mirror of
https://github.com/AyuGram/AyuGramDesktop.git
synced 2026-07-25 06:54:43 +00:00
Load maps using mtproto instead of google.
This commit is contained in:
John Preston
@@ -16,6 +16,28 @@ namespace {
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constexpr auto kCoordPrecision = 8;
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constexpr auto kMaxHttpRedirects = 5;
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GeoPointLocation ComputeLocation(const LocationCoords &coords) {
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int32 w = st::locationSize.width(), h = st::locationSize.height();
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int32 zoom = 15, scale = 1;
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if (cScale() == dbisTwo || cRetina()) {
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scale = 2;
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zoom = 16;
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} else {
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w = convertScale(w);
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h = convertScale(h);
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}
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auto result = GeoPointLocation();
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result.lat = coords.lat();
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result.lon = coords.lon();
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result.access = coords.accessHash();
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result.width = w;
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result.height = h;
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result.zoom = zoom;
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result.scale = scale;
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return result;
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}
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} // namespace
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QString LocationClickHandler::copyToClipboardText() const {
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@@ -37,200 +59,11 @@ void LocationClickHandler::setup() {
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_text = qsl("https://maps.google.com/maps?q=") + latlon + qsl("&ll=") + latlon + qsl("&z=16");
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}
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namespace {
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LocationManager *locationManager = nullptr;
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} // namespace
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void initLocationManager() {
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if (!locationManager) {
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locationManager = new LocationManager();
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locationManager->init();
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}
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}
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void deinitLocationManager() {
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if (locationManager) {
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locationManager->deinit();
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delete locationManager;
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locationManager = nullptr;
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}
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}
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void LocationManager::init() {
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if (manager) delete manager;
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manager = new QNetworkAccessManager();
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connect(manager, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)), this, SLOT(onFailed(QNetworkReply*)));
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#ifndef OS_MAC_OLD
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connect(manager, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)), this, SLOT(onFailed(QNetworkReply*)));
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#endif // OS_MAC_OLD
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connect(manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(onFinished(QNetworkReply*)));
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if (notLoadedPlaceholder) {
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delete notLoadedPlaceholder->v();
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delete notLoadedPlaceholder;
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}
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auto data = QImage(cIntRetinaFactor(), cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
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data.fill(st::imageBgTransparent->c);
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data.setDevicePixelRatio(cRetinaFactor());
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notLoadedPlaceholder = new ImagePtr(App::pixmapFromImageInPlace(std::move(data)), "GIF");
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}
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void LocationManager::deinit() {
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if (manager) {
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delete manager;
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manager = nullptr;
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}
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if (notLoadedPlaceholder) {
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delete notLoadedPlaceholder->v();
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delete notLoadedPlaceholder;
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notLoadedPlaceholder = nullptr;
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}
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dataLoadings.clear();
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imageLoadings.clear();
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}
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void LocationManager::getData(LocationData *data) {
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if (!manager) {
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DEBUG_LOG(("App Error: getting image link data without manager init!"));
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return failed(data);
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}
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int32 w = st::locationSize.width(), h = st::locationSize.height();
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int32 zoom = 13, scale = 1;
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if (cScale() == dbisTwo || cRetina()) {
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scale = 2;
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} else {
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w = convertScale(w);
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h = convertScale(h);
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}
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auto coords = data->coords.latAsString() + ',' + data->coords.lonAsString();
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QString url = qsl("https://maps.googleapis.com/maps/api/staticmap?center=") + coords + qsl("&zoom=%1&size=%2x%3&maptype=roadmap&scale=%4&markers=color:red|size:big|").arg(zoom).arg(w).arg(h).arg(scale) + coords + qsl("&sensor=false");
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QNetworkReply *reply = manager->get(QNetworkRequest(QUrl(url)));
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imageLoadings[reply] = data;
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}
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void LocationManager::onFinished(QNetworkReply *reply) {
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if (!manager) return;
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if (reply->error() != QNetworkReply::NoError) return onFailed(reply);
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QVariant statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute);
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if (statusCode.isValid()) {
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int status = statusCode.toInt();
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if (status == 301 || status == 302) {
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QString loc = reply->header(QNetworkRequest::LocationHeader).toString();
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if (!loc.isEmpty()) {
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QMap<QNetworkReply*, LocationData*>::iterator i = dataLoadings.find(reply);
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if (i != dataLoadings.cend()) {
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LocationData *d = i.value();
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if (serverRedirects.constFind(d) == serverRedirects.cend()) {
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serverRedirects.insert(d, 1);
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} else if (++serverRedirects[d] > kMaxHttpRedirects) {
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DEBUG_LOG(("Network Error: Too many HTTP redirects in onFinished() for image link: %1").arg(loc));
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return onFailed(reply);
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}
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dataLoadings.erase(i);
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dataLoadings.insert(manager->get(QNetworkRequest(loc)), d);
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return;
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} else if ((i = imageLoadings.find(reply)) != imageLoadings.cend()) {
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LocationData *d = i.value();
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if (serverRedirects.constFind(d) == serverRedirects.cend()) {
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serverRedirects.insert(d, 1);
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} else if (++serverRedirects[d] > kMaxHttpRedirects) {
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DEBUG_LOG(("Network Error: Too many HTTP redirects in onFinished() for image link: %1").arg(loc));
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return onFailed(reply);
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}
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imageLoadings.erase(i);
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imageLoadings.insert(manager->get(QNetworkRequest(loc)), d);
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return;
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}
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}
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}
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if (status != 200) {
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DEBUG_LOG(("Network Error: Bad HTTP status received in onFinished() for image link: %1").arg(status));
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return onFailed(reply);
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}
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}
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LocationData *d = 0;
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QMap<QNetworkReply*, LocationData*>::iterator i = dataLoadings.find(reply);
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if (i != dataLoadings.cend()) {
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d = i.value();
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dataLoadings.erase(i);
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QJsonParseError e;
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QJsonDocument doc = QJsonDocument::fromJson(reply->readAll(), &e);
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if (e.error != QJsonParseError::NoError) {
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DEBUG_LOG(("JSON Error: Bad json received in onFinished() for image link"));
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return onFailed(reply);
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}
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failed(d);
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if (App::main()) App::main()->update();
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} else {
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i = imageLoadings.find(reply);
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if (i != imageLoadings.cend()) {
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d = i.value();
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imageLoadings.erase(i);
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QPixmap thumb;
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QByteArray format;
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QByteArray data(reply->readAll());
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{
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QBuffer buffer(&data);
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QImageReader reader(&buffer);
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#ifndef OS_MAC_OLD
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reader.setAutoTransform(true);
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#endif // OS_MAC_OLD
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thumb = QPixmap::fromImageReader(&reader, Qt::ColorOnly);
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format = reader.format();
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thumb.setDevicePixelRatio(cRetinaFactor());
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if (format.isEmpty()) format = QByteArray("JPG");
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}
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d->loading = false;
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d->thumb = thumb.isNull() ? (*notLoadedPlaceholder) : ImagePtr(thumb, format);
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serverRedirects.remove(d);
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if (App::main()) App::main()->update();
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}
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}
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}
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void LocationManager::onFailed(QNetworkReply *reply) {
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if (!manager) return;
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LocationData *d = 0;
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QMap<QNetworkReply*, LocationData*>::iterator i = dataLoadings.find(reply);
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if (i != dataLoadings.cend()) {
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d = i.value();
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dataLoadings.erase(i);
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} else {
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i = imageLoadings.find(reply);
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if (i != imageLoadings.cend()) {
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d = i.value();
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imageLoadings.erase(i);
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}
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}
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DEBUG_LOG(("Network Error: failed to get data for image link %1,%2 error %3").arg(d ? d->coords.latAsString() : QString()).arg(d ? d->coords.lonAsString() : QString()).arg(reply->errorString()));
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if (d) {
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failed(d);
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}
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}
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void LocationManager::failed(LocationData *data) {
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data->loading = false;
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data->thumb = *notLoadedPlaceholder;
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serverRedirects.remove(data);
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LocationData::LocationData(const LocationCoords &coords)
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: coords(coords)
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, thumb(ComputeLocation(coords)) {
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}
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void LocationData::load(Data::FileOrigin origin) {
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if (!thumb->isNull()) {
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return thumb->load(origin, false, false);
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} else if (loading) {
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return;
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}
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loading = true;
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if (locationManager) {
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locationManager->getData(this);
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}
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thumb->load(origin, false, false);
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}
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