extensions/source/plugin/base/context.cxx

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   5  * Copyright 2008 by Sun Microsystems, Inc.
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   7  * OpenOffice.org - a multi-platform office productivity suite
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   9  * $RCSfile: context.cxx,v $
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  21  * GNU Lesser General Public License version 3 for more details
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  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
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  28  *
  29  ************************************************************************/
  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_extensions.hxx"
  33
  34 #if STLPORT_VERSION>=321
  35 #include <cstdarg>
  36 #include <cstdio>
  37 #endif
  38
  39 #include <plugin/impl.hxx>
  40
  41 #ifndef _COM_SUN_STAR_FRAME_FRAMESEARCHFLAGS_HPP_
  42 #include <com/sun/star/frame/FrameSearchFlag.hpp>
  43 #endif
  44 #include <com/sun/star/frame/XComponentLoader.hpp>
  45 #include <tools/fsys.hxx>
  46 #include <tools/urlobj.hxx>
  47
  48 #include <cppuhelper/implbase1.hxx>
  49
  50 using namespace com::sun::star::io;
  51
  52 namespace ext_plug {
  53
  54 class FileSink : public ::cppu::WeakAggImplHelper1< ::com::sun::star::io::XOutputStream >
  55 {
  56 private:
  57     Reference< ::com::sun::star::lang::XMultiServiceFactory >   m_xSMgr;
  58     FILE*                                       fp;
  59     Reference< ::com::sun::star::plugin::XPlugin >                              m_xPlugin;
  60     ::rtl::OUString                                     m_aMIMEType;
  61     ::rtl::OUString                                     m_aTarget;
  62     ::rtl::OUString                                     m_aFileName;
  63
  64 public:
  65     FileSink( const Reference< ::com::sun::star::lang::XMultiServiceFactory >   &,
  66               const Reference< ::com::sun::star::plugin::XPlugin > & plugin,
  67               const ::rtl::OUString& mimetype,
  68               const ::rtl::OUString& target,
  69               const Reference< ::com::sun::star::io::XActiveDataSource > & source );
  70     virtual ~FileSink();
  71
  72     // ::com::sun::star::io::XOutputStream
  73     virtual void SAL_CALL writeBytes( const Sequence<sal_Int8>& ) throw();
  74     virtual void SAL_CALL flush() throw();
  75     virtual void SAL_CALL closeOutput() throw();
  76 };
  77
  78 }
  79 using namespace ext_plug;
  80
  81 class XPluginContext_Impl : public ::cppu::WeakAggImplHelper1< ::com::sun::star::plugin::XPluginContext >
  82 {
  83     Reference< ::com::sun::star::lang::XMultiServiceFactory >   m_xSMgr;
  84     rtl_TextEncoding                                                                            m_aEncoding;
  85 public:
  86
  87     XPluginContext_Impl( const Reference< ::com::sun::star::lang::XMultiServiceFactory >  & );
  88     virtual ~XPluginContext_Impl();
  89
  90
  91     virtual ::rtl::OUString SAL_CALL getValue(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, ::com::sun::star::plugin::PluginVariable variable) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  92     virtual void SAL_CALL getURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Reference< ::com::sun::star::lang::XEventListener > & listener) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  93     virtual void SAL_CALL getURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  94     virtual void SAL_CALL postURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file, const Reference< ::com::sun::star::lang::XEventListener > & listener) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  95     virtual void SAL_CALL postURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  96     virtual void SAL_CALL newStream(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& mimetype, const ::rtl::OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  97     virtual void SAL_CALL displayStatusText(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& message) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  98     virtual ::rtl::OUString SAL_CALL getUserAgent(const Reference< ::com::sun::star::plugin::XPlugin > & plugin) throw( ::com::sun::star::plugin::PluginException, RuntimeException );
  99 };
 100
 101 Reference< ::com::sun::star::plugin::XPluginContext >  XPluginManager_Impl::createPluginContext() throw()
 102 {
 103     return new XPluginContext_Impl( m_xSMgr );
 104 }
 105
 106 XPluginContext_Impl::XPluginContext_Impl( const Reference< ::com::sun::star::lang::XMultiServiceFactory >  & rSMgr )
 107     : m_xSMgr( rSMgr ),
 108       m_aEncoding( gsl_getSystemTextEncoding() )
 109 {
 110 }
 111
 112 XPluginContext_Impl::~XPluginContext_Impl()
 113 {
 114 }
 115
 116 ::rtl::OUString XPluginContext_Impl::getValue( const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/, ::com::sun::star::plugin::PluginVariable /*variable*/ )
 117     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 118 {
 119     return ::rtl::OUString();
 120 }
 121
 122
 123 void XPluginContext_Impl::getURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target) throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 124 {
 125     Reference< XInterface >  xInst = m_xSMgr->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.frame.Desktop" ) );
 126     if( ! xInst.is() )
 127         return;
 128
 129     if( ! target.getLength() )
 130     {
 131         INetURLObject aURL;
 132         aURL.SetSmartProtocol( INET_PROT_FILE );
 133         aURL.SetSmartURL( ::rtl::OUStringToOString( url, m_aEncoding ) );
 134
 135         rtl::OUString aUrl = aURL.GetMainURL(INetURLObject::DECODE_TO_IURI);
 136         // the mimetype cannot be specified
 137         plugin->provideNewStream( ::rtl::OUString(),
 138                                   Reference< XActiveDataSource >(),
 139                                   aUrl,
 140                                   0, 0, (sal_Bool)(aUrl.compareToAscii( "file:", 5 ) == 0) );
 141         return;
 142     }
 143
 144     Reference< ::com::sun::star::frame::XComponentLoader >  xLoader( xInst, UNO_QUERY );
 145     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( plugin );
 146
 147     if( xLoader.is() && pPlugin )
 148     {
 149         try
 150         {
 151             ::com::sun::star::beans::PropertyValue aValue;
 152             aValue.Name         = ::rtl::OUString::createFromAscii( "Referer" );
 153             aValue.Value <<= pPlugin->getRefererURL();
 154
 155             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( &aValue, 1 );
 156             Reference< ::com::sun::star::lang::XComponent >  xComp =
 157                 xLoader->loadComponentFromURL(
 158                                               url,
 159                                               target,
 160                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 161                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 162                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 163                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 164                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 165                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 166                                               aArgs
 167                                               );
 168         }
 169         catch(...)
 170         {
 171             throw ::com::sun::star::plugin::PluginException();
 172         }
 173     }
 174 }
 175
 176 void XPluginContext_Impl::getURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Reference< ::com::sun::star::lang::XEventListener > & listener )
 177     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 178 {
 179     getURL( plugin, url, target );
 180     if( listener.is() )
 181         listener->disposing( ::com::sun::star::lang::EventObject() );
 182 }
 183
 184 ::rtl::OUString XPluginContext_Impl::getUserAgent(const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/)
 185     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 186 {
 187     return ::rtl::OUString::createFromAscii( "Mozilla 3.0" );
 188 }
 189
 190 void XPluginContext_Impl::displayStatusText(const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/, const ::rtl::OUString& /*message*/)
 191     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 192 {
 193 }
 194
 195 void XPluginContext_Impl::postURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file)
 196     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 197 {
 198     Sequence< sal_Int8 > aBuf;
 199
 200     if( file )
 201     {
 202         String aFileName( (char*)buf.getConstArray(), m_aEncoding );
 203         INetURLObject aFilePath( aFileName );
 204         aFileName = aFilePath.PathToFileName();
 205         SvFileStream aStream( aFileName, STREAM_READ );
 206         if( aStream.IsOpen() )
 207         {
 208             int nBytes = 0;
 209             aStream.Seek( STREAM_SEEK_TO_END );
 210             aBuf = Sequence<sal_Int8>( nBytes = aStream.Tell() );
 211             aStream.Seek( STREAM_SEEK_TO_BEGIN );
 212             aStream.Read( aBuf.getArray(), nBytes );
 213             aStream.Close();
 214             DirEntry( aFileName ).Kill();
 215         }
 216     }
 217
 218     Reference< XInterface > xInst = m_xSMgr->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.frame.Desktop" ) );
 219     if( ! xInst.is() )
 220         return ;
 221
 222     Reference< ::com::sun::star::frame::XComponentLoader >  xLoader( xInst, UNO_QUERY );
 223     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( plugin );
 224     if( xLoader.is() && pPlugin )
 225     {
 226         try
 227         {
 228             ::com::sun::star::beans::PropertyValue aValues[2];
 229             aValues[0].Name     = ::rtl::OUString::createFromAscii( "Referer" );
 230             aValues[0].Value <<= pPlugin->getRefererURL();
 231
 232             aValues[1].Name     = ::rtl::OUString::createFromAscii( "PostString" );
