Files
harbour-core/harbour/extras/hbapollo/dbstru.c
Viktor Szakats 340318e66d 2012-07-21 19:09 UTC+0200 Viktor Szakats (vszakats syenar.net)
+ extras
  - examples
  * doc/dirstruc.txt
    * renamed 'examples' to what it is more: 'extras'
2012-07-21 17:10:27 +00:00

275 lines
7.8 KiB
C

/*
* $Id$
*/
/*
* SixAPI Project source code:
*
* Copyright 2010 Andi Jahja <xharbour@telkom.net.id>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*/
#include "sxapi.h"
HB_FUNC( SX_COPYSTRUCTURE )
{
if( ! _sx_Used() )
hb_errRT_DBCMD( EG_NOTABLE, EDBCMD_NOTABLE, NULL, "SX_COPYSTRUCTURE" );
if( HB_ISCHAR( 1 ) )
{
#if 0
HB_BOOL bAllocated = HB_FALSE;
#endif
PHB_ITEM paFields = hb_param( 2, HB_IT_ARRAY );
HB_ISIZ uilenpArray = 0;
WORD iWorkArea = SX_DUMMY_NUMBER;
HB_ISIZ iLen = hb_parclen( 1 ) + 1;
char * szTmp = ( char * ) hb_xgrab( iLen );
hb_snprintf( szTmp, iLen, "%s", hb_parc( 1 ) );
if( ! HB_ISNIL( 3 ) )
iWorkArea = _sx_select( hb_param( 3, HB_IT_ANY ) );
if( paFields )
uilenpArray = hb_arrayLen( paFields );
if( uilenpArray == 0 )
{
#if 0
paFields = _sx_FieldNames();
bAllocated = HB_TRUE;
#endif
hb_retl( sx_CopyStructure( ( PBYTE ) szTmp, ( PBYTE ) "__TEMP" ) );
}
else
{
hb_retl( _sx_CopyStructure( ( PBYTE ) szTmp, paFields ) );
}
hb_xfree( szTmp );
#if 0
if( bAllocated )
hb_itemRelease( paFields );
#endif
if( ! ( iWorkArea == SX_DUMMY_NUMBER ) )
sx_Select( iWorkArea );
}
else
hb_retl( HB_FALSE );
}
HB_BOOL _sx_CopyStructure( PBYTE cpFileName, PHB_ITEM paFields )
{
PHB_ITEM pStruct = hb_itemNew( NULL );
PHB_ITEM pData = hb_itemNew( NULL );
PHB_ITEM pItem = hb_itemNew( NULL );
PHB_ITEM pFieldDesc,
pTemp = NULL;
int iLenSource = sx_FieldCount();
HB_ISIZ i,
ui,
uilenpArray = 0;
char * cpFieldName,
* cFieldToCopy;
PBYTE cFieldName;
PBYTE cFieldType;
SHORT iFieldLen;
SHORT iDec;
HB_BOOL bSuccess = HB_FALSE;
if( paFields )
uilenpArray = hb_arrayLen( paFields );
if( uilenpArray )
{
hb_arrayNew( pStruct, 0 );
for( i = 0; i < iLenSource; i++ )
{
cpFieldName = ( char * ) sx_FieldName( ( WORD ) ( i + 1 ) );
for( ui = 0; ui < uilenpArray; ui++ )
{
cFieldToCopy = ( char * ) hb_arrayGetCPtr( paFields, ui + 1 );
if( strcmp( cpFieldName, cFieldToCopy ) == 0 )
{
hb_arrayNew( pItem, 4 );
pTemp = hb_itemPutC( NULL, cpFieldName );
hb_arraySet( pItem, 1, pTemp );
hb_itemRelease( pTemp );
pTemp = hb_itemPutC( NULL, ( char * ) sx_FieldType( ( PBYTE ) cpFieldName ) );
hb_arraySet( pItem, 2, pTemp );
hb_itemRelease( pTemp );
hb_arraySet( pItem, 3, hb_itemPutNI( pData, sx_FieldWidth( ( PBYTE ) cpFieldName ) ) );
hb_arraySet( pItem, 4, hb_itemPutNI( pData, sx_FieldDecimals( ( PBYTE ) cpFieldName ) ) );
hb_arrayAdd( pStruct, pItem );
}
}
}
hb_itemRelease( pItem );
hb_itemRelease( pData );
if( pTemp )
hb_itemClear( pTemp );
}
/* Reuse variable for new array */
uilenpArray = hb_arrayLen( pStruct );
/* OK Now we Get new array in &hb_stack.Return */
/* Will create DBF as per new array */
if( uilenpArray )
{
#if 0
printf( "_sx_CopyStructure... cpFileName=>>%s<<\n", cpFileName );
printf( "_sx_CopyStructure... i_sxApi_RDD_Default=>>%i<<\n", i_sxApi_RDD_Default );
printf( "_sx_CopyStructure... uilenpArray=>>%i<<\n", uilenpArray );
sx_CreateNew( ( PBYTE ) cpFileName, ( PBYTE ) "TEMPORARY_STRUCT", i_sxApi_RDD_Default, uilenpArray );
#endif
sx_CreateNew( ( PBYTE ) cpFileName, ( PBYTE ) "__TEMP", ( WORD ) i_sxApi_RDD_Default,
( WORD ) uilenpArray );
/* printf( "_sx_CopyStructure...2\n"); */
for( ui = 0; ui < uilenpArray; ui++ )
{
pFieldDesc = hb_arrayGetItemPtr( pStruct, ui + 1 );
cFieldName = ( PBYTE ) hb_arrayGetC( pFieldDesc, 1 );
cFieldType = ( PBYTE ) hb_arrayGetC( pFieldDesc, 2 );
iFieldLen = ( SHORT ) hb_arrayGetNI( pFieldDesc, 3 );
iDec = ( SHORT ) hb_arrayGetNI( pFieldDesc, 4 );
/* printf("Creating %s\n", cFieldName ); */
sx_CreateField( cFieldName, cFieldType, iFieldLen, iDec );
hb_xfree( cFieldName );
hb_xfree( cFieldType );
}
hb_itemRelease( pStruct );
bSuccess = sx_CreateExec();
if( bSuccess )
sx_Close();
}
return bSuccess;
}
HB_FUNC( SX_COPYSTRUCTUREEXTENDED )
{
if( ! _sx_Used() )
hb_errRT_DBCMD( EG_NOTABLE, EDBCMD_NOTABLE, NULL,
"SX_COPYSTRUCTUREEXTENDED" );
if( HB_ISCHAR( 1 ) )
{
WORD iWorkArea = SX_DUMMY_NUMBER;
if( ! HB_ISNIL( 2 ) )
iWorkArea = _sx_select( hb_param( 1, HB_IT_ANY ) );
hb_retl( sx_CopyStructureExtended( ( PBYTE ) hb_parc( 1 ) ) );
if( ! ( iWorkArea == SX_DUMMY_NUMBER ) )
sx_Select( iWorkArea );
}
else
hb_retl( HB_FALSE );
}
HB_FUNC( SX_DBSTRUCT )
{
WORD iWorkArea = SX_DUMMY_NUMBER;
PHB_ITEM pStruct;
if( ! _sx_Used() )
return;
if( ! HB_ISNIL( 1 ) )
iWorkArea = _sx_select( hb_param( 1, HB_IT_ANY ) );
pStruct = _sx_DbStruct();
hb_itemReturnRelease( pStruct );
if( ! ( iWorkArea == SX_DUMMY_NUMBER ) )
sx_Select( iWorkArea );
}
PHB_ITEM _sx_DbStruct()
{
PHB_ITEM pStruct = hb_itemNew( NULL );
PHB_ITEM pData = hb_itemNew( NULL );
PHB_ITEM pItem = hb_itemNew( NULL );
HB_USHORT uiFields = sx_FieldCount(),
uiCount;
hb_arrayNew( pStruct, 0 );
for( uiCount = 1; uiCount <= uiFields; uiCount++ )
{
int iWidth;
int iDec;
PBYTE cFieldName = ( PBYTE ) sx_FieldName( ( WORD ) uiCount );
iWidth = sx_FieldWidth( cFieldName );
iDec = sx_FieldDecimals( cFieldName );
/*
iWidth and iDec MUST beinitialized as above else int returns 65535
we cannot directly called:
hb_arraySet( pItem, 3, hb_itemPutNI( pData, sx_FieldWidth( cFieldName ) ) );
hb_arraySet( pItem, 4, hb_itemPutNI( pData, sx_FieldDecimals( cFieldName ) ) );
*/
hb_arrayNew( pItem, 4 );
hb_arraySet( pItem, 1, hb_itemPutC( pData, ( char * ) cFieldName ) );
hb_arraySet( pItem, 2, hb_itemPutC( pData, ( char * ) sx_FieldType( cFieldName ) ) );
hb_arraySet( pItem, 3, hb_itemPutNI( pData, iWidth ) );
hb_arraySet( pItem, 4, hb_itemPutNI( pData, iDec ) );
hb_arrayAdd( pStruct, pItem );
}
hb_itemRelease( pItem );
hb_itemRelease( pData );
return pStruct;
}
PHB_ITEM _sx_FieldNames( void )
{
PHB_ITEM pStruct = hb_itemNew( NULL );
HB_USHORT uiFields,
uiCount;
char * cFieldName;
PHB_ITEM pItem;
hb_arrayNew( pStruct, 0 );
uiFields = sx_FieldCount();
for( uiCount = 1; uiCount <= uiFields; uiCount++ )
{
cFieldName = ( char * ) sx_FieldName( uiCount );
pItem = hb_itemPutC( NULL, cFieldName );
hb_arrayAdd( pStruct, pItem );
hb_itemRelease( pItem );
}
return pStruct;
}