1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _COMPHELPER_OFOPXMLHELPER_HXX 25 #define _COMPHELPER_OFOPXMLHELPER_HXX 26 27 #ifndef _COM_SUN_STAR_XML_SAX_XDUCUMENTHANDLER_HPP_ 28 #include <com/sun/star/xml/sax/XDocumentHandler.hpp> 29 #endif 30 #include <com/sun/star/beans/StringPair.hpp> 31 #include <com/sun/star/io/XInputStream.hpp> 32 #include <com/sun/star/io/XOutputStream.hpp> 33 #include <cppuhelper/implbase1.hxx> 34 #include <comphelper/comphelperdllapi.h> 35 36 37 namespace comphelper 38 { 39 40 // this helper class is designed to allow to parse ContentType- and Relationship-related information from OfficeOpenXML format 41 class COMPHELPER_DLLPUBLIC OFOPXMLHelper : public cppu::WeakImplHelper1 < com::sun::star::xml::sax::XDocumentHandler > 42 { 43 sal_uInt16 m_nFormat; // which format to parse 44 45 // Relations info related strings 46 ::rtl::OUString m_aRelListElement; 47 ::rtl::OUString m_aRelElement; 48 ::rtl::OUString m_aIDAttr; 49 ::rtl::OUString m_aTypeAttr; 50 ::rtl::OUString m_aTargetModeAttr; 51 ::rtl::OUString m_aTargetAttr; 52 53 // ContentType related strings 54 ::rtl::OUString m_aTypesElement; 55 ::rtl::OUString m_aDefaultElement; 56 ::rtl::OUString m_aOverrideElement; 57 ::rtl::OUString m_aExtensionAttr; 58 ::rtl::OUString m_aPartNameAttr; 59 ::rtl::OUString m_aContentTypeAttr; 60 61 ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > > m_aResultSeq; 62 ::com::sun::star::uno::Sequence< ::rtl::OUString > m_aElementsSeq; // stack of elements being parsed 63 64 OFOPXMLHelper( sal_uInt16 nFormat ); // must not be created directly 65 ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > > GetParsingResult(); 66 67 static COMPHELPER_DLLPRIVATE ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > > SAL_CALL ReadSequence_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream, const ::rtl::OUString& aStringID, sal_uInt16 nFormat, const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory ); 68 69 public: 70 ~OFOPXMLHelper(); 71 72 // returns sequence of elements, where each element is described by sequence of tags, 73 // where each tag is described by StringPair ( First - name, Second - value ) 74 // the first tag of each element sequence must be "Id" 75 static 76 ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > > 77 SAL_CALL 78 ReadRelationsInfoSequence( 79 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream, 80 const ::rtl::OUString aStreamName, 81 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory ); 82 83 // returns sequence containing two entries of type sequence<StringPair> 84 // the first sequence describes "Default" elements, where each element is described 85 // by StringPair object ( First - Extension, Second - ContentType ) 86 // the second sequence describes "Override" elements, where each element is described 87 // by StringPair object ( First - PartName, Second - ContentType ) 88 static 89 ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > > 90 SAL_CALL 91 ReadContentTypeSequence( 92 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream, 93 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory ); 94 95 // writes sequence of elements, where each element is described by sequence of tags, 96 // where each tag is described by StringPair ( First - name, Second - value ) 97 // the first tag of each element sequence must be "Id" 98 static 99 void SAL_CALL WriteRelationsInfoSequence( 100 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& xOutStream, 101 const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > >& aSequence, 102 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory ); 103 104 // writes two entries of type sequence<StringPair> 105 // the first sequence describes "Default" elements, where each element is described 106 // by StringPair object ( First - Extension, Second - ContentType ) 107 // the second sequence describes "Override" elements, where each element is described 108 // by StringPair object ( First - PartName, Second - ContentType ) 109 static 110 void SAL_CALL WriteContentSequence( 111 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& xOutStream, 112 const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair >& aDefaultsSequence, 113 const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair >& aOverridesSequence, 114 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory ); 115 116 // XDocumentHandler 117 virtual void SAL_CALL startDocument(); 118 virtual void SAL_CALL endDocument(); 119 virtual void SAL_CALL startElement( const ::rtl::OUString& aName, const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttribs ); 120 virtual void SAL_CALL endElement( const ::rtl::OUString& aName ); 121 virtual void SAL_CALL characters( const ::rtl::OUString& aChars ); 122 virtual void SAL_CALL ignorableWhitespace( const ::rtl::OUString& aWhitespaces ); 123 virtual void SAL_CALL processingInstruction( const ::rtl::OUString& aTarget, const ::rtl::OUString& aData ); 124 virtual void SAL_CALL setDocumentLocator( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XLocator >& xLocator ); 125 }; 126 127 } // namespace comphelper 128 129 #endif 130