xbmc/windows/GUIWindowLoginScreen.cpp

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #include "GUIWindowLoginScreen.h"
  10
  11 #include "FileItem.h"
  12 #include "GUIPassword.h"
  13 #include "ServiceBroker.h"
  14 #include "addons/Skin.h"
  15 #include "dialogs/GUIDialogContextMenu.h"
  16 #include "guilib/GUIComponent.h"
  17 #include "guilib/GUIMessage.h"
  18 #include "guilib/GUIWindowManager.h"
  19 #include "guilib/LocalizeStrings.h"
  20 #include "input/actions/Action.h"
  21 #include "input/actions/ActionIDs.h"
  22 #include "interfaces/builtins/Builtins.h"
  23 #include "messaging/ApplicationMessenger.h"
  24 #include "messaging/helpers/DialogOKHelper.h"
  25 #include "profiles/Profile.h"
  26 #include "profiles/ProfileManager.h"
  27 #include "profiles/dialogs/GUIDialogProfileSettings.h"
  28 #include "pvr/PVRManager.h"
  29 #include "pvr/guilib/PVRGUIActionsPowerManagement.h"
  30 #include "settings/Settings.h"
  31 #include "settings/SettingsComponent.h"
  32 #include "utils/StringUtils.h"
  33 #include "utils/Variant.h"
  34 #include "view/ViewState.h"
  35
  36 using namespace KODI::MESSAGING;
  37
  38 #define CONTROL_BIG_LIST               52
  39 #define CONTROL_LABEL_HEADER            2
  40 #define CONTROL_LABEL_SELECTED_PROFILE  3
  41
  42 CGUIWindowLoginScreen::CGUIWindowLoginScreen(void)
  43   : CGUIWindow(WINDOW_LOGIN_SCREEN, "LoginScreen.xml")
  44 {
  45   watch.StartZero();
  46   m_vecItems = new CFileItemList;
  47   m_iSelectedItem = -1;
  48   m_loadType = KEEP_IN_MEMORY;
  49 }
  50
  51 CGUIWindowLoginScreen::~CGUIWindowLoginScreen(void)
  52 {
  53   delete m_vecItems;
  54 }
  55
  56 bool CGUIWindowLoginScreen::OnMessage(CGUIMessage& message)
  57 {
  58   switch ( message.GetMessage() )
  59   {
  60   case GUI_MSG_WINDOW_DEINIT:
  61     {
  62       m_vecItems->Clear();
  63     }
  64     break;
  65
  66   case GUI_MSG_CLICKED:
  67     {
  68       int iControl = message.GetSenderId();
  69       if (iControl == CONTROL_BIG_LIST)
  70       {
  71         int iAction = message.GetParam1();
  72
  73         // iItem is checked for validity inside these routines
  74         if (iAction == ACTION_CONTEXT_MENU || iAction == ACTION_MOUSE_RIGHT_CLICK)
  75         {
  76           int iItem = m_viewControl.GetSelectedItem();
  77           bool bResult = OnPopupMenu(m_viewControl.GetSelectedItem());
  78           if (bResult)
  79           {
  80             Update();
  81             CGUIMessage msg(GUI_MSG_ITEM_SELECT,GetID(),CONTROL_BIG_LIST,iItem);
  82             OnMessage(msg);
  83           }
  84
  85           return bResult;
  86         }
  87         else if (iAction == ACTION_SELECT_ITEM || iAction == ACTION_MOUSE_LEFT_CLICK)
  88         {
  89           int iItem = m_viewControl.GetSelectedItem();
  90           bool bCanceled;
  91           bool bOkay = g_passwordManager.IsProfileLockUnlocked(iItem, bCanceled);
  92
  93           if (bOkay)
  94           {
  95             if (iItem >= 0)
  96               CServiceBroker::GetAppMessenger()->PostMsg(TMSG_LOADPROFILE, iItem);
  97           }
  98           else
  99           {
 100             if (!bCanceled && iItem != 0)
 101               HELPERS::ShowOKDialogText(CVariant{20068}, CVariant{20117});
 102           }
 103         }
 104       }
 105     }
 106     break;
 107     case GUI_MSG_SETFOCUS:
 108     {
 109       if (m_viewControl.HasControl(message.GetControlId()) && m_viewControl.GetCurrentControl() != message.GetControlId())
 110       {
 111         m_viewControl.SetFocused();
 112         return true;
 113       }
 114     }
 115     default:
 116     break;
 117
 118   }
 119
 120   return CGUIWindow::OnMessage(message);
 121 }
 122
 123 bool CGUIWindowLoginScreen::OnAction(const CAction &action)
 124 {
 125   // don't allow built in actions to act here except shutdown related ones.
 126   // this forces only navigation type actions to be performed.
