/*
* Copyright (c) 2003-2008 Rony Shapiro <ronys@users.sourceforge.net>.
* All rights reserved. Use of the code is allowed under the
* Artistic License 2.0 terms, as specified in the LICENSE file
* distributed with this code, or available from
* http://www.opensource.org/licenses/artistic-license-2.0.php
*/
/// \file EditDlg.cpp
//-----------------------------------------------------------------------------

#include "stdafx.h"
#include "PasswordSafe.h"

#include "ThisMfcApp.h"
#include "DboxMain.h"
#include "EditDlg.h"
#include "PwFont.h"
#include "OptionsPasswordPolicy.h"
#include "corelib/PWCharPool.h"
#include "corelib/PwsPlatform.h"
#include "corelib/PWSprefs.h"
#include "corelib/ItemData.h"
#include "corelib/os/typedefs.h"
#include "ExpDTDlg.h"
#include "PWHistDlg.h"
#include "ControlExtns.h"
#include "ExtThread.h"

#include <shlwapi.h>
#include <fstream>
#include <bitset>

using namespace std;

#if defined(POCKET_PC)
#include "pocketpc/PocketPC.h"
#include "editdlg.h"
#endif

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

// hide w_char/char differences where possible:
#ifdef UNICODE
typedef std::wifstream ifstreamT;
typedef std::wofstream ofstreamT;
#else
typedef std::ifstream ifstreamT;
typedef std::ofstream ofstreamT;
#endif

static TCHAR PSSWDCHAR = TCHAR('*');
CMyString CEditDlg::HIDDEN_NOTES;
CString CEditDlg::CS_ON;
CString CEditDlg::CS_OFF;
CString CEditDlg::CS_SHOW;
CString CEditDlg::CS_HIDE;

CEditDlg::CEditDlg(CItemData *ci, CWnd* pParent)
  : CPWDialog(CEditDlg::IDD, pParent),
  m_ci(ci), m_bIsModified(false), m_Edit_IsReadOnly(false),
  m_tttXTime(time_t(0)), m_tttCPMTime(time_t(0)),
  m_locXTime(_T("")), m_oldlocXTime(_T("")), m_XTimeInt(0),
  m_original_entrytype(CItemData::ET_NORMAL), m_ToolTipCtrl(NULL)
{
  ASSERT(ci != NULL);

  if (HIDDEN_NOTES.IsEmpty()) { // one-time initializations
    HIDDEN_NOTES.LoadString(IDS_HIDDENNOTES);
    CS_ON.LoadString(IDS_ON);
    CS_OFF.LoadString(IDS_OFF);
#if defined(POCKET_PC)
    CS_SHOW.LoadString(IDS_SHOWPASSWORDTXT1);
    CS_HIDE.LoadString(IDS_HIDEPASSWORDTXT1);
#else
    CS_SHOW.LoadString(IDS_SHOWPASSWORDTXT2);
    CS_HIDE.LoadString(IDS_HIDEPASSWORDTXT2);
#endif
  }

  m_OverridePolicy = m_ci->GetPWPolicy().IsEmpty() ? FALSE : TRUE;
  m_ci->GetPWPolicy(m_pwp);

  BOOL HasHistory = FALSE;
  CreatePWHistoryList(ci->GetPWHistory(), HasHistory, m_MaxPWHistory,
                      m_NumPWHistory, m_PWHistList, TMC_EXPORT_IMPORT);
  m_SavePWHistory = HasHistory;

  m_group = m_ci->GetGroup();
  m_title = m_ci->GetTitle();
  m_username = m_ci->GetUser();
  m_password = m_password2 = HIDDEN_PASSWORD;
  m_realpassword = m_oldRealPassword = m_ci->GetPassword();
  m_URL = m_ci->GetURL();
  m_autotype = m_ci->GetAutoType();
  m_notes = HIDDEN_NOTES;
  m_realnotes = m_ci->GetNotes();
  m_PWHistory = m_ci->GetPWHistory();
  m_locCTime = m_ci->GetCTimeL();
  m_locATime = m_ci->GetATimeL();
  m_locRMTime = m_ci->GetRMTimeL();
  m_locPMTime = m_ci->GetPMTimeL();

  if (!m_locPMTime.IsEmpty())
    m_ci->GetPMTime(m_tttCPMTime);
  if ((long)m_tttCPMTime == 0L) // if never changed - try creation date
    m_ci->GetCTime(m_tttCPMTime);

  m_locXTime = m_ci->GetXTimeL();
  if (m_locXTime.IsEmpty()) {
    m_locXTime.LoadString(IDS_NEVER);
    m_tttXTime = 0;
  } else
    m_ci->GetXTime(m_tttXTime);

  m_oldlocXTime = m_locXTime;
  m_ci->GetXTimeInt(m_XTimeInt);
  m_oldXTimeInt = m_XTimeInt;

  m_pex_notes = new CEditExtn(WM_CALL_EXTERNAL_EDITOR, 
                              _T("! &Edit externally"));
  m_num_dependents = 0;
  m_dependents = _T("");
  m_base = _T("");
}

CEditDlg::~CEditDlg()
{
  delete m_pex_notes;
  delete m_ToolTipCtrl;
}

void CEditDlg::DoDataExchange(CDataExchange* pDX)
{
   CPWDialog::DoDataExchange(pDX);
   m_ex_password.DoDDX(pDX, m_password);
   m_ex_password2.DoDDX(pDX, m_password2);
   DDX_Text(pDX, IDC_NOTES, (CString&)m_notes);
   DDX_Text(pDX, IDC_USERNAME, (CString&)m_username);
   DDX_Text(pDX, IDC_TITLE, (CString&)m_title);
   DDX_Text(pDX, IDC_URL, (CString&)m_URL);
   DDX_Text(pDX, IDC_AUTOTYPE, (CString&)m_autotype);
   DDX_Text(pDX, IDC_CTIME, (CString&)m_locCTime);
   DDX_Text(pDX, IDC_PMTIME, (CString&)m_locPMTime);
   DDX_Text(pDX, IDC_ATIME, (CString&)m_locATime);
   DDX_Text(pDX, IDC_XTIME, (CString&)m_locXTime);
   DDX_Text(pDX, IDC_RMTIME, (CString&)m_locRMTime);

   DDX_CBString(pDX, IDC_GROUP, (CString&)m_group);
   DDX_Control(pDX, IDC_MORE, m_MoreLessBtn);
   DDX_Control(pDX, IDC_VIEWDEPENDENTS, m_ViewDependentsBtn);

   DDX_Control(pDX, IDC_GROUP, m_ex_group);
   DDX_Control(pDX, IDC_PASSWORD, m_ex_password);
   DDX_Control(pDX, IDC_PASSWORD2, m_ex_password2);
   DDX_Control(pDX, IDC_NOTES, *m_pex_notes);
   DDX_Control(pDX, IDC_USERNAME, m_ex_username);
   DDX_Control(pDX, IDC_TITLE, m_ex_title);
   DDX_Control(pDX, IDC_URL, m_ex_URL);
   DDX_Control(pDX, IDC_AUTOTYPE, m_ex_autotype);
   DDX_Check(pDX, IDC_OVERRIDE_POLICY, m_OverridePolicy);
}

BEGIN_MESSAGE_MAP(CEditDlg, CPWDialog)
  ON_BN_CLICKED(IDC_SHOWPASSWORD, OnShowPassword)
  ON_BN_CLICKED(ID_HELP, OnHelp)
  ON_BN_CLICKED(IDC_RANDOM, OnRandom)
#if defined(POCKET_PC)
  ON_WM_SHOWWINDOW()
#endif
  ON_EN_SETFOCUS(IDC_PASSWORD, OnPasskeySetfocus)
  ON_EN_KILLFOCUS(IDC_PASSWORD, OnPasskeyKillfocus)
  ON_BN_CLICKED(IDOK, OnBnClickedOk)
  ON_BN_CLICKED(IDC_MORE, OnBnClickedMore)
  ON_BN_CLICKED(IDC_VIEWDEPENDENTS, OnBnClickViewDependents)
  ON_BN_CLICKED(IDC_XTIME_CLEAR, OnBnClickedClearXTime)
  ON_BN_CLICKED(IDC_XTIME_SET, OnBnClickedSetXTime)
  ON_BN_CLICKED(IDC_PWHIST, OnBnClickedPwhist)
  ON_EN_SETFOCUS(IDC_NOTES, OnEnSetfocusNotes)
  ON_EN_KILLFOCUS(IDC_NOTES, OnEnKillfocusNotes)
  ON_MESSAGE(WM_CALL_EXTERNAL_EDITOR, OnCallExternalEditor)
  ON_MESSAGE(WM_EXTERNAL_EDITOR_ENDED, OnExternalEditorEnded)
  ON_BN_CLICKED(IDC_OVERRIDE_POLICY, OnBnClickedOverridePolicy)
END_MESSAGE_MAP()

void CEditDlg::OnShowPassword() 
{
  UpdateData(TRUE);

  if (m_isPwHidden) {
    ShowPassword();
  } else {
    m_realpassword = m_password; // save visible password
    HidePassword();
  }
  UpdateData(FALSE);
}

void CEditDlg::OnOK() 
{
  ItemListIter listindex;

  UpdateData(TRUE);
  m_group.EmptyIfOnlyWhiteSpace();
  m_title.EmptyIfOnlyWhiteSpace();
  m_username.EmptyIfOnlyWhiteSpace();
  if (m_password.IsOnlyWhiteSpace()) {
    m_password.Empty();
    if (m_isPwHidden)
      m_password2.Empty();
  }
  m_realnotes.EmptyIfOnlyWhiteSpace();
  m_URL.EmptyIfOnlyWhiteSpace();
  m_autotype.EmptyIfOnlyWhiteSpace();

  if (!m_isPwHidden || m_password != HIDDEN_PASSWORD)
    m_realpassword = m_password;

  if (!m_isNotesHidden)
    m_realnotes = m_notes;

  m_bIsModified |= (m_group != m_ci->GetGroup() ||
                    m_title != m_ci->GetTitle() ||
                    m_username != m_ci->GetUser() ||
                    m_realnotes != m_ci->GetNotes() ||
                    m_URL != m_ci->GetURL() ||
                    m_autotype != m_ci->GetAutoType() ||
                    m_PWHistory != m_ci->GetPWHistory() ||
                    m_locXTime != m_oldlocXTime ||
                    m_XTimeInt != m_oldXTimeInt);

  bool IsPswdModified = m_realpassword != m_oldRealPassword;

  //Check that data is valid
  if (m_title.IsEmpty()) {
    AfxMessageBox(IDS_MUSTHAVETITLE);
    ((CEdit*)GetDlgItem(IDC_TITLE))->SetFocus();
    goto dont_close;
  }

  if (m_password.IsEmpty()) {
    AfxMessageBox(IDS_MUSTHAVEPASSWORD);
    ((CEdit*)GetDlgItem(IDC_PASSWORD))->SetFocus();
    goto dont_close;
  }

  if (!m_group.IsEmpty() && m_group[0] == '.') {
    AfxMessageBox(IDS_DOTINVALID);
    ((CEdit*)GetDlgItem(IDC_GROUP))->SetFocus();
    goto dont_close;
  }

  if (m_isPwHidden && (m_password.Compare(m_password2) != 0)) {
    AfxMessageBox(IDS_PASSWORDSNOTMATCH);
    ((CEdit*)GetDlgItem(IDC_PASSWORD))->SetFocus();
    goto dont_close;
  }

  DboxMain* pDbx = static_cast<DboxMain *>(GetParent());
  ASSERT(pDbx != NULL);

  listindex = pDbx->Find(m_group, m_title, m_username);
  /*
  *  If there is a matching entry in our list, and that
  *  entry is not the same one we started editing, tell the
  *  user to try again.
  */
  if (listindex != pDbx->End()) {
    const CItemData &listItem = pDbx->GetEntryAt(listindex);
    uuid_array_t list_uuid, elem_uuid;
    listItem.GetUUID(list_uuid);
    m_ci->GetUUID(elem_uuid);
    bool notSame = (::memcmp(list_uuid, elem_uuid, sizeof(uuid_array_t)) != 0);
    if (notSame) {
      CMyString temp;
      temp.Format(IDS_ENTRYEXISTS, m_group, m_title, m_username);
      AfxMessageBox(temp);
      ((CEdit*)GetDlgItem(IDC_TITLE))->SetSel(MAKEWORD(-1, 0));
      ((CEdit*)GetDlgItem(IDC_TITLE))->SetFocus();
      goto dont_close;
    }
  }

  bool brc, b_msg_issued;
  brc = pDbx->CheckNewPassword(m_group, m_title, m_username, m_password,
                              true, CItemData::ET_ALIAS,
                              m_base_uuid, m_ibasedata, b_msg_issued);

  if (!brc && m_ibasedata != 0) {
    if (!b_msg_issued)
      AfxMessageBox(IDS_MUSTHAVETARGET, MB_OK);
    UpdateData(FALSE);
    ((CEdit*)GetDlgItem(IDC_PASSWORD))->SetFocus();
    goto dont_close;
  }
  //End check

  // Everything OK, update fields
  m_ci->SetGroup(m_group);
  m_ci->SetTitle(m_title);
  m_ci->SetUser(m_username.IsEmpty() ? m_defusername : m_username);
  m_ci->SetPassword(m_realpassword);
  m_ci->SetNotes(m_realnotes);
  m_ci->SetURL(m_URL);
  m_ci->SetAutoType(m_autotype);
  m_ci->SetPWHistory(m_PWHistory);
  m_ci->SetPWPolicy(m_pwp);

  time_t t;
  time(&t);
  if (IsPswdModified) {
    if (m_SavePWHistory)
      UpdateHistory();
    m_ci->SetPMTime(t);
  }
  if (m_bIsModified || IsPswdModified)
    m_ci->SetRMTime(t);
  if (m_oldlocXTime != m_locXTime)
    m_ci->SetXTime(m_tttXTime);
  if (m_oldXTimeInt != m_XTimeInt)
    m_ci->SetXTimeInt(m_XTimeInt);

  CPWDialog::OnOK();
  return;
  // If we don't close, then update controls, as some of the fields
  // may have been modified (e.g., spaces removed).
dont_close:
  UpdateData(FALSE);
}

void CEditDlg::UpdateHistory()
{
  size_t num = m_PWHistList.size();
  PWHistEntry pwh_ent;
  pwh_ent.password = m_oldRealPassword;
  time_t t;
  m_ci->GetPMTime(t);
  if ((long)t == 0L) // if never set - try creation date
    m_ci->GetCTime(t);
  pwh_ent.changetttdate = t;
  pwh_ent.changedate =
    PWSUtil::ConvertToDateTimeString(t, TMC_EXPORT_IMPORT);
  if (pwh_ent.changedate.IsEmpty()) {
    pwh_ent.changedate.LoadString(IDS_UNKNOWN);
  }

  // Now add the latest
  m_PWHistList.push_back(pwh_ent);

  // Increment count
  num++;

  // Too many? remove the excess
  if (num > m_MaxPWHistory) {
    PWHistList hl(m_PWHistList.begin() + (num - m_MaxPWHistory),
                  m_PWHistList.end());
    ASSERT(hl.size() == m_MaxPWHistory);
    m_PWHistList = hl;
    num = m_MaxPWHistory;
  }

  // Now create string version!
  CMyString new_PWHistory;
  CString buffer;

  buffer.Format(_T("1%02x%02x"), m_MaxPWHistory, num);
  new_PWHistory = CMyString(buffer);

  PWHistList::iterator iter;
  for (iter = m_PWHistList.begin(); iter != m_PWHistList.end(); iter++) {
    const PWHistEntry pwshe = *iter;

    buffer.Format(_T("%08x%04x%s"),
                  (long) pwshe.changetttdate, pwshe.password.GetLength(),
                  pwshe.password);
    new_PWHistory += CMyString(buffer);
    buffer.Empty();
  }
  m_ci->SetPWHistory(new_PWHistory);
}

BOOL CEditDlg::OnInitDialog() 
{
  CPWDialog::OnInitDialog();

  ApplyPasswordFont(GetDlgItem(IDC_PASSWORD));
  ApplyPasswordFont(GetDlgItem(IDC_PASSWORD2));

  CString cs_text;
  if (m_Edit_IsReadOnly) {
    GetDlgItem(IDOK)->EnableWindow(FALSE);
    cs_text.LoadString(IDS_VIEWENTRY);
    SetWindowText(cs_text);
    cs_text.LoadString(IDS_DATABASEREADONLY);
    GetDlgItem(IDC_EDITEXPLANATION)->SetWindowText(cs_text);
  }

  const int n = m_ci->NumberUnknownFields();
  if (n > 0) {
    cs_text.Format(IDS_RECORDUNKNOWNFIELDS, n);
    GetDlgItem(IDC_RECORDUNKNOWNFIELDS)->SetWindowText(cs_text);
    GetDlgItem(IDC_RECORDUNKNOWNFIELDS)->ShowWindow(SW_SHOW);
    GetDlgItem(IDC_STATIC_RECORDUNKNOWNFIELDS)->ShowWindow(SW_SHOW);
    GetDlgItem(IDC_STATICGROUPRUNKNFLDS)->ShowWindow(SW_SHOW);
  } else {
    GetDlgItem(IDC_RECORDUNKNOWNFIELDS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATIC_RECORDUNKNOWNFIELDS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATICGROUPRUNKNFLDS)->ShowWindow(SW_HIDE);
  }

  // Note shortcuts have their own dialog for edit.
  if (m_original_entrytype == CItemData::ET_ALIASBASE ||
      m_original_entrytype == CItemData::ET_SHORTCUTBASE) {
    // Show button to allow users to view dependents
    CString csButtonText;
    csButtonText.LoadString(m_original_entrytype == CItemData::ET_ALIASBASE ? IDS_VIEWALIASESBTN : IDS_VIEWSHORTCUTSBTN);
    GetDlgItem(IDC_VIEWDEPENDENTS)->SetWindowText(csButtonText);
    GetDlgItem(IDC_VIEWDEPENDENTS)->ShowWindow(SW_SHOW);
    GetDlgItem(IDC_STATIC_ISANALIAS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATIC_ALIASGRP)->ShowWindow(SW_HIDE);
  } else if (m_original_entrytype == CItemData::ET_ALIAS) {
    // Update password to alias form
    // Show text stating that it is an alias
    m_realpassword = m_oldRealPassword = m_base;
    GetDlgItem(IDC_VIEWDEPENDENTS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATIC_ISANALIAS)->ShowWindow(SW_SHOW);
    GetDlgItem(IDC_STATIC_ALIASGRP)->ShowWindow(SW_SHOW);
  } else if (m_original_entrytype == CItemData::ET_NORMAL) {
    // Normal - do none of the above
    GetDlgItem(IDC_VIEWDEPENDENTS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATIC_ISANALIAS)->ShowWindow(SW_HIDE);
    GetDlgItem(IDC_STATIC_ALIASGRP)->ShowWindow(SW_HIDE);
  }

  ((CEdit*)GetDlgItem(IDC_PASSWORD2))->SetPasswordChar(PSSWDCHAR);

  if (PWSprefs::GetInstance()->GetPref(PWSprefs::ShowPWDefault)) {
    ShowPassword();
  } else {
    HidePassword();
  }

  if (PWSprefs::GetInstance()->GetPref(PWSprefs::ShowNotesDefault)) {
    ShowNotes();
  } else {
    HideNotes();
  }

  if (!m_Edit_IsReadOnly) {
    // Populate the groups combo box
    if (m_ex_group.GetCount() == 0) {
      CStringArray aryGroups;
      app.m_core.GetUniqueGroups(aryGroups);
      for (int igrp = 0; igrp < aryGroups.GetSize(); igrp++) {
        m_ex_group.AddString((LPCTSTR)aryGroups[igrp]);
      }
    }
  }

  GetDlgItem(IDC_PWHSTATUS)->
    SetWindowText(m_SavePWHistory == TRUE ? CS_ON : CS_OFF);
  CString buffer;
  if (m_SavePWHistory == TRUE)
    buffer.Format(_T("%d"), m_MaxPWHistory);
  else
    buffer = _T("n/a");

  GetDlgItem(IDC_PWHMAX)->SetWindowText(buffer);

  if (m_XTimeInt != 0) // recurring expiration
    cs_text.Format(IDS_IN_N_DAYS, m_XTimeInt);
  else
    cs_text = _T("");
  GetDlgItem(IDC_XTIME_RECUR2)->SetWindowText(cs_text);


  UpdateData(FALSE);
  // create tooltip unconditionally, JIC
  m_ToolTipCtrl = new CToolTipCtrl;
  if (!m_ToolTipCtrl->Create(this, 0)) {
    TRACE("Unable To create Edit Dialog ToolTip\n");
  }
  CString cs_ToolTip;
  cs_ToolTip.LoadString(IDS_OVERRIDE_POLICY);
  if (!m_ToolTipCtrl->AddTool(GetDlgItem(IDC_OVERRIDE_POLICY), cs_ToolTip)) {
    TRACE("Unable To add tool to Edit Dialog ToolTip\n");
  }
  // show tooltip iff m_OverridePolicy set
  EnableToolTips(m_OverridePolicy);
  m_ToolTipCtrl->Activate(m_OverridePolicy);

  m_isExpanded = PWSprefs::GetInstance()->
    GetPref(PWSprefs::DisplayExpandedAddEditDlg);
  ResizeDialog();

  m_ex_group.ChangeColour();

  return TRUE;
}

void CEditDlg::ShowPassword()
{
  m_isPwHidden = false;
  GetDlgItem(IDC_SHOWPASSWORD)->SetWindowText(CS_HIDE);

  m_password = m_realpassword;
  m_ex_password.SetSecure(false);
  // Remove password character so that the password is displayed
  m_ex_password.SetPasswordChar(0);
  m_ex_password.Invalidate();

  // Don't need verification as the user can see the password entered
  m_password2.Empty();
  m_ex_password2.EnableWindow(FALSE);
}

void CEditDlg::HidePassword()
{
  m_isPwHidden = true;
  GetDlgItem(IDC_SHOWPASSWORD)->SetWindowText(CS_SHOW);

  m_password = m_password2 = HIDDEN_PASSWORD;

  m_ex_password.SetSecure(true);
  // Set password character so that the password is not displayed
  m_ex_password.SetPasswordChar(PSSWDCHAR);
  m_ex_password2.SetSecureText(m_password2);
  m_ex_password.Invalidate();

  // Need verification as the user can not see the password entered
  m_ex_password2.EnableWindow(TRUE);
}

void CEditDlg::ShowNotes()
{
  m_isNotesHidden = false;
  m_notes = m_realnotes;

  ((CEdit*)GetDlgItem(IDC_NOTES))->Invalidate();
  GetDlgItem(IDC_NOTES)->EnableWindow(TRUE);
}

void CEditDlg::HideNotes()
{
  m_isNotesHidden = true;
  if (m_notes != HIDDEN_NOTES) {
    m_realnotes = m_notes;
    m_notes = HIDDEN_NOTES;
  }
  ((CEdit*)GetDlgItem(IDC_NOTES))->Invalidate();
}

void CEditDlg::OnRandom() 
{
  DboxMain* pParent = static_cast<DboxMain*>(GetParent());

  UpdateData(TRUE);

  pParent->MakeRandomPassword(m_realpassword, m_pwp);
  if (!m_isPwHidden) {
      m_password = m_realpassword;
      UpdateData(FALSE);
  }
  // This will be reset to the time the user eventually presses OK
  time(&m_tttCPMTime);
  if (m_XTimeInt != 0) {
    CTime ct = CTime(m_tttCPMTime) + CTimeSpan(m_XTimeInt, 0, 0, 0);
    m_tttXTime = (time_t)ct.GetTime();
    m_locXTime = PWSUtil::ConvertToDateTimeString(m_tttXTime, TMC_LOCALE);
  } else {
    if (m_tttXTime <= m_tttCPMTime) {
      m_locXTime.LoadString(IDS_NEVER);
      m_tttXTime = 0;
    }
  }
  GetDlgItem(IDC_XTIME)->SetWindowText(m_locXTime);
  CMyString cs_locPMTime = PWSUtil::ConvertToDateTimeString(m_tttCPMTime, TMC_LOCALE);
  GetDlgItem(IDC_PMTIME)->SetWindowText(cs_locPMTime);
  UpdateData(TRUE);
}

void CEditDlg::OnHelp() 
{
#if defined(POCKET_PC)
  CreateProcess( _T("PegHelp.exe"), _T("pws_ce_help.html#editview"), 
                NULL, NULL, FALSE, 0, NULL, NULL, NULL, NULL );
#else
  CString cs_HelpTopic;
  cs_HelpTopic = app.GetHelpFileName() + _T("::/html/entering_pwd.html");
  HtmlHelp(DWORD_PTR((LPCTSTR)cs_HelpTopic), HH_DISPLAY_TOPIC);
#endif
}

void CEditDlg::OnPasskeyKillfocus()
{
#if defined(POCKET_PC)
  /************************************************************************/
  /* Restore the state of word completion when the password field loses   */
  /* focus.                                                               */
  /************************************************************************/
  EnableWordCompletion( m_hWnd );
#endif
}

void CEditDlg::OnPasskeySetfocus()
{
  m_ex_password.SetSel(0, -1);
#if defined(POCKET_PC)
  /************************************************************************/
  /* When the password field is activated, pull up the SIP and disable    */
  /* word completion.                                                     */
  /************************************************************************/
  DisableWordCompletion( m_hWnd );
#endif
}

void CEditDlg::OnBnClickedOk()
{
  OnOK();
}

void CEditDlg::OnBnClickedMore()
{
  m_isExpanded = !m_isExpanded;
  PWSprefs::GetInstance()->
    SetPref(PWSprefs::DisplayExpandedAddEditDlg, m_isExpanded);
  ResizeDialog();
}

void CEditDlg::ResizeDialog()
{
  const int TopHideableControl = IDC_TOP_HIDEABLE;
  const int BottomHideableControl = IDC_BOTTOM_HIDEABLE;
  const int controls[]={
    IDC_URL,
    IDC_STATIC_URL,
    IDC_AUTOTYPE,
    IDC_STATIC_AUTO,
    IDC_CTIME,
    IDC_STATIC_CTIME,
    IDC_PMTIME,
    IDC_STATIC_PMTIME,
    IDC_ATIME,
    IDC_STATIC_ATIME,
    IDC_XTIME,
    IDC_XTIME_RECUR2,
    IDC_STATIC_XTIME,
    IDC_RMTIME,
    IDC_STATIC_RMTIME,
    IDC_XTIME_CLEAR,
    IDC_XTIME_SET,
    IDC_STATIC_DTGROUP,
    IDC_STATIC_DTEXPGROUP,    
  };

  int windows_state = m_isExpanded ? SW_SHOW : SW_HIDE;
  for(unsigned n = 0; n < sizeof(controls)/sizeof(controls[0]); n++) {
    CWnd* pWind;
    pWind = (CWnd *)GetDlgItem(controls[n]);
    pWind->ShowWindow(windows_state);
  }

  RECT curDialogRect;

  this->GetWindowRect(&curDialogRect);

  RECT newDialogRect = curDialogRect;

  RECT curLowestCtlRect;
  CWnd* pLowestCtl;
  int newHeight;
  CString cs_text;

  if (m_isExpanded) {
    // from less to more
    pLowestCtl = (CWnd *)GetDlgItem(BottomHideableControl);
    pLowestCtl->GetWindowRect(&curLowestCtlRect);
    newHeight = curLowestCtlRect.bottom + 15 - newDialogRect.top;

    cs_text.LoadString(IDS_LESS);
    m_MoreLessBtn.SetWindowText(cs_text);
  } else {
    // from more to less
    pLowestCtl = (CWnd *)GetDlgItem(TopHideableControl);
    pLowestCtl->GetWindowRect(&curLowestCtlRect);
    newHeight = curLowestCtlRect.top + 5 - newDialogRect.top;

    cs_text.LoadString(IDS_MORE);
    m_MoreLessBtn.SetWindowText(cs_text);
  }

  this->SetWindowPos(NULL, 0, 0, newDialogRect.right - newDialogRect.left,
                     newHeight, SWP_NOMOVE);
}

void CEditDlg::OnBnClickedClearXTime()
{
  m_locXTime.LoadString(IDS_NEVER);
  GetDlgItem(IDC_XTIME)->SetWindowText((CString)m_locXTime);
  GetDlgItem(IDC_XTIME_RECUR2)->SetWindowText(_T(""));
  m_tttXTime = (time_t)0;
  m_XTimeInt = 0;
}

void CEditDlg::OnBnClickedSetXTime()
{
  CExpDTDlg dlg_expDT(m_tttCPMTime,
                      m_tttXTime,
                      m_XTimeInt,
                      this);

  app.DisableAccelerator();
  INT_PTR rc = dlg_expDT.DoModal();
  app.EnableAccelerator();

  if (rc == IDOK) {
    CString cs_text;
    m_tttXTime = dlg_expDT.m_tttXTime;
    m_locXTime = dlg_expDT.m_locXTime;
    m_XTimeInt = dlg_expDT.m_XTimeInt;
    if (m_XTimeInt != 0) // recurring expiration
      cs_text.Format(IDS_IN_N_DAYS, m_XTimeInt);
    GetDlgItem(IDC_XTIME)->SetWindowText(m_locXTime);
    GetDlgItem(IDC_XTIME_RECUR2)->SetWindowText(cs_text);
  }
}

void CEditDlg::OnBnClickedPwhist()
{
  CPWHistDlg dlg(this, m_Edit_IsReadOnly,
    m_PWHistory, m_PWHistList,
    m_NumPWHistory, m_MaxPWHistory,
    m_SavePWHistory);

  dlg.DoModal();

  GetDlgItem(IDC_PWHSTATUS)->
             SetWindowText(m_SavePWHistory == TRUE ? CS_ON : CS_OFF);
  CString buffer;
  if (m_SavePWHistory == TRUE)
    buffer.Format(_T("%d"), m_MaxPWHistory);
  else
    buffer = _T("n/a");

  GetDlgItem(IDC_PWHMAX)->SetWindowText(buffer);
}

void CEditDlg::OnEnSetfocusNotes()
{
  UpdateData(TRUE);
  if (m_isNotesHidden) {
    ShowNotes();
  }
  UpdateData(FALSE);
}

void CEditDlg::OnEnKillfocusNotes()
{
  UpdateData(TRUE);
  if (!m_isNotesHidden &&
      !PWSprefs::GetInstance()->GetPref(PWSprefs::ShowNotesDefault)) {
    HideNotes();
  }
  UpdateData(FALSE);
}

LRESULT CEditDlg::OnCallExternalEditor(WPARAM, LPARAM)
{
  // Warn the user about sensitive data lying around
  int rc = AfxMessageBox(IDS_EXTERNAL_EDITOR_WARNING, 
                         MB_YESNO | MB_ICONEXCLAMATION | MB_DEFBUTTON2);
  if (rc != IDYES)
    return 0L;

  GetDlgItem(IDOK)->EnableWindow(FALSE);
  GetDlgItem(IDCANCEL)->EnableWindow(FALSE);

  const CString cs_text(MAKEINTRESOURCE(IDS_NOTES_IN_EXTERNAL_EDITOR));
  CWnd *pwnotes = GetDlgItem(IDC_NOTES);
  pwnotes->EnableWindow(FALSE);
  pwnotes->SetWindowText(cs_text);

  m_thread = CExtThread::BeginThread(ExternalEditorThread, this);
  return 0L;
}

UINT CEditDlg::ExternalEditorThread(LPVOID me) // static method!
{
  CEditDlg *self = (CEditDlg *)me;

  TCHAR szExecName[MAX_PATH + 1];
  TCHAR lpPathBuffer[4096];
  DWORD dwBufSize(4096);

  // Get the temp path
  GetTempPath(dwBufSize,          // length of the buffer
              lpPathBuffer);      // buffer for path

  // Create a temporary file.
  GetTempFileName(lpPathBuffer,          // directory for temp files
                  _T("NTE"),             // temp file name prefix
                  0,                     // create unique name
                  self->m_szTempName);   // buffer for name

  // Open it and put the Notes field in it
  ofstreamT ofs(self->m_szTempName);
  if (ofs.bad())
    return 16;

  ofs << LPCTSTR(self->m_realnotes) << std::endl;
  ofs.flush();
  ofs.close();

  // Find out the users default editor for "txt" files
  DWORD dwSize(MAX_PATH);
  HRESULT stat = ::AssocQueryString(0, ASSOCSTR_EXECUTABLE, _T(".txt"), _T("Open"),
                                    szExecName, &dwSize);
  if (int(stat) != S_OK) {  
#ifdef _DEBUG
    AfxMessageBox(_T("oops"));
#endif
    return 16;
  }

  // Create an Edit process
  STARTUPINFO si;
  PROCESS_INFORMATION pi;

  ZeroMemory( &si, sizeof(si) );
  si.cb = sizeof(si);
  ZeroMemory( &pi, sizeof(pi) );

  DWORD dwCreationFlags(0);
#ifdef _UNICODE
  dwCreationFlags = CREATE_UNICODE_ENVIRONMENT;
#endif

  CString cs_CommandLine;

  // Make the command line = "<program>" "file" 
  cs_CommandLine.Format(_T("\"%s\" \"%s\""), szExecName, self->m_szTempName);
  int ilen = cs_CommandLine.GetLength();
  LPTSTR pszCommandLine = cs_CommandLine.GetBuffer(ilen);

  if (!CreateProcess(NULL, pszCommandLine, NULL, NULL, FALSE, dwCreationFlags, 
                     NULL, lpPathBuffer, &si, &pi)) {
    TRACE( "CreateProcess failed (%d).\n", GetLastError() );
  }

  // Wait until child process exits.
  WaitForSingleObject(pi.hProcess, INFINITE);

  // Close process and thread handles. 
  CloseHandle(pi.hProcess);
  CloseHandle(pi.hThread);
  cs_CommandLine.ReleaseBuffer();

  self->PostMessage(WM_EXTERNAL_EDITOR_ENDED, 0, 0);
  return 0;
}

LRESULT CEditDlg::OnExternalEditorEnded(WPARAM, LPARAM)
{
  if (!m_Edit_IsReadOnly)
    GetDlgItem(IDOK)->EnableWindow(TRUE);

  GetDlgItem(IDCANCEL)->EnableWindow(TRUE);
  GetDlgItem(IDC_NOTES)->EnableWindow(TRUE);

  // Now get what the user saved in this file and put it back into Notes field
  ifstreamT ifs(m_szTempName);
  if (ifs.bad())
    return 16;

  m_realnotes.Empty();
  stringT linebuf, note;

  // Get first line
  getline(ifs, note, TCHAR('\n'));

  // Now get the rest (if any)
  while (!ifs.eof()) {
    getline(ifs, linebuf, TCHAR('\n'));
    note += _T("\r\n");
    note += linebuf;
  }

  ifs.close();

  // Set real notes field
  m_realnotes = note.c_str();
  // We are still displaying the old text, so replace that too
  m_notes = m_realnotes;
  UpdateData(FALSE);
  ((CEdit*)GetDlgItem(IDC_NOTES))->Invalidate();

  // Delete temporary file
  _tremove(m_szTempName);
  return 0;
}

void CEditDlg::OnBnClickViewDependents()
{
  CString cs_msg, cs_type;

  if (m_original_entrytype == CItemData::ET_ALIASBASE)
    cs_type.LoadString(m_num_dependents == 1 ? IDS_ALIAS : IDS_ALIASES);
  else
    cs_type.LoadString(m_num_dependents == 1 ? IDS_SHORTCUT : IDS_SHORTCUTS);

  cs_msg.Format(IDS_VIEWDEPENDENTS, m_num_dependents, cs_type, m_dependents);
  MessageBox(cs_msg, AfxGetAppName(), MB_OK);
}

void CEditDlg::OnBnClickedOverridePolicy()
{
  DboxMain* pParent = static_cast<DboxMain*>(GetParent());
  // If state was true AND shift key pressed,
  // show existing policy rather than transit to clear
  if (m_OverridePolicy && GetAsyncKeyState(VK_SHIFT) < 0) {
    pParent->SetPasswordPolicy(m_pwp);
    UpdateData(FALSE); // don't change state
    return;
  }
  UpdateData(TRUE);
  if (m_OverridePolicy == TRUE) {
    pParent->SetPasswordPolicy(m_pwp);
  } else
    m_pwp.Empty();
  EnableToolTips(m_OverridePolicy); // show tooltip iff m_OverridePolicy set
  m_ToolTipCtrl->Activate(m_OverridePolicy);
}

void CEditDlg::SelectAllNotes()
{
  // User pressed Ctrl+A
  ShowNotes();
  ((CEdit *)GetDlgItem(IDC_NOTES))->SetSel(0, -1, TRUE);
}

BOOL CEditDlg::PreTranslateMessage(MSG* pMsg)
{
/*
 * Part of the chicken waving needed to get
 * tooltips to do their thing.
 */
  if (m_ToolTipCtrl != NULL)
    m_ToolTipCtrl->RelayEvent(pMsg);

  // if user hit Ctrl+A in Notes control, then SelectAllNotes
  if (pMsg->message == WM_KEYDOWN && pMsg->wParam == 'A' &&
      (GetKeyState(VK_CONTROL) & 0x8000) &&
      GetDlgItem(IDC_NOTES)->m_hWnd == ::GetFocus()) {
    SelectAllNotes();
    return TRUE;
  }

  return CPWDialog::PreTranslateMessage(pMsg);
}
