use crate::api::site::*;
use crate::api::user::*;
use crate::api::*;
+use crate::apub::puller::*;
use crate::websocket::UserOperation;
use crate::Settings;
+type ConnectionId = usize;
+type PostId = i32;
+type CommunityId = i32;
+type UserId = i32;
+type IPAddr = String;
+
/// Chat server sends this messages to session
#[derive(Message)]
#[rtype(result = "()")]
#[rtype(usize)]
pub struct Connect {
pub addr: Recipient<WSMessage>,
- pub ip: String,
+ pub ip: IPAddr,
}
/// Session is disconnected
#[derive(Message)]
#[rtype(result = "()")]
pub struct Disconnect {
- pub id: usize,
- pub ip: String,
-}
-
-// TODO this is unused rn
-/// Send message to specific room
-#[derive(Message)]
-#[rtype(result = "()")]
-pub struct ClientMessage {
- /// Id of the client session
- pub id: usize,
- /// Peer message
- pub msg: String,
- /// Room name
- pub room: String,
+ pub id: ConnectionId,
+ pub ip: IPAddr,
}
#[derive(Serialize, Deserialize, Message)]
#[rtype(String)]
pub struct StandardMessage {
/// Id of the client session
- pub id: usize,
+ pub id: ConnectionId,
/// Peer message
pub msg: String,
}
pub struct SessionInfo {
pub addr: Recipient<WSMessage>,
- pub ip: String,
+ pub ip: IPAddr,
}
/// `ChatServer` manages chat rooms and responsible for coordinating chat
-/// session. implementation is super primitive
+/// session.
pub struct ChatServer {
- sessions: HashMap<usize, SessionInfo>, // A map from generated random ID to session addr
- rate_limits: HashMap<String, RateLimitBucket>,
- rooms: HashMap<i32, HashSet<usize>>, // A map from room / post name to set of connectionIDs
+ /// A map from generated random ID to session addr
+ sessions: HashMap<ConnectionId, SessionInfo>,
+
+ /// A map from post_id to set of connectionIDs
+ post_rooms: HashMap<PostId, HashSet<ConnectionId>>,
+
+ /// A map from community to set of connectionIDs
+ community_rooms: HashMap<CommunityId, HashSet<ConnectionId>>,
+
+ /// A map from user id to its connection ID for joined users. Remember a user can have multiple
+ /// sessions (IE clients)
+ user_rooms: HashMap<UserId, HashSet<ConnectionId>>,
+
+ /// Rate limiting based on IP addr
+ rate_limits: HashMap<IPAddr, RateLimitBucket>,
+
rng: ThreadRng,
db: Pool<ConnectionManager<PgConnection>>,
}
impl ChatServer {
pub fn startup(db: Pool<ConnectionManager<PgConnection>>) -> ChatServer {
- // default room
- let rooms = HashMap::new();
-
ChatServer {
sessions: HashMap::new(),
rate_limits: HashMap::new(),
- rooms,
+ post_rooms: HashMap::new(),
+ community_rooms: HashMap::new(),
+ user_rooms: HashMap::new(),
rng: rand::thread_rng(),
db,
}
}
- /// Send message to all users in the room
- fn send_room_message(&self, room: i32, message: &str, skip_id: usize) {
- if let Some(sessions) = self.rooms.get(&room) {
+ fn join_community_room(&mut self, community_id: CommunityId, id: ConnectionId) {
+ // remove session from all rooms
+ for sessions in self.community_rooms.values_mut() {
+ sessions.remove(&id);
+ }
+
+ // If the room doesn't exist yet
+ if self.community_rooms.get_mut(&community_id).is_none() {
+ self.community_rooms.insert(community_id, HashSet::new());
+ }
+
+ self
+ .community_rooms
+ .get_mut(&community_id)
+ .unwrap()
+ .insert(id);
+ }
+
+ fn join_post_room(&mut self, post_id: PostId, id: ConnectionId) {
+ // remove session from all rooms
+ for sessions in self.post_rooms.values_mut() {
+ sessions.remove(&id);
+ }
+
+ // If the room doesn't exist yet
+ if self.post_rooms.get_mut(&post_id).is_none() {
+ self.post_rooms.insert(post_id, HashSet::new());
+ }
+
+ self.post_rooms.get_mut(&post_id).unwrap().insert(id);
+ }
+
+ fn join_user_room(&mut self, user_id: UserId, id: ConnectionId) {
+ // remove session from all rooms
+ for sessions in self.user_rooms.values_mut() {
+ sessions.remove(&id);
+ }
+
+ // If the room doesn't exist yet
+ if self.user_rooms.get_mut(&user_id).is_none() {
+ self.user_rooms.insert(user_id, HashSet::new());
+ }
+
+ self.user_rooms.get_mut(&user_id).unwrap().insert(id);
+ }
+
+ fn send_post_room_message(&self, post_id: PostId, message: &str, skip_id: ConnectionId) {
+ if let Some(sessions) = self.post_rooms.get(&post_id) {
for id in sessions {
if *id != skip_id {
if let Some(info) = self.sessions.get(id) {
}
}
- fn join_room(&mut self, room_id: i32, id: usize) {
- // remove session from all rooms
- for sessions in self.rooms.values_mut() {
- sessions.remove(&id);
+ fn send_community_room_message(
+ &self,
+ community_id: CommunityId,
+ message: &str,
+ skip_id: ConnectionId,
+ ) {
+ if let Some(sessions) = self.community_rooms.get(&community_id) {
+ for id in sessions {
+ if *id != skip_id {
+ if let Some(info) = self.sessions.get(id) {
+ let _ = info.addr.do_send(WSMessage(message.to_owned()));
+ }
+ }
+ }
}
+ }
- // If the room doesn't exist yet
- if self.rooms.get_mut(&room_id).is_none() {
- self.rooms.insert(room_id, HashSet::new());
+ fn send_user_room_message(&self, user_id: UserId, message: &str, skip_id: ConnectionId) {
+ if let Some(sessions) = self.user_rooms.get(&user_id) {
+ for id in sessions {
+ if *id != skip_id {
+ if let Some(info) = self.sessions.get(id) {
+ let _ = info.addr.do_send(WSMessage(message.to_owned()));
+ }
+ }
+ }
}
+ }
- self.rooms.get_mut(&room_id).unwrap().insert(id);
+ fn send_all_message(&self, message: &str, skip_id: ConnectionId) {
+ for id in self.sessions.keys() {
+ if *id != skip_id {
+ if let Some(info) = self.sessions.get(id) {
+ let _ = info.addr.do_send(WSMessage(message.to_owned()));
+ }
+ }
+ }
}
- fn send_community_message(
+ fn comment_sends(
&self,
- community_id: i32,
- message: &str,
- skip_id: usize,
- ) -> Result<(), Error> {
- use crate::db::post_view::*;
- use crate::db::*;
+ user_operation: UserOperation,
+ comment: CommentResponse,
+ id: ConnectionId,
+ ) -> Result<String, Error> {
+ let mut comment_reply_sent = comment.clone();
+ comment_reply_sent.comment.my_vote = None;
+ comment_reply_sent.comment.user_id = None;
+
+ // For the post room ones, and the directs back to the user
+ // strip out the recipient_ids, so that
+ // users don't get double notifs
+ let mut comment_user_sent = comment.clone();
+ comment_user_sent.recipient_ids = Vec::new();
- let conn = self.db.get()?;
+ let mut comment_post_sent = comment_reply_sent.clone();
+ comment_post_sent.recipient_ids = Vec::new();
- let posts = PostQueryBuilder::create(&conn)
- .listing_type(ListingType::Community)
- .sort(&SortType::New)
- .for_community_id(community_id)
- .limit(9999)
- .list()?;
+ let comment_reply_sent_str = to_json_string(&user_operation, &comment_reply_sent)?;
+ let comment_post_sent_str = to_json_string(&user_operation, &comment_post_sent)?;
+ let comment_user_sent_str = to_json_string(&user_operation, &comment_user_sent)?;
- for post in posts {
- self.send_room_message(post.id, message, skip_id);
+ // Send it to the post room
+ self.send_post_room_message(comment.comment.post_id, &comment_post_sent_str, id);
+
+ // Send it to the recipient(s) including the mentioned users
+ for recipient_id in comment_reply_sent.recipient_ids {
+ self.send_user_room_message(recipient_id, &comment_reply_sent_str, id);
}
- Ok(())
+ Ok(comment_user_sent_str)
+ }
+
+ fn post_sends(
+ &self,
+ user_operation: UserOperation,
+ post: PostResponse,
+ id: ConnectionId,
+ ) -> Result<String, Error> {
+ let community_id = post.post.community_id;
+
+ // Don't send my data with it
+ let mut post_sent = post.clone();
+ post_sent.post.my_vote = None;
+ post_sent.post.user_id = None;
+ let post_sent_str = to_json_string(&user_operation, &post_sent)?;
+
+ // Send it to /c/all and that community
+ self.send_community_room_message(0, &post_sent_str, id);
+ self.send_community_room_message(community_id, &post_sent_str, id);
+
+ to_json_string(&user_operation, post)
}
fn check_rate_limit_register(&mut self, id: usize) -> Result<(), Error> {
type Result = usize;
fn handle(&mut self, msg: Connect, _ctx: &mut Context<Self>) -> Self::Result {
- // notify all users in same room
- // self.send_room_message(&"Main".to_owned(), "Someone joined", 0);
-
// register session with random id
let id = self.rng.gen::<usize>();
println!("{} joined", &msg.ip);
type Result = ();
fn handle(&mut self, msg: Disconnect, _: &mut Context<Self>) {
- // let mut rooms: Vec<i32> = Vec::new();
-
- // remove address
+ // Remove connections from sessions and all 3 scopes
if self.sessions.remove(&msg.id).is_some() {
- // remove session from all rooms
- for sessions in self.rooms.values_mut() {
- if sessions.remove(&msg.id) {
- // rooms.push(*id);
- }
+ for sessions in self.user_rooms.values_mut() {
+ sessions.remove(&msg.id);
+ }
+
+ for sessions in self.post_rooms.values_mut() {
+ sessions.remove(&msg.id);
+ }
+
+ for sessions in self.community_rooms.values_mut() {
+ sessions.remove(&msg.id);
}
}
}
Err(e) => e.to_string(),
};
+ println!("Message Sent: {}", msg_out);
MessageResult(msg_out)
}
}
do_user_operation::<SaveUserSettings, LoginResponse>(user_operation, data, &conn)
}
UserOperation::AddAdmin => {
- do_user_operation::<AddAdmin, AddAdminResponse>(user_operation, data, &conn)
+ let add_admin: AddAdmin = serde_json::from_str(data)?;
+ let res = Oper::new(add_admin).perform(&conn)?;
+ let res_str = to_json_string(&user_operation, &res)?;
+ chat.send_all_message(&res_str, msg.id);
+ Ok(res_str)
}
UserOperation::BanUser => {
- do_user_operation::<BanUser, BanUserResponse>(user_operation, data, &conn)
+ let ban_user: BanUser = serde_json::from_str(data)?;
+ let res = Oper::new(ban_user).perform(&conn)?;
+ let res_str = to_json_string(&user_operation, &res)?;
+ chat.send_all_message(&res_str, msg.id);
+ Ok(res_str)
}
UserOperation::GetReplies => {
do_user_operation::<GetReplies, GetRepliesResponse>(user_operation, data, &conn)
do_user_operation::<MarkAllAsRead, GetRepliesResponse>(user_operation, data, &conn)
}
UserOperation::GetCommunity => {
- do_user_operation::<GetCommunity, GetCommunityResponse>(user_operation, data, &conn)
+ let get_community: GetCommunity = serde_json::from_str(data)?;
+
+ let mut res = if Settings::get().federation_enabled {
+ if let Some(community_name) = get_community.name.to_owned() {
+ if community_name.contains('@') {
+ // TODO: need to support sort, filter etc for remote communities
+ get_remote_community(community_name)?
+ // TODO what is this about
+ // get_community.name = Some(name.replace("!", ""));
+ } else {
+ Oper::new(get_community).perform(&conn)?
+ }
+ } else {
+ Oper::new(get_community).perform(&conn)?
+ }
+ } else {
+ Oper::new(get_community).perform(&conn)?
