Merge remote-tracking branch 'origin/master' into 2.3

We can do that because the only changes that were in master but not in 2.3 were the
translations change and documentation change, and the support for the 'M' permission
which we want in 2.3.

csync/src/csync_private.h

@@ -89,7 +89,7 @@ struct csync_s {
 
       /* hooks for checking the white list (uses the update_callback_userdata) */
       int (*checkSelectiveSyncBlackListHook)(void*, const char*);
-      int (*checkSelectiveSyncNewFolderHook)(void*, const char*);
+      int (*checkSelectiveSyncNewFolderHook)(void*, const char* /* path */, const char* /* remotePerm */);
 
 
       csync_vio_opendir_hook remote_opendir_hook;

csync/src/csync_update.c

@@ -436,7 +436,7 @@ static int _csync_detect_update(CSYNC *ctx, const char *file,
                 st->instruction = CSYNC_INSTRUCTION_NEW;
 
                 if (fs->type == CSYNC_VIO_FILE_TYPE_DIRECTORY && ctx->current == REMOTE_REPLICA && ctx->callbacks.checkSelectiveSyncNewFolderHook) {
-                    if (ctx->callbacks.checkSelectiveSyncNewFolderHook(ctx->callbacks.update_callback_userdata, path)) {
+                    if (ctx->callbacks.checkSelectiveSyncNewFolderHook(ctx->callbacks.update_callback_userdata, path, fs->remotePerm)) {
                         csync_file_stat_free(st);
                         return 1;
                     }

doc/troubleshooting.rst

@@ -51,6 +51,21 @@ Identifying Basic Functionality Problems
   ``propget`` command to obtain various properties pertaining to the current
   directory and also verify WebDAV server connection.
   
+"CSync unknown error"
+---------------------
+
+If you see this error message stop your client, delete the
+``.csync_journal.db`` file, and then restart your client. 
+There is a  ``.csync_journal.db`` file inside the folder of every account
+configured on your client. 
+
+.. NOTE::
+   Please note that this will also erase some of your settings about which
+   files to download.
+   
+See https://github.com/owncloud/client/issues/5226 for more discussion of this
+issue.
+
 
 Isolating other issues
 ----------------------

src/gui/accountsettings.cpp

@@ -675,8 +675,13 @@ void AccountSettings::refreshSelectiveSyncStatus()
         ui->selectiveSyncButtons->setVisible(true);
         ui->bigFolderUi->setVisible(false);
     } else {
-        QString wholeMsg = tr("There are new folders that were not synchronized because they are too big: ") + msg;
+        ConfigFile cfg;
-        ui->selectiveSyncNotification->setText(wholeMsg);
+        QString info =
+            !cfg.confirmExternalStorage() ? tr("There are folders that were not synchronized because they are too big: ") :
+            !cfg.newBigFolderSizeLimit().first ? tr("There are folders that were not synchronized because they are external storages: ") :
+            tr("There are folders that were not synchronized because they are too big or external storages: ");
+
+        ui->selectiveSyncNotification->setText(info + msg);
         ui->selectiveSyncButtons->setVisible(false);
         ui->bigFolderUi->setVisible(true);
         shouldBeVisible = true;

src/gui/folder.cpp

@@ -101,7 +101,8 @@ Folder::Folder(const FolderDefinition& definition,
     connect(_engine.data(), SIGNAL(transmissionProgress(ProgressInfo)), this, SLOT(slotTransmissionProgress(ProgressInfo)));
     connect(_engine.data(), SIGNAL(itemCompleted(const SyncFileItemPtr &)),
             this, SLOT(slotItemCompleted(const SyncFileItemPtr &)));
-    connect(_engine.data(), SIGNAL(newBigFolder(QString)), this, SLOT(slotNewBigFolderDiscovered(QString)));
+    connect(_engine.data(), SIGNAL(newBigFolder(QString,bool)),
+            this, SLOT(slotNewBigFolderDiscovered(QString,bool)));
     connect(_engine.data(), SIGNAL(seenLockedFile(QString)), FolderMan::instance(), SLOT(slotSyncOnceFileUnlocks(QString)));
     connect(_engine.data(), SIGNAL(aboutToPropagate(SyncFileItemVector&)),
             SLOT(slotLogPropagationStart()));
@@ -646,10 +647,12 @@ void Folder::startSync(const QStringList &pathList)
 
     setDirtyNetworkLimits();
 
+    SyncOptions opt;
     ConfigFile cfgFile;
     auto newFolderLimit = cfgFile.newBigFolderSizeLimit();
-    quint64 limit = newFolderLimit.first ? newFolderLimit.second * 1000 * 1000 : -1; // convert from MB to B
+    opt._newBigFolderSizeLimit = newFolderLimit.first ? newFolderLimit.second * 1000LL * 1000LL : -1; // convert from MB to B
-    _engine->setNewBigFolderSizeLimit(limit);
+    opt._confirmExternalStorage = cfgFile.confirmExternalStorage();
+    _engine->setSyncOptions(opt);
 
     _engine->setIgnoreHiddenFiles(_definition.ignoreHiddenFiles);
 
@@ -822,7 +825,7 @@ void Folder::slotItemCompleted(const SyncFileItemPtr &item)
     emit ProgressDispatcher::instance()->itemCompleted(alias(), item);
 }
 
-void Folder::slotNewBigFolderDiscovered(const QString &newF)
+void Folder::slotNewBigFolderDiscovered(const QString &newF, bool isExternal)
 {
     auto newFolder = newF;
     if (!newFolder.endsWith(QLatin1Char('/'))) {
@@ -847,9 +850,11 @@ void Folder::slotNewBigFolderDiscovered(const QString &newF)
             journal->setSelectiveSyncList(SyncJournalDb::SelectiveSyncUndecidedList, undecidedList);
             emit newBigFolderDiscovered(newFolder);
         }
-        QString message = tr("A new folder larger than %1 MB has been added: %2.\n"
+        QString message = !isExternal ?
-                             "Please go in the settings to select it if you wish to download it.")
+            (tr("A new folder larger than %1 MB has been added: %2.\n")
-                .arg(ConfigFile().newBigFolderSizeLimit().second).arg(newF);
+                .arg(ConfigFile().newBigFolderSizeLimit().second).arg(newF))
+            : (tr("A folder from an external storage has been added.\n"));
+        message += tr("Please go in the settings to select it if you wish to download it.");
 
         auto logger = Logger::instance();
         logger->postOptionalGuiLog(Theme::instance()->appNameGUI(), message);

src/gui/folder.h

@@ -288,7 +288,7 @@ private slots:
 
     void slotEmitFinishedDelayed();
 
-    void slotNewBigFolderDiscovered(const QString &);
+    void slotNewBigFolderDiscovered(const QString &, bool isExternal);
 
     void slotLogPropagationStart();
 

src/gui/folderstatusmodel.cpp

@@ -29,6 +29,14 @@ Q_DECLARE_METATYPE(QPersistentModelIndex)
 namespace OCC {
 
 static const char propertyParentIndexC[] = "oc_parentIndex";
+static const char propertyPermissionMap[] = "oc_permissionMap";
+
+static QString removeTrailingSlash(const QString &s) {
+    if (s.endsWith('/')) {
+        return s.left(s.size() - 1);
+    }
+    return s;
+}
 
 FolderStatusModel::FolderStatusModel(QObject *parent)
     :QAbstractItemModel(parent), _accountState(0), _dirty(false)
@@ -162,7 +170,7 @@ QVariant FolderStatusModel::data(const QModelIndex &index, int role) const
         case Qt::CheckStateRole:
             return x._checked;
         case Qt::DecorationRole:
-            return QFileIconProvider().icon(QFileIconProvider::Folder);
+            return QFileIconProvider().icon(x._isExternal ? QFileIconProvider::Network : QFileIconProvider::Folder);
         case Qt::ForegroundRole:
             if (x._isUndecided) {
                 return QColor(Qt::red);
@@ -368,6 +376,9 @@ FolderStatusModel::SubFolderInfo* FolderStatusModel::infoForIndex(const QModelIn
         if (parentInfo->hasLabel()) {
             return 0;
         }
+        if (index.row() >= parentInfo->_subs.size()) {
+            return 0;
+        }
         return &parentInfo->_subs[index.row()];
     } else {
         if (index.row() >= _folders.count()) {
@@ -537,12 +548,15 @@ void FolderStatusModel::fetchMore(const QModelIndex& parent)
         path += info->_path;
     }
     LsColJob *job = new LsColJob(_accountState->account(), path, this);
-    job->setProperties(QList<QByteArray>() << "resourcetype" << "http://owncloud.org/ns:size");
+    job->setProperties(QList<QByteArray>() << "resourcetype" << "http://owncloud.org/ns:size" << "http://owncloud.org/ns:permissions");
     job->setTimeout(60 * 1000);
     connect(job, SIGNAL(directoryListingSubfolders(QStringList)),
             SLOT(slotUpdateDirectories(QStringList)));
     connect(job, SIGNAL(finishedWithError(QNetworkReply*)),
             this, SLOT(slotLscolFinishedWithError(QNetworkReply*)));
+    connect(job, SIGNAL(directoryListingIterated(const QString&, const QMap<QString,QString>&)),
+            this, SLOT(slotGatherPermissions(const QString&, const QMap<QString,QString>&)));
+
     job->start();
 
     QPersistentModelIndex persistentIndex(parent);
@@ -553,6 +567,20 @@ void FolderStatusModel::fetchMore(const QModelIndex& parent)
     QTimer::singleShot(1000, this, SLOT(slotShowFetchProgress()));
 }
 
+void FolderStatusModel::slotGatherPermissions(const QString &href, const QMap<QString,QString> &map)
+{
+    auto it = map.find("permissions");
+    if (it == map.end())
+        return;
+
+    auto job = sender();
+    auto permissionMap = job->property(propertyPermissionMap).toMap();
+    job->setProperty(propertyPermissionMap, QVariant()); // avoid a detach of the map while it is modified
+    Q_ASSERT(!href.endsWith(QLatin1Char('/'))); // LsColXMLParser::parse removes the trailing slash before calling us.
+    permissionMap[href] = *it;
+    job->setProperty(propertyPermissionMap, permissionMap);
+}
+
 void FolderStatusModel::slotUpdateDirectories(const QStringList &list)
 {
     auto job = qobject_cast<LsColJob *>(sender());
@@ -598,6 +626,7 @@ void FolderStatusModel::slotUpdateDirectories(const QStringList &list)
             selectiveSyncUndecidedSet.insert(str);
         }
     }
+    const auto permissionMap = job->property(propertyPermissionMap).toMap();
 
