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tdepim/kmail/kmfoldermaildir.cpp

1173 lines
34 KiB

// -*- mode: C++; c-file-style: "gnu" -*-
// kmfoldermaildir.cpp
// Author: Kurt Granroth <granroth@kde.org>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <tqdir.h>
#include <tqregexp.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 <kdirsize.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 <ctype.h>
#include <fcntl.h>
#ifndef MAX_LINE
#define MAX_LINE 4096
#endif
#ifndef INIT_MSGS
#define INIT_MSGS 8
#endif
// define the static member
TQValueList<KMFolderMaildir::DirSizeJobQueueEntry> KMFolderMaildir::s_DirSizeJobQueue;
//-----------------------------------------------------------------------------
KMFolderMaildir::KMFolderMaildir(KMFolder* folder, const char* name)
: KMFolderIndex(folder, name), mCurrentlyCheckingFolderSize(false)
{
}
//-----------------------------------------------------------------------------
KMFolderMaildir::~KMFolderMaildir()
{
if (mOpenCount>0) close("~foldermaildir", true);
if (kmkernel->undoStack()) kmkernel->undoStack()->folderDestroyed( folder() );
}
//-----------------------------------------------------------------------------
int KMFolderMaildir::canAccess()
{
assert(!folder()->name().isEmpty());
TQString sBadFolderName;
if (access(TQFile::encodeName(location()), R_OK | W_OK | X_OK) != 0) {
sBadFolderName = location();
} else if (access(TQFile::encodeName(location() + "/new"), R_OK | W_OK | X_OK) != 0) {
sBadFolderName = location() + "/new";
} else if (access(TQFile::encodeName(location() + "/cur"), R_OK | W_OK | X_OK) != 0) {
sBadFolderName = location() + "/cur";
} else if (access(TQFile::encodeName(location() + "/tmp"), R_OK | W_OK | X_OK) != 0) {
sBadFolderName = location() + "/tmp";
}
if ( !sBadFolderName.isEmpty() ) {
int nRetVal = TQFile::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
{
TQString str;
mIndexStream = 0;
str = i18n("Folder `%1' changed; recreating index.")
.arg(name());
emit statusMsg(str);
} else {
mIndexStream = fopen(TQFile::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 TQString & folderPath )
{
// Make sure that neither a new, cur or tmp subfolder exists already.
TQFileInfo 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( TQFile::encodeName( folderPath ), S_IRWXU ) > 0 ) {
kdDebug(5006) << "Could not create folder " << folderPath << endl;
return errno;
}
if ( ::mkdir( TQFile::encodeName( folderPath + "/new" ), S_IRWXU ) > 0 ) {
kdDebug(5006) << "Could not create folder " << folderPath << "/new" << endl;
return errno;
}
if ( ::mkdir( TQFile::encodeName( folderPath + "/cur" ), S_IRWXU ) > 0 ) {
kdDebug(5006) << "Could not create folder " << folderPath << "/cur" << endl;
return errno;
}
if ( ::mkdir( TQFile::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(TQFile::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::reallyDoClose(const char* owner)
{
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
TQDir d(location() + "/new");
// d.setFilter(TQDir::Files); coolo: TQFile::remove returns false for non-files
TQStringList files(d.entryList());
TQStringList::ConstIterator it(files.begin());
for ( ; it != files.end(); ++it)
TQFile::remove(d.filePath(*it));
d.setPath(location() + "/cur");
files = d.entryList();
for (it = files.begin(); it != files.end(); ++it)
TQFile::remove(d.filePath(*it));
return 0;
}
int KMFolderMaildir::compact( unsigned int startIndex, int nbMessages, const TQStringList& entryList, bool& done )
{
TQString subdirNew(location() + "/new/");
TQString 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;
TQString 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, TQString, const AttachmentStrategy* ) const
{
MaildirJob *job = new MaildirJob( msg, jt, folder );
job->setParentFolder( this );
return job;
}
//-------------------------------------------------------------
FolderJob*
KMFolderMaildir::doCreateJob( TQPtrList<KMMessage>& msgList, const TQString& 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 )
{
/*
TQFile fileD0( "testdat_xx-kmfoldermaildir-0" );
if( fileD0.open( IO_WriteOnly ) ) {
