/* * $Id$ */ /* * Harbour Project source code: * The Date API (Harbour level) * * Copyright 1999 Antonio Linares * www - http://www.harbour-project.org * * 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/). * * As a special exception, the Harbour Project gives permission for * additional uses of the text contained in its release of Harbour. * * The exception is that, if you link the Harbour libraries with other * files to produce an executable, this does not by itself cause the * resulting executable to be covered by the GNU General Public License. * Your use of that executable is in no way restricted on account of * linking the Harbour library code into it. * * This exception does not however invalidate any other reasons why * the executable file might be covered by the GNU General Public License. * * This exception applies only to the code released by the Harbour * Project under the name Harbour. If you copy code from other * Harbour Project or Free Software Foundation releases into a copy of * Harbour, as the General Public License permits, the exception does * not apply to the code that you add in this way. To avoid misleading * anyone as to the status of such modified files, you must delete * this exception notice from them. * * If you write modifications of your own for Harbour, it is your choice * whether to permit this exception to apply to your modifications. * If you do not wish that, delete this exception notice. * */ /* * The following parts are Copyright of the individual authors. * www - http://www.harbour-project.org * * Copyright 1999 Jose Lalin * DAY() * MONTH() * YEAR() * DOW() * * Copyright 1999 David G. Holm * CTOD() * DATE() * * Copyright 1999-2001 Viktor Szakats * HB_STOD() * * See doc/license.txt for licensing terms. * */ #include #include "hbapi.h" #include "hbapierr.h" #include "hbapiitm.h" #include "hbset.h" #include "hbdate.h" HB_FUNC( CTOD ) { if( ISCHAR( 1 ) ) { char * szDate = hb_parc( 1 ); int d_value = 0, m_value = 0, y_value = 0; char szDateFormat[ 9 ]; if( szDate ) { int d_pos = 0, m_pos = 0, y_pos = 0; int count, digit, non_digit, size = strlen( hb_set.HB_SET_DATEFORMAT ); for( count = 0; count < size; count++ ) { switch( hb_set.HB_SET_DATEFORMAT[ count ] ) { case 'D': case 'd': if( d_pos == 0 ) { if( m_pos == 0 && y_pos == 0 ) d_pos = 1; else if( m_pos == 0 || y_pos == 0 ) d_pos = 2; else d_pos = 3; } break; case 'M': case 'm': if( m_pos == 0 ) { if( d_pos == 0 && y_pos == 0 ) m_pos = 1; else if( d_pos == 0 || y_pos == 0 ) m_pos = 2; else m_pos = 3; } break; case 'Y': case 'y': if( y_pos == 0 ) { if( m_pos == 0 && d_pos == 0 ) y_pos = 1; else if( m_pos == 0 || d_pos == 0 ) y_pos = 2; else y_pos = 3; } } } /* If there are non-digits at the start of the date field, they are not to be treated as date field separators */ non_digit = 1; size = strlen( szDate ); for( count = 0; count < size; count++ ) { digit = szDate[ count ]; if( isdigit( digit ) ) { /* Process the digit for the current date field */ if( d_pos == 1 ) d_value = ( d_value * 10 ) + digit - '0'; else if( m_pos == 1 ) m_value = ( m_value * 10 ) + digit - '0'; else if( y_pos == 1 ) y_value = ( y_value * 10 ) + digit - '0'; /* Treat the next non-digit as a date field separator */ non_digit = 0; } else if( digit != ' ' ) { /* Process the non-digit */ if( non_digit++ == 0 ) { /* Only move to the next date field on the first consecutive non-digit that is encountered */ d_pos--; m_pos--; y_pos--; } } } if( y_value >= 0 && y_value < 100 ) { count = hb_set.HB_SET_EPOCH % 100; digit = hb_set.HB_SET_EPOCH / 100; if( y_value >= count ) y_value += ( digit * 100 ); else y_value += ( ( digit * 100 ) + 100 ); } } sprintf( szDateFormat, "%04i%02i%02i", y_value, m_value, d_value ); hb_retds( szDateFormat ); } else hb_errRT_BASE_SubstR( EG_ARG, 1119, NULL, "CTOD", 1, hb_paramError( 1 ) ); } HB_FUNC( DTOC ) { if( ISDATE( 1 ) ) { char szDate[ 9 ]; char szFormatted[ 11 ]; hb_retc( hb_dateFormat( hb_pardsbuff( szDate, 1 ), szFormatted, hb_set.HB_SET_DATEFORMAT ) ); } else hb_errRT_BASE_SubstR( EG_ARG, 1118, NULL, "DTOC", 1, hb_paramError( 1 ) ); } HB_FUNC( DTOS ) { if( ISDATE( 1 ) ) { char szDate[ 9 ]; hb_retc( hb_pardsbuff( szDate, 1 ) ); } else hb_errRT_BASE_SubstR( EG_ARG, 1120, NULL, "DTOS", 1, hb_paramError( 1 ) ); } /* NOTE: Harbour extension, exactly the same as STOD(). */ HB_FUNC( HB_STOD ) { #ifdef HB_FAST_STOD hb_retds( hb_parc( 1 ) ); #else hb_retds( ( ISCHAR( 1 ) && hb_parclen( 1 ) == 8 ) ? hb_parc( 1 ) : " " ); #endif } HB_FUNC( YEAR ) { PHB_ITEM pDate = hb_param( 1, HB_IT_DATE ); if( pDate ) { long lYear, lMonth, lDay; hb_dateDecode( hb_itemGetDL( pDate ), &lYear, &lMonth, &lDay ); hb_retnllen( lYear, 5 ); } else hb_errRT_BASE_SubstR( EG_ARG, 1112, NULL, "YEAR", 1, hb_paramError( 1 ) ); } HB_FUNC( MONTH ) { PHB_ITEM pDate = hb_param( 1, HB_IT_DATE ); if( pDate ) { long lYear, lMonth, lDay; hb_dateDecode( hb_itemGetDL( pDate ), &lYear, &lMonth, &lDay ); hb_retnllen( lMonth, 3 ); } else hb_errRT_BASE_SubstR( EG_ARG, 1113, NULL, "MONTH", 1, hb_paramError( 1 ) ); } HB_FUNC( DAY ) { PHB_ITEM pDate = hb_param( 1, HB_IT_DATE ); if( pDate ) { long lYear, lMonth, lDay; hb_dateDecode( hb_itemGetDL( pDate ), &lYear, &lMonth, &lDay ); hb_retnllen( lDay, 3 ); } else hb_errRT_BASE_SubstR( EG_ARG, 1114, NULL, "DAY", 1, hb_paramError( 1 ) ); } HB_FUNC( TIME ) { char szResult[ 9 ]; hb_dateTimeStr( szResult ); hb_retclen( szResult, 8 ); } HB_FUNC( DATE ) { long lYear, lMonth, lDay; hb_dateToday( &lYear, &lMonth, &lDay ); hb_retd( lYear, lMonth, lDay ); } HB_FUNC( DOW ) { PHB_ITEM pDate = hb_param( 1, HB_IT_DATE ); if( pDate ) { long lDate = hb_itemGetDL( pDate ); if( lDate ) { long lYear, lMonth, lDay; hb_dateDecode( lDate, &lYear, &lMonth, &lDay ); hb_retnllen( hb_dateDOW( lYear, lMonth, lDay ), 3 ); } else hb_retnllen( 0, 3 ); } else hb_errRT_BASE_SubstR( EG_ARG, 1115, NULL, "DOW", 1, hb_paramError( 1 ) ); }