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<?php namespace PhpOffice\PhpSpreadsheet\Calculation\Financial; use PhpOffice\PhpSpreadsheet\Calculation\DateTimeExcel; use PhpOffice\PhpSpreadsheet\Calculation\Exception; use PhpOffice\PhpSpreadsheet\Calculation\Financial\Constants as FinancialConstants; use PhpOffice\PhpSpreadsheet\Calculation\Functions; class FinancialValidations { /** * @param mixed $date */ public static function validateDate($date): float { return DateTimeExcel\Helpers::getDateValue($date); } /** * @param mixed $settlement */ public static function validateSettlementDate($settlement): float { return self::validateDate($settlement); } /** * @param mixed $maturity */ public static function validateMaturityDate($maturity): float { return self::validateDate($maturity); } /** * @param mixed $value */ public static function validateFloat($value): float { if (!is_numeric($value)) { throw new Exception(Functions::VALUE()); } return (float) $value; } /** * @param mixed $value */ public static function validateInt($value): int { if (!is_numeric($value)) { throw new Exception(Functions::VALUE()); } return (int) floor((float) $value); } /** * @param mixed $rate */ public static function validateRate($rate): float { $rate = self::validateFloat($rate); if ($rate < 0.0) { throw new Exception(Functions::NAN()); } return $rate; } /** * @param mixed $frequency */ public static function validateFrequency($frequency): int { $frequency = self::validateInt($frequency); if ( ($frequency !== FinancialConstants::FREQUENCY_ANNUAL) && ($frequency !== FinancialConstants::FREQUENCY_SEMI_ANNUAL) && ($frequency !== FinancialConstants::FREQUENCY_QUARTERLY) ) { throw new Exception(Functions::NAN()); } return $frequency; } /** * @param mixed $basis */ public static function validateBasis($basis): int { if (!is_numeric($basis)) { throw new Exception(Functions::VALUE()); } $basis = (int) $basis; if (($basis < 0) || ($basis > 4)) { throw new Exception(Functions::NAN()); } return $basis; } /** * @param mixed $price */ public static function validatePrice($price): float { $price = self::validateFloat($price); if ($price < 0.0) { throw new Exception(Functions::NAN()); } return $price; } /** * @param mixed $parValue */ public static function validateParValue($parValue): float { $parValue = self::validateFloat($parValue); if ($parValue < 0.0) { throw new Exception(Functions::NAN()); } return $parValue; } /** * @param mixed $yield */ public static function validateYield($yield): float { $yield = self::validateFloat($yield); if ($yield < 0.0) { throw new Exception(Functions::NAN()); } return $yield; } /** * @param mixed $discount */ public static function validateDiscount($discount): float { $discount = self::validateFloat($discount); if ($discount <= 0.0) { throw new Exception(Functions::NAN()); } return $discount; } }