datetime.hpp

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/* LiteSQL
 *
 * The list of contributors at http://litesql.sf.net/
 *
 * See LICENSE for copyright information. */
 
#ifndef litesql_datetime_hpp
#define litesql_datetime_hpp
#include "field.hpp"
#include <time.h>
namespace litesql {
using namespace std;
/* holds struct tm */
class TimeStruct {
    struct tm mytm;
public:
    TimeStruct(time_t t=0);
    int day() const;
    int dayOfWeek() const;
    int dayOfYear() const;
    int month() const;
    int year() const;
    int hour() const;
    int min() const;
    int sec() const;
    time_t timeStamp() const;
    TimeStruct& setDay(int day);
    TimeStruct& setMonth(int month);
    TimeStruct& setYear(int year);
    TimeStruct& setHour(int hour);
    TimeStruct& setMin(int min);
    TimeStruct& setSec(int sec);
    TimeStruct& setTimeStamp(time_t t);
};
        
class Date {
    time_t value;
public:
    Date(time_t t=0);
    Date(int day, int month, int year);
    int day() const;
    int dayOfWeek() const;
    int month() const;
    int year() const;
    time_t timeStamp() const;
    TimeStruct timeStruct() const;
    
    Date& setDay(int d);
    Date& setMonth(int m);
    Date& setYear(int y);
    Date& setTimeStamp(time_t t);
    string asString(string format="%u") const;
};

class Time {
    int value;
public:
    Time(int secs=0);
    Time(int hour, int min, int sec);
    int hour() const;
    int min() const;
    int sec() const;
    int secs() const;
    string asString(string format="%u") const;
 
    Time& setHour(int d);
    Time& setMin(int m);
    Time& setSec(int y);
    Time& setSecs(int secs);
};

class DateTime {
    time_t value;
public:
    DateTime(time_t t=0);
    int day() const;
    int month() const;
    int year() const;
    int hour() const;
    int min() const;
    int sec() const;
    time_t timeStamp() const;
    TimeStruct timeStruct() const;
    string asString(string format="%u") const;
 
    DateTime& setDay(int d);
    DateTime& setMonth(int m);
    DateTime& setYear(int y);
    DateTime& setHour(int d);
    DateTime& setMin(int m);
    DateTime& setSec(int y);
    Date& setTimeStamp(time_t t);
};
template <>
Date convert<const string&, Date>(const string& value);
template <>
Time convert<const string&, Time>(const string& value);
template <>
DateTime convert<const string&, DateTime>(const string& value);
 
template <>
std::string convert<const Date&, std::string>(const Date& value);
template <>
std::string convert<const Time&, std::string>(const Time& value);
template <>
std::string convert<const DateTime&, std::string>(const DateTime& value);
 
std::ostream& operator << (std::ostream& os, const Date& d);
std::ostream& operator << (std::ostream& os, const Time& d);
std::ostream& operator << (std::ostream& os, const DateTime& d);
}
 
#endif