Generate proof from history view and made javascript file with tx related functions

1 files changed, 57 insertions, 0 deletions

diff --git a/js/TxUtils.js b/js/TxUtils.js
new file mode 100644
index 00000000..4a4b01c4
--- /dev/null
+++ b/js/TxUtils.js
@@ -0,0 +1,57 @@
+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){
+    return address.substring(0, 6) + "..." + address.substring(address.length-6);
+}
+
+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;
+}
+