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#ifndef kmfoldermaildir_h
#define kmfoldermaildir_h
#include "kmfolderindex.h"
#include <kfileitem.h>
#include <tqguardedptr.h>
class KMFolderMaildir;
namespace KMail {
class FolderJob;
class MaildirJob;
class AttachmentStrategy;
}
namespace KIO {
class Job;
}
using KMail::FolderJob;
using KMail::MaildirJob;
using KMail::AttachmentStrategy;
class KMFolderMaildir : public KMFolderIndex
{
Q_OBJECT
TQ_OBJECT
friend class ::KMail::MaildirJob;
public:
/** Usually a tqparent is given. But in some cases there is no
fitting tqparent object available. Then the name of the folder
is used as the absolute path to the folder file. */
KMFolderMaildir(KMFolder* folder, const char* name=0);
virtual ~KMFolderMaildir();
/** Returns the type of this folder */
virtual KMFolderType folderType() const { return KMFolderTypeMaildir; }
/** Read a message and return it as a string */
virtual DwString getDwString(int idx);
/** Detach message from this folder. Usable to call addMsg() afterwards.
Loads the message if it is not loaded up to now. */
virtual KMMessage* take(int idx);
/** Add the given message to the folder. Usually the message
is added at the end of the folder. Returns zero on success and
an errno error code on failure. The index of the new message
is stored in index_return if given.
Please note that the message is added as is to the folder and the folder
takes ownership of the message (deleting it in the destructor).*/
virtual int addMsg(KMMessage* msg, int* index_return = 0);
/** Remove (first occurrence of) given message from the folder. */
virtual void removeMsg(int i, bool imapQuiet = FALSE);
virtual void removeMsg(TQPtrList<KMMessage> msgList, bool imapQuiet = FALSE)
{ return KMFolderIndex::removeMsg(msgList, imapQuiet); }
// Called by KMMsgBase::setqStatus when status of a message has changed
// required to keep the number unread messages variable current.
virtual void msgStatusChanged( const KMMsgtqStatus oldtqStatus,
const KMMsgtqStatus newtqStatus,
int idx);
/** Open folder for access.
Does nothing if the folder is already opened. To reopen a folder
call close() first.
Returns zero on success and an error code equal to the c-library
fopen call otherwise (errno). */
virtual int open(const char *owner);
virtual int canAccess();
/** fsync buffers to disk */
virtual void sync();
/** Close folder. If force is TRUE the files are closed even if
others still use it (e.g. other mail reader windows). */
virtual void reallyDoClose(const char *owner);
/** Create the necessary folders for a maildir folder. Usually you will
want to use create() instead.
@param folderPath the full path of the folder as returned by location()
@return 0 on success and an error code (cf. man 3 errno) otherwise
*/
static int createMaildirFolders( const TQString & folderPath );
static TQString constructValidFileName( const TQString & filename = TQString(),
KMMsgtqStatus status = KMMsgStatusNew );
static bool removeFile( const TQString & folderPath,
const TQString & filename );
/** @reimpl */
virtual int create();
/** Remove some deleted messages from the folder. Returns zero on success
and an errno on failure. This is only for use from MaildirCompactionJob. */
int compact( unsigned int startIndex, int nbMessages, const TQStringList& entryList, bool& done );
/** Remove deleted messages from the folder. Returns zero on success
and an errno on failure. */
virtual int compact( bool silent );
/** Is the folder read-only? */
virtual bool isReadOnly() const { return false; }
/** reimp */
virtual TQ_INT64 doFolderSize() const;
protected:
virtual FolderJob* doCreateJob( KMMessage *msg, FolderJob::JobType jt, KMFolder *folder,
TQString partSpecifier, const AttachmentStrategy *as ) const;
virtual FolderJob* doCreateJob( TQPtrList<KMMessage>& msgList, const TQString& sets,
FolderJob::JobType jt, KMFolder *folder ) const;
/** Load message from file and store it at given index. Returns 0
on failure. */
virtual KMMessage* readMsg(int idx);
/** Called by KMFolder::remove() to delete the actual contents.
At the time of the call the folder has already been closed, and
the various index files deleted. Returns 0 on success. */
virtual int removeContents();
/** Called by KMFolder::expunge() to delete the actual contents.
At the time of the call the folder has already been closed, and
the various index files deleted. Returns 0 on success. */
virtual int expungeContents();
/** Create index file from messages file and fill the message-info list
mMsgList. Returns 0 on success and an errno value (see fopen) on
failure. */
virtual int createIndexFromContents();
/**
* Internal helper called by addMsg. If stripUid is true it will remove any
* uid headers and uid index setting before writing. KMFolderCachedImap needs this
* but can't do it itself, since the final take() which removes the original mail
* from the source folder, in moves, needs to happen after the adding, for safety
* reasons, but needs the uid, in case the source folder was an imap folder, to
* delete the original.
* TODO: Avoid this by moving the take() out of the addMsg() methods and moving it
* into the KMMoveCommand, where it can safely happen at a much higher level. */
int addMsgInternal( KMMessage* msg, int* index_return = 0, bool stripUid=false );
private slots:
void slotDirSizeJobResult( KIO::Job* job );
private:
void readFileHeaderIntern(const TQString& dir, const TQString& file, KMMsgtqStatus status);
TQString moveInternal(const TQString& oldLoc, const TQString& newLoc, KMMsgInfo* mi);
TQString moveInternal(const TQString& oldLoc, const TQString& newLoc, TQString& aFileName, KMMsgtqStatus status);
bool removeFile(const TQString& filename);
/** Tests whether the contents of this folder is newer than the index.
Returns IndexTooOld if the index is older than the contents.
Returns IndexMissing if there is no index.
Returns IndexOk if the index is not older than the contents.
*/
virtual IndextqStatus indextqStatus();
typedef TQPair<TQGuardedPtr<const KMFolderMaildir>,KFileItemList> DirSizeJobQueueEntry;
static TQValueList<DirSizeJobQueueEntry> s_DirSizeJobQueue;
TQStrList mIdxToFileList;
int mIdxCount;
mutable bool mCurrentlyCheckingFolderSize;
};
#endif /*kmfoldermaildir_h*/
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