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 throw (RuntimeException); 58 }; 59 //__________________________________________________________________________________________________ 60 Reference< io::XInputStream > InputStreamProvider::createInputStream() 61 throw (RuntimeException) 62 { 63 return ::xmlscript::createInputStream( _bytes ); 64 } 65 66 //================================================================================================== 67 Reference< io::XInputStreamProvider > SAL_CALL exportDialogModel( 68 Reference< container::XNameContainer > const & xDialogModel, 69 Reference< XComponentContext > const & xContext ) 70 SAL_THROW( (Exception) ) 71 { 72 Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() ); 73 if (! xSMgr.is()) 74 { 75 throw RuntimeException( 76 OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ), 77 Reference< XInterface >() ); 78 } 79 80 Reference< xml::sax::XExtendedDocumentHandler > xHandler( xSMgr->createInstanceWithContext( 81 OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Writer") ), xContext ), UNO_QUERY ); 82 OSL_ASSERT( xHandler.is() ); 83 if (! xHandler.is()) 84 { 85 throw RuntimeException( 86 OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-writer component!") ), 87 Reference< XInterface >() ); 88 } 89 90 ByteSequence aBytes; 91 92 Reference< io::XActiveDataSource > xSource( xHandler, UNO_QUERY ); 93 xSource->setOutputStream( createOutputStream( &aBytes ) ); 94 exportDialogModel( xHandler, xDialogModel ); 95 96 return new InputStreamProvider( aBytes ); 97 } 98 99 //================================================================================================== 100 void SAL_CALL importDialogModel( 101 Reference< io::XInputStream > xInput, 102 Reference< container::XNameContainer > const & xDialogModel, 103 Reference< XComponentContext > const & xContext ) 104 SAL_THROW( (Exception) ) 105 { 106 Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() ); 107 if (! xSMgr.is()) 108 { 109 throw RuntimeException( 110 OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ), 111 Reference< XInterface >() ); 112 } 113 114 Reference< xml::sax::XParser > xParser( xSMgr->createInstanceWithContext( 115 OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Parser") ), xContext ), UNO_QUERY ); 116 OSL_ASSERT( xParser.is() ); 117 if (! xParser.is()) 118 { 119 throw RuntimeException( 120 OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-parser component!") ), 121 Reference< XInterface >() ); 122 } 123 124 // error handler, entity resolver omitted for this helper function 125 xParser->setDocumentHandler( importDialogModel( xDialogModel, xContext ) ); 126 127 xml::sax::InputSource source; 128 source.aInputStream = xInput; 129 source.sSystemId = OUString( RTL_CONSTASCII_USTRINGPARAM("virtual file") ); 130 131 xParser->parseStream( source ); 132 } 133 134 } 135