desktop/source/deployment/registry/help/dp_helpbackenddb.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 "rtl/string.h"
  22 #include "rtl/bootstrap.hxx"
  23 #include "cppuhelper/exc_hlp.hxx"
  24 #include "com/sun/star/uno/XComponentContext.hpp"
  25 #include "com/sun/star/xml/dom/XDocumentBuilder.hpp"
  26 #include "com/sun/star/xml/xpath/XXPathAPI.hpp"
  27 #include "dp_misc.h"
  28
  29 #include "dp_helpbackenddb.hxx"
  30
  31
  32 using namespace ::com::sun::star::uno;
  33
  34 #define EXTENSION_REG_NS "http://openoffice.org/extensionmanager/help-registry/2010"
  35 #define NS_PREFIX "help"
  36 #define ROOT_ELEMENT_NAME "help-backend-db"
  37 #define KEY_ELEMENT_NAME "help"
  38
  39 namespace dp_registry {
  40 namespace backend {
  41 namespace help {
  42
  43 HelpBackendDb::HelpBackendDb(
  44     Reference<XComponentContext> const &  xContext,
  45     OUString const & url):BackendDb(xContext, url)
  46 {
  47
  48 }
  49
  50 OUString HelpBackendDb::getDbNSName()
  51 {
  52     return OUString(EXTENSION_REG_NS);
  53 }
  54
  55 OUString HelpBackendDb::getNSPrefix()
  56 {
  57     return OUString(NS_PREFIX);
  58 }
  59
  60 OUString HelpBackendDb::getRootElementName()
  61 {
  62     return OUString(ROOT_ELEMENT_NAME);
  63 }
  64
  65 OUString HelpBackendDb::getKeyElementName()
  66 {
  67     return OUString(KEY_ELEMENT_NAME);
  68 }
  69
  70
  71 void HelpBackendDb::addEntry(OUString const & url, Data const & data)
  72 {
  73     try{
  74         if (!activateEntry(url))
  75         {
  76             Reference<css::xml::dom::XNode> helpNode
  77                 = writeKeyElement(url);
  78
  79             writeSimpleElement("data-url", data.dataUrl, helpNode);
  80             save();
  81         }
  82     }
  83     catch ( const css::deployment::DeploymentException& )
  84     {
  85         throw;
  86     }
  87     catch(const css::uno::Exception &)
  88     {
  89         Any exc( ::cppu::getCaughtException() );
  90         throw css::deployment::DeploymentException(
  91             "Extension Manager: failed to write data entry in help backend db: " + m_urlDb, 0, exc);
  92     }
  93 }
  94
  95
  96 ::boost::optional<HelpBackendDb::Data>
  97 HelpBackendDb::getEntry(OUString const & url)
  98 {
  99     try
 100     {
 101         HelpBackendDb::Data retData;
 102         Reference<css::xml::dom::XNode> aNode = getKeyElement(url);
 103         if (aNode.is())
 104         {
 105             retData.dataUrl = readSimpleElement("data-url", aNode);
 106         }
 107         else
 108         {
 109             return ::boost::optional<Data>();
 110         }
 111         return ::boost::optional<Data>(retData);
 112     }
 113     catch ( const css::deployment::DeploymentException& )
 114     {
 115         throw;
 116     }
 117     catch(const css::uno::Exception &)
 118     {
 119         Any exc( ::cppu::getCaughtException() );
 120         throw css::deployment::DeploymentException(
 121             "Extension Manager: failed to read data entry in help backend db: " + m_urlDb, 0, exc);
 122     }
 123 }
 124
 125 ::std::list<OUString> HelpBackendDb::getAllDataUrls()
 126 {
 127     return getOneChildFromAllEntries("data-url");
 128 }
 129
 130 } // namespace help
 131 } // namespace backend
 132 } // namespace dp_registry
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */