fix: check for portable updater before running it (#6801)

Reviewed-by: pajlada <rasmus.karlsson@pajlada.com>

CHANGELOG.md

@@ -54,6 +54,7 @@
 - Bugfix: Disable "Sort Tabs Alphabetically" action when notebook layout is locked. (#6710)
 - Bugfix: Fix highlight mentions not updating when username changes. (#6723, #6739)
 - Bugfix: Fixed Return and Enter being treated as different keys on Mac OS. (#6726)
+- Bugfix: Fixed portable updates not showing an error if the updater is not present. (#6801)
 - Dev: Nightly builds are now defined through a build flag rather than the Modes file. (#6798)
 - Dev: Update release documentation. (#6498)
 - Dev: Make code sanitizers opt in with the `CHATTERINO_SANITIZER_SUPPORT` CMake option. After that's enabled, use the `SANITIZE_*` flag to enable individual sanitizers. (#6493)

src/singletons/Updates.cpp

@@ -198,10 +198,19 @@ void Updates::installUpdates()
                 file.flush();
                 file.close();
 
-                QProcess::startDetached(
-                    combinePath(QCoreApplication::applicationDirPath(),
-                                "updater.1/ChatterinoUpdater.exe"),
-                    {filename, "restart"});
+                auto updaterPath = Updates::portableUpdaterPath();
+                if (!QFile::exists(updaterPath))
+                {
+                    this->setStatus_(MissingPortableUpdater);
+                    return;
+                }
+                bool ok =
+                    QProcess::startDetached(updaterPath, {filename, "restart"});
+                if (!ok)
+                {
+                    this->setStatus_(RunUpdaterFailed);
+                    return;
+                }
 
                 QApplication::exit(0);
             })
@@ -399,6 +408,12 @@ Updates::Status Updates::getStatus() const
     return this->status_;
 }
 
+QString Updates::portableUpdaterPath()
+{
+    return combinePath(QCoreApplication::applicationDirPath(),
+                       "updater.1/ChatterinoUpdater.exe");
+}
+
 bool Updates::shouldShowUpdateButton() const
 {
     switch (this->getStatus())
@@ -422,6 +437,8 @@ bool Updates::isError() const
         case SearchFailed:
         case DownloadFailed:
         case WriteFileFailed:
+        case MissingPortableUpdater:
+        case RunUpdaterFailed:
             return true;
 
         default:

src/singletons/Updates.hpp

@@ -36,6 +36,8 @@ public:
         Downloading,
         DownloadFailed,
         WriteFileFailed,
+        MissingPortableUpdater,
+        RunUpdaterFailed,
     };
 
     static bool isDowngradeOf(const QString &online, const QString &current);
@@ -51,6 +53,8 @@ public:
     void installUpdates();
     Status getStatus() const;
 
+    static QString portableUpdaterPath();
+
     bool shouldShowUpdateButton() const;
     bool isError() const;
     bool isDowngrade() const;

src/widgets/dialogs/UpdateDialog.cpp

@@ -97,6 +97,18 @@ void UpdateDialog::updateStatusChanged(Updates::Status status)
         }
         break;
 
+        case Updates::MissingPortableUpdater: {
+            this->ui_.label->setText("The portable updater (expected in " %
+                                     Updates::portableUpdaterPath() %
+                                     ") was not found.");
+        }
+        break;
+
+        case Updates::RunUpdaterFailed: {
+            this->ui_.label->setText("Failed to run the updater.");
+        }
+        break;
+
         default:;
     }
 }