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Fix undefined pow function in phpseclib 2.0

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sc0Vu 2018-03-31 10:28:45 +08:00
parent 04e9c14f5e
commit a2a68dd516
1 changed files with 21 additions and 1 deletions
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22
src/Utils.php
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@ -292,7 +292,27 @@ class Utils
throw new InvalidArgumentException('toWei fraction part is out of limit.');
}
$whole = $whole->multiply($bnt);
$base = (new BigNumber(10))->pow(new BigNumber($fractionLength));
// There is no pow function in phpseclib 2.0, only can see in dev-master
// Maybe implement own biginteger in the future
// See 2.0 BigInteger: https://github.com/phpseclib/phpseclib/blob/2.0/phpseclib/Math/BigInteger.php
// See dev-master BigInteger: https://github.com/phpseclib/phpseclib/blob/master/phpseclib/Math/BigInteger.php#L700
// $base = (new BigNumber(10))->pow(new BigNumber($fractionLength));
// So we switch phpseclib special global param, change in the future
switch (MATH_BIGINTEGER_MODE) {
case $whole::MODE_GMP:
static $two;
$powerBase = gmp_pow(gmp_init(10), (int) $fractionLength);
break;
case $whole::MODE_BCMATH:
$powerBase = bcpow('10', (string) $fractionLength, 0);
break;
default:
$powerBase = pow(10, (int) $fractionLength);
break;
}
$base = new BigNumber($powerBase);
$fraction = $fraction->multiply($bnt)->divide($base)[0];
if ($negative1 !== false) {