1 files changed, 410 insertions, 0 deletions
diff --git a/kresources/lib/kcal_resourcegroupwarebase.cpp b/kresources/lib/kcal_resourcegroupwarebase.cpp
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+++ b/kresources/lib/kcal_resourcegroupwarebase.cpp
@@ -0,0 +1,410 @@
+/*
+    This file is part of kdepim.
+
+    Copyright (c) 2004 Cornelius Schumacher <[email protected]>
+    Copyright (c) 2004 Till Adam <[email protected]>
+    Copyright (c) 2005 Reinhold Kainhofer <[email protected]>
+
+    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 "kcal_resourcegroupwarebase.h"
+#include "kresources_groupwareprefs.h"
+
+#include "libkcal/confirmsavedialog.h"
+#include "folderlister.h"
+#include "calendaradaptor.h"
+#include "groupwaredownloadjob.h"
+#include "groupwareuploadjob.h"
+
+#include <libkcal/icalformat.h>
+#include <kio/job.h>
+#include <klocale.h>
+
+#include <qapplication.h>
+
+using namespace KCal;
+
+ResourceGroupwareBase::ResourceGroupwareBase()
+  : ResourceCached( 0 ), mPrefs(0), mFolderLister(0), 
+    mLock( true ), mAdaptor(0), mDownloadJob(0), mUploadJob(0)
+{
+}
+
+ResourceGroupwareBase::ResourceGroupwareBase( const KConfig *config )
+  : ResourceCached( config ), mPrefs(0), mFolderLister(0), 
+    mLock( true ), mAdaptor(0), mDownloadJob(0), mUploadJob(0)
+{
+  if ( config ) readConfig( config );
+}
+
+ResourceGroupwareBase::~ResourceGroupwareBase()
+{
+  disableChangeNotification();
+
+  delete mPrefs;
+  mPrefs = 0;
+}
+
+KPIM::GroupwarePrefsBase *ResourceGroupwareBase::createPrefs()
+{
+  return new KPIM::GroupwarePrefsBase();
+}
+
+
+bool ResourceGroupwareBase::addEvent( Event *event )
+{
+  if ( adaptor() && ( adaptor()->supports( KPIM::FolderLister::Event ) ||
+                      adaptor()->supports( KPIM::FolderLister::All ) ) ) {
+    return ResourceCached::addEvent( event );
+  } else return false;
+}
+
+bool ResourceGroupwareBase::addTodo( Todo *todo )
+{
+  if ( adaptor() && ( adaptor()->supports( KPIM::FolderLister::Todo ) ||
+                      adaptor()->supports( KPIM::FolderLister::All ) ) ) {
+    return ResourceCached::addTodo( todo );
+  } else return false;
+}
+
+bool ResourceGroupwareBase::addJournal( Journal *journal )
+{
+  if ( adaptor() && ( adaptor()->supports( KPIM::FolderLister::Journal ) ||
+                      adaptor()->supports( KPIM::FolderLister::All ) ) ) {
+    return ResourceCached::addJournal( journal );
+  } else return false;
+}
+
+
+KPIM::GroupwareDownloadJob *ResourceGroupwareBase::createDownloadJob( 
+                            CalendarAdaptor *adaptor )
+{
+  return new KPIM::GroupwareDownloadJob( adaptor );
+}
+
+KPIM::GroupwareUploadJob *ResourceGroupwareBase::createUploadJob( 
+                          CalendarAdaptor *adaptor )
+{
+  return new KPIM::GroupwareUploadJob( adaptor );
+}
+
+void ResourceGroupwareBase::setPrefs( KPIM::GroupwarePrefsBase *newprefs ) 
+{
+  if ( !newprefs ) return;
+  if ( mPrefs ) delete mPrefs;
+  mPrefs = newprefs;
+  mPrefs->addGroupPrefix( identifier() );
+  
+  mPrefs->readConfig();
+  if ( mFolderLister ) mFolderLister->readConfig( mPrefs );
+}
+
+void ResourceGroupwareBase::setFolderLister( KPIM::FolderLister *folderLister )
+{
+  if ( !folderLister ) return;
+  if ( mFolderLister ) delete mFolderLister;
+  mFolderLister = folderLister;
+  if ( mPrefs ) mFolderLister->readConfig( mPrefs );
+  if ( adaptor() ) {
+    adaptor()->setFolderLister( mFolderLister );
+    mFolderLister->setAdaptor( adaptor() );
+  }
+}
+
+void ResourceGroupwareBase::setAdaptor( CalendarAdaptor *adaptor )
+{
+  if ( !adaptor ) return;
+  if ( mAdaptor ) delete mAdaptor;
+  mAdaptor = adaptor;
+  mAdaptor->setFolderLister( mFolderLister );
+  if ( mFolderLister ) mFolderLister->setAdaptor( mAdaptor );
+  // TODO: Set the prgreess status in the up/download jobs, and set
+  //       the resource name as the label. This should be done in the
+  //       up/download jobs, but these don't have access to the resource's
+  //       name, do they?
