public function initialize() { $thisMonth = DateTimeUtils::getNow(DateTimeUtils::FM_DEV_YM . '01 000000', DateTimeUtils::FM_DEV_DATETIME); DateTimeUtils::addDateTime($thisMonth, 'P1M', null, false); DateTimeUtils::subDateTime($thisMonth, 'P1D', null, false); $this->closing_date = $thisMonth->format(DateTimeUtils::FM_DB_DATETIME); $oTime = DateTimeUtils::getDateTimeFromDB($this->opening_date); $cTime = DateTimeUtils::getDateTimeFromDB($this->closing_date); $now = new \DateTime(); $this->closing_diff = $cTime->diff($oTime)->days; $this->now_diff = $now->diff($oTime)->days; // calculate Closing Interest $this->closing_interest_unit = NumberUtils::getInterest($this->opening_balance, $this->term_interest_rate); $this->closing_interest = NumberUtils::rounds($this->closing_interest_unit * $this->closing_diff, NumberUtils::NUM_ROUND); $this->closing_balance = $this->opening_balance + $this->capital + $this->closing_interest; // calculate Interest of current date $this->now_interest_unit = NumberUtils::getInterest($this->opening_balance, $this->noterm_interest_rate); $delta = $this->now_diff - $this->closing_diff; if ($delta < 0) { $this->now_interest = NumberUtils::rounds($this->now_interest_unit * $this->now_diff, NumberUtils::NUM_ROUND); } else { $this->now_interest = $this->closing_interest + NumberUtils::getInterest($this->closing_balance, $this->noterm_interest_rate, NumberUtils::NUM_ROUND, $delta); } $this->now_balance = $this->opening_balance + $this->capital + $this->now_interest; }