extensions/source/plugin/base/context.cxx

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  28
  29 #ifdef AIX
  30 #define _LINUX_SOURCE_COMPAT
  31 #include <sys/timer.h>
  32 #undef _LINUX_SOURCE_COMPAT
  33 #endif
  34
  35 #ifdef WNT
  36 #include <prewin.h>
  37 #include <postwin.h>
  38 #endif
  39
  40 #include <cstdarg>
  41 #include <cstdio>
  42
  43 #include <plugin/impl.hxx>
  44
  45 #include <sal/log.hxx>
  46 #include <com/sun/star/frame/FrameSearchFlag.hpp>
  47 #include <com/sun/star/frame/XComponentLoader.hpp>
  48 #include <com/sun/star/uno/XComponentContext.hpp>
  49 #include <com/sun/star/frame/Desktop.hpp>
  50 #include <tools/urlobj.hxx>
  51 #include <osl/file.hxx>
  52
  53 #include <cppuhelper/implbase1.hxx>
  54
  55 using namespace com::sun::star::io;
  56 using namespace com::sun::star::frame;
  57
  58 namespace ext_plug {
  59
  60 class FileSink : public ::cppu::WeakAggImplHelper1< ::com::sun::star::io::XOutputStream >
  61 {
  62 private:
  63     Reference< ::com::sun::star::uno::XComponentContext >   m_xContext;
  64     FILE*                   fp;
  65     Reference< ::com::sun::star::plugin::XPlugin >          m_xPlugin;
  66     OUString                 m_aTarget;
  67     OUString                 m_aFileName;
  68
  69 public:
  70     FileSink( const Reference< ::com::sun::star::uno::XComponentContext > &,
  71               const Reference< ::com::sun::star::plugin::XPlugin > & plugin,
  72               const OUString& target,
  73               const Reference< ::com::sun::star::io::XActiveDataSource > & source );
  74     virtual ~FileSink();
  75
  76     // ::com::sun::star::io::XOutputStream
  77     virtual void SAL_CALL writeBytes( const Sequence<sal_Int8>& ) throw(std::exception) SAL_OVERRIDE;
  78     virtual void SAL_CALL flush() throw(std::exception) SAL_OVERRIDE;
  79     virtual void SAL_CALL closeOutput() throw (RuntimeException, std::exception) SAL_OVERRIDE;
  80 };
  81
  82 }
  83 using namespace ext_plug;
  84
  85 class XPluginContext_Impl : public ::cppu::WeakAggImplHelper1< ::com::sun::star::plugin::XPluginContext >
  86 {
  87     Reference< ::com::sun::star::uno::XComponentContext >   m_xContext;
  88     rtl_TextEncoding                                        m_aEncoding;
  89 public:
  90
  91     XPluginContext_Impl( const Reference< ::com::sun::star::uno::XComponentContext >  & );
  92     virtual ~XPluginContext_Impl();
  93
  94
  95     virtual 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, std::exception ) SAL_OVERRIDE;
  96     virtual void SAL_CALL getURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target, const Reference< ::com::sun::star::lang::XEventListener > & listener) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
  97     virtual void SAL_CALL getURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
  98     virtual void SAL_CALL postURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const 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, std::exception ) SAL_OVERRIDE;
  99     virtual void SAL_CALL postURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
 100     virtual void SAL_CALL newStream(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& mimetype, const OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
 101     virtual void SAL_CALL displayStatusText(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& message) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
 102     virtual OUString SAL_CALL getUserAgent(const Reference< ::com::sun::star::plugin::XPlugin > & plugin) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception ) SAL_OVERRIDE;
 103 };
 104
 105 Reference< ::com::sun::star::plugin::XPluginContext >  XPluginManager_Impl::createPluginContext() throw(std::exception)
 106 {
 107     return new XPluginContext_Impl( m_xContext );
 108 }
 109
 110 XPluginContext_Impl::XPluginContext_Impl( const Reference< ::com::sun::star::uno::XComponentContext >  & rxContext )
 111     : m_xContext( rxContext ),
 112       m_aEncoding( osl_getThreadTextEncoding() )
 113 {
 114 }
 115
 116 XPluginContext_Impl::~XPluginContext_Impl()
 117 {
 118 }
 119
 120 OUString XPluginContext_Impl::getValue( const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/, ::com::sun::star::plugin::PluginVariable /*variable*/ )
 121     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 122 {
 123     return OUString();
 124 }
 125
 126
 127 void XPluginContext_Impl::getURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target) throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 128 {
 129     Reference< XDesktop2 > xDesktop = Desktop::create(m_xContext);
 130
 131     if(  target.isEmpty() )
 132     {
 133         INetURLObject aURL;
