1 files changed, 167 insertions, 0 deletions
diff --git a/src/ui/thread/VersionCheckTask.cpp b/src/ui/thread/VersionCheckTask.cpp
new file mode 100644
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+++ b/src/ui/thread/VersionCheckTask.cpp
@@ -0,0 +1,167 @@
+/**
+ * Copyright (C) 2021 Saturneric
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend 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 GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric<[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "VersionCheckTask.h"
+
+#include <QMetaType>
+#include <memory>
+
+#include "GpgFrontendBuildInfo.h"
+
+namespace GpgFrontend::UI {
+
+VersionCheckTask::VersionCheckTask()
+    : network_manager_(new QNetworkAccessManager(this)),
+      current_version_(std::string("v") + std::to_string(VERSION_MAJOR) + "." +
+                       std::to_string(VERSION_MINOR) + "." +
+                       std::to_string(VERSION_PATCH)) {
+  qRegisterMetaType<SoftwareVersion>("SoftwareVersion");
+  version_.current_version = current_version_;
+}
+
+void VersionCheckTask::Run() {
+  SetFinishAfterRun(false);
+
+  try {
+    using namespace nlohmann;
+    LOG(INFO) << "current version" << current_version_;
+    std::string latest_version_url =
+        "https://api.github.com/repos/saturneric/gpgfrontend/releases/latest";
+
+    QNetworkRequest latest_request;
+    latest_request.setUrl(QUrl(latest_version_url.c_str()));
+    latest_reply_ = network_manager_->get(latest_request);
+    connect(latest_reply_, &QNetworkReply::finished, this,
+            &VersionCheckTask::slot_parse_latest_version_info);
+
+    // loading done
+    version_.load_info_done = true;
+
+  } catch (...) {
+    emit SignalTaskFinished();
+  }
+}
+
+void VersionCheckTask::slot_parse_latest_version_info() {
+  version_.current_version = current_version_;
+
+  try {
+    if (latest_reply_ == nullptr ||
+        latest_reply_->error() != QNetworkReply::NoError) {
+      LOG(ERROR) << "latest version request error";
+      version_.latest_version = current_version_;
+    } else {
+      latest_reply_bytes_ = latest_reply_->readAll();
+
+      auto latest_reply_json =
+          nlohmann::json::parse(latest_reply_bytes_.toStdString());
+
+      std::string latest_version = latest_reply_json["tag_name"];
+
+      LOG(INFO) << "latest version from Github" << latest_version;
+
+      QRegularExpression re(R"(^[vV](\d+\.)?(\d+\.)?(\*|\d+))");
+      auto version_match = re.match(latest_version.c_str());
+      if (version_match.hasMatch()) {
+        latest_version = version_match.captured(0).toStdString();
+        LOG(INFO) << "latest version matched" << latest_version;
+      } else {
+        latest_version = current_version_;
+        LOG(WARNING) << "latest version unknown";
+      }
+
+      bool prerelease = latest_reply_json["prerelease"],
+           draft = latest_reply_json["draft"];
+      std::string publish_date = latest_reply_json["published_at"];
+      std::string release_note = latest_reply_json["body"];
+      version_.latest_version = latest_version;
+      version_.latest_prerelease = prerelease;
+      version_.latest_draft = draft;
+      version_.publish_date = publish_date;
+      version_.release_note = release_note;
+    }
+  } catch (...) {
+    LOG(INFO) << "error occurred";
+    version_.load_info_done = false;
+  }
+
+  if (latest_reply_ != nullptr) {
+    latest_reply_->deleteLater();
+  }
+
+  try {
+    std::string current_version_url =
+        "https://api.github.com/repos/saturneric/gpgfrontend/releases/tags/" +
+        current_version_;
+
+    QNetworkRequest current_request;
+    current_request.setUrl(QUrl(current_version_url.c_str()));
+    current_reply_ = network_manager_->get(current_request);
+
+    connect(current_reply_, &QNetworkReply::finished, this,
+            &VersionCheckTask::slot_parse_current_version_info);
+  } catch (...) {
+    LOG(ERROR) << "current version request create error";
+    emit SignalTaskFinished();
+  }
+}
+
+void VersionCheckTask::slot_parse_current_version_info() {
+  try {
+    if (current_reply_ == nullptr ||
+        current_reply_->error() != QNetworkReply::NoError) {
+      LOG(ERROR) << "current version request network error";
+      version_.current_version_found = false;
+    } else {
+      version_.current_version_found = true;
+      current_reply_bytes_ = current_reply_->readAll();
+      LOG(INFO) << "current version" << current_reply_bytes_.size();
+      auto current_reply_json =
+          nlohmann::json::parse(current_reply_bytes_.toStdString());
+      bool current_prerelease = current_reply_json["prerelease"],
+           current_draft = current_reply_json["draft"];
+      version_.latest_prerelease = current_prerelease;
+      version_.latest_draft = current_draft;
+      version_.load_info_done = true;
+    }
+  } catch (...) {
+    LOG(INFO) << "error occurred";
+    version_.load_info_done = false;
+  }
+
+  LOG(INFO) << "current version parse done" << version_.current_version_found;
+
+  if (current_reply_ != nullptr) {
+    current_reply_->deleteLater();
+  }
+
+  emit SignalUpgradeVersion(version_);
+  emit SignalTaskFinished();
+}
+
+}  // namespace GpgFrontend::UI