GDate *
gnc_accounting_period_start_gdate (GncAccountingPeriod which,
const GDate *fy_end,
const GDate *contains)
{
GDate *date;
if (contains)
{
date = g_date_new_dmy(g_date_get_day(contains),
g_date_get_month(contains),
g_date_get_year(contains));
}
else
{
date = g_date_new ();
gnc_gdate_set_today (date);
}
switch (which)
{
default:
g_message("Undefined relative time constant %d", which);
g_date_free(date);
return NULL;
case GNC_ACCOUNTING_PERIOD_TODAY:
/* Already have today's date */
break;
case GNC_ACCOUNTING_PERIOD_MONTH:
gnc_gdate_set_month_start(date);
break;
case GNC_ACCOUNTING_PERIOD_MONTH_PREV:
gnc_gdate_set_prev_month_start(date);
break;
case GNC_ACCOUNTING_PERIOD_QUARTER:
gnc_gdate_set_quarter_start(date);
break;
case GNC_ACCOUNTING_PERIOD_QUARTER_PREV:
gnc_gdate_set_prev_quarter_start(date);
break;
case GNC_ACCOUNTING_PERIOD_CYEAR:
gnc_gdate_set_year_start(date);
break;
case GNC_ACCOUNTING_PERIOD_CYEAR_PREV:
gnc_gdate_set_prev_year_start(date);
break;
case GNC_ACCOUNTING_PERIOD_FYEAR:
if (fy_end == NULL)
{
g_message("Request for fisal year value but no fiscal year end value provided.");
g_date_free(date);
return NULL;
}
gnc_gdate_set_fiscal_year_start(date, fy_end);
break;
case GNC_ACCOUNTING_PERIOD_FYEAR_PREV:
if (fy_end == NULL)
{
g_message("Request for fisal year value but no fiscal year end value provided.");
g_date_free(date);
return NULL;
}
gnc_gdate_set_prev_fiscal_year_start(date, fy_end);
break;
}
return date;
}
void
gnc_gdate_set_prev_quarter_start (GDate *date)
{
gnc_gdate_set_quarter_start(date);
g_date_subtract_months(date, 3);
}
