Make minimum game client version configurable

rc_core/src/persist/config/cubes_json.rs

@@ -296,6 +296,7 @@ impl <C: Clone + Send> super::ConfigProvider<C> for CubeConfig {
             cdn_url: self.settings.server.cdn_url.trim_end_matches('/').to_owned(),
             auth_url: self.settings.server.auth_url.trim_end_matches('/').to_owned(),
             intercom_url: self.settings.server.intercom_url.trim_end_matches('/').to_owned(),
+            minimum_version: self.settings.server.min_version as i32,
         }
     }
 

rc_core/src/persist/config/traits.rs

@@ -91,6 +91,7 @@ pub struct ServerConfig {
     pub cdn_url: String,
     pub auth_url: String,
     pub intercom_url: String,
+    pub minimum_version: i32,
 }
 
 pub enum QueueChangeMode {

rc_core/src/persist/settings.rs

@@ -96,6 +96,8 @@ pub struct ServerSettings {
     pub support_url: String,
     #[serde(default = "default_wiki_url")]
     pub wiki_url: String,
+    #[serde(default = "default_game_version")]
+    pub min_version: u32,
 }
 
 #[derive(Serialize, Deserialize, Clone, Debug, Default)]
@@ -121,6 +123,7 @@ fn default_server_conf() -> ServerSettings {
         feedback_url: default_feedback_url(),
         support_url: default_support_url(),
         wiki_url: default_wiki_url(),
+        min_version: default_game_version(),
     }
 }
 
@@ -147,3 +150,7 @@ fn default_support_url() -> String {
 fn default_wiki_url() -> String {
     "https://git.ngram.ca/OpenJam/servers/wiki".to_owned()
 }
+
+fn default_game_version() -> u32 {
+    2855
+}

rc_services_room/src/operations/mod.rs

@@ -110,7 +110,7 @@ pub fn handler(init_ctx: &crate::InitConfig) -> OperationsHandler<crate::UserTy>
         .modify(oj_rc_core::polariton::RcOpModifier)
         .add(eac::EacChallengeIgnorer)
         .add(more_auth::MoreLobbyAuth)
-        .add(versioner::VersionTeller)
+        .add(versioner::version_teller(&init_ctx.cubes))
         .add(maintenancer::MaintenanceModeTeller)
         .add(game_quality::QualityConfigTeller)
         .add(login_flags::UserFlagsTeller)

rc_services_room/src/operations/versioner.rs

@@ -1,10 +1,11 @@
 use polariton_server::operations::{Operation, OperationCode};
 
-pub struct VersionTeller;
+pub struct VersionTeller {
+    latest_version: i32,
+}
 
 impl VersionTeller {
     const VERSION_NUMBER_KEY: u8 = 112;
-    const LATEST_VERSION: i32 = 2855;
 }
 
 impl <C: Send + 'static> Operation<C> for VersionTeller {
@@ -12,7 +13,7 @@ impl <C: Send + 'static> Operation<C> for VersionTeller {
 
     fn handle(&self, _: polariton::operation::ParameterTable<C>, _: &Self::User) -> polariton::operation::OperationResponse<C> {
         let mut resp_params = std::collections::HashMap::new();
-        resp_params.insert(Self::VERSION_NUMBER_KEY, polariton::operation::Typed::Int(Self::LATEST_VERSION));
+        resp_params.insert(Self::VERSION_NUMBER_KEY, polariton::operation::Typed::Int(self.latest_version));
         polariton::operation::OperationResponse {
             code: 103,
             return_code: 0,
@@ -27,3 +28,9 @@ impl OperationCode for VersionTeller {
         103
     }
 }
+
+pub fn version_teller(conf: &oj_rc_core::ConfigImpl) -> VersionTeller {
+    VersionTeller {
+        latest_version: <oj_rc_core::ConfigImpl as oj_rc_core::ConfigProvider<()>>::server_config(conf).minimum_version,
+    }
+}