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warn if script could not be signed

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This commit is contained in:
Wowee0 2019-10-14 17:43:35 -05:00
parent cf2a8b01cb
commit 70210b82fc
2 changed files with 16 additions and 3 deletions
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3
js/coin.js
View File

@ -1584,7 +1584,7 @@
} }
/* sign inputs */ /* sign inputs */
r.sign = function(wif, sigHashType){ r.sign = function(wif, sigHashType, warnings){
var shType = sigHashType || 1; var shType = sigHashType || 1;
for (var i = 0; i < this.ins.length; i++) { for (var i = 0; i < this.ins.length; i++) {
var d = this.extractScriptKey(i); var d = this.extractScriptKey(i);
@ -1607,6 +1607,7 @@
} else { } else {
// could not sign // could not sign
warnings.push("could not sign input "+(i+1)+" using the supplied private key");
} }
} }
return this.serialize(); return this.serialize();

16
js/coinbin.js
View File

@ -1678,6 +1678,8 @@ $(document).ready(function() {
$("#signBtn").click(function(){ $("#signBtn").click(function(){
var wifkey = $("#signPrivateKey"); var wifkey = $("#signPrivateKey");
var script = $("#signTransaction"); var script = $("#signTransaction");
wifkey.val(wifkey.val().trimLeft().trimRight()); // sanitize
script.val(script.val().trimLeft().trimRight()); // sanitize
if(coinjs.addressDecode(wifkey.val())){ if(coinjs.addressDecode(wifkey.val())){
$(wifkey).parent().removeClass('has-error'); $(wifkey).parent().removeClass('has-error');
@ -1696,8 +1698,17 @@ $(document).ready(function() {
try { try {
var tx = coinjs.transaction(); var tx = coinjs.transaction();
var t = tx.deserialize(script.val()); var t = tx.deserialize(script.val());
var warnings = new Array();
var signed = t.sign(wifkey.val(), $("#sighashType option:selected").val()); var signed = t.sign(wifkey.val(), $("#sighashType option:selected").val(), warnings);
if (signed == script.val()) {
// if signed script is identical to the input,
// output a warning telling user to check inputs.
// most likely they chose the wrong WIF key for signing
$("#signedDataError").removeClass('hidden');
if (warnings.length > 0) {
$("#signedDataError").html("Warning: " + warnings.toString());
}
}
$("#signedData textarea").val(signed); $("#signedData textarea").val(signed);
$("#signedData .txSize").html(t.size()); $("#signedData .txSize").html(t.size());
$("#signedData").removeClass('hidden').fadeIn(); $("#signedData").removeClass('hidden').fadeIn();
@ -1705,6 +1716,7 @@ $(document).ready(function() {
// console.log(e); // console.log(e);
} }
} else { } else {
$("#signedDataError").html("There is a problem with one or more of your inputs, please check and try again");
$("#signedDataError").removeClass('hidden'); $("#signedDataError").removeClass('hidden');
$("#signedData").addClass('hidden'); $("#signedData").addClass('hidden');
} }