GncDateImpl Class Reference

Private implementation of GncDate. More...

Public Member Functions
	GncDateImpl (const int year, const int month, const int day)
	GncDateImpl (Date d)
	GncDateImpl (const std::string str, const std::string fmt)
void	today ()
gnc_ymd	year_month_day () const
std::string	format (const char *format) const
std::string	format_zulu (const char *format) const

Friends
bool	operator< (const GncDateImpl &, const GncDateImpl &)
bool	operator> (const GncDateImpl &, const GncDateImpl &)
bool	operator== (const GncDateImpl &, const GncDateImpl &)
bool	operator<= (const GncDateImpl &, const GncDateImpl &)
bool	operator>= (const GncDateImpl &, const GncDateImpl &)
bool	operator!= (const GncDateImpl &, const GncDateImpl &)

Detailed Description

Private implementation of GncDate.

See the documentation for that class.

Definition at line 336 of file gnc-datetime.cpp.

Constructor & Destructor Documentation

GncDateImpl() [1/4]

GncDateImpl::GncDateImpl ( )

inline

Definition at line 339 of file gnc-datetime.cpp.

: m_greg(boost::gregorian::day_clock::local_day()) {}

GncDateImpl() [2/4]

GncDateImpl::GncDateImpl ( const int  year, const int  month, const int  day  )

inline

Definition at line 340 of file gnc-datetime.cpp.

                                                                :
    m_greg(year, static_cast<Month>(month), day) {}

GncDateImpl() [3/4]

GncDateImpl::GncDateImpl ( Date  d )

inline

Definition at line 342 of file gnc-datetime.cpp.

: m_greg(d) {}

GncDateImpl() [4/4]

GncDateImpl::GncDateImpl	(	const std::string	str,
		const std::string	fmt
	)

Definition at line 707 of file gnc-datetime.cpp.

                                                                 :
    m_greg(boost::gregorian::day_clock::local_day()) /* Temporarily initialized to today, will be used and adjusted in the code below */
{
    auto iter = std::find_if(GncDate::c_formats.cbegin(), GncDate::c_formats.cend(),
                             [&fmt](const GncDateFormat& v){ return (v.m_fmt == fmt); } );
    if (iter == GncDate::c_formats.cend())
        throw std::invalid_argument(N_("Unknown date format specifier passed as argument."));
 
    if (iter->m_str_to_date)
    {
        try
        {
            m_greg = (*iter->m_str_to_date)(str);
            return;
        }
        catch (...) {}          // with any string->date exception, try regex
    }
 
    if (iter->m_re.empty())
        throw std::invalid_argument ("No regex pattern available");
 
    boost::smatch what;
    if(!boost::regex_search(str, what, iter->m_re))  // regex didn't find a match
        throw std::invalid_argument (N_("Value can't be parsed into a date using the selected date format."));
 
    // Bail out if a year was found with a yearless format specifier
    auto fmt_has_year = (fmt.find('y') != std::string::npos);
    if (!fmt_has_year && (what.length("YEAR") != 0))
        throw std::invalid_argument (N_("Value appears to contain a year while the selected format forbids this."));
 
    int year;
    if (fmt_has_year)
    {
        /* The input dates have a year, so use that one */
        year = std::stoi (what.str("YEAR"));
 
        /* We assume two-digit years to be in the range 1969 - 2068. */
        if (year < 69)
                year += 2000;
        else if (year < 100)
                year += 1900;
    }
    else /* The input dates have no year, so use current year */
        year = m_greg.year(); // Can use m_greg here as it was already initialized in the initializer list earlier
 
    m_greg = Date(year,
                  static_cast<Month>(std::stoi (what.str("MONTH"))),
                  std::stoi (what.str("DAY")));
}

Member Function Documentation

format()

std::string GncDateImpl::format

(

const char *

format

)

const

Definition at line 765 of file gnc-datetime.cpp.

{
#ifdef __MINGW32__
    return win_date_format(format, to_tm(m_greg));
#else
    using Facet = boost::gregorian::date_facet;
    std::stringstream ss;
    //The stream destructor frees the facet, so it must be heap-allocated.
    auto output_facet(new Facet(normalize_format(format).c_str()));
    ss.imbue(std::locale(gnc_get_locale(), output_facet));
    ss << m_greg;
    return ss.str();
#endif
}

format_zulu()

std::string GncDateImpl::format_zulu ( const char *  format ) const

inline

Definition at line 348 of file gnc-datetime.cpp.

                                                    {
    return this->format(format);
    }

today()

void GncDateImpl::today ( )

inline

Definition at line 345 of file gnc-datetime.cpp.

{ m_greg = boost::gregorian::day_clock::local_day(); }

year_month_day()

gnc_ymd GncDateImpl::year_month_day

(

)

const

Definition at line 758 of file gnc-datetime.cpp.

{
    auto boost_ymd = m_greg.year_month_day();
    return {boost_ymd.year, boost_ymd.month.as_number(), boost_ymd.day};
}

Friends And Related Symbol Documentation

operator!=

bool operator!= ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 785 of file gnc-datetime.cpp.

{ return a.m_greg != b.m_greg; }

operator<

bool operator< ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 780 of file gnc-datetime.cpp.

{ return a.m_greg < b.m_greg; }

operator<=

bool operator<= ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 783 of file gnc-datetime.cpp.

{ return a.m_greg <= b.m_greg; }

operator==

bool operator== ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 782 of file gnc-datetime.cpp.

{ return a.m_greg == b.m_greg; }

operator>

bool operator> ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 781 of file gnc-datetime.cpp.

{ return a.m_greg > b.m_greg; }

operator>=

bool operator>= ( const GncDateImpl &  a, const GncDateImpl &  b  )

friend

Definition at line 784 of file gnc-datetime.cpp.

{ return a.m_greg >= b.m_greg; }

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The documentation for this class was generated from the following file:

• gnc-datetime.cpp