plugins/declarative/contacts/qmlcontactmodel.cpp
changeset 0 876b1a06bc25
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/declarative/contacts/qmlcontactmodel.cpp	Wed Aug 25 15:49:42 2010 +0300
@@ -0,0 +1,293 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <qcontactdetails.h>
+
+#include "qmlcontactmodel.h"
+#include "qcontactmanager.h"
+#include "qcontactdetailfilter.h"
+#include "qversitreader.h"
+#include "qversitwriter.h"
+#include "qversitcontactimporter.h"
+#include "qversitcontactexporter.h"
+#include <QColor>
+#include <QHash>
+#include <QDebug>
+#include <QPixmap>
+#include <QFile>
+
+
+QMLContactModel::QMLContactModel(QObject *parent) :
+    QAbstractListModel(parent),
+    m_manager(0)
+{
+    QHash<int, QByteArray> roleNames;
+    roleNames = QAbstractItemModel::roleNames();
+    roleNames.insert(InterestLabelRole, "interestLabel");
+    roleNames.insert(InterestRole, "interest");
+    roleNames.insert(ContactRole, "contact");
+    roleNames.insert(ContactIdRole, "contactId");
+    roleNames.insert(AvatarRole, "avatar");
+    roleNames.insert(PresenceAvailableRole, "presenceSupported");
+    roleNames.insert(PresenceTextRole, "presenceText");
+    roleNames.insert(PresenceStateRole, "presenceState");
+    roleNames.insert(PresenceMessageRole, "presenceMessage");
+    setRoleNames(roleNames);
+
+    m_fetchHint.setOptimizationHints(QContactFetchHint::NoActionPreferences | QContactFetchHint::NoRelationships);
+    m_fetchHint.setDetailDefinitionsHint(QStringList()
+                                         << QContactPhoneNumber::DefinitionName
+                                         << QContactEmailAddress::DefinitionName
+                                         << QContactThumbnail::DefinitionName
+                                         << QContactAvatar::DefinitionName
+                                         << QContactGlobalPresence::DefinitionName
+                                         << QContactDisplayLabel::DefinitionName
+                                         << QContactOnlineAccount::DefinitionName);
+    m_sortOrder.setDetailDefinitionName(QContactDisplayLabel::DefinitionName, QContactDisplayLabel::FieldLabel);
+    m_sortOrder.setCaseSensitivity(Qt::CaseSensitive);
+
+    connect(&m_contactsRequest, SIGNAL(resultsAvailable()), this, SLOT(resultsReceived()));
+    m_contactsRequest.setFetchHint(m_fetchHint);
+    m_contactsRequest.setSorting(m_sortOrder);
+
+    QContactDetailFilter d;
+    d.setDetailDefinitionName(QContactType::DefinitionName, QContactType::FieldType);
+    d.setValue(QContactType::TypeContact);
+
+    m_contactsRequest.setFilter(d);
+
+    setManager(QString());
+
+    connect(&m_reader, SIGNAL(stateChanged(QVersitReader::State)), this, SLOT(startImport(QVersitReader::State)));
+}
+
+QStringList QMLContactModel::availableManagers() const
+{
+    return QContactManager::availableManagers();
+}
+
+QString QMLContactModel::manager() const
+{
+    return m_manager->managerName();
+}
+QList<QObject*> QMLContactModel::details(int id) const
+{
+    if (m_contactMap.contains(id))
+        return m_contactMap.value(id)->details();
+    return QList<QObject*>();
+}
+void QMLContactModel::exposeContactsToQML()
+{
+    foreach (const QContact& c, m_contacts) {
+        if (!m_contactMap.contains(c.localId())) {
+            QMLContact* qc = new QMLContact(this);
+            qc->setContact(c);
+            m_contactMap.insert(c.localId(), qc);
+        } else {
+            m_contactMap.value(c.localId())->setContact(c);
+        }
+    }
+}
+
+
+void QMLContactModel::importContacts(const QString& vcard)
+{
+   qWarning() << "importing contacts from:" << vcard;
+   QFile*  file = new QFile(vcard);
+   bool ok = file->open(QIODevice::ReadOnly);
+   if (ok) {
+      m_reader.setDevice(file);
+      m_reader.startReading();
+   }
+}
+
+void QMLContactModel::exportContacts(const QString& vcard)
+{
+   QVersitContactExporter exporter;
+   exporter.exportContacts(m_contacts, QVersitDocument::VCard30Type);
+   QList<QVersitDocument> documents = exporter.documents();
+   QFile* file = new QFile(vcard);
+   bool ok = file->open(QIODevice::ReadWrite);
+   if (ok) {
+      m_writer.setDevice(file);
+      m_writer.startWriting(documents);
+   }
+}
+
+void QMLContactModel::contactsExported(QVersitWriter::State state)
+{
+    if (state == QVersitWriter::FinishedState || state == QVersitWriter::CanceledState) {
+         delete m_writer.device();
+         m_writer.setDevice(0);
+    }
+}
+
+int QMLContactModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return m_contacts.count();
+}
+
+void QMLContactModel::setManager(const QString& managerName)
+{
+    if (m_manager)
+        delete m_manager;
+
+    foreach (const QContactLocalId& id, m_contactMap.keys()) {
+        delete m_contactMap.value(id);
+    }
+    m_contactMap.clear();
+
+    m_manager = new QContactManager(managerName);
+
+    qWarning() << "Changed backend to: " << managerName;
+    m_contactsRequest.setManager(m_manager);
+    connect(m_manager, SIGNAL(dataChanged()), this, SLOT(fetchAgain()));
+    fetchAgain();
+    emit managerChanged();
+}
+
+void QMLContactModel::startImport(QVersitReader::State state)
+{
+    if (state == QVersitReader::FinishedState || state == QVersitReader::CanceledState) {
+        QVersitContactImporter importer;
+        importer.importDocuments(m_reader.results());
+        QList<QContact> contacts = importer.contacts();
+
+        delete m_reader.device();
+        m_reader.setDevice(0);
+
+        if (m_manager) {
+            if (m_manager->saveContacts(&contacts, 0))
+                qWarning() << "contacts imported.";
+                fetchAgain();
+        }
+    }
+}
+
+void QMLContactModel::resultsReceived()
+{
+    int oldCount = m_contacts.count();
+
+    int newCount = m_contactsRequest.contacts().count();
+    if (newCount > oldCount) {
+        // Assuming the order is the same
+        beginInsertRows(QModelIndex(), newCount - oldCount, newCount);
+        m_contacts = m_contactsRequest.contacts();
+        endInsertRows();
+    } else {
+        // Hmm, shouldn't happen
+        reset();
+        beginInsertRows(QModelIndex(), 0, m_contactsRequest.contacts().count());
+        m_contacts =  m_contactsRequest.contacts();
+        endInsertRows();
+    }
+
+    exposeContactsToQML();
+}
+
+void QMLContactModel::fetchAgain()
+{
+    m_contacts.clear();
+    reset();
+    m_contactsRequest.start();
+}
+
+QPair<QString, QString> QMLContactModel::interestingDetail(const QContact&c) const
+{
+    // Try a phone number, then email, then online account
+    // This does only check the first detail of each type
+    QContactDetail p = c.details<QContactPhoneNumber>().value(0);
+    if (!p.isEmpty())
+        return qMakePair(tr("Phone"), p.value(QContactPhoneNumber::FieldNumber));
+
+    p = c.details<QContactEmailAddress>().value(0);
+    if (!p.isEmpty())
+        return qMakePair(tr("Email"), p.value(QContactEmailAddress::FieldEmailAddress));
+
+    p = c.details<QContactOnlineAccount>().value(0);
+    if (!p.isEmpty())
+        return qMakePair(p.value(QContactOnlineAccount::FieldServiceProvider), p.value(QContactOnlineAccount::FieldAccountUri));
+
+    // Well, don't know.
+    return qMakePair(QString(), QString());
+}
+
+
+
+QVariant QMLContactModel::data(const QModelIndex &index, int role) const
+{
+    QContact c = m_contacts.value(index.row());
+    switch(role) {
+        case Qt::DisplayRole:
+            return c.displayLabel();
+        case InterestLabelRole:
+            return interestingDetail(c).first;
+        case InterestRole:
+            return interestingDetail(c).second;
+        case ContactRole:
+            if (m_contactMap.contains(c.localId())) {
+               return m_contactMap.value(c.localId())->contactMap();
+           }
+        case ContactIdRole:
+            return c.localId();
+        case AvatarRole:
+            //Just let the imager provider deal with it
+            //return QString("image://thumbnail/%1.%2").arg(manager()).arg(c.localId()); //imageprovider.h
+            return c.detail<QContactAvatar>().imageUrl();
+        case Qt::DecorationRole:
+            {
+                QContactThumbnail t = c.detail<QContactThumbnail>();
+                if (!t.thumbnail().isNull())
+                    return QPixmap::fromImage(t.thumbnail());
+            }
+            return QPixmap();
+        case PresenceAvailableRole:
+            return !c.detail<QContactGlobalPresence>().isEmpty();
+        case PresenceMessageRole:
+            return c.detail<QContactGlobalPresence>().customMessage();
+        case PresenceTextRole:
+            return c.detail<QContactGlobalPresence>().presenceStateText();
+        case PresenceStateRole:
+            return c.detail<QContactGlobalPresence>().presenceState();
+    }
+    return QVariant();
+}
+