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kopete/libkopete

kabcpersistence.cpp

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/*
    addressbooklink.cpp - Manages operations involving the KDE Address Book

    Copyright (c) 2005 Will Stephenson <wstephenson@kde.org>

    Kopete    (c) 2002-2004 by the Kopete developers  <kopete-devel@kde.org>

    *************************************************************************
    *                                                                       *
    * This library is free software; you can redistribute it and/or         *
    * modify it under the terms of the GNU Lesser General Public            *
    * License as published by the Free Software Foundation; either          *
    * version 2 of the License, or (at your option) any later version.      *
    *                                                                       *
    *************************************************************************
*/

#include <qstring.h>
#include <qtimer.h>

#include <kabc/addressbook.h>
#include <kabc/addressee.h>
#include <kabc/resource.h>
#include <kabc/stdaddressbook.h>

// UI related includes used for importing from KABC
#include <kdialog.h>
#include <klocale.h>
#include <kmessagebox.h>
#include "accountselector.h"
#include "kopeteuiglobal.h"

#include "kopeteaccount.h"
#include "kopeteaccountmanager.h"
#include "kopetecontact.h"
#include "kopetemetacontact.h"
#include "kopetepluginmanager.h"
#include "kopeteprotocol.h"

#include "kabcpersistence.h"

namespace Kopete
{

static QString unionContents( QString arg1, QString arg2 )
{
    QChar separator( 0xE000 );
    QStringList outList = arg1.split( separator, QString::SkipEmptyParts );
    QStringList arg2List = arg2.split( separator, QString::SkipEmptyParts );
    for ( QStringList::iterator it = arg2List.begin(); it != arg2List.end(); ++it )
        if ( !outList.contains( *it ) )
            outList.append( *it );
    QString out = outList.join( QString( separator ) );
    return out;
}

class KABCPersistence::Private
{
public:
    Private() 
     : addrBookWritePending(false)
    {}
    QList<KABC::Resource *> pendingResources;
    bool addrBookWritePending;

    // FIXME: Try to remove that static variable !
    static KABC::AddressBook* s_addressBook;
};

KABC::AddressBook* KABCPersistence::Private::s_addressBook = 0L;

KABCPersistence::KABCPersistence( QObject * parent, const char * name ) : QObject( parent)
{
    setObjectName( name );
    d = new Private;
}

KABCPersistence::~KABCPersistence()
{
    delete d;
}

KABCPersistence *KABCPersistence::self()
{
    static KABCPersistence s;
    return &s;
}

KABC::AddressBook* KABCPersistence::addressBook()
{
    if ( Private::s_addressBook == 0L )
    {
        Private::s_addressBook = KABC::StdAddressBook::self();
        KABC::StdAddressBook::setAutomaticSave( false );
    }
    return Private::s_addressBook;
}

void KABCPersistence::write( MetaContact * mc )
{
    // Save any changes in each contact's addressBookFields to KABC
    KABC::AddressBook* ab = addressBook();

    kDebug( 14010 ) << "looking up Addressee for " << mc->displayName() << "...";
    // Look up the address book entry
    KABC::Addressee theAddressee = ab->findByUid( mc->metaContactId() );
    // Check that if addressee is not deleted or if the link is spurious
    // (inherited from Kopete < 0.8, where all metacontacts had random ids)
    if ( theAddressee.isEmpty() )
    {
        // not found in currently enabled addressbooks - may be in a disabled resource...
        return;
    }
    else
    {
        // collate the instant messaging data to be inserted into the address book
        QMap<QString, QStringList> addressMap;
        QList<Contact *> contacts = mc->contacts();
        QListIterator<Contact *> cIt( contacts );
        while ( cIt.hasNext() )
        {
            Contact * c = cIt.next();
            QStringList addresses = addressMap[ c->protocol()->addressBookIndexField() ];
            addresses.append( c->contactId() );
            addressMap.insert( c->protocol()->addressBookIndexField(), addresses );
        }

        // insert a custom field for each protocol
        QMap<QString, QStringList>::ConstIterator it = addressMap.begin();
        for ( ; it != addressMap.end(); ++it )
        {
            // read existing data for this key
            QString currentCustomForProtocol = theAddressee.custom( it.key(), QLatin1String( "All" ) );
            // merge without duplicating
            QString toWrite = unionContents( currentCustomForProtocol, it.value().join( QString( QChar( 0xE000 ) ) ) );
            // Note if nothing ends up in the KABC data, this is because insertCustom does nothing if any param is empty.
            kDebug( 14010 ) << "Writing: " << it.key() << ", " << "All" << ", " << toWrite;
            theAddressee.insertCustom( it.key(), QLatin1String( "All" ), toWrite );
            QString check = theAddressee.custom( it.key(), QLatin1String( "All" ) );
        }
        ab->insertAddressee( theAddressee );
        writeAddressBook( theAddressee.resource() );
        //theAddressee.dump();
    }

/*          // Wipe out the existing addressBook entries
            d->addressBook.clear();
    // This causes each Kopete::Protocol subclass to serialise its contacts' data into the metacontact's plugin data and address book data
            emit aboutToSave(this);

            kDebug( 14010 ) << "...FOUND ONE!";
    // Store address book fields
            QMap<QString, QMap<QString, QString> >::ConstIterator appIt = d->addressBook.begin();
            for( ; appIt != d->addressBook.end(); ++appIt )
            {
                QMap<QString, QString>::ConstIterator addrIt = appIt.data().begin();
                for( ; addrIt != appIt.data().end(); ++addrIt )
                {
            // read existing data for this key
                    QString currentCustom = theAddressee.custom( appIt.key(), addrIt.key() );
            // merge without duplicating
                    QString toWrite = unionContents( currentCustom, addrIt.data() );
            // write the result
            // Note if nothing ends up in the KABC data, this is because insertCustom does nothing if any param is empty.
                    kDebug( 14010 ) << "Writing: " << appIt.key() << ", " << addrIt.key() << ", " << toWrite;
                    theAddressee.insertCustom( appIt.key(), addrIt.key(), toWrite );
                }
            }
            ab->insertAddressee( theAddressee );
            writeAddressBook();
        }*/
}

void KABCPersistence::writeAddressBook( KABC::Resource * res)
{
    if ( !d->pendingResources.count( res ) )
        d->pendingResources.append( res );
    if ( !d->addrBookWritePending )
    {
        d->addrBookWritePending = true;
        QTimer::singleShot( 2000, this, SLOT( slotWriteAddressBook() ) );
    }
}

void KABCPersistence::slotWriteAddressBook()
{
    //kDebug(  14010 ) ;
    KABC::AddressBook* ab = addressBook();
    QListIterator<KABC::Resource *> it( d->pendingResources );
    while ( it.hasNext() )
    {
        //kDebug(  14010 )  << "Writing resource " << it.current()->resourceName();
        KABC::Ticket *ticket = ab->requestSaveTicket( it.next() );
        if ( !ticket )
            kWarning( 14010 ) << "WARNING: Resource is locked by other application!";
        else
        {
            if ( !ab->save( ticket ) )
            {
                kWarning( 14010 ) << "ERROR: Saving failed!";
                ab->releaseSaveTicket( ticket );
            }
        }
        //kDebug( 14010 ) << "Finished writing KABC";
    }
    d->pendingResources.clear();
    d->addrBookWritePending = false;
}

void KABCPersistence::removeKABC( MetaContact *)
{
/*  // remove any data this KMC has written to the KDE address book
    // Save any changes in each contact's addressBookFields to KABC
    KABC::AddressBook* ab = addressBook();

    // Wipe out the existing addressBook entries
    d->addressBook.clear();
    // This causes each Kopete::Protocol subclass to serialise its contacts' data into the metacontact's plugin data and address book data
    emit aboutToSave(this);

    // If the metacontact is linked to a kabc entry
    if ( !d->metaContactId.isEmpty() )
    {
        //kDebug( 14010 ) << "looking up Addressee for " << displayName() << "...";
        // Look up the address book entry
        KABC::Addressee theAddressee = ab->findByUid( metaContactId() );

