id_str())
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn get_followers_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
format!("{}/followers", &self.actor_id_str())
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
2020-04-26 17:20:42 +00:00
|
|
|
|
2020-04-24 19:55:54 +00:00
|
|
|
fn get_following_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
format!("{}/following", &self.actor_id_str())
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
2020-04-26 17:20:42 +00:00
|
|
|
|
2020-04-24 19:55:54 +00:00
|
|
|
fn get_liked_url(&self) -> String {
|
2020-07-17 21:11:07 +00:00
|
|
|
format!("{}/liked", &self.actor_id_str())
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
2020-04-25 02:34:51 +00:00
|
|
|
|
|
|
|
|
fn get_public_key_ext(&self) -> PublicKeyExtension {
|
|
|
|
|
PublicKey {
|
2020-07-17 21:11:07 +00:00
|
|
|
id: format!("{}#main-key", self.actor_id_str()),
|
|
|
|
|
owner: self.actor_id_str(),
|
2020-04-25 02:34:51 +00:00
|
|
|
public_key_pem: self.public_key(),
|
|
|
|
|
}
|
|
|
|
|
.to_ext()
|
|
|
|
|
}
|
2020-04-24 19:55:54 +00:00
|
|
|
}
|
2020-05-15 16:36:11 +00:00
|
|
|
|
2020-07-01 12:54:29 +00:00
|
|
|
pub async fn fetch_webfinger_url(
|
|
|
|
|
mention: &MentionData,
|
|
|
|
|
client: &Client,
|
2020-07-17 21:11:07 +00:00
|
|
|
) -> Result<Url, LemmyError> {
|
2020-05-15 16:36:11 +00:00
|
|
|
let fetch_url = format!(
|
|
|
|
|
"{}://{}/.well-known/webfinger?resource=acct:{}@{}",
|
|
|
|
|
get_apub_protocol_string(),
|
|
|
|
|
mention.domain,
|
|
|
|
|
mention.name,
|
|
|
|
|
mention.domain
|
|
|
|
|
);
|
|
|
|
|
debug!("Fetching webfinger url: {}", &fetch_url);
|
2020-07-01 12:54:29 +00:00
|
|
|
|
|
|
|
|
let mut response = retry(|| client.get(&fetch_url).send()).await?;
|
|
|
|
|
|
|
|
|
|
let res: WebFingerResponse = response
|
|
|
|
|
.json()
|
|
|
|
|
.await
|
|
|
|
|
.map_err(|e| RecvError(e.to_string()))?;
|
|
|
|
|
|
2020-05-15 16:36:11 +00:00
|
|
|
let link = res
|
|
|
|
|
.links
|
|
|
|
|
.iter()
|
|
|
|
|
.find(|l| l.type_.eq(&Some("application/activity+json".to_string())))
|
|
|
|
|
.ok_or_else(|| format_err!("No application/activity+json link found."))?;
|
|
|
|
|
link
|
|
|
|
|
.href
|
|
|
|
|
.to_owned()
|
2020-07-17 21:11:07 +00:00
|
|
|
.map(|u| Url::parse(&u))
|
2020-07-14 14:09:13 +00:00
|
|
|
.transpose()?
|
2020-07-01 12:54:29 +00:00
|
|
|
.ok_or_else(|| format_err!("No href found.").into())
|
2020-05-15 16:36:11 +00:00
|
|
|
}
|
2020-07-10 18:15:41 +00:00
|
|
|
|
|
|
|
|
pub async fn insert_activity<T>(
|
|
|
|
|
user_id: i32,
|
|
|
|
|
data: T,
|
|
|
|
|
local: bool,
|
|
|
|
|
pool: &DbPool,
|
|
|
|
|
) -> Result<(), LemmyError>
|
|
|
|
|
where
|
|
|
|
|
T: Serialize + Debug + Send + 'static,
|
|
|
|
|
{
|
|
|
|
|
blocking(pool, move |conn| {
|
|
|
|
|
do_insert_activity(conn, user_id, &data, local)
|
|
|
|
|
})
|
|
|
|
|
.await??;
|
|
|
|
|
Ok(())
|
|
|
|
|
}
|
