apply lint suggestions and version bump

rust-toolchain

@@ -1 +1 @@
-1.51.0
+1.52.0

src/client_server/account.rs

@@ -156,8 +156,7 @@ pub async fn register_route(
                 return Err(Error::Uiaa(uiaainfo));
             }
         // Success!
-        } else {
-            if let Some(json) = body.json_body {
+        } else if let Some(json) = body.json_body {
             uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
             db.uiaa.create(
                 &UserId::parse_with_server_name("", db.globals.server_name())
@@ -171,7 +170,6 @@ pub async fn register_route(
             return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
         }
     }
-    }
 
     if missing_username {
         return Err(Error::BadRequest(
@@ -529,8 +527,7 @@ pub async fn change_password_route(
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
-    } else {
-        if let Some(json) = body.json_body {
+    } else if let Some(json) = body.json_body {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
         db.uiaa
             .create(&sender_user, &sender_device, &uiaainfo, &json)?;
@@ -538,7 +535,6 @@ pub async fn change_password_route(
     } else {
         return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
     }
-    }
 
     db.users
         .set_password(&sender_user, Some(&body.new_password))?;
@@ -621,8 +617,7 @@ pub async fn deactivate_route(
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
-    } else {
-        if let Some(json) = body.json_body {
+    } else if let Some(json) = body.json_body {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
         db.uiaa
             .create(&sender_user, &sender_device, &uiaainfo, &json)?;
@@ -630,7 +625,6 @@ pub async fn deactivate_route(
     } else {
         return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
     }
-    }
 
     // Leave all joined rooms and reject all invitations
     for room_id in db.rooms.rooms_joined(&sender_user).chain(

src/client_server/device.rs

@@ -112,8 +112,7 @@ pub async fn delete_device_route(
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
-    } else {
-        if let Some(json) = body.json_body {
+    } else if let Some(json) = body.json_body {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
         db.uiaa
             .create(&sender_user, &sender_device, &uiaainfo, &json)?;
@@ -121,7 +120,6 @@ pub async fn delete_device_route(
     } else {
         return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
     }
-    }
 
     db.users.remove_device(&sender_user, &body.device_id)?;
 
@@ -166,8 +164,7 @@ pub async fn delete_devices_route(
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
-    } else {
-        if let Some(json) = body.json_body {
+    } else if let Some(json) = body.json_body {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
         db.uiaa
             .create(&sender_user, &sender_device, &uiaainfo, &json)?;
@@ -175,7 +172,6 @@ pub async fn delete_devices_route(
     } else {
         return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
     }
-    }
 
     for device_id in &body.devices {
         db.users.remove_device(&sender_user, &device_id)?

src/client_server/keys.rs

@@ -141,8 +141,7 @@ pub async fn upload_signing_keys_route(
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
-    } else {
-        if let Some(json) = body.json_body {
+    } else if let Some(json) = body.json_body {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
         db.uiaa
             .create(&sender_user, &sender_device, &uiaainfo, &json)?;
@@ -150,7 +149,6 @@ pub async fn upload_signing_keys_route(
     } else {
         return Err(Error::BadRequest(ErrorKind::NotJson, "Not json."));
     }
-    }
 
     if let Some(master_key) = &body.master_key {
         db.users.add_cross_signing_keys(

src/client_server/user_directory.rs

@@ -25,20 +25,22 @@ pub async fn search_users_route(
             avatar_url: db.users.avatar_url(&user_id).ok()?,
         };
 
-        if !user
+        let user_id_matches = user
             .user_id
             .to_string()
             .to_lowercase()
-            .contains(&body.search_term.to_lowercase())
-            && user
+            .contains(&body.search_term.to_lowercase());
+
+        let user_displayname_matches = user
             .display_name
             .as_ref()
             .filter(|name| {
                 name.to_lowercase()
                     .contains(&body.search_term.to_lowercase())
             })
-                .is_none()
-        {
+            .is_some();
+
+        if !user_id_matches && !user_displayname_matches {
             return None;
         }
 

src/database.rs

@@ -368,7 +368,7 @@ impl Database {
             if db.globals.database_version()? < 3 {
                 // Move media to filesystem
                 for (key, content) in db.media.mediaid_file.iter() {
-                    if content.len() == 0 {
+                    if content.is_empty() {
                         continue;
                     }
 
@@ -614,8 +614,8 @@ impl<'r> FromRequest<'r> for DatabaseGuard {
     }
 }
 
-impl Into<DatabaseGuard> for OwnedRwLockReadGuard<Database> {
-    fn into(self) -> DatabaseGuard {
-        DatabaseGuard(self)
+impl From<OwnedRwLockReadGuard<Database>> for DatabaseGuard {
+    fn from(val: OwnedRwLockReadGuard<Database>) -> Self {
+        Self(val)
     }
 }

src/database/abstraction/sqlite.rs

@@ -121,7 +121,7 @@ impl Pool {
 
         let spilled = Self::prepare_conn(&self.path, None).unwrap();
 
