Move downloads folder detection code from preferences.h to misc.cpp

src/misc.cpp

@@ -37,6 +37,7 @@
 #include <QByteArray>
 #include <QDebug>
 #include <QProcess>
+#include <QSettings>
 #include <boost/filesystem/operations.hpp>
 
 #ifdef DISABLE_GUI
@@ -59,6 +60,8 @@ const int UNLEN = 256;
 #ifdef Q_WS_MAC
 #include <CoreServices/CoreServices.h>
 #include <Carbon/Carbon.h>
+#include <Cocoa/Cocoa.h>
+#include <NSPathUtilities.h>
 #endif
 
 #ifdef Q_WS_WIN
@@ -101,7 +104,9 @@ QString misc::QDesktopServicesDataLocation() {
   return result;
 #else
 #ifdef Q_WS_MAC
-  // http://developer.apple.com/documentation/Carbon/Reference/Folder_Manager/Reference/reference.html
+  // http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Miscellaneous/Foundation_Functions/Reference/reference.html
+  NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
+  NSString *dataDirectory =
   FSRef ref;
   OSErr err = FSFindFolder(kUserDomain, kApplicationSupportFolderType, false, &ref);
   if (err)
@@ -149,6 +154,54 @@ QString misc::QDesktopServicesCacheLocation() {
 #endif
 }
 
+QString misc::QDesktopServicesDownloadLocation() {
+#ifdef Q_WS_WIN
+  // TODO: Use IKnownFolderManager to get path of FOLDERID_Downloads
+  // instead of hardcoding "Downloads"
+  return QDir(QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation)).absoluteFilePath(tr("Downloads")).toString();
+#endif
+
+#ifdef Q_WS_X11
+  QString save_path;
+  // Default save path on Linux
+  QString config_path = QString::fromLocal8Bit(qgetenv("XDG_CONFIG_HOME").constData());
+  if (config_path.isEmpty())
+    config_path = QDir::home().absoluteFilePath(".config");
+
+  QString user_dirs_file = config_path + "/user-dirs.dirs";
+  if (QFile::exists(user_dirs_file)) {
+    QSettings settings(user_dirs_file, QSettings::IniFormat);
+    QString xdg_download_dir = settings.value("XDG_DOWNLOAD_DIR").toString();
+    if (!xdg_download_dir.isEmpty()) {
+      // Resolve $HOME environment variables
+      xdg_download_dir.replace("$HOME", QDir::homePath());
+      save_path = xdg_download_dir;
+      qDebug() << Q_FUNC_INFO << "SUCCESS: Using XDG path for downloads: " << save_path;
+    }
+  }
+
+  // Fallback
+  if (!save_path.isEmpty() && !QFile::exists(save_path)) {
+    QDir().mkpath(save_path);
+  }
+
+  if (save_path.isEmpty() || !QFile::exists(save_path)) {
+    save_path = QDir::home().absoluteFilePath(tr("Downloads"));
+    qDebug() << Q_FUNC_INFO << "using" << save_path << "as fallback since the XDG detection did not work";
+  }
+
+  return save_path;
+#endif
+
+#ifdef Q_WS_MAC
+  // TODO: Use NSSearchPathForDirectoriesInDomains(NSDownloadsDirectory, NSUserDomainMask, YES)
+  // See http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Miscellaneous/Foundation_Functions/Reference/reference.html
+#endif
+
+  // Fallback
+  return QDir::home().absoluteFilePath(tr("Downloads"));
+}
+
 long long misc::freeDiskSpaceOnPath(QString path) {
   if(path.isEmpty()) return -1;
   path.replace("\\", "/");

src/misc.h

@@ -145,6 +145,7 @@ public:
   /* Ported from Qt4 to drop dependency on QtGui */
   static QString QDesktopServicesDataLocation();
   static QString QDesktopServicesCacheLocation();
+  static QString QDesktopServicesDownloadLocation();
   /* End of Qt4 code */
 
 #ifndef DISABLE_GUI

src/preferences/preferences.h

@@ -70,7 +70,7 @@ enum Service { DYNDNS, NOIP, NONE = -1 };
 }
 
 class Preferences : public QIniSettings {
-  Q_DISABLE_COPY(Preferences);
+  Q_DISABLE_COPY(Preferences)
 
 public:
   Preferences() : QIniSettings("qBittorrent", "qBittorrent") {
@@ -186,45 +186,10 @@ public:
 
   // Downloads
   QString getSavePath() const {
-#if defined(Q_WS_WIN)
-    // TODO: Use IKnownFolderManager to get path of FOLDERID_Downloads
-    // instead of hardcoding "Downloads"
-    return value(QString::fromUtf8("Preferences/Downloads/SavePath"),
-                 QDir(QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation)).absoluteFilePath("Downloads")).toString();
-#elif defined(Q_WS_X11)
-      QString save_path = value(QString::fromUtf8("Preferences/Downloads/SavePath")).toString();
-      if (!save_path.isEmpty())
-        return save_path;
-
-      // Default save path on Linux
-      QString config_path = QString::fromLocal8Bit(qgetenv("XDG_CONFIG_HOME").constData());
-      if (config_path.isEmpty())
-        config_path = QDir::home().absoluteFilePath(".config");
-
-      QString user_dirs_file = config_path + "/user-dirs.dirs";
-      if (QFile::exists(user_dirs_file)) {
-        QSettings settings(user_dirs_file, QSettings::IniFormat);
-        QString xdg_download_dir = settings.value("XDG_DOWNLOAD_DIR").toString();
-        if (!xdg_download_dir.isEmpty()) {
-          // Resolve $HOME environment variables
-          xdg_download_dir.replace("$HOME", QDir::homePath());
-          save_path = xdg_download_dir;
-          qDebug() << Q_FUNC_INFO << "SUCCESS: Using XDG path for downloads: " << save_path;
-        }
-      }
-
-      // Fallback
-      if (save_path.isEmpty() || !QFile::exists(save_path)) {
-        save_path = QDir::home().absoluteFilePath("Downloads");
-        qDebug() << Q_FUNC_INFO << "using" << save_path << "as fallback since the XDG detection did not work";
-      }
-
+    QString save_path = value(QString::fromUtf8("Preferences/Downloads/SavePath")).toString();
+    if (!save_path.isEmpty())
       return save_path;
-
-#else
-    // TODO: On MAC OS X there is probably a way to detect the Downloads folder path
-    return value(QString::fromUtf8("Preferences/Downloads/SavePath"), QDir::home().absoluteFilePath("Downloads")).toString();
-#endif
+    return misc::QDesktopServicesDownloadLocation();
   }
 
   void setSavePath(const QString &save_path) {