+ };
+
+ let community_id = res.community.id;
+
+ chat.join_community_room(community_id, msg.id);
+
+ res.online = if let Some(community_users) = chat.community_rooms.get(&community_id) {
+ community_users.len()
+ } else {
+ 0
+ };
+
+ to_json_string(&user_operation, &res)
}
UserOperation::ListCommunities => {
- do_user_operation::<ListCommunities, ListCommunitiesResponse>(user_operation, data, &conn)
+ if Settings::get().federation_enabled {
+ let res = get_all_communities()?;
+ let val = ListCommunitiesResponse { communities: res };
+ to_json_string(&user_operation, &val)
+ } else {
+ do_user_operation::<ListCommunities, ListCommunitiesResponse>(user_operation, data, &conn)
+ }
}
UserOperation::CreateCommunity => {
chat.check_rate_limit_register(msg.id)?;
community_sent.community.user_id = None;
community_sent.community.subscribed = None;
let community_sent_str = to_json_string(&user_operation, &community_sent)?;
- chat.send_community_message(community_sent.community.id, &community_sent_str, msg.id)?;
+ chat.send_community_room_message(community_sent.community.id, &community_sent_str, msg.id);
to_json_string(&user_operation, &res)
}
UserOperation::FollowCommunity => {
let community_id = ban_from_community.community_id;
let res = Oper::new(ban_from_community).perform(&conn)?;
let res_str = to_json_string(&user_operation, &res)?;
- chat.send_community_message(community_id, &res_str, msg.id)?;
+ chat.send_community_room_message(community_id, &res_str, msg.id);
Ok(res_str)
}
UserOperation::AddModToCommunity => {
let community_id = mod_add_to_community.community_id;
let res = Oper::new(mod_add_to_community).perform(&conn)?;
let res_str = to_json_string(&user_operation, &res)?;
- chat.send_community_message(community_id, &res_str, msg.id)?;
+ chat.send_community_room_message(community_id, &res_str, msg.id);
Ok(res_str)
}
UserOperation::ListCategories => {
do_user_operation::<ListCategories, ListCategoriesResponse>(user_operation, data, &conn)
}
- UserOperation::CreatePost => {
- chat.check_rate_limit_post(msg.id)?;
- do_user_operation::<CreatePost, PostResponse>(user_operation, data, &conn)
- }
UserOperation::GetPost => {
let get_post: GetPost = serde_json::from_str(data)?;
- chat.join_room(get_post.id, msg.id);
- let res = Oper::new(get_post).perform(&conn)?;
+ let post_id = get_post.id;
+ chat.join_post_room(post_id, msg.id);
+ let mut res = Oper::new(get_post).perform(&conn)?;
+
+ res.online = if let Some(post_users) = chat.post_rooms.get(&post_id) {
+ post_users.len()
+ } else {
+ 0
+ };
+
to_json_string(&user_operation, &res)
}
UserOperation::GetPosts => {
- do_user_operation::<GetPosts, GetPostsResponse>(user_operation, data, &conn)
+ let get_posts: GetPosts = serde_json::from_str(data)?;
+ if get_posts.community_id.is_none() {
+ // 0 is the "all" community
+ chat.join_community_room(0, msg.id);
+ }
+ let res = Oper::new(get_posts).perform(&conn)?;
+ to_json_string(&user_operation, &res)
+ }
+ UserOperation::CreatePost => {
+ chat.check_rate_limit_post(msg.id)?;
+ let create_post: CreatePost = serde_json::from_str(data)?;
+ let res = Oper::new(create_post).perform(&conn)?;
+
+ chat.post_sends(UserOperation::CreatePost, res, msg.id)
}
UserOperation::CreatePostLike => {
chat.check_rate_limit_message(msg.id)?;
- do_user_operation::<CreatePostLike, CreatePostLikeResponse>(user_operation, data, &conn)
+ let create_post_like: CreatePostLike = serde_json::from_str(data)?;
+ let res = Oper::new(create_post_like).perform(&conn)?;
+
+ chat.post_sends(UserOperation::CreatePostLike, res, msg.id)
}
UserOperation::EditPost => {
let edit_post: EditPost = serde_json::from_str(data)?;
let res = Oper::new(edit_post).perform(&conn)?;
- let mut post_sent = res.clone();
- post_sent.post.my_vote = None;
- let post_sent_str = to_json_string(&user_operation, &post_sent)?;
- chat.send_room_message(post_sent.post.id, &post_sent_str, msg.id);
- to_json_string(&user_operation, &res)
