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Diffstat (limited to 'khtml/kmultipart/kmultipart.cpp')
| -rw-r--r-- | khtml/kmultipart/kmultipart.cpp | 613 |
1 files changed, 0 insertions, 613 deletions
diff --git a/khtml/kmultipart/kmultipart.cpp b/khtml/kmultipart/kmultipart.cpp deleted file mode 100644 index 32c514f1b..000000000 --- a/khtml/kmultipart/kmultipart.cpp +++ /dev/null @@ -1,613 +0,0 @@ -/* This file is part of the KDE project - Copyright (C) 2002 David Faure <david@mandrakesoft.com> - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - along with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -#include "kmultipart.h" - -#include <tqvbox.h> -#include <kinstance.h> -#include <kmimetype.h> -#include <klocale.h> -#include <kio/job.h> -#include <tqfile.h> -#include <ktempfile.h> -#include <kmessagebox.h> -#include <kparts/componentfactory.h> -#include <kparts/genericfactory.h> -#include <khtml_part.h> -#include <unistd.h> -#include <kxmlguifactory.h> -#include <tqtimer.h> - -typedef KParts::GenericFactory<KMultiPart> KMultiPartFactory; // factory for the part -K_EXPORT_COMPONENT_FACTORY( libkmultipart /*library name*/, KMultiPartFactory ) - -//#define DEBUG_PARSING - -class KLineParser -{ -public: - KLineParser() { - m_lineComplete = false; - } - void addChar( char c, bool storeNewline ) { - if ( !storeNewline && c == '\r' ) - return; - Q_ASSERT( !m_lineComplete ); - if ( storeNewline || c != '\n' ) { - int sz = m_currentLine.size(); - m_currentLine.resize( sz+1, TQGArray::SpeedOptim ); - m_currentLine[sz] = c; - } - if ( c == '\n' ) - m_lineComplete = true; - } - bool isLineComplete() const { - return m_lineComplete; - } - TQByteArray currentLine() const { - return m_currentLine; - } - void clearLine() { - Q_ASSERT( m_lineComplete ); - reset(); - } - void reset() { - m_currentLine.resize( 0, TQGArray::SpeedOptim ); - m_lineComplete = false; - } -private: - TQByteArray m_currentLine; - bool m_lineComplete; // true when ending with '\n' -}; - -/* testcase: - Content-type: multipart/mixed;boundary=ThisRandomString - ---ThisRandomString -Content-type: text/plain - -Data for the first object. - ---ThisRandomString -Content-type: text/plain - -Data for the second and last object. - ---ThisRandomString-- -*/ - - -KMultiPart::KMultiPart( TQWidget *parentWidget, const char *widgetName, - TQObject *parent, const char *name, const TQStringList& ) - : KParts::ReadOnlyPart( parent, name ) -{ - m_filter = 0L; - - setInstance( KMultiPartFactory::instance() ); - - TQVBox *box = new TQVBox( parentWidget, widgetName ); - setWidget( box ); - - m_extension = new KParts::BrowserExtension( this ); - - // We probably need to use m_extension to get the urlArgs in openURL... - - m_part = 0L; - m_isHTMLPart = false; - m_job = 0L; - m_lineParser = new KLineParser; - m_tempFile = 0L; - - m_timer = new TQTimer( this ); - connect( m_timer, TQT_SIGNAL( timeout() ), this, TQT_SLOT( slotProgressInfo() ) ); -} - -KMultiPart::~KMultiPart() -{ - // important: delete the nested part before the part or qobject destructor runs. - // we now delete the nested part which deletes the part's widget which makes - // _OUR_ m_widget 0 which in turn avoids our part destructor to delete the - // widget ;-) - // ### additional note: it _can_ be that the part has been deleted before: - // when we're in a html frameset and the view dies first, then it will also - // kill the htmlpart - if ( m_part ) - delete static_cast<KParts::ReadOnlyPart *>( m_part ); - delete m_job; - delete m_lineParser; - if ( m_tempFile ) { - m_tempFile->setAutoDelete( true ); - delete m_tempFile; - } - delete m_filter; - m_filter = 0L; -} - - -void KMultiPart::startHeader() -{ - m_bParsingHeader = true; // we expect a header to come first - m_bGotAnyHeader = false; - m_gzip = false; - // just to be sure for now - delete m_filter; - m_filter = 0L; -} - - -bool KMultiPart::openURL( const