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    41 

    42 #include "cntrelationshipgroup.h"

    43 #include <cntitem.h>

    44 

    45 #include <QDebug>

    46 

    47 /*!

    48  * Conatructor

    49  * 

    50  * \a contactDatabase CContactDatabase with established connection to the database

    51  * \a managerUri current contact manager uri

    52  */

    53 CntRelationshipGroup::CntRelationshipGroup(CContactDatabase *contactDatabase, const QString &managerUri) :

    54     CntAbstractRelationship(contactDatabase, managerUri, QContactRelationship::HasMember)

    55 {

    56 }

    57 

    58 /*!

    59  * Destructor

    60  */

    61 CntRelationshipGroup::~CntRelationshipGroup()

    62 {

    63 }

    64 

    65 /*!

    66  * Save a single relatonship

    67  * 

    68  * \a affectedContactIds will include the affected contact ids 

    69  * \a relationship to be saved

    70  * \a error t

    71  */

    72 bool CntRelationshipGroup::saveRelationshipL(QSet<QContactLocalId> *affectedContactIds, QContactRelationship* relationship, QContactManager::Error* error)

    73 {

    74     //get the ids of the relationship

    75     QScopedPointer<QContactId> groupId(new QContactId(relationship->first()));

    76     QScopedPointer<QContactId> contactId(new QContactId(relationship->second()));

    77     

    78     //cntmodel accepts contact id 0, which is considered an error in qt contacts

    79     database()->AddContactToGroupL(TContactItemId(contactId->localId()), TContactItemId(groupId->localId()));

    80     

    81     //add the group  and group member to the list of affected contacts

    82     //note if the value already exists in the QSet nothing happens

    83     affectedContactIds->insert(groupId->localId());

    84     affectedContactIds->insert(contactId->localId());

    85     

    86     *error = QContactManager::NoError;

    87     return true;

    88 }

    89 

    90 bool CntRelationshipGroup::removeRelationshipL(QSet<QContactLocalId> *affectedContactIds, const QContactRelationship& relationship, QContactManager::Error* error)

    91 {

    92     //get the ids of the relationship

    93     QScopedPointer<QContactId> groupId(new QContactId(relationship.first()));

    94     QScopedPointer<QContactId> contactId(new QContactId(relationship.second()));

    95 

    96     //read the contacts from the database

    97     CContactItem* groupContact = database()->ReadContactLC(groupId->localId());

    98     CContactItem* contact      = database()->ReadContactLC(contactId->localId());

    99     

   100     //Check if contact is part of the group

   101     isGroupMemberL(contact, groupContact->Id());

   102     

   103     //remove contact doesn't return an error if the group is not part of the group

   104     database()->RemoveContactFromGroupL(contact->Id(), groupContact->Id());

   105 

   106     //add the removed group member to the list of affected contacts

   107     affectedContactIds->insert(groupId->localId());

   108     affectedContactIds->insert(contactId->localId());

   109     

   110     CleanupStack::PopAndDestroy(contact);

   111     CleanupStack::PopAndDestroy(groupContact);

   112 

   113     *error = QContactManager::NoError;

   114     return true;

   115 }

   116 

   117 bool CntRelationshipGroup::validateRelationship(const QContactRelationship &relationship, QContactManager::Error* error)

   118 {

   119     // check that "second" is in this manager

   120     if (!relationship.second().managerUri().isEmpty() && relationship.second().managerUri() != managerUri()) {

   121         *error = QContactManager::InvalidRelationshipError;

   122         return false;

   123     }

   124 

   125     return true;

   126 }

   127 

   128 /*

   129  * Function will leave with KErrNotFound if contact is not part of the specific goup

   130  * 

   131  */

   132 void CntRelationshipGroup::isGroupMemberL(const CContactItem* contactItem, const TContactItemId groupId) const

   133 {

   134     if(contactItem &&

   135             (contactItem->Type() == KUidContactCard

   136             || contactItem->Type() == KUidContactOwnCard

   137             || contactItem->Type() == KUidContactGroup

   138             || contactItem->Type() == KUidContactICCEntry))

   139     {

   140         //cast the contact item to base class for groups and contacts

   141         const CContactItemPlusGroup *contact = static_cast<const CContactItemPlusGroup *>(contactItem);

   142         

   143         const CContactIdArray *idArray = contact->GroupsJoined();

   144         

   145         //array is null if contact is not part of any groups

   146         if(idArray)

   147         {

   148             //find the group from the array

   149             TInt arrayIndex = idArray->Find(groupId);

   150             

   151             //if it doesn't exist leave

   152             if(arrayIndex == KErrNotFound)

   153             {

   154                 User::Leave(KErrNotFound);

   155             }

   156         }

   157     }

   158     else

   159     {

   160         User::Leave(KErrNotFound);

   161     }

   162 }

   163 

   164 //retrieve all the groups that the contact is part of

   165 QList<QContactRelationship> CntRelationshipGroup::relationshipsL(const QContactId& participantId, QContactRelationship::Role role, QContactManager::Error* error)

   166 {

   167     QList<QContactRelationship> returnValue;

   168     

   169     if (participantId != QContactId())

   170     {

   171         //role is a group

   172         if(role == QContactRelationship::First || role == QContactRelationship::Either)

   173         {

   174             fetchGroupMembersL(participantId.localId(), &returnValue);

   175         }

   176     

   177         //role is member of a group

   178         if(role == QContactRelationship::Second || role == QContactRelationship::Either)

   179         {

   180             fetchMemberOfGroupsL(participantId.localId(), &returnValue);

   181         }

   182     }

   183     else

   184     {

   185         // If participantId is the default-constructed id, role is ignored and

   186         // all relationships of the given relationshipType are returned.

   187         fetchMembersOfAllGroupsL(&returnValue);

   188     }

   189     

   190     if (returnValue.isEmpty())

   191         *error = QContactManager::DoesNotExistError;

   192 

   193     return returnValue;

   194 }

   195 

   196 void CntRelationshipGroup::fetchGroupMembersL(const QContactLocalId& participantId, QList<QContactRelationship> *relationships)

   197 {

   198     //fetch the contact item from the database

   199     CContactItem *contactItem = database()->ReadContactLC(TContactItemId(participantId));

   200 

   201     //make sure it's a group

   202     if(contactItem && contactItem->Type() == KUidContactGroup)

   203     {

   204         //cast the contact to a group

   205         CContactGroup *groupContact = static_cast<CContactGroup*>( contactItem );

   206 

   207         //create the relationship

   208         QContactRelationship relationship;

   209         relationship.setRelationshipType(QContactRelationship::HasMember);

   210 

   211         //get the group contacts

   212         const CContactIdArray *idArray = groupContact->ItemsContained();

   213 

   214         QContactId groupId;

   215 

   216         //loop through all the contacts and add them to the list

   217         for(int i = 0; i < idArray->Count(); i++ )

   218         {

   219             //set participant id as first id

   220             QContactId first;

   221             first.setLocalId(participantId);

   222             first.setManagerUri(managerUri());

   223             relationship.setFirst(first);

   224 

   225             //set the manager uri

   226             groupId.setManagerUri(managerUri());

   227 

   228             groupId.setLocalId(idArray->operator[](i));

   229             relationship.setSecond(groupId);

   230 

   231             *relationships << relationship;

   232         }

   233     }

   234 

   235     CleanupStack::PopAndDestroy(contactItem);

   236 }

   237 

   238 

   239 void CntRelationshipGroup::fetchMemberOfGroupsL(const QContactLocalId& participantId, QList<QContactRelationship> *relationships)

   240 {

   241     CContactItem *contactItem = database()->ReadContactLC(TContactItemId(participantId));

   242 

   243     if(contactItem &&

   244             (contactItem->Type() == KUidContactCard

   245             || contactItem->Type() == KUidContactOwnCard

   246             || contactItem->Type() == KUidContactGroup

   247             || contactItem->Type() == KUidContactICCEntry))

   248     {

   249         //cast the contact item to base class for groups and contacts

   250         CContactItemPlusGroup *contact = static_cast<CContactItemPlusGroup *>(contactItem);

   251 

   252         //create the relationship

   253         QContactRelationship relationship;

   254         relationship.setRelationshipType(QContactRelationship::HasMember);

   255 

   256         const CContactIdArray *idArray = contact->GroupsJoined();

   257 

   258         if(idArray) {

   259             QContactId groupId;

   260 

   261             //loop through all the contacts and add them to the list

   262             for(int i = 0; i < idArray->Count(); i++ )

   263             {

   264                //set the manager uri

   265                groupId.setManagerUri(managerUri());

   266                groupId.setLocalId(idArray->operator[](i));

   267 

   268                //set the group as first

   269                relationship.setFirst(groupId);

   270 

   271                //set participant id as member of group

   272                QContactId second;

   273                second.setLocalId(participantId);

   274                second.setManagerUri(managerUri());

   275                relationship.setSecond(second);

   276 

   277                *relationships << relationship;

   278             }

   279         }

   280     }

   281 

   282     CleanupStack::PopAndDestroy(contactItem);

   283 }

   284 

   285 void CntRelationshipGroup::fetchMembersOfAllGroupsL(QList<QContactRelationship> *relationships)

   286 {

   287     CContactIdArray *groupIdList = database()->GetGroupIdListL();

   288     CleanupStack::PushL(groupIdList);

   289     

   290     int count = groupIdList->Count();

   291     for (int i=0; i<count; i++)

   292     {

   293         fetchGroupMembersL(QContactLocalId((*groupIdList)[i]), relationships);

   294     }

   295     

   296     CleanupStack::PopAndDestroy(groupIdList);

   297 }