fix: Replace hardcored roaming path on QStandartPath

Fix #4436

In most system user can change AppData location, so hardcored path can
lead to the wrong directory.

src/persistence/settings.cpp

@@ -715,6 +715,8 @@ QString Settings::getSettingsDirPath() const
     if (makeToxPortable)
         return qApp->applicationDirPath() + QDir::separator();
 
+    QString path;
+#if (QT_VERSION < QT_VERSION_CHECK(5, 4, 0))
 // workaround for https://bugreports.qt-project.org/browse/QTBUG-38845
 # ifdef Q_OS_WIN
     return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
@@ -731,6 +733,18 @@ QString Settings::getSettingsDirPath() const
                            + QDir::separator() + "tox")
            + QDir::separator();
 # endif
+#else
+# ifdef Q_OS_WIN
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "tox") + QDir::separator();
+# elif defined(Q_OS_OSX)
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "Tox") + QDir::separator();
+# else
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::ConfigLocation)
+                           + QDir::separator() + "tox") + QDir::separator();
+# endif
+#endif
 }
 
 /**
@@ -743,6 +757,7 @@ QString Settings::getAppDataDirPath() const
     if (makeToxPortable)
         return qApp->applicationDirPath() + QDir::separator();
 
+#if (QT_VERSION < QT_VERSION_CHECK(5, 4, 0))
 // workaround for https://bugreports.qt-project.org/browse/QTBUG-38845
 # ifdef Q_OS_WIN
     return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
@@ -755,14 +770,19 @@ QString Settings::getAppDataDirPath() const
                            + "Application Support" + QDir::separator() + "Tox")
            + QDir::separator();
 # else
-    /*
-     * TODO: Change QStandardPaths::DataLocation to AppDataLocation when upgrate Qt to 5.4+
-     * For now we need support Qt 5.3, so we use deprecated DataLocation
-     * BTW, it's not a big deal since for linux AppDataLocation and DataLocation are equal
-     */
     return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::DataLocation))
            + QDir::separator();
 # endif
+#else
+# if defined(Q_OS_OSX)
+# elif defined(Q_OS_OSX)
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "Tox") + QDir::separator();
+# else
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "tox") + QDir::separator();
+# endif
+#endif
 }
 
 /**
@@ -775,6 +795,7 @@ QString Settings::getAppCacheDirPath() const
     if (makeToxPortable)
         return qApp->applicationDirPath() + QDir::separator();
 
+#if (QT_VERSION < QT_VERSION_CHECK(5, 4, 0))
 // workaround for https://bugreports.qt-project.org/browse/QTBUG-38845
 # ifdef Q_OS_WIN
     return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
@@ -790,6 +811,18 @@ QString Settings::getAppCacheDirPath() const
     return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::CacheLocation))
            + QDir::separator();
 # endif
+#else
+# ifdef Q_OS_WIN
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "tox") + QDir::separator();
+# elif defined(Q_OS_OSX)
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                           + QDir::separator() + "Tox") + QDir::separator();
+# else
+    return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::CacheLocation))
+           + QDir::separator();
+# endif
+#endif
 }
 
 const QList<DhtServer>& Settings::getDhtServerList() const

updater/settings.cpp

@@ -108,9 +108,15 @@ QString Settings::getSettingsDirPath() const
     }
 
     if (isOld) {
+#if (QT_VERSION < QT_VERSION_CHECK(5, 4, 0))
         return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
                                + QDir::separator() + "AppData" + QDir::separator() + "Roaming"
                                + QDir::separator() + "tox" + QDir::separator());
+#else
+        return QDir::cleanPath(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
+                               + QDir::separator() + "tox" + QDir::separator());
+#endif
+
     } else {
         QString pathStr = QString::fromStdWString(path);
         pathStr.replace("\\", "/");