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// file : xsde/cxx/serializer/validating/date-time.cxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#include <stdio.h> // sprintf/snprintf
#include <xsde/cxx/serializer/validating/date-time.hxx>
#include <xsde/cxx/serializer/validating/time-zone.hxx>
namespace xsde
{
namespace cxx
{
namespace serializer
{
namespace validating
{
void date_time_simpl::
pre (const date_time& value)
{
value_ = value;
}
void date_time_simpl::
_serialize_content ()
{
// We only need strlen("-2147483649-MM-DDThh:mm:ss.ssssss-hh:mm")
// + 1 characters to hold all representations of date_time. We
// know that the seconds part (represented as double) has
// default precision of 6.
//
char str[40];
int y = value_.year ();
unsigned short m = value_.month ();
unsigned short d = value_.day ();
unsigned short h = value_.hours ();
unsigned short tm = value_.minutes ();
double s = value_.seconds ();
if (y != 0 && m > 0 && m < 13 && d > 0 && d < 32 &&
((h < 24 && tm < 60 && s >= 0.0 && s < 60.0) ||
(h == 24 && tm == 0 && s == 0.0)) &&
(!value_.zone_present () || bits::valid_time_zone (value_)))
{
#ifdef XSDE_SNPRINTF
int n = snprintf (str, 34, "%.4d-%.2u-%.2uT%.2u:%.2u:%09f",
y, m, d, h, tm, s);
#else
int n = sprintf (str, "%.4d-%.2u-%.2uT%.2u:%.2u:%09f",
y, m, d, h, tm, s);
#endif
if (n > 0 && n < 34)
{
// Remove trailing '0' and '.' if necessary.
//
while (str[n - 1] == '0')
n--;
if (str[n - 1] == '.')
n--;
if (value_.zone_present ())
{
if (int z = bits::serialize_time_zone (str + n, value_))
n += z;
else
{
_schema_error (schema_error::invalid_date_time_value);
return;
}
}
_characters (str, static_cast<size_t> (n));
}
else
_schema_error (schema_error::invalid_date_time_value);
}
else
_schema_error (schema_error::invalid_date_time_value);
}
}
}
}
}
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