diff options
Diffstat (limited to 'libxsde/xsde/cxx/serializer/validating/date-time.cxx')
-rw-r--r-- | libxsde/xsde/cxx/serializer/validating/date-time.cxx | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/libxsde/xsde/cxx/serializer/validating/date-time.cxx b/libxsde/xsde/cxx/serializer/validating/date-time.cxx new file mode 100644 index 0000000..cacc6ea --- /dev/null +++ b/libxsde/xsde/cxx/serializer/validating/date-time.cxx @@ -0,0 +1,87 @@ +// file : xsde/cxx/serializer/validating/date-time.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2005-2009 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); + } + } + } + } +} |