mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
2cdb300546
On Android Lollipop, our setlocale call returns "C", rather than the null it returns on earlier Android versions. This impacts locale detection, causing devices to always appear to be in en-US. This patch conditionally ignores "C" if MOZ_WIDGET_ANDROID is set.
390 lines
10 KiB
C++
390 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifdef MOZ_WIDGET_QT
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#include <QString>
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#include <QtCore/QLocale>
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#endif
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#include "nsCOMPtr.h"
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#include "nsAutoPtr.h"
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#include "nsILocale.h"
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#include "nsILocaleService.h"
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#include "nsLocale.h"
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#include "nsCRT.h"
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#include "prprf.h"
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#include "nsTArray.h"
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#include "nsString.h"
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#include <ctype.h>
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#if defined(XP_WIN)
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# include "nsWin32Locale.h"
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#elif defined(XP_MACOSX)
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# include <Carbon/Carbon.h>
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#elif defined(XP_UNIX)
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# include <locale.h>
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# include <stdlib.h>
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# include "nsPosixLocale.h"
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#endif
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//
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// implementation constants
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const int LocaleListLength = 6;
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const char* LocaleList[LocaleListLength] =
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{
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NSILOCALE_COLLATE,
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NSILOCALE_CTYPE,
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NSILOCALE_MONETARY,
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NSILOCALE_NUMERIC,
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NSILOCALE_TIME,
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NSILOCALE_MESSAGE
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};
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#define NSILOCALE_MAX_ACCEPT_LANGUAGE 16
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#define NSILOCALE_MAX_ACCEPT_LENGTH 18
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#if (defined(XP_UNIX) && !defined(XP_MACOSX))
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static int posix_locale_category[LocaleListLength] =
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{
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LC_COLLATE,
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LC_CTYPE,
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LC_MONETARY,
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LC_NUMERIC,
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LC_TIME,
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#ifdef HAVE_I18N_LC_MESSAGES
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LC_MESSAGES
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#else
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LC_CTYPE
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#endif
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};
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#endif
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//
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// nsILocaleService implementation
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//
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class nsLocaleService: public nsILocaleService {
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public:
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//
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// nsISupports
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//
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NS_DECL_THREADSAFE_ISUPPORTS
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//
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// nsILocaleService
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//
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NS_DECL_NSILOCALESERVICE
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nsLocaleService(void);
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protected:
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nsresult SetSystemLocale(void);
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nsresult SetApplicationLocale(void);
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nsCOMPtr<nsILocale> mSystemLocale;
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nsCOMPtr<nsILocale> mApplicationLocale;
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virtual ~nsLocaleService(void);
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};
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//
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// nsLocaleService methods
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//
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nsLocaleService::nsLocaleService(void)
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{
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#ifdef XP_WIN
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nsAutoString xpLocale;
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//
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// get the system LCID
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//
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LCID win_lcid = GetSystemDefaultLCID();
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NS_ENSURE_TRUE_VOID(win_lcid);
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nsWin32Locale::GetXPLocale(win_lcid, xpLocale);
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nsresult rv = NewLocale(xpLocale, getter_AddRefs(mSystemLocale));
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NS_ENSURE_SUCCESS_VOID(rv);
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//
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// get the application LCID
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//
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win_lcid = GetUserDefaultLCID();
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NS_ENSURE_TRUE_VOID(win_lcid);
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nsWin32Locale::GetXPLocale(win_lcid, xpLocale);
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rv = NewLocale(xpLocale, getter_AddRefs(mApplicationLocale));
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NS_ENSURE_SUCCESS_VOID(rv);
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#endif
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#if defined(XP_UNIX) && !defined(XP_MACOSX)
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nsRefPtr<nsLocale> resultLocale(new nsLocale());
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NS_ENSURE_TRUE_VOID(resultLocale);
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#ifdef MOZ_WIDGET_QT
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const char* lang = QLocale::system().name().toUtf8();
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#else
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// Get system configuration
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const char* lang = getenv("LANG");
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#endif
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nsAutoString xpLocale, platformLocale;
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nsAutoString category, category_platform;
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int i;
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for( i = 0; i < LocaleListLength; i++ ) {
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nsresult result;
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// setlocale( , "") evaluates LC_* and LANG
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char* lc_temp = setlocale(posix_locale_category[i], "");
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CopyASCIItoUTF16(LocaleList[i], category);
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category_platform = category;
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category_platform.AppendLiteral("##PLATFORM");
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bool lc_temp_valid = lc_temp != nullptr;
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#if defined(MOZ_WIDGET_ANDROID)
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// Treat the "C" env as nothing useful. See Bug 1095298.
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lc_temp_valid = lc_temp_valid && strcmp(lc_temp, "C") != 0;
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#endif
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if (lc_temp_valid) {
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result = nsPosixLocale::GetXPLocale(lc_temp, xpLocale);
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CopyASCIItoUTF16(lc_temp, platformLocale);
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} else {
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if ( lang == nullptr ) {
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platformLocale.AssignLiteral("en_US");
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result = nsPosixLocale::GetXPLocale("en-US", xpLocale);
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} else {
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CopyASCIItoUTF16(lang, platformLocale);
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result = nsPosixLocale::GetXPLocale(lang, xpLocale);
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}
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}
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if (NS_FAILED(result)) {
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return;
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}
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resultLocale->AddCategory(category, xpLocale);
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resultLocale->AddCategory(category_platform, platformLocale);
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}
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mSystemLocale = do_QueryInterface(resultLocale);
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mApplicationLocale = do_QueryInterface(resultLocale);
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#endif // XP_UNIX
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#ifdef XP_MACOSX
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// Get string representation of user's current locale
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CFLocaleRef userLocaleRef = ::CFLocaleCopyCurrent();
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CFStringRef userLocaleStr = ::CFLocaleGetIdentifier(userLocaleRef);
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::CFRetain(userLocaleStr);
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nsAutoTArray<UniChar, 32> buffer;
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int size = ::CFStringGetLength(userLocaleStr);
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buffer.SetLength(size + 1);
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CFRange range = ::CFRangeMake(0, size);
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::CFStringGetCharacters(userLocaleStr, range, buffer.Elements());
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buffer[size] = 0;
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// Convert the locale string to the format that Mozilla expects
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nsAutoString xpLocale(reinterpret_cast<char16_t*>(buffer.Elements()));
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xpLocale.ReplaceChar('_', '-');
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nsresult rv = NewLocale(xpLocale, getter_AddRefs(mSystemLocale));
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if (NS_SUCCEEDED(rv)) {
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mApplicationLocale = mSystemLocale;
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}
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::CFRelease(userLocaleStr);
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::CFRelease(userLocaleRef);
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NS_ASSERTION(mApplicationLocale, "Failed to create locale objects");
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#endif // XP_MACOSX
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}
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nsLocaleService::~nsLocaleService(void)
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{
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}
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NS_IMPL_ISUPPORTS(nsLocaleService, nsILocaleService)
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NS_IMETHODIMP
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nsLocaleService::NewLocale(const nsAString &aLocale, nsILocale **_retval)
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{
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nsresult result;
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*_retval = nullptr;
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nsRefPtr<nsLocale> resultLocale(new nsLocale());
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if (!resultLocale) return NS_ERROR_OUT_OF_MEMORY;
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for (int32_t i = 0; i < LocaleListLength; i++) {
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NS_ConvertASCIItoUTF16 category(LocaleList[i]);
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result = resultLocale->AddCategory(category, aLocale);
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if (NS_FAILED(result)) return result;
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#if defined(XP_UNIX) && !defined(XP_MACOSX)
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category.AppendLiteral("##PLATFORM");
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result = resultLocale->AddCategory(category, aLocale);
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if (NS_FAILED(result)) return result;
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#endif
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}
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NS_ADDREF(*_retval = resultLocale);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsLocaleService::GetSystemLocale(nsILocale **_retval)
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{
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if (mSystemLocale) {
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NS_ADDREF(*_retval = mSystemLocale);
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return NS_OK;
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}
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*_retval = (nsILocale*)nullptr;
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsLocaleService::GetApplicationLocale(nsILocale **_retval)
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{
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if (mApplicationLocale) {
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NS_ADDREF(*_retval = mApplicationLocale);
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return NS_OK;
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}
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*_retval=(nsILocale*)nullptr;
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsLocaleService::GetLocaleFromAcceptLanguage(const char *acceptLanguage, nsILocale **_retval)
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{
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char* cPtr;
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char* cPtr1;
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char* cPtr2;
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int i;
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int j;
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int countLang = 0;
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char acceptLanguageList[NSILOCALE_MAX_ACCEPT_LANGUAGE][NSILOCALE_MAX_ACCEPT_LENGTH];
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nsresult result;
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nsAutoArrayPtr<char> input(new char[strlen(acceptLanguage)+1]);
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strcpy(input, acceptLanguage);
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cPtr1 = input-1;
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cPtr2 = input;
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/* put in standard form */
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while (*(++cPtr1)) {
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if (isalpha(*cPtr1)) *cPtr2++ = tolower(*cPtr1); /* force lower case */
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else if (isspace(*cPtr1)) ; /* ignore any space */
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else if (*cPtr1=='-') *cPtr2++ = '_'; /* "-" -> "_" */
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else if (*cPtr1=='*') ; /* ignore "*" */
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else *cPtr2++ = *cPtr1; /* else unchanged */
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}
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*cPtr2 = '\0';
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countLang = 0;
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if (strchr(input,';')) {
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/* deal with the quality values */
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float qvalue[NSILOCALE_MAX_ACCEPT_LANGUAGE];
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float qSwap;
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float bias = 0.0f;
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char* ptrLanguage[NSILOCALE_MAX_ACCEPT_LANGUAGE];
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char* ptrSwap;
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cPtr = nsCRT::strtok(input,",",&cPtr2);
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while (cPtr) {
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qvalue[countLang] = 1.0f;
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/* add extra parens to get rid of warning */
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if ((cPtr1 = strchr(cPtr,';')) != nullptr) {
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PR_sscanf(cPtr1,";q=%f",&qvalue[countLang]);
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*cPtr1 = '\0';
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}
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if (strlen(cPtr)<NSILOCALE_MAX_ACCEPT_LANGUAGE) { /* ignore if too long */
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qvalue[countLang] -= (bias += 0.0001f); /* to insure original order */
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ptrLanguage[countLang++] = cPtr;
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if (countLang>=NSILOCALE_MAX_ACCEPT_LANGUAGE) break; /* quit if too many */
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}
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cPtr = nsCRT::strtok(cPtr2,",",&cPtr2);
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}
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/* sort according to decending qvalue */
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/* not a very good algorithm, but count is not likely large */
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for ( i=0 ; i<countLang-1 ; i++ ) {
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for ( j=i+1 ; j<countLang ; j++ ) {
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if (qvalue[i]<qvalue[j]) {
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qSwap = qvalue[i];
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qvalue[i] = qvalue[j];
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qvalue[j] = qSwap;
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ptrSwap = ptrLanguage[i];
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ptrLanguage[i] = ptrLanguage[j];
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ptrLanguage[j] = ptrSwap;
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}
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}
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}
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for ( i=0 ; i<countLang ; i++ ) {
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PL_strncpyz(acceptLanguageList[i],ptrLanguage[i],NSILOCALE_MAX_ACCEPT_LENGTH);
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}
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} else {
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/* simple case: no quality values */
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cPtr = nsCRT::strtok(input,",",&cPtr2);
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while (cPtr) {
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if (strlen(cPtr)<NSILOCALE_MAX_ACCEPT_LENGTH) { /* ignore if too long */
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PL_strncpyz(acceptLanguageList[countLang++],cPtr,NSILOCALE_MAX_ACCEPT_LENGTH);
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if (countLang>=NSILOCALE_MAX_ACCEPT_LENGTH) break; /* quit if too many */
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}
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cPtr = nsCRT::strtok(cPtr2,",",&cPtr2);
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}
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}
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//
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// now create the locale
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//
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result = NS_ERROR_FAILURE;
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if (countLang>0) {
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result = NewLocale(NS_ConvertASCIItoUTF16(acceptLanguageList[0]), _retval);
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}
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//
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// clean up
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//
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return result;
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}
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nsresult
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nsLocaleService::GetLocaleComponentForUserAgent(nsAString& retval)
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{
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nsCOMPtr<nsILocale> system_locale;
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nsresult result;
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result = GetSystemLocale(getter_AddRefs(system_locale));
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if (NS_SUCCEEDED(result))
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{
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result = system_locale->
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GetCategory(NS_LITERAL_STRING(NSILOCALE_MESSAGE), retval);
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return result;
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}
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return result;
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}
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nsresult
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NS_NewLocaleService(nsILocaleService** result)
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{
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if(!result)
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return NS_ERROR_NULL_POINTER;
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*result = new nsLocaleService();
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if (! *result)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(*result);
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return NS_OK;
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}
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