kaizenkodo/CoinBin
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added feature to rebuild a transaction from the txid, useful for RBF and double spending :o. Changed donation address. Released as version 1.6

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root
2020-07-06 21:33:57 +00:00
parent f51be92a72
commit b4fd55aebe
5 changed files with 88 additions and 25 deletions
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js/coin.js
+6 -1
View File
@@ -19,7 +19,7 @@
coinjs.compressed = false;
/* other vars */
coinjs.developer = '3K1oFZMks41C7qDYBsr72SYjapLqDuSYuN'; //bitcoin
coinjs.developer = '33tht1bKDgZVxb39MnZsWa8oxHXHvUYE4G'; //bitcoin
/* bit(coinb.in) api vars */
coinjs.hostname = ((document.location.hostname.split(".")[(document.location.hostname.split(".")).length-1]) == 'onion') ? '4zpinp6gdkjfplhk.onion' : 'coinb.in';
@@ -1067,6 +1067,11 @@
coinjs.ajax(coinjs.host+'?uid='+coinjs.uid+'&key='+coinjs.key+'&setmodule=addresses&request=unspent&address='+address+'&r='+Math.random(), callback, "GET");
}
/* list transaction data */
r.getTransaction = function(txid, callback) {
coinjs.ajax(coinjs.host+'?uid='+coinjs.uid+'&key='+coinjs.key+'&setmodule=bitcoin&request=gettransaction&txid='+txid+'&r='+Math.random(), callback, "GET");
}
/* add unspent to transaction */
r.addUnspent = function(address, callback, script, segwit, sequence){
var self = this;
js/coinbin.js
+64 -7
View File
@@ -881,7 +881,7 @@ $(document).ready(function() {
$("#redeemFromStatus, #redeemFromAddress").addClass('hidden');
if(redeem.from=='multisigAddress'){
$("#redeemFromStatus").removeClass('hidden').html('<span class="glyphicon glyphicon-exclamation-sign"></span> You should use the redeem script, not the multisig address!');
$("#redeemFromStatus").removeClass('hidden').html('<span class="glyphicon glyphicon-exclamation-sign"></span> You should use the redeem script, not its address!');
return false;
}
@@ -973,9 +973,15 @@ $(document).ready(function() {
r.redeemscript = true;
r.decodescript = decodeRs;
} else { // something else
r.addr = '';
r.from = 'other';
r.redeemscript = false;
if(string.match(/^[a-f0-9]{64}$/i)){
r.addr = string;
r.from = 'txid';
r.redeemscript = false;
} else {
r.addr = '';
r.from = 'other';
r.redeemscript = false;
}
}
}
return r;
@@ -1042,9 +1048,61 @@ $(document).ready(function() {
}
}
/* global function to add inputs to page */
function addInput(address, amount) {
if($("#recipients .recipient:last .address:last").val() != ""){
$("#recipients .addressAddTo:first").click();
};
$("#recipients .address:last").val(address);
$("#recipients .amount:last").val(amount);
}
/* default function to retreive unspent outputs*/
function listUnspentDefault(redeem){
var tx = coinjs.transaction();
// unspent from transaction; double spend and RBF.
if(redeem.from == 'txid'){
tx.getTransaction(redeem.addr, function(data){
$("#redeemFromAddress").removeClass('hidden').html('<span class="glyphicon glyphicon-info-sign"></span> Attempted to rebuild transaction id <a href="'+explorer_tx+redeem.addr+'" target="_blank">'+redeem.addr+'</a>');
$.each($(data).find("inputs").children(), function(i,o){
var tx = $(o).find("txid").text();
var n = $(o).find("output_no").text();
var amount = (($(o).find("value").text()*1)).toFixed(8);
var script = coinjs.script();
var s = script.spendToScript($(o).find("address").text());
var scr = Crypto.util.bytesToHex(s.buffer);
addOutput(tx, n, scr, amount);
});
$("#recipients .addressRemoveTo").click();
$("#recipients .address").val("");
$("#recipients .amount").val("");
$.each($(data).find("outputs").children(), function(i,o){
addInput($(o).find("address").text(), $(o).find("value").text());
});
$("#redeemFromBtn").html("Load").attr('disabled',false);
totalInputAmount();
validateOutputAmount();
});
return;
}
// unspent from address
tx.listUnspent(redeem.addr, function(data){
if(redeem.addr) {
$("#redeemFromAddress").removeClass('hidden').html('<span class="glyphicon glyphicon-info-sign"></span> Retrieved unspent inputs from address <a href="'+explorer_addr+redeem.addr+'" target="_blank">'+redeem.addr+'</a>');
@@ -1078,10 +1136,9 @@ $(document).ready(function() {
},
success: function(data) {
if (data.address) { // address field will always be present, txrefs is only present if there are UTXOs
$("#redeemFromAddress").removeClass('hidden').html(
'<span class="glyphicon glyphicon-info-sign"></span> Retrieved unspent inputs from address <a href="'+explorer_addr+redeem.addr+'" target="_blank">'+redeem.addr+'</a>');
$("#redeemFromAddress").removeClass('hidden').html('<span class="glyphicon glyphicon-info-sign"></span> Retrieved unspent inputs from address <a href="'+explorer_addr+redeem.addr+'" target="_blank">'+redeem.addr+'</a>');
for(var i in data.txrefs){
var o = data.txrefs[i]
var o = data.txrefs[i];
var tx = ((""+o.tx_hash).match(/.{1,2}/g).reverse()).join("")+'';
if(tx.match(/^[a-f0-9]+$/)){
var n = o.tx_output_n;