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onion-wownero-explorer
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more js code added

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master
moneroexamples 7 years ago
parent 9590094633
commit d3481a0d26
3 changed files with 164 additions and 26 deletions
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2
main.cpp
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@ -529,7 +529,7 @@ main(int ac, const char* av[])
return xmrblocks.get_js_file("config.js");
});
CROW_ROUTE(app, "/js/nacl-fast-cn.js.js")
CROW_ROUTE(app, "/js/nacl-fast-cn.js")
([&](const crow::request& req) {
return xmrblocks.get_js_file("nacl-fast-cn.js");
});

2
src/page.h
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@ -408,6 +408,7 @@ namespace xmreg
js_html_files += "<script src=\"/js/crc32.js\"></script>";
js_html_files += "<script src=\"/js/biginteger.js\"></script>";
js_html_files += "<script src=\"/js/config.js\"></script>";
js_html_files += "<script src=\"/js/nacl-fast-cn.js\"></script>";
js_html_files += "<script src=\"/js/crypto.js\"></script>";
js_html_files += "<script src=\"/js/base58.js\"></script>";
js_html_files += "<script src=\"/js/cn_util.js\"></script>";
@ -5833,6 +5834,7 @@ namespace xmreg
{"amount" , xmreg::xmr_amount_to_str(outp.second)},
{"amount_idx" , out_amount_index_str},
{"num_outputs" , num_outputs_amount},
{"unformated_output_idx" , output_idx},
{"output_idx" , fmt::format("{:02d}", output_idx++)}
});
}

140
src/templates/partials/tx_details.html
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@ -5,7 +5,7 @@
{{#enable_mixins_details}}
<H5 style="margin:5px">Tx prefix hash: {{tx_prefix_hash}}</H5>
{{/enable_mixins_details}}
<H5 style="margin:5px">Tx public key: {{tx_pub_key}}</H5>
<H5 style="margin:5px">Tx public key: <span id="tx_pub_key">{{tx_pub_key}}</span></H5>
{{#has_payment_id}}
<H5 style="margin:5px">Payment id: {{payment_id}}</H5>
@ -44,6 +44,15 @@
<td>Tx version: {{tx_version}}</td>
<td>No of confirmations: {{confirmations}}</td>
<td>RingCT/type: {{#is_ringct}}yes/{{rct_type}}{{/is_ringct}}{{^is_ringct}}no{{/is_ringct}}</td>
{{#enable_js}}
<!-- the hidden filed is used in JavaScriped based decoding and proving txs -->
<input type="hidden" id="is_ringct" value="{{#is_ringct}}yes{{/is_ringct}}{{^is_ringct}}no{{/is_ringct}}"/>
<input type="hidden" id="ringct_type" value="{{rct_type}}"/>
{{/enable_js}}
</tr>
@ -70,6 +79,13 @@
<td>{{amount_idx}} of {{num_outputs}}</td>
</tr>
{{/outputs}}
{{#enable_js}}
<!-- the hidden filed is used in JavaScriped based decoding and proving txs -->
<input type="hidden" id="tx_outputs" value="{{#outputs}}{{unformated_output_idx}},{{out_pub_key}},{{amount}};{{/outputs}}"/>
{{/enable_js}}
</table>
</div>
@ -153,14 +169,134 @@
// to decode and prove txs.
$(document).ready(function() {
// we need output pubplic keys, their indexes and amounts.
// all this is already avaliable on the html, but we can use
// musch frramework to produce js array for this
var is_rct = ($("#is_ringct").val() === "yes");
var rct_type = parseInt($("#ringct_type").val());
var tx_public_key = $("#tx_pub_key").text();
// get the tx publick key outputs from the hidden field
var tx_outputs_tmp = $("#tx_outputs").val().split(';');
var tx_outputs = [];
for (var i = 0; i < tx_outputs_tmp.length - 1; i++) {
tx_outputs.push(tx_outputs_tmp[i].split(','));
}
console.log(is_rct, rct_type, tx_outputs);
$("#decode_btn").click(function() {
$("#decode-prove-results").html("Decode button pressed");
var address = $("input[name=xmr_address]").val();
var viewkey = $("input[name=viewkey]").val();
var address_decoded = decode_address(address);
var key_derivation = generate_key_derivation(tx_public_key, viewkey);
console.log(tx_public_key, address, viewkey, key_derivation);
console.log(address_decoded);
// go over each tx output, and check if it is ours or not
var decoding_results_str = '<h4>Output decoding results</h4>';
decoding_results_str += '<table class="center">';
tx_outputs.forEach(function(output) {
var output_idx = parseInt(output[0]);
var output_pub_key = output[1];
var amount = output[2];
var pubkey_generated = derive_public_key(key_derivation, output_idx, address_decoded.spend);
var mine_output = (output_pub_key == pubkey_generated);
var mine_output_str = "false";
if (mine_output) {
mine_output_str = '<span style="color: #008009;font-weight: bold">true</span>';
}
decoding_results_str += "<tr>"
+"<td>" + output_idx + "</td>"
+"<td>" + output_pub_key + "</td>"
+"<td>" + mine_output_str + "</td>"
+"<td>" + amount + "</td>"
+"</tr>";
console.log(output[1], pubkey_generated);
});
decoding_results_str += "</table>"
$("#decode-prove-results").html(decoding_results_str);
});
$("#prove_btn").click(function() {
$("#decode-prove-results").html("Prove button pressed");
var address = $("input[name=xmraddress]").val();
var txprvkey = $("input[name=txprvkey]").val();
var address_decoded = decode_address(address);
console.log(address, txprvkey);
});
//decode amount and mask and check against commitment
// from https://xmr.llcoins.net/js/site.js
function decodeRct(rv, i, der){
var key = derivation_to_scalar(der, i);
var ecdh = decode_rct_ecdh(rv.ecdhInfo[i], key);
console.log(ecdh);
var Ctmp = commit(ecdh.amount, ecdh.mask);
console.log(Ctmp);
if (Ctmp !== rv.outPk[i]){
throw "mismatched commitments!";
}
ecdh.amount = s2d(ecdh.amount);
return ecdh;
}
//creates a Pedersen commitment from an amount (in scalar form) and a mask
//C = bG + aH where b = mask, a = amount
// from https://xmr.llcoins.net/js/site.js
function commit(amount, mask){
if (!valid_hex(mask) || mask.length !== 64 || !valid_hex(amount) || amount.length !== 64){
throw "invalid amount or mask!";
}
var C = ge_double_scalarmult_base_vartime(amount, H, mask);
return C;
}
// // from https://xmr.llcoins.net/js/site.js
function s2d(scalar){
return JSBigInt.parse(swapEndian(scalar), 16).toString();
}
//switch byte order for hex string
// from https://xmr.llcoins.net/js/site.js
function swapEndian(hex){
if (hex.length % 2 !== 0){return "length must be a multiple of 2!";}
var data = "";
for (var i=1; i <= hex.length / 2; i++){
data += hex.substr(0 - 2 * i, 2);
}
return data;
}
});
</script>

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