From 63601400e476c6cf43d985f3e7b9864681695ed4 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Fri, 18 Jan 2013 16:46:04 +0100
Subject: Update to MediaWiki 1.20.2

this update includes:
* adjusted Arch Linux skin
* updated FluxBBAuthPlugin
* patch for https://bugzilla.wikimedia.org/show_bug.cgi?id=44024
---
 .../Vector/modules/ext.vector.editWarning.js       | 61 ++++++++--------------
 1 file changed, 23 insertions(+), 38 deletions(-)

(limited to 'extensions/Vector/modules/ext.vector.editWarning.js')

diff --git a/extensions/Vector/modules/ext.vector.editWarning.js b/extensions/Vector/modules/ext.vector.editWarning.js
index e6ee5c60..e128fd45 100644
--- a/extensions/Vector/modules/ext.vector.editWarning.js
+++ b/extensions/Vector/modules/ext.vector.editWarning.js
@@ -11,22 +11,11 @@
 		$( '#wpTextbox1, #wpSummary' ).each( function () {
 			$(this).data( 'origtext', $(this).val() );
 		});
-		// Attach our own handler for onbeforeunload which respects the current one
-		var otherOnBeforeUnload = window.onbeforeunload;
-		function ourOnBeforeUnload() {
-			var fallbackResult, retval;
+		var savedWindowOnBeforeUnload;
+		$( window )
+			.on( 'beforeunload.editwarning', function () {
+				var retval;
 
-			// Check if someone already set an onbeforeunload hook
-			if ( otherOnBeforeUnload ) {
-				// Get the result of their onbeforeunload hook
-				fallbackResult = otherOnBeforeUnload();
-			}
-
-			// Check if their onbeforeunload hook returned something
-			if ( fallbackResult !== undefined ) {
-				// Exit here, returning their message
-				retval = fallbackResult;
-			} else {
 				// Check if the current values of some form elements are the same as
 				// the original values
 				if (
@@ -37,33 +26,29 @@
 					// Return our message
 					retval = mw.msg( 'vector-editwarning-warning' );
 				}
-			}
-
-			// Unset the onbeforeunload handler so we don't break page caching in Firefox
-			window.onbeforeunload = null;
-			if ( retval !== undefined ) {
-				// ...but if the user chooses not to leave the page, we need to rebind it
-				setTimeout( function () {
-					window.onbeforeunload = ourOnBeforeUnload;
-				}, 1 );
-				return retval;
-			}
-		}
-
-		// Do the first binding now
-		window.onbeforeunload = ourOnBeforeUnload;
 
-		function pageShowHandler() {
-			// Re-add onbeforeunload handler on pageshow.
-			window.onbeforeunload = ourOnBeforeUnload;
-		}
-
-		$( window ).on( 'pageshow', pageShowHandler );
+				// Unset the onbeforeunload handler so we don't break page caching in Firefox
+				savedWindowOnBeforeUnload = window.onbeforeunload;
+				window.onbeforeunload = null;
+				if ( retval !== undefined ) {
+					// ...but if the user chooses not to leave the page, we need to rebind it
+					setTimeout( function () {
+						window.onbeforeunload = savedWindowOnBeforeUnload;
+					}, 1 );
+					return retval;
+				}
+			} )
+			.on( 'pageshow.editwarning', function () {
+				// Re-add onbeforeunload handler
+				if ( window.onbeforeunload == null ) {
+					window.onbeforeunload = savedWindowOnBeforeUnload;
+				}
+			} );
 
 		// Add form submission handler
 		$( '#editform' ).submit( function () {
-			// Restore whatever previous onbeforeload hook existed
-			window.onbeforeunload = otherOnBeforeUnload;
+			// Unbind our handlers
+			$( window ).off( '.editwarning' );
 		});
 	});
 
-- 
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