From aa86d7005b485cfcc31f6787f24ef75d9ea97031 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Tue, 16 Apr 2013 00:29:20 +0200
Subject: [PATCH] Added fix for browser's jump-to-anchor

---
 wcfsetup/install/files/js/WCF.js         | 34 +++++++++++++++++++++---
 wcfsetup/install/files/style/layout.less |  7 +++++
 2 files changed, 37 insertions(+), 4 deletions(-)

diff --git a/wcfsetup/install/files/js/WCF.js b/wcfsetup/install/files/js/WCF.js
index 1c359e41b0..f52113ea19 100755
--- a/wcfsetup/install/files/js/WCF.js
+++ b/wcfsetup/install/files/js/WCF.js
@@ -4055,9 +4055,10 @@ WCF.Effect.Scroll = Class.extend({
 	 * 
 	 * @param	jQuery		element
 	 * @param	boolean		excludeMenuHeight
+	 * @param	boolean		disableAnimation
 	 * @return	boolean
 	 */
-	scrollTo: function(element, excludeMenuHeight) {
+	scrollTo: function(element, excludeMenuHeight, disableAnimation) {
 		if (!element.length) {
 			return true;
 		}
@@ -4078,9 +4079,14 @@ WCF.Effect.Scroll = Class.extend({
 			}
 		}
 		
-		$('html,body').animate({ scrollTop: $elementOffset }, 400, function (x, t, b, c, d) {
-			return -c * ( ( t = t / d - 1 ) * t * t * t - 1) + b;
-		});
+		if (disableAnimation === true) {
+			$('html,body').scrollTop($elementOffset);
+		}
+		else {
+			$('html,body').animate({ scrollTop: $elementOffset }, 400, function (x, t, b, c, d) {
+				return -c * ( ( t = t / d - 1 ) * t * t * t - 1) + b;
+			});
+		}
 		
 		return false;
 	}
@@ -5166,6 +5172,26 @@ WCF.Search.User = WCF.Search.Base.extend({
  */
 WCF.System = { };
 
+/**
+ * Fixes scroll offset on page load.
+ */
+WCF.System.JumpToAnchor = {
+	execute: function() {
+		if (window.location.hash) {
+			var $element = $(window.location.hash);
+			if ($element.length) {
+				$element.addClass('userPanelJumpToAnchorFix');
+				
+				new WCF.PeriodicalExecuter(function(pe) {
+					pe.stop();
+					
+					$element.removeClass('userPanelJumpToAnchorFix');
+				}, 5000);
+			}
+		}
+	}
+};
+
 /**
  * System notification overlays.
  * 
diff --git a/wcfsetup/install/files/style/layout.less b/wcfsetup/install/files/style/layout.less
index 278c41c619..c47aea12d8 100644
--- a/wcfsetup/install/files/style/layout.less
+++ b/wcfsetup/install/files/style/layout.less
@@ -148,6 +148,13 @@
 	}
 }
 
+.userPanelJumpToAnchorFix:before {
+	content: "";
+	display: block;
+	height: 40px;
+	margin-top: -40px;
+}
+
 @media only screen and (max-width: 768px) {
 	.userPanel {
 		height: auto;
-- 
2.20.1