It looks like it's just to generate names of days, using a known month/year which starts on a Sunday by the looks of it.
> On Dec 7, 2014, at 4:13 AM, sgrebnov <g...@git.apache.org> wrote: > > Github user sgrebnov commented on a diff in the pull request: > > > https://github.com/apache/cordova-plugin-globalization/pull/31#discussion_r21424012 > > --- Diff: src/windows/GlobalizationProxy.js --- > @@ -0,0 +1,294 @@ > +/* > + Licensed under the Apache License, Version 2.0 (the "License"); > + you may not use this file except in compliance with the License. > + You may obtain a copy of the License at > + > + http://www.apache.org/licenses/LICENSE-2.0 > + > + Unless required by applicable law or agreed to in writing, software > + distributed under the License is distributed on an "AS IS" BASIS, > + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or > implied. > + See the License for the specific language governing permissions and > + limitations under the License. > +*/ > + > +var GlobalizationError = require('./GlobalizationError'); > +var locale = navigator.userLanguage; > + > +var decimalFormatter; > +var currencyFormatter; > +var percentFormatter; > + > +function createRoundingAlgorithm() { > + // This is undefined in case of Windows 8.0 > + if (Windows.Globalization.NumberFormatting.IncrementNumberRounder) { > + var rounder = new > Windows.Globalization.NumberFormatting.IncrementNumberRounder(); > + rounder.roundingAlgorithm = > Windows.Globalization.NumberFormatting.RoundingAlgorithm.roundHalfUp; > + rounder.increment = 0.01; > + > + return rounder; > + } > + > + return null; > +} > + > +function createDecimalFormatter(regionName) { > + decimalFormatter = new > Windows.Globalization.NumberFormatting.DecimalFormatter([locale], regionName); > + > + decimalFormatter.numberRounder = createRoundingAlgorithm(); > + decimalFormatter.isGrouped = false; > + > + return decimalFormatter; > +} > + > +function getDecimalFormatter(regionName) { > + return decimalFormatter || createDecimalFormatter(regionName); > +} > + > +function createCurrencyFormatter(regionName) { > + var regionObj = new > Windows.Globalization.GeographicRegion(regionName); > + var currency = regionObj.currenciesInUse[0]; > + > + currencyFormatter = new > Windows.Globalization.NumberFormatting.CurrencyFormatter(currency, [locale], > regionName); > + > + currencyFormatter.numberRounder = createRoundingAlgorithm(); > + currencyFormatter.isGrouped = true; > + > + return currencyFormatter; > +} > + > +function getCurrencyFormatter(regionName) { > + return currencyFormatter || createCurrencyFormatter(regionName); > +} > + > +function createPercentFormatter(regionName) { > + percentFormatter = new > Windows.Globalization.NumberFormatting.PercentFormatter([locale], regionName); > + > + percentFormatter.numberRounder = createRoundingAlgorithm(); > + percentFormatter.fractionDigits = 0; > + percentFormatter.isGrouped = false; > + > + return percentFormatter; > +} > + > +function getPercentFormatter(regionName) { > + return percentFormatter || createPercentFormatter(regionName); > +} > + > +function getNumberFormatter(options) { > + options = options || { type: 'decimal' }; > + options.type = options.type || 'decimal'; > + > + var tags = locale.split('-'); > + var regionName = tags[tags.length - 1]; > + > + switch (options.type) { > + case 'decimal': > + { > + return getDecimalFormatter(regionName); > + } > + case 'currency': > + { > + return getCurrencyFormatter(regionName); > + } > + case 'percent': > + { > + return getPercentFormatter(regionName); > + } > + default: > + throw "The options.type can be 'decimal', 'percent', or > 'currency' only"; > + }; > +} > + > +module.exports = { > + getPreferredLanguage: function (win, fail) { > + try { > + var language = > Windows.System.UserProfile.GlobalizationPreferences.languages[0]; > + > + win({ value: language }); > + } catch (e) { > + fail(e); > + } > + }, > + > + getLocaleName: function (win, fail) { > + // Corresponds to a user-selected regional format > + win({ value: locale }); > + }, > + > + dateToString: function (win, fail, args) { > + tryDoAction(GlobalizationProxy.GlobalizationProxy.dateToString, > + JSON.stringify({ > + date: args[0].date, > + options: args[0].options || { formatLength: "short", > selector: "date and time" } > + }), win, fail); > + }, > + > + stringToDate: function (win, fail, args) { > + tryDoAction(GlobalizationProxy.GlobalizationProxy.stringToDate, > + JSON.stringify({ > + dateString: args[0].dateString, > + options: args[0].options || { formatLength: "short", > selector: "date and time" } > + }), win, fail); > + }, > + > + getDateNames: function (win, fail, args) { > + try { > + var options = args[0].options || { type: 'wide', item: > 'months' }; > + var type = options.type || 'wide'; > + var item = options.item || 'months'; > + > + var monthFormat = > Windows.Globalization.DateTimeFormatting.MonthFormat.none; > + var dayOfWeekFormat = > Windows.Globalization.DateTimeFormatting.DayOfWeekFormat.none; > + > + if (item === 'months' && type === 'wide') { > + monthFormat = > Windows.Globalization.DateTimeFormatting.MonthFormat.full; > + } else if (item === 'months' && type === 'narrow') { > + monthFormat = > Windows.Globalization.DateTimeFormatting.MonthFormat.abbreviated; > + } else if (item === 'days' && type === 'wide') { > + dayOfWeekFormat = > Windows.Globalization.DateTimeFormatting.DayOfWeekFormat.full; > + } else if (item === 'days' && type === 'narrow') { > + dayOfWeekFormat = > Windows.Globalization.DateTimeFormatting.DayOfWeekFormat.abbreviated; > + } else { > + throw "Incorrect item type"; > + } > + > + var formatter = new > Windows.Globalization.DateTimeFormatting.DateTimeFormatter( > + Windows.Globalization.DateTimeFormatting.YearFormat.none, > + monthFormat, > + Windows.Globalization.DateTimeFormatting.DayFormat.none, > + dayOfWeekFormat, > + Windows.Globalization.DateTimeFormatting.HourFormat.none, > + > Windows.Globalization.DateTimeFormatting.MinuteFormat.none, > + > Windows.Globalization.DateTimeFormatting.SecondFormat.none, > + [locale]); > + > + var result = []; > + if (item === 'months') { > + for (var i = 0; i < 12; i++) { > + var date = new Date(2014, i, 20, 0, 0, 0, 0); > + result[i] = formatter.format(date); > + } > + } else { > + for (i = 0; i < 7; i++) { > + date = new Date(2014, 5, i + 1, 0, 0, 0, 0); > --- End diff -- > > why 2014 is hardcoded? > > > --- > If your project is set up for it, you can reply to this email and have your > reply appear on GitHub as well. 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