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kmail kmfoldermaildir.cpp // -*- mode: C++; c-file-style: "gnu" -*- // kmfoldermaildir.cpp // Author: Kurt Granroth <granroth@kde.org> #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <qdir.h> #include <qregexp.h> #include <libkdepim/kfileio.h> #include "kmfoldermaildir.h" #include "kmfoldermgr.h" #include "kmfolder.h" #include "undostack.h" #include "maildirjob.h" #include "kcursorsaver.h" #include "jobscheduler.h" using KMail::MaildirJob; #include "compactionjob.h" #include "kmmsgdict.h" #include "util.h" #include <kapplication.h> #include <kdebug.h> #include <klocale.h> #include <kstaticdeleter.h> #include <kmessagebox.h> #include <dirent.h> #include <errno.h> #include <stdlib.h> #include <sys/stat.h> #include <sys/types.h> #include <unistd.h> #include <assert.h> #include <limits.h> #include <unistd.h> #include <fcntl.h> #ifndef MAX_LINE #define MAX_LINE 4096 #endif #ifndef INIT_MSGS #define INIT_MSGS 8 #endif //----------------------------------------------------------------------------- KMFolderMaildir::KMFolderMaildir(KMFolder* folder, const char* name) : KMFolderIndex(folder, name) { } //----------------------------------------------------------------------------- KMFolderMaildir::~KMFolderMaildir() { if (mOpenCount>0) close("~foldermaildir", true); if (kmkernel->undoStack()) kmkernel->undoStack()->folderDestroyed( folder() ); } //----------------------------------------------------------------------------- int KMFolderMaildir::canAccess() { assert(!folder()->name().isEmpty()); QString sBadFolderName; if (access(QFile::encodeName(location()), R_OK | W_OK | X_OK) != 0) { sBadFolderName = location(); } else if (access(QFile::encodeName(location() + "/new"), R_OK | W_OK | X_OK) != 0) { sBadFolderName = location() + "/new"; } else if (access(QFile::encodeName(location() + "/cur"), R_OK | W_OK | X_OK) != 0) { sBadFolderName = location() + "/cur"; } else if (access(QFile::encodeName(location() + "/tmp"), R_OK | W_OK | X_OK) != 0) { sBadFolderName = location() + "/tmp"; } if ( !sBadFolderName.isEmpty() ) { int nRetVal = QFile::exists(sBadFolderName) ? EPERM : ENOENT; KCursorSaver idle(KBusyPtr::idle()); if ( nRetVal == ENOENT ) KMessageBox::sorry(0, i18n("Error opening %1; this folder is missing.") .arg(sBadFolderName)); else KMessageBox::sorry(0, i18n("Error opening %1; either this is not a valid " "maildir folder, or you do not have sufficient access permissions.") .arg(sBadFolderName)); return nRetVal; } return 0; } //----------------------------------------------------------------------------- int KMFolderMaildir::open(const char *) { int rc = 0; mOpenCount++; kmkernel->jobScheduler()->notifyOpeningFolder( folder() ); if (mOpenCount > 1) return 0; // already open assert(!folder()->name().isEmpty()); rc = canAccess(); if ( rc != 0 ) { return rc; } if (!folder()->path().isEmpty()) { if (KMFolderIndex::IndexOk != indexStatus()) // test if contents file has changed { QString str; mIndexStream = 0; str = i18n("Folder `%1' changed; recreating index.") .arg(name()); emit statusMsg(str); } else { mIndexStream = fopen(QFile::encodeName(indexLocation()), "r+"); // index file if ( mIndexStream ) { fcntl(fileno(mIndexStream), F_SETFD, FD_CLOEXEC); updateIndexStreamPtr(); } } if (!mIndexStream) rc = createIndexFromContents(); else readIndex(); } else { mAutoCreateIndex = false; rc = createIndexFromContents(); } mChanged = false; //readConfig(); return rc; } //----------------------------------------------------------------------------- int KMFolderMaildir::createMaildirFolders( const QString & folderPath ) { // Make sure that neither a new, cur or tmp subfolder exists already. QFileInfo dirinfo; dirinfo.setFile( folderPath + "/new" ); if ( dirinfo.exists() ) return EEXIST; dirinfo.setFile( folderPath + "/cur" ); if ( dirinfo.exists() ) return EEXIST; dirinfo.setFile( folderPath + "/tmp" ); if ( dirinfo.exists() ) return EEXIST; // create the maildir directory structure if ( ::mkdir( QFile::encodeName( folderPath ), S_IRWXU ) > 0 ) { kdDebug(5006) << "Could not create folder " << folderPath << endl; return errno; } if ( ::mkdir( QFile::encodeName( folderPath + "/new" ), S_IRWXU ) > 0 ) { kdDebug(5006) << "Could not create folder " << folderPath << "/new" << endl; return errno; } if ( ::mkdir( QFile::encodeName( folderPath + "/cur" ), S_IRWXU ) > 0 ) { kdDebug(5006) << "Could not create folder " << folderPath << "/cur" << endl; return errno; } if ( ::mkdir( QFile::encodeName( folderPath + "/tmp" ), S_IRWXU ) > 0 ) { kdDebug(5006) << "Could not create folder " << folderPath << "/tmp" << endl; return errno; } return 0; // no error } //----------------------------------------------------------------------------- int KMFolderMaildir::create() { int rc; int old_umask; assert(!folder()->name().isEmpty()); assert(mOpenCount == 0); rc = createMaildirFolders( location() ); if ( rc != 0 ) return rc; // FIXME no path == no index? - till if (!folder()->path().isEmpty()) { old_umask = umask(077); mIndexStream = fopen(QFile::encodeName(indexLocation()), "w+"); //sven; open RW updateIndexStreamPtr(true); umask(old_umask); if (!mIndexStream) return errno; fcntl(fileno(mIndexStream), F_SETFD, FD_CLOEXEC); } else { mAutoCreateIndex = false; } mOpenCount++; mChanged = false; rc = writeIndex(); return rc; } //----------------------------------------------------------------------------- void KMFolderMaildir::close(const char *, bool aForced) { if (mOpenCount <= 0) return; if (mOpenCount > 0) mOpenCount--; if (mOpenCount > 0 && !aForced) return; #if 0 // removed hack that prevented closing system folders (see kmail-devel discussion about mail expiring) if ( (folder() != kmkernel->inboxFolder()) && folder()->isSystemFolder() && !aForced) { mOpenCount = 1; return; } #endif if (mAutoCreateIndex) { updateIndex(); writeConfig(); } mMsgList.clear(true); if (mIndexStream) { fclose(mIndexStream); updateIndexStreamPtr(true); } mOpenCount = 0; mIndexStream = 0; mUnreadMsgs = -1; mMsgList.reset(INIT_MSGS); } //----------------------------------------------------------------------------- void KMFolderMaildir::sync() { if (mOpenCount > 0) if (!mIndexStream || fsync(fileno(mIndexStream))) { kmkernel->emergencyExit( i18n("Could not sync maildir folder.") ); } } //----------------------------------------------------------------------------- int KMFolderMaildir::expungeContents() { // nuke all messages in this folder now QDir d(location() + "/new"); // d.setFilter(QDir::Files); coolo: QFile::remove returns false for non-files QStringList files(d.entryList()); QStringList::ConstIterator it(files.begin()); for ( ; it != files.end(); ++it) QFile::remove(d.filePath(*it)); d.setPath(location() + "/cur"); files = d.entryList(); for (it = files.begin(); it != files.end(); ++it) QFile::remove(d.filePath(*it)); return 0; } int KMFolderMaildir::compact( unsigned int startIndex, int nbMessages, const QStringList& entryList, bool& done ) { QString subdirNew(location() + "/new/"); QString subdirCur(location() + "/cur/"); unsigned int stopIndex = nbMessages == -1 ? mMsgList.count() : QMIN( mMsgList.count(), startIndex + nbMessages ); //kdDebug(5006) << "KMFolderMaildir: compacting from " << startIndex << " to " << stopIndex << endl; for(unsigned int idx = startIndex; idx < stopIndex; ++idx) { KMMsgInfo* mi = (KMMsgInfo*)mMsgList.at(idx); if (!mi) continue; QString filename(mi->fileName()); if (filename.isEmpty()) continue; // first, make sure this isn't in the 'new' subdir if ( entryList.contains( filename ) ) moveInternal(subdirNew + filename, subdirCur + filename, mi); // construct a valid filename. if it's already valid, then // nothing happens filename = constructValidFileName( filename, mi->status() ); // if the name changed, then we need to update the actual filename if (filename != mi->fileName()) { moveInternal(subdirCur + mi->fileName(), subdirCur + filename, mi); mi->setFileName(filename); setDirty( true ); } #if 0 // we can't have any New messages at this point if (mi->isNew()) { mi->setStatus(KMMsgStatusUnread); setDirty( true ); } #endif } done = ( stopIndex == mMsgList.count() ); return 0; } //----------------------------------------------------------------------------- int KMFolderMaildir::compact( bool silent ) { KMail::MaildirCompactionJob* job = new KMail::MaildirCompactionJob( folder(), true /*immediate*/ ); int rc = job->executeNow( silent ); // Note that job autodeletes itself. return rc; } //------------------------------------------------------------- FolderJob* KMFolderMaildir::doCreateJob( KMMessage *msg, FolderJob::JobType jt, KMFolder *folder, QString, const AttachmentStrategy* ) const { MaildirJob *job = new MaildirJob( msg, jt, folder ); job->setParentFolder( this ); return job; } //------------------------------------------------------------- FolderJob* KMFolderMaildir::doCreateJob( QPtrList<KMMessage>& msgList, const QString& sets, FolderJob::JobType jt, KMFolder *folder ) const { MaildirJob *job = new MaildirJob( msgList, sets, jt, folder ); job->setParentFolder( this ); return job; } //------------------------------------------------------------- int KMFolderMaildir::addMsg(KMMessage* aMsg, int* index_return) { if (!canAddMsgNow(aMsg, index_return)) return 0; return addMsgInternal( aMsg, index_return ); } //------------------------------------------------------------- int KMFolderMaildir::addMsgInternal( KMMessage* aMsg, int* index_return, bool stripUid ) { /* QFile fileD0( "testdat_xx-kmfoldermaildir-0" ); if( fileD0.open( IO_WriteOnly ) ) { QDataStream ds( &fileD0 ); ds.writeRawBytes( aMsg->asString(), aMsg->asString().length() ); fileD0.close(); // If data is 0 we just create a zero length file. } */ long len; unsigned long size; bool opened = false; KMFolder* msgParent; QCString msgText; int idx(-1); int rc; // take message out of the folder it is currently in, if any msgParent = aMsg->parent(); if (msgParent) { if (msgParent==folder() && !kmkernel->folderIsDraftOrOutbox(folder())) return 0; idx = msgParent->find(aMsg); msgParent->getMsg( idx ); } aMsg->setStatusFields(); if (aMsg->headerField("Content-Type").isEmpty()) // This might be added by aMsg->removeHeaderField("Content-Type"); // the line above const QString uidHeader = aMsg->headerField( "X-UID" ); if ( !uidHeader.isEmpty() && stripUid ) aMsg->removeHeaderField( "X-UID" ); msgText = aMsg->asString(); // TODO use asDwString instead len = msgText.length(); // Re-add the uid so that the take can make use of it, in case the // message is currently in an imap folder if ( !uidHeader.isEmpty() && stripUid ) aMsg->setHeaderField( "X-UID", uidHeader ); if (len <= 0) { kdDebug(5006) << "Message added to folder `" << name() << "' contains no data. Ignoring it." << endl; return 0; } // make sure the filename has the correct extension QString filename = constructValidFileName( aMsg->fileName(), aMsg->status() ); QString