100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <QBuffer>
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#include <QPixmapCache>
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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 "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(const 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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auto data = cache::image(cacheKey);
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if (!data.isNull()) {
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pixmap = QPixmap::fromImage(utils::readImage(&data));
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avatar_cache.insert(cacheKey, pixmap);
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callback(pixmap);
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return;
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}
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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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receiver,
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[callback, cacheKey](QByteArray data) {
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QPixmap pm = QPixmap::fromImage(utils::readImage(&data));
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avatar_cache.insert(cacheKey, pm);
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callback(pm);
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});
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mtx::http::ThumbOpts opts;
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opts.width = size;
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opts.height = size;
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opts.mxc_url = avatarUrl.toStdString();
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http::client()->get_thumbnail(
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opts,
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[opts, cacheKey, proxy = std::move(proxy)](const std::string &res,
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mtx::http::RequestErr err) {
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if (err) {
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nhlog::net()->warn("failed to download avatar: {} - ({} {})",
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opts.mxc_url,
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mtx::errors::to_string(err->matrix_error.errcode),
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err->matrix_error.error);
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} else {
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cache::saveImage(cacheKey.toStdString(), res);
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}
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emit proxy->avatarDownloaded(QByteArray(res.data(), res.size()));
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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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const auto avatarUrl = cache::avatarUrl(room_id, user_id);
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resolve(avatarUrl, size, receiver, callback);
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}
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}
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