KURL &url ) -{ - m_url = url; - m_lineParser->reset(); - startHeader(); - - KParts::URLArgs args = m_extension->urlArgs(); - //m_mimeType = args.serviceType; - - // Hmm, args.reload is set to true when reloading, but this doesn't seem to be enough... - // I get "HOLD: Reusing held slave for <url>", and the old data - - m_job = TDEIO::get( url, args.reload, false ); - - emit started( 0 /*m_job*/ ); // don't pass the job, it would interfer with our own infoMessage - - connect( m_job, TQT_SIGNAL( result( TDEIO::Job * ) ), - this, TQT_SLOT( slotJobFinished( TDEIO::Job * ) ) ); - connect( m_job, TQT_SIGNAL( data( TDEIO::Job *, const TQByteArray & ) ), - this, TQT_SLOT( slotData( TDEIO::Job *, const TQByteArray & ) ) ); - - m_numberOfFrames = 0; - m_numberOfFramesSkipped = 0; - m_totalNumberOfFrames = 0; - m_qtime.start(); - m_timer->start( 1000 ); //1s - - return true; -} - -// Yes, libtdenetwork's has such a parser already (MultiPart), -// but it works on the complete string, expecting the whole data to be available.... -// The version here is asynchronous. -void KMultiPart::slotData( TDEIO::Job *job, const TQByteArray &data ) -{ - if (m_boundary.isNull()) - { - TQString tmp = job->queryMetaData("media-boundary"); - kdDebug() << "Got Boundary from kio-http '" << tmp << "'" << endl; - if ( !tmp.isEmpty() ) { - if (tmp.startsWith("--")) - m_boundary = tmp.latin1(); - else - m_boundary = TQCString("--")+tmp.latin1(); - m_boundaryLength = m_boundary.length(); - } - } - // Append to m_currentLine until eol - for ( uint i = 0; i < data.size() ; ++i ) - { - // Store char. Skip if '\n' and currently parsing a header. - m_lineParser->addChar( data[i], !m_bParsingHeader ); - if ( m_lineParser->isLineComplete() ) - { - TQByteArray lineData = m_lineParser->currentLine(); -#ifdef DEBUG_PARSING - kdDebug() << "lineData.size()=" << lineData.size() << endl; -#endif - TQCString line( lineData.data(), lineData.size()+1 ); // deep copy - // 0-terminate the data, but only for the line-based tests below - // We want to keep the raw data in case it ends up in sendData() - int sz = line.size(); - if ( sz > 0 ) - line[sz-1] = '\0'; -#ifdef DEBUG_PARSING - kdDebug() << "[" << m_bParsingHeader << "] line='" << line << "'" << endl; -#endif - if ( m_bParsingHeader ) - { - if ( !line.isEmpty() ) - m_bGotAnyHeader = true; - if ( m_boundary.isNull() ) - { - if ( !line.isEmpty() ) { -#ifdef DEBUG_PARSING - kdDebug() << "Boundary is " << line << endl; -#endif - m_boundary = line; - m_boundaryLength = m_boundary.length(); - } - } - else if ( !tqstrnicmp( line.data(), "Content-Encoding:", 17 ) ) - { - TQString encoding = TQString::fromLatin1(line.data()+17).stripWhiteSpace().lower(); - if (encoding == "gzip" || encoding == "x-gzip") { - m_gzip = true; - } else { - kdDebug() << "FIXME: unhandled encoding type in KMultiPart: " << encoding << endl; - } - } - // parse Content-Type - else if ( !tqstrnicmp( line.data(), "Content-Type:", 13 ) ) - { - Q_ASSERT( m_nextMimeType.isNull() ); - m_nextMimeType = TQString::fromLatin1( line.data() + 14 ).stripWhiteSpace(); - int semicolon = m_nextMimeType.find( ';' ); - if ( semicolon != -1 ) - m_nextMimeType = m_nextMimeType.left( semicolon ); - kdDebug() << "m_nextMimeType=" << m_nextMimeType << endl; - } - // Empty line, end of headers (if we had any header line before) - else if ( line.isEmpty() && m_bGotAnyHeader ) - { - m_bParsingHeader = false; -#ifdef DEBUG_PARSING - kdDebug() << "end of headers" << endl; -#endif - startOfData(); - } - // First header (when we know it from kio_http) - else if ( line == m_boundary ) - ; // nothing to do - else if ( !line.isEmpty() ) // this happens with e.g. Set-Cookie: - kdDebug() << "Ignoring header " << line << endl; - } else { - if ( !tqstrncmp( line, m_boundary, m_boundaryLength ) ) - { -#ifdef DEBUG_PARSING - kdDebug() << "boundary found!" << endl; - kdDebug() << "after