feat: WIP relationships and threads

src/api/client_server/context.rs

@@ -69,18 +69,18 @@ pub async fn get_context_route(
         lazy_loaded.insert(base_event.sender.as_str().to_owned());
     }
 
+    // Use limit with maximum 100
+    let limit = usize::try_from(body.limit)
+        .map_err(|_| Error::BadRequest(ErrorKind::InvalidParam, "Limit value is invalid."))?
+        .min(100);
+
     let base_event = base_event.to_room_event();
 
     let events_before: Vec<_> = services()
         .rooms
         .timeline
         .pdus_until(sender_user, &room_id, base_token)?
-        .take(
-            u32::try_from(body.limit).map_err(|_| {
-                Error::BadRequest(ErrorKind::InvalidParam, "Limit value is invalid.")
-            })? as usize
-                / 2,
-        )
+        .take(limit / 2)
         .filter_map(|r| r.ok()) // Remove buggy events
         .filter(|(_, pdu)| {
             services()
@@ -114,12 +114,7 @@ pub async fn get_context_route(
         .rooms
         .timeline
         .pdus_after(sender_user, &room_id, base_token)?
-        .take(
-            u32::try_from(body.limit).map_err(|_| {
-                Error::BadRequest(ErrorKind::InvalidParam, "Limit value is invalid.")
-            })? as usize
-                / 2,
-        )
+        .take(limit / 2)
         .filter_map(|r| r.ok()) // Remove buggy events
         .filter(|(_, pdu)| {
             services()

src/api/client_server/media.rs

@@ -1,3 +1,5 @@
+use std::time::Duration;
+
 use crate::{service::media::FileMeta, services, utils, Error, Result, Ruma};
 use ruma::api::client::{
     error::ErrorKind,
@@ -67,6 +69,8 @@ pub async fn get_remote_content(
                 allow_remote: false,
                 server_name: server_name.to_owned(),
                 media_id,
+                timeout_ms: Duration::from_secs(20),
+                allow_redirect: false,
             },
         )
         .await?;
@@ -194,6 +198,8 @@ pub async fn get_content_thumbnail_route(
                     method: body.method.clone(),
                     server_name: body.server_name.clone(),
                     media_id: body.media_id.clone(),
+                    timeout_ms: Duration::from_secs(20),
+                    allow_redirect: false,
                 },
             )
             .await?;

src/api/client_server/message.rs

@@ -133,8 +133,12 @@ pub async fn get_message_events_route(
         from,
     )?;
 
-    // Use limit or else 10
-    let limit = body.limit.try_into().map_or(10_usize, |l: u32| l as usize);
+    // Use limit or else 10, with maximum 100
+    let limit = body
+        .limit
+        .try_into()
+        .map_or(10_usize, |l: u32| l as usize)
+        .min(100);
 
     let next_token;
 

src/api/client_server/mod.rs

@@ -24,6 +24,7 @@ mod state;
 mod sync;
 mod tag;
 mod thirdparty;
+mod threads;
 mod to_device;
 mod typing;
 mod unversioned;
@@ -56,6 +57,7 @@ pub use state::*;
 pub use sync::*;
 pub use tag::*;
 pub use thirdparty::*;
+pub use threads::*;
 pub use to_device::*;
 pub use typing::*;
 pub use unversioned::*;

src/api/client_server/relations.rs

@@ -0,0 +1,10 @@
+use crate::{services, Result, Ruma};
+use std::time::{Duration, SystemTime};
+
+/// # `GET /_matrix/client/r0/todo`
+pub async fn get_relating_events_route(
+    body: Ruma<get_turn_server_info::v3::Request>,
+) -> Result<get_turn_server_info::v3::Response> {
+    let sender_user = body.sender_user.as_ref().expect("user is authenticated");
+    todo!();
+}

src/api/client_server/threads.rs

@@ -0,0 +1,49 @@
+use ruma::api::client::{error::ErrorKind, threads::get_threads};
+
+use crate::{services, Error, Result, Ruma};
+
+/// # `GET /_matrix/client/r0/rooms/{roomId}/threads`
+pub async fn get_threads_route(
+    body: Ruma<get_threads::v1::Request>,
+) -> Result<get_threads::v1::Response> {
+    let sender_user = body.sender_user.as_ref().expect("user is authenticated");
+
+    // Use limit or else 10, with maximum 100
+    let limit = body
+        .limit
+        .and_then(|l| l.try_into().ok())
+        .unwrap_or(10)
+        .min(100);
+
+    let from = if let Some(from) = &body.from {
+        from.parse()
+            .map_err(|_| Error::BadRequest(ErrorKind::InvalidParam, ""))?
+    } else {
+        u64::MAX
+    };
+
+    let threads = services()
+        .rooms
+        .threads
+        .threads_until(sender_user, &body.room_id, from, &body.include)?
+        .take(limit)
+        .filter_map(|r| r.ok())
+        .filter(|(_, pdu)| {
+            services()
+                .rooms
+                .state_accessor
+                .user_can_see_event(sender_user, &body.room_id, &pdu.event_id)
+                .unwrap_or(false)
+        })
+        .collect::<Vec<_>>();
+
+    let next_batch = threads.last().map(|(count, _)| count.to_string());
+
+    Ok(get_threads::v1::Response {
+        chunk: threads
+            .into_iter()
+            .map(|(_, pdu)| pdu.to_room_event())
+            .collect(),
+        next_batch,
+    })
+}

src/api/client_server/unversioned.rs

@@ -23,6 +23,8 @@ pub async fn get_supported_versions_route(
             "r0.6.0".to_owned(),
             "v1.1".to_owned(),
             "v1.2".to_owned(),
+            "v1.3".to_owned(),
+            "v1.4".to_owned(),
         ],
         unstable_features: BTreeMap::from_iter([("org.matrix.e2e_cross_signing".to_owned(), true)]),
     };