     QStringList sortedSubfolders = list;
     // skip the parent item (first in the list)
@@ -618,8 +647,8 @@ void FolderStatusModel::slotUpdateDirectories(const QStringList &list)
         newInfo._folder = parentInfo->_folder;
         newInfo._pathIdx = parentInfo->_pathIdx;
         newInfo._pathIdx << newSubs.size();
-        auto size = job ? job->_sizes.value(path) : 0;
+        newInfo._size = job->_sizes.value(path);
-        newInfo._size = size;
+        newInfo._isExternal = permissionMap.value(removeTrailingSlash(path)).toString().contains("M");
         newInfo._path = relativePath;
         newInfo._name = relativePath.split('/', QString::SkipEmptyParts).last();
 

src/gui/folderstatusmodel.h

@@ -51,7 +51,7 @@ public:
 
     struct SubFolderInfo {
         SubFolderInfo()
-            : _folder(0), _size(0), _fetched(false), _fetching(false),
+            : _folder(0), _size(0), _isExternal(false), _fetched(false), _fetching(false),
             _hasError(false), _fetchingLabel(false), _isUndecided(false), _checked(Qt::Checked) {}
         Folder *_folder;
         QString _name;
@@ -59,6 +59,7 @@ public:
         QVector<int> _pathIdx;
         QVector<SubFolderInfo> _subs;
         qint64 _size;
+        bool _isExternal;
 
         bool _fetched; // If we did the LSCOL for this folder already
         bool _fetching; // Whether a LSCOL job is currently running
@@ -113,6 +114,7 @@ public slots:
 
 private slots:
     void slotUpdateDirectories(const QStringList &);
+    void slotGatherPermissions(const QString &name, const QMap<QString,QString> &properties);
     void slotLscolFinishedWithError(QNetworkReply *r);
     void slotFolderSyncStateChange(Folder* f);
     void slotFolderScheduleQueueChanged();

src/gui/generalsettings.cpp

@@ -32,6 +32,7 @@
 
 #include <QNetworkProxy>
 #include <QDir>
+#include <QScopedValueRollback>
 
 namespace OCC {
 
@@ -66,6 +67,7 @@ GeneralSettings::GeneralSettings(QWidget *parent) :
     connect(_ui->crashreporterCheckBox, SIGNAL(toggled(bool)), SLOT(saveMiscSettings()));
     connect(_ui->newFolderLimitCheckBox, SIGNAL(toggled(bool)), SLOT(saveMiscSettings()));
     connect(_ui->newFolderLimitSpinBox, SIGNAL(valueChanged(int)), SLOT(saveMiscSettings()));
+    connect(_ui->newExternalStorage, SIGNAL(toggled(bool)), SLOT(saveMiscSettings()));
 
 #ifndef WITH_CRASHREPORTER
     _ui->crashreporterCheckBox->setVisible(false);
@@ -85,6 +87,9 @@ GeneralSettings::GeneralSettings(QWidget *parent) :
     _ui->monoIconsCheckBox->setVisible(QDir(themeDir).exists());
 
     connect(_ui->ignoredFilesButton, SIGNAL(clicked()), SLOT(slotIgnoreFilesEditor()));
+
+    // accountAdded means the wizard was finished and the wizard might change some options.
+    connect(AccountManager::instance(), SIGNAL(accountAdded(AccountState*)), this, SLOT(loadMiscSettings()));
 }
 
 GeneralSettings::~GeneralSettings()
@@ -99,6 +104,7 @@ QSize GeneralSettings::sizeHint() const {
 
 void GeneralSettings::loadMiscSettings()
 {
+    QScopedValueRollback<bool> scope(_currentlyLoading, true);
     ConfigFile cfgFile;
     _ui->monoIconsCheckBox->setChecked(cfgFile.monoIcons());
     _ui->desktopNotificationsCheckBox->setChecked(cfgFile.optionalDesktopNotifications());
@@ -106,6 +112,8 @@ void GeneralSettings::loadMiscSettings()
     auto newFolderLimit = cfgFile.newBigFolderSizeLimit();
     _ui->newFolderLimitCheckBox->setChecked(newFolderLimit.first);
     _ui->newFolderLimitSpinBox->setValue(newFolderLimit.second);
+    _ui->newExternalStorage->setChecked(cfgFile.confirmExternalStorage());
+    _ui->monoIconsCheckBox->setChecked(cfgFile.monoIcons());
 }
 
 void GeneralSettings::slotUpdateInfo()
@@ -130,6 +138,8 @@ void GeneralSettings::slotUpdateInfo()
 
 void GeneralSettings::saveMiscSettings()
 {
+    if (_currentlyLoading)
+        return;
     ConfigFile cfgFile;
     bool isChecked = _ui->monoIconsCheckBox->isChecked();
     cfgFile.setMonoIcons(isChecked);
@@ -138,6 +148,7 @@ void GeneralSettings::saveMiscSettings()
 
     cfgFile.setNewBigFolderSizeLimit(_ui->newFolderLimitCheckBox->isChecked(),
                                         _ui->newFolderLimitSpinBox->value());
+    cfgFile.setConfirmExternalStorage(_ui->newExternalStorage->isChecked());
 }
 
 void GeneralSettings::slotToggleLaunchOnStartup(bool enable)

src/gui/generalsettings.h

@@ -45,13 +45,14 @@ private slots:
     void slotToggleOptionalDesktopNotifications(bool);
     void slotUpdateInfo();
     void slotIgnoreFilesEditor();
+    void loadMiscSettings();
 
 private:
-    void loadMiscSettings();
 
