Integrate voso, join_call route for channels.

Cargo.lock

@@ -2475,7 +2475,7 @@ dependencies = [
 
 [[package]]
 name = "revolt"
-version = "0.3.3-alpha.8"
+version = "0.4.0-alpha.0"
 dependencies = [
  "async-std",
  "async-tungstenite",

Cargo.toml

@@ -1,49 +1,44 @@
 [package]
 name = "revolt"
-version = "0.3.3-alpha.8"
+version = "0.4.0-alpha.0"
 authors = ["Paul Makles <paulmakles@gmail.com>"]
 edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+regex = "1"
+md5 = "0.7.0"
+log = "0.4.11"
+ulid = "0.4.1"
+rand = "0.7.3"
+time = "0.2.16"
 base64 = "0.13.0"
+dotenv = "0.15.0"
 futures = "0.3.8"
+chrono = "0.4.15"
+num_enum = "0.5.1"
 impl_ops = "0.1.1"
 web-push = "0.7.2"
-many-to-many = "0.1.2"
-ctrlc = { version = "3.0", features = ["termination"] }
-async-std = { version = "1.8.0", features = ["tokio02", "attributes"] }
-async-tungstenite = { version = "0.10.0", features = ["async-std-runtime"] }
-rauth = { git = "https://gitlab.insrt.uk/insert/rauth", rev = "c52758a5087cd035b0ed9c6eacc942ba5468d2ce" }
-
-hive_pubsub = { version = "0.4.3", features = ["mongo"] }
-rocket_cors = { git = "https://github.com/insertish/rocket_cors", branch = "master" }
-rocket_prometheus = { git = "https://github.com/insertish/rocket_prometheus", rev = "3d825aedb42793246c306a81fe67c5b187948983" }
-rocket_contrib = { git = "https://github.com/SergioBenitez/Rocket", rev = "031948c1daaa146128d8a435be116476f2adde00" }
-rocket = { git = "https://github.com/SergioBenitez/Rocket", rev = "031948c1daaa146128d8a435be116476f2adde00", default-features = false }
-mongodb = { version = "1.1.1", features = ["tokio-runtime"], default-features = false }
-
 once_cell = "1.4.1"
-dotenv = "0.15.0"
-ulid = "0.4.1"
-
+bitfield = "0.13.2"
+env_logger = "0.7.1"
+serde_json = "1.0.57"
+lazy_static = "1.4.0"
+urlencoding = "1.1.1"
+many-to-many = "0.1.2"
+lettre = "0.10.0-alpha.1"
+snafu = { version = "0.6.9" }
+reqwest = { version = "0.10.8", features = ["json"] }
 serde = { version = "1.0.115", features = ["derive"] }
 validator = { version = "0.11", features = ["derive"] }
-snafu = { version = "0.6.9" }
-serde_json = "1.0.57"
-bitfield = "0.13.2"
-
-reqwest = { version = "0.10.8", features = ["json"] }
-urlencoding = "1.1.1"
-lazy_static = "1.4.0"
-num_enum = "0.5.1"
-chrono = "0.4.15"
-time = "0.2.16"
-rand = "0.7.3"
-md5 = "0.7.0"
-regex = "1"
-
-lettre = "0.10.0-alpha.1"
-env_logger = "0.7.1"
-log = "0.4.11"
+ctrlc = { version = "3.0", features = ["termination"] }
+hive_pubsub = { version = "0.4.3", features = ["mongo"] }
+async-std = { version = "1.8.0", features = ["tokio02", "attributes"] }
+async-tungstenite = { version = "0.10.0", features = ["async-std-runtime"] }
+rocket_cors = { git = "https://github.com/insertish/rocket_cors", branch = "master" }
+mongodb = { version = "1.1.1", features = ["tokio-runtime"], default-features = false }
+rauth = { git = "https://gitlab.insrt.uk/insert/rauth", rev = "c52758a5087cd035b0ed9c6eacc942ba5468d2ce" }
+rocket_contrib = { git = "https://github.com/SergioBenitez/Rocket", rev = "031948c1daaa146128d8a435be116476f2adde00" }
+rocket_prometheus = { git = "https://github.com/insertish/rocket_prometheus", rev = "3d825aedb42793246c306a81fe67c5b187948983" }
+rocket = { git = "https://github.com/SergioBenitez/Rocket", rev = "031948c1daaa146128d8a435be116476f2adde00", default-features = false }