it is " << line.data() + m_boundaryLength << endl; -#endif - // Was it the very last boundary ? - if ( !tqstrncmp( line.data() + m_boundaryLength, "--", 2 ) ) - { -#ifdef DEBUG_PARSING - kdDebug() << "Completed!" << endl; -#endif - endOfData(); - emit completed(); - } else - { - char nextChar = *(line.data() + m_boundaryLength); -#ifdef DEBUG_PARSING - kdDebug() << "KMultiPart::slotData nextChar='" << nextChar << "'" << endl; -#endif - if ( nextChar == '\n' || nextChar == '\r' ) { - endOfData(); - startHeader(); - } - else { - // otherwise, false hit, it has trailing stuff - sendData( lineData ); - } - } - } else { - // send to part - sendData( lineData ); - } - } - m_lineParser->clearLine(); - } - } -} - -void KMultiPart::setPart( const TQString& mimeType ) -{ - KXMLGUIFactory *guiFactory = factory(); - if ( guiFactory ) // seems to be 0 when restoring from SM - guiFactory->removeClient( this ); - kdDebug() << "KMultiPart::setPart " << mimeType << endl; - delete m_part; - // Try to find an appropriate viewer component - m_part = KParts::ComponentFactory::createPartInstanceFromQuery<KParts::ReadOnlyPart> - ( m_mimeType, TQString::null, widget(), 0L, this, 0L ); - if ( !m_part ) { - // TODO launch external app - KMessageBox::error( widget(), i18n("No handler found for %1!").arg(m_mimeType) ); - return; - } - // By making the part a child XMLGUIClient of ours, we get its GUI merged in. - insertChildClient( m_part ); - m_part->widget()->show(); - - connect( m_part, TQT_SIGNAL( completed() ), - this, TQT_SLOT( slotPartCompleted() ) ); - - m_isHTMLPart = ( mimeType == "text/html" ); - KParts::BrowserExtension* childExtension = KParts::BrowserExtension::childObject( m_part ); - - if ( childExtension ) - { - - // Forward signals from the part's browser extension - // this is very related (but not exactly like) KHTMLPart::processObjectRequest - - connect( childExtension, TQT_SIGNAL( openURLNotify() ), - m_extension, TQT_SIGNAL( openURLNotify() ) ); - - connect( childExtension, TQT_SIGNAL( openURLRequestDelayed( const KURL &, const KParts::URLArgs & ) ), - m_extension, TQT_SIGNAL( openURLRequest( const KURL &, const KParts::URLArgs & ) ) ); - - connect( childExtension, TQT_SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & ) ), - m_extension, TQT_SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & ) ) ); - connect( childExtension, TQT_SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs &, const KParts::WindowArgs &, KParts::ReadOnlyPart *& ) ), - m_extension, TQT_SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & , const KParts::WindowArgs &, KParts::ReadOnlyPart *&) ) ); - - // Keep in sync with khtml_part.cpp - connect( childExtension, TQT_SIGNAL( popupMenu( const TQPoint &, const KFileItemList & ) ), - m_extension, TQT_SIGNAL( popupMenu( const TQPoint &, const KFileItemList & ) ) ); - connect( childExtension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KFileItemList & ) ), - m_extension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KFileItemList & ) ) ); - connect( childExtension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KFileItemList &, const KParts::URLArgs &, KParts::BrowserExtension::PopupFlags ) ), - m_extension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KFileItemList &, const KParts::URLArgs &, KParts::BrowserExtension::PopupFlags ) ) ); - connect( childExtension, TQT_SIGNAL( popupMenu( const TQPoint &, const KURL &, const TQString &, mode_t ) ), - m_extension, TQT_SIGNAL( popupMenu( const TQPoint &, const KURL &, const TQString &, mode_t ) ) ); - connect( childExtension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KURL &, const TQString &, mode_t ) ), - m_extension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KURL &, const TQString &, mode_t ) ) ); - connect( childExtension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KURL &, const KParts::URLArgs &, KParts::BrowserExtension::PopupFlags, mode_t ) ), - m_extension, TQT_SIGNAL( popupMenu( KXMLGUIClient *, const TQPoint &, const KURL &, const KParts::URLArgs &, KParts::BrowserExtension::PopupFlags, mode_t ) ) ); - - - if ( m_isHTMLPart ) - connect( childExtension, TQT_SIGNAL( infoMessage( const TQString & ) ), - m_extension, TQT_SIGNAL( infoMessage( const TQString & ) ) ); - // For non-HTML we prefer to show our infoMessage ourselves. - - childExtension->setBrowserInterface( m_extension->browserInterface() ); - - connect( childExtension, TQT_SIGNAL( enableAction( const char *, bool ) ), - m_extension, TQT_SIGNAL( enableAction( const char *, bool ) ) ); - connect( childExtension, TQT_SIGNAL( setLocationBarURL( const TQString& ) ), - m_extension, TQT_SIGNAL( setLocationBarURL( const TQString& ) ) ); - connect( childExtension, TQT_SIGNAL( setIconURL( const KURL& ) ), - m_extension, TQT_SIGNAL( setIconURL( const KURL& ) ) ); - connect( childExtension, TQT_SIGNAL( loadingProgress( int ) ), - m_extension, TQT_SIGNAL( loadingProgress( int ) ) ); - if ( m_isHTMLPart ) // for non-HTML we have our own - connect( childExtension, TQT_SIGNAL( speedProgress( int ) ), - m_extension, TQT_SIGNAL( speedProgress( int ) ) ); - connect( childExtension, TQT_SIGNAL( selectionInfo( const KFileItemList& ) ), - m_extension, TQT_SIGNAL( selectionInfo( const KFileItemList& ) ) ); - connect( childExtension, TQT_SIGNAL( selectionInfo( const TQString& ) ), - m_extension, TQT_SIGNAL( selectionInfo( const TQString& ) ) ); - connect( childExtension, TQT_SIGNAL( selectionInfo( const KURL::List& ) ), - m_extension, TQT_SIGNAL( selectionInfo( const KURL::List& ) ) ); - connect( childExtension, TQT_SIGNAL( mouseOverInfo( const KFileItem* ) ), - m_extension, TQT_SIGNAL( mouseOverInfo( const KFileItem* ) ) ); - connect( childExtension, TQT_SIGNAL( moveTopLevelWidget( int, int ) ), - m_extension, TQT_SIGNAL( moveTopLevelWidget( int, int ) ) ); - connect( childExtension, TQT_SIGNAL( resizeTopLevelWidget( int, int ) ), - m_extension, TQT_SIGNAL( resizeTopLevelWidget( int, int ) ) ); - } - - m_partIsLoading = false; - // Load the part's plugins too. - // ###### This is a hack. The bug is that KHTMLPart doesn't load its plugins - // if className != "Browser/View". - loadPlugins( this, m_part, m_part->instance() ); - // Get the part's GUI to appear - if ( guiFactory ) - guiFactory->addClient( this ); -} - -void KMultiPart::startOfData() -{ - kdDebug() << "KMultiPart::startOfData" << endl; - Q_ASSERT( !m_nextMimeType.isNull() ); - if( m_nextMimeType.isNull() ) - return; - - if ( m_gzip ) - { - m_filter = new HTTPFilterGZip; - connect( m_filter, TQT_SIGNAL( output( const TQByteArray& ) ), this, TQT_SLOT( reallySendData( const TQByteArray& ) ) ); - } - - if ( m_mimeType != m_nextMimeType ) - { - // Need to switch parts (or create the initial one) - m_mimeType = m_nextMimeType; - setPart( m_mimeType ); - } - Q_ASSERT( m_part ); - // Pass URLArgs (e.g. reload) - KParts::BrowserExtension* childExtension = KParts::BrowserExtension::childObject( m_part ); - if ( childExtension ) - childExtension->setURLArgs( m_extension->urlArgs() ); - - m_nextMimeType = TQString::null; - if ( m_tempFile ) { - m_tempFile->setAutoDelete( true ); - delete m_tempFile; - m_tempFile = 0; - } - if ( m_isHTMLPart ) - { - KHTMLPart* htmlPart = static_cast<KHTMLPart *>( static_cast<KParts::ReadOnlyPart *>( m_part ) ); - htmlPart->begin( url() ); - } - else - { - // ###### TODO use a TQByteArray and a data: URL instead - m_tempFile = new KTempFile; - } -} - -void KMultiPart::sendData( const TQByteArray& line ) -{ - if ( m_filter ) - { - m_filter->slotInput( line ); - } - else - { - reallySendData( line ); - } -} - -void KMultiPart::reallySendData( const TQByteArray& line ) -{ - if ( m_isHTMLPart ) - { - KHTMLPart* htmlPart = static_cast<KHTMLPart *>( static_cast<KParts::ReadOnlyPart *>( m_part ) ); - htmlPart->write( line.data(), line.size() ); - } - else if ( m_tempFile ) - { - m_tempFile->file()->writeBlock( line.data(), line.size() ); - } -} - -void KMultiPart::endOfData() -{ - Q_ASSERT( m_part ); - if ( m_isHTMLPart ) - { - KHTMLPart* htmlPart = static_cast<KHTMLPart *>( static_cast<KParts::ReadOnlyPart *>( m_part ) ); - htmlPart->end(); - } else if ( m_tempFile ) - { - m_tempFile->close(); - if ( m_partIsLoading ) - { - // The part is still loading the last data! Let it proceed then - // Otherwise we'd keep cancelling it, and nothing would ever show up... - kdDebug() << "KMultiPart::endOfData part isn't ready, skipping frame" << endl; - ++m_numberOfFramesSkipped; - m_tempFile->setAutoDelete( true ); - } - else - { - kdDebug() << "KMultiPart::endOfData opening " << m_tempFile->name() << endl; - KURL url; - url.setPath( m_tempFile->name() ); - m_partIsLoading = true; - (void) m_part->openURL( url ); - } - delete m_tempFile; - m_tempFile = 0L; - } -} - -void KMultiPart::slotPartCompleted() -{ - if ( !m_isHTMLPart ) - { - Q_ASSERT( m_part ); - // Delete temp file used by the part - Q_ASSERT( m_part->url().isLocalFile() ); - kdDebug() << "slotPartCompleted deleting " << m_part->url().path() << endl; - (void) unlink( TQFile::encodeName( m_part->url().path() ) ); - m_partIsLoading = false; - ++m_numberOfFrames; - // Do not emit completed from here. - } -} - -bool KMultiPart::closeURL() -{ - m_timer->stop(); - if ( m_part ) - return m_part->closeURL(); - return true; -} - -void KMultiPart::guiActivateEvent( KParts::GUIActivateEvent * ) -{ - // Not public! - //if ( m_part ) - // m_part->guiActivateEvent( e ); -} - -void KMultiPart::slotJobFinished( TDEIO::Job *job ) -{ - if ( job->error() ) - { - // TODO use khtml's error:// scheme - job->showErrorDialog(); - emit canceled( job->errorString() ); - } - else - { - /*if ( m_khtml->view()->contentsY() == 0 ) - { - KParts::URLArgs args = m_ext->urlArgs(); - m_khtml->view()->setContentsPos( args.xOffset, args.yOffset ); - }*/ - - emit completed(); - - //TQTimer::singleShot( 0, this, TQT_SLOT( updateWindowCaption() ) ); - } - m_job = 0L; -} - -void KMultiPart::slotProgressInfo() -{ - int time = m_qtime.elapsed(); - if ( !time ) return; - if ( m_totalNumberOfFrames == m_numberOfFrames + m_numberOfFramesSkipped ) - return; // No change, don't overwrite statusbar messages if any - //kdDebug() << m_numberOfFrames << " in " << time << " milliseconds" << endl; - TQString str( "%1 frames per second, %2 frames skipped per second" ); - str = str.arg( 1000.0 * (double)m_numberOfFrames / (double)time ); - str = str.arg( 1000.0 * (double)m_numberOfFramesSkipped / (double)time ); - m_totalNumberOfFrames = m_numberOfFrames + m_numberOfFramesSkipped; - //kdDebug() << str << endl; - emit m_extension->infoMessage( str ); -} - -TDEAboutData* KMultiPart::createAboutData() -{ - TDEAboutData* aboutData = new TDEAboutData( "kmultipart", I18N_NOOP("KMultiPart"), - "0.1", - I18N_NOOP( "Embeddable component for multipart/mixed" ), - TDEAboutData::License_GPL, - "(c) 2001, David Faure <david@mandrakesoft.com>"); - return aboutData; -} - -#if 0 -KMultiPartBrowserExtension::KMultiPartBrowserExtension( KMultiPart *parent, const char *name ) - : KParts::BrowserExtension( parent, name ) -{ - m_imgPart = parent; -} - -int KMultiPartBrowserExtension::xOffset() -{ - return m_imgPart->doc()->view()->contentsX(); -} - -int KMultiPartBrowserExtension::yOffset() -{ - return m_imgPart->doc()->view()->contentsY(); -} - -void KMultiPartBrowserExtension::print() -{ - static_cast<KHTMLPartBrowserExtension *>( m_imgPart->doc()->browserExtension() )->print(); -} - -void KMultiPartBrowserExtension::reparseConfiguration() -{ - static_cast<KHTMLPartBrowserExtension *>( m_imgPart->doc()->browserExtension() )->reparseConfiguration(); - m_imgPart->doc()->setAutoloadImages( true ); -} -#endif - -#include "kmultipart.moc" |