TQDataStream 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;
KMFolder* msgParent;
TQCString 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 TQString 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
TQString filename = constructValidFileName( aMsg->fileName(), aMsg->status() );
TQString 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.") );
TQFile file(tmp_file);
size = msgText.length();
KMFolderOpener openThis(folder(), "maildir");
rc = openThis.openResult();
if (rc)
{
kdDebug(5006) << "KMFolderMaildir::addMsg-open: " << rc << " of folder: " << label() << endl;
return rc;
}
// now move the file to the correct location
TQString new_loc(location() + "/cur/");
new_loc += filename;
if (moveInternal(tmp_file, new_loc, filename, aMsg->status()).isNull())
{
file.remove();
return -1;
}
if (msgParent && 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;
mSize = -1;
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( TQFile::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();
*/
return error;
}
}
if (index_return)
*index_return = idx;
emitMsgAddedSignals(idx);
needsCompact = true;
/*
TQFile fileD1( "testdat_xx-kmfoldermaildir-1" );
if( fileD1.open( IO_WriteOnly ) ) {
TQDataStream 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);
msg->setMsgInfo( mi ); // remember the KMMsgInfo object to that we can restore it when the KMMessage object is no longer needed
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];
TQString abs_file(location() + "/cur/");
abs_file += mi->fileName();
TQFileInfo fi( abs_file );
if (fi.exists() && fi.isFile() && fi.isWritable() && fi.size() > 0)
{
FILE* stream = fopen(TQFile::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 TQString& dir, const TQString& 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(TQFile::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
TQFile f(file);
if ( f.open( IO_ReadOnly ) == false ) {
kdWarning(5006) << "The file '" << TQFile::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;
TQCString *lastStr = 0;
TQCString dateStr, fromStr, toStr, subjStr;
TQCString xmarkStr, replyToIdStr, msgIdStr, referencesStr;
TQCString statusStr, replyToAuxIdStr, uidStr;
TQCString 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)
{
TQString newDir(location() + "/new/");
TQString 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 = TQCString(line+5);
lastStr = &dateStr;
}
else if (strncasecmp(line, "From:", 5) == 0)
{
fromStr = TQCString(line+5);
lastStr = &fromStr;
}
else if (strncasecmp(line, "To:", 3) == 0)
{
toStr = TQCString(line+3);
lastStr = &toStr;
}
else if (strncasecmp(line, "Subject:", 8) == 0)
{
subjStr = TQCString(line+8);
lastStr = &subjStr;
}
else if (strncasecmp(line, "References:", 11) == 0)
{
referencesStr = TQCString(line+11);
lastStr = &referencesStr;
}
else if (strncasecmp(line, "Message-Id:", 11) == 0)
{
msgIdStr = TQCString(line+11);
lastStr = &msgIdStr;
}
else if (strncasecmp(line, "X-KMail-Mark:", 13) == 0)
{
xmarkStr = TQCString(line+13);
}
else if (strncasecmp(line, "X-Status:", 9) == 0)
{
statusStr = TQCString(line+9);
}
else if (strncasecmp(line, "In-Reply-To:", 12) == 0)
{
replyToIdStr = TQCString(line+12);
lastStr = &replyToIdStr;
}
else if (strncasecmp(line, "X-UID:", 6) == 0)
{
uidStr = TQCString(line+6);
lastStr = &uidStr;
}
else if (strncasecmp(line, "Content-Type:", 13) == 0)
{
contentTypeStr = TQCString(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
TQFileInfo 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;
}
TQDir newDir(location() + "/new");
newDir.setFilter(TQDir::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;
}
TQDir curDir(location() + "/cur");
curDir.setFilter(TQDir::Files);
// then, we look for all the 'cur' files
const QFileInfoList *list = curDir.entryInfoList();
QFileInfoListIterator it(*list);
TQFileInfo *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()
{
TQFileInfo new_info(location() + "/new");
TQFileInfo cur_info(location() + "/cur");
TQFileInfo 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 TQString & folderPath,
const TQString & 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.
