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paypro: support user amount decision on 0-value-server-outputs.

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This commit is contained in:
Christopher Jeffrey 2014-08-06 10:46:13 -07:00 • committed by Manuel Araoz
commit d87697dfed
3 changed files with 39 additions and 1 deletions
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29
js/models/core/Wallet.js
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@ -1261,6 +1261,31 @@ Wallet.prototype.verifyPaymentRequest = function(ntxid) {
return false;
}
// Figure out whether the user is supposed
// to decide the value of the outputs.
var undecided = false;
var total = bignum('0', 10);
for (var i = 0; i < outputs.length; i++) {
var output = outputs[i];
var amount = output.get('amount');
var v = new Buffer(8);
v[0] = (amount.high >> 24) & 0xff;
v[1] = (amount.high >> 16) & 0xff;
v[2] = (amount.high >> 8) & 0xff;
v[3] = (amount.high >> 0) & 0xff;
v[4] = (amount.low >> 24) & 0xff;
v[5] = (amount.low >> 16) & 0xff;
v[6] = (amount.low >> 8) & 0xff;
v[7] = (amount.low >> 0) & 0xff;
total = total.add(bignum.fromBuffer(v, {
endian: 'little',
size: 1
}));
}
if (+total.toString(10) === 0) {
undecided = true;
}
for (var i = 0; i < outputs.length; i++) {
var output = outputs[i];
@ -1299,6 +1324,10 @@ Wallet.prototype.verifyPaymentRequest = function(ntxid) {
// var es = bitcore.Address.fromScriptPubKey(new bitcore.Script(es), network)[0];
// var as = bitcore.Address.fromScriptPubKey(new bitcore.Script(tx.outs[i].s), network)[0];
if (undecided) {
av = ev = new Buffer([0]);
}
// Make sure the tx's output script and values match the payment request's.
if (av.toString('hex') !== ev.toString('hex')
|| as.toString('hex') !== es.toString('hex')) {