kmail

kmacctimap.cpp

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00001 
00022 #ifdef HAVE_CONFIG_H
00023 #include <config.h>
00024 #endif
00025 
00026 #include "kmacctimap.h"
00027 using KMail::SieveConfig;
00028 
00029 #include "kmmessage.h"
00030 #include "broadcaststatus.h"
00031 using KPIM::BroadcastStatus;
00032 #include "kmfoldertree.h"
00033 #include "kmfoldermgr.h"
00034 #include "kmfolderimap.h"
00035 #include "kmmainwin.h"
00036 #include "kmmsgdict.h"
00037 #include "kmfilter.h"
00038 #include "kmfiltermgr.h"
00039 #include "folderstorage.h"
00040 #include "imapjob.h"
00041 #include "actionscheduler.h"
00042 using KMail::ActionScheduler;
00043 using KMail::ImapJob;
00044 using KMail::ImapAccountBase;
00045 #include "progressmanager.h"
00046 using KPIM::ProgressItem;
00047 using KPIM::ProgressManager;
00048 #include <kio/scheduler.h>
00049 #include <kio/slave.h>
00050 #include <kmessagebox.h>
00051 #include <kdebug.h>
00052 
00053 #include <qstylesheet.h>
00054 
00055 #include <errno.h>
00056 
00057 //-----------------------------------------------------------------------------
00058 KMAcctImap::KMAcctImap(AccountManager* aOwner, const QString& aAccountName, uint id):
00059   KMail::ImapAccountBase(aOwner, aAccountName, id),
00060   mCountRemainChecks( 0 ),
00061   mErrorTimer( 0, "mErrorTimer" )
00062 {
00063   mFolder = 0;
00064   mScheduler = 0;
00065   mNoopTimer.start( 60000 ); // // send a noop every minute
00066   mOpenFolders.setAutoDelete(true);
00067   connect(kmkernel->imapFolderMgr(), SIGNAL(changed()),
00068       this, SLOT(slotUpdateFolderList()));
00069   connect(&mErrorTimer, SIGNAL(timeout()), SLOT(slotResetConnectionError()));
00070 
00071   QString serNumUri = locateLocal( "data", "kmail/unfiltered." +
00072                    QString("%1").arg(KAccount::id()) );
00073   KConfig config( serNumUri );
00074   QStringList serNums = config.readListEntry( "unfiltered" );
00075   mFilterSerNumsToSave.setAutoDelete( false );
00076 
00077   for ( QStringList::ConstIterator it = serNums.begin();
00078     it != serNums.end(); ++it ) {
00079       mFilterSerNums.append( (*it).toUInt() );
00080       mFilterSerNumsToSave.insert( *it, (const int *)1 );
00081     }
00082 }
00083 
00084 
00085 //-----------------------------------------------------------------------------
00086 KMAcctImap::~KMAcctImap()
00087 {
00088   killAllJobs( true );
00089 
00090   QString serNumUri = locateLocal( "data", "kmail/unfiltered." +
00091                    QString("%1").arg(KAccount::id()) );
00092   KConfig config( serNumUri );
00093   QStringList serNums;
00094   QDictIterator<int> it( mFilterSerNumsToSave );
00095   for( ; it.current(); ++it )
00096       serNums.append( it.currentKey() );
00097   config.writeEntry( "unfiltered", serNums );
00098 }
00099 
00100 
00101 //-----------------------------------------------------------------------------
00102 QString KMAcctImap::type() const
00103 {
00104   return "imap";
00105 }
00106 
00107 //-----------------------------------------------------------------------------
00108 void KMAcctImap::pseudoAssign( const KMAccount * a ) {
00109   killAllJobs( true );
00110   if (mFolder)
00111   {
00112     mFolder->setContentState(KMFolderImap::imapNoInformation);
00113     mFolder->setSubfolderState(KMFolderImap::imapNoInformation);
00114   }
00115   ImapAccountBase::pseudoAssign( a );
00116 }
00117 
00118 //-----------------------------------------------------------------------------
00119 void KMAcctImap::setImapFolder(KMFolderImap *aFolder)
00120 {
00121   mFolder = aFolder;
00122   mFolder->setImapPath( "/" );
00123 }
00124 
00125 
00126 //-----------------------------------------------------------------------------
00127 
00128 bool KMAcctImap::handleError( int errorCode, const QString &errorMsg, KIO::Job* job, const QString& context, bool abortSync )
00129 {
00130   /* TODO check where to handle this one better. */
00131   if ( errorCode == KIO::ERR_DOES_NOT_EXIST ) {
00132     // folder is gone, so reload the folderlist
00133     if ( mFolder )
00134       mFolder->listDirectory();
00135     return true;
00136   }
00137   return ImapAccountBase::handleError( errorCode, errorMsg, job, context, abortSync );
00138 }
00139 
00140 
00141 //-----------------------------------------------------------------------------
00142 void KMAcctImap::killAllJobs( bool disconnectSlave )
00143 {
00144   QMap<KIO::Job*, jobData>::Iterator it = mapJobData.begin();
00145   for ( ; it != mapJobData.end(); ++it)
00146   {
00147     QPtrList<KMMessage> msgList = (*it).msgList;
00148     QPtrList<KMMessage>::Iterator it2 = msgList.begin();
00149     for ( ; it2 != msgList.end(); ++it2 ) {
00150        KMMessage *msg = *it2;
00151        if ( msg->transferInProgress() ) {
00152           kdDebug(5006) << "KMAcctImap::killAllJobs - resetting mail" << endl;
00153           msg->setTransferInProgress( false );
00154        }
00155     }
00156     if ((*it).parent)
00157     {
00158       // clear folder state
00159       KMFolderImap *fld = static_cast<KMFolderImap*>((*it).parent->storage());
00160       fld->setCheckingValidity(false);
00161       fld->quiet(false);
00162       fld->setContentState(KMFolderImap::imapNoInformation);
00163       fld->setSubfolderState(KMFolderImap::imapNoInformation);
00164       fld->sendFolderComplete(FALSE);
00165       fld->removeJobs();
00166     }
00167     if ( (*it).progressItem )
00168     {
00169       (*it).progressItem->setComplete();
00170     }
00171   }
00172   if (mSlave && mapJobData.begin() != mapJobData.end())
00173   {
00174     mSlave->kill();
00175     mSlave = 0;
00176   }
00177   // remove the jobs
00178   mapJobData.clear();
00179   // KMAccount::deleteFolderJobs(); doesn't work here always, it deletes jobs from
00180   // its own mJobList instead of our mJobList...
00181   KMAccount::deleteFolderJobs();
00182   QPtrListIterator<ImapJob> it2( mJobList );
00183   while ( it2.current() ) {
00184     ImapJob *job = it2.current();
00185     ++it2;
00186     job->kill();
00187   }
00188   mJobList.clear();
00189   // make sure that no new-mail-check is blocked
00190   if (mCountRemainChecks > 0)
00191   {
00192     checkDone( false, CheckOK ); // returned 0 new messages
00193     mCountRemainChecks = 0;
00194   }
00195   if ( disconnectSlave && slave() ) {
00196     KIO::Scheduler::disconnectSlave( slave() );
00197     mSlave = 0;
00198   }
00199 }
00200 
00201 //-----------------------------------------------------------------------------
00202 void KMAcctImap::ignoreJobsForMessage( KMMessage* msg )
00203 {
00204   if (!msg) return;
00205   QPtrListIterator<ImapJob> it( mJobList );
00206   while ( it.current() )
00207   {
00208     ImapJob *job = it.current();
00209     ++it;
00210     if ( job->msgList().first() == msg )
00211     {
00212       job->kill();
00213     }
00214   }
00215 }
00216 
00217 //-----------------------------------------------------------------------------
00218 void KMAcctImap::ignoreJobsForFolder( KMFolder* folder )
00219 {
00220   QPtrListIterator<ImapJob> it( mJobList );
00221   while ( it.current() )
00222   {
00223     ImapJob *job = it.current();
00224     ++it;
00225     if ( !job->msgList().isEmpty() && job->msgList().first()->parent() == folder )
00226     {
00227       job->kill();
00228     }
00229   }
00230 }
00231 
00232 //-----------------------------------------------------------------------------
00233 void KMAcctImap::removeSlaveJobsForFolder( KMFolder* folder )
00234 {
00235   // Make sure the folder is not referenced in any kio slave jobs
00236   QMap<KIO::Job*, jobData>::Iterator it = mapJobData.begin();
00237   while ( it != mapJobData.end() ) {
00238      QMap<KIO::Job*, jobData>::Iterator i = it;
00239      it++;
00240      if ( (*i).parent ) {
00241         if ( (*i).parent == folder ) {
00242            mapJobData.remove(i);
00243         }
00244      }
00245   }
00246 }
00247 
00248 //-----------------------------------------------------------------------------
00249 void KMAcctImap::cancelMailCheck()
00250 {
00251   // Make list of folders to reset, like in killAllJobs
00252   QValueList<KMFolderImap*> folderList;
00253   QMap<KIO::Job*, jobData>::Iterator it = mapJobData.begin();
00254   for (; it != mapJobData.end(); ++it) {
00255     if ( (*it).cancellable && (*it).parent ) {
00256       folderList << static_cast<KMFolderImap*>((*it).parent->storage());
00257     }
00258   }
00259   // Kill jobs
00260   // FIXME
00261   // ImapAccountBase::cancelMailCheck();
00262   killAllJobs( true );
00263   // emit folderComplete, this is important for
00264   // KMAccount::checkingMail() to be reset, in case we restart checking mail later.