-        return HoldingConn::FromOwned(spilled, spill_arc);
+        HoldingConn::FromOwned(spilled, spill_arc)
     }
 }
 
@@ -250,16 +250,7 @@ macro_rules! iter_from_thread {
 
 impl Tree for SqliteTable {
     fn get(&self, key: &[u8]) -> Result<Option<Vec<u8>>> {
-        let guard = self.engine.pool.read_lock();
-
-        // let start = Instant::now();
-
-        let val = self.get_with_guard(&guard, key);
-
-        // debug!("get:       took {:?}", start.elapsed());
-        // debug!("get key: {:?}", &key)
-
-        val
+        self.get_with_guard(&self.engine.pool.read_lock(), key)
     }
 
     fn insert(&self, key: &[u8], value: &[u8]) -> Result<()> {

src/database/globals.rs

@@ -16,7 +16,7 @@ use std::{
     sync::{Arc, RwLock},
     time::{Duration, Instant},
 };
-use tokio::sync::{broadcast, Semaphore};
+use tokio::sync::{broadcast, watch::Receiver, Semaphore};
 use trust_dns_resolver::TokioAsyncResolver;
 
 use super::abstraction::Tree;
@@ -26,6 +26,11 @@ pub const COUNTER: &[u8] = b"c";
 type WellKnownMap = HashMap<Box<ServerName>, (String, String)>;
 type TlsNameMap = HashMap<String, webpki::DNSName>;
 type RateLimitState = (Instant, u32); // Time if last failed try, number of failed tries
+type SyncHandle = (
+    Option<String>,                                         // since
+    Receiver<Option<ConduitResult<sync_events::Response>>>, // rx
+);
+
 pub struct Globals {
     pub actual_destination_cache: Arc<RwLock<WellKnownMap>>, // actual_destination, host
     pub tls_name_override: Arc<RwLock<TlsNameMap>>,
@@ -39,15 +44,7 @@ pub struct Globals {
     pub bad_event_ratelimiter: Arc<RwLock<BTreeMap<EventId, RateLimitState>>>,
     pub bad_signature_ratelimiter: Arc<RwLock<BTreeMap<Vec<String>, RateLimitState>>>,
     pub servername_ratelimiter: Arc<RwLock<BTreeMap<Box<ServerName>, Arc<Semaphore>>>>,
-    pub sync_receivers: RwLock<
-        BTreeMap<
-            (UserId, Box<DeviceId>),
-            (
-                Option<String>,
-                tokio::sync::watch::Receiver<Option<ConduitResult<sync_events::Response>>>,
-            ), // since, rx
-        >,
-    >,
+    pub sync_receivers: RwLock<BTreeMap<(UserId, Box<DeviceId>), SyncHandle>>,
     pub rotate: RotationHandler,
 }
 
@@ -109,6 +106,12 @@ impl RotationHandler {
     }
 }
 
+impl Default for RotationHandler {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl Globals {
     pub fn load(
         globals: Arc<dyn Tree>,

src/database/media.rs

@@ -54,6 +54,7 @@ impl Media {
     }
 
     /// Uploads or replaces a file thumbnail.
+    #[allow(clippy::too_many_arguments)]
     pub async fn upload_thumbnail(
         &self,
         mxc: String,

src/database/rooms.rs

@@ -533,17 +533,15 @@ impl Rooms {
                     r
                 },
                 |pduid| {
-                    let r = Ok(Some(self.pduid_pdu.get(&pduid)?.ok_or_else(|| {
+                    Ok(Some(self.pduid_pdu.get(&pduid)?.ok_or_else(|| {
                         Error::bad_database("Invalid pduid in eventid_pduid.")
-                    })?));
-                    r
+                    })?))
                 },
             )?
             .map(|pdu| {
-                let r = serde_json::from_slice(&pdu)
+                serde_json::from_slice(&pdu)
                     .map_err(|_| Error::bad_database("Invalid PDU in db."))
-                    .map(Arc::new);
-                r
+                    .map(Arc::new)
             })
             .transpose()?
         {
@@ -1112,7 +1110,7 @@ impl Rooms {
                 }
             };
 
-            new_state.insert(shortstatekey, shorteventid.into());
+            new_state.insert(shortstatekey, shorteventid);
 
             let new_state_hash = self.calculate_hash(
                 &new_state

src/utils.rs

@@ -137,7 +137,7 @@ pub fn deserialize_from_str<
         where
             E: serde::de::Error,
         {
-            v.parse().map_err(|e| serde::de::Error::custom(e))
+            v.parse().map_err(serde::de::Error::custom)
         }
     }
     deserializer.deserialize_str(Visitor(std::marker::PhantomData))