File indexing completed on 2023-05-30 09:17:31

 /**
  * SPDX-FileCopyrightText: 2018 Aleix Pol Gonzalez <aleixpol@kde.org>
  * SPDX-FileCopyrightText: 2018 Simon Redman <simon@ergotech.com>
  *
  * SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
  */
 
 #include "conversationlistmodel.h"
 
 #include <QPainter>
 #include <QString>
 
 #include <KLocalizedString>
 
 #include "interfaces/conversationmessage.h"
 #include "interfaces/dbusinterfaces.h"
 #include "sms_conversations_list_debug.h"
 #include "smshelper.h"
 
 #define INVALID_THREAD_ID -1
 #define INVALID_DATE -1
 
 ConversationListModel::ConversationListModel(QObject *parent)
     : QStandardItemModel(parent)
     , m_conversationsInterface(nullptr)
 {
     // qCDebug(KDECONNECT_SMS_CONVERSATIONS_LIST_MODEL) << "Constructing" << this;
     auto roles = roleNames();
     roles.insert(FromMeRole, "fromMe");
     roles.insert(SenderRole, "sender");
     roles.insert(DateRole, "date");
     roles.insert(AddressesRole, "addresses");
     roles.insert(ConversationIdRole, "conversationId");
     roles.insert(MultitargetRole, "isMultitarget");
     roles.insert(AttachmentPreview, "attachmentPreview");
     setItemRoleNames(roles);
 
     ConversationMessage::registerDbusType();
 }
 
 ConversationListModel::~ConversationListModel()
 {
 }
 
 void ConversationListModel::setDeviceId(const QString &deviceId)
 {
     if (deviceId == m_deviceId) {
         return;
     }
 
     if (deviceId.isEmpty()) {
         return;
     }
 
     qCDebug(KDECONNECT_SMS_CONVERSATIONS_LIST_MODEL) << "setDeviceId" << deviceId << "of" << this;
 
     if (m_conversationsInterface) {
         disconnect(m_conversationsInterface, SIGNAL(conversationCreated(QDBusVariant)), this, SLOT(handleCreatedConversation(QDBusVariant)));
         disconnect(m_conversationsInterface, SIGNAL(conversationUpdated(QDBusVariant)), this, SLOT(handleConversationUpdated(QDBusVariant)));
         delete m_conversationsInterface;
         m_conversationsInterface = nullptr;
     }
 
     // This method still gets called *with a valid deviceID* when the device is not connected while the component is setting up
     // Detect that case and don't do anything.
     DeviceDbusInterface device(deviceId);
     if (!(device.isValid() && device.isReachable())) {
         return;
     }
 
     m_deviceId = deviceId;
     Q_EMIT deviceIdChanged();
 
     m_conversationsInterface = new DeviceConversationsDbusInterface(deviceId, this);
     connect(m_conversationsInterface, SIGNAL(conversationCreated(QDBusVariant)), this, SLOT(handleCreatedConversation(QDBusVariant)));
     connect(m_conversationsInterface, SIGNAL(conversationUpdated(QDBusVariant)), this, SLOT(handleConversationUpdated(QDBusVariant)));
 
     refresh();
 }
 
 void ConversationListModel::refresh()
 {
     if (m_deviceId.isEmpty()) {
         qWarning() << "refreshing null device";
         return;
     }
 
     prepareConversationsList();
     m_conversationsInterface->requestAllConversationThreads();
 }
 
 void ConversationListModel::prepareConversationsList()
 {
     if (!m_conversationsInterface->isValid()) {
         qCWarning(KDECONNECT_SMS_CONVERSATIONS_LIST_MODEL) << "Tried to prepareConversationsList with an invalid interface!";
         return;
     }
     const QDBusPendingReply<QVariantList> validThreadIDsReply = m_conversationsInterface->activeConversations();
 
     setWhenAvailable(
         validThreadIDsReply,
         [this](const QVariantList &convs) {
             clear(); // If we clear before we receive the reply, there might be a (several second) visual gap!
             for (const QVariant &headMessage : convs) {
                 createRowFromMessage(qdbus_cast<ConversationMessage>(headMessage));
             }
             displayContacts();
         },
         this);
 }
 
 void ConversationListModel::handleCreatedConversation(const QDBusVariant &msg)
 {
     const ConversationMessage message = ConversationMessage::fromDBus(msg);
     createRowFromMessage(message);
 }
 
 void ConversationListModel::handleConversationUpdated(const QDBusVariant &msg)
 {
     const ConversationMessage message = ConversationMessage::fromDBus(msg);
     createRowFromMessage(message);
 }
 
 void ConversationListModel::printDBusError(const QDBusError &error)
 {
     qCWarning(KDECONNECT_SMS_CONVERSATIONS_LIST_MODEL) << error;
 }
 
 QStandardItem *ConversationListModel::conversationForThreadId(qint32 threadId)
 {
     for (int i = 0, c = rowCount(); i < c; ++i) {
         auto it = item(i, 0);
         if (it->data(ConversationIdRole) == threadId)
             return it;
     }
     return nullptr;
 }
 
 QStandardItem *ConversationListModel::getConversationForAddress(const QString &address)
 {
     for (int i = 0; i < rowCount(); ++i) {
         const auto &it = item(i, 0);
         if (!it->data(MultitargetRole).toBool()) {
             if (SmsHelper::isPhoneNumberMatch(it->data(SenderRole).toString(), address)) {
                 return it;
             }
         }
     }
     return nullptr;
 }
 
 void ConversationListModel::createRowFromMessage(const ConversationMessage &message)
 {
     if (message.type() == -1) {
         // The Android side currently hacks in -1 if something weird comes up
         // TODO: Remove this hack when MMS support is implemented
         return;
     }
 
     /** The address of everyone involved in this conversation, which we should not display (check if they are known contacts first) */
     const QList<ConversationAddress> rawAddresses = message.addresses();
     if (rawAddresses.isEmpty()) {
         qWarning() << "no addresses!" << message.body();
         return;
     }
 
     bool toadd = false;
     QStandardItem *item = conversationForThreadId(message.threadID());
     // Check if we have a contact with which to associate this message, needed if there is no conversation with the contact and we received a message from them
     if (!item && !message.isMultitarget()) {
         item = getConversationForAddress(rawAddresses[0].address());
         if (item) {
             item->setData(message.threadID(), ConversationIdRole);
         }
     }
 
     if (!item) {
         toadd = true;
         item = new QStandardItem();
 
         const QString displayNames = SmsHelper::getTitleForAddresses(rawAddresses);
         const QIcon displayIcon = SmsHelper::getIconForAddresses(rawAddresses);
 
         item->setText(displayNames);
         item->setIcon(displayIcon);
         item->setData(message.threadID(), ConversationIdRole);
         item->setData(rawAddresses[0].address(), SenderRole);
     }
 
     // Get the body that we should display
     QString displayBody;
     if (message.containsTextBody()) {
         displayBody = message.body();
     } else if (message.containsAttachment()) {
         const QString mimeType = message.attachments().last().mimeType();
         if (mimeType.startsWith(QStringLiteral("image"))) {
             displayBody = i18nc("Used as a text placeholder when the most-recent message is an image", "Picture");
         } else if (mimeType.startsWith(QStringLiteral("video"))) {
             displayBody = i18nc("Used as a text placeholder when the most-recent message is a video", "Video");
         } else {
             // Craft a somewhat-descriptive string, like "pdf file"
             displayBody = i18nc("Used as a text placeholder when the most-recent message is an arbitrary attachment, resulting in something like \"pdf file\"",
                                 "%1 file",
                                 mimeType.right(mimeType.indexOf(QStringLiteral("/"))));
         }
     }
 
     // Get the preview from the attachment, if it exists
     QIcon attachmentPreview;
     if (message.containsAttachment()) {
         attachmentPreview = SmsHelper::getThumbnailForAttachment(message.attachments().last());
     }
 
     // For displaying single line subtitle out of the multiline messages to keep the ListItems consistent
     displayBody = displayBody.mid(0, displayBody.indexOf(QStringLiteral("\n")));
 
     // Prepend the sender's name
     if (message.isOutgoing()) {
         displayBody = i18n("You: %1", displayBody);
     } else {
         // If the message is incoming, the sender is the first Address
         const QString senderAddress = item->data(SenderRole).toString();
         const auto sender = SmsHelper::lookupPersonByAddress(senderAddress);
         const QString senderName = sender == nullptr ? senderAddress : SmsHelper::lookupPersonByAddress(senderAddress)->name();
         displayBody = i18n("%1: %2", senderName, displayBody);
     }
 
     // Update the message if the data is newer
     // This will be true if a conversation receives a new message, but false when the user
     // does something to trigger past conversation history loading
     bool oldDateExists;
     const qint64 oldDate = item->data(DateRole).toLongLong(&oldDateExists);
     if (!oldDateExists || message.date() >= oldDate) {
         // If there was no old data or incoming data is newer, update the record
         item->setData(QVariant::fromValue(message.addresses()), AddressesRole);
         item->setData(message.isOutgoing(), FromMeRole);
         item->setData(displayBody, Qt::ToolTipRole);
         item->setData(message.date(), DateRole);
         item->setData(message.isMultitarget(), MultitargetRole);
         if (!attachmentPreview.isNull()) {
             item->setData(attachmentPreview, AttachmentPreview);
         }
     }
 
     if (toadd)
         appendRow(item);
 }
 
 void ConversationListModel::displayContacts()
 {
     const QList<QSharedPointer<KPeople::PersonData>> personDataList = SmsHelper::getAllPersons();
 
     for (const auto &person : personDataList) {
         const QVariantList allPhoneNumbers = person->contactCustomProperty(QStringLiteral("all-phoneNumber")).toList();
 
         for (const QVariant &rawPhoneNumber : allPhoneNumbers) {
             // check for any duplicate phoneNumber and eliminate it
             if (!getConversationForAddress(rawPhoneNumber.toString())) {
                 QStandardItem *item = new QStandardItem();
                 item->setText(person->name());
                 item->setIcon(person->photo());
 
                 QList<ConversationAddress> addresses;
                 addresses.append(ConversationAddress(rawPhoneNumber.toString()));
                 item->setData(QVariant::fromValue(addresses), AddressesRole);
 
                 const QString displayBody = i18n("%1", rawPhoneNumber.toString());
                 item->setData(displayBody, Qt::ToolTipRole);
                 item->setData(false, MultitargetRole);
                 item->setData(qint64(INVALID_THREAD_ID), ConversationIdRole);
                 item->setData(qint64(INVALID_DATE), DateRole);
                 item->setData(rawPhoneNumber.toString(), SenderRole);
                 appendRow(item);
             }
         }
     }
 }
 
 void ConversationListModel::createConversationForAddress(const QString &address)
 {
     QStandardItem *item = new QStandardItem();
     const QString canonicalizedAddress = SmsHelper::canonicalizePhoneNumber(address);
     item->setText(canonicalizedAddress);
 
     QList<ConversationAddress> addresses;
     addresses.append(ConversationAddress(canonicalizedAddress));
     item->setData(QVariant::fromValue(addresses), AddressesRole);
 
     QString displayBody = i18n("%1", canonicalizedAddress);
     item->setData(displayBody, Qt::ToolTipRole);
     item->setData(false, MultitargetRole);
     item->setData(qint64(INVALID_THREAD_ID), ConversationIdRole);
     item->setData(qint64(INVALID_DATE), DateRole);
     item->setData(address, SenderRole);
     appendRow(item);
 }