        if ( theAddressee.isEmpty() )
        {
            // remove the link
            //kDebug( 14010 ) << "...not found.";
            d->metaContactId.clear();
        }
        else
        {
            //kDebug( 14010 ) << "...FOUND ONE!";
            // Remove address book fields
            QMap<QString, QMap<QString, QString> >::ConstIterator appIt = d->addressBook.begin();
            for( ; appIt != d->addressBook.end(); ++appIt )
            {
                QMap<QString, QString>::ConstIterator addrIt = appIt.data().begin();
                for( ; addrIt != appIt.data().end(); ++addrIt )
                {
                    // FIXME: This assumes Kopete is the only app writing these fields
                    kDebug( 14010 ) << "Removing: " << appIt.key() << ", " << addrIt.key();
                    theAddressee.removeCustom( appIt.key(), addrIt.key() );
                }
            }
            ab->insertAddressee( theAddressee );

            writeAddressBook();
        }
    }
//  kDebug(14010) << kBacktrace();*/
}

bool KABCPersistence::syncWithKABC( MetaContact * mc )
{
    kDebug(14010) ;
    bool contactAdded = false;
    // check whether the dontShowAgain was checked
        KABC::AddressBook* ab = addressBook();
        KABC::Addressee addr  = ab->findByUid( mc->metaContactId() );

        if ( !addr.isEmpty() ) // if we are associated with KABC
        {
// load the set of addresses from KABC
        QStringList customs = addr.customs();

        QStringList::ConstIterator it;
        for ( it = customs.begin(); it != customs.end(); ++it )
        {
            QString app, name, value;
            splitField( *it, app, name, value );
            kDebug( 14010 ) << "app=" << app << " name=" << name << " value=" << value;

            if ( app.startsWith( QLatin1String( "messaging/" ) ) )
            {
                if ( name == QLatin1String( "All" ) )
                {
                    kDebug( 14010 ) << " syncing \"" << app << ":" << name << " with contact list ";
                    // Get the protocol name from the custom field
                    // by chopping the 'messaging/' prefix from the custom field app name
                    QString protocolName = app.right( app.length() - 10 );
                    // munge Jabber hack
                    if ( protocolName == QLatin1String( "xmpp" ) )
                        protocolName = QLatin1String( "jabber" );

                    // Check Kopete supports it
                    Protocol * proto = dynamic_cast<Protocol*>( PluginManager::self()->loadPlugin( QLatin1String( "kopete_" ) + protocolName ) );
                    if ( !proto )
                    {
                        KMessageBox::queuedMessageBox( Kopete::UI::Global::mainWidget(), KMessageBox::Sorry,
                                                                                     i18n( "<qt>\"%1\" is not supported by Kopete.</qt>", protocolName ),
                                                                                     i18n( "Could Not Sync with KDE Address Book" )  );
                        continue;
                    }

                    // See if we need to add each contact in this protocol
                    QStringList addresses = value.split( QChar( 0xE000 ), QString::SkipEmptyParts );
                    QStringList::iterator end = addresses.end();
                    for ( QStringList::iterator it = addresses.begin(); it != end; ++it )
                    {
                        // check whether each one is present in Kopete
                        // Is it in the contact list?
                        // First discard anything after an 0xE120, this is used by IRC to separate nick and server group name, but
                        // IRC doesn't support this properly yet, so the user will have to select an appropriate account manually
                        int separatorPos = (*it).indexOf( QChar( 0xE120 ) );
                        if ( separatorPos != -1 )
                            *it = (*it).left( separatorPos );

                        Kopete::MetaContact *otherMc = 0;
                        foreach( Kopete::Account *act, Kopete::AccountManager::self()->accounts() )
                        {
                            if( act->protocol() != proto )
                                continue;
                            Kopete::Contact *c= act->contacts()[*it];
                            if(c)
                            {
                                otherMc=c->metaContact();
                                break;
                            }
                        }

