/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"

#include <com/sun/star/util/SearchOptions.hpp>
#include <com/sun/star/util/SearchFlags.hpp>
#include <com/sun/star/i18n/TransliterationModules.hpp>

#include <tools/urlobj.hxx>

#include <svl/fstathelper.hxx>

#include <svtools/txtcmp.hxx>

#include <sfx2/docfile.hxx>

#include <xmloff/odffields.hxx>

#include <editeng/unolingu.hxx>

#include <swtypes.hxx>
#include <editsh.hxx>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <pam.hxx>
#include <viewopt.hxx>
#include <ndtxt.hxx>
#include <errhdl.hxx>
#include <swundo.hxx>
#include <txttxmrk.hxx>
#include <edimp.hxx>
#include <tox.hxx>
#include <doctxm.hxx>
#include <docary.hxx>
#include <mdiexp.hxx>
#include <statstr.hrc>
#include <bookmrk.hxx>


using namespace ::com::sun::star;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;

/*--------------------------------------------------------------------
	 Beschreibung: Verzeichnismarkierung ins Dokument einfuegen/loeschen
 --------------------------------------------------------------------*/


void SwEditShell::Insert(const SwTOXMark& rMark)
{
	sal_Bool bInsAtPos = rMark.IsAlternativeText();
	StartAllAction();
	FOREACHPAM_START(this)

		const SwPosition *pStt = PCURCRSR->Start(),
						 *pEnd = PCURCRSR->End();
		if( bInsAtPos )
		{
			SwPaM aTmp( *pStt );
            GetDoc()->InsertPoolItem( aTmp, rMark, 0 );
		}
		else if( *pEnd != *pStt )
        {
            GetDoc()->InsertPoolItem(
                *PCURCRSR, rMark, nsSetAttrMode::SETATTR_DONTEXPAND );
        }

	FOREACHPAM_END()
	EndAllAction();
}



void SwEditShell::DeleteTOXMark( SwTOXMark* pMark )
{
	SET_CURR_SHELL( this );
	StartAllAction();

	pDoc->DeleteTOXMark( pMark );

	EndAllAction();
}


/*--------------------------------------------------------------------
	 Beschreibung: Alle Verzeichnismarkierungen am SPoint zusammensuchen
 --------------------------------------------------------------------*/

sal_uInt16 SwEditShell::GetCurTOXMarks(SwTOXMarks& rMarks) const
{
	return GetDoc()->GetCurTOXMark( *GetCrsr()->Start(), rMarks );
}

/* -----------------01.09.99 16:05-------------------

 --------------------------------------------------*/
sal_Bool SwEditShell::IsTOXBaseReadonly(const SwTOXBase& rTOXBase) const
{
	ASSERT( rTOXBase.ISA( SwTOXBaseSection ), "no TOXBaseSection!" );
	const SwTOXBaseSection& rTOXSect = (const SwTOXBaseSection&)rTOXBase;
	return 	rTOXSect.IsProtect();
}
/* -----------------18.10.99 15:53-------------------

 --------------------------------------------------*/
void SwEditShell::SetTOXBaseReadonly(const SwTOXBase& rTOXBase, sal_Bool bReadonly)
{
	ASSERT( rTOXBase.ISA( SwTOXBaseSection ), "no TOXBaseSection!" );
	const SwTOXBaseSection& rTOXSect = (const SwTOXBaseSection&)rTOXBase;
	((SwTOXBase&)rTOXBase).SetProtected(bReadonly);
	ASSERT( rTOXSect.SwSection::GetType() == TOX_CONTENT_SECTION, "not a TOXContentSection" );

    SwSectionData aSectionData(rTOXSect);
    aSectionData.SetProtectFlag(bReadonly);
    UpdateSection( GetSectionFmtPos( *rTOXSect.GetFmt()  ), aSectionData, 0 );
}

/* -----------------02.09.99 07:47-------------------

 --------------------------------------------------*/
const SwTOXBase* 	SwEditShell::GetDefaultTOXBase( TOXTypes eTyp, sal_Bool bCreate )
{
	return GetDoc()->GetDefaultTOXBase( eTyp, bCreate );
}
/* -----------------02.09.99 08:05-------------------

 --------------------------------------------------*/
void	SwEditShell::SetDefaultTOXBase(const SwTOXBase& rBase)
{
	GetDoc()->SetDefaultTOXBase(rBase);
}