00265   for( QValueList<KMFolderImap*>::Iterator it = folderList.begin(); it != folderList.end(); ++it ) {
00266     KMFolderImap *fld = *it;
00267     fld->sendFolderComplete(FALSE);
00268   }
00269 }
00270 
00271 //-----------------------------------------------------------------------------
00272 void KMAcctImap::processNewMail(bool interactive)
00273 {
00274   kdDebug() << "processNewMail " << mCheckingSingleFolder << ",status="<<makeConnection()<<endl;
00275   if (!mFolder || !mFolder->folder() || !mFolder->folder()->child() ||
00276       makeConnection() == ImapAccountBase::Error)
00277   {
00278     mCountRemainChecks = 0;
00279     mCheckingSingleFolder = false;
00280     checkDone( false, CheckError );
00281     return;
00282   }
00283   // if necessary then initialize the list of folders which should be checked
00284   if( mMailCheckFolders.isEmpty() )
00285   {
00286     slotUpdateFolderList();
00287     // if no folders should be checked then the check is finished
00288     if( mMailCheckFolders.isEmpty() )
00289     {
00290       checkDone( false, CheckOK );
00291       mCheckingSingleFolder = false;
00292       return;
00293     }
00294   }
00295   // Ok, we're really checking, get a progress item;
00296   Q_ASSERT( !mMailCheckProgressItem );
00297   mMailCheckProgressItem =
00298     ProgressManager::createProgressItem(
00299         "MailCheckAccount" + name(),
00300         i18n("Checking account: %1" ).arg( QStyleSheet::escape( name() ) ),
00301         QString::null, // status
00302         true, // can be canceled
00303         useSSL() || useTLS() );
00304 
00305   mMailCheckProgressItem->setTotalItems( mMailCheckFolders.count() );
00306   connect ( mMailCheckProgressItem,
00307             SIGNAL( progressItemCanceled( KPIM::ProgressItem*) ),
00308             this,
00309             SLOT( slotMailCheckCanceled() ) );
00310 
00311   QValueList<QGuardedPtr<KMFolder> >::Iterator it;
00312   // first get the current count of unread-messages
00313   mCountRemainChecks = 0;
00314   mCountUnread = 0;
00315   mUnreadBeforeCheck.clear();
00316   for (it = mMailCheckFolders.begin(); it != mMailCheckFolders.end(); ++it)
00317   {
00318     KMFolder *folder = *it;
00319     if (folder && !folder->noContent())
00320     {
00321       mUnreadBeforeCheck[folder->idString()] = folder->countUnread();
00322     }
00323   }
00324   bool gotError = false;
00325   // then check for new mails
00326   for (it = mMailCheckFolders.begin(); it != mMailCheckFolders.end(); ++it)
00327   {
00328     KMFolder *folder = *it;
00329     if (folder && !folder->noContent())
00330     {
00331       KMFolderImap *imapFolder = static_cast<KMFolderImap*>(folder->storage());
00332       if ( imapFolder->getContentState() != KMFolderImap::imapListingInProgress
00333         && imapFolder->getContentState() != KMFolderImap::imapDownloadInProgress )
00334       {
00335         // connect the result-signals for new-mail-notification
00336         mCountRemainChecks++;
00337 
00338         if (imapFolder->isSelected()) {
00339           connect(imapFolder, SIGNAL(folderComplete(KMFolderImap*, bool)),
00340               this, SLOT(postProcessNewMail(KMFolderImap*, bool)));
00341           imapFolder->getFolder();
00342         } else if ( kmkernel->filterMgr()->atLeastOneIncomingFilterAppliesTo( id() ) &&
00343                     imapFolder->folder()->isSystemFolder() &&
00344                     imapFolder->imapPath() == "/INBOX/" ) {
00345           imapFolder->open("acctimap"); // will be closed in the folderSelected slot
00346           // first get new headers before we select the folder
00347           imapFolder->setSelected( true );
00348           connect( imapFolder, SIGNAL( folderComplete( KMFolderImap*, bool ) ),
00349                    this, SLOT( slotFolderSelected( KMFolderImap*, bool) ) );
00350           imapFolder->getFolder();
00351         }
00352         else {
00353           connect(imapFolder, SIGNAL(numUnreadMsgsChanged(KMFolder*)),
00354               this, SLOT(postProcessNewMail(KMFolder*)));
00355           bool ok = imapFolder->processNewMail(interactive);
00356           if (!ok)
00357           {
00358             // there was an error so cancel
00359             mCountRemainChecks--;
00360             gotError = true;
00361             if ( mMailCheckProgressItem ) {
00362               mMailCheckProgressItem->incCompletedItems();
00363               mMailCheckProgressItem->updateProgress();
00364             }
00365           }
00366         }
00367       }
00368     }
00369   } // end for
00370   if ( gotError )
00371     slotUpdateFolderList();
00372   // for the case the account is down and all folders report errors
00373   if ( mCountRemainChecks == 0 )
00374   {
00375     mCountLastUnread = 0; // => mCountUnread - mCountLastUnread == new count
00376     ImapAccountBase::postProcessNewMail();
00377     mUnreadBeforeCheck.clear();
00378     mCheckingSingleFolder = false;
00379   }
00380 }
00381 
00382 //-----------------------------------------------------------------------------
00383 void KMAcctImap::postProcessNewMail(KMFolderImap* folder, bool)
00384 {
00385   disconnect(folder, SIGNAL(folderComplete(KMFolderImap*, bool)),
00386       this, SLOT(postProcessNewMail(KMFolderImap*, bool)));
00387   postProcessNewMail(static_cast<KMFolder*>(folder->folder()));
00388 }
00389 
00390 void KMAcctImap::postProcessNewMail( KMFolder * folder )
00391 {
00392   disconnect( folder->storage(), SIGNAL(numUnreadMsgsChanged(KMFolder*)),
00393               this, SLOT(postProcessNewMail(KMFolder*)) );
00394 
00395   if ( mMailCheckProgressItem ) {
00396     mMailCheckProgressItem->incCompletedItems();
00397     mMailCheckProgressItem->updateProgress();
00398     mMailCheckProgressItem->setStatus( folder->prettyURL() + i18n(" completed") );
00399   }
00400   mCountRemainChecks--;
00401 
00402   // count the unread messages
00403   const QString folderId = folder->idString();
00404   int newInFolder = folder->countUnread();
00405   if ( mUnreadBeforeCheck.find( folderId ) != mUnreadBeforeCheck.end() )
00406     newInFolder -= mUnreadBeforeCheck[folderId];
00407   if ( newInFolder > 0 ) {
00408     addToNewInFolder( folderId, newInFolder );
00409     mCountUnread += newInFolder;
00410   }
00411 
00412   // Filter messages
00413   QValueListIterator<Q_UINT32> filterIt = mFilterSerNums.begin();
00414   QValueList<Q_UINT32> inTransit;
00415 
00416   if (ActionScheduler::isEnabled() ||
00417       kmkernel->filterMgr()->atLeastOneOnlineImapFolderTarget()) {
00418     KMFilterMgr::FilterSet set = KMFilterMgr::Inbound;
00419     QValueList<KMFilter*> filters = kmkernel->filterMgr()->filters();
00420     if (!mScheduler) {
00421     mScheduler = new KMail::ActionScheduler( set, filters );
00422     mScheduler->setAccountId( id() );
00423     connect( mScheduler, SIGNAL(filtered(Q_UINT32)), this, SLOT(slotFiltered(Q_UINT32)) );
00424     } else {
00425     mScheduler->setFilterList( filters );
00426     }
00427   }
00428 
00429   while (filterIt != mFilterSerNums.end()) {
00430     int idx = -1;
00431     KMFolder *folder = 0;
00432     KMMessage *msg = 0;
00433     KMMsgDict::instance()->getLocation( *filterIt, &folder, &idx );
00434     // It's possible that the message has been deleted or moved into a
00435     // different folder, or that the serNum is stale
00436     if ( !folder ) {
00437       mFilterSerNumsToSave.remove( QString( "%1" ).arg( *filterIt ) );
00438       ++filterIt;
00439       continue;
00440     }
00441 
00442     KMFolderImap *imapFolder = dynamic_cast<KMFolderImap*>(folder->storage());
00443     if (!imapFolder ||
00444     !imapFolder->folder()->isSystemFolder() ||
00445         !(imapFolder->imapPath() == "/INBOX/") ) { // sanity checking
00446       mFilterSerNumsToSave.remove( QString( "%1" ).arg( *filterIt ) );
00447       ++filterIt;
00448       continue;
00449     }
00450 
00451     if (idx != -1) {
00452 
00453       msg = folder->getMsg( idx );
00454       if (!msg) { // sanity checking
00455         mFilterSerNumsToSave.remove( QString( "%1" ).arg( *filterIt ) );
00456         ++filterIt;
00457         continue;
00458       }
00459 
00460       if (ActionScheduler::isEnabled() ||
00461       kmkernel->filterMgr()->atLeastOneOnlineImapFolderTarget()) {
00462     mScheduler->execFilters( msg );
00463       } else {
00464     if (msg->transferInProgress()) {
00465       inTransit.append( *filterIt );
00466       ++filterIt;
00467       continue;
00468     }
00469     msg->setTransferInProgress(true);
00470     if ( !msg->isComplete() ) {
00471       FolderJob *job = folder->createJob(msg);
00472       connect(job, SIGNAL(messageRetrieved(KMMessage*)),
00473           SLOT(slotFilterMsg(KMMessage*)));
00474       job->start();
00475     } else {
00476       mFilterSerNumsToSave.remove( QString( "%1" ).arg( *filterIt ) );
00477       if (slotFilterMsg(msg) == 2) break;
00478     }
00479       }
00480     }
00481     ++filterIt;
00482   }
00483   mFilterSerNums = inTransit;
00484 
00485   if (mCountRemainChecks == 0)
00486   {
00487     // all checks are done
00488     mCountLastUnread = 0; // => mCountUnread - mCountLastUnread == new count
00489     // when we check only one folder (=selected) and we have new mails
00490     // then do not display a summary as the normal status message is better
00491     bool showStatus = ( mCheckingSingleFolder && mCountUnread > 0 ) ? false : true;
00492     ImapAccountBase::postProcessNewMail( showStatus );
00493     mUnreadBeforeCheck.clear();
00494     mCheckingSingleFolder = false;
00495   }
00496 }
00497 
00498 //-----------------------------------------------------------------------------
00499 void KMAcctImap::slotFiltered(Q_UINT32 serNum)
00500 {
00501     mFilterSerNumsToSave.remove( QString( "%1" ).arg( serNum ) );
00502 }
00503 
00504 //-----------------------------------------------------------------------------
00505 void KMAcctImap::slotUpdateFolderList()
00506 {
00507   if ( !mFolder || !mFolder->folder() || !mFolder->folder()->child() )
00508   {
00509     kdWarning(5006) << "KMAcctImap::slotUpdateFolderList return" << endl;
00510     return;
00511   }
00512   QStringList strList;
00513   mMailCheckFolders.clear();
00514   kmkernel->imapFolderMgr()->createFolderList(&strList, &mMailCheckFolders,
00515     mFolder->folder()->child(), QString::null, false);
00516   // the new list
00517   QValueList<QGuardedPtr<KMFolder> > includedFolders;
00518   // check for excluded folders
00519   QValueList<QGuardedPtr<KMFolder> >::Iterator it;