 127   if (action.GetID() == ACTION_BUILT_IN_FUNCTION)
 128   {
 129     std::string actionName = action.GetName();
 130     StringUtils::ToLower(actionName);
 131     if ((actionName.find("shutdown") != std::string::npos) &&
 132         CServiceBroker::GetPVRManager().Get<PVR::GUI::PowerManagement>().CanSystemPowerdown())
 133       CBuiltins::GetInstance().Execute(action.GetName());
 134     return true;
 135   }
 136   return CGUIWindow::OnAction(action);
 137 }
 138
 139 bool CGUIWindowLoginScreen::OnBack(int actionID)
 140 {
 141   // no escape from the login window
 142   return false;
 143 }
 144
 145 void CGUIWindowLoginScreen::FrameMove()
 146 {
 147   if (GetFocusedControlID() == CONTROL_BIG_LIST && !CServiceBroker::GetGUI()->GetWindowManager().HasModalDialog(true))
 148   {
 149     if (m_viewControl.HasControl(CONTROL_BIG_LIST))
 150       m_iSelectedItem = m_viewControl.GetSelectedItem();
 151   }
 152
 153   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 154
 155   std::string strLabel = StringUtils::Format(g_localizeStrings.Get(20114), m_iSelectedItem + 1,
 156                                              profileManager->GetNumberOfProfiles());
 157   SET_CONTROL_LABEL(CONTROL_LABEL_SELECTED_PROFILE,strLabel);
 158   CGUIWindow::FrameMove();
 159 }
 160
 161 void CGUIWindowLoginScreen::OnInitWindow()
 162 {
 163   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 164
 165   m_iSelectedItem = static_cast<int>(profileManager->GetLastUsedProfileIndex());
 166
 167   // Update list/thumb control
 168   m_viewControl.SetCurrentView(DEFAULT_VIEW_LIST);
 169   Update();
 170   m_viewControl.SetFocused();
 171   SET_CONTROL_LABEL(CONTROL_LABEL_HEADER,g_localizeStrings.Get(20115));
 172   SET_CONTROL_VISIBLE(CONTROL_BIG_LIST);
 173
 174   CGUIWindow::OnInitWindow();
 175 }
 176
 177 void CGUIWindowLoginScreen::OnWindowLoaded()
 178 {
 179   CGUIWindow::OnWindowLoaded();
 180   m_viewControl.Reset();
 181   m_viewControl.SetParentWindow(GetID());
 182   m_viewControl.AddView(GetControl(CONTROL_BIG_LIST));
 183 }
 184
 185 void CGUIWindowLoginScreen::OnWindowUnload()
 186 {
 187   CGUIWindow::OnWindowUnload();
 188   m_viewControl.Reset();
 189 }
 190
 191 void CGUIWindowLoginScreen::Update()
 192 {
 193   m_vecItems->Clear();
 194
 195   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 196
 197   for (unsigned int i = 0; i < profileManager->GetNumberOfProfiles(); ++i)
 198   {
 199     const CProfile *profile = profileManager->GetProfile(i);
 200
 201     CFileItemPtr item(new CFileItem(profile->getName()));
 202
 203     std::string strLabel;
 204     if (profile->getDate().empty())
 205       strLabel = g_localizeStrings.Get(20113);
 206     else
 207       strLabel = StringUtils::Format(g_localizeStrings.Get(20112), profile->getDate());
 208
 209     item->SetLabel2(strLabel);
 210     item->SetArt("thumb", profile->getThumb());
 211     if (profile->getThumb().empty())
 212       item->SetArt("thumb", "DefaultUser.png");
 213     item->SetLabelPreformatted(true);
 214
 215     m_vecItems->Add(item);
 216   }
 217   m_viewControl.SetItems(*m_vecItems);
 218   m_viewControl.SetSelectedItem(m_iSelectedItem);
 219 }
 220
 221 bool CGUIWindowLoginScreen::OnPopupMenu(int iItem)
 222 {
 223   if (iItem < 0 || iItem >= m_vecItems->Size())
 224     return false;
 225
 226   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 227
 228   CFileItemPtr pItem = m_vecItems->Get(iItem);
 229   bool bSelect = pItem->IsSelected();
 230
 231   // mark the item
 232   pItem->Select(true);
 233
 234   CContextButtons choices;
 235   choices.Add(1, 20067);
 236
 237   if (iItem == 0 && g_passwordManager.iMasterLockRetriesLeft == 0)
 238     choices.Add(2, 12334);
 239
 240   int choice = CGUIDialogContextMenu::ShowAndGetChoice(choices);
 241   if (choice == 2)
 242   {
 243     if (g_passwordManager.CheckLock(profileManager->GetMasterProfile().getLockMode(), profileManager->GetMasterProfile().getLockCode(), 20075))
 244       g_passwordManager.iMasterLockRetriesLeft = CServiceBroker::GetSettingsComponent()->GetSettings()->GetInt(CSettings::SETTING_MASTERLOCK_MAXRETRIES);
 245     else // be inconvenient
 246       CServiceBroker::GetAppMessenger()->PostMsg(TMSG_SHUTDOWN);
 247
 248     return true;
 249   }
 250
 251   // Edit the profile after checking if the correct master lock password was given.
 252   if (choice == 1 && g_passwordManager.IsMasterLockUnlocked(true))
 253     CGUIDialogProfileSettings::ShowForProfile(m_viewControl.GetSelectedItem());
 254
 255   //NOTE: this can potentially (de)select the wrong item if the filelisting has changed because of an action above.
 256   if (iItem < static_cast<int>(profileManager->GetNumberOfProfiles()))
 257     m_vecItems->Get(iItem)->Select(bSelect);
 258
 259   return false;
 260 }
 261
 262 CFileItemPtr CGUIWindowLoginScreen::GetCurrentListItem(int offset)
 263 {
 264   int item = m_viewControl.GetSelectedItem();
 265   if (item < 0 || !m_vecItems->Size()) return CFileItemPtr();
 266
 267   item = (item + offset) % m_vecItems->Size();
 268   if (item < 0) item += m_vecItems->Size();
 269   return m_vecItems->Get(item);
 270 }