2018-06-10 13:13:07 +02:00
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use activitypub::{Actor, Object, collection::OrderedCollection};
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2018-05-19 09:39:59 +02:00
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use reqwest::{
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Client,
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header::{Accept, qitem},
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mime::Mime
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};
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2018-05-13 19:00:47 +02:00
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use serde_json;
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use url::Url;
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2018-04-30 19:46:27 +02:00
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use chrono::NaiveDateTime;
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2018-06-10 19:55:08 +02:00
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use diesel::{self, QueryDsl, RunQueryDsl, ExpressionMethods, PgConnection, dsl::any};
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2018-05-19 09:39:59 +02:00
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use openssl::{
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hash::MessageDigest,
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pkey::{PKey, Private},
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rsa::Rsa,
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sign::Signer
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};
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2018-06-18 23:50:40 +02:00
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use webfinger::*;
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2018-04-24 11:21:39 +02:00
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2018-05-19 09:39:59 +02:00
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use activity_pub::{
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ActivityStream, Id, IntoId,
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actor::{Actor as APActor, ActorType},
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inbox::WithInbox,
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2018-06-18 23:50:40 +02:00
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sign
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2018-05-19 09:39:59 +02:00
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};
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2018-06-18 15:57:38 +02:00
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use models::instance::*;
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2018-04-24 11:21:39 +02:00
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use schema::blogs;
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2018-04-23 12:29:27 +02:00
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2018-05-18 10:04:40 +02:00
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#[derive(Queryable, Identifiable, Serialize, Deserialize, Clone)]
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2018-04-23 12:29:27 +02:00
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pub struct Blog {
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pub id: i32,
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pub actor_id: String,
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pub title: String,
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pub summary: String,
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pub outbox_url: String,
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pub inbox_url: String,
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2018-04-30 19:46:27 +02:00
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pub instance_id: i32,
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2018-05-01 20:02:29 +02:00
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pub creation_date: NaiveDateTime,
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2018-05-03 21:11:04 +02:00
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pub ap_url: String,
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pub private_key: Option<String>,
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pub public_key: String
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2018-04-23 12:29:27 +02:00
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}
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#[derive(Insertable)]
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#[table_name = "blogs"]
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pub struct NewBlog {
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pub actor_id: String,
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pub title: String,
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pub summary: String,
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pub outbox_url: String,
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pub inbox_url: String,
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2018-05-01 20:02:29 +02:00
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pub instance_id: i32,
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2018-05-03 21:11:04 +02:00
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pub ap_url: String,
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pub private_key: Option<String>,
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pub public_key: String
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2018-04-23 12:29:27 +02:00
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}
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impl Blog {
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2018-06-18 15:57:38 +02:00
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insert!(blogs, NewBlog);
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2018-06-18 15:44:23 +02:00
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get!(blogs);
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2018-04-23 12:29:27 +02:00
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2018-06-10 19:55:08 +02:00
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pub fn find_for_author(conn: &PgConnection, author_id: i32) -> Vec<Blog> {
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use schema::blog_authors;
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let author_ids = blog_authors::table.filter(blog_authors::author_id.eq(author_id)).select(blog_authors::blog_id);
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blogs::table.filter(blogs::id.eq(any(author_ids)))
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.load::<Blog>(conn)
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.expect("Couldn't load blogs ")
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}
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2018-06-18 19:44:18 +02:00
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find_by!(blogs, find_by_name, actor_id as String, instance_id as i32);
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2018-04-23 15:12:59 +02:00
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2018-05-13 19:00:47 +02:00
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pub fn find_local(conn: &PgConnection, name: String) -> Option<Blog> {
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Blog::find_by_name(conn, name, Instance::local_id(conn))
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}
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pub fn find_by_fqn(conn: &PgConnection, fqn: String) -> Option<Blog> {
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if fqn.contains("@") { // remote blog
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match Instance::find_by_domain(conn, String::from(fqn.split("@").last().unwrap())) {
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Some(instance) => {
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match Blog::find_by_name(conn, String::from(fqn.split("@").nth(0).unwrap()), instance.id) {
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Some(u) => Some(u),
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None => Blog::fetch_from_webfinger(conn, fqn)
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}
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},
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None => Blog::fetch_from_webfinger(conn, fqn)
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}
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} else { // local blog
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Blog::find_local(conn, fqn)
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}
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}
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fn fetch_from_webfinger(conn: &PgConnection, acct: String) -> Option<Blog> {
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match resolve(acct.clone()) {
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2018-06-18 23:50:40 +02:00
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Ok(wf) => wf.links.into_iter().find(|l| l.mime_type == Some(String::from("application/activity+json"))).and_then(|l| Blog::fetch_from_url(conn, l.href)),
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2018-05-13 19:00:47 +02:00
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Err(details) => {
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2018-06-18 23:50:40 +02:00
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println!("{:?}", details);
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2018-05-13 19:00:47 +02:00
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None
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}
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}
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}
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fn fetch_from_url(conn: &PgConnection, url: String) -> Option<Blog> {
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let req = Client::new()
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.get(&url[..])
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.header(Accept(vec![qitem("application/activity+json".parse::<Mime>().unwrap())]))
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.send();
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match req {
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Ok(mut res) => {
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let json: serde_json::Value = serde_json::from_str(&res.text().unwrap()).unwrap();
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Some(Blog::from_activity(conn, json, Url::parse(url.as_ref()).unwrap().host_str().unwrap().to_string()))
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},
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Err(_) => None
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}
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}
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fn from_activity(conn: &PgConnection, acct: serde_json::Value, inst: String) -> Blog {
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let instance = match Instance::find_by_domain(conn, inst.clone()) {
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Some(instance) => instance,
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None => {
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2018-06-18 15:57:38 +02:00
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Instance::insert(conn, NewInstance {
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public_domain: inst.clone(),
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name: inst.clone(),
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local: false
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})
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2018-05-13 19:00:47 +02:00
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}
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};
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Blog::insert(conn, NewBlog {
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actor_id: acct["preferredUsername"].as_str().unwrap().to_string(),
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title: acct["name"].as_str().unwrap().to_string(),
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outbox_url: acct["outbox"].as_str().unwrap().to_string(),
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inbox_url: acct["inbox"].as_str().unwrap().to_string(),
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summary: acct["summary"].as_str().unwrap().to_string(),
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instance_id: instance.id,
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ap_url: acct["id"].as_str().unwrap().to_string(),
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public_key: acct["publicKey"]["publicKeyPem"].as_str().unwrap_or("").to_string(),
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private_key: None
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})
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}
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2018-04-23 15:12:59 +02:00
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pub fn update_boxes(&self, conn: &PgConnection) {
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if self.outbox_url.len() == 0 {
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diesel::update(self)
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.set(blogs::outbox_url.eq(self.compute_outbox(conn)))
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.get_result::<Blog>(conn).expect("Couldn't update outbox URL");
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}
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if self.inbox_url.len() == 0 {
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diesel::update(self)
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.set(blogs::inbox_url.eq(self.compute_inbox(conn)))
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.get_result::<Blog>(conn).expect("Couldn't update inbox URL");
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}
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2018-05-01 20:02:29 +02:00
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if self.ap_url.len() == 0 {
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diesel::update(self)
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.set(blogs::ap_url.eq(self.compute_id(conn)))
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.get_result::<Blog>(conn).expect("Couldn't update AP URL");
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}
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2018-04-23 15:12:59 +02:00
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}
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2018-04-29 19:49:56 +02:00
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2018-05-16 20:20:44 +02:00
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pub fn outbox(&self, conn: &PgConnection) -> ActivityStream<OrderedCollection> {
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let mut coll = OrderedCollection::default();
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coll.collection_props.items = serde_json::to_value(self.get_activities(conn)).unwrap();
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coll.collection_props.set_total_items_u64(self.get_activities(conn).len() as u64).unwrap();
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ActivityStream::new(coll)
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2018-04-29 19:49:56 +02:00
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}
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2018-05-16 20:20:44 +02:00
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fn get_activities(&self, _conn: &PgConnection) -> Vec<serde_json::Value> {
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2018-04-29 19:49:56 +02:00
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vec![]
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}
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2018-05-03 21:11:04 +02:00
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pub fn get_keypair(&self) -> PKey<Private> {
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PKey::from_rsa(Rsa::private_key_from_pem(self.private_key.clone().unwrap().as_ref()).unwrap()).unwrap()
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}
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2018-06-18 23:50:40 +02:00
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pub fn webfinger(&self, conn: &PgConnection) -> Webfinger {
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Webfinger {
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subject: format!("acct:{}@{}", self.actor_id, self.get_instance(conn).public_domain),
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2018-06-21 16:48:54 +02:00
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aliases: vec![self.ap_url.clone()],
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2018-06-18 23:50:40 +02:00
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links: vec![
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Link {
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rel: String::from("http://webfinger.net/rel/profile-page"),
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mime_type: None,
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2018-06-21 16:48:54 +02:00
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href: self.ap_url.clone()
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2018-06-18 23:50:40 +02:00
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},
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Link {
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rel: String::from("http://schemas.google.com/g/2010#updates-from"),
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mime_type: Some(String::from("application/atom+xml")),
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href: self.compute_box(conn, "feed.atom")
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},
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Link {
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rel: String::from("self"),
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mime_type: Some(String::from("application/activity+json")),
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2018-06-21 16:48:54 +02:00
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href: self.ap_url.clone()
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2018-06-18 23:50:40 +02:00
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}
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]
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}
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}
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2018-04-23 12:29:27 +02:00
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}
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2018-04-23 14:00:11 +02:00
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2018-05-19 00:04:30 +02:00
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impl IntoId for Blog {
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fn into_id(self) -> Id {
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2018-05-18 10:04:40 +02:00
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Id::new(self.ap_url)
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}
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}
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impl Object for Blog {}
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impl Actor for Blog {}
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impl WithInbox for Blog {
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fn get_inbox_url(&self) -> String {
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self.inbox_url.clone()
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}
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fn get_shared_inbox_url(&self) -> Option<String> {
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None
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}
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}
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impl APActor for Blog {
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2018-04-23 14:00:11 +02:00
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fn get_box_prefix() -> &'static str {
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"~"
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}
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fn get_actor_id(&self) -> String {
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self.actor_id.to_string()
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}
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2018-05-03 17:34:16 +02:00
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fn get_display_name(&self) -> String {
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self.title.clone()
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}
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fn get_summary(&self) -> String {
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self.summary.clone()
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}
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2018-04-23 14:00:11 +02:00
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fn get_instance(&self, conn: &PgConnection) -> Instance {
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Instance::get(conn, self.instance_id).unwrap()
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}
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2018-04-23 18:26:01 +02:00
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fn get_actor_type () -> ActorType {
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ActorType::Blog
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}
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2018-05-01 20:02:29 +02:00
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2018-05-05 15:46:06 +02:00
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fn get_inbox_url(&self) -> String {
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self.inbox_url.clone()
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}
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2018-05-13 16:39:55 +02:00
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fn get_shared_inbox_url(&self) -> Option<String> {
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None
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}
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|
2018-05-01 20:02:29 +02:00
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fn from_url(conn: &PgConnection, url: String) -> Option<Blog> {
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blogs::table.filter(blogs::ap_url.eq(url))
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.limit(1)
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.load::<Blog>(conn)
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.expect("Error loading blog from url")
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.into_iter().nth(0)
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}
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2018-04-23 14:00:11 +02:00
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}
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2018-04-23 15:12:59 +02:00
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2018-05-03 21:11:04 +02:00
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impl sign::Signer for Blog {
|
2018-06-21 17:25:32 +02:00
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fn get_key_id(&self) -> String {
|
2018-06-21 16:48:54 +02:00
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format!("{}#main-key", self.ap_url)
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2018-05-03 21:11:04 +02:00
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}
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fn sign(&self, to_sign: String) -> Vec<u8> {
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let key = self.get_keypair();
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let mut signer = Signer::new(MessageDigest::sha256(), &key).unwrap();
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signer.update(to_sign.as_bytes()).unwrap();
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signer.sign_to_vec().unwrap()
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}
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}
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|
2018-04-23 15:12:59 +02:00
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impl NewBlog {
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|
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|
pub fn new_local(
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|
actor_id: String,
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title: String,
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|
summary: String,
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|
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|
instance_id: i32
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|
) -> NewBlog {
|
2018-05-03 21:11:04 +02:00
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|
let (pub_key, priv_key) = sign::gen_keypair();
|
2018-04-23 15:12:59 +02:00
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|
NewBlog {
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|
actor_id: actor_id,
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title: title,
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|
summary: summary,
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|
|
|
outbox_url: String::from(""),
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|
|
|
inbox_url: String::from(""),
|
2018-05-01 20:02:29 +02:00
|
|
|
instance_id: instance_id,
|
2018-05-03 21:11:04 +02:00
|
|
|
ap_url: String::from(""),
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|
|
public_key: String::from_utf8(pub_key).unwrap(),
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|
|
|
private_key: Some(String::from_utf8(priv_key).unwrap())
|
2018-04-23 15:12:59 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|