TQCString abs_file( TQFile::encodeName( folderPath + "/cur/" + filename ) );
if ( ::unlink( abs_file ) == 0 )
return true;
if ( errno == ENOENT ) { // doesn't exist
abs_file = TQFile::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 TQString & filename )
{
return removeFile( location(), filename );
}
#include <sys/types.h>
#include <dirent.h>
static bool removeDirAndContentsRecursively( const TQString & path )
{
bool success = true;
TQDir d;
d.setPath( path );
d.setFilter( TQDir::Files | TQDir::Dirs | TQDir::Hidden | TQDir::NoSymLinks );
const QFileInfoList *list = d.entryInfoList();
QFileInfoListIterator it( *list );
TQFileInfo *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. */
TQDir dir(location());
if ( dir.count() == 2 ) { // only . and ..
if ( !removeDirAndContentsRecursively( location() ), 0 ) return 1;
}
return 0;
}
static TQRegExp *suffix_regex = 0;
static KStaticDeleter<TQRegExp> suffix_regex_sd;
//-----------------------------------------------------------------------------
// static
TQString KMFolderMaildir::constructValidFileName( const TQString & filename,
KMMsgStatus status )
{
TQString 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 TQRegExp(":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)) )
{
TQString suffix( ":2," );
if (status & KMMsgStatusReplied)
suffix += "RS";
else
suffix += "S";
aFileName += suffix;
}
return aFileName;
}
//-----------------------------------------------------------------------------
TQString KMFolderMaildir::moveInternal(const TQString& oldLoc, const TQString& newLoc, KMMsgInfo *mi)
{
TQString filename(mi->fileName());
TQString ret(moveInternal(oldLoc, newLoc, filename, mi->status()));
if (filename != mi->fileName())
mi->setFileName(filename);
return ret;
}
//-----------------------------------------------------------------------------
TQString KMFolderMaildir::moveInternal(const TQString& oldLoc, const TQString& newLoc, TQString& aFileName, KMMsgStatus status)
{
TQString dest(newLoc);
// make sure that our destination filename doesn't already exist
while (TQFile::exists(dest))
{
aFileName = constructValidFileName( TQString(), status );
TQFileInfo fi(dest);
dest = fi.dirPath(true) + "/" + aFileName;
setDirty( true );
}
TQDir d;
if (d.rename(oldLoc, dest) == false)
return TQString::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);
}
/*virtual*/
Q_INT64 KMFolderMaildir::doFolderSize() const
{
if ( mCurrentlyCheckingFolderSize )
{
return -1;
}
mCurrentlyCheckingFolderSize = true;
KFileItemList list;
KFileItem *item = 0;
item = new KFileItem( S_IFDIR, -1, location() + "/cur" );
list.append( item );
item = new KFileItem( S_IFDIR, -1, location() + "/new" );
list.append( item );
item = new KFileItem( S_IFDIR, -1, location() + "/tmp" );
list.append( item );
s_DirSizeJobQueue.append(
qMakePair( TQGuardedPtr<const KMFolderMaildir>( this ), list ) );
// if there's only one entry in the queue then we can start
// a dirSizeJob right away
if ( s_DirSizeJobQueue.size() == 1 )
{
//kdDebug(5006) << k_funcinfo << "Starting dirSizeJob for folder "
// << location() << endl;
KDirSize* job = KDirSize::dirSizeJob( list );
connect( job, TQT_SIGNAL( result( KIO::Job* ) ),
this, TQT_SLOT( slotDirSizeJobResult( KIO::Job* ) ) );
}
return -1;
}
void KMFolderMaildir::slotDirSizeJobResult( KIO::Job* job )
{
mCurrentlyCheckingFolderSize = false;
KDirSize * dirsize = dynamic_cast<KDirSize*>( job );
if ( dirsize && ! dirsize->error() )
{
mSize = dirsize->totalSize();
//kdDebug(5006) << k_funcinfo << "dirSizeJob completed. Folder "
// << location() << " has size " << mSize << endl;
emit folderSizeChanged();
}
// remove the completed job from the queue
s_DirSizeJobQueue.pop_front();
// process the next entry in the queue
while ( s_DirSizeJobQueue.size() > 0 )
{
DirSizeJobQueueEntry entry = s_DirSizeJobQueue.first();
// check whether the entry is valid, i.e. whether the folder still exists
if ( entry.first )
{
// start the next dirSizeJob
//kdDebug(5006) << k_funcinfo << "Starting dirSizeJob for folder "
// << entry.first->location() << endl;
KDirSize* job = KDirSize::dirSizeJob( entry.second );
connect( job, TQT_SIGNAL( result( KIO::Job* ) ),
entry.first, TQT_SLOT( slotDirSizeJobResult( KIO::Job* ) ) );
break;
}
else
{
// remove the invalid entry from the queue
s_DirSizeJobQueue.pop_front();
}
}
}
#include "kmfoldermaildir.moc"