1 files changed, 126 insertions, 0 deletions
diff --git a/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx b/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx
new file mode 100644
index 000000000..19bb3c3ce
--- /dev/null
+++ b/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx
@@ -0,0 +1,126 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you 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 .
+ */
+
+
+#include <cppuhelper/exc_hlp.hxx>
+#include <com/sun/star/deployment/DeploymentException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include "dp_helpbackenddb.hxx"
+
+
+using namespace ::com::sun::star::uno;
+
+constexpr OUStringLiteral EXTENSION_REG_NS = u"http://openoffice.org/extensionmanager/help-registry/2010";
+constexpr OUStringLiteral NS_PREFIX = u"help";
+constexpr OUStringLiteral ROOT_ELEMENT_NAME = u"help-backend-db";
+constexpr OUStringLiteral KEY_ELEMENT_NAME = u"help";
+
+namespace dp_registry::backend::help {
+
+HelpBackendDb::HelpBackendDb(
+    Reference<XComponentContext> const &  xContext,
+    OUString const & url):BackendDb(xContext, url)
+{
+
+}
+
+OUString HelpBackendDb::getDbNSName()
+{
+    return EXTENSION_REG_NS;
+}
+
+OUString HelpBackendDb::getNSPrefix()
+{
+    return NS_PREFIX;
+}
+
+OUString HelpBackendDb::getRootElementName()
+{
+    return ROOT_ELEMENT_NAME;
+}
+
+OUString HelpBackendDb::getKeyElementName()
+{
+    return KEY_ELEMENT_NAME;
+}
+
+
+void HelpBackendDb::addEntry(OUString const & url, Data const & data)
+{
+    try{
+        if (!activateEntry(url))
+        {
+            Reference<css::xml::dom::XNode> helpNode
+                = writeKeyElement(url);
+
+            writeSimpleElement(u"data-url", data.dataUrl, helpNode);
+            save();
+        }
+    }
+    catch ( const css::deployment::DeploymentException& )
+    {
+        throw;
+    }
+    catch(const css::uno::Exception &)
+    {
+        Any exc( ::cppu::getCaughtException() );
+        throw css::deployment::DeploymentException(
+            "Extension Manager: failed to write data entry in help backend db: " + m_urlDb, nullptr, exc);
+    }
+}
+
+
+::std::optional<HelpBackendDb::Data>
+HelpBackendDb::getEntry(std::u16string_view url)
+{
+    try
+    {
+        HelpBackendDb::Data retData;
+        Reference<css::xml::dom::XNode> aNode = getKeyElement(url);
+        if (aNode.is())
+        {
+            retData.dataUrl = readSimpleElement(u"data-url", aNode);
+        }
+        else
+        {
+            return ::std::optional<Data>();
+        }
+        return ::std::optional<Data>(retData);
+    }
+    catch ( const css::deployment::DeploymentException& )
+    {
+        throw;
+    }
+    catch(const css::uno::Exception &)
+    {
+        Any exc( ::cppu::getCaughtException() );
+        throw css::deployment::DeploymentException(
+            "Extension Manager: failed to read data entry in help backend db: " + m_urlDb, nullptr, exc);
+    }
+}
+
+std::vector<OUString> HelpBackendDb::getAllDataUrls()
+{
+    return getOneChildFromAllEntries(u"data-url");
+}
+
+} // namespace dp_registry::backend::help
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */