492 lines
16 KiB
C
492 lines
16 KiB
C
/*
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* $Id$
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*/
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/*
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* SixAPI Project source code:
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*
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* Copyright 2010 Andi Jahja <xharbour@telkom.net.id>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*/
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#include "sxapi.h"
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static void __sx_Copy( PBYTE cTargetAlias, PBYTE cSourceAlias, PHB_ITEM pArray,
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int iFieldCount );
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HB_FUNC( __SX_DBCOPY ) /* (file,afields,bfor,bwhile,nnext,nrec,lrest,rdd) */
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{
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LONG nNextRecords,
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nRecNo;
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HB_BOOL lRest,
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bGoTop;
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LONG nCurrentRecNo,
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ulCount,
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ulRecNo;
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PHB_ITEM pArray = hb_param( 2, HB_IT_ARRAY );
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PHB_ITEM pbFor = hb_param( 3, HB_IT_BLOCK );
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PHB_ITEM pbCondition = hb_param( 4, HB_IT_BLOCK );
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PHB_ITEM pTemp;
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int iRDEType; /* RDD to use for new DBF file */
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PBYTE cNewDBFFile; /* New DBF File name */
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PBYTE cSourceAlias; /* New Alias for new DBF opened */
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PBYTE cNewAlias; /* New Alias for new DBF opened */
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int iFieldCount;
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HB_ISIZ uilenpArray,
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ui;
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WORD iWorkArea = SX_DUMMY_NUMBER;
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char * cFieldToCopy;
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/* Check WorkArea */
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if( ! _sx_Used() )
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hb_errRT_DBCMD( EG_ARG, EDBCMD_NOALIAS, NULL, "__SX_DBCOPY" );
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if( ! HB_ISNIL( 9 ) )
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iWorkArea = _sx_select( hb_param( 9, HB_IT_ANY ) );
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/* Alias of currently selected area */
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cSourceAlias = ( PBYTE ) sx_Alias( 0 );
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/* Current Record Position */
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nCurrentRecNo = sx_RecNo();
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/* New file name passed ? */
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if( ! HB_ISCHAR( 1 ) )
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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else
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{
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cNewDBFFile = ( PBYTE ) hb_parc( 1 );
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/* Reject if empty string is passed */
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if( strlen( ( char * ) cNewDBFFile ) == 0 )
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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cNewAlias = ( PBYTE ) "__TEMP__";
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/* cNewAlias = (PBYTE) _sx_AutoAlias( hb_parc( 1 ) ); */
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if( ! HB_ISNIL( 3 ) && ! HB_ISBLOCK( 3 ) )
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{
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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}
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if( ! HB_ISNIL( 4 ) && ! HB_ISBLOCK( 4 ) )
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{
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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}
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/* Next Records */
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if( HB_ISNUM( 5 ) )
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nNextRecords = hb_parnl( 5 );
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else
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nNextRecords = -1;
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/* Record Number to process */
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if( HB_ISNUM( 6 ) )
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{
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nRecNo = hb_parnl( 6 );
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/* nRecNo should be <= LastRec() */
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if( nRecNo > sx_RecCount() || nRecNo < 1 )
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{
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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return;
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}
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/* nRecNo vs Current Position vs Next Clause */
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if( nNextRecords > 0 && nRecNo <= nCurrentRecNo )
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{
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hb_errRT_DBCMD( EG_ARG, EDBCMD_EVAL_BADPARAMETER, NULL, "__SX_DBCOPY" );
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return;
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}
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}
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else
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nRecNo = -1;
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/* Process all records ? */
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if( HB_ISLOG( 7 ) )
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lRest = hb_parl( 7 );
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else
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lRest = HB_TRUE;
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if( nNextRecords == -1 && nRecNo == -1 )
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{
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lRest = HB_TRUE;
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bGoTop = HB_TRUE;
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}
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else
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bGoTop = HB_FALSE;
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/* RDE Type Passed ? */
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if( HB_ISCHAR( 8 ) )
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{
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char * cRDDChosen = ( char * ) hb_parc( 8 );
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iRDEType = _sx_CheckRDD( cRDDChosen );
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}
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else
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iRDEType = i_sxApi_RDD_Default;
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/* Now Processing Data ..... */
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/* All Records Until Eof() With For And Condition */
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sx_Select( sx_WorkArea( cSourceAlias ) );
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iFieldCount = sx_FieldCount();
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/* Checking Array of Fields */
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uilenpArray = hb_arrayLen( pArray );
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if( uilenpArray == 0 ) /* Not Field Not Specified assumed ALL */
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{
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PHB_ITEM pFieldName = hb_itemNew( NULL );
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hb_arraySize( pArray, iFieldCount );
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for( ui = 0; ui < iFieldCount; ui++ )
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{
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cFieldToCopy = ( char * ) sx_FieldName( ( WORD ) ( ui + 1 ) );
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pTemp = hb_itemPutC( NULL, cFieldToCopy );
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hb_arraySet( pArray, ui + 1, pTemp );
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hb_itemRelease( pTemp );
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}
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if( pFieldName )
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hb_itemRelease( pFieldName );
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/* Create DBF Based on Source Structure */
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}
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/* Create Custom DBF based on FIELDS clause */
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if( ! _sx_CopyStructure( cNewDBFFile, pArray ) )
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return;
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if( ! sx_Use( cNewDBFFile, cNewAlias, EXCLUSIVE, ( WORD ) iRDEType ) )
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return;
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/* Back to Source Alias */
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sx_Select( sx_WorkArea( cSourceAlias ) );
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if( bGoTop && lRest && HB_ISBLOCK( 3 ) && HB_ISBLOCK( 4 ) )
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{
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sx_GoTop();
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while( _sx_Eval( pbCondition ) && ! sx_Eof() )
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{
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if( _sx_Eval( pbFor ) )
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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}
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}
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else if( bGoTop && lRest && HB_ISNIL( 3 ) && HB_ISBLOCK( 4 ) )
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{
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sx_GoTop();
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while( _sx_Eval( pbCondition ) && ! sx_Eof() )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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}
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}
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else if( bGoTop && lRest && HB_ISBLOCK( 3 ) && HB_ISNIL( 4 ) )
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{
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sx_GoTop();
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while( ! sx_Eof() )
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{
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if( _sx_Eval( pbFor ) )
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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}
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}
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else if( bGoTop && lRest && HB_ISNIL( 3 ) && HB_ISNIL( 4 ) )
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{
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sx_GoTop();
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while( ! sx_Eof() )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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}
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}
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/* nNextRecords Clause */
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/* lRest is assumed HB_FALSE */
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else if( ! bGoTop && ( nNextRecords > 0 ) )
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{
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ulCount = 0;
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if( HB_ISBLOCK( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( ulCount <= nNextRecords &&
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_sx_Eval( pbCondition ) &&
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! sx_Eof() )
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{
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if( _sx_Eval( pbFor ) )
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( ulCount <= nNextRecords &&
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_sx_Eval( pbCondition ) &&
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! sx_Eof() )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISBLOCK( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ulCount <= nNextRecords && ! sx_Eof() )
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{
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if( _sx_Eval( pbFor ) )
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ulCount < nNextRecords && ! sx_Eof() )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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sx_Skip( 1 );
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ulCount++;
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}
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}
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}
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/* nNextRecords Clause with nRecNo Clause */
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/* lRest is assumed HB_FALSE */
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else if( ! bGoTop && ( nNextRecords > 0 ) && ( nRecNo > 0 ) )
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{
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ulCount = 0;
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if( HB_ISBLOCK( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( ulCount <= nNextRecords &&
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_sx_Eval( pbCondition ) &&
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! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo && _sx_Eval( pbFor ) )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( ulCount <= nNextRecords &&
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_sx_Eval( pbCondition ) &&
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! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISBLOCK( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ulCount <= nNextRecords && ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo && _sx_Eval( pbFor ) )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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ulCount++;
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ulCount <= nNextRecords && ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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ulCount++;
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}
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}
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}
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/* nRecNo Clause with no nNextRecords Clause */
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/* lRest is assumed HB_FALSE */
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else if( ! bGoTop && ( nRecNo > 0 ) )
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{
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if( HB_ISBLOCK( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( _sx_Eval( pbCondition ) && ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo && _sx_Eval( pbFor ) )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISBLOCK( 4 ) )
