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tdepim/kmail/imapaccountbase.h

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/* -*- c++ -*-
* imapaccountbase.h
*
* Copyright (c) 2000-2002 Michael Haeckel <haeckel@kde.org>
* Copyright (c) 2002 Marc Mutz <mutz@kde.org>
*
* This file is based on work on pop3 and imap account implementations
* by Don Sanders <sanders@kde.org> and Michael Haeckel <haeckel@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __KMAIL_IMAPACCOUNTBASE_H__
#define __KMAIL_IMAPACCOUNTBASE_H__
#include <set>
#include "networkaccount.h"
#include <tqtimer.h>
#include <tqguardedptr.h>
#include <kio/global.h>
class AccountManager;
class KMFolder;
class KConfig/*Base*/;
class KMMessagePart;
class DwBodyPart;
class DwMessage;
class FolderStorage;
template <typename T> class TQValueVector;
namespace KIO {
class Job;
}
namespace KPIM {
class ProgressItem;
}
namespace KMail {
struct ACLListEntry;
struct QuotaInfo;
typedef TQValueVector<KMail::ACLListEntry> ACLList;
class AttachmentStrategy;
class ImapAccountBase : public KMail::NetworkAccount {
Q_OBJECT
TQ_OBJECT
protected:
ImapAccountBase( AccountManager * tqparent, const TQString & name, uint id );
public:
virtual ~ImapAccountBase();
/** Set the config options to a decent state */
virtual void init();
/** A weak assignment operator */
virtual void pseudoAssign( const KMAccount * a );
/** @return whether to automatically expunge deleted messages when
leaving the folder */
bool autoExpunge() const { return mAutoExpunge; }
virtual void setAutoExpunge( bool expunge );
/** @return whether to show hidden files on the server */
bool hiddenFolders() const { return mHiddenFolders; }
virtual void setHiddenFolders( bool show );
/** @return whether to show only subscribed folders */
bool onlySubscribedFolders() const { return mOnlySubscribedFolders; }
virtual void setOnlySubscribedFolders( bool show );
/** @return whether to show only locally subscribed folders */
bool onlyLocallySubscribedFolders() const { return mOnlyLocallySubscribedFolders; }
virtual void setOnlyLocallySubscribedFolders( bool show );
/** @return whether to load attachments on demand */
bool loadOnDemand() const { return mLoadOnDemand; }
virtual void setLoadOnDemand( bool load );
/** @return whether to list only open folders */
bool listOnlyOpenFolders() const { return mListOnlyOpenFolders; }
virtual void setListOnlyOpenFolders( bool only );
/** Configure the slave by adding to the meta data map */
virtual KIO::MetaData slaveConfig() const;
virtual void readConfig( KConfig& config );
virtual void writeConfig( KConfig& config );
/**
* The state of the kioslave connection
*/
enum ConnectionState { Error = 0, Connected, Connecting };
// possible list types
enum ListType {
List,
ListSubscribed,
ListSubscribedNoCheck,
ListFolderOnly,
ListFolderOnlySubscribed
};
/**
* Connect to the server, if no connection is active
* Returns Connected (ok), Error (ko) or Connecting - which means
* that one should wait for the slaveConnected signal from KIO::Scheduler
* before proceeding.
*/
ConnectionState makeConnection();
// namespace defines
enum imapNamespace { PersonalNS=0, OtherUsersNS=1, SharedNS=2 };
// map a namespace type to a list of namespaces
typedef TQMap<imapNamespace, TQStringList> nsMap;
// map a namespace to a delimiter
typedef TQMap<TQString, TQString> namespaceDelim;
// map a namespace type to a map with the namespace and the delimiter
typedef TQMap<imapNamespace, namespaceDelim> nsDelimMap;
/**
* Info Data for the Job
*/
struct jobData
{
// Needed by TQMap, don't use
jobData() : url(TQString()), tqparent(0), current(0), total(1), done(0), offset(0), progressItem(0),
onlySubscribed(false), quiet(false), cancellable(false) {}
// Real constructor
jobData( const TQString& _url, KMFolder *_tqparent = 0,
int _total = 1, int _done = 0, bool _quiet = false,
bool _cancelable = false )
: url(_url), tqparent(_tqparent), current(0), total(_total), done(_done), offset(0),
progressItem(0), quiet(_quiet), cancellable(_cancelable) {}
TQString path;
TQString url;
TQString curNamespace;
TQByteArray data;
TQCString cdata;
TQStringList items;
KMFolder *tqparent, *current;
TQPtrList<KMMessage> msgList;
int total, done, offset;
KPIM::ProgressItem *progressItem;
bool onlySubscribed, quiet, cancellable;
};
typedef TQMap<KIO::Job *, jobData>::Iterator JobIterator;
/**
* Call this when starting a new job
*/
void insertJob( KIO::Job* job, const jobData& data ) {
mapJobData.insert( job, data );
}
/**
* Look for the jobData related to a given job. Compare with end()
*/
JobIterator findJob( KIO::Job* job ) { return mapJobData.tqfind( job ); }
JobIterator jobsEnd() { return mapJobData.end(); }
/**
* Call this when a job is finished.
* Don't use @p *it afterwards!
*/
void removeJob( JobIterator& it );
void removeJob( KIO::Job* job );
/**
* Subscribe (@p subscribe = TRUE) / Unsubscribe the folder
* identified by @p imapPath.
* Emits subscriptionChanged signal on success.
* Emits subscriptionChangeFailed signal when it fails.
* @param quiet if false, an error message will be displayed if the job fails.
*/
void changeSubscription(bool subscribe, const TQString& imapPath, bool quiet = false );
/**
* Returns whether the account is locally subscribed to the
* folder @param imapPath. No relation to server side subscription above.
*/
bool locallySubscribedTo( const TQString& imapPath );
/**
* Locally subscribe (@p subscribe = TRUE) / Unsubscribe the folder
* identified by @p imapPath.
*/
void changeLocalSubscription( const TQString& imapPath, bool subscribe );
/**
* Retrieve the users' right on the folder
* identified by @p folder and @p imapPath.
* Emits receivedUserRights signal on success/error.
*/
void getUserRights( KMFolder* folder, const TQString& imapPath );
/**
* Retrieve the complete list of ACLs on the folder
* identified by @p imapPath.
* Emits receivedACL signal on success/error.
*/
void getACL( KMFolder* folder, const TQString& imapPath );
/**
* Retrieve the the quota inforamiton on the folder
* identified by @p imapPath.
* Emits receivedQuotaInfo signal on success/error.
*/
void getStorageQuotaInfo( KMFolder* folder, const TQString& imapPath );
/**
* Set the status on the server
* Emits imapStatusChanged signal on success/error.
*/
void setImaptqStatus( KMFolder* folder, const TQString& path, const TQCString& flags );
/**
* Set seen status on the server.
* Emits imapStatusChanged signal on success/error.
*/
void setImapSeentqStatus( KMFolder* folder, const TQString& path, bool seen );
/**
* The KIO-Slave died
*/
void slaveDied() { mSlave = 0; killAllJobs(); }
/**
* Kill the slave if any jobs are active
*/
void killAllJobs( bool disconnectSlave=false ) = 0;
/**
* Abort all running mail checks. Used when exiting.
*/
virtual void cancelMailCheck();
/**
* Init a new-mail-check for a single folder, and optionally its subfolders.
*/
enum FolderListType { Single, Recursive };
void processNewMailInFolder( KMFolder* folder, FolderListType type = Single );
/**
* Return true if we are processing a mailcheck for a single folder
*/
bool checkingSingleFolder() { return mCheckingSingleFolder; }
/**
* Called when we're completely done checking mail for this account
* When @p seStatusMsg is true a status msg is shown
*/
void postProcessNewMail( bool seStatusMsg = true );
/**
* Check whether we're checking for new mail
* and the folder is included
*/
bool checkingMail( KMFolder *folder );
bool checkingMail() { return NetworkAccount::checkingMail(); }
/**
* Handles the result from a BODYSTRUCTURE fetch
*/
void handleBodyStructure( TQDataStream & stream, KMMessage * msg,
const AttachmentStrategy *as );
/**
* Reimplemented. Additionally set the folder label
*/
virtual void setFolder(KMFolder*, bool addAccount = false);
/**
* Returns false if the IMAP server for this account doesn't support ACLs.
* (and true if it does, or if we didn't try yet).
*/
bool hasACLSupport() const { return mACLSupport; }
/**
* Returns false if the IMAP server for this account doesn't support annotations.
* (and true if it does, or if we didn't try yet).
*/
bool hasAnnotationSupport() const { return mAnnotationSupport; }
/**
* Called if the annotation command failed due to 'unsupported'
*/
void setHasNoAnnotationSupport() { mAnnotationSupport = false; }
/**
* Returns false if the IMAP server for this account doesn't support quotas.
* (and true if it does, or if we didn't try yet).
*/
bool hasQuotaSupport() const { return mQuotaSupport; }
/**
* Called if the quota command failed due to 'unsupported'
*/
void setHasNoQuotaSupport() { mQuotaSupport = false; }
/**
* React to an error from the job. Uses job->error and job->errorString and calls
* the protected virtual handleJobError with them. See handleError below for details.
*/
bool handleJobError( KIO::Job* job, const TQString& context, bool abortSync = false );
/**
* Returns the root folder of this account
*/
virtual FolderStorage* rootFolder() const = 0;
/**
* Progress item for listDir
*/
KPIM::ProgressItem* listDirProgressItem();
/**
* @return the number of (subscribed, if applicable) folders in this
* account.
*/
virtual unsigned int folderCount() const;
/**
* @return defined namespaces
*/
nsMap namespaces() const { return mNamespaces; }
/**
* Set defined namespaces
*/
virtual void setNamespaces( nsMap map )
{ mNamespaces = map; }
/**
* Full blown section - namespace - delimiter map
* Do not call this very often as the map is constructed on the fly
*/
nsDelimMap namespacesWithDelimiter();
/**
* @return the namespace for the @p folder
*/
TQString namespaceForFolder( FolderStorage* );
/**
* Adds "/" as needed to the given namespace
*/
TQString addPathToNamespace( const TQString& ns );
/**
* @return the delimiter for the @p namespace
*/
TQString delimiterForNamespace( const TQString& prefix );
/**
* @return the delimiter for the @p folderstorage
*/
TQString delimiterForFolder( FolderStorage* );
/**
* @return the namespace - delimiter map
*/
namespaceDelim namespaceToDelimiter() const
{ return mNamespaceToDelimiter; }
/**
* Set the namespace - delimiter map
*/
void setNamespaceToDelimiter( namespaceDelim map )
{ mNamespaceToDelimiter = map; }
/**
* Returns true if the given string is a namespace
*/
bool isNamespaceFolder( TQString& name );
/**
* Returns true if the account has the given capability
*/
bool hasCapability( const TQString& capa ) {
return mCapabilities.tqcontains( capa ); }
/**
* Create an IMAP path for a tqparent folder and a foldername
* Parent and folder are separated with the delimiter of the account
* The path starts and ends with '/'
*/
TQString createImapPath( FolderStorage* tqparent, const TQString& folderName );
/**
* Create an IMAP path for a tqparent imapPath and a folderName
*/
TQString createImapPath( const TQString& tqparent, const TQString& folderName );
public slots:
/**
* Call this to get the namespaces
* You are notified by the signal namespacesFetched
*/
void getNamespaces();
private slots:
/**
* is called when the changeSubscription has finished
* emits subscriptionChanged
*/
void slotSubscriptionResult(KIO::Job * job);
protected slots:
virtual void slotCheckQueuedFolders();
/// Handle a message coming from the KIO scheduler saying that the slave is now connected
void slotSchedulerSlaveConnected(KIO::Slave *aSlave);
/// Handle an error coming from the KIO scheduler
void slotSchedulerSlaveError(KIO::Slave *aSlave, int, const TQString &errorMsg);
/**
* Only delete information about the job and ignore write errors
*/
void slotSeStatusResult(KIO::Job * job);
/// Result of getUserRights() job
void slotGetUserRightsResult( KIO::Job* _job );
/// Result of getACL() job
void slotGetACLResult( KIO::Job* _job );
/// Result of getStorageQuotaInfo() job
void slotGetStorageQuotaInfoResult( KIO::Job* _job );
/**
* Send a NOOP command regularly to keep the slave from disconnecting
*/
void slotNoopTimeout();
/**
* Log out when idle
*/
void slotIdleTimeout();
/**
* Kills all jobs
*/
void slotAbortRequested( KPIM::ProgressItem* );
/**
* Only delete information about the job
*/
void slotSimpleResult(KIO::Job * job);
/** Gets and parses the namespaces */
void slotNamespaceResult( KIO::Job*, const TQString& str );
/**
* Saves the fetched namespaces
*/
void slotSaveNamespaces( const ImapAccountBase::nsDelimMap& map );
/**
* Saves the capabilities list
*/
void slotCapabilitiesResult( KIO::Job*, const TQString& result );
protected:
/**
* Handle an error coming from a KIO job or from a KIO slave (via the scheduler)
* and abort everything (in all cases) if abortSync is true [this is for slotSchedulerSlaveError].
* Otherwise (abortSync==false), dimap will only abort in case of severe errors (connection broken),
* but on "normal" errors (no permission to delete, etc.) it will ask the user.
*
* @param error the error code, usually job->error())
* @param errorMsg the error message, usually job->errorText()
* @param job the kio job (can be 0). If set, removeJob will be called automatically.
* This is important! It means you should not call removeJob yourself in case of errors.
* We can't let the caller do that, since it should only be done afterwards, and only if we didn't abort.
*
* @param context a sentence that gives some context to the error, e.g. i18n("Error while uploading message [...]")
* @param abortSync if true, abort sync in all cases (see above). If false, ask the user (when possible).
* @return false when aborting, true when continuing
*/
virtual bool handleError( int error, const TQString &errorMsg, KIO::Job* job, const TQString& context, bool abortSync = false );
/** Handle an error during KIO::put - helper method */
bool handlePutError( KIO::Job* job, jobData& jd, KMFolder* folder );
virtual TQString protocol() const;
virtual unsigned short int defaultPort() const;
/**
* Build KMMessageParts and DwBodyParts from the bodystructure-stream
*/
void constructParts( TQDataStream & stream, int count, KMMessagePart* tqparentKMPart,
DwBodyPart * tqparent, const DwMessage * dwmsg );
/** Migrate the prefix */
void migratePrefix();
// used for writing the blacklist out to the config file
TQStringList locallyBlacklistedFolders() const;
void localBlacklistFromStringList( const TQStringList & );
TQString prettifyQuotaError( const TQString& _error, KIO::Job * job );
protected:
TQPtrList<TQGuardedPtr<KMFolder> > mOpenFolders;
TQStringList mSubfolderNames, mSubfolderPaths,
mSubfolderMimeTypes, mSubfolderAttributes;
TQMap<KIO::Job *, jobData> mapJobData;