tmp_file(location() + "/tmp/"); tmp_file += filename; if (!KPIM::kCStringToFile(msgText, tmp_file, false, false, false)) kmkernel->emergencyExit( i18n("Message could not be added to the folder, possibly disk space is low.") ); QFile file(tmp_file); size = msgText.length(); if (!isOpened()) { opened = true; rc = open("maildir"); kdDebug(5006) << "KMFolderMaildir::addMsg-open: " << rc << " of folder: " << label() << endl; if (rc) return rc; } // now move the file to the correct location QString new_loc(location() + "/cur/"); new_loc += filename; if (moveInternal(tmp_file, new_loc, filename, aMsg->status()).isNull()) { file.remove(); if (opened) close("maildir"); return -1; } if (msgParent) if (idx >= 0) msgParent->take(idx); // just to be sure it does not end up in the index if ( stripUid ) aMsg->setUID( 0 ); if (filename != aMsg->fileName()) aMsg->setFileName(filename); if (aMsg->isUnread() || aMsg->isNew() || folder() == kmkernel->outboxFolder()) { if (mUnreadMsgs == -1) mUnreadMsgs = 1; else ++mUnreadMsgs; if ( !mQuiet ) { kdDebug( 5006 ) << "FolderStorage::msgStatusChanged" << endl; emit numUnreadMsgsChanged( folder() ); }else{ if ( !mEmitChangedTimer->isActive() ) { // kdDebug( 5006 )<< "QuietTimer started" << endl; mEmitChangedTimer->start( 3000 ); } mChanged = true; } } ++mTotalMsgs; if ( aMsg->attachmentState() == KMMsgAttachmentUnknown && aMsg->readyToShow() ) aMsg->updateAttachmentState(); // store information about the position in the folder file in the message aMsg->setParent(folder()); aMsg->setMsgSize(size); idx = mMsgList.append( &aMsg->toMsgBase(), mExportsSernums ); if (aMsg->getMsgSerNum() <= 0) aMsg->setMsgSerNum(); else replaceMsgSerNum( aMsg->getMsgSerNum(), &aMsg->toMsgBase(), idx ); // write index entry if desired if (mAutoCreateIndex) { assert(mIndexStream != 0); clearerr(mIndexStream); fseek(mIndexStream, 0, SEEK_END); off_t revert = ftell(mIndexStream); int len; KMMsgBase * mb = &aMsg->toMsgBase(); const uchar *buffer = mb->asIndexString(len); fwrite(&len,sizeof(len), 1, mIndexStream); mb->setIndexOffset( ftell(mIndexStream) ); mb->setIndexLength( len ); if(fwrite(buffer, len, 1, mIndexStream) != 1) kdDebug(5006) << "Whoa! " << __FILE__ << ":" << __LINE__ << endl; fflush(mIndexStream); int error = ferror(mIndexStream); if ( mExportsSernums ) error |= appendToFolderIdsFile( idx ); if (error) { kdDebug(5006) << "Error: Could not add message to folder (No space left on device?)" << endl; if (ftell(mIndexStream) > revert) { kdDebug(5006) << "Undoing changes" << endl; truncate( QFile::encodeName(indexLocation()), revert ); } kmkernel->emergencyExit(i18n("KMFolderMaildir::addMsg: abnormally terminating to prevent data loss.")); // exit(1); // don't ever use exit(), use the above! /* This code may not be 100% reliable bool busy = kmkernel->kbp()->isBusy(); if (busy) kmkernel->kbp()->idle(); KMessageBox::sorry(0, i18n("Unable to add message to folder.\n" "(No space left on device or insufficient quota?)\n" "Free space and sufficient quota are required to continue safely.")); if (busy) kmkernel->kbp()->busy(); if (opened) close(); */ return error; } } // some "paper work" if (index_return) *index_return = idx; emitMsgAddedSignals(idx); needsCompact = true; if (opened) close("maildir" ); /* QFile fileD1( "testdat_xx-kmfoldermaildir-1" ); if( fileD1.open( IO_WriteOnly ) ) { QDataStream ds( &fileD1 ); ds.writeRawBytes( aMsg->asString(), aMsg->asString().length() ); fileD1.close(); // If data is 0 we just create a zero length file. } */ return 0; } KMMessage* KMFolderMaildir::readMsg(int idx) { KMMsgInfo* mi = (KMMsgInfo*)mMsgList[idx]; KMMessage *msg = new KMMessage(*mi); // note that mi is deleted by the line below mMsgList.set(idx,&msg->toMsgBase()); // done now so that the serial number can be computed msg->setComplete( true ); msg->fromDwString(getDwString(idx)); return msg; } DwString KMFolderMaildir::getDwString(int idx) { KMMsgInfo* mi = (KMMsgInfo*)mMsgList[idx]; QString abs_file(location() + "/cur/"); abs_file += mi->fileName(); QFileInfo fi( abs_file ); if (fi.exists() && fi.isFile() && fi.isWritable() && fi.size() > 0) { FILE* stream = fopen(QFile::encodeName(abs_file), "r+"); if (stream) { size_t msgSize = fi.size(); char* msgText = new char[ msgSize + 1 ]; fread(msgText, msgSize, 1, stream); fclose( stream ); msgText[msgSize] = '\0'; size_t newMsgSize = KMail::Util::crlf2lf( msgText, msgSize ); DwString str; // the DwString takes possession of msgText, so we must not delete it str.TakeBuffer( msgText, msgSize + 1, 0, newMsgSize ); return str; } } kdDebug(5006) << "Could not open file r+ " << abs_file << endl; return DwString(); } void KMFolderMaildir::readFileHeaderIntern(const QString& dir, const QString& file, KMMsgStatus status) { // we keep our current directory to restore it later char path_buffer[PATH_MAX]; if(!::getcwd(path_buffer, PATH_MAX - 1)) return; ::chdir(QFile::encodeName(dir)); // messages in the 'cur' directory are Read by default.. but may // actually be some other state (but not New) if (status == KMMsgStatusRead) { if (file.find(":2,") == -1) status = KMMsgStatusUnread; else if (file.right(5) == ":2,RS") status |= KMMsgStatusReplied; } // open the file and get a pointer to it QFile f(file); if ( f.open( IO_ReadOnly ) == false ) { kdWarning(5006) << "The file '" << QFile::encodeName(dir) << "/" << file << "' could not be opened for reading the message. " "Please check ownership and permissions." << endl; return; } char line[MAX_LINE]; bool atEof = false; bool inHeader = true; QCString *lastStr = 0; QCString dateStr, fromStr, toStr, subjStr; QCString xmarkStr, replyToIdStr, msgIdStr, referencesStr; QCString statusStr, replyToAuxIdStr, uidStr; QCString contentTypeStr, charset; // iterate through this file until done while (!atEof) { // if the end of the file has been reached or if there was an error if ( f.atEnd() || ( -1 == f.readLine(line, MAX_LINE) ) ) atEof = true; // are we done with this file? if so, compile our info and store // it in a KMMsgInfo object if (atEof || !inHeader) { msgIdStr = msgIdStr.stripWhiteSpace(); if( !msgIdStr.isEmpty() ) { int rightAngle; rightAngle = msgIdStr.find( '>' ); if( rightAngle != -1 ) msgIdStr.truncate( rightAngle + 1 ); } replyToIdStr = replyToIdStr.stripWhiteSpace(); if( !replyToIdStr.isEmpty() ) { int rightAngle; rightAngle = replyToIdStr.find( '>' ); if( rightAngle != -1 ) replyToIdStr.truncate( rightAngle + 1 ); } referencesStr = referencesStr.stripWhiteSpace(); if( !referencesStr.isEmpty() ) { int leftAngle, rightAngle; leftAngle = referencesStr.findRev( '<' ); if( ( leftAngle != -1 ) && ( replyToIdStr.isEmpty() || ( replyToIdStr[0] != '<' ) ) ) { // use the last reference, instead of missing In-Reply-To replyToIdStr = referencesStr.mid( leftAngle ); } // find second last reference leftAngle = referencesStr.findRev( '<', leftAngle - 1 ); if( leftAngle != -1 ) referencesStr = referencesStr.mid( leftAngle ); rightAngle = referencesStr.findRev( '>' ); if( rightAngle != -1 ) referencesStr.truncate( rightAngle + 1 ); // Store the second to last reference in the replyToAuxIdStr // It is a good candidate for threading the message below if the // message In-Reply-To points to is not kept in this folder, // but e.g. in an Outbox replyToAuxIdStr = referencesStr; rightAngle = referencesStr.find( '>' ); if( rightAngle != -1 ) replyToAuxIdStr.truncate( rightAngle + 1 ); } statusStr = statusStr.stripWhiteSpace(); if (!statusStr.isEmpty()) { // only handle those states not determined by the file suffix if (statusStr[0] == 'S') status |= KMMsgStatusSent; else if (statusStr[0] == 'F') status |= KMMsgStatusForwarded; else if (statusStr[0] == 'D') status |= KMMsgStatusDeleted; else if (statusStr[0] == 'Q') status |= KMMsgStatusQueued; else if (statusStr[0] == 'G') status |= KMMsgStatusFlag; } contentTypeStr = contentTypeStr.stripWhiteSpace(); charset = ""; if ( !contentTypeStr.isEmpty() ) { int cidx = contentTypeStr.find( "charset=" ); if ( cidx != -1 ) { charset = contentTypeStr.mid( cidx + 8 ); if ( !charset.isEmpty() && ( charset[0] == '"' ) ) { charset = charset.mid( 1 ); } cidx = 0; while ( (unsigned int) cidx < charset.length() ) { if ( charset[cidx] == '"' || ( !isalnum(charset[cidx]) && charset[cidx] != '-' && charset[cidx] != '_' ) ) break; ++cidx; } charset.truncate( cidx ); // kdDebug() << "KMFolderMaildir::readFileHeaderIntern() charset found: " << // charset << " from " << contentTypeStr << endl; } } KMMsgInfo *mi = new KMMsgInfo(folder()); mi->init( subjStr.stripWhiteSpace(), fromStr.stripWhiteSpace(), toStr.stripWhiteSpace(), 0, status, xmarkStr.stripWhiteSpace(), replyToIdStr, replyToAuxIdStr, msgIdStr, file.local8Bit(), KMMsgEncryptionStateUnknown, KMMsgSignatureStateUnknown, KMMsgMDNStateUnknown, charset, f.size() ); dateStr = dateStr.stripWhiteSpace(); if (!dateStr.isEmpty()) mi->setDate(dateStr); if ( !uidStr.isEmpty() ) mi->setUID( uidStr.toULong() ); mi->setDirty(false); mMsgList.append( mi, mExportsSernums ); // if this is a New file and is in 'new', we move it to 'cur' if (status & KMMsgStatusNew) { QString newDir(location() + "/new/"); QString curDir(location() + "/cur/"); moveInternal(newDir + file, curDir + file, mi); } break; } // Is this a long header line? if (inHeader && line[0] == '\t' || line[0] == ' ') { int i = 0; while (line[i] == '\t' || line[i] == ' ') i++; if (line[i] < ' ' && line[i] > 0) inHeader = false; else if (lastStr) *lastStr += line + i; } else lastStr = 0; if (inHeader && (line[0] == '\n' || line[0] == '\r')) inHeader = false; if (!inHeader) continue; if (strncasecmp(line, "Date:", 5) == 0) { dateStr = QCString(line+5); lastStr = &dateStr; } else if (strncasecmp(line, "From:", 5) == 0) { fromStr = QCString(line+5); lastStr = &fromStr; } else if (strncasecmp(line, "To:", 3) == 0) { toStr = QCString(line+3); lastStr = &toStr; } else if (strncasecmp(line, "Subject:", 8) == 0) { subjStr = QCString(line+8); lastStr = &subjStr; } else if (strncasecmp(line, "References:", 11) == 0) { referencesStr = QCString(line+11); lastStr = &referencesStr; } else if (strncasecmp(line, "Message-Id:", 11) == 0) { msgIdStr = QCString(line+11); lastStr = &msgIdStr; } else if (strncasecmp(line, "X-KMail-Mark:", 13) == 0) { xmarkStr = QCString(line+13); } else if (strncasecmp(line, "X-Status:", 9) == 0) { statusStr = QCString(line+9); } else if (strncasecmp(line, "In-Reply-To:", 12) == 0) { replyToIdStr = QCString(line+12); lastStr = &replyToIdStr; } else if (strncasecmp(line, "X-UID:", 6) == 0) { uidStr = QCString(line+6); lastStr = &uidStr; } else if (strncasecmp(line, "Content-Type:", 13) == 0) { contentTypeStr = QCString(line+13); lastStr = &contentTypeStr; } } if (status & KMMsgStatusNew || status & KMMsgStatusUnread || (folder() == kmkernel->outboxFolder())) { mUnreadMsgs++; if (mUnreadMsgs == 0) ++mUnreadMsgs; } ::chdir(path_buffer); } int KMFolderMaildir::createIndexFromContents() { mUnreadMsgs = 0; mMsgList.clear(true); mMsgList.reset(INIT_MSGS); mChanged = false; // first, we make sure that all the directories are here as they // should be QFileInfo dirinfo; dirinfo.setFile(location() + "/new"); if (!dirinfo.exists() || !dirinfo.isDir()) { kdDebug(5006) << "Directory " << location() << "/new doesn't exist or is a file"<< endl; return 1; } QDir newDir(location() + "/new"); newDir.setFilter(QDir::Files); dirinfo.setFile(location() + "/cur"); if (!dirinfo.exists() || !dirinfo.isDir()) { kdDebug(5006) << "Directory " << location() << "/cur doesn't exist or is a file"<< endl; return 1; } QDir curDir(location() + "/cur"); curDir.setFilter(QDir::Files); // then, we look for all the 'cur' files const QFileInfoList *list = curDir.entryInfoList(); QFileInfoListIterator it(*list); QFileInfo *fi; while ((fi = it.current())) { readFileHeaderIntern(curDir.path(), fi->fileName(), KMMsgStatusRead); ++it; } // then, we look for all the 'new' files list = newDir.entryInfoList(); it = *list; while ((fi=it.current())) { readFileHeaderIntern(newDir.path(), fi->fileName(), KMMsgStatusNew); ++it; } if ( autoCreateIndex() ) { emit statusMsg(i18n("Writing index file")); writeIndex(); } else mHeaderOffset = 0; correctUnreadMsgsCount(); if (kmkernel->outboxFolder() == folder() && count() > 0) KMessageBox::information(0, i18n("Your outbox contains messages which were " "most-likely not created by KMail;\nplease remove them from there if you " "do not want KMail to send them.")); needsCompact = true; invalidateFolder(); return 0; } KMFolderIndex::IndexStatus KMFolderMaildir::indexStatus() { QFileInfo new_info(location() + "/new"); QFileInfo cur_info(location() + "/cur"); QFileInfo index_info(indexLocation()); if (!index_info.exists()) return KMFolderIndex::IndexMissing; // Check whether the directories are more than 5 seconds newer than the index // file. The 5 seconds are added to reduce the number of false alerts due // to slightly out of sync clocks of the NFS server and the local machine. return ((new_info.lastModified() > index_info.lastModified().addSecs(5)) || (cur_info.lastModified() > index_info.lastModified().addSecs(5))) ? KMFolderIndex::IndexTooOld : KMFolderIndex::IndexOk; } //----------------------------------------------------------------------------- void KMFolderMaildir::removeMsg(int idx, bool) { KMMsgBase* msg = mMsgList[idx]; if (!msg || !msg->fileName()) return; removeFile(msg->fileName()); KMFolderIndex::removeMsg(idx); } //----------------------------------------------------------------------------- KMMessage* KMFolderMaildir::take(int idx) { // first, we do the high-level stuff.. then delete later KMMessage *msg = KMFolderIndex::take(idx); if (!msg || !msg->fileName()) { return 0; } if ( removeFile(msg->fileName()) ) { return msg; } else { return 0; } } // static bool KMFolderMaildir::removeFile( const QString & folderPath, const QString & filename ) { // we need to look in both 'new' and 'cur' since it's possible to // delete a message before the folder is compacted. Since the file // naming and moving is done in ::compact, we can't assume any // location at this point. QCString abs_file( QFile::encodeName( folderPath + "/cur/" + filename ) ); if ( ::unlink( abs_file ) == 0 ) return true; if ( errno == ENOENT ) { // doesn't exist abs_file = QFile::encodeName( folderPath + "/new/" + filename ); if ( ::unlink( abs_file ) == 0 ) return true; } kdDebug(5006) << "Can't delete " << abs_file << " " << perror << endl; return false; } bool KMFolderMaildir::removeFile( const QString & filename ) { return removeFile( location(), filename ); } #include <sys/types.h> #include <dirent.h> static