~drizzle-trunk/drizzle/development : contents of drizzled/function/time/sysdate

~drizzle-trunk/drizzle/development : (revision 2030.1.2)

/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 *
 *  Copyright (C) 2008 Sun Microsystems, Inc.
 *
 *  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; version 2 of the License.
 *
 *  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 program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include "config.h"

#include <drizzled/function/time/sysdate_local.h>
#include <drizzled/tztime.h>
#include <drizzled/session.h>

namespace drizzled
{

/**
    Converts current time in time_t to DRIZZLE_TIME represenatation for local
    time zone. Defines time zone (local) used for whole SYSDATE function.
*/
void Item_func_sysdate_local::store_now_in_TIME(DRIZZLE_TIME *now_time)
{
  Session *session= current_session;
  session->variables.time_zone->gmt_sec_to_TIME(now_time, time(NULL));
}


String *Item_func_sysdate_local::val_str(String *)
{
  assert(fixed == 1);
  store_now_in_TIME(&ltime);
  buff_length= (uint) my_datetime_to_str(&ltime, buff);
  str_value.set(buff, buff_length, &my_charset_bin);
  return &str_value;
}


int64_t Item_func_sysdate_local::val_int()
{
  assert(fixed == 1);
  store_now_in_TIME(&ltime);
  return (int64_t) TIME_to_uint64_t_datetime(&ltime);
}

double Item_func_sysdate_local::val_real()
{
  assert(fixed == 1);
  store_now_in_TIME(&ltime);
  return uint64_t2double(TIME_to_uint64_t_datetime(&ltime));
}


void Item_func_sysdate_local::fix_length_and_dec()
{
  decimals= 0;
  collation.set(&my_charset_bin);
  max_length= DateTime::MAX_STRING_LENGTH*MY_CHARSET_BIN_MB_MAXLEN;
}


bool Item_func_sysdate_local::get_date(DRIZZLE_TIME *res,
                                       uint32_t )
{
  store_now_in_TIME(&ltime);
  *res= ltime;
  return 0;
}


int Item_func_sysdate_local::save_in_field(Field *to, bool )
{
  store_now_in_TIME(&ltime);
  to->set_notnull();
  to->store_time(&ltime, DRIZZLE_TIMESTAMP_DATETIME);
  return 0;
}

} /* namespace drizzled */

574.3.16 by Lee moving functions from item_timefunc to functions/time directory	1	/* -- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; --
	2	* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
	3	*
1999.6.1 by kalebral at gmail update Copyright strings to a more common format to help with creating the master debian copyright file	4	* Copyright (C) 2008 Sun Microsystems, Inc.
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; version 2 of the License.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	18	*/
	19
1241.9.36 by Monty Taylor ZOMG. I deleted drizzled/server_includes.h.	20	#include "config.h"
1280.1.10 by Monty Taylor Put everything in drizzled into drizzled namespace.	21
670.1.20 by Monty Taylor Renamed functions to function... everything else is singular.	22	#include <drizzled/function/time/sysdate_local.h>
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	23	#include <drizzled/tztime.h>
584.1.15 by Monty Taylor The mega-patch from hell. Renamed sql_class to session (since that's what it is) and removed it and field and table from common_includes.	24	#include <drizzled/session.h>
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	25
1280.1.10 by Monty Taylor Put everything in drizzled into drizzled namespace.	26	namespace drizzled
	27	{
	28
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	29	/**
726.1.1 by Toru Maesaka Use time_t instead of my_time_t which should be safe (as in wide enough) on POSIX compliant systems.	30	Converts current time in time_t to DRIZZLE_TIME represenatation for local
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	31	time zone. Defines time zone (local) used for whole SYSDATE function.
	32	*/
	33	void Item_func_sysdate_local::store_now_in_TIME(DRIZZLE_TIME *now_time)
	34	{
	35	Session *session= current_session;
685.3.4 by Toru Maesaka Fixed the issues pointed out by Jay's code review	36	session->variables.time_zone->gmt_sec_to_TIME(now_time, time(NULL));
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	37	}
	38
	39
779.1.27 by Monty Taylor Got rid of __attribute__((unused)) and the like from the .cc files.	40	String Item_func_sysdate_local::val_str(String )
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	41	{
	42	assert(fixed == 1);
	43	store_now_in_TIME(&ltime);
	44	buff_length= (uint) my_datetime_to_str(&ltime, buff);
	45	str_value.set(buff, buff_length, &my_charset_bin);
	46	return &str_value;
	47	}
	48
	49
	50	int64_t Item_func_sysdate_local::val_int()
	51	{
	52	assert(fixed == 1);
	53	store_now_in_TIME(&ltime);
	54	return (int64_t) TIME_to_uint64_t_datetime(&ltime);
	55	}
	56
	57	double Item_func_sysdate_local::val_real()
	58	{
	59	assert(fixed == 1);
	60	store_now_in_TIME(&ltime);
	61	return uint64_t2double(TIME_to_uint64_t_datetime(&ltime));
	62	}
	63
	64
	65	void Item_func_sysdate_local::fix_length_and_dec()
	66	{
	67	decimals= 0;
	68	collation.set(&my_charset_bin);
1280.1.10 by Monty Taylor Put everything in drizzled into drizzled namespace.	69	max_length= DateTime::MAX_STRING_LENGTH*MY_CHARSET_BIN_MB_MAXLEN;
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	70	}
	71
	72
	73	bool Item_func_sysdate_local::get_date(DRIZZLE_TIME *res,
779.1.27 by Monty Taylor Got rid of __attribute__((unused)) and the like from the .cc files.	74	uint32_t )
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	75	{
	76	store_now_in_TIME(&ltime);
	77	*res= ltime;
	78	return 0;
	79	}
	80
	81
779.1.27 by Monty Taylor Got rid of __attribute__((unused)) and the like from the .cc files.	82	int Item_func_sysdate_local::save_in_field(Field *to, bool )
574.3.16 by Lee moving functions from item_timefunc to functions/time directory	83	{
	84	store_now_in_TIME(&ltime);
	85	to->set_notnull();
	86	to->store_time(&ltime, DRIZZLE_TIMESTAMP_DATETIME);
	87	return 0;
	88	}
	89
1280.1.10 by Monty Taylor Put everything in drizzled into drizzled namespace.	90	} /* namespace drizzled */