492 lines
14 KiB
Go
492 lines
14 KiB
Go
// Copyright (c) 2020 Proton Technologies AG
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//
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// This file is part of ProtonMail Bridge.
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//
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// ProtonMail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ProtonMail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
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// +build !nogui
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package qtie
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import (
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"errors"
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"os"
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"strconv"
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"time"
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"github.com/ProtonMail/proton-bridge/internal/events"
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qtcommon "github.com/ProtonMail/proton-bridge/internal/frontend/qt-common"
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"github.com/ProtonMail/proton-bridge/internal/frontend/types"
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"github.com/ProtonMail/proton-bridge/internal/transfer"
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"github.com/ProtonMail/proton-bridge/internal/updates"
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"github.com/ProtonMail/proton-bridge/pkg/config"
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"github.com/ProtonMail/proton-bridge/pkg/listener"
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"github.com/therecipe/qt/core"
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"github.com/therecipe/qt/gui"
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"github.com/therecipe/qt/qml"
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"github.com/therecipe/qt/widgets"
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"github.com/sirupsen/logrus"
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"github.com/skratchdot/open-golang/open"
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)
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var log = logrus.WithField("pkg", "frontend-qt-ie")
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// FrontendQt is API between Import-Export and Qt
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//
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// With this interface it is possible to control Qt-Gui interface using pointers to
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// Qt and QML objects. QML signals and slots are connected via methods of GoQMLInterface.
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type FrontendQt struct {
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panicHandler types.PanicHandler
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config *config.Config
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eventListener listener.Listener
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updates types.Updater
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ie types.ImportExporter
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App *widgets.QApplication // Main Application pointer
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View *qml.QQmlApplicationEngine // QML engine pointer
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MainWin *core.QObject // Pointer to main window inside QML
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Qml *GoQMLInterface // Object accessible from both Go and QML for methods and signals
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Accounts qtcommon.Accounts // Providing data for accounts ListView
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programName string // Program name
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programVersion string // Program version
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buildVersion string // Program build version
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TransferRules *TransferRules
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ErrorList *ErrorListModel // Providing data for error reporting
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transfer *transfer.Transfer
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progress *transfer.Progress
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notifyHasNoKeychain bool
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}
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// New is constructor for Import-Export Qt-Go interface
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func New(
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version, buildVersion string,
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panicHandler types.PanicHandler,
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config *config.Config,
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eventListener listener.Listener,
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updates types.Updater,
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ie types.ImportExporter,
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) *FrontendQt {
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f := &FrontendQt{
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panicHandler: panicHandler,
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config: config,
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programName: "ProtonMail Import-Export",
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programVersion: "v" + version,
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eventListener: eventListener,
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buildVersion: buildVersion,
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updates: updates,
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ie: ie,
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}
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// Nicer string for OS
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currentOS := core.QSysInfo_PrettyProductName()
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ie.SetCurrentOS(currentOS)
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log.Debugf("New Qt frontend: %p", f)
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return f
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}
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// IsAppRestarting for Import-Export is always false i.e never restarts
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func (f *FrontendQt) IsAppRestarting() bool {
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return false
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}
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// Loop function for Import-Export interface. It runs QtExecute in main thread
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// with no additional function.
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func (f *FrontendQt) Loop(setupError error) (err error) {
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if setupError != nil {
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f.notifyHasNoKeychain = true
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}
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go func() {
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defer f.panicHandler.HandlePanic()
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f.watchEvents()
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}()
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err = f.QtExecute(func(f *FrontendQt) error { return nil })
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return err
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}
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func (f *FrontendQt) watchEvents() {
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internetOffCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.InternetOffEvent)
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internetOnCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.InternetOnEvent)
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restartBridgeCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.RestartBridgeEvent)
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addressChangedCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.AddressChangedEvent)
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addressChangedLogoutCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.AddressChangedLogoutEvent)
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logoutCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.LogoutEvent)
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updateApplicationCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.UpgradeApplicationEvent)
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newUserCh := qtcommon.MakeAndRegisterEvent(f.eventListener, events.UserRefreshEvent)
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for {
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select {
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case <-internetOffCh:
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f.Qml.SetConnectionStatus(false)
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case <-internetOnCh:
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f.Qml.SetConnectionStatus(true)
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case <-restartBridgeCh:
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f.Qml.SetIsRestarting(true)
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f.App.Quit()
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case address := <-addressChangedCh:
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f.Qml.NotifyAddressChanged(address)
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case address := <-addressChangedLogoutCh:
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f.Qml.NotifyAddressChangedLogout(address)
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case userID := <-logoutCh:
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user, err := f.ie.GetUser(userID)
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if err != nil {
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return
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}
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f.Qml.NotifyLogout(user.Username())
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case <-updateApplicationCh:
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f.Qml.ProcessFinished()
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f.Qml.NotifyUpdate()
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case <-newUserCh:
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f.Qml.LoadAccounts()
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}
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}
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}
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func (f *FrontendQt) qtSetupQmlAndStructures() {
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f.App = widgets.NewQApplication(len(os.Args), os.Args)
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// view
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f.View = qml.NewQQmlApplicationEngine(f.App)
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// Add Go-QML Import-Export
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f.Qml = NewGoQMLInterface(nil)
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f.Qml.SetFrontend(f) // provides access
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f.View.RootContext().SetContextProperty("go", f.Qml)
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// Add AccountsModel
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f.Accounts.SetupAccounts(f.Qml, f.ie)
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f.View.RootContext().SetContextProperty("accountsModel", f.Accounts.Model)
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// Add TransferRules structure
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f.TransferRules = NewTransferRules(nil)
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f.View.RootContext().SetContextProperty("transferRules", f.TransferRules)
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// Add error list modal
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f.ErrorList = NewErrorListModel(nil)
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f.View.RootContext().SetContextProperty("errorList", f.ErrorList)
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f.Qml.ConnectLoadImportReports(f.ErrorList.load)
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// Import path and load QML files
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f.View.AddImportPath("qrc:///")
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f.View.Load(core.NewQUrl3("qrc:/uiie.qml", 0))
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// TODO set the first start flag
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//log.Error("Get FirstStart: Not implemented")
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//if prefs.Get(prefs.FirstStart) == "true" {
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if false {
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f.Qml.SetIsFirstStart(true)
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} else {
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f.Qml.SetIsFirstStart(false)
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}
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// Notify user about error during initialization.
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if f.notifyHasNoKeychain {
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f.Qml.NotifyHasNoKeychain()
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}
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}
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// QtExecute in main for starting Qt application
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//
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// It is needed to have just one Qt application per program (at least per same
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// thread). This functions reads the main user interface defined in QML files.
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// The files are appended to library by Qt-QRC.
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func (f *FrontendQt) QtExecute(Procedure func(*FrontendQt) error) error {
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qtcommon.QtSetupCoreAndControls(f.programName, f.programVersion)
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f.qtSetupQmlAndStructures()
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// Check QML is loaded properly
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if len(f.View.RootObjects()) == 0 {
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//return errors.New(errors.ErrQApplication, "QML not loaded properly")
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return errors.New("QML not loaded properly")
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}
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// Obtain main window (need for invoke method)
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f.MainWin = f.View.RootObjects()[0]
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// Injected procedure for out-of-main-thread applications
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if err := Procedure(f); err != nil {
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return err
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}
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// Loop
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if ret := gui.QGuiApplication_Exec(); ret != 0 {
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//err := errors.New(errors.ErrQApplication, "Event loop ended with return value: %v", string(ret))
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err := errors.New("Event loop ended with return value: " + string(ret))
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log.Warnln("QGuiApplication_Exec: ", err)
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return err
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}
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log.Debug("Closing...")
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//prefs.Set(prefs.FirstStart, "false")
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return nil
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}
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func (f *FrontendQt) openLogs() {
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go open.Run(f.config.GetLogDir())
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}
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func (f *FrontendQt) openReport() {
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go open.Run(f.Qml.ImportLogFileName())
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}
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func (f *FrontendQt) openDownloadLink() {
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go open.Run(f.updates.GetDownloadLink())
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}
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// sendImportReport sends an anonymized import or export report file to our customer support
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func (f *FrontendQt) sendImportReport(address string) bool { // Todo_: Rename to sendReport?
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var accname = "No account logged in"
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if f.Accounts.Model.Count() > 0 {
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accname = f.Accounts.Model.Get(0).Account()
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}
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if f.progress == nil {
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log.Errorln("Failed to send process report: Missing progress")
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return false
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}
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report := f.progress.GenerateBugReport()
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if err := f.ie.ReportFile(
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core.QSysInfo_ProductType(),
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core.QSysInfo_PrettyProductName(),
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accname,
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address,
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report,
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); err != nil {
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log.Errorln("Failed to send process report:", err)
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return false
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}
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log.Info("Report send successfully")
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return true
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}
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// sendBug sends a bug report described by user to our customer support
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func (f *FrontendQt) sendBug(description, emailClient, address string) bool {
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var accname = "No account logged in"
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if f.Accounts.Model.Count() > 0 {
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accname = f.Accounts.Model.Get(0).Account()
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}
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if err := f.ie.ReportBug(
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core.QSysInfo_ProductType(),
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core.QSysInfo_PrettyProductName(),
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description,
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accname,
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address,
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emailClient,
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); err != nil {
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log.Errorln("while sendBug:", err)
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return false
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}
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return true
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}
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// checkInternet is almost idetical to bridge
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func (f *FrontendQt) checkInternet() {
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f.Qml.SetConnectionStatus(f.ie.CheckConnection() == nil)
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}
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func (f *FrontendQt) showError(code int, err error) {
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f.Qml.SetErrorDescription(err.Error())
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log.WithField("code", code).Errorln(err.Error())
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f.Qml.NotifyError(code)
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}
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func (f *FrontendQt) emitEvent(evType, msg string) {
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f.eventListener.Emit(evType, msg)
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}
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func (f *FrontendQt) setProgressManager(progress *transfer.Progress) {
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f.progress = progress
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f.ErrorList.Progress = progress
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f.Qml.ConnectPauseProcess(func() { progress.Pause("paused") })
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f.Qml.ConnectResumeProcess(progress.Resume)
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f.Qml.ConnectCancelProcess(func() {
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progress.Stop()
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})
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f.Qml.SetProgress(0)
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go func() {
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log.Trace("Start reading updates")
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defer func() {
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log.Trace("Finishing reading updates")
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f.Qml.DisconnectPauseProcess()
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f.Qml.DisconnectResumeProcess()
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f.Qml.DisconnectCancelProcess()
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f.Qml.SetProgress(1)
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f.progress = nil
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f.ErrorList.Progress = nil
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}()
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updates := progress.GetUpdateChannel()
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for range updates {
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if progress.IsStopped() {
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break
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}
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failed, imported, _, _, total := progress.GetCounts()
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if total != 0 {
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f.Qml.SetTotal(int(total))
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}
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f.Qml.SetProgressFails(int(failed))
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f.Qml.SetProgressDescription(progress.PauseReason())
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if total > 0 {
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newProgress := float32(imported+failed) / float32(total)
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if newProgress >= 0 && newProgress != f.Qml.Progress() {
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f.Qml.SetProgress(newProgress)
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f.Qml.ProgressChanged(newProgress)
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}
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}
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}
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if err := progress.GetFatalError(); err != nil {
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f.Qml.SetProgressDescription(err.Error())
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} else {
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f.Qml.SetProgressDescription("")
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}
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}()
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}
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// StartUpdate is identical to bridge
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func (f *FrontendQt) StartUpdate() {
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progress := make(chan updates.Progress)
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go func() { // Update progress in QML.
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defer f.panicHandler.HandlePanic()
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for current := range progress {
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f.Qml.SetProgress(current.Processed)
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f.Qml.SetProgressDescription(strconv.Itoa(current.Description))
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// Error happend
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if current.Err != nil {
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log.Error("update progress: ", current.Err)
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f.Qml.UpdateFinished(true)
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return
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}
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// Finished everything OK.
