qtmobility/plugins/contacts/qtcontacts-tracker/qtrackercontactasyncrequest.cpp
changeset 1 2b40d63a9c3d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/plugins/contacts/qtcontacts-tracker/qtrackercontactasyncrequest.cpp	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,1110 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+
+
+#include <QTimer>
+#include <qtcontacts.h>
+#include <QtTracker/ontologies/nie.h>
+#include <QtTracker/ontologies/nco.h>
+#include <qtrackercontactasyncrequest.h>
+#include <QHash>
+
+using namespace SopranoLive;
+
+class ConversionLookup: public QHash<QString,QString>
+{
+public:
+    ConversionLookup& operator<<(const QPair<QString, QString> &conversion)
+    {
+        this->insert(conversion.first, conversion.second);
+        return *this;
+    }
+};
+
+
+const QString FieldQContactLocalId("QContactLocalId");
+const QString FieldAccountPath("AccountPath");
+const ConversionLookup presenceConversion(ConversionLookup()
+            <<QPair<QString, QString>("presence-status-offline", QContactOnlineAccount::PresenceOffline)
+            <<QPair<QString, QString>("presence-status-available", QContactOnlineAccount::PresenceAvailable)
+            <<QPair<QString, QString>("presence-status-away", QContactOnlineAccount::PresenceAway)
+            <<QPair<QString, QString>("presence-status-extended-away", QContactOnlineAccount::PresenceExtendedAway)
+            <<QPair<QString, QString>("presence-status-busy", QContactOnlineAccount::PresenceBusy)
+            <<QPair<QString, QString>("presence-status-unknown", QContactOnlineAccount::PresenceUnknown)
+            <<QPair<QString, QString>("presence-status-hidden", QContactOnlineAccount::PresenceHidden)
+            <<QPair<QString, QString>("presence-status-dnd", QContactOnlineAccount::PresenceBusy)
+);
+
+void matchPhoneNumber(RDFVariable &variable, QContactDetailFilter &filter)
+{
+    // This here is the first implementation of filtering that takes into account also affiliations.
+    // needs to be applied for other filters too - TODO
+    RDFVariable officeContact;
+    RDFVariable homeContact;
+
+    RDFVariable rdfPhoneNumber;
+    rdfPhoneNumber = homeContact.property<nco::hasPhoneNumber>().property<nco::phoneNumber>();
+
+    RDFVariable rdfOfficePhoneNumber;
+    rdfOfficePhoneNumber = officeContact.property<nco::hasAffiliation>().property<nco::hasPhoneNumber>().property<nco::phoneNumber>();
+
+    QString filterValue = filter.value().toString();
+    if (filter.matchFlags() == Qt::MatchEndsWith)
+    {
+        QSettings settings(QSettings::IniFormat, QSettings::UserScope, "Nokia","Trackerplugin");
+        int matchDigitCount = settings.value("phoneNumberMatchDigitCount", "7").toInt();
+        filterValue = filterValue.right(matchDigitCount);
+        qDebug() << "match with:" << matchDigitCount << ":" << filterValue;
+        rdfPhoneNumber.hasSuffix(filterValue);
+        rdfOfficePhoneNumber.hasSuffix(filterValue);
+    }
+    else
+    {   // default to exact match
+        rdfOfficePhoneNumber.matchesRegexp(filterValue);
+        rdfPhoneNumber.matchesRegexp(filterValue);
+    }
+    // This is the key part, including both contacts and affiliations
+    variable.isMemberOf(RDFVariableList()<<homeContact);// TODO report bug doesnt work in tracker <<officeContact);
+}
+
+void matchOnlineAccount(RDFVariable &variable, QContactDetailFilter &filter)
+{
+    if ((filter.matchFlags() & QContactFilter::MatchExactly) == QContactFilter::MatchExactly)
+    {
+        if (filter.detailFieldName() == "Account" || filter.detailFieldName() == QContactOnlineAccount::FieldAccountUri)
+        {
+            variable.property<nco::imContactId> ().isMemberOf(QStringList() << filter.value().toString());
+        }
+        else if (filter.detailFieldName() == FieldAccountPath)
+        {
+            // as it uses telepathy:account path
+            variable.property<nco::fromIMAccount>().equal(QUrl(QString("telepathy:")+filter.value().toString()));
+        }
+        else if (filter.detailFieldName() == QContactOnlineAccount::FieldServiceProvider)
+        {
+            variable.property<nco::fromIMAccount>().property<nco::imDisplayName> ().isMemberOf(QStringList() << filter.value().toString());
+        }
+        else
+            qWarning() << "QTrackerContactFetchRequest," << __FUNCTION__
+                    << "Unsupported detail filter by QContactOnlineAccount.";
+    }
+    else
+    {
+        qWarning() << "QTrackerContactFetchRequest," << __FUNCTION__
+                << "Unsupported match flag in detail filter by QContactOnlineAccount. Use QContactFilter::MatchExactly";
+    }
+}
+
+void matchName(RDFVariable &variable, QContactDetailFilter &filter)
+{
+    if (filter.detailDefinitionName() != QContactName::DefinitionName) {
+        qWarning() << "QTrackerContactFetchRequest," << __FUNCTION__
+                   << "Unsupported definition name in detail filter, should be QContactName::DefinitionName";
+        return;
+    }
+    QString filterValue = filter.value().toString();
+    QString field = filter.detailFieldName();
+    if ((filter.matchFlags() & QContactFilter::MatchExactly) == QContactFilter::MatchExactly) {
+        if (field == QContactName::FieldFirst) {
+            variable.property<nco::nameGiven>() = LiteralValue(filterValue);
+        } else if (field == QContactName::FieldLast) {
+            variable.property<nco::nameFamily>() = LiteralValue(filterValue);
+        } else if (field == QContactName::FieldMiddle) {
+            variable.property<nco::nameAdditional>() = LiteralValue(filterValue);
+        } else if (field == QContactName::FieldPrefix) {
+            variable.property<nco::nameHonorificPrefix>() = LiteralValue(filterValue);
+        } else if (field == QContactName::FieldSuffix) {
+            variable.property<nco::nameHonorificSuffix>() = LiteralValue(filterValue);
+        }
+    } else {
+        qWarning() << "QTrackerContactFetchRequest," << __FUNCTION__
+                   << "Unsupported match flag in detail filter by QContactName";
+    }
+}
+
+/*
+ * RDFVariable describes all contacts in tracker before filter is applied.
+ * This method translates QContactFilter to tracker rdf filter. When query is made
+ * after this method, it would return only contacts that fit the filter.