bool removeDirAndContentsRecursively( const QString & path ) { bool success = true; QDir d; d.setPath( path ); d.setFilter( QDir::Files | QDir::Dirs | QDir::Hidden | QDir::NoSymLinks ); const QFileInfoList *list = d.entryInfoList(); QFileInfoListIterator it( *list ); QFileInfo *fi; while ( (fi = it.current()) != 0 ) { if( fi->isDir() ) { if ( fi->fileName() != "." && fi->fileName() != ".." ) success = success && removeDirAndContentsRecursively( fi->absFilePath() ); } else { success = success && d.remove( fi->absFilePath() ); } ++it; } if ( success ) { success = success && d.rmdir( path ); // nuke ourselves, we should be empty now } return success; } //----------------------------------------------------------------------------- int KMFolderMaildir::removeContents() { // NOTE: Don' use KIO::netaccess, it has reentrancy problems and multiple // mailchecks going on trigger them, when removing dirs if ( !removeDirAndContentsRecursively( location() + "/new/" ) ) return 1; if ( !removeDirAndContentsRecursively( location() + "/cur/" ) ) return 1; if ( !removeDirAndContentsRecursively( location() + "/tmp/" ) ) return 1; /* The subdirs are removed now. Check if there is anything else in the dir * and only if not delete the dir itself. The user could have data stored * that would otherwise be deleted. */ QDir dir(location()); if ( dir.count() == 2 ) { // only . and .. if ( !removeDirAndContentsRecursively( location() ), 0 ) return 1; } return 0; } static QRegExp *suffix_regex = 0; static KStaticDeleter<QRegExp> suffix_regex_sd; //----------------------------------------------------------------------------- // static QString KMFolderMaildir::constructValidFileName( const QString & filename, KMMsgStatus status ) { QString aFileName( filename ); if (aFileName.isEmpty()) { aFileName.sprintf("%ld.%d.", (long)time(0), getpid()); aFileName += KApplication::randomString(5); } if (!suffix_regex) suffix_regex_sd.setObject(suffix_regex, new QRegExp(":2,?R?S?$")); aFileName.truncate(aFileName.findRev(*suffix_regex)); // only add status suffix if the message is neither new nor unread if (! ((status & KMMsgStatusNew) || (status & KMMsgStatusUnread)) ) { QString suffix( ":2," ); if (status & KMMsgStatusReplied) suffix += "RS"; else suffix += "S"; aFileName += suffix; } return aFileName; } //----------------------------------------------------------------------------- QString KMFolderMaildir::moveInternal(const QString& oldLoc, const QString& newLoc, KMMsgInfo *mi) { QString filename(mi->fileName()); QString ret(moveInternal(oldLoc, newLoc, filename, mi->status())); if (filename != mi->fileName()) mi->setFileName(filename); return ret; } //----------------------------------------------------------------------------- QString KMFolderMaildir::moveInternal(const QString& oldLoc, const QString& newLoc, QString& aFileName, KMMsgStatus status) { QString dest(newLoc); // make sure that our destination filename doesn't already exist while (QFile::exists(dest)) { aFileName = constructValidFileName( QString(), status ); QFileInfo fi(dest); dest = fi.dirPath(true) + "/" + aFileName; setDirty( true ); } QDir d; if (d.rename(oldLoc, dest) == false) return QString::null; else return dest; } //----------------------------------------------------------------------------- void KMFolderMaildir::msgStatusChanged(const KMMsgStatus oldStatus, const KMMsgStatus newStatus, int idx) { // if the status of any message changes, then we need to compact needsCompact = true; KMFolderIndex::msgStatusChanged(oldStatus, newStatus, idx); } #include "kmfoldermaildir.moc"

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