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{
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while( _sx_Eval( pbCondition ) && ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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}
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}
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else if( HB_ISBLOCK( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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}
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}
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else if( HB_ISNIL( 3 ) && HB_ISNIL( 4 ) )
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{
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while( ! sx_Eof() )
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{
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ulRecNo = sx_RecNo();
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if( nRecNo == ulRecNo )
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{
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__sx_Copy( cNewAlias, cSourceAlias, pArray, iFieldCount );
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break;
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}
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sx_Skip( 1 );
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}
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}
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}
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/* Free allocated memory */
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sx_Select( sx_WorkArea( cNewAlias ) ); /* Select New Area */
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sx_Commit();
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sx_Close(); /* Close It */
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if( ! ( iWorkArea == SX_DUMMY_NUMBER ) )
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sx_Select( iWorkArea );
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}
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}
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static void __sx_Copy( PBYTE cTarget, PBYTE cSource, PHB_ITEM pArray,
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int iFieldCount )
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{
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char cRecord[ 256 ];
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HB_ISIZ uiLen = hb_arrayLen( pArray );
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if( uiLen == 0 ) /* Assumed all fields are copied */
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{
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/* Currently in Source Area */
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sx_GetRecord( ( PBYTE ) cRecord ); /* Get Record from source */
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_AppendBlank(); /* Append Blank Record */
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sx_PutRecord( ( PBYTE ) cRecord ); /* Put the new record */
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sx_Select( sx_WorkArea( cSource ) ); /* Select Source Area */
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}
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else
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{
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int ui,
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uiNew;
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char * cFieldName,
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* cFieldToCopy,
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* cFieldType;
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PBYTE cMemo;
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PVOID vVariant;
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HB_BOOL lTrue;
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double vDouble;
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_AppendBlank(); /* Append Blank Record */
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for( ui = 1; ui <= iFieldCount; ui++ ) /* Field Names of Source */
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{
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cFieldName = ( char * ) sx_FieldName( ( WORD ) ui );
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for( uiNew = 1; uiNew <= uiLen; uiNew++ ) /* Check The ARray Passed */
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{
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cFieldToCopy = ( char * ) hb_arrayGetC( pArray, uiNew );
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if( cFieldToCopy )
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{
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if( strcmp( cFieldToCopy, cFieldName ) == 0 )
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{
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sx_Select( sx_WorkArea( cSource ) ); /* Select Source Area */
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cFieldType = ( char * ) sx_FieldType( ( PBYTE ) cFieldName );
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switch( *cFieldType )
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{
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case 'N':
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vDouble = sx_GetDouble( ( PBYTE ) cFieldName );
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_Replace( ( PBYTE ) cFieldToCopy, R_DOUBLE, ( PVOID ) &vDouble );
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break;
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case 'C':
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vVariant = ( PVOID ) sx_GetString( ( PBYTE ) cFieldName );
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_Replace( ( PBYTE ) cFieldToCopy, R_CHAR, vVariant );
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break;
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case 'M':
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cMemo = ( PBYTE ) sx_GetMemo( ( PBYTE ) cFieldName, 0 );
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_Replace( ( PBYTE ) cFieldToCopy, R_MEMO, ( PVOID ) cMemo );
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if( lstrlen( ( char * ) cMemo ) ) /* TOFIX: lstrlen() usage */
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sx_MemDealloc( cMemo );
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break;
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case 'D':
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vVariant = ( PVOID ) sx_GetDateString( ( PBYTE ) cFieldName );
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_Replace( ( PBYTE ) cFieldToCopy, R_DATESTR, vVariant );
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break;
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case 'L':
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lTrue = ( HB_BOOL ) sx_GetLogical( ( PBYTE ) cFieldName );
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sx_Select( sx_WorkArea( cTarget ) ); /* Select New Area */
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sx_Replace( ( PBYTE ) cFieldToCopy, R_LOGICAL, ( PVOID ) &lTrue );
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break;
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}
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hb_xfree( cFieldToCopy );
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}
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else
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hb_xfree( cFieldToCopy );
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}
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} /* end for( uiNew = 0; uiNew < uiLen ; uiNew ++ ) */
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sx_Select( sx_WorkArea( cSource ) ); /* Select Source Area */
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}
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}
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sx_Select( sx_WorkArea( cSource ) ); /* Select Source Area */
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}
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