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if current.Description >= updates.InfoQuitApp {
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f.Qml.UpdateFinished(false)
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time.Sleep(3 * time.Second) // Just notify.
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f.Qml.SetIsRestarting(current.Description == updates.InfoRestartApp)
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f.App.Quit()
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return
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}
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}
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}()
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go func() {
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defer f.panicHandler.HandlePanic()
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f.updates.StartUpgrade(progress)
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}()
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}
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// isNewVersionAvailable is identical to bridge
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// return 0 when local version is fine
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// return 1 when new version is available
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func (f *FrontendQt) isNewVersionAvailable(showMessage bool) {
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go func() {
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defer f.Qml.ProcessFinished()
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isUpToDate, latestVersionInfo, err := f.updates.CheckIsUpToDate()
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if err != nil {
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log.Warnln("Cannot retrieve version info: ", err)
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f.checkInternet()
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return
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}
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f.Qml.SetConnectionStatus(true) // if we are here connection is ok
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if isUpToDate {
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f.Qml.SetUpdateState(StatusUpToDate)
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if showMessage {
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f.Qml.NotifyVersionIsTheLatest()
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}
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return
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}
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f.Qml.SetNewversion(latestVersionInfo.Version)
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f.Qml.SetChangelog(latestVersionInfo.ReleaseNotes)
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f.Qml.SetBugfixes(latestVersionInfo.ReleaseFixedBugs)
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f.Qml.SetLandingPage(latestVersionInfo.LandingPage)
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f.Qml.SetDownloadLink(latestVersionInfo.GetDownloadLink())
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f.Qml.SetUpdateState(StatusNewVersionAvailable)
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}()
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}
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func (f *FrontendQt) resetSource() {
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if f.transfer != nil {
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f.transfer.ResetRules()
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if err := f.loadStructuresForImport(); err != nil {
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log.WithError(err).Error("Cannot reload structures after reseting rules.")
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}
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}
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}
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// getLocalVersionInfo is identical to bridge.
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func (f *FrontendQt) getLocalVersionInfo() {
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defer f.Qml.ProcessFinished()
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localVersion := f.updates.GetLocalVersion()
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f.Qml.SetNewversion(localVersion.Version)
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f.Qml.SetChangelog(localVersion.ReleaseNotes)
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f.Qml.SetBugfixes(localVersion.ReleaseFixedBugs)
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}
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// LeastUsedColor is intended to return color for creating a new inbox or label.
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func (f *FrontendQt) leastUsedColor() string {
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if f.transfer == nil {
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log.Warnln("Getting least used color before transfer exist.")
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return "#7272a7"
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}
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m, err := f.transfer.TargetMailboxes()
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if err != nil {
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log.Errorln("Getting least used color:", err)
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f.showError(errUnknownError, err)
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}
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return transfer.LeastUsedColor(m)
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}
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// createLabelOrFolder performs an IE target mailbox creation.
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func (f *FrontendQt) createLabelOrFolder(email, name, color string, isLabel bool, sourceID string) bool {
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// Prepare new mailbox.
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m := transfer.Mailbox{
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Name: name,
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Color: color,
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IsExclusive: !isLabel,
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}
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// Select least used color if no color given.
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if m.Color == "" {
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m.Color = f.leastUsedColor()
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}
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f.TransferRules.BeginResetModel()
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defer f.TransferRules.EndResetModel()
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// Create mailbox.
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m, err := f.transfer.CreateTargetMailbox(m)
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if err != nil {
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log.Errorln("Folder/Label creating:", err)
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if isLabel {
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f.showError(errCreateLabelFailed, err)
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} else {
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f.showError(errCreateFolderFailed, err)
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}
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return false
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}
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if sourceID == "-1" {
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f.transfer.SetGlobalMailbox(&m)
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} else {
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f.TransferRules.addTargetID(sourceID, m.Hash())
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}
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return true
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}
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