1 files changed, 35 insertions, 18 deletions
diff --git a/resources/startup.js b/resources/startup.js
index 7951af06..b6a27d2d 100644
--- a/resources/startup.js
+++ b/resources/startup.js
@@ -3,31 +3,48 @@
  * continue loading the jquery and mediawiki modules. This code should work on
  * even the most ancient of browsers, so be very careful when editing.
  */
+
 /**
  * Returns false when run in a black-listed browser
  *
  * This function will be deleted after it's used, so do not expand it to be
- * generally useful beyond startup
+ * generally useful beyond startup.
  *
- * jQuery has minimum requirements of:
- * * Internet Explorer 6.0+
- * * Firefox 3.6+
- * * Safari 5.0+
- * * Opera 11+
- * * Chrome
+ * See also:
+ * - https://www.mediawiki.org/wiki/Compatibility#Browser
+ * - http://jquerymobile.com/gbs/
+ * - http://jquery.com/browser-support/
  */
-function isCompatible() {
-	// IE < 6.0
-	if ( navigator.appVersion.indexOf( 'MSIE' ) !== -1
-		&& parseFloat( navigator.appVersion.split( 'MSIE' )[1] ) < 6 )
-	{
-		return false;
+
+/*jshint unused: false */
+function isCompatible( ua ) {
+	if ( ua === undefined ) {
+		ua = navigator.userAgent;
 	}
-	// @todo FIXME: Firefox < 3.6
-	// @todo FIXME: Safari < 5.0
-	// @todo FIXME: Opera < 11
-	return true;
+
+	// MediaWiki JS or jQuery is known to have issues with:
+	return !(
+		// Internet Explorer < 6
+		( ua.indexOf( 'MSIE' ) !== -1 && parseFloat( ua.split( 'MSIE' )[1] ) < 6 ) ||
+		// Firefox < 3
+		( ua.indexOf( 'Firefox/' ) !== -1 && parseFloat( ua.split( 'Firefox/' )[1] ) < 3 ) ||
+		// BlackBerry < 6
+		ua.match( /BlackBerry[^\/]*\/[1-5]\./ ) ||
+		// Open WebOS < 1.5
+		ua.match( /webOS\/1\.[0-4]/ ) ||
+		// Anything PlayStation based.
+		ua.match( /PlayStation/i ) ||
+		// Any Symbian based browsers
+		ua.match( /SymbianOS|Series60/ ) ||
+		// Any NetFront based browser
+		ua.match( /NetFront/ ) ||
+		// Opera Mini, all versions
+		ua.match( /Opera Mini/ ) ||
+		// Nokia's Ovi Browser
+		ua.match( /S40OviBrowser/ )
+	);
 }
+
 /**
- * The startUp() function will be generated and added here (at the bottom)
+ * The startUp() function will be auto-generated and added below.
  */