/*--------------------------------------------------------------------
	 Beschreibung: Verzeichnis einfuegen, und Inhalt erzeugen
 --------------------------------------------------------------------*/

void SwEditShell::InsertTableOf( const SwTOXBase& rTOX, const SfxItemSet* pSet )
{
	SET_CURR_SHELL( this );
	StartAllAction();

	SwDocShell* pDocSh = GetDoc()->GetDocShell();
	::StartProgress( STR_STATSTR_TOX_INSERT, 0, 0, pDocSh );
	::SetProgressText( STR_STATSTR_TOX_INSERT, pDocSh );

	// Einfuegen des Verzeichnisses
	const SwTOXBaseSection* pTOX = pDoc->InsertTableOf(
										*GetCrsr()->GetPoint(), rTOX, pSet, sal_True );
	ASSERT(pTOX, "Kein aktuelles Verzeichnis");

	// Formatierung anstossen
	CalcLayout();

	// Seitennummern eintragen
	((SwTOXBaseSection*)pTOX)->UpdatePageNum();

	pTOX->SetPosAtStartEnd( *GetCrsr()->GetPoint() );

	// Fix fuer leere Verzeichnisse
	InvalidateWindows( aVisArea );
	::EndProgress( pDocSh );
	EndAllAction();
}

/*--------------------------------------------------------------------
	 Beschreibung: Verzeichnisinhalt erneuern
 --------------------------------------------------------------------*/

sal_Bool SwEditShell::UpdateTableOf( const SwTOXBase& rTOX, const SfxItemSet* pSet )
{
	sal_Bool bRet = sal_False;

	ASSERT( rTOX.ISA( SwTOXBaseSection ),  "keine TOXBaseSection!" );
	SwTOXBaseSection* pTOX = (SwTOXBaseSection*)&rTOX;
	ASSERT(pTOX, "Keine aktuelles Verzeichnis");
	const SwSectionNode* pSectNd;
	if( pTOX && 0 != ( pSectNd = pTOX->GetFmt()->GetSectionNode() ) )
	{
        SwDoc* pMyDoc = GetDoc();
        SwDocShell* pDocSh = pMyDoc->GetDocShell();

		sal_Bool bInIndex = pTOX == GetCurTOX();
		SET_CURR_SHELL( this );
		StartAllAction();

		::StartProgress( STR_STATSTR_TOX_UPDATE, 0, 0, pDocSh );
		::SetProgressText( STR_STATSTR_TOX_UPDATE, pDocSh );

        pMyDoc->GetIDocumentUndoRedo().StartUndo(UNDO_TOXCHANGE, NULL);

		// Verzeichnisrumpf erzeugen
        pTOX->Update(pSet);

		// Cursor korrigieren
		if( bInIndex )
			pTOX->SetPosAtStartEnd( *GetCrsr()->GetPoint() );

		// Formatierung anstossen
		CalcLayout();

		// Seitennummern eintragen
		pTOX->UpdatePageNum();

        pMyDoc->GetIDocumentUndoRedo().EndUndo(UNDO_TOXCHANGE, NULL);

		::EndProgress( pDocSh );
		EndAllAction();
	}
	return bRet;
}

/*--------------------------------------------------------------------
	 Beschreibung: Aktuelles Verzeichnis vor oder in dem der Cursor
								   steht
 --------------------------------------------------------------------*/

const SwTOXBase* SwEditShell::GetCurTOX() const
{
	return GetDoc()->GetCurTOX( *GetCrsr()->GetPoint() );
}

sal_Bool SwEditShell::DeleteTOX( const SwTOXBase& rTOXBase, sal_Bool bDelNodes )
{
	return GetDoc()->DeleteTOX( (SwTOXBase&)rTOXBase, bDelNodes );
}

/*--------------------------------------------------------------------
	 Beschreibung: Typen der Verzeichnisse verwalten
 --------------------------------------------------------------------*/

const SwTOXType* SwEditShell::GetTOXType(TOXTypes eTyp, sal_uInt16 nId) const
{
	return pDoc->GetTOXType(eTyp, nId);
}

/*--------------------------------------------------------------------
	 Beschreibung: Schluessel fuer Stichwortverzeichnisse verwalten
 --------------------------------------------------------------------*/

sal_uInt16 SwEditShell::GetTOIKeys( SwTOIKeyType eTyp, SvStringsSort& rArr ) const
{
	return GetDoc()->GetTOIKeys( eTyp, rArr );
}


sal_uInt16 SwEditShell::GetTOXCount() const
{
	const SwSectionFmts& rFmts = GetDoc()->GetSections();
	sal_uInt16 nRet = 0;
	for( sal_uInt16 n = rFmts.Count(); n; )
	{
		const SwSection* pSect = rFmts[ --n ]->GetSection();
		if( TOX_CONTENT_SECTION == pSect->GetType() &&
			pSect->GetFmt()->GetSectionNode() )
			++nRet;
	}
	return nRet;
}


const SwTOXBase* SwEditShell::GetTOX( sal_uInt16 nPos ) const
{
	const SwSectionFmts& rFmts = GetDoc()->GetSections();
	for( sal_uInt16 n = 0, nCnt = 0; n < rFmts.Count(); ++n )
	{
		const SwSection* pSect = rFmts[ n ]->GetSection();
		if( TOX_CONTENT_SECTION == pSect->GetType() &&
			pSect->GetFmt()->GetSectionNode() &&
			nCnt++ == nPos )
		{
			ASSERT( pSect->ISA( SwTOXBaseSection ), "keine TOXBaseSection!" );
			return (SwTOXBaseSection*)pSect;
		}
	}
	return 0;
}


	// nach einlesen einer Datei alle Verzeichnisse updaten
void SwEditShell::SetUpdateTOX( sal_Bool bFlag )
{
	GetDoc()->SetUpdateTOX( bFlag );
}


sal_Bool SwEditShell::IsUpdateTOX() const
{
	return GetDoc()->IsUpdateTOX();
}

/* -----------------26.08.99 13:49-------------------

 --------------------------------------------------*/
const String&	SwEditShell::GetTOIAutoMarkURL() const
{
	return GetDoc()->GetTOIAutoMarkURL();
}
/* -----------------26.08.99 13:49-------------------

 --------------------------------------------------*/
void SwEditShell::SetTOIAutoMarkURL(const String& rSet)
{
	GetDoc()->SetTOIAutoMarkURL(rSet);
}
/* -----------------26.08.99 09:29-------------------

 --------------------------------------------------*/
void SwEditShell::ApplyAutoMark()
{
	StartAllAction();
	sal_Bool bDoesUndo = DoesUndo();
	DoUndo(sal_False);
	//1. remove all automatic generated index entries if AutoMarkURL has a
	//	 length and the file exists
	//2. load file
	//3. select all occurrences of the searched words
	//4. apply index entries

	String sAutoMarkURL(GetDoc()->GetTOIAutoMarkURL());
	if( sAutoMarkURL.Len() && FStatHelper::IsDocument( sAutoMarkURL ))
	{
		//1.
		const SwTOXType* pTOXType = GetTOXType(TOX_INDEX, 0);

        SwTOXMarks aMarks;
        SwTOXMark::InsertTOXMarks( aMarks, *pTOXType );
	    for( sal_uInt16 nMark=0; nMark<aMarks.Count(); nMark++ )
		{
    	    SwTOXMark* pMark = aMarks[nMark];
			if(pMark->IsAutoGenerated() && pMark->GetTxtTOXMark())
                // mba: test iteration; objects are deleted in iteration
				DeleteTOXMark(pMark);
		}

		//2.
		SfxMedium aMedium( sAutoMarkURL, STREAM_STD_READ, sal_True );
		SvStream& rStrm = *aMedium.GetInStream();
		const String sZero('0');
		Push();
		rtl_TextEncoding eChrSet = ::gsl_getSystemTextEncoding();

