Check if local folder is proper and set error stat accordingly.

src/mirall/folder.cpp

@@ -70,18 +70,47 @@ Folder::Folder(const QString &alias, const QString &path, const QString& secondP
     _online = true;
 #endif
 
-    _pathWatcher = new QFileSystemWatcher(this);
-    _pathWatcher->addPath( _path );
-    connect(_pathWatcher, SIGNAL(directoryChanged(QString)),SLOT(slotLocalPathChanged(QString)));
-
     _syncResult.setStatus( SyncResult::NotYetStarted );
 
+    // check if the local path exists
+    checkLocalPath();
+
 }
 
 Folder::~Folder()
 {
 }
 
+void Folder::checkLocalPath()
+{
+    QFileInfo fi(_path);
+
+    if( fi.isDir() && fi.isReadable() ) {
+        qDebug() << "Checked local path ok";
+    } else {
+        _syncResult.setStatus( SyncResult::SetupError );
+        setSyncEnabled(false);
+
+        if( !fi.exists() ) {
+            _syncResult.setErrorString(tr("The local folder %1 does not exist.").arg(_path));
+        } else {
+            if( !fi.isDir() ) {
+                _syncResult.setErrorString(tr("Path %1 should be a directory but is not.").arg(_path));
+            } else if( !fi.isReadable() ) {
+                _syncResult.setErrorString(tr("Path %1 is not readable.").arg(_path));
+            }
+        }
+    }
+
+    // if all is fine, connect a FileSystemWatcher
+    if( _syncResult.status() != SyncResult::SetupError ) {
+        _pathWatcher = new QFileSystemWatcher(this);
+        _pathWatcher->addPath( _path );
+        connect(_pathWatcher, SIGNAL(directoryChanged(QString)),
+                SLOT(slotLocalPathChanged(QString)));
+    }
+}
+
 QString Folder::alias() const
 {
     return _alias;

src/mirall/folder.h

@@ -192,6 +192,8 @@ private:
      */
     void evaluateSync(const QStringList &pathList);
 
+    virtual void checkLocalPath();
+
     QString   _path;
     QString   _secondPath;
     QString   _alias;

src/mirall/folderman.cpp

@@ -169,14 +169,6 @@ Folder* FolderMan::setupFolderFromConfigFile(const QString &file) {
     settings.beginGroup( escapedAlias ); // read the group with the same name as the file which is the folder alias
 
     QString path = settings.value(QLatin1String("localpath")).toString();
-    if ( path.isNull() || !QFileInfo( path ).isDir() ) {
-        qWarning() << "    `->" << path << "does not exist. Skipping folder" << file;
-        // _tray->showMessage(tr("Unknown folder"),
-        //                    tr("Folder %1 does not exist").arg(path.toString()),
-        //                    QSystemTrayIcon::Critical);
-        return folder;
-    }
-
     QString backend = settings.value(QLatin1String("backend")).toString();
     QString targetPath = settings.value( QLatin1String("targetPath") ).toString();
     // QString connection = settings.value( QLatin1String("connection") ).toString();