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/*
* Copyright (c) 2003-2009, John Wiegley. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of New Artisans LLC nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "pyinterp.h"
#include "pyutils.h"
#include <datetime.h>
// jww (2007-05-04): Convert time duration objects to PyDelta
namespace ledger {
using namespace boost::python;
typedef boost::gregorian::date date;
#define MY_PyDateTime_IMPORT \
PyDateTimeAPI = (PyDateTime_CAPI*) \
PyCObject_Import(const_cast<char *>("datetime"), \
const_cast<char *>("datetime_CAPI"))
struct date_to_python
{
static PyObject* convert(const date& dte)
{
MY_PyDateTime_IMPORT;
return PyDate_FromDate(dte.year(), dte.month(), dte.day());
}
};
struct date_from_python
{
static void* convertible(PyObject* obj_ptr)
{
MY_PyDateTime_IMPORT;
if (PyDate_Check(obj_ptr)) return obj_ptr;
return 0;
}
static void construct(PyObject* obj_ptr, converter::rvalue_from_python_stage1_data* data)
{
MY_PyDateTime_IMPORT;
int y = PyDateTime_GET_YEAR(obj_ptr);
int m = PyDateTime_GET_MONTH(obj_ptr);
int d = PyDateTime_GET_DAY(obj_ptr);
date* dte = new date(y,m,d);
data->convertible = (void*)dte;
}
};
typedef register_python_conversion<date, date_to_python, date_from_python>
date_python_conversion;
struct datetime_to_python
{
static PyObject* convert(const datetime_t& moment)
{
MY_PyDateTime_IMPORT;
date dte = moment.date();
datetime_t::time_duration_type tod = moment.time_of_day();
return PyDateTime_FromDateAndTime(dte.year(), dte.month(), dte.day(),
tod.hours(), tod.minutes(), tod.seconds(),
tod.total_microseconds() % 1000000);
}
};
struct datetime_from_python
{
static void* convertible(PyObject* obj_ptr)
{
MY_PyDateTime_IMPORT;
if(PyDateTime_Check(obj_ptr)) return obj_ptr;
return 0;
}
static void construct(PyObject* obj_ptr, converter::rvalue_from_python_stage1_data* data)
{
MY_PyDateTime_IMPORT;
int y = PyDateTime_GET_YEAR(obj_ptr);
int m = PyDateTime_GET_MONTH(obj_ptr);
int d = PyDateTime_GET_DAY(obj_ptr);
int h = PyDateTime_DATE_GET_HOUR(obj_ptr);
int min = PyDateTime_DATE_GET_MINUTE(obj_ptr);
int s = PyDateTime_DATE_GET_SECOND(obj_ptr);
datetime_t* moment = new datetime_t(date(y,m,d),
datetime_t::time_duration_type(h, min, s));
data->convertible = (void*)moment;
}
};
typedef register_python_conversion<datetime_t, datetime_to_python, datetime_from_python>
datetime_python_conversion;
datetime_t py_parse_datetime(const string& str) {
return parse_datetime(str);
}
date_t py_parse_date(const string& str) {
return parse_date(str);
}
void export_times()
{
datetime_python_conversion();
date_python_conversion();
register_optional_to_python<datetime_t>();
register_optional_to_python<date_t>();
scope().attr("parse_datetime") = &py_parse_datetime;
scope().attr("parse_date") = &py_parse_date;
}
} // namespace ledger
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