/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "mozilla/Sprintf.h" #include "nsILocaleService.h" #include "nsDateTimeFormatCID.h" #include "nsIDateTimeFormat.h" #include "nsIScriptableDateFormat.h" #include "nsCOMPtr.h" #include "nsServiceManagerUtils.h" static NS_DEFINE_CID(kLocaleServiceCID, NS_LOCALESERVICE_CID); static NS_DEFINE_CID(kDateTimeFormatCID, NS_DATETIMEFORMAT_CID); class nsScriptableDateFormat : public nsIScriptableDateFormat { public: NS_DECL_ISUPPORTS NS_IMETHOD FormatDateTime(const char16_t *locale, nsDateFormatSelector dateFormatSelector, nsTimeFormatSelector timeFormatSelector, int32_t year, int32_t month, int32_t day, int32_t hour, int32_t minute, int32_t second, char16_t **dateTimeString) override; NS_IMETHOD FormatDate(const char16_t *locale, nsDateFormatSelector dateFormatSelector, int32_t year, int32_t month, int32_t day, char16_t **dateString) override {return FormatDateTime(locale, dateFormatSelector, kTimeFormatNone, year, month, day, 0, 0, 0, dateString);} NS_IMETHOD FormatTime(const char16_t *locale, nsTimeFormatSelector timeFormatSelector, int32_t hour, int32_t minute, int32_t second, char16_t **timeString) override {return FormatDateTime(locale, kDateFormatNone, timeFormatSelector, 1999, 1, 1, hour, minute, second, timeString);} nsScriptableDateFormat() {} private: nsString mStringOut; virtual ~nsScriptableDateFormat() {} }; NS_IMPL_ISUPPORTS(nsScriptableDateFormat, nsIScriptableDateFormat) NS_IMETHODIMP nsScriptableDateFormat::FormatDateTime( const char16_t *aLocale, nsDateFormatSelector dateFormatSelector, nsTimeFormatSelector timeFormatSelector, int32_t year, int32_t month, int32_t day, int32_t hour, int32_t minute, int32_t second, char16_t **dateTimeString) { // We can't have a valid date with the year, month or day // being lower than 1. if (year < 1 || month < 1 || day < 1) return NS_ERROR_INVALID_ARG; nsresult rv; nsAutoString localeName(aLocale); *dateTimeString = nullptr; nsCOMPtr<nsILocale> locale; // re-initialise locale pointer only if the locale was given explicitly if (!localeName.IsEmpty()) { // get locale service nsCOMPtr<nsILocaleService> localeService(do_GetService(kLocaleServiceCID, &rv)); NS_ENSURE_SUCCESS(rv, rv); // get locale rv = localeService->NewLocale(localeName, getter_AddRefs(locale)); NS_ENSURE_SUCCESS(rv, rv); } nsCOMPtr<nsIDateTimeFormat> dateTimeFormat(do_CreateInstance(kDateTimeFormatCID, &rv)); NS_ENSURE_SUCCESS(rv, rv); tm tmTime; time_t timetTime; memset(&tmTime, 0, sizeof(tmTime)); tmTime.tm_year = year - 1900; tmTime.tm_mon = month - 1; tmTime.tm_mday = day; tmTime.tm_hour = hour; tmTime.tm_min = minute; tmTime.tm_sec = second; tmTime.tm_yday = tmTime.tm_wday = 0; tmTime.tm_isdst = -1; timetTime = mktime(&tmTime); if ((time_t)-1 != timetTime) { rv = dateTimeFormat->FormatTime(locale, dateFormatSelector, timeFormatSelector, timetTime, mStringOut); } else { // if mktime fails (e.g. year <= 1970), then try NSPR. PRTime prtime; char string[32]; SprintfLiteral(string, "%.2d/%.2d/%d %.2d:%.2d:%.2d", month, day, year, hour, minute, second); if (PR_SUCCESS != PR_ParseTimeString(string, false, &prtime)) return NS_ERROR_INVALID_ARG; rv = dateTimeFormat->FormatPRTime(locale, dateFormatSelector, timeFormatSelector, prtime, mStringOut); } if (NS_SUCCEEDED(rv)) *dateTimeString = ToNewUnicode(mStringOut); return rv; } nsresult NS_NewScriptableDateFormat(nsISupports* aOuter, REFNSIID aIID, void** aResult) { if (aOuter) return NS_ERROR_NO_AGGREGATION; nsScriptableDateFormat* result = new nsScriptableDateFormat(); if (! result) return NS_ERROR_OUT_OF_MEMORY; NS_ADDREF(result); nsresult rv = result->QueryInterface(aIID, aResult); NS_RELEASE(result); return rv; }