xmloff/source/script/XMLEventImportHelper.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 <XMLEventImportHelper.hxx>
  22 #include <tools/debug.hxx>
  23 #include <xmloff/xmlimp.hxx>
  24 #include <xmloff/namespacemap.hxx>
  25 #include <xmloff/xmlnamespace.hxx>
  26 #include <xmloff/xmlerror.hxx>
  27
  28 using ::com::sun::star::uno::Reference;
  29
  30 XMLEventImportHelper::XMLEventImportHelper() :
  31     pEventNameMap(new NameMap)
  32 {
  33 }
  34
  35 XMLEventImportHelper::~XMLEventImportHelper()
  36 {
  37     // delete factories
  38     aFactoryMap.clear();
  39
  40     // delete name map
  41     pEventNameMap.reset();
  42 }
  43
  44 void XMLEventImportHelper::RegisterFactory(
  45     const OUString& rLanguage,
  46     std::unique_ptr<XMLEventContextFactory> pFactory )
  47 {
  48     assert(pFactory);
  49     aFactoryMap[rLanguage] = std::move(pFactory);
  50 }
  51
  52 void XMLEventImportHelper::AddTranslationTable(
  53     const XMLEventNameTranslation* pTransTable )
  54 {
  55     if (nullptr == pTransTable)
  56         return;
  57
  58     // put translation table into map
  59     for(const XMLEventNameTranslation* pTrans = pTransTable;
  60         pTrans->sAPIName != nullptr;
  61         pTrans++)
  62     {
  63         XMLEventName aName( pTrans->nPrefix, pTrans->sXMLName );
  64
  65         // check for conflicting entries
  66         DBG_ASSERT(pEventNameMap->find(aName) == pEventNameMap->end(),
  67                    "conflicting event translations");
  68
  69         // assign new translation
  70         (*pEventNameMap)[aName] =
  71             OUString::createFromAscii(pTrans->sAPIName);
  72     }
  73     // else? ignore!
  74 }
  75
  76 void XMLEventImportHelper::PushTranslationTable()
  77 {
  78     // save old map and install new one
  79     aEventNameMapVector.push_back(std::move(pEventNameMap));
  80     pEventNameMap.reset( new NameMap );
  81 }
  82
  83 void XMLEventImportHelper::PopTranslationTable()
  84 {
  85     DBG_ASSERT(!aEventNameMapVector.empty(),
  86                "no translation tables left to pop");
  87     if ( !aEventNameMapVector.empty() )
  88     {
  89         // delete current and install old map
  90         pEventNameMap = std::move(aEventNameMapVector.back());
  91         aEventNameMapVector.pop_back();
  92     }
  93 }
  94
  95
  96 SvXMLImportContext* XMLEventImportHelper::CreateContext(
  97     SvXMLImport& rImport,
  98     const Reference<css::xml::sax::XFastAttributeList> & xAttrList,
  99     XMLEventsImportContext* rEvents,
 100     const OUString& rXmlEventName,
 101     const OUString& rLanguage)
 102 {
 103     SvXMLImportContext* pContext = nullptr;
 104
 105     // translate event name from xml to api
 106     OUString sMacroName;
 107     sal_uInt16 nMacroPrefix =
 108         rImport.GetNamespaceMap().GetKeyByAttrValueQName(rXmlEventName,
 109                                                         &sMacroName );
 110     XMLEventName aEventName( nMacroPrefix, sMacroName );
 111     NameMap::iterator aNameIter = pEventNameMap->find(aEventName);
 112     if (aNameIter != pEventNameMap->end())
 113     {
 114         OUString aScriptLanguage;
 115         sal_uInt16 nScriptPrefix = rImport.GetNamespaceMap().
 116                 GetKeyByAttrValueQName(rLanguage, &aScriptLanguage);
 117         if( XML_NAMESPACE_OOO != nScriptPrefix )
 118             aScriptLanguage = rLanguage ;
 119
 120         // check for factory
 121         FactoryMap::iterator aFactoryIterator =
 122             aFactoryMap.find(aScriptLanguage);
 123         if (aFactoryIterator != aFactoryMap.end())
 124         {
 125             // delegate to factory
 126             pContext = aFactoryIterator->second->CreateContext(
 127                 rImport, xAttrList,
 128                 rEvents, aNameIter->second);
 129         }
 130     }
 131
 132     // default context (if no context was created above)
 133     if( nullptr == pContext )
 134     {
 135         pContext = new SvXMLImportContext(rImport);
 136
 137         rImport.SetError(XMLERROR_FLAG_ERROR | XMLERROR_ILLEGAL_EVENT,
 138                          { rXmlEventName, rLanguage });
 139
 140     }
 141
 142     return pContext;
 143 }
 144
 145 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */