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 "FileItemList.h"
  13 #include "GUIPassword.h"
  14 #include "ServiceBroker.h"
  15 #include "addons/Skin.h"
  16 #include "dialogs/GUIDialogContextMenu.h"
  17 #include "guilib/GUIComponent.h"
  18 #include "guilib/GUIMessage.h"
  19 #include "guilib/GUIWindowManager.h"
  20 #include "guilib/LocalizeStrings.h"
  21 #include "input/actions/Action.h"
  22 #include "input/actions/ActionIDs.h"
  23 #include "interfaces/builtins/Builtins.h"
  24 #include "messaging/ApplicationMessenger.h"
  25 #include "messaging/helpers/DialogOKHelper.h"
  26 #include "profiles/Profile.h"
  27 #include "profiles/ProfileManager.h"
  28 #include "profiles/dialogs/GUIDialogProfileSettings.h"
  29 #include "pvr/PVRManager.h"
  30 #include "pvr/guilib/PVRGUIActionsPowerManagement.h"
  31 #include "settings/Settings.h"
  32 #include "settings/SettingsComponent.h"
  33 #include "utils/StringUtils.h"
  34 #include "utils/Variant.h"
  35 #include "view/ViewState.h"
  36
  37 using namespace KODI::MESSAGING;
  38
  39 #define CONTROL_BIG_LIST               52
  40 #define CONTROL_LABEL_HEADER            2
  41 #define CONTROL_LABEL_SELECTED_PROFILE  3
  42
  43 CGUIWindowLoginScreen::CGUIWindowLoginScreen(void)
  44   : CGUIWindow(WINDOW_LOGIN_SCREEN, "LoginScreen.xml")
  45 {
  46   watch.StartZero();
  47   m_vecItems = new CFileItemList;
  48   m_iSelectedItem = -1;
  49   m_loadType = KEEP_IN_MEMORY;
  50 }
  51
  52 CGUIWindowLoginScreen::~CGUIWindowLoginScreen(void)
  53 {
  54   delete m_vecItems;
  55 }
  56
  57 bool CGUIWindowLoginScreen::OnMessage(CGUIMessage& message)
  58 {
  59   switch ( message.GetMessage() )
  60   {
  61   case GUI_MSG_WINDOW_DEINIT:
  62     {
  63       m_vecItems->Clear();
  64     }
  65     break;
  66
  67   case GUI_MSG_CLICKED:
  68     {
  69       int iControl = message.GetSenderId();
  70       if (iControl == CONTROL_BIG_LIST)
  71       {
  72         int iAction = message.GetParam1();
  73
  74         // iItem is checked for validity inside these routines
  75         if (iAction == ACTION_CONTEXT_MENU || iAction == ACTION_MOUSE_RIGHT_CLICK)
  76         {
  77           int iItem = m_viewControl.GetSelectedItem();
  78           bool bResult = OnPopupMenu(m_viewControl.GetSelectedItem());
  79           if (bResult)
  80           {
  81             Update();
  82             CGUIMessage msg(GUI_MSG_ITEM_SELECT,GetID(),CONTROL_BIG_LIST,iItem);
  83             OnMessage(msg);
  84           }
  85
  86           return bResult;
  87         }
  88         else if (iAction == ACTION_SELECT_ITEM || iAction == ACTION_MOUSE_LEFT_CLICK)
  89         {
  90           int iItem = m_viewControl.GetSelectedItem();
  91           bool bCanceled;
  92           bool bOkay = g_passwordManager.IsProfileLockUnlocked(iItem, bCanceled);
  93
  94           if (bOkay)
  95           {
  96             if (iItem >= 0)
  97               CServiceBroker::GetAppMessenger()->PostMsg(TMSG_LOADPROFILE, iItem);
  98           }
  99           else
 100           {
 101             if (!bCanceled && iItem != 0)
 102               HELPERS::ShowOKDialogText(CVariant{20068}, CVariant{20117});
 103           }
 104         }
 105       }
 106     }
 107     break;
 108     case GUI_MSG_SETFOCUS:
 109     {
 110       if (m_viewControl.HasControl(message.GetControlId()) && m_viewControl.GetCurrentControl() != message.GetControlId())
 111       {
 112         m_viewControl.SetFocused();
 113         return true;
 114       }
 115     }
 116     default:
 117     break;
 118
 119   }
 120
 121   return CGUIWindow::OnMessage(message);
 122 }
 123
 124 bool CGUIWindowLoginScreen::OnAction(const CAction &action)
 125 {
 126   // don't allow built in actions to act here except shutdown related ones.
 127   // this forces only navigation type actions to be performed.
 128   if (action.GetID() == ACTION_BUILT_IN_FUNCTION)
 129   {
 130     std::string actionName = action.GetName();
 131     StringUtils::ToLower(actionName);
 132     if ((actionName.find("shutdown") != std::string::npos) &&
 133         CServiceBroker::GetPVRManager().Get<PVR::GUI::PowerManagement>().CanSystemPowerdown())
 134       CBuiltins::GetInstance().Execute(action.GetName());
 135     return true;
 136   }
 137   return CGUIWindow::OnAction(action);
 138 }
 139
 140 bool CGUIWindowLoginScreen::OnBack(int actionID)
 141 {
 142   // no escape from the login window
 143   return false;
 144 }
 145
 146 void CGUIWindowLoginScreen::FrameMove()
 147 {
 148   if (GetFocusedControlID() == CONTROL_BIG_LIST && !CServiceBroker::GetGUI()->GetWindowManager().HasModalDialog(true))
 149   {
 150     if (m_viewControl.HasControl(CONTROL_BIG_LIST))
 151       m_iSelectedItem = m_viewControl.GetSelectedItem();
 152   }
 153
 154   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 155
 156   std::string strLabel = StringUtils::Format(g_localizeStrings.Get(20114), m_iSelectedItem + 1,
 157                                              profileManager->GetNumberOfProfiles());
 158   SET_CONTROL_LABEL(CONTROL_LABEL_SELECTED_PROFILE,strLabel);
 159   CGUIWindow::FrameMove();
 160 }
 161
 162 void CGUIWindowLoginScreen::OnInitWindow()
 163 {
 164   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 165
 166   m_iSelectedItem = static_cast<int>(profileManager->GetLastUsedProfileIndex());
 167
 168   // Update list/thumb control
 169   m_viewControl.SetCurrentView(DEFAULT_VIEW_LIST);
 170   Update();
 171   m_viewControl.SetFocused();
 172   SET_CONTROL_LABEL(CONTROL_LABEL_HEADER,g_localizeStrings.Get(20115));
 173   SET_CONTROL_VISIBLE(CONTROL_BIG_LIST);
 174
 175   CGUIWindow::OnInitWindow();
 176 }
 177
 178 void CGUIWindowLoginScreen::OnWindowLoaded()
 179 {
 180   CGUIWindow::OnWindowLoaded();
 181   m_viewControl.Reset();
 182   m_viewControl.SetParentWindow(GetID());
 183   m_viewControl.AddView(GetControl(CONTROL_BIG_LIST));
 184 }
 185
 186 void CGUIWindowLoginScreen::OnWindowUnload()
 187 {
 188   CGUIWindow::OnWindowUnload();
 189   m_viewControl.Reset();
 190 }
 191
 192 void CGUIWindowLoginScreen::Update()
 193 {
 194   m_vecItems->Clear();
 195
 196   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 197
 198   for (unsigned int i = 0; i < profileManager->GetNumberOfProfiles(); ++i)
 199   {
 200     const CProfile *profile = profileManager->GetProfile(i);
 201
 202     CFileItemPtr item(new CFileItem(profile->getName()));
 203
 204     std::string strLabel;
 205     if (profile->getDate().empty())
 206       strLabel = g_localizeStrings.Get(20113);
 207     else
 208       strLabel = StringUtils::Format(g_localizeStrings.Get(20112), profile->getDate());
 209
 210     item->SetLabel2(strLabel);
 211     item->SetArt("thumb", profile->getThumb());
 212     if (profile->getThumb().empty())
 213       item->SetArt("thumb", "DefaultUser.png");
 214     item->SetLabelPreformatted(true);
 215
 216     m_vecItems->Add(item);
 217   }
 218   m_viewControl.SetItems(*m_vecItems);
 219   m_viewControl.SetSelectedItem(m_iSelectedItem);
 220 }
 221
 222 bool CGUIWindowLoginScreen::OnPopupMenu(int iItem)
 223 {
 224   if (iItem < 0 || iItem >= m_vecItems->Size())
 225     return false;
 226
 227   const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();
 228
 229   CFileItemPtr pItem = m_vecItems->Get(iItem);
 230   bool bSelect = pItem->IsSelected();
 231
 232   // mark the item
 233   pItem->Select(true);
 234
 235   CContextButtons choices;
 236   choices.Add(1, 20067);
 237
 238   if (iItem == 0 && g_passwordManager.iMasterLockRetriesLeft == 0)
 239     choices.Add(2, 12334);
 240
 241   int choice = CGUIDialogContextMenu::ShowAndGetChoice(choices);
 242   if (choice == 2)
 243   {
 244     if (g_passwordManager.CheckLock(profileManager->GetMasterProfile().getLockMode(), profileManager->GetMasterProfile().getLockCode(), 20075))
 245       g_passwordManager.iMasterLockRetriesLeft = CServiceBroker::GetSettingsComponent()->GetSettings()->GetInt(CSettings::SETTING_MASTERLOCK_MAXRETRIES);
 246     else // be inconvenient
 247       CServiceBroker::GetAppMessenger()->PostMsg(TMSG_SHUTDOWN);
 248
 249     return true;
 250   }
 251
 252   // Edit the profile after checking if the correct master lock password was given.
 253   if (choice == 1 && g_passwordManager.IsMasterLockUnlocked(true))
 254     CGUIDialogProfileSettings::ShowForProfile(m_viewControl.GetSelectedItem());
 255
 256   //NOTE: this can potentially (de)select the wrong item if the filelisting has changed because of an action above.
 257   if (iItem < static_cast<int>(profileManager->GetNumberOfProfiles()))
 258     m_vecItems->Get(iItem)->Select(bSelect);
 259
 260   return false;
 261 }
 262
 263 CFileItemPtr CGUIWindowLoginScreen::GetCurrentListItem(int offset)
 264 {
 265   int item = m_viewControl.GetSelectedItem();
 266   if (item < 0 || !m_vecItems->Size()) return CFileItemPtr();
 267
 268   item = (item + offset) % m_vecItems->Size();
 269   if (item < 0) item += m_vecItems->Size();
 270   return m_vecItems->Get(item);
 271 }