 134         aURL.SetSmartProtocol( INetProtocol::File );
 135         aURL.SetSmartURL( url );
 136
 137         OUString aUrl = aURL.GetMainURL(INetURLObject::DECODE_TO_IURI);
 138         // the mimetype cannot be specified
 139         plugin->provideNewStream( OUString(),
 140                                   Reference< XActiveDataSource >(),
 141                                   aUrl,
 142                                   0, 0, aUrl.startsWith("file:") );
 143         return;
 144     }
 145
 146     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( plugin );
 147
 148     if( pPlugin )
 149     {
 150         try
 151         {
 152             ::com::sun::star::beans::PropertyValue aValue;
 153             aValue.Name     = "Referer";
 154             aValue.Value <<= pPlugin->getRefererURL();
 155
 156             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( &aValue, 1 );
 157             Reference< ::com::sun::star::lang::XComponent >  xComp =
 158                 xDesktop->loadComponentFromURL(
 159                                               url,
 160                                               target,
 161                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 162                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 163                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 164                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 165                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 166                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 167                                               aArgs
 168                                               );
 169         }
 170         catch(...)
 171         {
 172             throw ::com::sun::star::plugin::PluginException();
 173         }
 174     }
 175 }
 176
 177 void XPluginContext_Impl::getURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target, const Reference< ::com::sun::star::lang::XEventListener > & listener )
 178     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 179 {
 180     getURL( plugin, url, target );
 181     if( listener.is() )
 182         listener->disposing( ::com::sun::star::lang::EventObject() );
 183 }
 184
 185 OUString XPluginContext_Impl::getUserAgent(const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/)
 186     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 187 {
 188     return OUString("Mozilla 3.0");
 189 }
 190
 191 void XPluginContext_Impl::displayStatusText(const Reference< ::com::sun::star::plugin::XPlugin > & /*plugin*/, const OUString& /*message*/)
 192     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 193 {
 194 }
 195
 196 void XPluginContext_Impl::postURL(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file)
 197     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 198 {
 199     Sequence< sal_Int8 > aBuf;
 200
 201     if( file )
 202     {
 203         OUString aFileName( reinterpret_cast<char const *>(buf.getConstArray()), strlen(reinterpret_cast<char const *>(buf.getConstArray())), m_aEncoding );
 204         INetURLObject aFilePath( aFileName );
 205         aFileName = aFilePath.PathToFileName();
 206         SvFileStream aStream( aFileName, StreamMode::READ );
 207         if( aStream.IsOpen() )
 208         {
 209             sal_Int64 const nBytes = aStream.remainingSize();
 210             aBuf = Sequence<sal_Int8>( nBytes );
 211             aStream.Read( aBuf.getArray(), nBytes );
 212             aStream.Close();
 213             osl::FileBase::getFileURLFromSystemPath( aFileName, aFileName );
 214             osl::File::remove( aFileName );
 215         }
 216     }
 217
 218     Reference< XDesktop2 > xDesktop = Desktop::create(m_xContext);
 219
 220     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( plugin );
 221     if( pPlugin )
 222     {
 223         try
 224         {
 225             ::com::sun::star::beans::PropertyValue aValues[2];
 226             aValues[0].Name = "Referer";
 227             aValues[0].Value <<= pPlugin->getRefererURL();
 228
 229             aValues[1].Name = "PostString";
 230             aValues[1].Value <<= OStringToOUString( reinterpret_cast<char const *>(( file ? aBuf : buf ).getConstArray()), m_aEncoding );
 231             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( aValues, 2 );
 232             Reference< ::com::sun::star::lang::XComponent >  xComp =
 233                 xDesktop->loadComponentFromURL(
 234                                               url,
 235                                               target,
