File indexing completed on 2024-05-05 16:16:34

0001 /*
0002     SPDX-FileCopyrightText: 2022 Jonah BrĂ¼chert <jbb@kaidan.im>
0003 
0004     SPDX-License-Identifier: LGPL-2.1-or-later
0005 */
0006 
0007 #include "avatarimageprovider.h"
0008 
0009 #include <abstractcontact.h>
0010 #include <persondata.h>
0011 
0012 #include "kpeopledeclarative_debug.h"
0013 
0014 AvatarImageProvider::AvatarImageProvider()
0015     : QQuickImageProvider(QQuickImageProvider::Pixmap)
0016 {
0017 }
0018 
0019 QPixmap AvatarImageProvider::requestPixmap(const QString &id, QSize *size, const QSize &requestedSize)
0020 {
0021     const auto base64encoded = QStringView(id).split(u'#').constFirst();
0022     const auto decoded = QByteArray::fromBase64(base64encoded.toUtf8(), QByteArray::AbortOnBase64DecodingErrors);
0023     if (decoded.isEmpty()) {
0024         qCDebug(KPEOPLE_DECLARATIVE_LOG) << "AvatarImageProvider:" << id << "could not be decoded as a person uri";
0025         return {};
0026     }
0027 
0028     auto personUri = QString::fromUtf8(decoded);
0029     if (personUri.isEmpty()) {
0030         qCDebug(KPEOPLE_DECLARATIVE_LOG()) << "AvatarImageProvider:"
0031                                            << "passed person uri" << personUri << "was not valid utf8";
0032         return {};
0033     }
0034 
0035     KPeople::PersonData person(personUri);
0036     if (!person.isValid()) {
0037         qCDebug(KPEOPLE_DECLARATIVE_LOG()) << "AvatarImageProvider:"
0038                                            << "No contact found with person uri" << personUri;
0039         return {};
0040     }
0041 
0042     const auto avatar = [&person]() -> QPixmap {
0043         QVariant pic = person.contactCustomProperty(KPeople::AbstractContact::PictureProperty);
0044         if (pic.canConvert<QImage>()) {
0045             return QPixmap::fromImage(pic.value<QImage>());
0046         } else if (pic.canConvert<QUrl>()) {
0047             return QPixmap(pic.toUrl().toLocalFile());
0048         }
0049         return {};
0050     }();
0051 
0052     if (avatar.isNull()) {
0053         return {};
0054     }
0055 
0056     if (size) {
0057         *size = requestedSize;
0058     }
0059 
0060     return avatar.scaled(requestedSize);
0061 }