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Add conversions for from/to Windows Filetime to UNIX Epoch. Decimal.js is used to prevent rounding errors during conversion.

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bwhitn 2017-06-08 07:23:11 -07:00
parent 2c0f48f4e5
commit d27fa43120
2 changed files with 51 additions and 0 deletions
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37
src/core/operations/DateTime.js
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@ -1,3 +1,5 @@
import Decimal from 'decimal.js';
/**
* Date and time operations.
*
@ -78,6 +80,41 @@ const DateTime = {
},
/**
* Converts a Windows FILETIME to Unix Epoch time.
*
* @param {string} input
* @param {Object[]} args (not used)
* @returns {string}
*/
runFromFiletimeToUnix: function(input, args) {
input = new Decimal(input);
input = input.sub(116444736000000000).div(10000000);
if(input.gte(0) && input.lt(Math.pow(2,31))){
return input.toString();
} else {
throw "Date " + input + " is not a valid date";
}
},
/**
* Converts a Unix Epoch time to Windows FILETIME.
*
* @param {string} input
* @param {Object[]} args (not used)
* @returns {string}
*/
runToFiletimeFromUnix: function(input, args) {
input = new Decimal(input);
if(input.gte(0) && input.lt(Math.pow(2,31))){
return input.mul(10000000).add(116444736000000000).toHex();
} else {
throw "Date " + input + " is not a valid date";
}
},
/**
* @constant
* @default