monero-gui/js/TxUtils.js
2019-07-02 15:10:40 +02:00

86 lines
2.7 KiB
JavaScript

function destinationsToAmount(destinations){
// Gets amount from destinations line
// input: "20.000000000000: 9tLGyK277MnYrDc7Vzi6TB1pJvstFoviziFwsqQNFbwA9rvg5RxYVYjEezFKDjvDHgAzTELJhJHVx6JAaWZKeVqSUZkXeKk"
// returns: 20.000000000000
return destinations.split(" ")[0].split(":")[0];
}
function destinationsToAddress(destinations){
var address = destinations.split(" ")[1];
if(address === undefined) return ""
return address;
}
function addressTruncate(address, range){
if(typeof(address) === "undefined") return "";
if(typeof(range) === "undefined") range = 8;
return address.substring(0, range) + "..." + address.substring(address.length-range);
}
function addressTruncatePretty(address, blocks){
if(typeof(address) === "undefined") return "";
if(typeof(blocks) === "undefined") blocks = 2;
blocks = blocks <= 1 ? 1 : blocks >= 23 ? 23 : blocks;
var ret = "";
return address.substring(0, 4 * blocks).match(/.{1,4}/g).join(' ') + " .. " + address.substring(address.length - 4 * blocks).match(/.{1,4}/g).join(' ');
}
function check256(str, length) {
if (str.length != length)
return false;
for (var i = 0; i < length; ++i) {
if (str[i] >= '0' && str[i] <= '9')
continue;
if (str[i] >= 'a' && str[i] <= 'z')
continue;
if (str[i] >= 'A' && str[i] <= 'Z')
continue;
return false;
}
return true;
}
function checkAddress(address, testnet) {
return walletManager.addressValid(address, testnet)
}
function checkTxID(txid) {
return check256(txid, 64)
}
function checkSignature(signature) {
if (signature.indexOf("OutProofV") === 0) {
if ((signature.length - 10) % 132 != 0)
return false;
return check256(signature, signature.length);
} else if (signature.indexOf("InProofV") === 0) {
if ((signature.length - 9) % 132 != 0)
return false;
return check256(signature, signature.length);
} else if (signature.indexOf("SpendProofV") === 0) {
if ((signature.length - 12) % 88 != 0)
return false;
return check256(signature, signature.length);
}
return false;
}
function isValidOpenAliasAddress(address) {
address = address.trim()
var dot = address.indexOf('.')
if (dot < 0)
return false
// we can get an awful lot of valid domains, including non ASCII chars... accept anything
return true
}
function makeQRCodeString(addr, amount) {
var XMR_URI_SCHEME = "monero:"
var XMR_AMOUNT = "tx_amount"
var qrCodeString =""
qrCodeString += (XMR_URI_SCHEME + addr)
if (amount !== undefined && amount !== ""){
qrCodeString += ("?" + XMR_AMOUNT + "=" + amount)
}
return qrCodeString
}