/** used to detect when the slave has not been used for a while */
TQTimer mIdleTimer;
/** used to send a noop to the slave in regular intervals to keep it from disonnecting */
TQTimer mNoopTimer;
int mTotal, mCountUnread, mCountLastUnread;
TQMap<TQString, int> mUnreadBeforeCheck;
bool mAutoExpunge : 1;
bool mHiddenFolders : 1;
bool mOnlySubscribedFolders : 1;
bool mOnlyLocallySubscribedFolders : 1;
bool mLoadOnDemand : 1;
bool mListOnlyOpenFolders : 1;
bool mProgressEnabled : 1;
bool mErrorDialogIsActive : 1;
bool mPasswordDialogIsActive : 1;
bool mACLSupport : 1;
bool mAnnotationSupport : 1;
bool mQuotaSupport : 1;
bool mSlaveConnected : 1;
bool mSlaveConnectionError : 1;
bool mCheckingSingleFolder : 1;
// folders that should be checked for new mails
TQValueList<TQGuardedPtr<KMFolder> > mMailCheckFolders;
// folders that should be checked after the current check is done
TQValueList<TQGuardedPtr<KMFolder> > mFoldersQueuedForChecking;
// holds messageparts from the bodystructure
TQPtrList<KMMessagePart> mBodyPartList;
// the current message for the bodystructure
KMMessage* mCurrentMsg;
TQGuardedPtr<KPIM::ProgressItem> mListDirProgressItem;
// our namespaces in the form section=namespaceList
nsMap mNamespaces;
// namespace - delimiter map
namespaceDelim mNamespaceToDelimiter;
// old prefix for migration
TQString mOldPrefix;
// capabilities
TQStringList mCapabilities;
std::set<TQString> mLocalSubscriptionBlackList;
signals:
/**
* Emitted when the slave managed or failed to connect
* This is always emitted at some point after makeConnection returned Connecting.
* @param errorCode 0 for success, != 0 in case of error
* @param errorMsg if errorCode is != 0, this goes with errorCode to call KIO::buildErrorString
*/
void connectionResult( int errorCode, const TQString& errorMsg );
/**
* Emitted when the subscription has changed,
* as a result of a changeSubscription call.
*/
void subscriptionChanged(const TQString& imapPath, bool subscribed);
/**
* Emitted when changeSubscription() failed.
* @param errorMessage the error message that contains the reason for the failure
*/
void subscriptionChangeFailed( const TQString &errorMessage );
/**
* Emitted upon completion of the job for setting the status for a group of UIDs,
* as a result of a setImaptqStatus call.
* On error, if the user chooses abort (not continue), cont is set to false.
*/
void imapStatusChanged( KMFolder*, const TQString& imapPath, bool cont );
/**
* Emitted when the get-user-rights job is done,
* as a result of a getUserRights call.
* Use userRights() to retrieve them after using userRightsState() to see if the results are
* valid.
*/
void receivedUserRights( KMFolder* folder );
/**
* Emitted when the get-the-ACLs job is done,
* as a result of a getACL call.
* @param folder the folder for which we were listing the ACLs (can be 0)
* @param job the job that was used for doing so (can be used to display errors)
* @param entries the ACL list. Make your copy of it, it comes from the job.
*/
void receivedACL( KMFolder* folder, KIO::Job* job, const KMail::ACLList& entries );
/**
* Emitted when the getQuotaInfo job is done,
* as a result of a getQuotaInfo call.
* @param folder The folder for which we were getting quota info (can be 0)
* @param job The job that was used for doing so (can be used to display errors)
* @param info The quota information for this folder. Make your copy of it,
* it comes from the job.
*/
void receivedStorageQuotaInfo( KMFolder* folder, KIO::Job* job, const KMail::QuotaInfo& entries );
/**
* Emitted when we got the namespaces
*/
void namespacesFetched( const ImapAccountBase::nsDelimMap& );
/**
* Emitted when we got the namespaces, and they were set on the object.
*/
void namespacesFetched();
};
} // namespace KMail
#endif // __KMAIL_IMAPACCOUNTBASE_H__