     Ui::GeneralSettings *_ui;
     QPointer<IgnoreListEditor> _ignoreEditor;
     QPointer<SyncLogDialog> _syncLogDialog;
+    bool _currentlyLoading = false;
 };
 
 

src/gui/generalsettings.ui

@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>706</width>
+    <width>785</width>
     <height>523</height>
    </rect>
   </property>
@@ -52,33 +52,37 @@
      <property name="title">
       <string>Advanced</string>
      </property>
-     <layout class="QGridLayout" name="gridLayout">
+     <layout class="QVBoxLayout" name="verticalLayout">
-      <item row="0" column="0">
+      <item>
-       <widget class="QPushButton" name="ignoredFilesButton">
+       <layout class="QHBoxLayout" name="horizontalLayout_4">
-        <property name="text">
+        <item>
-         <string>Edit &amp;Ignored Files</string>
+         <widget class="QPushButton" name="ignoredFilesButton">
-        </property>
+          <property name="text">
-       </widget>
+           <string>Edit &amp;Ignored Files</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer_4">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>555</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+       </layout>
       </item>
-      <item row="0" column="1" colspan="2">
+      <item>
-       <spacer name="horizontalSpacer_4">
-        <property name="orientation">
-         <enum>Qt::Horizontal</enum>
-        </property>
-        <property name="sizeHint" stdset="0">
-         <size>
-          <width>555</width>
-          <height>20</height>
-         </size>
-        </property>
-       </spacer>
-      </item>
-      <item row="1" column="0" colspan="3">
        <layout class="QHBoxLayout" name="horizontalLayout_3">
         <item>
          <widget class="QCheckBox" name="newFolderLimitCheckBox">
           <property name="text">
-           <string>Ask &amp;confirmation before downloading folders larger than</string>
+           <string>Ask for confirmation before synchronizing folders larger than</string>
           </property>
           <property name="checked">
            <bool>true</bool>
@@ -98,7 +102,7 @@
         <item>
          <widget class="QLabel" name="label">
           <property name="text">
-           <string>MB</string>
+           <string extracomment="Trailing part of &quot;Ask confirmation before syncing folder larger than&quot; ">MB</string>
           </property>
          </widget>
         </item>
@@ -117,7 +121,14 @@
         </item>
        </layout>
       </item>
-      <item row="2" column="0" colspan="2">
+      <item>
+       <widget class="QCheckBox" name="newExternalStorage">
+        <property name="text">
+         <string>Ask for confirmation before synchronizing external storages</string>
+        </property>
+       </widget>
+      </item>
+      <item>
        <widget class="QCheckBox" name="crashreporterCheckBox">
         <property name="sizePolicy">
          <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">
@@ -130,23 +141,6 @@
         </property>
        </widget>
       </item>
-      <item row="2" column="2">
-       <layout class="QHBoxLayout" name="horizontalLayout_5">
-        <item>
-         <spacer name="horizontalSpacer_5">
-          <property name="orientation">
-           <enum>Qt::Horizontal</enum>
-          </property>
-          <property name="sizeHint" stdset="0">
-           <size>
-            <width>40</width>
-            <height>20</height>
-           </size>
-          </property>
-         </spacer>
-        </item>
-       </layout>
-      </item>
      </layout>
     </widget>
    </item>

src/gui/owncloudsetupwizard.cpp

@@ -533,9 +533,11 @@ void OwncloudSetupWizard::slotAssistantFinished( int result )
             if (f) {
                 f->journalDb()->setSelectiveSyncList(SyncJournalDb::SelectiveSyncBlackList,
                                                      _ocWizard->selectiveSyncBlacklist());
-                // The user already accepted the selective sync dialog. everything is in the white list
+                if (!_ocWizard->isConfirmBigFolderChecked()) {
-                f->journalDb()->setSelectiveSyncList(SyncJournalDb::SelectiveSyncWhiteList,
+                    // The user already accepted the selective sync dialog. everything is in the white list
+                    f->journalDb()->setSelectiveSyncList(SyncJournalDb::SelectiveSyncWhiteList,
                                                      QStringList() << QLatin1String("/"));
+                }
             }
             _ocWizard->appendToConfigurationLog(tr("<font color=\"green\"><b>Local sync folder %1 successfully created!</b></font>").arg(localFolder));
         }