00520   for (it = mMailCheckFolders.begin(); it != mMailCheckFolders.end(); ++it)
00521   {
00522     KMFolderImap* folder = static_cast<KMFolderImap*>(((KMFolder*)(*it))->storage());
00523     if (folder->includeInMailCheck())
00524       includedFolders.append(*it);
00525   }
00526   mMailCheckFolders = includedFolders;
00527 }
00528 
00529 //-----------------------------------------------------------------------------
00530 void KMAcctImap::listDirectory()
00531 {
00532   mFolder->listDirectory();
00533 }
00534 
00535 //-----------------------------------------------------------------------------
00536 void KMAcctImap::readConfig(KConfig& config)
00537 {
00538   ImapAccountBase::readConfig( config );
00539 }
00540 
00541 //-----------------------------------------------------------------------------
00542 void KMAcctImap::slotMailCheckCanceled()
00543 {
00544   if( mMailCheckProgressItem )
00545     mMailCheckProgressItem->setComplete();
00546   cancelMailCheck();
00547 }
00548 
00549 //-----------------------------------------------------------------------------
00550 FolderStorage* const KMAcctImap::rootFolder() const
00551 {
00552   return mFolder;
00553 }
00554 
00555 ImapAccountBase::ConnectionState KMAcctImap::makeConnection()
00556 {
00557   if ( mSlaveConnectionError )
00558   {
00559     mErrorTimer.start(100, true); // Clear error flag
00560     return Error;
00561   }
00562   return ImapAccountBase::makeConnection();
00563 }
00564 
00565 void KMAcctImap::slotResetConnectionError()
00566 {
00567   mSlaveConnectionError = false;
00568   kdDebug(5006) << k_funcinfo << endl;
00569 }
00570 
00571 void KMAcctImap::slotFolderSelected( KMFolderImap* folder, bool )
00572 {
00573   folder->setSelected( false );
00574   disconnect( folder, SIGNAL( folderComplete( KMFolderImap*, bool ) ),
00575           this, SLOT( slotFolderSelected( KMFolderImap*, bool) ) );
00576   postProcessNewMail( static_cast<KMFolder*>(folder->folder()) );
00577   folder->close( "acctimap" );
00578 }
00579 
00580 void KMAcctImap::execFilters(Q_UINT32 serNum)
00581 {
00582   if ( !kmkernel->filterMgr()->atLeastOneFilterAppliesTo( id() ) ) return;
00583   QValueListIterator<Q_UINT32> findIt = mFilterSerNums.find( serNum );
00584   if ( findIt != mFilterSerNums.end() )
00585       return;
00586   mFilterSerNums.append( serNum );
00587   mFilterSerNumsToSave.insert( QString( "%1" ).arg( serNum ), (const int *)1 );
00588 }
00589 
00590 int KMAcctImap::slotFilterMsg( KMMessage *msg )
00591 {
00592   if ( !msg ) {
00593     // messageRetrieved(0) is always possible
00594     return -1;
00595   }
00596   msg->setTransferInProgress(false);
00597   Q_UINT32 serNum = msg->getMsgSerNum();
00598   if ( serNum )
00599     mFilterSerNumsToSave.remove( QString( "%1" ).arg( serNum ) );
00600 
00601   int filterResult = kmkernel->filterMgr()->process(msg,
00602                             KMFilterMgr::Inbound,
00603                             true,
00604                             id() );
00605   if (filterResult == 2) {
00606     // something went horribly wrong (out of space?)
00607     kmkernel->emergencyExit( i18n("Unable to process messages: " ) + QString::fromLocal8Bit(strerror(errno)));
00608     return 2;
00609   }
00610   if (msg->parent()) { // unGet this msg
00611     int idx = -1;
00612     KMFolder * p = 0;
00613     KMMsgDict::instance()->getLocation( msg, &p, &idx );
00614     assert( p == msg->parent() ); assert( idx >= 0 );
00615     p->unGetMsg( idx );
00616   }
00617 
00618   return filterResult;
00619 }
00620 
00621 #include "kmacctimap.moc"