 236                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 237                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 238                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 239                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 240                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 241                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 242                                               aArgs
 243                                               );
 244         }
 245         catch( ... )
 246         {
 247             throw ::com::sun::star::plugin::PluginException();
 248         }
 249     }
 250 }
 251
 252 void XPluginContext_Impl::postURLNotify(const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString& url, const OUString& target, const Sequence< sal_Int8 >& buf, sal_Bool file, const Reference< ::com::sun::star::lang::XEventListener > & listener )
 253     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 254 {
 255     postURL( plugin, url, target, buf, file );
 256     if( listener.is() )
 257         listener->disposing( ::com::sun::star::lang::EventObject() );
 258 }
 259
 260 void XPluginContext_Impl::newStream( const Reference< ::com::sun::star::plugin::XPlugin > & plugin, const OUString&, const OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source )
 261     throw( ::com::sun::star::plugin::PluginException, RuntimeException, std::exception )
 262 {
 263     FileSink*  pNewSink = new FileSink( m_xContext, plugin, target, source );
 264     pNewSink->acquire();
 265 }
 266
 267
 268
 269 FileSink::FileSink( const Reference< ::com::sun::star::uno::XComponentContext >  & rxContext, const Reference< ::com::sun::star::plugin::XPlugin > & plugin,
 270                     const OUString& target, const Reference< ::com::sun::star::io::XActiveDataSource > & source ) :
 271         m_xContext( rxContext ),
 272         m_xPlugin( plugin ),
 273         m_aTarget( target )
 274 {
 275     osl::FileBase::createTempFile( 0, 0, &m_aFileName );
 276     OString aFile = OUStringToOString( m_aFileName, osl_getThreadTextEncoding() );
 277     fp = fopen( aFile.getStr() , "wb" );
 278
 279     Reference< ::com::sun::star::io::XActiveDataControl >  xControl( source, UNO_QUERY );
 280
 281     source->setOutputStream( Reference< ::com::sun::star::io::XOutputStream > ( this ) );
 282     if( xControl.is() )
 283         xControl->start();
 284 }
 285
 286 FileSink::~FileSink()
 287 {
 288     osl::File::remove( m_aFileName );
 289 }
 290
 291 void FileSink::closeOutput() throw (RuntimeException, std::exception)
 292 {
 293     if( fp )
 294         fclose( fp );
 295
 296     Reference< XDesktop2 > xDesktop = Desktop::create(m_xContext);
 297     XPlugin_Impl* pPlugin = XPluginManager_Impl::getPluginImplementation( m_xPlugin );
 298
 299     if( pPlugin )
 300     {
 301         try
 302         {
 303             ::com::sun::star::beans::PropertyValue aValue;
 304             aValue.Name = "Referer";
 305             aValue.Value <<= pPlugin->getRefererURL();
 306
 307             Sequence< ::com::sun::star::beans::PropertyValue > aArgs( &aValue, 1 );
 308             Reference< ::com::sun::star::lang::XComponent >  xComp =
 309                 xDesktop->loadComponentFromURL(
 310                                               m_aFileName,
 311                                               m_aTarget,
 312                                               ::com::sun::star::frame::FrameSearchFlag::PARENT          |
 313                                               ::com::sun::star::frame::FrameSearchFlag::SELF            |
 314                                               ::com::sun::star::frame::FrameSearchFlag::CHILDREN        |
 315                                               ::com::sun::star::frame::FrameSearchFlag::SIBLINGS        |
 316                                               ::com::sun::star::frame::FrameSearchFlag::TASKS           |
 317                                               ::com::sun::star::frame::FrameSearchFlag::CREATE,
 318                                               aArgs
 319                                               );
 320         }
 321         catch( ... )
 322         {
 323         }
 324     }
 325     release();
 326 }
 327
 328 void FileSink::writeBytes( const Sequence<sal_Int8>& Buffer ) throw(std::exception)
 329 {
 330     if( fp )
 331     {
 332         size_t nItems = Buffer.getLength();
 333         bool bSuccess = (fwrite(Buffer.getConstArray(), 1, nItems, fp) == nItems);
 334         SAL_WARN_IF( !bSuccess, "extensions.plugin", "short write");
 335     }
 336 }
 337
 338 void FileSink::flush() throw(std::exception)
 339 {
 340     if( fp )
 341         fflush( fp );
 342 }
 343
 344 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */