move check_privilege.* to main

scwx-qt/source/scwx/qt/main/check_privilege.cpp

@@ -0,0 +1,135 @@
+#include "scwx/qt/settings/general_settings.hpp"
+#include "scwx/qt/main/check_privilege.hpp"
+#include <QtGlobal>
+#include <QStandardPaths>
+#include <filesystem>
+#include <QObject>
+#include <QMessageBox>
+#include <QCheckBox>
+
+#ifdef _WIN32
+#   include <windows.h>
+#else
+#   include <unistd.h>
+#endif
+
+namespace scwx::qt::main
+{
+
+bool is_high_privilege()
+{
+#if defined(_WIN32)
+   bool            isAdmin = false;
+   HANDLE          token   = NULL;
+   TOKEN_ELEVATION elevation;
+   DWORD           elevationSize = sizeof(TOKEN_ELEVATION);
+
+   if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token))
+   {
+      return false;
+   }
+   if (!GetTokenInformation(
+          token, TokenElevation, &elevation, elevationSize, &elevationSize))
+   {
+      CloseHandle(token);
+      return false;
+   }
+   isAdmin = elevation.TokenIsElevated;
+   CloseHandle(token);
+   return isAdmin;
+#elif defined(Q_OS_UNIX)
+   // On UNIX root is always uid 0. On Linux this is enforced by the kernel.
+   return geteuid() == 0;
+#else
+   return false;
+#endif
+}
+
+#if defined(_WIN32)
+static const QString message = QObject::tr(
+   "Supercell Wx has been run with administrator permissions. It is "
+   "recommended to run it without administrator permissions Do you wish to "
+   "continue?");
+#elif defined(Q_OS_UNIX)
+static const QString message = QObject::tr(
+   "Supercell Wx has been run as root. It is recommended to run it as a normal "
+   "user. Do you wish to continue?");
+#else
+static const QString message = QObject::tr("");
+#endif
+
+static const QString title   = QObject::tr("Supercell Wx");
+static const QString checkBoxText =
+   QObject::tr("Do not show this warning again.");
+
+class PrivilegeChecker::Impl
+{
+public:
+   explicit Impl() :
+       highPrivilege_ {is_high_privilege()},
+       dialog_ {QMessageBox::Icon::Warning, title, message},
+       checkBox_(new QCheckBox(checkBoxText, &dialog_))
+   {
+      const std::string appDataPath {
+         QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+            .toStdString()};
+      hasAppData_ = std::filesystem::exists(appDataPath);
+
+      dialog_.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+      dialog_.setDefaultButton(QMessageBox::No);
+      dialog_.setCheckBox(checkBox_);
+   };
+
+   bool hasAppData_;
+   bool firstCheckCheckBoxState_ {true};
+   bool highPrivilege_;
+
+   QMessageBox dialog_;
+   QCheckBox*  checkBox_;
+};
+
+PrivilegeChecker::PrivilegeChecker() : p(std::make_unique<PrivilegeChecker::Impl>())
+{
+}
+
+PrivilegeChecker::~PrivilegeChecker() = default;
+
+bool PrivilegeChecker::first_check()
+{
+   if (p->hasAppData_ || !p->highPrivilege_)
+   {
+      return false;
+   }
+
+   int result = p->dialog_.exec();
+   p->firstCheckCheckBoxState_ = p->checkBox_->isChecked();
+
+   return result != QMessageBox::Yes;
+}
+
+bool PrivilegeChecker::second_check()
+{
+   auto& highPrivilegeWarningEnabled =
+      settings::GeneralSettings::Instance().high_privilege_warning_enabled();
+   if (!highPrivilegeWarningEnabled.GetValue() || !p->highPrivilege_)
+   {
+      return false;
+   }
+   else if (!p->hasAppData_)
+   {
+      highPrivilegeWarningEnabled.StageValue(!p->firstCheckCheckBoxState_);
+      return false;
+   }
+
+   switch (p->dialog_.exec())
+   {
+   case QMessageBox::Yes:
+      highPrivilegeWarningEnabled.StageValue(!p->checkBox_->isChecked());
+      return false;
+   case QMessageBox::No:
+   default:
+      return true;
+   }
+}
+
+} // namespace scwx::qt::main