File gnome-shell-calendar-fix-week-number.patch of Package gnome-shell.1083

From 1e8e5d4671f017926098fdf6bd79310372607713 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20M=C3=BCllner?= <fmuellner@gnome.org>
Date: Thu, 13 Nov 2014 15:14:56 +0000
Subject: [PATCH] calendar: Stop computing week number ourselves

Correctly computing the ISO week number is tricky and we already
have code in the platform to do it, so just refer its computation
to GDateTime rather than doing it ourselves.

https://bugzilla.gnome.org/show_bug.cgi?id=736722
---
 js/ui/calendar.js | 19 +------------------
 1 file changed, 1 insertion(+), 18 deletions(-)

Index: gnome-shell-3.10.4/js/ui/calendar.js
===================================================================
--- gnome-shell-3.10.4.orig/js/ui/calendar.js
+++ gnome-shell-3.10.4/js/ui/calendar.js
@@ -81,23 +81,6 @@ function _formatEventTime(event, clockFo
     return ret;
 }
 
-function _getCalendarWeekForDate(date) {
-    // Based on the algorithms found here:
-    // http://en.wikipedia.org/wiki/Talk:ISO_week_date
-    let midnightDate = new Date(date.getFullYear(), date.getMonth(), date.getDate());
-    // Need to get Monday to be 1 ... Sunday to be 7
-    let dayOfWeek = 1 + ((midnightDate.getDay() + 6) % 7);
-    let nearestThursday = new Date(midnightDate.getFullYear(), midnightDate.getMonth(),
-                                   midnightDate.getDate() + (4 - dayOfWeek));
-
-    let jan1st = new Date(nearestThursday.getFullYear(), 0, 1);
-    let diffDate = nearestThursday - jan1st;
-    let dayNumber = Math.floor(Math.abs(diffDate) / MSECS_IN_DAY);
-    let weekNumber = Math.floor(dayNumber / 7) + 1;
-
-    return weekNumber;
-}
-
 function _getCalendarDayAbbreviation(dayNumber) {
     let abbreviations = [
         /* Translators: Calendar grid abbreviation for Sunday.
@@ -655,7 +638,7 @@ const Calendar = new Lang.Class({
             }
 
             if (this._useWeekdate && iter.getDay() == 4) {
-                let label = new St.Label({ text: _getCalendarWeekForDate(iter).toString(),
+                let label = new St.Label({ text: iter.toLocaleFormat('%V'),
                                            style_class: 'calendar-day-base calendar-week-number'});
                 this.actor.add(label,
                                { row: row, col: 0, y_align: St.Align.MIDDLE });