Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 166 insertions, 0 deletions

diff --git a/svtools/source/misc/langhelp.cxx b/svtools/source/misc/langhelp.cxx
new file mode 100644
index 000000000..ff48868e1
--- /dev/null
+++ b/svtools/source/misc/langhelp.cxx
@@ -0,0 +1,166 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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 <sal/config.h>
+
+#include <string_view>
+
+#include <comphelper/sequence.hxx>
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nlangtag/mslangid.hxx>
+#include <officecfg/Office/Common.hxx>
+#include <officecfg/System.hxx>
+#include <org/freedesktop/PackageKit/SyncDbusSessionHelper.hpp>
+#include <rtl/ustring.hxx>
+#include <svtools/langhelp.hxx>
+#include <tools/diagnose_ex.h>
+#include <vcl/idle.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <config_langs.h>
+#include <config_vendor.h>
+
+void localizeWebserviceURI( OUString& rURI )
+{
+    OUString aLang = Application::GetSettings().GetUILanguageTag().getLanguage();
+    if ( aLang.equalsIgnoreAsciiCase("pt")
+         && Application::GetSettings().GetUILanguageTag().getCountry().equalsIgnoreAsciiCase("br") )
+    {
+        aLang = "pt-br";
+    }
+    if ( aLang.equalsIgnoreAsciiCase("zh") )
+    {
+        if ( Application::GetSettings().GetUILanguageTag().getCountry().equalsIgnoreAsciiCase("cn") )
+            aLang = "zh-cn";
+        if ( Application::GetSettings().GetUILanguageTag().getCountry().equalsIgnoreAsciiCase("tw") )
+            aLang = "zh-tw";
+    }
+
+    rURI += aLang;
+}
+
+OUString getInstalledLocaleForLanguage(css::uno::Sequence<OUString> const & installed, OUString const & locale)
+{
+    if (locale.isEmpty())
+        return OUString();  // do not attempt to resolve anything
+
+    if (comphelper::findValue(installed, locale) != -1)
+        return locale;
+
+    std::vector<OUString> fallbacks(LanguageTag(locale).getFallbackStrings(false));
+    auto pf = std::find_if(fallbacks.begin(), fallbacks.end(),
+        [&installed](const OUString& rf) { return comphelper::findValue(installed, rf) != -1; });
+    if (pf != fallbacks.end())
+        return *pf;
+    return OUString();
+}
+
+static std::unique_ptr<Idle> xLangpackInstaller;
+
+namespace {
+
+class InstallLangpack : public Idle
+{
+    std::vector<OUString> m_aPackages;
+public:
+    explicit InstallLangpack(std::vector<OUString>&& rPackages)
+        : Idle("install langpack")
+        , m_aPackages(std::move(rPackages))
+    {
+        SetPriority(TaskPriority::LOWEST);
+    }
+
+    virtual void Invoke() override
+    {
+        vcl::Window* pTopWindow = Application::GetActiveTopWindow();
+        if (!pTopWindow)
+            pTopWindow = Application::GetFirstTopLevelWindow();
+        if (!pTopWindow)
+        {
+            Start();
+            return;
+        }
+        try
+        {
+            using namespace org::freedesktop::PackageKit;
+            css::uno::Reference<XSyncDbusSessionHelper> xSyncDbusSessionHelper(SyncDbusSessionHelper::create(comphelper::getProcessComponentContext()));
+            xSyncDbusSessionHelper->InstallPackageNames(comphelper::containerToSequence(m_aPackages), OUString());
+        }
+        catch (const css::uno::Exception&)
+        {
+            TOOLS_INFO_EXCEPTION("svl", "trying to install a LibreOffice langpack");
+        }
+        xLangpackInstaller.reset();
+    }
+};
+
+}
+
+OUString getInstalledLocaleForSystemUILanguage(const css::uno::Sequence<OUString>& rLocaleElementNames, bool bRequestInstallIfMissing, const OUString& rPreferredLocale)
+{
+    OUString wantedLocale(rPreferredLocale);
+    if (wantedLocale.isEmpty())
+        wantedLocale = officecfg::System::L10N::UILocale::get();
+
+    OUString locale = getInstalledLocaleForLanguage(rLocaleElementNames, wantedLocale);
+    if (bRequestInstallIfMissing && locale.isEmpty() && !wantedLocale.isEmpty() && !Application::IsHeadlessModeEnabled() &&
+        officecfg::Office::Common::PackageKit::EnableLangpackInstallation::get())
+    {
+        LanguageTag aWantedTag(wantedLocale);
+        if (aWantedTag.getLanguage() != "en")
+        {
+            // Get the list of langpacks that this build was configured to include
+            std::vector<OUString> aPackages;
+            OUString const sAvailableLocales(WITH_LANG);
+            std::vector<OUString> aAvailable;
+            sal_Int32 nIndex = 0;
+            do
+            {
+                aAvailable.emplace_back(sAvailableLocales.getToken(0, ' ', nIndex));
+            }
+            while (nIndex >= 0);
+            // See which one matches the desired ui locale
+            OUString install = getInstalledLocaleForLanguage(comphelper::containerToSequence(aAvailable), wantedLocale);
+            if (!install.isEmpty() && install != "en-US")
+            {
+                std::string_view sVendor(OOO_VENDOR);
+                if (sVendor == "Red Hat, Inc." || sVendor == "The Fedora Project")
+                {
+                    // langpack is the typical Fedora/RHEL naming convention
+                    LanguageType eType = aWantedTag.getLanguageType();
+                    if (MsLangId::isSimplifiedChinese(eType))
+                        aPackages.emplace_back("libreoffice-langpack-zh-Hans");
+                    else if (MsLangId::isTraditionalChinese(eType))
+                        aPackages.emplace_back("libreoffice-langpack-zh-Hant");
+                    else if (install == "pt")
+                        aPackages.emplace_back("libreoffice-langpack-pt-PT");
+                    else
+                        aPackages.emplace_back("libreoffice-langpack-" + install);
+                }
+                else if (sVendor == "The Document Foundation/Debian" || sVendor == "The Document Foundation, Debian and Ubuntu")
+                {
+                    // l10n is the typical Debian/Ubuntu naming convention
+                    aPackages.emplace_back("libreoffice-l10n-" + install);
+                }
+            }
+            if (!aPackages.empty())
+            {
+                xLangpackInstaller.reset(new InstallLangpack(std::move(aPackages)));
+                xLangpackInstaller->Start();
+            }
+        }
+    }
+    if (locale.isEmpty())
+        locale = getInstalledLocaleForLanguage(rLocaleElementNames, "en-US");
+    if (locale.isEmpty() && rLocaleElementNames.hasElements())
+        locale = rLocaleElementNames[0];
+    return locale;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */