Merge "Preferences: Fix issues from 6d3c65b5b0"

[lhc/web/wiklou.git] / resources / src / startup.js

diff --git a/resources/src/startup.js b/resources/src/startup.js
index 5ee295b..1d1455c 100644 (file)
--- a/resources/src/startup.js
+++ b/resources/src/startup.js
@@ -12,7 +12,7 @@ if ( !window.performance ) {
 if ( !performance.mark ) {
        performance.mark = function () {};
 }
-performance.mark( 'mediaWikiStartUp' );
+performance.mark( 'mwLoadStart' );
 
 /**
  * Returns false for Grade C supported browsers.
@@ -25,7 +25,8 @@ performance.mark( 'mediaWikiStartUp' );
  * - https://jquery.com/browser-support/
  */
 
-/*jshint unused: false */
+/*jshint unused: false, evil: true */
+/*globals mw, RLQ: true, $VARS, $CODE */
 function isCompatible( ua ) {
        if ( ua === undefined ) {
                ua = navigator.userAgent;
@@ -67,6 +68,49 @@ function isCompatible( ua ) {
        );
 }
 
-/**
- * The startUp() function will be auto-generated and added below.
- */
+// Conditional script injection
+( function () {
+       if ( !isCompatible() ) {
+               // Undo class swapping in case of an unsupported browser.
+               // See OutputPage::getHeadScripts().
+               document.documentElement.className = document.documentElement.className
+                       .replace( /(^|\s)client-js(\s|$)/, '$1client-nojs$2' );
+               return;
+       }
+
+       /**
+        * The $CODE and $VARS placeholders are substituted in ResourceLoaderStartUpModule.php.
+        */
+       function startUp() {
+               mw.config = new mw.Map( $VARS.wgLegacyJavaScriptGlobals );
+
+               $CODE.registrations();
+
+               mw.config.set( $VARS.configuration );
+
+               // Must be after mw.config.set because these callbacks may use mw.loader which
+               // needs to have values 'skin', 'debug' etc. from mw.config.
+               window.RLQ = window.RLQ || [];
+               while ( RLQ.length ) {
+                       RLQ.shift()();
+               }
+               window.RLQ = {
+                       push: function ( fn ) {
+                               fn();
+                       }
+               };
+       }
+
+       var script = document.createElement( 'script' );
+       script.src = $VARS.baseModulesUri;
+       script.onload = script.onreadystatechange = function () {
+               if ( !script.readyState || /loaded|complete/.test( script.readyState ) ) {
+                       // Clean up
+                       script.onload = script.onreadystatechange = null;
+                       script = null;
+                       // Callback
+                       startUp();
+               }
+       };
+       document.getElementsByTagName( 'head' )[0].appendChild( script );
+}() );