WASMX live setting

app/controllers/Dev.scala

@@ -17,7 +17,8 @@ object Dev extends LilaController {
     Env.irwin.irwinModeSetting,
     Env.explorer.indexFlowSetting,
     Env.report.scoreThresholdSetting,
-    Env.api.cspEnabledSetting
+    Env.api.cspEnabledSetting,
+    Env.api.wasmxEnabledSetting
   )
 
   def settings = Secure(_.Settings) { implicit ctx => me =>

app/templating/Environment.scala

@@ -56,6 +56,8 @@ object Environment
 
   def cspEnabled = apiEnv.cspEnabledSetting.get _
 
+  def wasmxEnabled = apiEnv.wasmxEnabledSetting.get _
+
   def isChatPanicEnabled =
     lila.chat.Env.current.panic.enabled
 

app/views/base/layout.scala.html

@@ -25,7 +25,9 @@ csp: Option[lila.common.ContentSecurityPolicy] = None)(body: Html)(implicit ctx:
     <meta http-equiv="Content-Security-Policy" content="@csp.getOrElse(defaultCsp)">
     }
     @if(isProd) {
-    <!-- <meta http-equiv="origin-trial" data-feature="WebAssembly Threads" data-expires="2018-12-12" content="AvQS5g8cLXUfw7Vu3lmQ6B55HURS0KMuY6blwOUmAPYX3Jph8GXMSO4/jTx3el3BxG8SyJRlQTbsRRsjOHwiCAMAAABXeyJvcmlnaW4iOiJodHRwczovL2xpY2hlc3Mub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJBc3NlbWJseVRocmVhZHMiLCJleHBpcnkiOjE1NDQ2MzY2MzN9"> -->
+    @if(wasmxEnabled()) {
+    <meta http-equiv="origin-trial" data-feature="WebAssembly Threads" data-expires="2018-12-12" content="AvQS5g8cLXUfw7Vu3lmQ6B55HURS0KMuY6blwOUmAPYX3Jph8GXMSO4/jTx3el3BxG8SyJRlQTbsRRsjOHwiCAMAAABXeyJvcmlnaW4iOiJodHRwczovL2xpY2hlc3Mub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJBc3NlbWJseVRocmVhZHMiLCJleHBpcnkiOjE1NDQ2MzY2MzN9">
+    }
     <title>@fullTitle.getOrElse{@title • lichess.org}</title>
     <link href="https://fonts.googleapis.com/css?family=Noto+Sans:400,700|Roboto:300" rel="stylesheet">
     <link href="https://fonts.googleapis.com/css?family=Roboto+Mono:500&text=0123456789:." rel="stylesheet">

modules/api/src/main/Env.scala

@@ -64,6 +64,12 @@ final class Env(
     text = "Enable CSP for everyone.".some
   )
 
+  val wasmxEnabledSetting = settingStore[Boolean](
+    "wasmxEnabled",
+    default = false,
+    text = "Enable WASMX for everyone.".some
+  )
+
   object Accessibility {
     val blindCookieName = config getString "accessibility.blind.cookie.name"
     val blindCookieMaxAge = config getInt "accessibility.blind.cookie.max_age"