Viewing file:  BcMath.php (1.98 KB) -rw-r--r--
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<?php
namespace Maba\Component\Math;
use Maba\Component\Math\Exception\DivisionByZeroException;
class BcMath implements BasicMathInterface
{
protected $scale;
protected $validator;
public function __construct($scale = 20, NumberValidatorInterface $validator = null)
{
$this->scale = $scale;
$this->validator = $validator !== null ? $validator : new NumberValidator();
}
public function add($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bcadd($first, $second, $this->scale);
}
public function sub($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bcsub($first, $second, $this->scale);
}
public function div($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
$result = bcdiv($first, $second, $this->scale);
if ($result === null) {
throw new DivisionByZeroException(sprintf('Division by zero (%s / %s)', $first, $second));
}
return $result;
}
public function mul($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bcmul($first, $second, $this->scale);
}
public function comp($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bccomp($first, $second, $this->scale);
}
public function pow($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bcpow($first, $second, $this->scale);
}
public function mod($first, $second)
{
$this->validator->validateNumber($first);
$this->validator->validateNumber($second);
return bcmod($first, $second);
}
}
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