src/gui/wizard/owncloudadvancedsetuppage.cpp

@@ -68,6 +68,15 @@ OwncloudAdvancedSetupPage::OwncloudAdvancedSetupPage()
     _ui.lServerIcon->setPixmap(appIcon.pixmap(48));
     _ui.lLocalIcon->setText(QString());
     _ui.lLocalIcon->setPixmap(QPixmap(Theme::hidpiFileName(":/client/resources/folder-sync.png")));
+
+    if (theme->wizardHideExternalStorageConfirmationCheckbox()) {
+        _ui.confCheckBoxExternal->hide();
+    }
+    if (theme->wizardHideFolderSizeLimitCheckbox()) {
+        _ui.confCheckBoxSize->hide();
+        _ui.confSpinBox->hide();
+        _ui.confTraillingSizeLabel->hide();
+    }
 }
 
 void OwncloudAdvancedSetupPage::setupCustomization()
@@ -118,6 +127,12 @@ void OwncloudAdvancedSetupPage::initializePage()
         _selectiveSyncBlacklist = QStringList("/");
         QTimer::singleShot(0, this, SLOT(slotSelectiveSyncClicked()));
     }
+
+    ConfigFile cfgFile;
+    auto newFolderLimit = cfgFile.newBigFolderSizeLimit();
+    _ui.confCheckBoxSize->setChecked(newFolderLimit.first);
+    _ui.confSpinBox->setValue(newFolderLimit.second);
+    _ui.confCheckBoxExternal->setChecked(cfgFile.confirmExternalStorage());
 }
 
 // Called if the user changes the user- or url field. Adjust the texts and
@@ -200,6 +215,11 @@ QStringList OwncloudAdvancedSetupPage::selectiveSyncBlacklist() const
     return _selectiveSyncBlacklist;
 }
 
+bool OwncloudAdvancedSetupPage::isConfirmBigFolderChecked() const
+{
+    return _ui.rSyncEverything->isChecked() && _ui.confCheckBoxSize->isChecked();
+}
+
 bool OwncloudAdvancedSetupPage::validatePage()
 {
     if(!_created) {
@@ -208,6 +228,13 @@ bool OwncloudAdvancedSetupPage::validatePage()
         startSpinner();
         emit completeChanged();
 
+        if (_ui.rSyncEverything->isChecked()) {
+            ConfigFile cfgFile;
+            cfgFile.setNewBigFolderSizeLimit(_ui.confCheckBoxSize->isChecked(),
+                                                _ui.confSpinBox->value());
+            cfgFile.setConfirmExternalStorage(_ui.confCheckBoxExternal->isChecked());
+        }
+
         emit createLocalAndRemoteFolders(localFolder(), _remoteFolder);
         return false;
     } else {

src/gui/wizard/owncloudadvancedsetuppage.h

@@ -41,6 +41,7 @@ public:
   bool validatePage() Q_DECL_OVERRIDE;
   QString localFolder() const;
   QStringList selectiveSyncBlacklist() const;
+  bool isConfirmBigFolderChecked() const;
   void setRemoteFolder( const QString& remoteFolder);
   void setMultipleFoldersExist( bool exist );
   void directoriesCreated();

src/gui/wizard/owncloudadvancedsetuppage.ui

@@ -6,12 +6,12 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>917</width>
+    <width>912</width>
-    <height>493</height>
+    <height>633</height>
    </rect>
   </property>
   <property name="sizePolicy">
-   <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
+   <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
     <horstretch>0</horstretch>
     <verstretch>0</verstretch>
    </sizepolicy>
@@ -226,11 +226,14 @@
      <item row="0" column="1" colspan="2">
       <widget class="QWidget" name="widget" native="true">
        <layout class="QVBoxLayout" name="verticalLayout">
+        <property name="leftMargin">
+         <number>0</number>
+        </property>
+        <property name="rightMargin">
+         <number>0</number>
+        </property>
         <item>
          <layout class="QHBoxLayout" name="horizontalLayout_2">
-          <property name="spacing">
-           <number>0</number>
-          </property>
           <item>
            <widget class="QRadioButton" name="rSyncEverything">
             <property name="text">
@@ -263,6 +266,64 @@
           </item>
          </layout>
         </item>
+        <item>
+         <layout class="QGridLayout" name="gridLayout_2">
+          <property name="horizontalSpacing">
+           <number>0</number>
+          </property>
+          <item row="0" column="0">
+           <spacer name="horizontalSpacer_4">
+            <property name="orientation">
+             <enum>Qt::Horizontal</enum>
+            </property>
+            <property name="sizeType">
+             <enum>QSizePolicy::Minimum</enum>
+            </property>
+            <property name="sizeHint" stdset="0">
+             <size>
+              <width>10</width>
+              <height>20</height>
+             </size>
+            </property>
+           </spacer>
+          </item>
+          <item row="0" column="1">
+           <layout class="QHBoxLayout" name="horizontalLayout_3">
+            <item>
+             <widget class="QCheckBox" name="confCheckBoxSize">
+              <property name="text">
+               <string>Ask for confirmation before synchroni&amp;zing folders larger than</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QSpinBox" name="confSpinBox">
+              <property name="maximum">
+               <number>999999</number>
+              </property>
+              <property name="value">
+               <number>99</number>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QLabel" name="confTraillingSizeLabel">
+              <property name="text">
+               <string extracomment="Trailing part of &quot;Ask confirmation before syncing folder larger than&quot; ">MB</string>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </item>
+          <item row="1" column="1">
+           <widget class="QCheckBox" name="confCheckBoxExternal">
+            <property name="text">
+             <string>Ask for confirmation before synchronizing e&amp;xternal storages</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
         <item>
          <layout class="QHBoxLayout" name="horizontalLayout">
           <item>
@@ -345,5 +406,70 @@
   </layout>
  </widget>
  <resources/>
- <connections/>
+ <connections>
+  <connection>
+   <sender>rSyncEverything</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>confCheckBoxSize</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>217</x>
+     <y>78</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>298</x>
+     <y>126</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>rSyncEverything</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>confSpinBox</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>311</x>
+     <y>83</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>952</x>
+     <y>134</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>rSyncEverything</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>confTraillingSizeLabel</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>277</x>
+     <y>76</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1076</x>
+     <y>136</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>rSyncEverything</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>confCheckBoxExternal</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>181</x>
+     <y>78</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>382</x>
+     <y>174</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
 </ui>

src/gui/wizard/owncloudsetupnocredspage.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>602</width>
+    <width>506</width>
-    <height>193</height>
+    <height>515</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -80,7 +80,7 @@
          <item>
           <widget class="QLabel" name="label_2">
            <property name="text">
-            <string>Server &amp;Address</string>
+            <string>Ser&amp;ver Address</string>
            </property>
            <property name="buddy">
             <cstring>leUrl</cstring>
@@ -166,10 +166,13 @@
      <property name="orientation">
       <enum>Qt::Vertical</enum>
      </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::MinimumExpanding</enum>
+     </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>20</width>
-       <height>40</height>
+       <height>200</height>
       </size>
      </property>
     </spacer>

src/gui/wizard/owncloudwizard.cpp

@@ -86,7 +86,6 @@ OwncloudWizard::OwncloudWizard(QWidget *parent)
     setTitleFormat(Qt::RichText);
     setSubTitleFormat(Qt::RichText);
     setButtonText(QWizard::CustomButton1, tr("Skip folders configuration"));
-
 }
 
 void OwncloudWizard::setAccount(AccountPtr account)
@@ -109,6 +108,10 @@ QStringList OwncloudWizard::selectiveSyncBlacklist() const
     return _advancedSetupPage->selectiveSyncBlacklist();
 }
 
+bool OwncloudWizard::isConfirmBigFolderChecked() const
+{
+    return _advancedSetupPage->isConfirmBigFolderChecked();
+}
 
 QString OwncloudWizard::ocUrl() const
 {

src/gui/wizard/owncloudwizard.h

@@ -59,6 +59,7 @@ public:
     QString ocUrl() const;
     QString localFolder() const;
     QStringList selectiveSyncBlacklist() const;
+    bool isConfirmBigFolderChecked() const;
 
     void enableFinishOnResultWidget(bool enable);
 

src/libsync/configfile.cpp

@@ -67,6 +67,7 @@ static const char downloadLimitC[]    = "BWLimit/downloadLimit";
 
 static const char newBigFolderSizeLimitC[] = "newBigFolderSizeLimit";
 static const char useNewBigFolderSizeLimitC[] = "useNewBigFolderSizeLimit";
+static const char confirmExternalStorageC[] = "confirmExternalStorage";
 
 static const char maxLogLinesC[] = "Logging/maxLogLines";
 
@@ -596,6 +597,16 @@ void ConfigFile::setNewBigFolderSizeLimit(bool isChecked, quint64 mbytes)
     setValue(useNewBigFolderSizeLimitC, isChecked);
 }
 
+bool ConfigFile::confirmExternalStorage() const
+{
+    return getValue(confirmExternalStorageC, QString(), true).toBool();
+}
+
+void ConfigFile::setConfirmExternalStorage(bool isChecked)
+{
+    setValue(confirmExternalStorageC, isChecked);
+}
+
 bool ConfigFile::promptDeleteFiles() const
 {
     QSettings settings(configFile(), QSettings::IniFormat);

src/libsync/configfile.h

@@ -105,6 +105,8 @@ public:
     /** [checked, size in MB] **/
     QPair<bool, quint64> newBigFolderSizeLimit() const;
     void setNewBigFolderSizeLimit(bool isChecked, quint64 mbytes);
+    bool confirmExternalStorage() const;
+    void setConfirmExternalStorage(bool);
 
     static bool setConfDir(const QString &value);
 

src/libsync/discoveryphase.cpp

@@ -20,6 +20,9 @@
 #include <QUrl>
 #include "account.h"
 #include <QFileInfo>
+#include "theme.h"
+#include <cstring>
+
 
 namespace OCC {
 
@@ -81,14 +84,32 @@ int DiscoveryJob::isInSelectiveSyncBlackListCallback(void *data, const char *pat
     return static_cast<DiscoveryJob*>(data)->isInSelectiveSyncBlackList(path);
 }
 
-bool DiscoveryJob::checkSelectiveSyncNewFolder(const QString& path)
+bool DiscoveryJob::checkSelectiveSyncNewFolder(const QString& path, const char *remotePerm)
 {
-    // If this path or the parent is in the white list, then we do not block this file
+
+    if (_syncOptions._confirmExternalStorage && std::strchr(remotePerm, 'M')) {
+        // 'M' in the permission means external storage.
+
+        /* Note: DiscoverySingleDirectoryJob::directoryListingIteratedSlot make sure that only the
+         * root of a mounted storage has 'M', all sub entries have 'm' */
+
+        // Only allow it if the white list contains exactly this path (not parents)
+        // We want to ask confirmation for external storage even if the parents where selected
+        if (_selectiveSyncWhiteList.contains(path + QLatin1Char('/'))) {
+            return false;
+        }
+
+        emit newBigFolder(path, true);
+        return true;
+    }
+
+   // If this path or the parent is in the white list, then we do not block this file
     if (findPathInList(_selectiveSyncWhiteList, path)) {
         return false;
     }
 