src/database/entities/message.rs

@@ -179,7 +179,7 @@ impl Message {
                 builder.set_vapid_signature(signature);
                 builder.set_payload(ContentEncoding::AesGcm, enc.as_bytes());
                 let m = builder.build().unwrap();
-                let response = client.send(m).await.ok();
+                client.send(m).await.ok();
             }
         }
 

src/database/permissions/channel.rs

@@ -12,6 +12,7 @@ pub enum ChannelPermission {
     View = 1,
     SendMessage = 2,
     ManageMessages = 4,
+    VoiceCall = 8,
 }
 
 bitfield! {
@@ -20,6 +21,7 @@ bitfield! {
     pub get_view, _: 31;
     pub get_send_message, _: 30;
     pub get_manage_messages, _: 29;
+    pub get_voice_call, _: 28;
 }
 
 impl_op_ex!(+ |a: &ChannelPermission, b: &ChannelPermission| -> u32 { *a as u32 | *b as u32 });
@@ -36,9 +38,7 @@ impl<'a> PermissionCalculator<'a> {
         match channel {
             Channel::SavedMessages { user: owner, .. } => {
                 if &self.perspective.id == owner {
-                    Ok(ChannelPermission::View
-                        + ChannelPermission::SendMessage
-                        + ChannelPermission::ManageMessages)
+                    Ok(u32::MAX)
                 } else {
                     Ok(0)
                 }
@@ -54,7 +54,7 @@ impl<'a> PermissionCalculator<'a> {
                         let perms = self.for_user(recipient).await?;
 
                         if perms.get_send_message() {
-                            return Ok(ChannelPermission::View + ChannelPermission::SendMessage);
+                            return Ok(ChannelPermission::View + ChannelPermission::SendMessage + ChannelPermission::VoiceCall);
                         }
 
                         return Ok(ChannelPermission::View as u32);
@@ -69,7 +69,7 @@ impl<'a> PermissionCalculator<'a> {
                     .find(|x| *x == &self.perspective.id)
                     .is_some()
                 {
-                    Ok(ChannelPermission::View + ChannelPermission::SendMessage)
+                    Ok(ChannelPermission::View + ChannelPermission::SendMessage + ChannelPermission::VoiceCall)
                 } else {
                     Ok(0)
                 }

src/routes/channels/join_call.rs

@@ -0,0 +1,65 @@
+use crate::database::*;
+use crate::util::result::{Error, Result};
+use crate::util::variables::{USE_VOSO, VOSO_URL, VOSO_MANAGE_TOKEN};
+
+use serde::{Serialize, Deserialize};
+use rocket_contrib::json::JsonValue;
+
+#[derive(Serialize, Deserialize)]
+struct CreateUserResponse {
+    token: String
+}
+
+#[post("/<target>/join_call")]
+pub async fn req(user: User, target: Ref) -> Result<JsonValue> {
+    if !*USE_VOSO {
+        return Err(Error::VosoUnavailable)
+    }
+
+    let target = target.fetch_channel().await?;
+    let perm = permissions::PermissionCalculator::new(&user)
+        .with_channel(&target)
+        .for_channel()
+        .await?;
+    
+    if !perm.get_voice_call() {
+        return Err(Error::MissingPermission)
+    }
+
+    // To join a call:
+    // - Check if the room exists.
+    // - If not, create it.
+    let client = reqwest::Client::new();
+    if let Err(error) = client
+        .get(&format!("{}/room/{}", *VOSO_URL, target.id()))
+        .header(reqwest::header::AUTHORIZATION, VOSO_MANAGE_TOKEN.to_string())
+        .send()
+    .await {
+        if error.status() == Some(reqwest::StatusCode::NOT_FOUND) {
+            if let Err(_) = client
+                .post(&format!("{}/room/{}", *VOSO_URL, target.id()))
+                .header(reqwest::header::AUTHORIZATION, VOSO_MANAGE_TOKEN.to_string())
+                .send()
+            .await {
+                return Err(Error::VosoUnavailable)
+            }
+        } else {
+            return Err(Error::VosoUnavailable)
+        }
+    }
+
+    // Then create a user for the room.
+    if let Ok(response) = client
+        .post(&format!("{}/room/{}/user/{}", *VOSO_URL, target.id(), user.id))
+        .header(reqwest::header::AUTHORIZATION, VOSO_MANAGE_TOKEN.to_string())
+        .send()
+    .await {
+        let res: CreateUserResponse = response.json()
+            .await
+            .map_err(|_| Error::InvalidOperation)?;
+        
+        Ok(json!(res))
+    } else {
+        Err(Error::VosoUnavailable)
+    }
+}

