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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sfx2/securitypage.hxx>
#include <sfx2/sfxresid.hxx>
#include <sfx2/sfx.hrc>
#include <sfx2/sfxsids.hrc>
#include <sfx2/objsh.hxx>
#include <sfx2/viewsh.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/passwd.hxx>
#include <vcl/button.hxx>
#include <vcl/edit.hxx>
#include <vcl/fixed.hxx>
#include <vcl/msgbox.hxx>
#include <svl/eitem.hxx>
#include <svl/poolitem.hxx>
#include <svl/intitem.hxx>
#include <svl/PasswordHelper.hxx>
#include <svtools/xwindowitem.hxx>
#include "../appl/app.hrc"
using namespace ::com::sun::star;
namespace
{
enum RedliningMode { RL_NONE, RL_WRITER, RL_CALC };
enum RedlineFunc { RF_ON, RF_PROTECT };
bool QueryState( sal_uInt16 _nSlot, bool& _rValue )
{
bool bRet = false;
SfxViewShell* pViewSh = SfxViewShell::Current();
if (pViewSh)
{
const SfxPoolItem* pItem;
SfxDispatcher* pDisp = pViewSh->GetDispatcher();
SfxItemState nState = pDisp->QueryState( _nSlot, pItem );
bRet = SfxItemState::DEFAULT <= nState;
if (bRet)
_rValue = ( static_cast< const SfxBoolItem* >( pItem ) )->GetValue();
}
return bRet;
}
bool QueryRecordChangesProtectionState( RedliningMode _eMode, bool& _rValue )
{
bool bRet = false;
if (_eMode != RL_NONE)
{
sal_uInt16 nSlot = _eMode == RL_WRITER ? FN_REDLINE_PROTECT : SID_CHG_PROTECT;
bRet = QueryState( nSlot, _rValue );
}
return bRet;
}
bool QueryRecordChangesState( RedliningMode _eMode, bool& _rValue )
{
bool bRet = false;
if (_eMode != RL_NONE)
{
sal_uInt16 nSlot = _eMode == RL_WRITER ? FN_REDLINE_ON : FID_CHG_RECORD;
bRet = QueryState( nSlot, _rValue );
}
return bRet;
}
}
static bool lcl_GetPassword(
vcl::Window *pParent,
bool bProtect,
/*out*/OUString &rPassword )
{
bool bRes = false;
ScopedVclPtrInstance< SfxPasswordDialog > aPasswdDlg(pParent);
aPasswdDlg->SetMinLen( 1 );
if (bProtect)
aPasswdDlg->ShowExtras( SfxShowExtras::CONFIRM );
if (RET_OK == aPasswdDlg->Execute() && !aPasswdDlg->GetPassword().isEmpty())
{
rPassword = aPasswdDlg->GetPassword();
bRes = true;
}
return bRes;
}
static bool lcl_IsPasswordCorrect( const OUString &rPassword )
{
bool bRes = false;
SfxObjectShell* pCurDocShell = SfxObjectShell::Current();
uno::Sequence< sal_Int8 > aPasswordHash;
pCurDocShell->GetProtectionHash( aPasswordHash );
// check if supplied password was correct
uno::Sequence< sal_Int8 > aNewPasswd( aPasswordHash );
SvPasswordHelper::GetHashPassword( aNewPasswd, rPassword );
if (SvPasswordHelper::CompareHashPassword( aPasswordHash, rPassword ))
bRes = true; // password was correct
else
ScopedVclPtr<InfoBox>::Create( nullptr, SFX2_RESSTR(RID_SVXSTR_INCORRECT_PASSWORD) )->Execute();
return bRes;
}
struct SfxSecurityPage_Impl
{
SfxSecurityPage & m_rMyTabPage;
VclPtr<CheckBox> m_pOpenReadonlyCB;
VclPtr<CheckBox> m_pRecordChangesCB; // for record changes
VclPtr<PushButton> m_pProtectPB; // for record changes
VclPtr<PushButton> m_pUnProtectPB; // for record changes
RedliningMode m_eRedlingMode; // for record changes
bool m_bOrigPasswordIsConfirmed;
bool m_bNewPasswordIsValid;
OUString m_aNewPassword;
OUString m_aEndRedliningWarning;
bool m_bEndRedliningWarningDone;
DECL_LINK( RecordChangesCBToggleHdl, void* );
DECL_LINK( ChangeProtectionPBHdl, void* );
SfxSecurityPage_Impl( SfxSecurityPage &rDlg, const SfxItemSet &rItemSet );
~SfxSecurityPage_Impl();
bool FillItemSet_Impl( SfxItemSet & );
void Reset_Impl( const SfxItemSet & );
};
SfxSecurityPage_Impl::SfxSecurityPage_Impl( SfxSecurityPage &rTabPage, const SfxItemSet & ) :
m_rMyTabPage (rTabPage),
m_eRedlingMode ( RL_NONE ),
m_bOrigPasswordIsConfirmed ( false ),
m_bNewPasswordIsValid ( false ),
m_aEndRedliningWarning ( SFX2_RESSTR(RID_SVXSTR_END_REDLINING_WARNING) ),
m_bEndRedliningWarningDone ( false )
{
rTabPage.get(m_pOpenReadonlyCB, "readonly");
rTabPage.get(m_pRecordChangesCB, "recordchanges");
rTabPage.get(m_pProtectPB, "protect");
rTabPage.get(m_pUnProtectPB, "unprotect");
m_pProtectPB->Show();
m_pUnProtectPB->Hide();
// force toggle hdl called before visual change of checkbox
m_pRecordChangesCB->SetStyle( m_pRecordChangesCB->GetStyle() | WB_EARLYTOGGLE );
m_pRecordChangesCB->SetToggleHdl( LINK( this, SfxSecurityPage_Impl, RecordChangesCBToggleHdl ) );
m_pProtectPB->SetClickHdl( LINK( this, SfxSecurityPage_Impl, ChangeProtectionPBHdl ) );
m_pUnProtectPB->SetClickHdl( LINK( this, SfxSecurityPage_Impl, ChangeProtectionPBHdl ) );
}
SfxSecurityPage_Impl::~SfxSecurityPage_Impl()
{
}
bool SfxSecurityPage_Impl::FillItemSet_Impl( SfxItemSet & )
{
bool bModified = false;
SfxObjectShell* pCurDocShell = SfxObjectShell::Current();
if (pCurDocShell&& !pCurDocShell->IsReadOnly())
{
if (m_eRedlingMode != RL_NONE )
{
const bool bDoRecordChanges = m_pRecordChangesCB->IsChecked();
const bool bDoChangeProtection = m_pUnProtectPB->IsVisible();
// sanity checks
DBG_ASSERT( bDoRecordChanges || !bDoChangeProtection, "no change recording should imply no change protection" );
DBG_ASSERT( bDoChangeProtection || !bDoRecordChanges, "no change protection should imply no change recording" );
DBG_ASSERT( !bDoChangeProtection || !m_aNewPassword.isEmpty(), "change protection should imply password length is > 0" );
DBG_ASSERT( bDoChangeProtection || m_aNewPassword.isEmpty(), "no change protection should imply password length is 0" );
// change recording
if (bDoRecordChanges != pCurDocShell->IsChangeRecording())
{
pCurDocShell->SetChangeRecording( bDoRecordChanges );
bModified = true;
}
// change record protection
if (m_bNewPasswordIsValid &&
bDoChangeProtection != pCurDocShell->HasChangeRecordProtection())
{
DBG_ASSERT( !bDoChangeProtection || bDoRecordChanges,
"change protection requires record changes to be active!" );
pCurDocShell->SetProtectionPassword( m_aNewPassword );
bModified = true;
}
}
// open read-only?
const bool bDoOpenReadonly = m_pOpenReadonlyCB->IsChecked();
if (bDoOpenReadonly != pCurDocShell->IsSecurityOptOpenReadOnly())
{
pCurDocShell->SetSecurityOptOpenReadOnly( bDoOpenReadonly );
bModified = true;
}
}
return bModified;
}
void SfxSecurityPage_Impl::Reset_Impl( const SfxItemSet & )
{
SfxObjectShell* pCurDocShell = SfxObjectShell::Current();
if (!pCurDocShell)
{
// no doc -> hide document settings
m_pOpenReadonlyCB->Disable();
m_pRecordChangesCB->Disable();
m_pProtectPB->Show();
m_pProtectPB->Disable();
m_pUnProtectPB->Hide();
m_pUnProtectPB->Disable();
}
else
{
bool bIsHTMLDoc = false;
bool bProtect = true, bUnProtect = false;
SfxViewShell* pViewSh = SfxViewShell::Current();
if (pViewSh)
{
const SfxPoolItem* pItem;
SfxDispatcher* pDisp = pViewSh->GetDispatcher();
if (SfxItemState::DEFAULT <= pDisp->QueryState( SID_HTML_MODE, pItem ))
{
sal_uInt16 nMode = static_cast< const SfxUInt16Item* >( pItem )->GetValue();
bIsHTMLDoc = ( ( nMode & HTMLMODE_ON ) != 0 );
}
}
bool bIsReadonly = pCurDocShell->IsReadOnly();
if (!bIsHTMLDoc)
{
m_pOpenReadonlyCB->Check( pCurDocShell->IsSecurityOptOpenReadOnly() );
m_pOpenReadonlyCB->Enable( !bIsReadonly );
}
else
m_pOpenReadonlyCB->Disable();
bool bRecordChanges;
if (QueryRecordChangesState( RL_WRITER, bRecordChanges ) && !bIsHTMLDoc)
m_eRedlingMode = RL_WRITER;
else if (QueryRecordChangesState( RL_CALC, bRecordChanges ))
m_eRedlingMode = RL_CALC;
else
m_eRedlingMode = RL_NONE;
if (m_eRedlingMode != RL_NONE)
{
bool bProtection(false);
QueryRecordChangesProtectionState( m_eRedlingMode, bProtection );
m_pProtectPB->Enable( !bIsReadonly );
m_pUnProtectPB->Enable( !bIsReadonly );
// set the right text
if (bProtection)
{
bProtect = false;
bUnProtect = true;
}
m_pRecordChangesCB->Check( bRecordChanges );
m_pRecordChangesCB->Enable( /*!bProtection && */!bIsReadonly );
m_bOrigPasswordIsConfirmed = true; // default case if no password is set
uno::Sequence< sal_Int8 > aPasswordHash;
// check if password is available
if (pCurDocShell->GetProtectionHash( aPasswordHash ) &&
aPasswordHash.getLength() > 0)
m_bOrigPasswordIsConfirmed = false; // password found, needs to be confirmed later on
}
else
{
// A Calc document that is shared will have 'm_eRedlingMode == RL_NONE'
// In shared documents change recording and protection must be disabled,
// similar to documents that do not support change recording at all.
m_pRecordChangesCB->Check( false );
m_pRecordChangesCB->Disable();
m_pProtectPB->Check( false );
m_pUnProtectPB->Check( false );
m_pProtectPB->Disable();
m_pUnProtectPB->Disable();
}
m_pProtectPB->Show(bProtect);
m_pUnProtectPB->Show(bUnProtect);
}
}
IMPL_LINK_NOARG(SfxSecurityPage_Impl, RecordChangesCBToggleHdl)
{
// when change recording gets disabled protection must be disabled as well
if (!m_pRecordChangesCB->IsChecked()) // the new check state is already present, thus the '!'
