Clean up code

src/base/filesystemwatcher.cpp

@@ -30,6 +30,8 @@
 
 #include <QtGlobal>
 
+#include <chrono>
+
 #if defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
 #include <cstring>
 #include <sys/mount.h>
@@ -42,9 +44,11 @@
 #include "base/logger.h"
 #include "base/utils/fs.h"
 
+using namespace std::chrono_literals;
+
 namespace
 {
-    const int WATCH_INTERVAL = 10000; // 10 sec
+    const std::chrono::duration WATCH_INTERVAL = 10s;
     const int MAX_PARTIAL_RETRIES = 5;
 }
 

src/base/filesystemwatcher.h

@@ -31,7 +31,6 @@
 #include <QDir>
 #include <QFileSystemWatcher>
 #include <QHash>
-#include <QtContainerFwd>
 #include <QTimer>
 #include <QVector>
 
@@ -39,9 +38,10 @@
  * Subclassing QFileSystemWatcher in order to support Network File
  * System watching (NFS, CIFS) on Linux and Mac OS.
  */
-class FileSystemWatcher : public QFileSystemWatcher
+class FileSystemWatcher final : public QFileSystemWatcher
 {
     Q_OBJECT
+    Q_DISABLE_COPY(FileSystemWatcher)
 
 public:
     explicit FileSystemWatcher(QObject *parent = nullptr);
@@ -53,7 +53,7 @@ public:
 signals:
     void torrentsAdded(const QStringList &pathList);
 
-protected slots:
+private slots:
     void scanLocalFolder(const QString &path);
     void processPartialTorrents();
     void scanNetworkFolders();

src/webui/api/appcontroller.cpp

@@ -394,15 +394,14 @@ void AppController::setPreferencesAction()
     if (hasKey("scan_dirs"))
     {
         const QVariantHash nativeDirs = it.value().toHash();
-        QVariantHash oldScanDirs = pref->getScanDirs();
+        const QVariantHash oldScanDirs = pref->getScanDirs();
         QVariantHash scanDirs;
         ScanFoldersModel *model = ScanFoldersModel::instance();
+
         for (auto i = nativeDirs.cbegin(); i != nativeDirs.cend(); ++i)
         {
-            QString folder = Utils::Fs::toUniformPath(i.key());
-            int downloadType;
+            int downloadType = 0;
             QString downloadPath;
-            ScanFoldersModel::PathStatus ec;
             if (i.value().type() == QVariant::String)
             {
                 downloadType = ScanFoldersModel::CUSTOM_LOCATION;
@@ -411,23 +410,17 @@ void AppController::setPreferencesAction()
             else
             {
                 downloadType = i.value().toInt();
-                downloadPath = (downloadType == ScanFoldersModel::DEFAULT_LOCATION) ? "Default folder" : "Watch folder";
+                downloadPath = (downloadType == ScanFoldersModel::DEFAULT_LOCATION)
+                    ? QLatin1String("Default folder")
+                    : QLatin1String("Watch folder");
             }
 
-            if (!oldScanDirs.contains(folder))
-                ec = model->addPath(folder, static_cast<ScanFoldersModel::PathType>(downloadType), downloadPath);
-            else
-                ec = model->updatePath(folder, static_cast<ScanFoldersModel::PathType>(downloadType), downloadPath);
-
+            const QString folder = Utils::Fs::toUniformPath(i.key());
+            const ScanFoldersModel::PathStatus ec = !oldScanDirs.contains(folder)
+                ? model->addPath(folder, static_cast<ScanFoldersModel::PathType>(downloadType), downloadPath)
+                : model->updatePath(folder, static_cast<ScanFoldersModel::PathType>(downloadType), downloadPath);
             if (ec == ScanFoldersModel::Ok)
-            {
-                scanDirs.insert(folder, (downloadType == ScanFoldersModel::CUSTOM_LOCATION) ? QVariant(downloadPath) : QVariant(downloadType));
-                qDebug("New watched folder: %s to %s", qUtf8Printable(folder), qUtf8Printable(downloadPath));
-            }
-            else
-            {
-                qDebug("Watched folder %s failed with error %d", qUtf8Printable(folder), ec);
-            }
+                scanDirs.insert(folder, ((downloadType == ScanFoldersModel::CUSTOM_LOCATION) ? QVariant(downloadPath) : QVariant(downloadType)));
         }
 
         // Update deleted folders
@@ -435,11 +428,9 @@ void AppController::setPreferencesAction()
         {
             const QString &folder = i.key();
             if (!scanDirs.contains(folder))
-            {
                 model->removePath(folder);
-                qDebug("Removed watched folder %s", qUtf8Printable(folder));
-            }
         }
+
         pref->setScanDirs(scanDirs);
     }
     // Email notification upon download completion

src/webui/www/private/views/preferences.html

@@ -1283,7 +1283,7 @@
         };
 
         // Downloads tab
-        const WatchedFoldersTable = new HtmlTable($("watched_folders_tab"));
+        const watchedFoldersTable = new HtmlTable($("watched_folders_tab"));
 
         const updateTempDirEnabled = function() {
             const isTempDirEnabled = $('temppath_checkbox').getProperty('checked');
@@ -1334,7 +1334,7 @@
                 + "</select>"
                 + "<input id='cb_watch_txt_" + pos + "' type='text' " + (disableInput ? "hidden " : "") + "/></div>";
 
-            WatchedFoldersTable.push([myinput, mycb]);
+            watchedFoldersTable.push([myinput, mycb]);
             $('cb_watch_' + pos).setProperty('value', sel);
             if (disableInput) {
                 const elt = $('cb_watch_' + pos);
@@ -1349,14 +1349,14 @@
             for (let i = 0; i < nb_folders; ++i) {
                 const fpath = $('text_watch_' + i).getProperty('value').trim();
                 if (fpath.length > 0) {
-                    let other;
                     const sel = $('cb_watch_' + i).getProperty('value').trim();
-                    if (sel == "other") {
+
+                    let other;
+                    if (sel == "other")
                         other = $('cb_watch_txt_' + i).getProperty('value').trim();
-                    }
-                    else {
-                        other = (sel == "watch_folder") ? 0 : 1;
-                    }
+                    else
+                        other = (sel === "watch_folder") ? 0 : 1;
+
                     folders.set(fpath, other);
                 }
             }