		//
		// SearchOptions to be used in loop below
		//
		//SearchAlgorithms eSrchType	= SearchAlgorithms_ABSOLUTE;
		//OUString aSrchStr	= rText;
		sal_Bool bCaseSensitive	= sal_True;
		sal_Bool bWordOnly		= sal_False;
		sal_Bool bSrchInSel		= sal_False;
		sal_Bool bLEV_Relaxed	= sal_True;
		sal_Int32 nLEV_Other	= 2;	//  -> changedChars;
		sal_Int32 nLEV_Longer	= 3;	//! -> deletedChars;
		sal_Int32 nLEV_Shorter	= 1;	//!	-> insertedChars;
		sal_Int32 nTransliterationFlags = 0;
		//
		sal_Int32 nSrchFlags = 0;
		if (!bCaseSensitive)
		{
			nSrchFlags |= SearchFlags::ALL_IGNORE_CASE;
			nTransliterationFlags |= TransliterationModules_IGNORE_CASE;
		}
		if ( bWordOnly)
			nSrchFlags |= SearchFlags::NORM_WORD_ONLY;
		if ( bLEV_Relaxed)
			nSrchFlags |= SearchFlags::LEV_RELAXED;
		if ( bSrchInSel)
			nSrchFlags |= (SearchFlags::REG_NOT_BEGINOFLINE |
							SearchFlags::REG_NOT_ENDOFLINE );
		//
		rtl::OUString sEmpty;
		SearchOptions aSearchOpt(
							SearchAlgorithms_ABSOLUTE, nSrchFlags,
							sEmpty, sEmpty,
							SvxCreateLocale( LANGUAGE_SYSTEM ),
							nLEV_Other, nLEV_Longer, nLEV_Shorter,
							nTransliterationFlags );

		while( !rStrm.GetError() && !rStrm.IsEof() )
		{
			ByteString aRdLine;
			rStrm.ReadLine( aRdLine );

			// # -> comment
			// ; -> delimiter between entries ->
			// Format: TextToSearchFor;AlternativeString;PrimaryKey;SecondaryKey;CaseSensitive;WordOnly
			// Leading and trailing blanks are ignored
			if( aRdLine.Len() && '#' != aRdLine.GetChar(0) )
			{
				String sLine( aRdLine, eChrSet );

				xub_StrLen nTokenPos = 0;
				String sToSelect( sLine.GetToken(0, ';', nTokenPos ) );
				if( sToSelect.Len() )
				{
					String sAlternative = sLine.GetToken(0, ';', nTokenPos);
					String sPrimary 	= sLine.GetToken(0, ';', nTokenPos);
					String sSecondary 	= sLine.GetToken(0, ';', nTokenPos);
					String sCase        = sLine.GetToken(0, ';', nTokenPos);
					String sWordOnly 	= sLine.GetToken(0, ';', nTokenPos);

					//3.
					bCaseSensitive	= sCase.Len() && sCase != sZero;
					bWordOnly		= sWordOnly.Len() && sWordOnly != sZero;
					//
					if (!bCaseSensitive)
					{
						//nSrchFlags |= SearchFlags::ALL_IGNORE_CASE;
						aSearchOpt.transliterateFlags |=
									 TransliterationModules_IGNORE_CASE;
					}
					else
					{
						//aSearchOpt.searchFlag &= ~SearchFlags::ALL_IGNORE_CASE;
						aSearchOpt.transliterateFlags &=
									~TransliterationModules_IGNORE_CASE;
					}
					if ( bWordOnly)
						aSearchOpt.searchFlag |=  SearchFlags::NORM_WORD_ONLY;
					else
						aSearchOpt.searchFlag &= ~SearchFlags::NORM_WORD_ONLY;
					//
					aSearchOpt.searchString = sToSelect;

					KillPams();
                    sal_Bool bCancel;

					// todo/mba: assuming that notes shouldn't be searched
					sal_Bool bSearchInNotes = sal_False;
                    sal_uLong nRet = Find( aSearchOpt,  bSearchInNotes, DOCPOS_START, DOCPOS_END, bCancel,
									(FindRanges)(FND_IN_SELALL|FND_IN_BODYONLY),
									sal_False );

					if(nRet)
					{
                        SwTOXMark* pTmpMark = new SwTOXMark(pTOXType);
						if( sPrimary.Len() )
						{
                            pTmpMark->SetPrimaryKey( sPrimary );
							if( sSecondary.Len() )
                                pTmpMark->SetSecondaryKey( sSecondary );
						}
						if(sAlternative.Len())
                            pTmpMark->SetAlternativeText(sAlternative);
                        pTmpMark->SetMainEntry(sal_False);
                        pTmpMark->SetAutoGenerated(sal_True);
						//4.
                        SwEditShell::Insert(*pTmpMark);
					}
				}
			}
		}
		KillPams();
		Pop(sal_False);
	}
	DoUndo(bDoesUndo);
	EndAllAction();
}