{
bool bAlreadyDone = false;
if (!m_bEndRedliningWarningDone)
{
ScopedVclPtrInstance<WarningBox> aBox(m_rMyTabPage.GetParent(), WinBits(WB_YES_NO | WB_DEF_NO),
m_aEndRedliningWarning );
if (aBox->Execute() != RET_YES)
bAlreadyDone = true;
else
m_bEndRedliningWarningDone = true;
}
const bool bNeedPasssword = !m_bOrigPasswordIsConfirmed
&& m_pProtectPB->IsVisible();
if (!bAlreadyDone && bNeedPasssword)
{
OUString aPasswordText;
// dialog canceled or no password provided
if (!lcl_GetPassword( m_rMyTabPage.GetParent(), false, aPasswordText ))
bAlreadyDone = true;
// ask for password and if dialog is canceled or no password provided return
if (lcl_IsPasswordCorrect( aPasswordText ))
m_bOrigPasswordIsConfirmed = true;
else
bAlreadyDone = true;
}
if (bAlreadyDone)
m_pRecordChangesCB->Check(); // restore original state
else
{
// remember required values to change protection and change recording in
// FillItemSet_Impl later on if password was correct.
m_bNewPasswordIsValid = true;
m_aNewPassword.clear();
m_pProtectPB->Show();
m_pUnProtectPB->Hide();
}
}
return 0;
}
IMPL_LINK_NOARG(SfxSecurityPage_Impl, ChangeProtectionPBHdl)
{
if (m_eRedlingMode == RL_NONE)
return 0;
// the push button text is always the opposite of the current state. Thus:
const bool bCurrentProtection = m_pUnProtectPB->IsVisible();
// ask user for password (if still necessary)
OUString aPasswordText;
bool bNewProtection = !bCurrentProtection;
const bool bNeedPassword = bNewProtection || !m_bOrigPasswordIsConfirmed;
if (bNeedPassword)
{
// ask for password and if dialog is canceled or no password provided return
if (!lcl_GetPassword( m_rMyTabPage.GetParent(), bNewProtection, aPasswordText ))
return 0;
// provided password still needs to be checked?
if (!bNewProtection && !m_bOrigPasswordIsConfirmed)
{
if (lcl_IsPasswordCorrect( aPasswordText ))
m_bOrigPasswordIsConfirmed = true;
else
return 0;
}
}
DBG_ASSERT( m_bOrigPasswordIsConfirmed, "ooops... this should not have happened!" );
// remember required values to change protection and change recording in
// FillItemSet_Impl later on if password was correct.
m_bNewPasswordIsValid = true;
m_aNewPassword = bNewProtection? aPasswordText : OUString();
m_pRecordChangesCB->Check( bNewProtection );
m_pUnProtectPB->Show(bNewProtection);
m_pProtectPB->Show(!bNewProtection);
return 0;
}
VclPtr<SfxTabPage> SfxSecurityPage::Create( vcl::Window * pParent, const SfxItemSet * rItemSet )
{
return VclPtr<SfxSecurityPage>::Create( pParent, *rItemSet );
}
SfxSecurityPage::SfxSecurityPage( vcl::Window* pParent, const SfxItemSet& rItemSet )
: SfxTabPage(pParent, "SecurityInfoPage", "sfx/ui/securityinfopage.ui", &rItemSet)
{
m_pImpl.reset(new SfxSecurityPage_Impl( *this, rItemSet ));
}
bool SfxSecurityPage::FillItemSet( SfxItemSet * rItemSet )
{
bool bModified = false;
DBG_ASSERT( m_pImpl.get(), "implementation pointer is 0. Still in c-tor?" );
if (m_pImpl.get() != 0)
bModified = m_pImpl->FillItemSet_Impl( *rItemSet );
return bModified;
}
void SfxSecurityPage::Reset( const SfxItemSet * rItemSet )
{
DBG_ASSERT( m_pImpl.get(), "implementation pointer is 0. Still in c-tor?" );
if (m_pImpl.get() != 0)
m_pImpl->Reset_Impl( *rItemSet );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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