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 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_xmlscript.hxx" 26 27 #include <com/sun/star/lang/XMultiServiceFactory.hpp> 28 #include <com/sun/star/io/XActiveDataSource.hpp> 29 #include <com/sun/star/xml/sax/XParser.hpp> 30 31 #include <comphelper/processfactory.hxx> 32 #include <cppuhelper/implbase1.hxx> 33 #include <xmlscript/xml_helper.hxx> 34 #include <xmlscript/xmldlg_imexp.hxx> 35 36 37 using namespace ::rtl; 38 using namespace ::com::sun::star; 39 using namespace ::com::sun::star::uno; 40 41 namespace xmlscript 42 { 43 44 //================================================================================================== 45 class InputStreamProvider 46 : public ::cppu::WeakImplHelper1< io::XInputStreamProvider > 47 { 48 ByteSequence _bytes; 49 50 public: 51 inline InputStreamProvider( ByteSequence const & rBytes ) 52 : _bytes( rBytes ) 53 {} 54 55 // XInputStreamProvider 56 virtual Reference< io::XInputStream > SAL_CALL createInputStream(); 57 }; 58 //__________________________________________________________________________________________________ 59 Reference< io::XInputStream > InputStreamProvider::createInputStream() 60 { 61 return ::xmlscript::createInputStream( _bytes ); 62 } 63 64 //================================================================================================== 65 Reference< io::XInputStreamProvider > SAL_CALL exportDialogModel( 66 Reference< container::XNameContainer > const & xDialogModel, 67 Reference< XComponentContext > const & xContext ) 68 { 69 Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() ); 70 if (! xSMgr.is()) 71 { 72 throw RuntimeException( 73 OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ), 74 Reference< XInterface >() ); 75 } 76 77 Reference< xml::sax::XExtendedDocumentHandler > xHandler( xSMgr->createInstanceWithContext( 78 OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Writer") ), xContext ), UNO_QUERY ); 79 OSL_ASSERT( xHandler.is() ); 80 if (! xHandler.is()) 81 { 82 throw RuntimeException( 83 OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-writer component!") ), 84 Reference< XInterface >() ); 85 } 86 87 ByteSequence aBytes; 88 89 Reference< io::XActiveDataSource > xSource( xHandler, UNO_QUERY ); 90 xSource->setOutputStream( createOutputStream( &aBytes ) ); 91 exportDialogModel( xHandler, xDialogModel ); 92 93 return new InputStreamProvider( aBytes ); 94 } 95 96 //================================================================================================== 97 void SAL_CALL importDialogModel( 98 Reference< io::XInputStream > xInput, 99 Reference< container::XNameContainer > const & xDialogModel, 100 Reference< XComponentContext > const & xContext ) 101 { 102 Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() ); 103 if (! xSMgr.is()) 104 { 105 throw RuntimeException( 106 OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ), 107 Reference< XInterface >() ); 108 } 109 110 Reference< xml::sax::XParser > xParser( xSMgr->createInstanceWithContext( 111 OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Parser") ), xContext ), UNO_QUERY ); 112 OSL_ASSERT( xParser.is() ); 113 if (! xParser.is()) 114 { 115 throw RuntimeException( 116 OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-parser component!") ), 117 Reference< XInterface >() ); 118 } 119 120 // error handler, entity resolver omitted for this helper function 121 xParser->setDocumentHandler( importDialogModel( xDialogModel, xContext ) ); 122 123 xml::sax::InputSource source; 124 source.aInputStream = xInput; 125 source.sSystemId = OUString( RTL_CONSTASCII_USTRINGPARAM("virtual file") ); 126 127 xParser->parseStream( source ); 128 } 129 130 } 131