+/*  mAdaptor->setDownloadProgressMessage( i18n("Downloading calendar") );
+  mAdaptor->setUploadProgressMessage( i18n("Uploading calendar") );*/
+  if ( prefs() ) {
+    mAdaptor->setBaseURL( prefs()->url() );
+    mAdaptor->setUser( prefs()->user() );
+    mAdaptor->setPassword( prefs()->password() );
+  }
+  mAdaptor->setIdMapper( &idMapper() );
+  mAdaptor->setResource( this );
+}
+
+void ResourceGroupwareBase::init()
+{
+  mDownloadJob = 0;
+  mIsShowingError = false;
+
+  enableChangeNotification();
+}
+
+KPIM::GroupwarePrefsBase *ResourceGroupwareBase::prefs()
+{
+  return mPrefs;
+}
+
+void ResourceGroupwareBase::readConfig( const KConfig *config )
+{
+  kdDebug(5800) << "KCal::ResourceGroupwareBase::readConfig()" << endl;
+  ResourceCached::readConfig( config );
+  if ( mPrefs ) {
+    mPrefs->readConfig();
+    if ( mFolderLister )
+      mFolderLister->readConfig( mPrefs );
+  }
+}
+
+void ResourceGroupwareBase::writeConfig( KConfig *config )
+{
+  kdDebug(5800) << "KCal::ResourceGroupwareBase::writeConfig()" << endl;
+
+  ResourceCalendar::writeConfig( config );
+  ResourceCached::writeConfig( config );
+
+  if ( mPrefs ) {
+    if ( mFolderLister )
+      mFolderLister->writeConfig( mPrefs );
+    mPrefs->writeConfig();
+  }
+}
+
+bool ResourceGroupwareBase::doOpen()
+{
+  if ( !adaptor() )
+    return false;
+  if ( adaptor()->flags() & KPIM::GroupwareDataAdaptor::GWResNeedsLogon ) {
+    KIO::Job *loginJob = adaptor()->createLoginJob( prefs()->url(), prefs()->user(), prefs()->password() );
+    if ( !loginJob ) {
+      return false;
+    } else {
+      mLoginFinished = false;
+      connect( loginJob, SIGNAL( result( KIO::Job * ) ),
+               SLOT( slotLoginJobResult( KIO::Job* ) ) );
+      enter_loop();
+      return mLoginFinished;
+    }
+  }
+  return true;
+}
+
+// BEGIN:COPIED
+// TODO: Get rid of this hack, which is copied from KIO::NetAccess, which is
+// LGPL'ed and
+//     Copyright (C) 1997 Torben Weis ([email protected])
+//     Copyright (C) 1998 Matthias Ettrich ([email protected])
+//     Copyright (C) 1999 David Faure ([email protected])
+// If a troll sees this, he kills me
+void qt_enter_modal( QWidget *widget );
+void qt_leave_modal( QWidget *widget );
+
+void ResourceGroupwareBase::enter_loop()
+{
+  QWidget dummy(0,0,WType_Dialog | WShowModal);
+  dummy.setFocusPolicy( QWidget::NoFocus );
+  qt_enter_modal(&dummy);
+  qApp->enter_loop();
+  qt_leave_modal(&dummy);
+}
+// END:COPIED
+
+void ResourceGroupwareBase::slotLoginJobResult( KIO::Job *job )
+{
+  if ( !adaptor() ) return;
+  mLoginFinished = adaptor()->interpretLoginJobResult( job );
+  qApp->exit_loop();
+}
+
+void ResourceGroupwareBase::doClose()
+{
+  ResourceCached::doClose();
+  if ( mDownloadJob ) mDownloadJob->kill();
+
+  if ( adaptor() && 
+       adaptor()->flags() & KPIM::GroupwareDataAdaptor::GWResNeedsLogoff ) {
+    KIO::Job *logoffJob = adaptor()->createLogoffJob( prefs()->url(), prefs()->user(), prefs()->password() );
+    connect( logoffJob, SIGNAL( result( KIO::Job * ) ),
+             SLOT( slotLogoffJobResult( KIO::Job* ) ) );
+    // TODO: Do we really need to block while waiting for the job to return?
+    enter_loop();
+  }
+}
+
+void ResourceGroupwareBase::slotLogoffJobResult( KIO::Job *job )
+{
+  if ( !adaptor() ) return;
+  adaptor()->interpretLogoffJobResult( job );
+  // TODO: Do we really need to block while waiting for the job to return?
