desktop/source/deployment/registry/configuration/dp_configurationbackenddb.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include <cppuhelper/exc_hlp.hxx>
  22 #include <com/sun/star/deployment/DeploymentException.hpp>
  23 #include <com/sun/star/uno/XComponentContext.hpp>
  24 #include <com/sun/star/xml/xpath/XXPathAPI.hpp>
  25
  26 #include "dp_configurationbackenddb.hxx"
  27
  28
  29 using namespace ::com::sun::star::uno;
  30
  31 constexpr OUStringLiteral EXTENSION_REG_NS = u"http://openoffice.org/extensionmanager/configuration-registry/2010";
  32 constexpr OUStringLiteral NS_PREFIX = u"conf";
  33 constexpr OUStringLiteral ROOT_ELEMENT_NAME = u"configuration-backend-db";
  34 constexpr OUStringLiteral KEY_ELEMENT_NAME = u"configuration";
  35
  36 namespace dp_registry::backend::configuration {
  37
  38 ConfigurationBackendDb::ConfigurationBackendDb(
  39     Reference<XComponentContext> const &  xContext,
  40     OUString const & url):BackendDb(xContext, url)
  41 {
  42
  43 }
  44
  45 OUString ConfigurationBackendDb::getDbNSName()
  46 {
  47     return EXTENSION_REG_NS;
  48 }
  49
  50 OUString ConfigurationBackendDb::getNSPrefix()
  51 {
  52     return NS_PREFIX;
  53 }
  54
  55 OUString ConfigurationBackendDb::getRootElementName()
  56 {
  57     return ROOT_ELEMENT_NAME;
  58 }
  59
  60 OUString ConfigurationBackendDb::getKeyElementName()
  61 {
  62     return KEY_ELEMENT_NAME;
  63 }
  64
  65
  66 void ConfigurationBackendDb::addEntry(OUString const & url, Data const & data)
  67 {
  68     try{
  69         if (!activateEntry(url))
  70         {
  71             Reference<css::xml::dom::XNode> helpNode
  72                 = writeKeyElement(url);
  73
  74             writeSimpleElement(u"data-url", data.dataUrl, helpNode);
  75             writeSimpleElement(u"ini-entry", data.iniEntry, helpNode);
  76             save();
  77         }
  78     }
  79     catch ( const css::deployment::DeploymentException& )
  80     {
  81         throw;
  82     }
  83     catch(const css::uno::Exception &)
  84     {
  85         Any exc( ::cppu::getCaughtException() );
  86         throw css::deployment::DeploymentException(
  87             "Extension Manager: failed to write data entry in configuration backend db: " +
  88             m_urlDb, nullptr, exc);
  89     }
  90 }
  91
  92
  93 ::std::optional<ConfigurationBackendDb::Data>
  94 ConfigurationBackendDb::getEntry(std::u16string_view url)
  95 {
  96     try
  97     {
  98         ConfigurationBackendDb::Data retData;
  99         Reference<css::xml::dom::XNode> aNode = getKeyElement(url);
 100         if (aNode.is())
 101         {
 102             retData.dataUrl = readSimpleElement(u"data-url", aNode);
 103             retData.iniEntry = readSimpleElement(u"ini-entry", aNode);
 104         }
 105         else
 106         {
 107             return ::std::optional<Data>();
 108         }
 109         return ::std::optional<Data>(retData);
 110     }
 111     catch ( const css::deployment::DeploymentException& )
 112     {
 113         throw;
 114     }
 115     catch(const css::uno::Exception &)
 116     {
 117         Any exc( ::cppu::getCaughtException() );
 118         throw css::deployment::DeploymentException(
 119             "Extension Manager: failed to read data entry in configuration backend db: " +
 120             m_urlDb, nullptr, exc);
 121     }
 122 }
 123
 124 std::vector<OUString> ConfigurationBackendDb::getAllDataUrls()
 125 {
 126     try
 127     {
 128         std::vector<OUString> listRet;
 129         Reference<css::xml::dom::XDocument> doc = getDocument();
 130         Reference<css::xml::dom::XNode> root = doc->getFirstChild();
 131
 132         Reference<css::xml::xpath::XXPathAPI> xpathApi = getXPathAPI();
 133         const OUString sPrefix = getNSPrefix();
 134         OUString sExpression(
 135             sPrefix + ":configuration/" + sPrefix + ":data-url/text()");
 136         Reference<css::xml::dom::XNodeList> nodes =
 137             xpathApi->selectNodeList(root, sExpression);
 138         if (nodes.is())
 139         {
 140             sal_Int32 length = nodes->getLength();
 141             for (sal_Int32 i = 0; i < length; i++)
 142                 listRet.push_back(nodes->item(i)->getNodeValue());
 143         }
 144         return listRet;
 145     }
 146     catch ( const css::deployment::DeploymentException& )
 147     {
 148         throw;
 149     }
 150     catch(const css::uno::Exception &)
 151     {
 152         Any exc( ::cppu::getCaughtException() );
 153         throw css::deployment::DeploymentException(
 154             "Extension Manager: failed to read data entry in configuration backend db: " +
 155             m_urlDb, nullptr, exc);
 156     }
 157 }
 158
 159 } // namespace dp_registry::backend::configuration
 160
 161 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */