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_svl.hxx" 26 27 #include "fsfactory.hxx" 28 #include "cppuhelper/factory.hxx" 29 #include <com/sun/star/ucb/XSimpleFileAccess.hpp> 30 #include <com/sun/star/embed/ElementModes.hpp> 31 #include <com/sun/star/beans/PropertyValue.hpp> 32 #include <com/sun/star/io/XSeekable.hpp> 33 34 35 #include <ucbhelper/fileidentifierconverter.hxx> 36 #include <ucbhelper/contentbroker.hxx> 37 #include <ucbhelper/content.hxx> 38 39 #include <unotools/tempfile.hxx> 40 #include <unotools/ucbhelper.hxx> 41 42 #include "fsstorage.hxx" 43 44 45 using namespace ::com::sun::star; 46 47 //------------------------------------------------------------------------- 48 uno::Sequence< ::rtl::OUString > SAL_CALL FSStorageFactory::impl_staticGetSupportedServiceNames() 49 { 50 uno::Sequence< ::rtl::OUString > aRet(2); 51 aRet[0] = ::rtl::OUString::createFromAscii("com.sun.star.embed.FileSystemStorageFactory"); 52 aRet[1] = ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.FileSystemStorageFactory"); 53 return aRet; 54 } 55 56 //------------------------------------------------------------------------- 57 ::rtl::OUString SAL_CALL FSStorageFactory::impl_staticGetImplementationName() 58 { 59 return ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.FileSystemStorageFactory"); 60 } 61 62 //------------------------------------------------------------------------- 63 uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::impl_staticCreateSelfInstance( 64 const uno::Reference< lang::XMultiServiceFactory >& xServiceManager ) 65 { 66 return uno::Reference< uno::XInterface >( *new FSStorageFactory( xServiceManager ) ); 67 } 68 69 //------------------------------------------------------------------------- 70 uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::createInstance() 71 throw ( uno::Exception, 72 uno::RuntimeException ) 73 { 74 ::rtl::OUString aTempURL; 75 76 aTempURL = ::utl::TempFile( NULL, sal_True ).GetURL(); 77 78 if ( !aTempURL.getLength() ) 79 throw uno::RuntimeException(); // TODO: can not create tempfile 80 81 ::ucbhelper::Content aResultContent( 82 aTempURL, uno::Reference< ucb::XCommandEnvironment >() ); 83 84 return uno::Reference< uno::XInterface >( 85 static_cast< OWeakObject* >( 86 new FSStorage( aResultContent, 87 embed::ElementModes::READWRITE, 88 uno::Sequence< beans::PropertyValue >(), 89 m_xFactory ) ), 90 uno::UNO_QUERY ); 91 } 92 93 //------------------------------------------------------------------------- 94 uno::Reference< uno::XInterface > SAL_CALL FSStorageFactory::createInstanceWithArguments( 95 const uno::Sequence< uno::Any >& aArguments ) 96 throw ( uno::Exception, 97 uno::RuntimeException ) 98 { 99 // The request for storage can be done with up to three arguments 100 101 // The first argument specifies a source for the storage 102 // it must be URL. 103 // The second value is a mode the storage should be open in. 104 // And the third value is a media descriptor. 105 106 sal_Int32 nArgNum = aArguments.getLength(); 107 OSL_ENSURE( nArgNum < 4, "Wrong parameter number" ); 108 109 if ( !nArgNum ) 110 return createInstance(); 111 112 // first try to retrieve storage open mode if any 113 // by default the storage will be open in readonly mode 114 sal_Int32 nStorageMode = embed::ElementModes::READ; 115 if ( nArgNum >= 2 ) 116 { 117 if( !( aArguments[1] >>= nStorageMode ) ) 118 { 119 OSL_ENSURE( sal_False, "Wrong second argument!\n" ); 120 throw uno::Exception(); // TODO: Illegal argument 121 } 122 // it's allways possible to read written storage in this implementation 123 nStorageMode |= embed::ElementModes::READ; 124 } 125 126 // retrieve storage source URL 127 ::rtl::OUString aURL; 128 129 if ( aArguments[0] >>= aURL ) 130 { 131 if ( !aURL.getLength() ) 132 { 133 OSL_ENSURE( sal_False, "Empty URL is provided!\n" ); 134 throw uno::Exception(); // TODO: illegal argument 135 } 136 } 137 else 138 { 139 OSL_ENSURE( sal_False, "Wrong first argument!\n" ); 140 throw uno::Exception(); // TODO: Illegal argument 141 } 142 143 // retrieve mediadescriptor and set storage properties 144 uno::Sequence< beans::PropertyValue > aDescr; 145 uno::Sequence< beans::PropertyValue > aPropsToSet; 146 147 if ( nArgNum >= 3 ) 148 { 149 if( aArguments[2] >>= aDescr ) 150 { 151 aPropsToSet.realloc(1); 152 aPropsToSet[0].Name = ::rtl::OUString::createFromAscii( "URL" ); 153 aPropsToSet[0].Value <<= aURL; 154 155 for ( sal_Int32 nInd = 0, nNumArgs = 1; nInd < aDescr.getLength(); nInd++ ) 156 { 157 if ( aDescr[nInd].Name.equalsAscii( "InteractionHandler" ) ) 158 { 159 aPropsToSet.realloc( ++nNumArgs ); 160 aPropsToSet[nNumArgs-1].Name = aDescr[nInd].Name; 161 aPropsToSet[nNumArgs-1].Value = aDescr[nInd].Value; 162 break; 163 } 164 else 165 OSL_ENSURE( sal_False, "Unacceptable property, will be ignored!\n" ); 166 } 167 } 168 else 169 { 170 OSL_ENSURE( sal_False, "Wrong third argument!\n" ); 171 throw uno::Exception(); // TODO: Illegal argument 172 } 173 } 174 175 // allow to use other ucp's 176 // if ( !isLocalNotFile_Impl( aURL ) ) 177 if ( aURL.equalsIgnoreAsciiCaseAsciiL( "vnd.sun.star.pkg", 16 ) 178 || aURL.equalsIgnoreAsciiCaseAsciiL( "vnd.sun.star.zip", 16 ) 179 || ::utl::UCBContentHelper::IsDocument( aURL ) ) 180 { 181 OSL_ENSURE( sal_False, "File system storages can be based only on file URLs!\n" ); // ??? 182 throw uno::Exception(); // TODO: illegal argument 183 } 184 185 if ( ( nStorageMode & embed::ElementModes::WRITE ) && !( nStorageMode & embed::ElementModes::NOCREATE ) ) 186 FSStorage::MakeFolderNoUI( aURL, sal_False ); 187 else if ( !::utl::UCBContentHelper::IsFolder( aURL ) ) 188 throw io::IOException(); // there is no such folder 189 190 ::ucbhelper::Content aResultContent( 191 aURL, uno::Reference< ucb::XCommandEnvironment >() ); 192 193 // create storage based on source 194 return uno::Reference< uno::XInterface >( 195 static_cast< OWeakObject* >( new FSStorage( aResultContent, 196 nStorageMode, 197 aPropsToSet, 198 m_xFactory ) ), 199 uno::UNO_QUERY ); 200 } 201 202 //------------------------------------------------------------------------- 203 ::rtl::OUString SAL_CALL FSStorageFactory::getImplementationName() 204 throw ( uno::RuntimeException ) 205 { 206 return impl_staticGetImplementationName(); 207 } 208 209 //------------------------------------------------------------------------- 210 sal_Bool SAL_CALL FSStorageFactory::supportsService( const ::rtl::OUString& ServiceName ) 211 throw ( uno::RuntimeException ) 212 { 213 uno::Sequence< ::rtl::OUString > aSeq = impl_staticGetSupportedServiceNames(); 214 215 for ( sal_Int32 nInd = 0; nInd < aSeq.getLength(); nInd++ ) 216 if ( ServiceName.compareTo( aSeq[nInd] ) == 0 ) 217 return sal_True; 218 219 return sal_False; 220 } 221 222 //------------------------------------------------------------------------- 223 uno::Sequence< ::rtl::OUString > SAL_CALL FSStorageFactory::getSupportedServiceNames() 224 throw ( uno::RuntimeException ) 225 { 226 return impl_staticGetSupportedServiceNames(); 227 } 228 229 //------------------------------------------------------------------------- 230 231 extern "C" 232 { 233 SAL_DLLPUBLIC_EXPORT void SAL_CALL component_getImplementationEnvironment ( 234 const sal_Char ** ppEnvTypeName, uno_Environment ** /* ppEnv */) 235 { 236 *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME; 237 } 238 239 SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory ( 240 const sal_Char * pImplementationName, void * pServiceManager, void * /* pRegistryKey */) 241 { 242 void * pResult = 0; 243 if (pServiceManager) 244 { 245 uno::Reference< lang::XSingleServiceFactory > xFactory; 246 if (FSStorageFactory::impl_staticGetImplementationName().compareToAscii (pImplementationName) == 0) 247 { 248 xFactory = cppu::createOneInstanceFactory ( 249 reinterpret_cast< lang::XMultiServiceFactory* >(pServiceManager), 250 FSStorageFactory::impl_staticGetImplementationName(), 251 FSStorageFactory::impl_staticCreateSelfInstance, 252 FSStorageFactory::impl_staticGetSupportedServiceNames() ); 253 } 254 if (xFactory.is()) 255 { 256 xFactory->acquire(); 257 pResult = xFactory.get(); 258 } 259 } 260 return pResult; 261 } 262 263 } // extern "C" 264 265