                        if ( otherMc ) // Is it in another metacontact?
                        {
                            // Is it already in this metacontact? If so, we needn't do anything
                            if ( otherMc == mc )
                            {
                                kDebug( 14010 ) << *it << " already a child of this metacontact.";
                                continue;
                            }
                            kDebug( 14010 ) << *it << " already exists in OTHER metacontact, move here?";
                            // find the Kopete::Contact and attempt to move it to this metacontact.
                            otherMc->findContact( proto->pluginId(), QString(), *it )->setMetaContact( mc );
                        }
                        else
                        {
                            // if not, prompt to add it
                            kDebug( 14010 ) << proto->pluginId() << "://" << *it << " was not found in the contact list.  Prompting to add...";
                            if ( KMessageBox::Yes == KMessageBox::questionYesNo( Kopete::UI::Global::mainWidget(),
                                     i18n( "<qt>An address was added to this contact by another application.<br />Would you like to use it in Kopete?<br /><b>Protocol:</b> %1<br /><b>Address:</b> %2</qt>", proto->displayName(), *it ), i18n( "Import Address From Address Book" ), KGuiItem( i18n("Use") ), KGuiItem( i18n("Do Not Use") ), QLatin1String( "ImportFromKABC" ) ) )
                            {
                                // Check the accounts for this protocol are all connected
                                // Most protocols do not allow you to add contacts while offline
                                // Would be better to have a virtual bool Kopete::Account::readyToAddContact()
                                int accountcount=0;
                                bool allAccountsConnected = true;
                                Kopete::Account *chosen = 0;
                                foreach( Kopete::Account *act, Kopete::AccountManager::self()->accounts() )
                                {
                                    if( act->protocol() == proto) 
                                    {
                                        accountcount++;
                                        if(!act->isConnected())
                                        {
                                            allAccountsConnected=false;
                                            break;
                                        }
                                        chosen=act;
                                    }
                                }

                                if ( !allAccountsConnected )
                                {
                                    KMessageBox::queuedMessageBox( Kopete::UI::Global::mainWidget(), KMessageBox::Sorry,
                                            i18n( "<qt>One or more of your accounts using %1 are offline.  Most systems have to be connected to add contacts.  Please connect these accounts and try again.</qt>", protocolName ),
                                            i18n( "Not Connected" )  );
                                    continue;
                                }

                                // we have got a contact to add, our accounts are connected, so add it.
                                // Do we need to choose an account
                                if ( accountcount > 1 )
                                {   // if we have >1 account in this protocol, prompt for the protocol.
                                    KDialog *chooser = new KDialog(0);
                                    chooser->setCaption( i18n("Choose Account") );
                                    chooser->setButtons( KDialog::Ok | KDialog::Cancel );

                                    AccountSelector *accSelector = new AccountSelector(proto, chooser);
                                    accSelector->setObjectName( QLatin1String("accSelector") );
                                    chooser->setMainWidget(accSelector);
                                    if ( chooser->exec() == QDialog::Rejected )
                                        continue;
                                    chosen = accSelector->selectedItem();

                                    delete chooser;
                                }
                                else if ( accountcount == 0 )
                                {
                                    KMessageBox::queuedMessageBox( Kopete::UI::Global::mainWidget(), KMessageBox::Sorry,
                                            i18n( "<qt>You do not have an account configured for <b>%1</b> yet.  Please create an account, connect it, and try again.</qt>", protocolName ),
                                            i18n( "No Account Found" )  );
                                    continue;
                                }

                                // add the contact to the chosen account
                                if ( chosen )
                                {
                                    kDebug( 14010 ) << "Adding " << *it << " to " << chosen->accountId();
                                    if ( chosen->addContact( *it, mc ) )
                                        contactAdded = true;
                                    else
                                        KMessageBox::queuedMessageBox( Kopete::UI::Global::mainWidget(), KMessageBox::Sorry,
                                            i18n( "<qt>It was not possible to add the contact.</qt>" ),
                                            i18n( "Could Not Add Contact") ) ;
                                }
                            }
                            else
                                kDebug( 14010 ) << " user declined to add " << *it << " to contact list ";
                        }
                    }
                    kDebug( 14010 ) << " all " << addresses.count() << " contacts in " << proto->pluginId() << " checked ";
                }
                else
                    kDebug( 14010 ) << "not interested in name=" << name;

            }
            else
                kDebug( 14010 ) << "not interested in app=" << app;
        }
    }
    return contactAdded;
    return false;
}

// FIXME: Remove when IM address API is in KABC (KDE 4)
void KABCPersistence::splitField( const QString &str, QString &app, QString &name, QString &value )
{
    int colon = str.indexOf( ':' );
    if ( colon != -1 ) {
        QString tmp = str.left( colon );
        value = str.mid( colon + 1 );

        int dash = tmp.indexOf( '-' );
        if ( dash != -1 ) {
            app = tmp.left( dash );
            name = tmp.mid( dash + 1 );
        }
    }
}

} // end namespace Kopete

        // dump addressbook contents

#include "kabcpersistence.moc"

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