-    if (_newBigFolderSizeLimit < 0) {
+    auto limit = _syncOptions._newBigFolderSizeLimit;
+    if (limit < 0) {
         // no limit, everything is allowed;
         return false;
     }
@@ -102,10 +123,9 @@ bool DiscoveryJob::checkSelectiveSyncNewFolder(const QString& path)
         _vioWaitCondition.wait(&_vioMutex);
     }
 
-    auto limit = _newBigFolderSizeLimit;
     if (result >= limit) {
         // we tell the UI there is a new folder
-        emit newBigFolder(path);
+        emit newBigFolder(path, false);
         return true;
     } else {
         // it is not too big, put it in the white list (so we will not do more query for the children)
@@ -119,9 +139,9 @@ bool DiscoveryJob::checkSelectiveSyncNewFolder(const QString& path)
     }
 }
 
-int DiscoveryJob::checkSelectiveSyncNewFolderCallback(void *data, const char *path)
+int DiscoveryJob::checkSelectiveSyncNewFolderCallback(void *data, const char *path, const char *remotePerm)
 {
-    return static_cast<DiscoveryJob*>(data)->checkSelectiveSyncNewFolder(QString::fromUtf8(path));
+    return static_cast<DiscoveryJob*>(data)->checkSelectiveSyncNewFolder(QString::fromUtf8(path), remotePerm);
 }
 
 
@@ -321,7 +341,9 @@ void DiscoverySingleDirectoryJob::directoryListingIteratedSlot(QString file, con
         // The first entry is for the folder itself, we should process it differently.
         _ignoredFirst = true;
         if (map.contains("permissions")) {
-            emit firstDirectoryPermissions(map.value("permissions"));
+            auto perm = map.value("permissions");
+            emit firstDirectoryPermissions(perm);
+            _isExternalStorage = perm.contains(QLatin1Char('M'));
         }
         if (map.contains("data-fingerprint")) {
             _dataFingerprint = map.value("data-fingerprint").toUtf8();
@@ -344,6 +366,13 @@ void DiscoverySingleDirectoryJob::directoryListingIteratedSlot(QString file, con
         if (!file_stat->etag || strlen(file_stat->etag) == 0) {
             qDebug() << "WARNING: etag of" << file_stat->name << "is" << file_stat->etag << " This must not happen.";
         }
+        if (_isExternalStorage) {
+            /* All the entries in a external storage have 'M' in their permission. However, for all
+               purposes in the desktop client, we only need to know about the mount points.
+               So replace the 'M' by a 'm' for every sub entries in an external storage */
+            std::replace(std::begin(file_stat->remotePerm), std::end(file_stat->remotePerm),
+                         'M', 'm');
+        }
 
         QStringRef fileRef(&file);
         int slashPos = file.lastIndexOf(QLatin1Char('/'));

src/libsync/discoveryphase.h

@@ -34,6 +34,15 @@ class Account;
  * if the files are new, or changed.
  */
 
+struct SyncOptions {
+    /** Maximum size (in Bytes) a folder can have without asking for confirmation.
+     * -1 means infinite */
+    qint64 _newBigFolderSizeLimit = -1;
+    /** If a confirmation should be asked for external storages */
+    bool _confirmExternalStorage = false;
+};
+
+
 /**
  * @brief The FileStatPointer class
  * @ingroup libsync
@@ -107,6 +116,8 @@ private:
     bool _ignoredFirst;
     // Set to true if this is the root path and we need to check the data-fingerprint
     bool _isRootPath;
+    // If this directory is an external storage (The first item has 'M' in its permission)
+    bool _isExternalStorage = false;
     QPointer<LsColJob> _lsColJob;
 
 public:
@@ -176,8 +187,8 @@ class DiscoveryJob : public QObject {
      */
     bool isInSelectiveSyncBlackList(const char* path) const;
     static int isInSelectiveSyncBlackListCallback(void *, const char *);
-    bool checkSelectiveSyncNewFolder(const QString &path);
+    bool checkSelectiveSyncNewFolder(const QString &path, const char *remotePerm);
-    static int checkSelectiveSyncNewFolderCallback(void*, const char*);
+    static int checkSelectiveSyncNewFolderCallback(void* data, const char* path, const char* remotePerm);
 
     // Just for progress
     static void update_job_update_callback (bool local,
@@ -197,7 +208,7 @@ class DiscoveryJob : public QObject {
 
 public:
     explicit DiscoveryJob(CSYNC *ctx, QObject* parent = 0)
-            : QObject(parent), _csync_ctx(ctx), _newBigFolderSizeLimit(-1) {
+            : QObject(parent), _csync_ctx(ctx) {
         // We need to forward the log property as csync uses thread local
         // and updates run in another thread
         _log_callback = csync_get_log_callback();
@@ -207,7 +218,7 @@ public:
 
     QStringList _selectiveSyncBlackList;
     QStringList _selectiveSyncWhiteList;
-    qint64 _newBigFolderSizeLimit;
+    SyncOptions _syncOptions;
     Q_INVOKABLE void start();
 signals:
     void finished(int result);
@@ -218,7 +229,7 @@ signals:
     void doGetSizeSignal(const QString &path, qint64 *result);
 
     // A new folder was discovered and was not synced because of the confirmation feature
-    void newBigFolder(const QString &folder);
+    void newBigFolder(const QString &folder, bool isExternal);
 };
 
 }

src/libsync/syncengine.cpp

@@ -72,7 +72,6 @@ SyncEngine::SyncEngine(AccountPtr account, const QString& localPath,
   , _backInTimeFiles(0)
   , _uploadLimit(0)
   , _downloadLimit(0)
-  , _newBigFolderSizeLimit(-1)
   , _checksum_hook(journal)
   , _anotherSyncNeeded(NoFollowUpSync)
 {
@@ -832,14 +831,14 @@ void SyncEngine::startSync()
         return;
     }
 
-    discoveryJob->_newBigFolderSizeLimit = _newBigFolderSizeLimit;
+    discoveryJob->_syncOptions = _syncOptions;
     discoveryJob->moveToThread(&_thread);
     connect(discoveryJob, SIGNAL(finished(int)), this, SLOT(slotDiscoveryJobFinished(int)));
     connect(discoveryJob, SIGNAL(folderDiscovered(bool,QString)),
             this, SIGNAL(folderDiscovered(bool,QString)));
 
-    connect(discoveryJob, SIGNAL(newBigFolder(QString)),
+    connect(discoveryJob, SIGNAL(newBigFolder(QString,bool)),
-            this, SIGNAL(newBigFolder(QString)));
+            this, SIGNAL(newBigFolder(QString,bool)));
 
 
     // This is used for the DiscoveryJob to be able to request the main thread/

src/libsync/syncengine.h

@@ -77,10 +77,7 @@ public:
 
     bool isSyncRunning() const { return _syncRunning; }
 
-    /* Set the maximum size a folder can have without asking for confirmation
+    void setSyncOptions(const SyncOptions &options) { _syncOptions = options; }
-     * -1 means infinite
-     */
-    void setNewBigFolderSizeLimit(qint64 limit) { _newBigFolderSizeLimit = limit; }
     bool ignoreHiddenFiles() const { return _csync_ctx->ignore_hidden_files; }
     void setIgnoreHiddenFiles(bool ignore) { _csync_ctx->ignore_hidden_files = ignore; }
 
@@ -142,7 +139,7 @@ signals:
     void aboutToRestoreBackup(bool *restore);
 
     // A new folder was discovered and was not synced because of the confirmation feature
-    void newBigFolder(const QString &folder);
+    void newBigFolder(const QString &folder, bool isExternal);
 
     /** Emitted when propagation has problems with a locked file.
      *
@@ -249,8 +246,7 @@ private:
 
     int _uploadLimit;
     int _downloadLimit;
-    /* maximum size a folder can have without asking for confirmation: -1 means infinite */
+    SyncOptions _syncOptions;
-    qint64 _newBigFolderSizeLimit;
 
     // hash containing the permissions on the remote directory
     QHash<QString, QByteArray> _remotePerms;

src/libsync/theme.cpp

@@ -275,6 +275,15 @@ qint64 Theme::newBigFolderSizeLimit() const
     return 500;
 }
 
+bool Theme::wizardHideExternalStorageConfirmationCheckbox() const
+{
+    return false;
+}
+
+bool Theme::wizardHideFolderSizeLimitCheckbox() const
+{
+    return false;
+}
 
 QString Theme::gitSHA1() const
 {
@@ -412,7 +421,7 @@ QPixmap Theme::wizardHeaderBanner() const
     if (!c.isValid())
         return QPixmap();
 
-    QPixmap pix(QSize(600, 78));
+    QPixmap pix(QSize(750, 78));
     pix.fill(wizardHeaderBackgroundColor());
     return pix;
 }
@@ -478,4 +487,6 @@ QString Theme::quotaBaseFolder() const
 {
     return QLatin1String("/");
 }
+
+
 } // end namespace client

src/libsync/theme.h

@@ -219,6 +219,17 @@ public:
      **/
     virtual qint64 newBigFolderSizeLimit() const;
 
+    /**
+     * Hide the checkbox that says "Ask for confirmation before synchronizing folders larger than X MB"
+     * in the account wizard
+     */
+    virtual bool wizardHideFolderSizeLimitCheckbox() const;
+    /**
+     * Hide the checkbox that says "Ask for confirmation before synchronizing external storages"
+     * in the account wizard
+     */
+    virtual bool wizardHideExternalStorageConfirmationCheckbox() const;
+
     /**
      * Alternative path on the server that provides access to the webdav capabilities
      *
@@ -302,6 +313,7 @@ public:
      */
     virtual QString quotaBaseFolder() const;
 
+
 protected:
 #ifndef TOKEN_AUTH_ONLY
     QIcon themeIcon(const QString& name, bool sysTray = false, bool sysTrayMenuVisible = false) const;