+  qApp->exit_loop();
+}
+
+bool ResourceGroupwareBase::doLoad()
+{
+  kdDebug(5800) << "ResourceGroupwareBase::load()" << endl;
+
+  if ( mIsShowingError ) {
+    kdDebug(5800) << "Still showing error" << endl;
+    return true;
+  }
+
+  if ( mDownloadJob ) {
+    kdWarning() << "Download still in progress" << endl;
+    return false;
+  }
+  
+  mCalendar.close();
+  clearChanges();
+  disableChangeNotification();
+  loadCache();
+  enableChangeNotification();
+  emit resourceChanged( this );
+
+  mDownloadJob = createDownloadJob( adaptor() );
+  connect( mDownloadJob, SIGNAL( result( KPIM::GroupwareJob * ) ),
+    SLOT( slotDownloadJobResult( KPIM::GroupwareJob * ) ) );
+
+  return true;
+}
+
+void ResourceGroupwareBase::slotDownloadJobResult( KPIM::GroupwareJob *job )
+{
+  kdDebug(5800) << "ResourceGroupwareBase::slotJobResult(): " << endl;
+
+  if ( job->error() ) {
+    mIsShowingError = true;
+    loadError( job->errorString() );
+    mIsShowingError = false;
+  } else {
+    kdDebug(5800) << "Successfully downloaded data" << endl;
+  
+    clearChanges();
+    saveCache();
+    enableChangeNotification();
+
+    emit resourceChanged( this );
+    emit resourceLoaded( this );
+  }
+
+  mDownloadJob = 0;
+}
+
+bool ResourceGroupwareBase::doSave()
+{
+  kdDebug(5800) << "KCal::ResourceGroupwareBase::doSave()" << endl;
+
+  saveCache();
+
+  if ( !hasChanges() ) {
+    kdDebug(5800) << "No changes" << endl;
+    return true;
+  }
+  // TODO: Implement confirming of single changes i.e. it should be possible
+  //       to upload only certain changes and discard the rest. This is
+  //       particularly important for resources like the blogging resource,
+  //       where uploading would mean a republication of the blog, not only
+  //       a modifications. 
+  if ( !confirmSave() ) return false;
+  
+  mUploadJob = createUploadJob( adaptor() );
+  connect( mUploadJob, SIGNAL( result( KPIM::GroupwareJob * ) ),
+    SLOT( slotUploadJobResult( KPIM::GroupwareJob * ) ) );
+
+  Incidence::List inc;
+  Incidence::List::Iterator it;
+  KPIM::GroupwareUploadItem::List addedItems, changedItems, deletedItems;
+
+  inc = addedIncidences();
+  for( it = inc.begin(); it != inc.end(); ++it ) {
+    addedItems.append( adaptor()->newUploadItem( *it, 
+                                           KPIM::GroupwareUploadItem::Added ) );
+  }
+  // TODO: Check if the item has changed on the server...
+  // In particular, check if the version we based our change on is still current 
+  // on the server
+  inc = changedIncidences();
+  for( it = inc.begin(); it != inc.end(); ++it ) {
+    changedItems.append( adaptor()->newUploadItem( *it, 
+                                         KPIM::GroupwareUploadItem::Changed ) );
+  }
+  inc = deletedIncidences();
+  for( it = inc.begin(); it != inc.end(); ++it ) {
+    deletedItems.append( adaptor()->newUploadItem( *it, 
+                                         KPIM::GroupwareUploadItem::Deleted ) );
+  }
+
+  mUploadJob->setAddedItems( addedItems );
+  mUploadJob->setChangedItems( changedItems );
+  mUploadJob->setDeletedItems( deletedItems );
+
+  // FIXME: Calling clearChanges() here is not the ideal way since the
+  // upload might fail, but there is no other place to call it...
+  clearChanges();
+  return true;
+}
+
+void ResourceGroupwareBase::slotUploadJobResult( KPIM::GroupwareJob *job )
+{
+  kdDebug(5800) << "ResourceGroupwareBase::slotUploadJobResult(): " << endl;
+
+  if ( job->error() ) {
+    mIsShowingError = true;
+    loadError( job->errorString() );
+    mIsShowingError = false;
+  } else {
+    kdDebug(5800) << "Successfully uploaded data" << endl;
+    /* 
+     * After the put the server might have expanded recurring events and will
+     * also change the uids of the uploaded events. Remove them from the cache
+     * and get the fresh delta and download. 
+     */
+
+    if ( !mDownloadJob ) {
+      mDownloadJob = createDownloadJob( adaptor() );
+      connect( mDownloadJob, SIGNAL( result( KPIM::GroupwareJob * ) ),
+          SLOT( slotDownloadJobResult( KPIM::GroupwareJob * ) ) );
+    } else {
+      kdWarning() << k_funcinfo << "Download still in progress. "
+                                   "Can't happen. (TM)" << endl;
+    }
+  }
+
+  mDownloadJob = 0;
+}
+
+// FIXME: Put this into ResourceCached
+bool ResourceGroupwareBase::confirmSave()
+{
+  if ( !hasChanges() ) return true;
+
+  ConfirmSaveDialog dlg( resourceName(), 0 );
+
+  dlg.addIncidences( addedIncidences(), i18n("Added") );
+  dlg.addIncidences( changedIncidences(), i18n("Changed") );
+  dlg.addIncidences( deletedIncidences(), i18n("Deleted") );
+
+  int result = dlg.exec();
+  return result == QDialog::Accepted;
+}
+
+KABC::Lock *ResourceGroupwareBase::lock()
+{
+  return &mLock;
+}
+
+#include "kcal_resourcegroupwarebase.moc"