diff --git a/discover/qml/ApplicationScreenshots.qml b/discover/qml/ApplicationScreenshots.qml index 78591844..52d0a2cd 100644 --- a/discover/qml/ApplicationScreenshots.qml +++ b/discover/qml/ApplicationScreenshots.qml @@ -1,181 +1,181 @@ /* * Copyright (C) 2012 Aleix Pol Gonzalez * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Library/Lesser General Public License * version 2, or (at your option) any later version, as published by the * Free Software Foundation * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details * * You should have received a copy of the GNU Library/Lesser General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ import QtQuick 2.1 import QtQuick.Layouts 1.1 import QtQuick.Controls 2.1 import QtGraphicalEffects 1.0 import org.kde.discover 2.0 import org.kde.kirigami 2.0 as Kirigami Flickable { id: root readonly property alias count: screenshotsModel.count property alias resource: screenshotsModel.application property var resource property int currentIndex: -1 property Item currentItem: screenshotsRep.itemAt(currentIndex) Layout.preferredHeight: Kirigami.Units.gridUnit * 13 contentHeight: height contentWidth: screenshotsLayout.width Popup { id: overlay parent: applicationWindow().overlay modal: true clip: false x: (parent.width - width)/2 y: (parent.height - height)/2 readonly property real proportion: overlayImage.sourceSize.width>1 ? overlayImage.sourceSize.height/overlayImage.sourceSize.width : 1 height: overlayImage.status == Image.Loading ? Kirigami.Units.gridUnit * 5 : Math.min(parent.height * 0.9, (parent.width * 0.9) * proportion, overlayImage.sourceSize.height) width: height/proportion BusyIndicator { id: indicator visible: running running: overlayImage.status == Image.Loading anchors.fill: parent } Image { id: overlayImage anchors.fill: parent source: root.currentItem ? root.currentItem.imageSource : "" fillMode: Image.PreserveAspectFit smooth: true } Button { anchors { right: parent.left verticalCenter: parent.verticalCenter } visible: leftAction.visible icon.name: leftAction.iconName onClicked: leftAction.triggered(null) } Button { anchors { left: parent.right verticalCenter: parent.verticalCenter } visible: rightAction.visible icon.name: rightAction.iconName onClicked: rightAction.triggered(null) } Kirigami.Action { id: leftAction icon.name: "arrow-left" enabled: overlay.visible && visible visible: root.currentIndex >= 1 && !indicator.running onTriggered: root.currentIndex = (root.currentIndex - 1) % screenshotsModel.count } Kirigami.Action { id: rightAction icon.name: "arrow-right" enabled: overlay.visible && visible visible: root.currentIndex < (root.count - 1) && !indicator.running onTriggered: root.currentIndex = (root.currentIndex + 1) % screenshotsModel.count } } Row { id: screenshotsLayout height: root.contentHeight spacing: Kirigami.Units.largeSpacing focus: overlay.visible Keys.onLeftPressed: if (leftAction.visible) leftAction.trigger() Keys.onRightPressed: if (rightAction.visible) rightAction.trigger() Repeater { id: screenshotsRep model: ScreenshotsModel { id: screenshotsModel } delegate: MouseArea { readonly property url imageSource: large_image_url readonly property real proportion: thumbnail.sourceSize.width>1 ? thumbnail.sourceSize.height/thumbnail.sourceSize.width : 1 - width: Math.max(50, height/proportion) + width: Math.min(Math.max(50, height/proportion), thumbnail.sourceSize.width) height: screenshotsLayout.height hoverEnabled: true cursorShape: Qt.PointingHandCursor onClicked: { root.currentIndex = index overlay.open() } DropShadow { source: thumbnail anchors.fill: thumbnail verticalOffset: Kirigami.Units.largeSpacing horizontalOffset: 0 radius: 12.0 samples: 25 color: Kirigami.Theme.disabledTextColor cached: true } BusyIndicator { visible: running running: thumbnail.status == Image.Loading anchors.centerIn: parent } Image { id: thumbnail source: small_image_url height: parent.height fillMode: Image.PreserveAspectFit smooth: true } } } } clip: true readonly property var leftShadow: Shadow { parent: root anchors { left: parent.left top: parent.top bottom: parent.bottom } edge: Qt.LeftEdge width: Math.max(0, Math.min(root.width/5, root.contentX)) } readonly property var rightShadow: Shadow { parent: root anchors { right: parent.right top: parent.top bottom: parent.bottom } edge: Qt.RightEdge width: Math.max(0, Math.min(root.contentWidth - root.contentX - root.width)/5) } } diff --git a/libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp b/libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp index 3cd63a62..1b0cb3fd 100644 --- a/libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp +++ b/libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp @@ -1,1316 +1,1318 @@ /*************************************************************************** * Copyright © 2013 Aleix Pol Gonzalez * * Copyright © 2017 Jan Grulich * * * * This program is free software; you can redistribute it and/or * * modify it under the terms of the GNU General Public License as * * published by the Free Software Foundation; either version 2 of * * the License or (at your option) version 3 or any later version * * accepted by the membership of KDE e.V. (or its successor approved * * by the membership of KDE e.V.), which shall act as a proxy * * defined in Section 14 of version 3 of the license. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program. If not, see . * ***************************************************************************/ #include "FlatpakBackend.h" #include "FlatpakFetchDataJob.h" #include "FlatpakResource.h" #include "FlatpakSourcesBackend.h" #include "FlatpakJobTransaction.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include DISCOVER_BACKEND_PLUGIN(FlatpakBackend) QDebug operator<<(QDebug debug, const FlatpakResource::Id& id) { QDebugStateSaver saver(debug); debug.nospace() << "FlatpakResource::Id("; debug.nospace() << "name:" << id.id << ','; debug.nospace() << "branch:" << id.branch << ','; debug.nospace() << "origin:" << id.origin << ','; debug.nospace() << "type:" << id.type; debug.nospace() << ')'; return debug; } static FlatpakResource::Id idForInstalledRef(FlatpakInstallation *installation, FlatpakInstalledRef *ref, const QString &postfix) { const FlatpakResource::ResourceType appType = flatpak_ref_get_kind(FLATPAK_REF(ref)) == FLATPAK_REF_KIND_APP ? FlatpakResource::DesktopApp : FlatpakResource::Runtime; const QString appId = QLatin1String(flatpak_ref_get_name(FLATPAK_REF(ref))) + postfix; const QString arch = QString::fromUtf8(flatpak_ref_get_arch(FLATPAK_REF(ref))); const QString branch = QString::fromUtf8(flatpak_ref_get_branch(FLATPAK_REF(ref))); return { installation, QString::fromUtf8(flatpak_installed_ref_get_origin(ref)), appType, appId, branch, arch }; } FlatpakBackend::FlatpakBackend(QObject* parent) : AbstractResourcesBackend(parent) , m_updater(new StandardBackendUpdater(this)) , m_reviews(AppStreamIntegration::global()->reviews()) , m_refreshAppstreamMetadataJobs(0) , m_cancellable(g_cancellable_new()) , m_threadPool(new QThreadPool(this)) { g_autoptr(GError) error = nullptr; connect(m_updater, &StandardBackendUpdater::updatesCountChanged, this, &FlatpakBackend::updatesCountChanged); // Load flatpak installation if (!setupFlatpakInstallations(&error)) { qWarning() << "Failed to setup flatpak installations:" << error->message; } else { loadAppsFromAppstreamData(); m_sources = new FlatpakSourcesBackend(m_installations, this); SourcesModel::global()->addSourcesBackend(m_sources); } connect(m_reviews.data(), &OdrsReviewsBackend::ratingsReady, this, [this] { m_reviews->emitRatingFetched(this, kTransform>(m_resources.values(), [] (AbstractResource* r) { return r; })); }); /* Override the umask to 022 to make it possible to share files between * the plasma-discover process and flatpak system helper process. * * See https://github.com/flatpak/flatpak/pull/2856/ */ umask(022); } FlatpakBackend::~FlatpakBackend() { g_cancellable_cancel(m_cancellable); m_threadPool.waitForDone(200); m_threadPool.clear(); for(auto inst : qAsConst(m_installations)) g_object_unref(inst); g_object_unref(m_cancellable); } bool FlatpakBackend::isValid() const { return m_sources && !m_installations.isEmpty(); } class FlatpakFetchRemoteResourceJob : public QNetworkAccessManager { Q_OBJECT public: FlatpakFetchRemoteResourceJob(const QUrl &url, FlatpakBackend *backend) : QNetworkAccessManager(backend) , m_backend(backend) , m_url(url) { } void start() { QNetworkRequest req(m_url); req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true); auto replyGet = get(req); connect(replyGet, &QNetworkReply::finished, this, [this, replyGet] { QScopedPointer replyPtr(replyGet); const QUrl originalUrl = replyGet->request().url(); if (replyGet->error() != QNetworkReply::NoError) { qWarning() << "couldn't download" << originalUrl << replyGet->errorString(); Q_EMIT jobFinished(false, nullptr); return; } const QUrl fileUrl = QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::TempLocation) + QLatin1Char('/') + originalUrl.fileName()); auto replyPut = put(QNetworkRequest(fileUrl), replyGet->readAll()); connect(replyPut, &QNetworkReply::finished, this, [this, originalUrl, fileUrl, replyPut]() { QScopedPointer replyPtr(replyPut); if (replyPut->error() != QNetworkReply::NoError) { qWarning() << "couldn't save" << originalUrl << replyPut->errorString(); Q_EMIT jobFinished(false, nullptr); return; } if (!fileUrl.isLocalFile()) { Q_EMIT jobFinished(false, nullptr); return; } FlatpakResource *resource = nullptr; if (fileUrl.path().endsWith(QLatin1String(".flatpak"))) { resource = m_backend->addAppFromFlatpakBundle(fileUrl); } else if (fileUrl.path().endsWith(QLatin1String(".flatpakref"))) { resource = m_backend->addAppFromFlatpakRef(fileUrl); } else if (fileUrl.path().endsWith(QLatin1String(".flatpakrepo"))) { resource = m_backend->addSourceFromFlatpakRepo(fileUrl); } if (resource) { resource->setResourceFile(originalUrl); Q_EMIT jobFinished(true, resource); } else { qWarning() << "couldn't create resource from" << fileUrl.toLocalFile(); Q_EMIT jobFinished(false, nullptr); } } ); }); } Q_SIGNALS: void jobFinished(bool success, FlatpakResource *resource); private: FlatpakBackend *const m_backend; const QUrl m_url; }; FlatpakRemote * FlatpakBackend::getFlatpakRemoteByUrl(const QString &url, FlatpakInstallation *installation) const { auto remotes = flatpak_installation_list_remotes(installation, m_cancellable, nullptr); if (!remotes) { return nullptr; } const QByteArray comparableUrl = url.toUtf8(); for (uint i = 0; i < remotes->len; i++) { FlatpakRemote *remote = FLATPAK_REMOTE(g_ptr_array_index(remotes, i)); if (comparableUrl == flatpak_remote_get_url(remote)) { return remote; } } return nullptr; } FlatpakInstalledRef * FlatpakBackend::getInstalledRefForApp(FlatpakInstallation *flatpakInstallation, FlatpakResource *resource) const { FlatpakInstalledRef *ref = nullptr; g_autoptr(GError) localError = nullptr; if (!flatpakInstallation) { return ref; } const auto type = resource->resourceType() == FlatpakResource::DesktopApp ? FLATPAK_REF_KIND_APP : FLATPAK_REF_KIND_RUNTIME; return flatpak_installation_get_installed_ref(flatpakInstallation, type, resource->flatpakName().toUtf8().constData(), resource->arch().toUtf8().constData(), resource->branch().toUtf8().constData(), m_cancellable, &localError); } FlatpakResource * FlatpakBackend::getAppForInstalledRef(FlatpakInstallation *flatpakInstallation, FlatpakInstalledRef *ref) const { auto r = m_resources.value(idForInstalledRef(flatpakInstallation, ref, {})); if (!r) r = m_resources.value(idForInstalledRef(flatpakInstallation, ref, QStringLiteral(".desktop"))); if (!r) { qDebug() << "no" << flatpak_ref_get_name(FLATPAK_REF(ref)); } return r; } FlatpakResource * FlatpakBackend::getRuntimeForApp(FlatpakResource *resource) const { FlatpakResource *runtime = nullptr; const auto runtimeInfo = resource->runtime().split(QLatin1Char('/')); if (runtimeInfo.count() != 3) { return runtime; } for(auto it = m_resources.constBegin(), itEnd = m_resources.constEnd(); it!=itEnd; ++it) { const auto id = it.key(); if (id.type == FlatpakResource::Runtime && id.id == runtimeInfo.at(0) && id.branch == runtimeInfo.at(2)) { runtime = *it; break; } } // TODO if runtime wasn't found, create a new one from available info if (!runtime) { qWarning() << "could not find runtime" << runtimeInfo << resource; } return runtime; } FlatpakResource * FlatpakBackend::addAppFromFlatpakBundle(const QUrl &url) { g_autoptr(GBytes) appstreamGz = nullptr; g_autoptr(GError) localError = nullptr; g_autoptr(GFile) file = nullptr; g_autoptr(FlatpakBundleRef) bundleRef = nullptr; AppStream::Component asComponent; file = g_file_new_for_path(url.toLocalFile().toUtf8().constData()); bundleRef = flatpak_bundle_ref_new(file, &localError); if (!bundleRef) { qWarning() << "Failed to load bundle:" << localError->message; return nullptr; } g_autoptr(GBytes) metadata = flatpak_bundle_ref_get_metadata(bundleRef); appstreamGz = flatpak_bundle_ref_get_appstream(bundleRef); if (appstreamGz) { g_autoptr(GZlibDecompressor) decompressor = nullptr; g_autoptr(GInputStream) streamGz = nullptr; g_autoptr(GInputStream) streamData = nullptr; g_autoptr(GBytes) appstream = nullptr; /* decompress data */ decompressor = g_zlib_decompressor_new (G_ZLIB_COMPRESSOR_FORMAT_GZIP); streamGz = g_memory_input_stream_new_from_bytes (appstreamGz); if (!streamGz) { return nullptr; } streamData = g_converter_input_stream_new (streamGz, G_CONVERTER (decompressor)); appstream = g_input_stream_read_bytes (streamData, 0x100000, m_cancellable, &localError); if (!appstream) { qWarning() << "Failed to extract appstream metadata from bundle:" << localError->message; return nullptr; } gsize len = 0; gconstpointer data = g_bytes_get_data(appstream, &len); AppStream::Metadata metadata; metadata.setFormatStyle(AppStream::Metadata::FormatStyleCollection); AppStream::Metadata::MetadataError error = metadata.parse(QString::fromUtf8((char*)data, len), AppStream::Metadata::FormatKindXml); if (error != AppStream::Metadata::MetadataErrorNoError) { qWarning() << "Failed to parse appstream metadata: " << error; return nullptr; } const QList components = metadata.components(); if (components.size()) { asComponent = AppStream::Component(components.first()); } else { qWarning() << "Failed to parse appstream metadata"; return nullptr; } } else { qWarning() << "No appstream metadata in bundle"; QTemporaryFile tempFile; tempFile.setAutoRemove(false); if (!tempFile.open()) { qWarning() << "Failed to get metadata file"; return nullptr; } gsize len = 0; QByteArray metadataContent = QByteArray((char *)g_bytes_get_data(metadata, &len)); tempFile.write(metadataContent); tempFile.close(); // Parse the temporary file QSettings setting(tempFile.fileName(), QSettings::NativeFormat); setting.beginGroup(QLatin1String("Application")); asComponent.setName(setting.value(QLatin1String("name")).toString()); tempFile.remove(); } FlatpakResource *resource = new FlatpakResource(asComponent, preferredInstallation(), this); gsize len = 0; QByteArray metadataContent = QByteArray((char *)g_bytes_get_data(metadata, &len)); if (!updateAppMetadata(resource, metadataContent)) { delete resource; qWarning() << "Failed to update metadata from app bundle"; return nullptr; } g_autoptr(GBytes) iconData = flatpak_bundle_ref_get_icon(bundleRef, 128); if (!iconData) { iconData = flatpak_bundle_ref_get_icon(bundleRef, 64); } if (iconData) { gsize len = 0; char * data = (char *)g_bytes_get_data(iconData, &len); QPixmap pixmap; pixmap.loadFromData(QByteArray(data, len), "PNG"); resource->setBundledIcon(pixmap); } const QString origin = QString::fromUtf8(flatpak_bundle_ref_get_origin(bundleRef)); resource->setDownloadSize(0); resource->setInstalledSize(flatpak_bundle_ref_get_installed_size(bundleRef)); resource->setPropertyState(FlatpakResource::DownloadSize, FlatpakResource::AlreadyKnown); resource->setPropertyState(FlatpakResource::InstalledSize, FlatpakResource::AlreadyKnown); resource->setFlatpakFileType(QStringLiteral("flatpak")); resource->setOrigin(origin.isEmpty() ? i18n("Local bundle") : origin); resource->setResourceFile(url); resource->setState(FlatpakResource::None); resource->setType(FlatpakResource::DesktopApp); addResource(resource); return resource; } FlatpakResource * FlatpakBackend::addAppFromFlatpakRef(const QUrl &url) { QSettings settings(url.toLocalFile(), QSettings::NativeFormat); const QString refurl = settings.value(QStringLiteral("Flatpak Ref/Url")).toString(); const QString name = settings.value(QStringLiteral("Flatpak Ref/Name")).toString(); auto item = m_sources->sourceByUrl(refurl); if (item) { const auto resources = resourcesByAppstreamName(name); for (auto resource : resources) { if (resource->origin() == item->data(AbstractSourcesBackend::IdRole)) { return static_cast(resource); } } } g_autoptr(GError) error = nullptr; g_autoptr(FlatpakRemoteRef) remoteRef = nullptr; { QFile f(url.toLocalFile()); if (!f.open(QFile::ReadOnly | QFile::Text)) { return nullptr; } QByteArray contents = f.readAll(); g_autoptr(GBytes) bytes = g_bytes_new (contents.data(), contents.size()); remoteRef = flatpak_installation_install_ref_file (preferredInstallation(), bytes, m_cancellable, &error); if (!remoteRef) { qWarning() << "Failed to create install ref file:" << error->message; const auto resources = resourcesByAppstreamName(name); if (!resources.isEmpty()) { return qobject_cast(resources.constFirst()); } return nullptr; } } const auto remoteName = flatpak_remote_ref_get_remote_name(remoteRef); auto ref = FLATPAK_REF(remoteRef); AppStream::Component asComponent; asComponent.addUrl(AppStream::Component::UrlKindHomepage, settings.value(QStringLiteral("Flatpak Ref/Homepage")).toString()); asComponent.setDescription(settings.value(QStringLiteral("Flatpak Ref/Description")).toString()); asComponent.setName(settings.value(QStringLiteral("Flatpak Ref/Title")).toString()); asComponent.setSummary(settings.value(QStringLiteral("Flatpak Ref/Comment")).toString()); asComponent.setId(name); const QString iconUrl = settings.value(QStringLiteral("Flatpak Ref/Icon")).toString(); if (!iconUrl.isEmpty()) { AppStream::Icon icon; icon.setKind(AppStream::Icon::KindRemote); icon.setUrl(QUrl(iconUrl)); asComponent.addIcon(icon); } auto resource = new FlatpakResource(asComponent, preferredInstallation(), this); resource->setFlatpakFileType(QStringLiteral("flatpakref")); resource->setOrigin(QString::fromUtf8(remoteName)); resource->updateFromRef(ref); QUrl runtimeUrl = QUrl(settings.value(QStringLiteral("Flatpak Ref/RuntimeRepo")).toString()); if (!runtimeUrl.isEmpty()) { auto installation = preferredInstallation(); // We need to fetch metadata to find information about required runtime auto fw = new QFutureWatcher(this); connect(fw, &QFutureWatcher::finished, this, [this, installation, resource, fw, runtimeUrl]() { const auto metadata = fw->result(); // Even when we failed to fetch information about runtime we still want to show the application if (metadata.isEmpty()) { onFetchMetadataFinished(installation, resource, metadata); } else { updateAppMetadata(resource, metadata); auto runtime = getRuntimeForApp(resource); if (!runtime || (runtime && !runtime->isInstalled())) { FlatpakFetchRemoteResourceJob *fetchRemoteResource = new FlatpakFetchRemoteResourceJob(runtimeUrl, this); connect(fetchRemoteResource, &FlatpakFetchRemoteResourceJob::jobFinished, this, [this, resource] (bool success, FlatpakResource *repoResource) { if (success) { installApplication(repoResource); } addResource(resource); }); fetchRemoteResource->start(); return; } else { addResource(resource); } } fw->deleteLater(); }); fw->setFuture(QtConcurrent::run(&m_threadPool, &FlatpakRunnables::fetchMetadata, installation, resource)); } else { addResource(resource); } return resource; } FlatpakResource * FlatpakBackend::addSourceFromFlatpakRepo(const QUrl &url) { Q_ASSERT(url.isLocalFile()); QSettings settings(url.toLocalFile(), QSettings::NativeFormat); const QString gpgKey = settings.value(QStringLiteral("Flatpak Repo/GPGKey")).toString(); const QString title = settings.value(QStringLiteral("Flatpak Repo/Title")).toString(); const QString repoUrl = settings.value(QStringLiteral("Flatpak Repo/Url")).toString(); if (gpgKey.isEmpty() || title.isEmpty() || repoUrl.isEmpty()) { return nullptr; } if (gpgKey.startsWith(QStringLiteral("http://")) || gpgKey.startsWith(QStringLiteral("https://"))) { return nullptr; } AppStream::Component asComponent; asComponent.addUrl(AppStream::Component::UrlKindHomepage, settings.value(QStringLiteral("Flatpak Repo/Homepage")).toString()); asComponent.setSummary(settings.value(QStringLiteral("Flatpak Repo/Comment")).toString()); asComponent.setDescription(settings.value(QStringLiteral("Flatpak Repo/Description")).toString()); asComponent.setName(title); asComponent.setId(settings.value(QStringLiteral("Flatpak Ref/Name")).toString()); const QString iconUrl = settings.value(QStringLiteral("Flatpak Repo/Icon")).toString(); if (!iconUrl.isEmpty()) { AppStream::Icon icon; icon.setKind(AppStream::Icon::KindRemote); icon.setUrl(QUrl(iconUrl)); asComponent.addIcon(icon); } auto resource = new FlatpakResource(asComponent, preferredInstallation(), this); // Use metadata only for stuff which are not common for all resources resource->addMetadata(QStringLiteral("gpg-key"), gpgKey); resource->addMetadata(QStringLiteral("repo-url"), repoUrl); resource->setBranch(settings.value(QStringLiteral("Flatpak Repo/DefaultBranch")).toString()); resource->setFlatpakName(url.fileName().remove(QStringLiteral(".flatpakrepo"))); resource->setType(FlatpakResource::Source); auto repo = flatpak_installation_get_remote_by_name(preferredInstallation(), resource->flatpakName().toUtf8().constData(), m_cancellable, nullptr); if (!repo) { resource->setState(AbstractResource::State::None); } else { resource->setState(AbstractResource::State::Installed); } return resource; } void FlatpakBackend::addResource(FlatpakResource *resource) { // Update app with all possible information we have if (!parseMetadataFromAppBundle(resource)) { qWarning() << "Failed to parse metadata from app bundle for" << resource->name(); } auto installation = resource->installation(); updateAppState(installation, resource); // This will update also metadata (required runtime) updateAppSize(installation, resource); m_resources.insert(resource->uniqueId(), resource); if (!resource->extends().isEmpty()) { m_extends.append(resource->extends()); m_extends.removeDuplicates(); } } class FlatpakSource { public: FlatpakSource(FlatpakRemote* remote) : m_remote(remote) {} bool isEnabled() const { return !flatpak_remote_get_disabled(m_remote); } QString appstreamDir() const { g_autoptr(GFile) appstreamDir = flatpak_remote_get_appstream_dir(m_remote, nullptr); if (!appstreamDir) { qWarning() << "No appstream dir for" << flatpak_remote_get_name(m_remote); return {}; } return QString::fromUtf8(g_file_get_path(appstreamDir)); } QString name() const { return QString::fromUtf8(flatpak_remote_get_name(m_remote)); } private: FlatpakRemote* m_remote; }; void FlatpakBackend::loadAppsFromAppstreamData() { for (auto installation : qAsConst(m_installations)) { // Load applications from appstream metadata if (!loadAppsFromAppstreamData(installation)) { qWarning() << "Failed to load packages from appstream data from installation" << installation; } } } bool FlatpakBackend::loadAppsFromAppstreamData(FlatpakInstallation *flatpakInstallation) { Q_ASSERT(flatpakInstallation); GPtrArray *remotes = flatpak_installation_list_remotes(flatpakInstallation, m_cancellable, nullptr); if (!remotes) { return false; } m_refreshAppstreamMetadataJobs += remotes->len; for (uint i = 0; i < remotes->len; i++) { FlatpakRemote *remote = FLATPAK_REMOTE(g_ptr_array_index(remotes, i)); g_autoptr(GFile) fileTimestamp = flatpak_remote_get_appstream_timestamp(remote, nullptr); QFileInfo fileInfo = QFileInfo(QString::fromUtf8(g_file_get_path(fileTimestamp))); // Refresh appstream metadata in case they have never been refreshed or the cache is older than 6 hours if (!fileInfo.exists() || fileInfo.lastModified().toUTC().secsTo(QDateTime::currentDateTimeUtc()) > 21600) { refreshAppstreamMetadata(flatpakInstallation, remote); } else { integrateRemote(flatpakInstallation, remote); } } return true; } void FlatpakBackend::metadataRefreshed() { m_refreshAppstreamMetadataJobs--; if (m_refreshAppstreamMetadataJobs == 0) { loadInstalledApps(); checkForUpdates(); } } void FlatpakBackend::integrateRemote(FlatpakInstallation *flatpakInstallation, FlatpakRemote *remote) { Q_ASSERT(m_refreshAppstreamMetadataJobs != 0); FlatpakSource source(remote); if (!source.isEnabled() || flatpak_remote_get_noenumerate(remote)) { metadataRefreshed(); return; } const QString appstreamDirPath = source.appstreamDir(); const QString appstreamIconsPath = source.appstreamDir() + QLatin1String("/icons/"); const QString appDirFileName = appstreamDirPath + QLatin1String("/appstream.xml.gz"); if (!QFile::exists(appDirFileName)) { qWarning() << "No" << appDirFileName << "appstream metadata found for" << source.name(); metadataRefreshed(); return; } auto fw = new QFutureWatcher>(this); const auto sourceName = source.name(); connect(fw, &QFutureWatcher>::finished, this, [this, fw, flatpakInstallation, appstreamIconsPath, sourceName]() { const auto components = fw->result(); foreach (const AppStream::Component& appstreamComponent, components) { FlatpakResource *resource = new FlatpakResource(appstreamComponent, flatpakInstallation, this); resource->setIconPath(appstreamIconsPath); resource->setOrigin(sourceName); addResource(resource); } metadataRefreshed(); acquireFetching(false); fw->deleteLater(); }); acquireFetching(true); fw->setFuture(QtConcurrent::run(&m_threadPool, [appDirFileName]() -> QList { AppStream::Metadata metadata; metadata.setFormatStyle(AppStream::Metadata::FormatStyleCollection); AppStream::Metadata::MetadataError error = metadata.parseFile(appDirFileName, AppStream::Metadata::FormatKindXml); if (error != AppStream::Metadata::MetadataErrorNoError) { qWarning() << "Failed to parse appstream metadata: " << error; return {}; } return metadata.components(); })); } void FlatpakBackend::loadInstalledApps() { for (auto installation : qAsConst(m_installations)) { // Load installed applications and update existing resources with info from installed application if (!loadInstalledApps(installation)) { qWarning() << "Failed to load installed packages from installation" << installation; } } } bool FlatpakBackend::loadInstalledApps(FlatpakInstallation *flatpakInstallation) { Q_ASSERT(flatpakInstallation); g_autoptr(GError) localError = nullptr; g_autoptr(GPtrArray) refs = flatpak_installation_list_installed_refs(flatpakInstallation, m_cancellable, &localError); if (!refs) { qWarning() << "Failed to get list of installed refs for listing updates:" << localError->message; return false; } const QString pathExports = FlatpakResource::installationPath(flatpakInstallation) + QLatin1String("/exports/"); const QString pathApps = pathExports + QLatin1String("share/applications/"); for (uint i = 0; i < refs->len; i++) { FlatpakInstalledRef *ref = FLATPAK_INSTALLED_REF(g_ptr_array_index(refs, i)); const auto name = QLatin1String(flatpak_ref_get_name(FLATPAK_REF(ref))); if (name.endsWith(QLatin1String(".Debug")) || name.endsWith(QLatin1String(".Locale")) || name.endsWith(QLatin1String(".BaseApp")) || name.endsWith(QLatin1String(".Docs"))) continue; const auto res = getAppForInstalledRef(flatpakInstallation, ref); if (res) { res->setState(AbstractResource::Installed); continue; } AppStream::Component cid; AppStream::Metadata metadata; const QString fnDesktop = pathApps + name + QLatin1String(".desktop"); AppStream::Metadata::MetadataError error = metadata.parseFile(fnDesktop, AppStream::Metadata::FormatKindDesktopEntry); if (error != AppStream::Metadata::MetadataErrorNoError) { qDebug() << "Failed to parse appstream metadata:" << error << fnDesktop; cid.setId(QString::fromLatin1(flatpak_ref_get_name(FLATPAK_REF(ref)))); #if FLATPAK_CHECK_VERSION(1,1,2) cid.setName(QString::fromLatin1(flatpak_installed_ref_get_appdata_name(ref))); #endif } else cid = metadata.component(); FlatpakResource *resource = new FlatpakResource(cid, flatpakInstallation, this); resource->setIconPath(pathExports); resource->setState(AbstractResource::Installed); resource->setOrigin(QString::fromUtf8(flatpak_installed_ref_get_origin(ref))); resource->updateFromRef(FLATPAK_REF(ref)); addResource(resource); } return true; } void FlatpakBackend::loadLocalUpdates(FlatpakInstallation *flatpakInstallation) { g_autoptr(GError) localError = nullptr; g_autoptr(GPtrArray) refs = nullptr; refs = flatpak_installation_list_installed_refs(flatpakInstallation, m_cancellable, &localError); if (!refs) { qWarning() << "Failed to get list of installed refs for listing updates:" << localError->message; return; } for (uint i = 0; i < refs->len; i++) { FlatpakInstalledRef *ref = FLATPAK_INSTALLED_REF(g_ptr_array_index(refs, i)); const gchar *latestCommit = flatpak_installed_ref_get_latest_commit(ref); if (!latestCommit) { qWarning() << "Couldn't get latest commit for" << flatpak_ref_get_name(FLATPAK_REF(ref)); continue; } const gchar *commit = flatpak_ref_get_commit(FLATPAK_REF(ref)); if (g_strcmp0(commit, latestCommit) == 0) { continue; } FlatpakResource *resource = getAppForInstalledRef(flatpakInstallation, ref); if (resource) { resource->setState(AbstractResource::Upgradeable); updateAppSize(flatpakInstallation, resource); } } } void FlatpakBackend::loadRemoteUpdates(FlatpakInstallation* installation) { auto fw = new QFutureWatcher(this); connect(fw, &QFutureWatcher::finished, this, [this, installation, fw](){ auto refs = fw->result(); onFetchUpdatesFinished(installation, refs); fw->deleteLater(); + acquireFetching(false); }); + acquireFetching(true); fw->setFuture(QtConcurrent::run(&m_threadPool, [installation, this]() -> GPtrArray * { g_autoptr(GError) localError = nullptr; GPtrArray *refs = flatpak_installation_list_installed_refs_for_update(installation, m_cancellable, &localError); if (!refs) { qWarning() << "Failed to get list of installed refs for listing updates: " << localError->message; } return refs; })); } void FlatpakBackend::onFetchUpdatesFinished(FlatpakInstallation *flatpakInstallation, GPtrArray *updates) { if (!updates) { qWarning() << "could not get updates for" << flatpakInstallation; return; } g_autoptr(GPtrArray) fetchedUpdates = updates; for (uint i = 0; i < fetchedUpdates->len; i++) { FlatpakInstalledRef *ref = FLATPAK_INSTALLED_REF(g_ptr_array_index(fetchedUpdates, i)); FlatpakResource *resource = getAppForInstalledRef(flatpakInstallation, ref); if (resource) { resource->setState(AbstractResource::Upgradeable); updateAppSize(flatpakInstallation, resource); } else qWarning() << "could not find updated resource" << flatpak_ref_get_name(FLATPAK_REF(ref)) << m_resources.size(); } } bool FlatpakBackend::parseMetadataFromAppBundle(FlatpakResource *resource) { g_autoptr(FlatpakRef) ref = nullptr; g_autoptr(GError) localError = nullptr; AppStream::Bundle bundle = resource->appstreamComponent().bundle(AppStream::Bundle::KindFlatpak); // Get arch/branch/commit/name from FlatpakRef if (!bundle.isEmpty()) { ref = flatpak_ref_parse(bundle.id().toUtf8().constData(), &localError); if (!ref) { qWarning() << "Failed to parse" << bundle.id() << localError->message; return false; } else { resource->updateFromRef(ref); } } return true; } class FlatpakRefreshAppstreamMetadataJob : public QThread { Q_OBJECT public: FlatpakRefreshAppstreamMetadataJob(FlatpakInstallation *installation, FlatpakRemote *remote) : QThread() , m_cancellable(g_cancellable_new()) , m_installation(installation) , m_remote(remote) { connect(this, &FlatpakRefreshAppstreamMetadataJob::finished, this, &QObject::deleteLater); } ~FlatpakRefreshAppstreamMetadataJob() { g_object_unref(m_cancellable); } void cancel() { g_cancellable_cancel(m_cancellable); } void run() override { g_autoptr(GError) localError = nullptr; #if FLATPAK_CHECK_VERSION(0,9,4) // With Flatpak 0.9.4 we can use flatpak_installation_update_appstream_full_sync() providing progress reporting which we don't use at this moment, but still // better to use newer function in case the previous one gets deprecated if (!flatpak_installation_update_appstream_full_sync(m_installation, flatpak_remote_get_name(m_remote), nullptr, nullptr, nullptr, nullptr, m_cancellable, &localError)) { #else if (!flatpak_installation_update_appstream_sync(m_installation, flatpak_remote_get_name(m_remote), nullptr, nullptr, m_cancellable, &localError)) { #endif qWarning() << "Failed to refresh appstream metadata for " << flatpak_remote_get_name(m_remote) << ": " << (localError ? localError->message : ""); Q_EMIT jobRefreshAppstreamMetadataFailed(); } else { Q_EMIT jobRefreshAppstreamMetadataFinished(m_installation, m_remote); } } Q_SIGNALS: void jobRefreshAppstreamMetadataFailed(); void jobRefreshAppstreamMetadataFinished(FlatpakInstallation *installation, FlatpakRemote *remote); private: GCancellable *m_cancellable; FlatpakInstallation *m_installation; FlatpakRemote *m_remote; }; void FlatpakBackend::refreshAppstreamMetadata(FlatpakInstallation *installation, FlatpakRemote *remote) { FlatpakRefreshAppstreamMetadataJob *job = new FlatpakRefreshAppstreamMetadataJob(installation, remote); connect(job, &FlatpakRefreshAppstreamMetadataJob::jobRefreshAppstreamMetadataFailed, this, &FlatpakBackend::metadataRefreshed); connect(job, &FlatpakRefreshAppstreamMetadataJob::jobRefreshAppstreamMetadataFinished, this, &FlatpakBackend::integrateRemote); connect(job, &FlatpakRefreshAppstreamMetadataJob::finished, this, [this] { acquireFetching(false); }); acquireFetching(true); job->start(); } bool FlatpakBackend::setupFlatpakInstallations(GError **error) { if (qEnvironmentVariableIsSet("FLATPAK_TEST_MODE")) { const QString path = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + QLatin1String("/discover-flatpak-test"); qDebug() << "running flatpak backend on test mode" << path; g_autoptr(GFile) file = g_file_new_for_path(QFile::encodeName(path).constData()); m_installations << flatpak_installation_new_for_path(file, true, m_cancellable, error); return true; } GPtrArray *installations = flatpak_get_system_installations(m_cancellable, error); if (*error) { qWarning() << "Failed to call flatpak_get_system_installations:" << (*error)->message; } for (uint i = 0; installations && i < installations->len; i++) { m_installations << FLATPAK_INSTALLATION(g_ptr_array_index(installations, i)); } auto user = flatpak_installation_new_user(m_cancellable, error); if (user) { m_installations << user; } return !m_installations.isEmpty(); } void FlatpakBackend::updateAppInstalledMetadata(FlatpakInstalledRef *installedRef, FlatpakResource *resource) { // Update the rest resource->updateFromRef(FLATPAK_REF(installedRef)); resource->setInstalledSize(flatpak_installed_ref_get_installed_size(installedRef)); resource->setOrigin(QString::fromUtf8(flatpak_installed_ref_get_origin(installedRef))); if (resource->state() < AbstractResource::Installed) resource->setState(AbstractResource::Installed); } bool FlatpakBackend::updateAppMetadata(FlatpakInstallation* flatpakInstallation, FlatpakResource *resource) { if (resource->resourceType() != FlatpakResource::DesktopApp) { return true; } const QString path = resource->installPath() + QStringLiteral("/metadata"); if (QFile::exists(path)) { return updateAppMetadata(resource, path); } else { auto fw = new QFutureWatcher(this); connect(fw, &QFutureWatcher::finished, this, [this, flatpakInstallation, resource, fw]() { const auto metadata = fw->result(); if (!metadata.isEmpty()) onFetchMetadataFinished(flatpakInstallation, resource, metadata); fw->deleteLater(); }); fw->setFuture(QtConcurrent::run(&m_threadPool, &FlatpakRunnables::fetchMetadata, flatpakInstallation, resource)); // Return false to indicate we cannot continue (right now used only in updateAppSize()) return false; } } void FlatpakBackend::onFetchMetadataFinished(FlatpakInstallation *flatpakInstallation, FlatpakResource *resource, const QByteArray &metadata) { updateAppMetadata(resource, metadata); // Right now we attempt to update metadata for calculating the size so call updateSizeFromRemote() // as it's what we want. In future if there are other reason to update metadata we will need to somehow // distinguish betwen these calls updateAppSizeFromRemote(flatpakInstallation, resource); } bool FlatpakBackend::updateAppMetadata(FlatpakResource *resource, const QString &path) { // Parse the temporary file QSettings setting(path, QSettings::NativeFormat); setting.beginGroup(QLatin1String("Application")); // Set the runtime in form of name/arch/version which can be later easily parsed resource->setRuntime(setting.value(QLatin1String("runtime")).toString()); // TODO get more information? return true; } bool FlatpakBackend::updateAppMetadata(FlatpakResource *resource, const QByteArray &data) { //We just find the runtime with a regex, QSettings only can read from disk (and so does KConfig) const QRegularExpression rx(QStringLiteral("runtime=(.*)")); const auto match = rx.match(QString::fromUtf8(data)); if (!match.isValid()) { return false; } resource->setRuntime(match.captured(1)); return true; } bool FlatpakBackend::updateAppSize(FlatpakInstallation *flatpakInstallation, FlatpakResource *resource) { // Check if the size is already set, we should also distiguish between download and installed size, // right now it doesn't matter whether we get size for installed or not installed app, but if we // start making difference then for not installed app check download and install size separately if (resource->state() == AbstractResource::Installed) { // The size appears to be already set (from updateAppInstalledMetadata() apparently) if (resource->installedSize() > 0) { return true; } } else { if (resource->installedSize() > 0 && resource->downloadSize() > 0) { return true; } } // Check if we know the needed runtime which is needed for calculating the size if (resource->runtime().isEmpty()) { if (!updateAppMetadata(flatpakInstallation, resource)) { return false; } } return updateAppSizeFromRemote(flatpakInstallation, resource); } bool FlatpakBackend::updateAppSizeFromRemote(FlatpakInstallation *flatpakInstallation, FlatpakResource *resource) { // Calculate the runtime size if (resource->state() == AbstractResource::None && resource->resourceType() == FlatpakResource::DesktopApp) { auto runtime = getRuntimeForApp(resource); if (runtime) { // Re-check runtime state if case a new one was created updateAppState(flatpakInstallation, runtime); if (!runtime->isInstalled()) { if (!updateAppSize(flatpakInstallation, runtime)) { qWarning() << "Failed to get runtime size needed for total size of" << resource->name(); return false; } // Set required download size to include runtime size even now, in case we fail to // get the app size (e.g. when installing bundles where download size is 0) resource->setDownloadSize(runtime->downloadSize()); } } } if (resource->state() == AbstractResource::Installed) { g_autoptr(FlatpakInstalledRef) ref = nullptr; ref = getInstalledRefForApp(flatpakInstallation, resource); if (!ref) { qWarning() << "Failed to get installed size of" << resource->name(); return false; } resource->setInstalledSize(flatpak_installed_ref_get_installed_size(ref)); } else { if (resource->origin().isEmpty()) { qWarning() << "Failed to get size of" << resource->name() << " because of missing origin"; return false; } auto futureWatcher = new QFutureWatcher(this); connect(futureWatcher, &QFutureWatcher::finished, this, [this, resource, futureWatcher]() { auto value = futureWatcher->result(); if (value.valid) { onFetchSizeFinished(resource, value.downloadSize, value.installedSize); } else { resource->setPropertyState(FlatpakResource::DownloadSize, FlatpakResource::UnknownOrFailed); resource->setPropertyState(FlatpakResource::InstalledSize, FlatpakResource::UnknownOrFailed); } futureWatcher->deleteLater(); }); futureWatcher->setFuture(QtConcurrent::run(&m_threadPool, &FlatpakRunnables::fetchFlatpakSize, flatpakInstallation, resource)); } return true; } void FlatpakBackend::onFetchSizeFinished(FlatpakResource *resource, guint64 downloadSize, guint64 installedSize) { FlatpakResource *runtime = nullptr; if (resource->state() == AbstractResource::None && resource->resourceType() == FlatpakResource::DesktopApp) { runtime = getRuntimeForApp(resource); } if (runtime && !runtime->isInstalled()) { resource->setDownloadSize(runtime->downloadSize() + downloadSize); } else { resource->setDownloadSize(downloadSize); } resource->setInstalledSize(installedSize); } void FlatpakBackend::updateAppState(FlatpakInstallation *flatpakInstallation, FlatpakResource *resource) { FlatpakInstalledRef *ref = getInstalledRefForApp(flatpakInstallation, resource); if (ref) { // If the app is installed, we can set information about commit, arch etc. updateAppInstalledMetadata(ref, resource); } else { // TODO check if the app is actually still available resource->setState(AbstractResource::None); } } void FlatpakBackend::acquireFetching(bool f) { if (f) m_isFetching++; else m_isFetching--; if ((!f && m_isFetching==0) || (f && m_isFetching==1)) { emit fetchingChanged(); } if (m_isFetching==0) Q_EMIT initialized(); } int FlatpakBackend::updatesCount() const { return m_updater->updatesCount(); } bool FlatpakBackend::flatpakResourceLessThan(AbstractResource* l, AbstractResource* r) const { return (l->isInstalled() != r->isInstalled()) ? l->isInstalled() : (l->origin() != r->origin()) ? m_sources->originIndex(l->origin()) < m_sources->originIndex(r->origin()) : l < r; } ResultsStream * FlatpakBackend::search(const AbstractResourcesBackend::Filters &filter) { if (filter.resourceUrl.fileName().endsWith(QLatin1String(".flatpakrepo")) || filter.resourceUrl.fileName().endsWith(QLatin1String(".flatpakref")) || filter.resourceUrl.fileName().endsWith(QLatin1String(".flatpak"))) { auto stream = new ResultsStream(QStringLiteral("FlatpakStream-http-")+filter.resourceUrl.fileName()); FlatpakFetchRemoteResourceJob *fetchResourceJob = new FlatpakFetchRemoteResourceJob(filter.resourceUrl, this); connect(fetchResourceJob, &FlatpakFetchRemoteResourceJob::jobFinished, this, [fetchResourceJob, stream] (bool success, FlatpakResource *resource) { if (success) { Q_EMIT stream->resourcesFound({resource}); } stream->finish(); fetchResourceJob->deleteLater(); }); fetchResourceJob->start(); return stream; } else if(filter.resourceUrl.scheme() == QLatin1String("appstream")) { return findResourceByPackageName(filter.resourceUrl); } else if (!filter.resourceUrl.isEmpty() || (!filter.extends.isEmpty() && !m_extends.contains(filter.extends))) return new ResultsStream(QStringLiteral("FlatpakStream-void"), {}); auto stream = new ResultsStream(QStringLiteral("FlatpakStream")); auto f = [this, stream, filter] () { QVector ret; foreach(auto r, m_resources) { const bool matchById = filter.search.compare(r->appstreamId(), Qt::CaseInsensitive) == 0; if (r->type() == AbstractResource::Technical && filter.state != AbstractResource::Upgradeable && !matchById) { continue; } if (r->state() < filter.state) continue; if (!filter.extends.isEmpty() && !r->extends().contains(filter.extends)) continue; if (filter.search.isEmpty() || r->name().contains(filter.search, Qt::CaseInsensitive) || r->comment().contains(filter.search, Qt::CaseInsensitive) || matchById) { ret += r; } } auto f = [this](AbstractResource* l, AbstractResource* r) { return flatpakResourceLessThan(l,r); }; std::sort(ret.begin(), ret.end(), f); if (!ret.isEmpty()) Q_EMIT stream->resourcesFound(ret); stream->finish(); }; if (isFetching()) { connect(this, &FlatpakBackend::initialized, stream, f); } else { QTimer::singleShot(0, this, f); } return stream; } QVector FlatpakBackend::resourcesByAppstreamName(const QString& name) const { QVector resources; foreach(FlatpakResource* res, m_resources) { if (QString::compare(res->appstreamId(), name, Qt::CaseInsensitive)==0 || QString::compare(res->appstreamId(), name + QLatin1String(".desktop"), Qt::CaseInsensitive)==0) resources << res; } auto f = [this](AbstractResource* l, AbstractResource* r) { return flatpakResourceLessThan(l, r); }; std::sort(resources.begin(), resources.end(), f); return resources; } ResultsStream * FlatpakBackend::findResourceByPackageName(const QUrl &url) { if (url.scheme() == QLatin1String("appstream")) { if (url.host().isEmpty()) Q_EMIT passiveMessage(i18n("Malformed appstream url '%1'", url.toDisplayString())); else { auto stream = new ResultsStream(QStringLiteral("FlatpakStream")); auto f = [this, stream, url] () { const auto resources = resourcesByAppstreamName(url.host()); if (!resources.isEmpty()) Q_EMIT stream->resourcesFound(resources); stream->finish(); }; if (isFetching()) { connect(this, &FlatpakBackend::initialized, stream, f); } else { QTimer::singleShot(0, this, f); } return stream; } } return new ResultsStream(QStringLiteral("FlatpakStream-packageName-void"), {}); } AbstractBackendUpdater * FlatpakBackend::backendUpdater() const { return m_updater; } AbstractReviewsBackend * FlatpakBackend::reviewsBackend() const { return m_reviews.data(); } Transaction* FlatpakBackend::installApplication(AbstractResource *app, const AddonList &addons) { Q_UNUSED(addons); FlatpakResource *resource = qobject_cast(app); if (resource->resourceType() == FlatpakResource::Source) { // Let source backend handle this FlatpakRemote *remote = m_sources->installSource(resource); if (remote) { resource->setState(AbstractResource::Installed); m_refreshAppstreamMetadataJobs++; // Make sure we update appstream metadata first // FIXME we have to let flatpak to return the remote as the one created by FlatpakSourcesBackend will not have appstream directory refreshAppstreamMetadata(preferredInstallation(), flatpak_installation_get_remote_by_name(preferredInstallation(), flatpak_remote_get_name(remote), nullptr, nullptr)); } return nullptr; } FlatpakJobTransaction *transaction = new FlatpakJobTransaction(resource, Transaction::InstallRole); connect(transaction, &FlatpakJobTransaction::statusChanged, this, [this, resource] (Transaction::Status status) { if (status == Transaction::Status::DoneStatus) { FlatpakInstallation *installation = resource->installation(); updateAppState(installation, resource); } }); return transaction; } Transaction* FlatpakBackend::installApplication(AbstractResource *app) { return installApplication(app, {}); } Transaction* FlatpakBackend::removeApplication(AbstractResource *app) { FlatpakResource *resource = qobject_cast(app); if (resource->resourceType() == FlatpakResource::Source) { // Let source backend handle this if (m_sources->removeSource(resource->flatpakName())) { resource->setState(AbstractResource::None); } return nullptr; } FlatpakInstallation *installation = resource->installation(); FlatpakJobTransaction *transaction = new FlatpakJobTransaction(resource, Transaction::RemoveRole); connect(transaction, &FlatpakJobTransaction::statusChanged, this, [this, installation, resource] (Transaction::Status status) { if (status == Transaction::Status::DoneStatus) { updateAppSize(installation, resource); } }); return transaction; } void FlatpakBackend::checkForUpdates() { for (auto installation : qAsConst(m_installations)) { // Load local updates, comparing current and latest commit loadLocalUpdates(installation); // Load updates from remote repositories loadRemoteUpdates(installation); } } QString FlatpakBackend::displayName() const { return QStringLiteral("Flatpak"); } #include "FlatpakBackend.moc" diff --git a/libdiscover/resources/StandardBackendUpdater.cpp b/libdiscover/resources/StandardBackendUpdater.cpp index 93420c33..c2c71eb5 100644 --- a/libdiscover/resources/StandardBackendUpdater.cpp +++ b/libdiscover/resources/StandardBackendUpdater.cpp @@ -1,290 +1,289 @@ /* * Copyright (C) 2012 Aleix Pol Gonzalez * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Library/Lesser General Public License * version 2, or (at your option) any later version, as published by the * Free Software Foundation * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details * * You should have received a copy of the GNU Library/Lesser General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include #include #include #include "ResourcesModel.h" #include #include #include #include #include "libdiscover_debug.h" #include "utils.h" #include #include StandardBackendUpdater::StandardBackendUpdater(AbstractResourcesBackend* parent) : AbstractBackendUpdater(parent) , m_backend(parent) , m_settingUp(false) , m_progress(0) , m_lastUpdate(QDateTime()) { connect(m_backend, &AbstractResourcesBackend::fetchingChanged, this, &StandardBackendUpdater::refreshUpdateable); connect(m_backend, &AbstractResourcesBackend::resourcesChanged, this, &StandardBackendUpdater::resourcesChanged); connect(m_backend, &AbstractResourcesBackend::resourceRemoved, this, [this](AbstractResource* resource){ m_upgradeable.remove(resource); m_toUpgrade.remove(resource); }); connect(TransactionModel::global(), &TransactionModel::transactionRemoved, this, &StandardBackendUpdater::transactionRemoved); connect(TransactionModel::global(), &TransactionModel::transactionAdded, this, &StandardBackendUpdater::transactionAdded); m_timer.setSingleShot(true); m_timer.setInterval(10); connect(&m_timer, &QTimer::timeout, this, &StandardBackendUpdater::refreshUpdateable); } void StandardBackendUpdater::resourcesChanged(AbstractResource* res, const QVector& props) { if (props.contains("state") && (res->state() == AbstractResource::Upgradeable || m_upgradeable.contains(res))) m_timer.start(); } bool StandardBackendUpdater::hasUpdates() const { return !m_upgradeable.isEmpty(); } void StandardBackendUpdater::start() { m_settingUp = true; emit progressingChanged(true); setProgress(0); auto upgradeList = m_toUpgrade.toList(); std::sort(upgradeList.begin(), upgradeList.end(), [](const AbstractResource* a, const AbstractResource* b){ return a->name() < b->name(); }); const bool couldCancel = m_canCancel; foreach(AbstractResource* res, upgradeList) { m_pendingResources += res; auto t = m_backend->installApplication(res); t->setVisible(false); t->setProperty("updater", QVariant::fromValue(this)); connect(t, &Transaction::downloadSpeedChanged, this, [this](){ Q_EMIT downloadSpeedChanged(downloadSpeed()); }); connect(this, &StandardBackendUpdater::cancelTransaction, t, &Transaction::cancel); TransactionModel::global()->addTransaction(t); m_canCancel |= t->isCancellable(); } if (m_canCancel != couldCancel) { Q_EMIT cancelableChanged(m_canCancel); } m_settingUp = false; if(m_pendingResources.isEmpty()) { cleanup(); } else { setProgress(1); } } void StandardBackendUpdater::cancel() { Q_EMIT cancelTransaction(); } void StandardBackendUpdater::transactionAdded(Transaction* newTransaction) { if (!m_pendingResources.contains(newTransaction->resource())) return; connect(newTransaction, &Transaction::progressChanged, this, &StandardBackendUpdater::transactionProgressChanged); connect(newTransaction, &Transaction::statusChanged, this, &StandardBackendUpdater::transactionProgressChanged); } AbstractBackendUpdater::State toUpdateState(Transaction* t) { switch(t->status()) { case Transaction::SetupStatus: case Transaction::QueuedStatus: return AbstractBackendUpdater::None; case Transaction::DownloadingStatus: return AbstractBackendUpdater::Downloading; case Transaction::CommittingStatus: return AbstractBackendUpdater::Installing; case Transaction::DoneStatus: case Transaction::DoneWithErrorStatus: case Transaction::CancelledStatus: return AbstractBackendUpdater::Done; } Q_UNREACHABLE(); } void StandardBackendUpdater::transactionProgressChanged() { Transaction* t = qobject_cast(sender()); Q_EMIT resourceProgressed(t->resource(), t->progress(), toUpdateState(t)); refreshProgress(); } void StandardBackendUpdater::transactionRemoved(Transaction* t) { const bool fromOurBackend = t->resource() && t->resource()->backend()==m_backend; if (!fromOurBackend) { return; } const bool found = fromOurBackend && m_pendingResources.remove(t->resource()); if(found && !m_settingUp) { refreshProgress(); if(m_pendingResources.isEmpty()) { cleanup(); } } refreshUpdateable(); } void StandardBackendUpdater::refreshProgress() { int allProgresses = (m_toUpgrade.size() - m_pendingResources.size()) * 100; for (auto t: transactions()) { allProgresses += t->progress(); } setProgress(allProgresses / m_toUpgrade.size()); - qDebug() << allProgresses << m_toUpgrade.size() << (m_toUpgrade.size() - m_pendingResources.size()) << progress(); } void StandardBackendUpdater::refreshUpdateable() { if (m_backend->isFetching() || !m_backend->isValid()) { return; } if (isProgressing()) { m_timer.start(1000); return; } m_settingUp = true; Q_EMIT progressingChanged(true); AbstractResourcesBackend::Filters f; f.state = AbstractResource::Upgradeable; m_upgradeable.clear(); auto r = m_backend->search(f); connect(r, &ResultsStream::resourcesFound, this, [this](const QVector &resources){ for(auto res : resources) if (res->state() == AbstractResource::Upgradeable) m_upgradeable.insert(res); }); connect(r, &ResultsStream::destroyed, this, [this](){ m_settingUp = false; Q_EMIT updatesCountChanged(updatesCount()); Q_EMIT progressingChanged(false); }); } qreal StandardBackendUpdater::progress() const { return m_progress; } void StandardBackendUpdater::setProgress(qreal p) { if(p>m_progress || p<0) { m_progress = p; emit progressChanged(p); } } void StandardBackendUpdater::prepare() { m_lastUpdate = QDateTime::currentDateTime(); m_toUpgrade = m_upgradeable; } int StandardBackendUpdater::updatesCount() const { return m_upgradeable.count(); } void StandardBackendUpdater::addResources(const QList< AbstractResource* >& apps) { Q_ASSERT(m_upgradeable.contains(apps.toSet())); m_toUpgrade += apps.toSet(); } void StandardBackendUpdater::removeResources(const QList< AbstractResource* >& apps) { Q_ASSERT(m_upgradeable.contains(apps.toSet())); Q_ASSERT(m_toUpgrade.contains(apps.toSet())); m_toUpgrade -= apps.toSet(); } void StandardBackendUpdater::cleanup() { m_lastUpdate = QDateTime::currentDateTime(); m_toUpgrade.clear(); refreshUpdateable(); emit progressingChanged(false); } QList StandardBackendUpdater::toUpdate() const { return m_toUpgrade.toList(); } bool StandardBackendUpdater::isMarked(AbstractResource* res) const { return m_toUpgrade.contains(res); } QDateTime StandardBackendUpdater::lastUpdate() const { return m_lastUpdate; } bool StandardBackendUpdater::isCancelable() const { return m_canCancel; } bool StandardBackendUpdater::isProgressing() const { return m_settingUp || !m_pendingResources.isEmpty(); } double StandardBackendUpdater::updateSize() const { double ret = 0.; for(AbstractResource* res: m_toUpgrade) { ret += res->size(); } return ret; } QVector StandardBackendUpdater::transactions() const { const auto trans = TransactionModel::global()->transactions(); return kFilter>(trans, [this](Transaction* t) { return t->property("updater").value() == this; }); } quint64 StandardBackendUpdater::downloadSpeed() const { quint64 ret = 0; const auto trans = transactions(); for(Transaction* t: trans) { ret += t->downloadSpeed(); } return ret; }