+
+ chat.post_sends(UserOperation::EditPost, res, msg.id)
}
UserOperation::SavePost => {
do_user_operation::<SavePost, PostResponse>(user_operation, data, &conn)
UserOperation::CreateComment => {
chat.check_rate_limit_message(msg.id)?;
let create_comment: CreateComment = serde_json::from_str(data)?;
- let post_id = create_comment.post_id;
let res = Oper::new(create_comment).perform(&conn)?;
- let mut comment_sent = res.clone();
- comment_sent.comment.my_vote = None;
- comment_sent.comment.user_id = None;
- let comment_sent_str = to_json_string(&user_operation, &comment_sent)?;
- chat.send_room_message(post_id, &comment_sent_str, msg.id);
- to_json_string(&user_operation, &res)
+
+ chat.comment_sends(UserOperation::CreateComment, res, msg.id)
}
UserOperation::EditComment => {
let edit_comment: EditComment = serde_json::from_str(data)?;
- let post_id = edit_comment.post_id;
let res = Oper::new(edit_comment).perform(&conn)?;
- let mut comment_sent = res.clone();
- comment_sent.comment.my_vote = None;
- comment_sent.comment.user_id = None;
- let comment_sent_str = to_json_string(&user_operation, &comment_sent)?;
- chat.send_room_message(post_id, &comment_sent_str, msg.id);
- to_json_string(&user_operation, &res)
+
+ chat.comment_sends(UserOperation::EditComment, res, msg.id)
}
UserOperation::SaveComment => {
do_user_operation::<SaveComment, CommentResponse>(user_operation, data, &conn)
UserOperation::CreateCommentLike => {
chat.check_rate_limit_message(msg.id)?;
let create_comment_like: CreateCommentLike = serde_json::from_str(data)?;
- let post_id = create_comment_like.post_id;
let res = Oper::new(create_comment_like).perform(&conn)?;
- let mut comment_sent = res.clone();
- comment_sent.comment.my_vote = None;
- comment_sent.comment.user_id = None;
- let comment_sent_str = to_json_string(&user_operation, &comment_sent)?;
- chat.send_room_message(post_id, &comment_sent_str, msg.id);
- to_json_string(&user_operation, &res)
+
+ chat.comment_sends(UserOperation::CreateCommentLike, res, msg.id)
}
UserOperation::GetModlog => {
do_user_operation::<GetModlog, GetModlogResponse>(user_operation, data, &conn)
do_user_operation::<CreateSite, SiteResponse>(user_operation, data, &conn)
}
UserOperation::EditSite => {
- do_user_operation::<EditSite, SiteResponse>(user_operation, data, &conn)
+ let edit_site: EditSite = serde_json::from_str(data)?;
+ let res = Oper::new(edit_site).perform(&conn)?;
+ let res_str = to_json_string(&user_operation, &res)?;
+ chat.send_all_message(&res_str, msg.id);
+ Ok(res_str)
}
UserOperation::GetSite => {
- let online: usize = chat.sessions.len();
let get_site: GetSite = serde_json::from_str(data)?;
let mut res = Oper::new(get_site).perform(&conn)?;
- res.online = online;
+ res.online = chat.sessions.len();
to_json_string(&user_operation, &res)
}
UserOperation::Search => {
UserOperation::PasswordChange => {
do_user_operation::<PasswordChange, LoginResponse>(user_operation, data, &conn)
}
+ UserOperation::CreatePrivateMessage => {
+ chat.check_rate_limit_message(msg.id)?;
+ let create_private_message: CreatePrivateMessage = serde_json::from_str(data)?;
+ let recipient_id = create_private_message.recipient_id;
+ let res = Oper::new(create_private_message).perform(&conn)?;
+ let res_str = to_json_string(&user_operation, &res)?;
+
+ chat.send_user_room_message(recipient_id, &res_str, msg.id);
+ Ok(res_str)
+ }
+ UserOperation::EditPrivateMessage => {
+ do_user_operation::<EditPrivateMessage, PrivateMessageResponse>(user_operation, data, &conn)
+ }
+ UserOperation::GetPrivateMessages => {
+ do_user_operation::<GetPrivateMessages, PrivateMessagesResponse>(user_operation, data, &conn)
+ }
+ UserOperation::UserJoin => {
+ let user_join: UserJoin = serde_json::from_str(data)?;
+ let res = Oper::new(user_join).perform(&conn)?;
+ chat.join_user_room(res.user_id, msg.id);
+ to_json_string(&user_operation, &res)
+ }
}
}