78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
// SPDX-FileCopyrightText: 2017 Konstantinos Sideris <siderisk@auth.gr>
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// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include <QBuffer>
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#include <QPixmapCache>
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#include <QPointer>
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#include <memory>
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#include <unordered_map>
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#include "AvatarProvider.h"
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#include "Cache.h"
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#include "Logging.h"
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#include "MatrixClient.h"
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#include "MxcImageProvider.h"
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#include "Utils.h"
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static QPixmapCache avatar_cache;
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namespace AvatarProvider {
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void
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resolve(QString avatarUrl, int size, QObject *receiver, AvatarCallback callback)
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{
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const auto cacheKey = QString("%1_size_%2").arg(avatarUrl).arg(size);
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QPixmap pixmap;
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if (avatarUrl.isEmpty()) {
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callback(pixmap);
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return;
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}
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if (avatar_cache.find(cacheKey, &pixmap)) {
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callback(pixmap);
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return;
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}
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MxcImageProvider::download(avatarUrl.remove(QStringLiteral("mxc://")),
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QSize(size, size),
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[callback, cacheKey, recv = QPointer<QObject>(receiver)](
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QString, QSize, QImage img, QString) {
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if (!recv)
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return;
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auto proxy = std::make_shared<AvatarProxy>();
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QObject::connect(proxy.get(),
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&AvatarProxy::avatarDownloaded,
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recv,
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[callback, cacheKey](QPixmap pm) {
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if (!pm.isNull())
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avatar_cache.insert(
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cacheKey, pm);
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callback(pm);
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});
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if (img.isNull()) {
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emit proxy->avatarDownloaded(QPixmap{});
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return;
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}
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auto pm = QPixmap::fromImage(std::move(img));
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emit proxy->avatarDownloaded(pm);
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});
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}
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void
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resolve(const QString &room_id,
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const QString &user_id,
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int size,
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QObject *receiver,
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AvatarCallback callback)
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{
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auto avatarUrl = cache::avatarUrl(room_id, user_id);
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resolve(std::move(avatarUrl), size, receiver, callback);
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}
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}
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