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 // MARKER(update_precomp.py): autogen include statement, do not remove 23 //This file is about the conversion of the UOF v2.0 and ODF document format 24 #ifndef FILTER_SOURCE_XSLTFILTER_UOF2STORAGE_HXX 25 #define FILTER_SOURCE_XSLTFILTER_UOF2STORAGE_HXX 26 27 #include "containerhelper.hxx" 28 29 #include <vector> 30 31 #include <com/sun/star/uno/Reference.h> 32 #include <rtl/ustring.hxx> 33 34 namespace com { namespace sun { namespace star { 35 namespace embed { class XStorage; } 36 namespace io { 37 class XInputStream; 38 class XOutputStream; 39 class XStream; 40 } 41 namespace lang{ 42 class XMultiServiceFactory; 43 } 44 }}} 45 46 namespace XSLT{ 47 48 const ::rtl::OUString METAELEMNAME = ::rtl::OUString::createFromAscii("_meta/meta.xml"); 49 const ::rtl::OUString UOFELEMNAME = ::rtl::OUString::createFromAscii("uof.xml"); 50 const ::rtl::OUString CONTENTELEMNAME = ::rtl::OUString::createFromAscii("content.xml"); 51 52 class StorageBase; 53 typedef ::boost::shared_ptr< StorageBase > StorageRef; 54 55 class StorageBase 56 { 57 public: 58 explicit StorageBase( 59 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream, 60 bool bBaseStreamAccess); 61 62 explicit StorageBase( 63 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream, 64 bool bBaseStreamAccess); 65 66 virtual ~StorageBase(); 67 68 /************************************************************************ 69 * Returns true, if the object represents a valid storage 70 ************************************************************************/ 71 bool isStorage() const; 72 73 /************************************************************************ 74 * Returns true, if the object represent the root storage 75 ************************************************************************/ 76 bool isRootStorage()const; 77 78 /************************************************************************ 79 * Returns true, if the storage operates in read-only mode(based on an 80 * input stream 81 ************************************************************************/ 82 bool isReadOnly()const; 83 84 /************************************************************************ 85 * Returns the com.sun.star.embed.XStorage interface of the current storage 86 ************************************************************************/ 87 ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > 88 getXStorage() const; 89 90 /** Returns the element name of this storage */ 91 const ::rtl::OUString& getName() const; 92 93 ::rtl::OUString getPath() const; 94 95 void getElementNames( ::std::vector< ::rtl::OUString >& orElementNames ) const; 96 97 StorageRef openSubStorage( const ::rtl::OUString& rStorageName, bool bCreatedMissing ); 98 99 ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > 100 openInputStream(const ::rtl::OUString& rStreamName); 101 102 ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > 103 openOutputStream(const ::rtl::OUString& rStreamName); 104 105 void copyToStorage(StorageBase& rDestStrg, const ::rtl::OUString& rElementName ); 106 107 void copyStorageToStorage(StorageBase& rDestStrg); 108 109 void commit(); 110 protected: 111 explicit StorageBase( const StorageBase& rParentStorage, const ::rtl::OUString& rStorageName, bool bReadOnly ); 112 private: 113 StorageBase( const StorageBase& ); 114 StorageBase& operator = (const StorageBase& ); 115 116 virtual bool implIsStorage() const = 0; 117 118 virtual ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > 119 implGetXStorage() const = 0; 120 121 virtual void implGetElementNames( ::std::vector< ::rtl::OUString >& orElementNames ) const = 0; 122 123 virtual StorageRef implOpenSubStorage( const ::rtl::OUString& rElementName, bool bCreate ) = 0; 124 125 virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > 126 implOpenInputStream( const ::rtl::OUString& rElementName ) = 0; 127 128 virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > 129 implOpenOutputStream( const ::rtl::OUString& rElementName ) = 0; 130 131 virtual void implCommit() const = 0; 132 133 StorageRef getSubStorage( const ::rtl::OUString& rElementName, bool bCreateMissing ); 134 private: 135 typedef RefMap< ::rtl::OUString, StorageBase > SubStorageMap; 136 137 SubStorageMap m_aSubStorages;///Map of direct sub storages. 138 ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > m_xInStream;///Cached base input stream(to keep it alive) 139 ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > m_xOutStream;/// Cached base output stream(to keep it alive) 140 ::rtl::OUString m_aParentPath;///Full path of parent storage 141 ::rtl::OUString m_aStorageName;///Name of this storage, if it is a substorage 142 bool m_bBaseStreamAccess;///True = access base streams with empty stream name. 143 bool m_bReadOnly; ///True = storage opened read-only (based on input stream) 144 }; 145 146 class ZipStorage : public StorageBase 147 { 148 public: 149 explicit ZipStorage( 150 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory, 151 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream); 152 153 explicit ZipStorage( 154 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory, 155 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxStream); 156 157 virtual ~ZipStorage(); 158 159 private: 160 explicit ZipStorage( 161 const ZipStorage& rParentStorage, 162 const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& rxStorage, 163 const ::rtl::OUString& rElementName); 164 165 virtual bool implIsStorage() const; 166 167 virtual ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > 168 implGetXStorage() const; 169 170 virtual void implGetElementNames( ::std::vector< ::rtl::OUString >& orElementNames ) const; 171 172 virtual StorageRef implOpenSubStorage( const ::rtl::OUString& rElementName, bool bCreatedMissing ); 173 174 virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > 175 implOpenInputStream( const ::rtl::OUString& rElementName ); 176 177 virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > 178 implOpenOutputStream( const ::rtl::OUString& rElementName ); 179 180 virtual void implCommit() const; 181 182 private: 183 typedef ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > XStorageRef; 184 XStorageRef m_xStorage; 185 }; 186 187 class UOF2Storage 188 { 189 public: 190 explicit UOF2Storage( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory, 191 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream ); 192 193 explicit UOF2Storage( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory, 194 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream ); 195 196 ~UOF2Storage(); 197 198 ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > getMetaInputStream() const; 199 ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > getMetaOutputStream(bool bMissingCreate); 200 201 bool isValidUOF2Doc() const;// just for UOF2 document import 202 getMainStorageRef()203 StorageRef getMainStorageRef(){ return m_pMainStorage; } 204 private: 205 StorageRef m_pMainStorage; 206 }; 207 208 } 209 #endif 210