+ */
+QContactManager::Error QTrackerContactFetchRequest::applyFilterToContact(RDFVariable &variable,
+        const QContactFilter &filter)
+{
+    if (filter.type() == QContactFilter::LocalIdFilter) {
+        QContactLocalIdFilter filt = filter;
+        if (!filt.ids().isEmpty()) {
+            variable.property<nco::contactUID>().isMemberOf(filt.ids());
+        } else {
+            qWarning() << Q_FUNC_INFO << "QContactLocalIdFilter idlist is empty";
+            return QContactManager::BadArgumentError;
+        }
+    } else if (filter.type() == QContactFilter::ContactDetailFilter) {
+        // this one is tricky as we need to match in contacts or in affiliations
+
+        QContactDetailFilter filt = filter;
+        if ( QContactPhoneNumber::DefinitionName == filt.detailDefinitionName()
+             && QContactPhoneNumber::FieldNumber == filt.detailFieldName()) {
+            matchPhoneNumber(variable, filt);
+        }
+        else if(QContactOnlineAccount::DefinitionName == filt.detailDefinitionName())
+        {
+            matchOnlineAccount(variable, filt);
+        }
+        else if (QContactName::DefinitionName == filt.detailDefinitionName()) {
+            matchName(variable, filt);
+        }
+        else if (filt.matchFlags() == Qt::MatchExactly) {
+            if (QContactEmailAddress::DefinitionName == filt.detailDefinitionName()
+                       && QContactEmailAddress::FieldEmailAddress == filt.detailFieldName()) {
+                RDFVariable rdfEmailAddress;
+                rdfEmailAddress = variable.property<nco::hasEmailAddress>();
+                rdfEmailAddress.property<nco::emailAddress>() = LiteralValue(filt.value().toString());
+            } else {
+                qWarning() << __PRETTY_FUNCTION__ << "QContactTrackerEngine: Unsupported QContactFilter::ContactDetail"
+                    << filt.detailDefinitionName();
+                return QContactManager::NotSupportedError;
+            }
+        }
+    }
+    else if (filter.type() == QContactFilter::ContactDetailRangeFilter)
+    {
+        return applyDetailRangeFilterToContact(variable, filter);
+    }
+    else if (filter.type() == QContactFilter::ChangeLogFilter) {
+        const QContactChangeLogFilter& clFilter = static_cast<const QContactChangeLogFilter&>(filter);
+        // do not return facebook and telepathy contacts here
+        // it is a temp implementation for the what to offer to synchronization constraint
+        variable.property<nao::hasTag>().property<nao::prefLabel>() = LiteralValue("addressbook");
+
+        if (clFilter.eventType() == QContactChangeLogFilter::EventRemoved) { // Removed since
+            qWarning() << "QContactTrackerEngine: Unsupported QContactChangeLogFilter::Removed (contacts removed since)";
+            return QContactManager::NotSupportedError;
+        } else if (clFilter.eventType() == QContactChangeLogFilter::EventAdded) { // Added since
+            variable.property<nie::contentCreated>() >= LiteralValue(clFilter.since().toString(Qt::ISODate));
+        } else if (clFilter.eventType() == QContactChangeLogFilter::EventChanged) { // Changed since
+            variable.property<nie::contentLastModified>() >= LiteralValue(clFilter.since().toString(Qt::ISODate));
+        }
+    } else if (filter.type() == QContactFilter::UnionFilter) {
+        const QContactUnionFilter unionFilter(filter);
+        foreach (QContactFilter f, unionFilter.filters()) {
+            QContactManager::Error error = applyFilterToContact(variable, f);
+            if (QContactManager::NoError != error)
+                return error;
+        }
+    }
+    else if(filter.type() == QContactFilter::InvalidFilter || filter.type() == QContactFilter::DefaultFilter)
+        return QContactManager::NoError;
+    else
+        return QContactManager::NotSupportedError;
+    return QContactManager::NoError;
+}
+
+//!\sa applyFilterToContact
+QContactManager::Error QTrackerContactFetchRequest::applyDetailRangeFilterToContact(RDFVariable &variable, const QContactFilter &filter)
+{
+    Q_ASSERT(filter.type() == QContactFilter::ContactDetailRangeFilter);
+    if (filter.type() == QContactFilter::ContactDetailRangeFilter) {
+        QContactDetailRangeFilter filt = filter;
+        // birthday range
+        if (QContactBirthday::DefinitionName == filt.detailDefinitionName()
+                && QContactBirthday::FieldBirthday == filt.detailFieldName())
+        {
+            RDFVariable time = variable.property<nco::birthDate>();
+            if (filt.rangeFlags() & QContactDetailRangeFilter::IncludeUpper)
+                time <= LiteralValue(filt.maxValue().toDateTime().toString(Qt::ISODate));
+            else
+                time < LiteralValue(filt.maxValue().toDateTime().toString(Qt::ISODate));
+            if (filt.rangeFlags() & QContactDetailRangeFilter::ExcludeLower)
+                time > LiteralValue(filt.minValue().toDateTime().toString(Qt::ISODate));
+            else
+                time >= LiteralValue(filt.minValue().toDateTime().toString(Qt::ISODate));
+            return QContactManager::NoError;
+        }
+    }
+    qWarning() << __PRETTY_FUNCTION__ << "Unsupported detail range filter";
+    return QContactManager::NotSupportedError;
+}
+
+
+/*
+ * To understand why all the following methods have for affiliation param, check nco ontology:
+ * every contact has all these properties and also linked to affiliations (also contacts - nco:Role)
+ * that again have the same properties. So it was needed to make the same query 2-ce - once for contact
+ * and once for affiliations
+ */
+RDFSelect preparePhoneNumbersQuery(RDFVariable &rdfcontact1, bool forAffiliations)
+{
+    RDFVariable phone;
+    if (!forAffiliations)
+        phone = rdfcontact1.property<nco::hasPhoneNumber>();
+    else
+        phone = rdfcontact1.property<nco::hasAffiliation>().property<nco::hasPhoneNumber>();
+    RDFVariable type = phone.type();
+    type.property<rdfs::subClassOf>().notEqual(nco::ContactMedium::iri()); // sparql cannot handle exact type but returns all super types as junk rows
+    type.property<rdfs::subClassOf>().notEqual(rdfs::Resource::iri()); // sparql cannot handle exact type but returns all super types as junk rows
+    // therefore we eliminate those rows that are not of interest
+    // columns
+    RDFSelect queryidsnumbers;
+    queryidsnumbers.addColumn("contactId", rdfcontact1.property<nco::contactUID> ());
+    queryidsnumbers.addColumn("phoneno", phone.property<nco::phoneNumber> ());
+    queryidsnumbers.addColumn("type", type);
+    queryidsnumbers.distinct();
+    return queryidsnumbers;
+}
+
+RDFSelect prepareEmailAddressesQuery(RDFVariable &rdfcontact1, bool forAffiliations)
+{
+    RDFVariable email;
+    if (!forAffiliations)
+        email = rdfcontact1.property<nco::hasEmailAddress>();
+    else
+        email = rdfcontact1.property<nco::hasAffiliation>().property<nco::hasEmailAddress>();
+    const RDFVariable& type = email.type();
+    type.property<rdfs::subClassOf>().notEqual(nco::Resource::iri()); // sparql cannot handle exact type but returns all super types as junk rows
+    // therefore we eliminate those rows that are not of interest
+    // columns
+    RDFSelect queryidsnumbers;
+    queryidsnumbers.addColumn("contactId", rdfcontact1.property<nco::contactUID> ());
+    queryidsnumbers.addColumn("emailaddress", email.property<nco::emailAddress> ());
+    rdfcontact1.property<nco::hasEmailAddress> ().isOfType( nco::EmailAddress::iri(), true);
+    queryidsnumbers.addColumn("type", type);
+    queryidsnumbers.distinct();
+    return queryidsnumbers;
+}
+
+RDFSelect prepareIMContactsQuery(RDFVariable  &imcontact )
+{
+    // columns
+    RDFSelect queryidsimacccounts;
+    imcontact = queryidsimacccounts.newColumn<nco::IMContact>("contact");
+    queryidsimacccounts.groupBy(imcontact);
+    queryidsimacccounts.addColumn("contactId", imcontact.property<nco::contactUID> ());
+
+    queryidsimacccounts.addColumn("IMId", imcontact.property<nco::imContactId> ());
+    queryidsimacccounts.addColumn("status", imcontact.optional().property<nco::imContactPresence> ());
+    queryidsimacccounts.addColumn("message", imcontact.optional().property<nco::imContactStatusMessage> ());
+    queryidsimacccounts.addColumn("nick", imcontact.optional().property<nco::imContactNickname> ());
+    queryidsimacccounts.addColumn("type", imcontact.optional().property<nco::fromIMAccount> ());
+    queryidsimacccounts.addColumn("capabilities",
+                imcontact.optional().property<nco::imContactCapability>().filter("GROUP_CONCAT", LiteralValue(",")));
+    queryidsimacccounts.addColumn("metacontact", imcontact.optional().property<nco::metacontact> ());
+    queryidsimacccounts.addColumn("serviceprovider", imcontact.optional().property<nco::fromIMAccount>().property<nco::imDisplayName>());
+
+    return queryidsimacccounts;
+
+}
+
+RDFSelect prepareIMAccountsQuery(RDFVariable &rdfPersonContact)
+{
+    RDFVariable imAccount;
+    imAccount = rdfPersonContact.property<nco::hasIMAccount> ();
+    RDFSelect queryidsimaccounts;
+
+    queryidsimaccounts.addColumn("protocol", imAccount.property<nco::imID> ());
+    queryidsimaccounts.addColumn("presence",imAccount.optional().property<nco::imPresence> ());
+    queryidsimaccounts.addColumn("message", imAccount.optional().property<nco::imStatusMessage> ());
+    queryidsimaccounts.addColumn("nick", imAccount.optional().property<nco::imNickname> ());
+    queryidsimaccounts.addColumn("displayname", imAccount.optional().property<nco::imDisplayName> ());
+
+    return queryidsimaccounts;
+}
+
+
+QTrackerContactAsyncRequest::QTrackerContactAsyncRequest(QContactAbstractRequest* request)
+: req(request)
+{
+}
+
+const QString rdfPhoneType2QContactSubtype(const QString rdfPhoneType)
+{
+    if( rdfPhoneType.endsWith("VoicePhoneNumber") )
+        return QContactPhoneNumber::SubTypeVoice;
+    else if ( rdfPhoneType.endsWith("CarPhoneNumber") )
+        return QContactPhoneNumber::SubTypeCar;
+    else if ( rdfPhoneType.endsWith("CellPhoneNumber") )
+        return QContactPhoneNumber::SubTypeMobile;
+    else if ( rdfPhoneType.endsWith("BbsPhoneNumber") )
+        return QContactPhoneNumber::SubTypeBulletinBoardSystem;
+    else if ( rdfPhoneType.endsWith("FaxNumber") )
+        return QContactPhoneNumber::SubTypeFacsimile;
+    else if ( rdfPhoneType.endsWith("ModemNumber") )
+        return QContactPhoneNumber::SubTypeModem;
+    else if ( rdfPhoneType.endsWith("PagerNumber") )
+        return QContactPhoneNumber::SubTypePager;
+    else if ( rdfPhoneType.endsWith("MessagingNumber") )
+        return QContactPhoneNumber::SubTypeMessagingCapable;
+    else
+        qWarning() << Q_FUNC_INFO << "Not handled phone number type:" << rdfPhoneType;
+    return "";
+}
+
+QTrackerContactAsyncRequest::~QTrackerContactAsyncRequest()
+{
+
+}
+
+/*!
+ * The method was initially created to add default fields in case client did not supply
+ * fields constraint - in that case the constraint is that default contact fields (ones
+ * being edited in contact card and synchronized) are queried.
+ */
+void QTrackerContactFetchRequest::validateRequest()
+{
+    Q_ASSERT(req);
+    Q_ASSERT(req->type() == QContactAbstractRequest::ContactFetchRequest);
+    QContactFetchRequest* r = qobject_cast<QContactFetchRequest*> (req);
+    if (r && r->definitionRestrictions().isEmpty()) {
+        QStringList fields;
+        fields << QContactAvatar::DefinitionName
+            << QContactBirthday::DefinitionName
+            << QContactAddress::DefinitionName
+            << QContactEmailAddress::DefinitionName
+            << QContactGender::DefinitionName
+            << QContactAnniversary::DefinitionName
+            << QContactName::DefinitionName
+            << QContactOnlineAccount::DefinitionName
+            << QContactOrganization::DefinitionName
+            << QContactPhoneNumber::DefinitionName
+            << QContactUrl::DefinitionName;
+        r->setDefinitionRestrictions(fields);
+    }
+}
+
+QTrackerContactFetchRequest::QTrackerContactFetchRequest(QContactAbstractRequest* request,
+                                                         QContactManagerEngine* parent) :
+    QObject(parent),QTrackerContactAsyncRequest(request),
+    queryPhoneNumbersNodesPending(0),
+    queryEmailAddressNodesPending(0)
+{
+    Q_ASSERT(parent);
+    Q_ASSERT(request);
+    QContactManagerEngine::updateRequestState(req, QContactAbstractRequest::ActiveState);
+
+    QTimer::singleShot(0, this, SLOT(run()));
+}
+
+void QTrackerContactFetchRequest::run()
+{
+    validateRequest();
+    QContactFetchRequest* r = qobject_cast<QContactFetchRequest*> (req);
+
+    RDFVariable RDFContact = RDFVariable::fromType<nco::PersonContact>();
+    QContactManager::Error error = applyFilterToContact(RDFContact, r->filter());
+    if (error != QContactManager::NoError)
+    {
+        emitFinished(error);
+        return;
+    }
+    if (r->definitionRestrictions().contains(QContactPhoneNumber::DefinitionName)) {
+        queryPhoneNumbersNodes.clear();
+        queryPhoneNumbersNodesPending = 2;
+        for(int forAffiliations = 0; forAffiliations <= 1; forAffiliations++) {
+            // prepare query to get all phone numbers
+            RDFVariable rdfcontact1 = RDFVariable::fromType<nco::PersonContact>();
+            applyFilterToContact(rdfcontact1, r->filter());
+            // criteria - only those with phone numbers
+            RDFSelect queryidsnumbers = preparePhoneNumbersQuery(rdfcontact1, forAffiliations);
+            queryPhoneNumbersNodes << ::tracker()->modelQuery(queryidsnumbers);
+            // need to store LiveNodes in order to receive notification from model
+            QObject::connect(queryPhoneNumbersNodes[forAffiliations].model(),
+                             SIGNAL(modelUpdated()), this, SLOT(phoneNumbersReady()));
+        }
+    }
+
+    if (r->definitionRestrictions().contains(QContactEmailAddress::DefinitionName)) {
+        queryEmailAddressNodes.clear();
+        queryEmailAddressNodesPending = 2;
+        for(int forAffiliations = 0; forAffiliations <= 1; forAffiliations++) {
+            // prepare query to get all email addresses
+            RDFVariable rdfcontact1 = RDFVariable::fromType<nco::PersonContact>();
+            applyFilterToContact(rdfcontact1, r->filter());
+            // criteria - only those with email addresses
+            RDFSelect queryidsnumbers = prepareEmailAddressesQuery(rdfcontact1,forAffiliations);
+            queryEmailAddressNodes << ::tracker()->modelQuery(queryidsnumbers);
+            // need to store LiveNodes in order to receive notification from model
+            QObject::connect(queryEmailAddressNodes[forAffiliations].model(),
+                             SIGNAL(modelUpdated()), this, SLOT(emailAddressesReady()));
+        }
+    }
+
+    if ( r->definitionRestrictions().contains( QContactOnlineAccount::DefinitionName) ) {
+        queryIMAccountNodesPending = 1;
+
+        RDFSelect queryidsimaccounts;
+        RDFVariable rdfIMContact;
+        rdfIMContact = rdfIMContact.fromType<nco::IMContact> ();
+
+        if(isMeContact(r->filter())) {
+            RDFVariable rdfPersonContact;
+            rdfPersonContact = rdfPersonContact.fromType<nco::PersonContact> ();
+            // Prepare a query to get all IMAccounts from all  accounts.
+            // nco:PersonContact -- nco:hasIMAccount -- nco:IMAccount
+            queryidsimaccounts = prepareIMAccountsQuery(rdfPersonContact);
+        } else {
+            // Prepare a query to get all IMContacts from all accounts.
+            queryidsimaccounts = prepareIMContactsQuery(rdfIMContact);
+        }
+
+        if( r->filter().type() != QContactFilter::DefaultFilter )
+        {
+            // need to get all IMContacts with the same contact id (1) and all IMContacts
+            // that have the same metacontact (2)
+
+            // (1)rdfcontact1 represent the contacts that fits to the filter
+            RDFVariable rdfcontact1;
+            applyFilterToContact(rdfcontact1, r->filter());
+
+            // (2) select all contacts that have the same metacontact as some contact corresponding to given filter
+            // and if metacontact exist.
+            RDFVariable rdfcontact3;
+            rdfcontact3.property<nco::metacontact> () = rdfcontact1.optional().property<nco::metacontact> ();
+
+            // aggregated criteria - only those with im contacts that match rdfcontact1 (same id) or rdfcontact3 (same metacontact)
+            rdfIMContact.isMemberOf(RDFVariableList()<<rdfcontact1<<rdfcontact3);
+        }
+
+        queryIMAccountNodes = ::tracker()->modelQuery(queryidsimaccounts);
+        QObject::connect(queryIMAccountNodes.model(),
+                SIGNAL(modelUpdated()), SLOT(iMAcountsReady()));
+    }
+
+    QList<QContactLocalId> ids;
+    RDFVariable RDFContact1 = RDFVariable::fromType<nco::PersonContact>();
+    applyFilterToContact(RDFContact1, r->filter());
+    RDFSelect quer;
+    RDFVariable prefix = RDFContact1.optional().property<nco::nameHonorificPrefix> ();
+    RDFVariable lastname = RDFContact1.optional().property<nco::nameFamily> ();
+    RDFVariable middlename = RDFContact1.optional().property<nco::nameAdditional> ();
+    RDFVariable firstname = RDFContact1.optional().property<nco::nameGiven> ();
+    RDFVariable nickname = RDFContact1.optional().property<nco::nickname> ();
+    quer.addColumn("contactId", RDFContact1.property<nco::contactUID> ());
+    quer.addColumn("metacontact",RDFContact1.optional().property<nco::metacontact> ());
+    quer.addColumn("prefix", prefix);
+    quer.addColumn("firstname", firstname);
+    quer.addColumn("middlename", middlename);
+    quer.addColumn("secondname", lastname);
+    quer.addColumn("photo", RDFContact1.optional().property<nco::photo> ());
+    quer.addColumn("nickname", nickname);
+
+    // for now adding columns to main query. later separate queries
+    if (r->definitionRestrictions().contains(QContactAddress::DefinitionName)) {
+        RDFVariable address = RDFContact.optional().property< nco::hasPostalAddress> ();
+        quer.addColumn("street",address.optional().property<nco::streetAddress> ());
+        quer.addColumn("city", address.optional().property<nco::locality> ());
+        quer.addColumn("country", address.optional().property<nco::country> ());
+        quer.addColumn("pcode", address.optional().property<nco::postalcode> ());
+        quer.addColumn("reg", address.optional().property<nco::region> ());
+    }
+    if (r->definitionRestrictions().contains(QContactUrl::DefinitionName)) {
+        quer.addColumn("homepage", RDFContact.optional().property<nco::websiteUrl> ());
+        quer.addColumn("url", RDFContact.optional().property<nco::url> ());
+        quer.addColumn("work_homepage", RDFContact.optional().property<nco::hasAffiliation> ().property<nco::websiteUrl> ());
+        quer.addColumn("work_url", RDFContact.optional().property<nco::hasAffiliation> ().property<nco::url> ());
+    }
+    if (r->definitionRestrictions().contains(QContactBirthday::DefinitionName)) {
+        quer.addColumn("birth",RDFContact.optional().property<nco::birthDate> ());
+    }
+    if (r->definitionRestrictions().contains(QContactGender::DefinitionName)) {
+        quer.addColumn("gender", RDFContact.optional().property<nco::gender> ());
+    }
+    if (r->definitionRestrictions().contains(QContactOrganization::DefinitionName)) {
+        RDFVariable rdforg = RDFContact.optional().property<nco::hasAffiliation> ().optional().property<nco::org> ();
+        quer.addColumn("org", rdforg.optional().property<nco::fullname> ());
+        quer.addColumn("logo", rdforg.optional().property<nco::logo> ());
+    }
+
+
+    // QContactAnniversary - no such thing in tracker
+    // QContactGeolocation - nco:hasLocation is not having class defined in nco yet. no properties. maybe rdfs:Resource:label
+
+    // supporting sorting only here, difficult and no requirements in UI for sorting in multivalue details (phones, emails)
+    foreach(QContactSortOrder sort, r->sorting()) {
+        if (sort.detailDefinitionName() == QContactName::DefinitionName) {
+            if (sort.detailFieldName() == QContactName::FieldFirst)
+                quer.orderBy(firstname);
+            else if (sort.detailFieldName() == QContactName::FieldLast)
+                quer.orderBy(lastname);
+            else
+                qWarning() << "QTrackerContactFetchRequest" << "sorting by"
+                    << sort.detailDefinitionName()
+                    << sort.detailFieldName() << "is not yet supported";
+        } else {
+            qWarning() << "QTrackerContactFetchRequest" << "sorting by"
+                << sort.detailDefinitionName()
+                << "is not yet supported";
+        }
+    }
+    query = ::tracker()->modelQuery(quer);
+    // need to store LiveNodes in order to receive notification from model
+    QObject::connect(query.model(), SIGNAL(modelUpdated()), this, SLOT(contactsReady()));
+}
+
+bool detailExisting(const QString &definitionName, const QContact &contact, const QContactDetail &adetail)
+{
+    QList<QContactDetail> details = contact.details(definitionName);
+    foreach(const QContactDetail &detail, details) {
+        if (detail == adetail) {
+            return true;
+        }
+    }
+    return false;
+}
+
+void QTrackerContactFetchRequest::contactsReady()
+{
+    // 1) process IMContacts: queryIMAccountNodes
+    // 2) process contacts: query and during it handle metacontacts
+    // 3) process phonenumbers: queryPhoneNumbersNodes
+    // 4) process emails: queryPhoneNumbersNodes
+    // 5) update display label details
+
+    QContactFetchRequest* request = qobject_cast<QContactFetchRequest*> (req);
+    Q_ASSERT( request ); // signal is supposed to be used only for contact fetch
+    // fastest way to get this working. refactor
+    if (!request) {
+        QContactManagerEngine::updateRequestState(req, QContactAbstractRequest::FinishedState);
+        return;
+    }
+
+   /*
+    * 1) process IMContacts: queryIMAccountNodes
+    * Processing IMContacts need to be called before processing PersonContacts - \sa result is filled with IMContacts first,
+    * then metacontacts are processed while processing addressbook contacts. This is because QContactOnlineAccount details
+    * need to be constructed before linking contacts with same metacontact.
+    */
+    if (request->definitionRestrictions().contains(QContactOnlineAccount::DefinitionName)) {
+        processQueryIMContacts(queryIMAccountNodes);
+    }
+
+    // 2) process contacts: query and during it handle metacontacts
+    for(int i = 0; i < query->rowCount(); i++) {
+        QContact contact; // one we will be filling with this row
+
+        bool ok;
+        QContactLocalId contactid = query->index(i, 0).data().toUInt(&ok);
+        if (!ok) {
+            qWarning()<< Q_FUNC_INFO <<"Invalid contact ID: "<< query->index(i, 0).data().toString();
+            continue;
+        }
+        QContactId id; id.setLocalId(contactid);
+
+        QContactManagerEngine *engine = qobject_cast<QContactManagerEngine *>(parent());
+        Q_ASSERT(engine);
+        if(engine)
+            id.setManagerUri(engine->managerUri());
+
+        contact.setId(id);
+        QString metacontact = query->index(i, 1).data().toString();
+
+        // using redundancy to get less queries to tracker - it is possible
+        // that rows are repeating: information for one contact is in several rows
+        // that's why we update existing contact and append details to it if they
+        // are not already in QContact
+        QHash<quint32, int>::const_iterator it = id2ContactLookup.find(contactid);
+        //
+        int index = result.size(); // where to place new contact
+        if (id2ContactLookup.end() != it) {
+            if (it.value() < result.size() && it.value() >= 0) {
+                index = it.value();
+                contact = result[index];
+            }
+            Q_ASSERT(query->index(i, 0).data().toUInt() == contact.localId());
+        }
+
+        readFromQueryRowToContact(contact ,i);
+        addContactToResultSet(contact, metacontact);
+    }
+
+    // 3) process phonenumbers: queryPhoneNumbersNodes
+    if (request->definitionRestrictions().contains(QContactPhoneNumber::DefinitionName)) {
+        Q_ASSERT(queryPhoneNumbersNodes.size() == 2);
+        for( int cnt = 0; cnt < queryPhoneNumbersNodes.size(); cnt++) {
+            processQueryPhoneNumbers(queryPhoneNumbersNodes[cnt], cnt);
+        }
+    }
+
+    // 4) process emails: queryPhoneNumbersNodes
+    if (request->definitionRestrictions().contains(QContactEmailAddress::DefinitionName)) {
+        qDebug() << "processQueryEmailAddresses";
+        Q_ASSERT(queryEmailAddressNodes.size() == 2);
+        for (int cnt = 0; cnt < queryEmailAddressNodes.size(); cnt++) {
+            processQueryEmailAddresses(queryEmailAddressNodes[cnt], cnt);
+        }
+    }
+
+    // 5) update display labels
+    QContactManagerEngine *engine = dynamic_cast<QContactManagerEngine*>(parent());
+    Q_ASSERT(engine);
+    for(int i = 0; i < result.count(); i++)
+    {
+        QContact &cont(result[i]);
+        QContactDisplayLabel dl = cont.detail(QContactDisplayLabel::DefinitionName);
+        if (dl.label().isEmpty()) {
+            QContactManager::Error synthError;
+            result[i] = engine->setContactDisplayLabel(engine->synthesizedDisplayLabel(cont, synthError), cont);
+        }
+    }
+    emitFinished();
+}
+
+void QTrackerContactFetchRequest::emitFinished(QContactManager::Error error)
+{
+    QContactFetchRequest *fetchRequest = qobject_cast<QContactFetchRequest *>(req);
+    Q_ASSERT(fetchRequest);
+    if(fetchRequest) {
+        QContactManagerEngine::updateRequestState(fetchRequest, QContactAbstractRequest::FinishedState);
+        QContactManagerEngine::updateContactFetchRequest(fetchRequest, result, error);
+    }
+}
+
+/*!
+ *  Appending contact to \sa result, id2ContactLookup,  of the request - during the operation it is resolved if to
+ *  link (merge) contact with existing one in result, to add it as new or to replace existing in result.
+ */
+void QTrackerContactFetchRequest::addContactToResultSet(QContact &contact, const QString &metacontact)
+{
+    QHash<quint32, int>::const_iterator it = id2ContactLookup.find(contact.localId());
+    int index = -1; // where to place new contact, -1 - not defined
+    if (id2ContactLookup.end() != it) {
+        if (it.value() < result.size() && it.value() >= 0)
+            index = it.value();
+    }
+    QContact *contact_ = &contact;
+    if( -1 == index && !metacontact.isEmpty() ) {
+        if( metacontactLookup.contains(metacontact) )
+        {
+           // we'll link them and update contact on existing position
+           index = metacontactLookup[metacontact];
+           contact_ = &(linkContactsWithSameMetaContact(contact, result[index]));
+
+        }
+    }
+
+    if ( -1 == index ) {
+        result.append(*contact_);
+        id2ContactLookup[contact_->localId()] = result.size()-1;
+        if( !metacontact.isEmpty())
+        {
+            metacontactLookup[metacontact] = result.size()-1;
+        }
+    } else {
+        result[index] = *contact_;
+        id2ContactLookup[contact_->localId()] = index;
+    }
+}
+
+/*!
+ * brief Processes one query record-row during read from tracker to QContact.
+ * Order or columns in query is fixed to order defined in \sa run()
+ */
+void QTrackerContactFetchRequest::readFromQueryRowToContact(QContact &contact, int i)
+{
+    int column = 2; // 0 - for QContactLocalId, 1 for metacontact
+    QContactName name = contact.detail(QContactName::DefinitionName);
+    name.setPrefix(query->index(i, column++).data().toString());
+    name.setFirstName(query->index(i, column++).data().toString());
+    name.setMiddleName(query->index(i, column++).data().toString());
+    name.setLastName(query->index(i, column++).data().toString());
+    contact.saveDetail(&name);
+
+    QContactAvatar avatar = contact.detail(QContactAvatar::DefinitionName);
+    avatar.setAvatar(query->index(i, column++).data().toString());
+    if (!avatar.avatar().isEmpty()) {
+        contact.saveDetail(&avatar);
+    }
+    QContactNickname nick = contact.detail(QContactNickname::DefinitionName);
+    nick.setNickname(query->index(i, column++).data().toString());
+    contact.saveDetail(&nick);
+
+    QContactFetchRequest* request = qobject_cast<QContactFetchRequest*> (req);
+    Q_ASSERT( request ); // this is handled already in caller
+    if( !request )
+        return;
+    // TODO extract generic from bellow ... mapping field names
+    if (request->definitionRestrictions().contains(QContactAddress::DefinitionName)) {
+        QString street = query->index(i, column++).data().toString();
+        QString loc = query->index(i, column++).data().toString();
+        QString country = query->index(i, column++).data().toString();
+        QString pcode = query->index(i, column++).data().toString();
+        QString region = query->index(i, column++).data().toString();
+        if (!(country.isEmpty() && pcode.isEmpty() && region.isEmpty()
+              && street.isEmpty() && loc.isEmpty())) {
+            // for multivalue fields is a bit tricky - try to find existing an
+            QContactAddress a;
+            a.setStreet(street);
+            a.setLocality(loc);
+            a.setCountry(country);
+            a.setPostcode(pcode);
+            a.setRegion(region);
+            if (!detailExisting(QContactAddress::DefinitionName, contact, a)) {
+                contact.saveDetail(&a);
+            }
+        }
+    }
+    if (request->definitionRestrictions().contains(QContactUrl::DefinitionName)) {
+        // check query preparation (at the moment in constructor TODO refactor)
+        // home website
+        // if it is websiteUrl then interpret as homepage, if it is nco:url then fovourite url
+        QContactUrl url;
+        url.setSubType(QContactUrl::SubTypeHomePage);
+        url.setContexts(QContactUrl::ContextHome);
+        url.setUrl(query->index(i, column++).data().toString());
+        if (url.url().isEmpty()) {
+            // website url is at the same time url, so we handle duplication here
+            // if only url then set it as favourite
+            url.setUrl(query->index(i, column++).data().toString());
+            url.setSubType(QContactUrl::SubTypeFavourite);
+        }
+
+        if (!url.url().isEmpty() && !detailExisting(QContactUrl::DefinitionName, contact, url)) {
+            contact.saveDetail(&url);
+        }
+        // office website
+        QContactUrl workurl;
+        workurl.setContexts(QContactUrl::ContextWork);
+        workurl.setSubType(QContactUrl::SubTypeHomePage);
+        workurl.setUrl(query->index(i, column++).data().toString());
+        if (workurl.url().isEmpty()) {
+            workurl.setUrl(query->index(i, column++).data().toString());
+            workurl.setSubType(QContactUrl::SubTypeFavourite);
+        }
+        if (!workurl.url().isEmpty() && !detailExisting(QContactUrl::DefinitionName, contact, workurl)) {
+            contact.saveDetail(&workurl);
+        }
+    }
+    if (request->definitionRestrictions().contains(QContactBirthday::DefinitionName)) {
+        QVariant var = query->index(i, column++).data();
+        if (!var.toString().isEmpty() /* enable reading wrong && var.toDate().isValid()*/) {
+            QContactBirthday birth = contact.detail(QContactBirthday::DefinitionName);
+            birth.setDate(var.toDate());
+            contact.saveDetail(&birth);
+        }
+    }
+    if (request->definitionRestrictions().contains(QContactGender::DefinitionName)) {
+        QString var = query->index(i, column++).data().toString();
+        if (!var.isEmpty()) {
+            QContactGender g = contact.detail(QContactGender::DefinitionName);
+            g.setGender(var);
+            contact.saveDetail(&g);
+        }
+    }
+    if (request->definitionRestrictions().contains(QContactOrganization::DefinitionName)) {
+        QString org = query->index(i, column++).data().toString();
+        QString logo = query->index(i, column++).data().toString();
+        if (!( org.isEmpty() && logo.isEmpty())) {
+            QContactOrganization o;
+            o.setName(org);
+            o.setLogo(logo);
+            if (!detailExisting(QContactOrganization::DefinitionName, contact, o)) {
+                contact.saveDetail(&o);
+            }
+        }
+    }
+
+}
+
+/*!
+ * When 2 contacts have the same metacontact, decide which of these 2 contacts needs
+ * to be returned as addressbook contact - the other one is void from returned set
+ * Info about linking stored in returned contact - reference to either first or second
+ */
+QContact &QTrackerContactFetchRequest::linkContactsWithSameMetaContact(QContact &first, QContact &second)
+{
+    bool returnFirst = true;
+    // 1) resolve which one to return as metacontact(mastercontact) contact
+    // 2) insert link the one not returned
+    // now we only merge IMContacts to addressbook contacts - if that change, changing this too
+    // check if there is existence of previous merging information or online account info
+    QList<QContactDetail> details = first.details(QContactOnlineAccount::DefinitionName);
+
+    // 1) resolve which one is to be returned and which one linked from it
+    bool allreadyContainsLinkingInfo(false);
+    foreach (QContactDetail detail, details)
+    {
+        if( !detail.value(FieldQContactLocalId).isEmpty())
+        {
+            allreadyContainsLinkingInfo = true;
+            break;
+        }
+        else if( !detail.value(FieldAccountPath).isEmpty() || !detail.value(QContactOnlineAccount::FieldPresence).isEmpty() )
+        {
+            returnFirst = false;
+            break;
+        }
+    }
+    QContact *returned, *linked;
+    if( returnFirst )
+    {
+        returned = &first;
+        linked = &second;
+    }
+    else
+    {
+        returned = &second;
+        linked = &first;
+    }
+
+    // 2) now insert linking information to returned contact
+    details = linked->details(QContactOnlineAccount::DefinitionName);
+
+    foreach (QContactDetail detail, details)
+    {
+        detail.setValue(FieldQContactLocalId, linked->localId());
+        returned->saveDetail(&detail);
+    }
+    return *returned;
+}
+
+
+void QTrackerContactFetchRequest::phoneNumbersReady()
+{
+    queryPhoneNumbersNodesPending--;
+}
+
+void QTrackerContactFetchRequest::emailAddressesReady()
+{
+    queryEmailAddressNodesPending--;
+}
+
+void QTrackerContactFetchRequest::iMAcountsReady()
+{
+    queryIMAccountNodesPending--;
+    // now we know that the query is ready before get all contacts, check how it works with transactions
+}
+
+/*!
+ * An internal helper method for converting nco:PhoneNumber subtype to
+ * QContactPhoneNumber:: subtype attribute
+ */
+void QTrackerContactFetchRequest::processQueryPhoneNumbers(SopranoLive::LiveNodes queryPhoneNumbers,
+                                                           bool affiliationNumbers )
+{
+    Q_ASSERT_X( queryPhoneNumbersNodesPending==0, Q_FUNC_INFO, "Phonenumbers query was supposed to be ready and it is not." );
+    for (int i = 0; i < queryPhoneNumbers->rowCount(); i++) {
+        // ignore if next one is the same - asked iridian about making query to ignore supertypes
+        // TODO remove after his answer
+        if ( i-1 >= 0
+             && (queryPhoneNumbers->index(i, 0).data().toString()
+                 == queryPhoneNumbers->index(i-1, 0).data().toString())
+             && (queryPhoneNumbers->index(i, 1).data().toString()
+                 == queryPhoneNumbers->index(i-1, 1).data().toString())) {
+            // this is for ignoring duplicates. bad approach, asked iridian about
+            // how to eliminate super types in query results
+            continue;
+        }
+
+        QString subtype = rdfPhoneType2QContactSubtype(queryPhoneNumbers->index(i, 2).data().toString());
+        QContactLocalId contactid = queryPhoneNumbers->index(i, 0).data().toUInt();
+
+        QHash<quint32, int>::const_iterator it = id2ContactLookup.find(contactid);
+        if (it != id2ContactLookup.end() && it.key() == contactid && it.value() >= 0 && it.value() < result.size())
+        {
+            QContactPhoneNumber number;
+            if( affiliationNumbers )
+                number.setContexts(QContactPhoneNumber::ContextWork);
+            else
+                number.setContexts(QContactPhoneNumber::ContextHome);
+            number.setNumber(queryPhoneNumbers->index(i, 1).data().toString());
+            number.setSubTypes(subtype);
+            result[it.value()].saveDetail(&number);
+        }
+        else
+            Q_ASSERT(false);
+    }
+}
+
+void QTrackerContactFetchRequest::processQueryEmailAddresses( SopranoLive::LiveNodes queryEmailAddresses,
+                                                              bool affiliationEmails)
+{
+    Q_ASSERT_X(queryEmailAddressNodesPending == 0, Q_FUNC_INFO, "Email query was supposed to be ready and it is not." );
+    for (int i = 0; i < queryEmailAddresses->rowCount(); i++) {
+        // ignore if next one is the same - asked iridian about making query to ignore supertypes
+        // TODO remove after his answer
+        if ( i-1 >= 0
+             && (queryEmailAddresses->index(i, 0).data().toString()
+                 == queryEmailAddresses->index(i-1, 0).data().toString())
+             && (queryEmailAddresses->index(i, 1).data().toString()
+                 == queryEmailAddresses->index(i-1, 1).data().toString())) {
+            // this is for ignoring duplicates. bad approach, asked iridian
+            // about how to eliminate super types in query results
+            continue;
+        }
+
+        //QString subtype = rdfPhoneType2QContactSubtype(queryEmailAddresses->index(i, 2).data().toString());
+        QContactLocalId contactid = queryEmailAddresses->index(i, 0).data().toUInt();
+
+        QHash<quint32, int>::const_iterator it = id2ContactLookup.find(contactid);
+        if (it != id2ContactLookup.end() && it.key() == contactid && it.value() >= 0 && it.value() < result.size())
+        {
+            QContactEmailAddress email;
+            if (affiliationEmails)
+                email.setContexts(QContactEmailAddress::ContextWork);
+            else
+                email.setContexts(QContactEmailAddress::ContextHome);
+            email.setEmailAddress(queryEmailAddresses->index(i, 1).data().toString());
+            //email.setSubTypes(subtype);
+            result[it.value()].saveDetail(&email);
+        }
+        else
+            Q_ASSERT(false);
+    }
+}
+
+
+/*!
+ * \brief Processes one query record-row during read from tracker to QContactOnlineAccount.
+ * Order or columns in query is fixed to order defined in \sa prepareIMContactsQuery()
+ */
+QContactOnlineAccount QTrackerContactFetchRequest::getOnlineAccountFromIMQuery(LiveNodes imAccountQuery, int queryRow)
+{
+    QContactOnlineAccount account;
+    QContactFetchRequest* r = qobject_cast<QContactFetchRequest*> (req);
+    if(isMeContact(r->filter())) {
+        account = getIMAccountFromIMQuery(imAccountQuery, queryRow);
+    } else {
+        account = getIMContactFromIMQuery(imAccountQuery, queryRow);
+    }
+    return account;
+}
+
+/*!
+ * \brief processes IMQuery results. \sa prepareIMContactsQuery, contactsReady
+ * Note: in contactsReady(), this method is called before processing PersonContacts - \sa result is filled with IMContacts first,
+ * then metacontacts are processed while processing addressbook contacts - this is because QContactOnlineAccount details
+ * need to be constructed before linking contacts with same metacontact.
+ */
+void QTrackerContactFetchRequest::processQueryIMContacts(SopranoLive::LiveNodes queryIMContacts)
+{
+    Q_ASSERT_X(queryIMAccountNodesPending == 0, Q_FUNC_INFO, "IMAccount query was supposed to be ready and it is not." );
+    for (int i = 0; i < queryIMContacts->rowCount(); i++) {
+        QContactOnlineAccount account = getOnlineAccountFromIMQuery(queryIMContacts, i);
+        QContactLocalId contactid = queryIMContacts->index(i, IMContact::ContactId).data().toUInt();
+
+        QHash<quint32, int>::const_iterator it = id2ContactLookup.find(contactid);
+        if (it != id2ContactLookup.end() && it.key() == contactid && it.value() >= 0 && it.value() < result.size())
+        {
+            result[it.value()].saveDetail(&account);
+        }
+        else
+        {
+            QContact contact;
+            QContactId id; id.setLocalId(contactid);
+
+            QContactManagerEngine *engine = qobject_cast<QContactManagerEngine *>(parent());
+            Q_ASSERT(engine);
+            if(engine)
+                id.setManagerUri(engine->managerUri());
+
+            contact.setId(id);
+            contact.saveDetail(&account);
+            QString metacontact = queryIMContacts->index(i, IMContact::MetaContact).data().toString(); // \sa prepareIMContactsQuery()
+            addContactToResultSet(contact, metacontact);
+        }
+    }
+}
+
+bool  QTrackerContactFetchRequest::isMeContact(const QContactFilter &filter) {
+    if (filter.type() == QContactFilter::LocalIdFilter) {
+         QContactManagerEngine *engine = dynamic_cast<QContactManagerEngine*>(parent());
+         if(!engine) {
+             qWarning() << __PRETTY_FUNCTION__ << ": Could not get QContactManager. Cannot retrieve IMAccounts for me-contact.";
+             return false;
+         }
+
+        QContactManager::Error e;
+        QContactLocalId selfId = engine->selfContactId(e);
+        QContactLocalIdFilter filt = filter;
+        if (filt.ids().contains(selfId)) {
+            return true;
+        }
+    }
+    return false;
+}
+
+
+QContactOnlineAccount QTrackerContactFetchRequest::getIMAccountFromIMQuery(LiveNodes imAccountQuery, int queryRow) {
+    QContactOnlineAccount account;
+
+    // Custom value in QContactrOnlineAccount detail to store the account path to - to determine in My Profile to ignore the ring-account.
+    account.setValue("Account", imAccountQuery->index(queryRow, IMAccount::ContactIMId).data().toString()); // IMId
+    // the same is supposed to be in FieldAccountUri field
+    account.setValue(QContactOnlineAccount::FieldAccountUri, imAccountQuery->index(queryRow, IMAccount::ContactIMId).data().toString()); // IMId
+
+    account.setNickname(imAccountQuery->index(queryRow, IMAccount::ContactNickname).data().toString()); // nick
+
+    QString presence = imAccountQuery->index(queryRow, IMAccount::ContactPresence).data().toString(); // imPresence iri
+    presence = presence.right(presence.length() - presence.lastIndexOf("presence-status"));
+    account.setPresence(presenceConversion[presence]);
+    qDebug() << "Presence converted: " << account.presence() << "raw presence: " << presence;
+
+    account.setStatusMessage(imAccountQuery->index(queryRow, IMAccount::ContactMessage).data().toString()); // imStatusMessage
+
+    return account;
+}
+
+QContactOnlineAccount QTrackerContactFetchRequest::getIMContactFromIMQuery(LiveNodes imContactQuery, int queryRow) {
+    QContactOnlineAccount account;
+
+    account.setValue("Account", imContactQuery->index(queryRow, IMContact::ContactIMId).data().toString()); // IMId
+    if (!imContactQuery->index(queryRow, IMContact::AccountType).data().toString().isEmpty()) {
+        QString accountPathURI = imContactQuery->index(queryRow, IMContact::AccountType).data().toString();
+        QStringList decoded = accountPathURI.split(":");
+        // taking out the prefix "telepathy:"
+        qDebug() << __PRETTY_FUNCTION__ << decoded.value(1);
+        account.setValue(FieldAccountPath, decoded.value(1));
+    }
+    account.setNickname(imContactQuery->index(queryRow, IMContact::ContactNickname).data().toString()); // nick
+
+    QString cap = imContactQuery->index(queryRow, IMContact::Capabilities).data().toString();
+    cap = cap.right(cap.length() - cap.lastIndexOf("im-capability"));
+    account.setValue(QContactOnlineAccount::FieldCapabilities, cap);
+
+    QString presence = imContactQuery->index(queryRow, IMContact::ContactPresence).data().toString(); // imPresence iri
+    presence = presence.right(presence.length() - presence.lastIndexOf("presence-status"));
+    account.setPresence(presenceConversion[presence]);
+ 
+    account.setStatusMessage(imContactQuery->index(queryRow, IMContact::ContactMessage).data().toString()); // imStatusMessage
+    account.setServiceProvider(imContactQuery->index(queryRow, IMContact::ServiceProvider).data().toString()); // service name
+
+    return account;
+}