src/routes/channels/mod.rs

@@ -5,6 +5,7 @@ mod fetch_channel;
 mod group_add_member;
 mod group_create;
 mod group_remove_member;
+mod join_call;
 mod message_delete;
 mod message_edit;
 mod message_fetch;
@@ -24,6 +25,7 @@ pub fn routes() -> Vec<Route> {
         message_delete::req,
         group_create::req,
         group_add_member::req,
-        group_remove_member::req
+        group_remove_member::req,
+        join_call::req,
     ]
 }

src/routes/root.rs

@@ -1,6 +1,6 @@
 use crate::util::variables::{
     AUTUMN_URL, DISABLE_REGISTRATION, EXTERNAL_WS_URL, HCAPTCHA_SITEKEY, INVITE_ONLY, USE_AUTUMN,
-    USE_EMAIL, USE_HCAPTCHA, VAPID_PUBLIC_KEY,
+    USE_EMAIL, USE_HCAPTCHA, VAPID_PUBLIC_KEY, USE_VOSO, VOSO_URL
 };
 
 use mongodb::bson::doc;
@@ -9,7 +9,7 @@ use rocket_contrib::json::JsonValue;
 #[get("/")]
 pub async fn root() -> JsonValue {
     json!({
-        "revolt": "0.3.3-alpha.8",
+        "revolt": "0.4.0-alpha.0",
         "features": {
             "registration": !*DISABLE_REGISTRATION,
             "captcha": {
@@ -21,6 +21,10 @@ pub async fn root() -> JsonValue {
             "autumn": {
                 "enabled": *USE_AUTUMN,
                 "url": *AUTUMN_URL
+            },
+            "voso": {
+                "enabled": *USE_VOSO,
+                "url": *VOSO_URL
             }
         },
         "ws": *EXTERNAL_WS_URL,

src/util/result.rs

@@ -69,6 +69,8 @@ pub enum Error {
     InvalidOperation,
     #[snafu(display("Already created an object with this nonce."))]
     DuplicateNonce,
+    #[snafu(display("Voso is not enabled on this instance."))]
+    VosoUnavailable,
     #[snafu(display("This request had no effect."))]
     NoEffect,
 }
@@ -107,6 +109,7 @@ impl<'r> Responder<'r, 'static> for Error {
             Error::InvalidOperation => Status::BadRequest,
             Error::TooManyIds => Status::BadRequest,
             Error::DuplicateNonce => Status::Conflict,
+            Error::VosoUnavailable => Status::BadRequest,
             Error::NoEffect => Status::Ok,
         };
 

src/util/variables.rs

@@ -15,8 +15,14 @@ lazy_static! {
         env::var("REVOLT_APP_URL").unwrap_or_else(|_| "https://app.revolt.chat".to_string());
     pub static ref EXTERNAL_WS_URL: String =
         env::var("REVOLT_EXTERNAL_WS_URL").expect("Missing REVOLT_EXTERNAL_WS_URL environment variable.");
+    
     pub static ref AUTUMN_URL: String =
         env::var("AUTUMN_PUBLIC_URL").unwrap_or_else(|_| "https://example.com".to_string());
+    pub static ref VOSO_URL: String =
+        env::var("VOSO_PUBLIC_URL").unwrap_or_else(|_| "https://example.com".to_string());
+    pub static ref VOSO_MANAGE_TOKEN: String =
+        env::var("VOSO_MANAGE_TOKEN").unwrap_or_else(|_| "0".to_string());
+    
     pub static ref HCAPTCHA_KEY: String =
         env::var("REVOLT_HCAPTCHA_KEY").unwrap_or_else(|_| "0x0000000000000000000000000000000000000000".to_string());
     pub static ref HCAPTCHA_SITEKEY: String =
@@ -39,6 +45,7 @@ lazy_static! {
     pub static ref USE_HCAPTCHA: bool = env::var("REVOLT_HCAPTCHA_KEY").is_ok();
     pub static ref USE_PROMETHEUS: bool = env::var("REVOLT_ENABLE_PROMETHEUS").map_or(false, |v| v == "1");
     pub static ref USE_AUTUMN: bool = env::var("AUTUMN_PUBLIC_URL").is_ok();
+    pub static ref USE_VOSO: bool = env::var("VOSO_PUBLIC_URL").is_ok() && env::var("VOSO_MANAGE_TOKEN").is_ok();
 
     // SMTP Settings
     pub static ref SMTP_HOST: String =