 233             aValues[1].Value <<= ::rtl::OStringToOUString( (char*)( file ? aBuf : buf ).getConstArray(), m_aEncoding );
 234             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( aValues, 2 );
 235             Reference< ::com::sun::star::lang::XComponent >  xComp =
 236                 xLoader->loadComponentFromURL(
 237                                               url,
 238                                               target,
 239                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 240                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 241                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 242                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 243                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 244                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 245                                               aArgs
 246                                               );
 247         }
 248         catch( ... )
 249         {
 250             throw ::com::sun::star::plugin::PluginException();
 251         }
 252     }
 253 }
 254
 255 void XPluginContext_Impl::postURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& url, const ::rtl::OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file, const Reference< ::com::sun::star::lang::XEventListener > & listener )
 256     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 257 {
 258     postURL( plugin, url, target, buf, file );
 259     if( listener.is() )
 260         listener->disposing( ::com::sun::star::lang::EventObject() );
 261 }
 262
 263 void XPluginContext_Impl::newStream( const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const ::rtl::OUString& mimetype, const ::rtl::OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source )
 264     throw( ::com::sun::star::plugin::PluginException, RuntimeException )
 265 {
 266     FileSink*  pNewSink = new FileSink( m_xSMgr, plugin, mimetype, target, source );
 267     pNewSink->acquire();
 268 }
 269
 270
 271
 272 FileSink::FileSink( const Reference< ::com::sun::star::lang::XMultiServiceFactory >  & rSMgr, const Reference< ::com::sun::star::plugin::XPlugin > & plugin,
 273                     const ::rtl::OUString& mimetype,
 274                     const ::rtl::OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source ) :
 275         m_xSMgr( rSMgr ),
 276         m_xPlugin( plugin ),
 277         m_aMIMEType( mimetype ),
 278         m_aTarget( target )
 279 {
 280     DirEntry aEntry;
 281     m_aFileName = aEntry.TempName().GetFull();
 282     ::rtl::OString aFile = ::rtl::OUStringToOString( m_aFileName, gsl_getSystemTextEncoding() );
 283     fp = fopen( aFile.getStr() , "wb" );
 284
 285     Reference< ::com::sun::star::io::XActiveDataControl >  xControl( source, UNO_QUERY );
 286
 287     source->setOutputStream( Reference< ::com::sun::star::io::XOutputStream > ( this ) );
 288     if( xControl.is() )
 289         xControl->start();
 290 }
 291
 292 FileSink::~FileSink()
 293 {
 294     DirEntry aEntry( m_aFileName );
 295     aEntry.Kill();
 296 }
 297
 298 void FileSink::closeOutput() throw()
 299 {
 300     if( fp )
 301         fclose( fp );
 302
 303     Reference< XInterface >  xInst = m_xSMgr->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.frame.Desktop" ) );
 304     Reference< ::com::sun::star::frame::XComponentLoader >  xLoader( xInst, UNO_QUERY );
 305     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( m_xPlugin );
 306
 307     if( xLoader.is() && pPlugin )
 308     {
 309         try
 310         {
 311             ::com::sun::star::beans::PropertyValue aValue;
 312             aValue.Name = ::rtl::OUString::createFromAscii( "Referer" );
 313             aValue.Value <<= pPlugin->getRefererURL();
 314
 315             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( &aValue, 1 );
 316             Reference< ::com::sun::star::lang::XComponent >  xComp =
 317                 xLoader->loadComponentFromURL(
 318                                               m_aFileName,
 319                                               m_aTarget,
 320                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 321                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 322                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 323                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 324                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 325                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 326                                               aArgs
 327                                               );
 328         }
 329         catch( ... )
 330         {
 331         }
 332     }
 333     release();
 334 }
 335
 336 void FileSink::writeBytes( const Sequence<sal_Int8>& Buffer ) throw()
 337 {
 338     if( fp )
 339         fwrite( Buffer.getConstArray(), 1, Buffer.getLength(), fp );
 340 }
 341
 342 void FileSink::flush() throw()
 343 {
 344     if( fp )
 345         fflush( fp );
 346 }