1 files changed, 212 insertions, 0 deletions
diff --git a/shell/source/sessioninstall/SyncDbusSessionHelper.cxx b/shell/source/sessioninstall/SyncDbusSessionHelper.cxx
new file mode 100644
index 000000000..606eeb8fe
--- /dev/null
+++ b/shell/source/sessioninstall/SyncDbusSessionHelper.cxx
@@ -0,0 +1,212 @@
+/* -*- 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 "SyncDbusSessionHelper.hxx"
+
+#include <cppuhelper/supportsservice.hxx>
+#include <gio/gio.h>
+#include <cstring>
+#include <memory>
+#include <string_view>
+#include <vector>
+
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+namespace
+{
+    struct GVariantDeleter { void operator()(GVariant* pV) { if (pV) g_variant_unref(pV); } };
+    struct GVariantBuilderDeleter { void operator()(GVariantBuilder* pVB) { g_variant_builder_unref(pVB); } };
+    template <typename T> struct GObjectDeleter { void operator()(T* pO) { g_object_unref(pO); } };
+    class GErrorWrapper
+    {
+        GError* m_pError;
+        public:
+            explicit GErrorWrapper() : m_pError(nullptr) {}
+            ~GErrorWrapper() noexcept(false)
+            {
+                if(!m_pError)
+                    return;
+                OUString sMsg(
+                    m_pError->message, std::strlen(m_pError->message), RTL_TEXTENCODING_UTF8);
+                g_error_free(m_pError);
+                throw RuntimeException(sMsg);
+            }
+            GError*& getRef() { return m_pError; }
+    };
+    GDBusProxy* lcl_GetPackageKitProxy(std::u16string_view sInterface)
+    {
+        const OString sFullInterface = "org.freedesktop.PackageKit." + OUStringToOString(sInterface, RTL_TEXTENCODING_ASCII_US);
+        GDBusProxy* proxy = nullptr;
+        {
+            GErrorWrapper error;
+            proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+                               G_DBUS_PROXY_FLAGS_NONE, nullptr,
+                               "org.freedesktop.PackageKit",
+                               "/org/freedesktop/PackageKit",
+                               reinterpret_cast<const gchar*>(sFullInterface.getStr()),
+                               nullptr,
+                               &error.getRef());
+        }
+        if(!proxy)
+            throw RuntimeException("couldn't get a proxy!");
+        return proxy;
+    }
+
+    GVariant* pk_make_platform_data()
+    {
+        GVariantBuilder builder;
+        g_variant_builder_init(&builder, G_VARIANT_TYPE("a{sv}"));
+        return g_variant_builder_end(&builder);
+    }
+
+void request(
+    char const * method,
+    css::uno::Sequence<OUString> const & resources,
+    std::u16string_view interaction)
+{
+    // Keep strings alive until after call to g_dbus_proxy_call_sync
+    std::vector<OString> resUtf8;
+    std::shared_ptr<GVariantBuilder> builder(
+        g_variant_builder_new(G_VARIANT_TYPE ("as")), GVariantBuilderDeleter());
+    for (auto & i: resources) {
+        auto s(OUStringToOString(i, RTL_TEXTENCODING_UTF8));
+        resUtf8.push_back(s);
+        g_variant_builder_add(builder.get(), "s", s.getStr());
+    }
+    auto iactUtf8(OUStringToOString(interaction, RTL_TEXTENCODING_UTF8));
+    std::shared_ptr<GDBusProxy> proxy(
+        lcl_GetPackageKitProxy(u"Modify2"), GObjectDeleter<GDBusProxy>());
+    GErrorWrapper error;
+    std::shared_ptr<GVariant> result(g_dbus_proxy_call_sync(
+        proxy.get(), method,
+        g_variant_new(
+            "(asss@a{sv})", builder.get(), iactUtf8.getStr(),
+            "libreoffice-startcenter.desktop", pk_make_platform_data()),
+        G_DBUS_CALL_FLAGS_NONE, -1, nullptr, &error.getRef()), GVariantDeleter());
+}
+
+}
+
+namespace shell::sessioninstall
+{
+    SyncDbusSessionHelper::SyncDbusSessionHelper(Reference<XComponentContext> const&)
+    {
+#if !GLIB_CHECK_VERSION(2,36,0)
+        g_type_init ();
+#endif
+    }
+
+Sequence< OUString > SAL_CALL SyncDbusSessionHelper::getSupportedServiceNames()
+{
+    return { "org.freedesktop.PackageKit.SyncDbusSessionHelper" };
+}
+
+OUString SAL_CALL SyncDbusSessionHelper::getImplementationName()
+{
+    return "org.libreoffice.comp.shell.sessioninstall.SyncDbusSessionHelper";
+}
+
+sal_Bool SAL_CALL SyncDbusSessionHelper::supportsService(const OUString& aServiceName)
+{
+    return cppu::supportsService(this, aServiceName);
+}
+
+void SyncDbusSessionHelper::InstallPackageFiles(
+    css::uno::Sequence<OUString> const & files,
+    OUString const & interaction)
+{
+    request("InstallPackageFiles", files, interaction);
+}
+
+void SyncDbusSessionHelper::InstallProvideFiles(
+    css::uno::Sequence<OUString> const & files,
+    OUString const & interaction)
+{
+    request("InstallProvideFiles", files, interaction);
+}
+
+void SyncDbusSessionHelper::InstallCatalogs(
+    css::uno::Sequence<OUString> const & files,
+    OUString const & interaction)
+{
+    request("InstallCatalogs", files, interaction);
+}
+
+void SyncDbusSessionHelper::InstallPackageNames(
+    css::uno::Sequence<OUString> const & packages,
+    OUString const & interaction)
+{
+    request("InstallPackageNames", packages, interaction);
+}
+
+void SyncDbusSessionHelper::InstallMimeTypes(
+    css::uno::Sequence<OUString> const & mimeTypes,
+    OUString const & interaction)
+{
+    request("InstallMimeTypes", mimeTypes, interaction);
+}
+
+void SyncDbusSessionHelper::InstallFontconfigResources(
+    css::uno::Sequence<OUString> const & resources,
+    OUString const & interaction)
+{
+    request("InstallFontconfigResources", resources, interaction);
+}
+
+void SyncDbusSessionHelper::InstallGStreamerResources(
+    css::uno::Sequence<OUString> const & resources,
+    OUString const & interaction)
+{
+    request("InstallGStreamerResources", resources, interaction);
+}
+
+void SyncDbusSessionHelper::RemovePackageByFiles(
+    css::uno::Sequence<OUString> const & files,
+    OUString const & interaction)
+{
+    request("RemovePackageByFiles", files, interaction);
+}
+
+void SyncDbusSessionHelper::InstallPrinterDrivers(
+    css::uno::Sequence<OUString> const & files,
+    OUString const & interaction)
+{
+    request("InstallPrinterDrivers", files, interaction);
+}
+
+void SAL_CALL SyncDbusSessionHelper::IsInstalled( const OUString& sPackagename, const OUString& sInteraction, sal_Bool& o_isInstalled )
+{
+    const OString sPackagenameAscii = OUStringToOString(sPackagename, RTL_TEXTENCODING_ASCII_US);
+    const OString sInteractionAscii = OUStringToOString(sInteraction, RTL_TEXTENCODING_ASCII_US);
+    std::shared_ptr<GDBusProxy> proxy(lcl_GetPackageKitProxy(u"Query"), GObjectDeleter<GDBusProxy>());
+    GErrorWrapper error;
+    std::shared_ptr<GVariant> result(g_dbus_proxy_call_sync (proxy.get(),
+                     "IsInstalled",
+                     g_variant_new ("(ss)",
+                            sPackagenameAscii.getStr(),
+                            sInteractionAscii.getStr()),
+                     G_DBUS_CALL_FLAGS_NONE,
+                     -1, /* timeout */
+                     nullptr, /* cancellable */
+                     &error.getRef()),GVariantDeleter());
+    if(result)
+        o_isInstalled = bool(g_variant_get_boolean(g_variant_get_child_value(result.get(),0)));
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+shell_sessioninstall_get_implementation(
+    css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&)
+{
+    return cppu::acquire(new SyncDbusSessionHelper(context));
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */