xpub key can be used as bip32 root key

[perso/Immae/Projets/Cryptomonnaies/BIP39.git] / src / js / index.js

diff --git a/src/js/index.js b/src/js/index.js
index 748a2ba2348d5e8ec3583749769d83e5b400ef49..45edea8477b835245c3a03b34183310f226ebbc3 100644 (file)
--- a/src/js/index.js
+++ b/src/js/index.js
@@ -13,7 +13,7 @@
     var showAddress = true;
     var showPubKey = true;
     var showPrivKey = true;
-    var showQr = true;
+    var showQr = false;
 
     var entropyChangeTimeoutEvent = null;
     var phraseChangeTimeoutEvent = null;
@@ -67,6 +67,7 @@
     DOM.privateKeyToggle = $(".private-key-toggle");
     DOM.languages = $(".languages a");
     DOM.qrContainer = $(".qr-container");
+    DOM.qrHider = DOM.qrContainer.find(".qr-hider");
     DOM.qrImage = DOM.qrContainer.find(".qr-image");
     DOM.qrHint = DOM.qrContainer.find(".qr-hint");
     DOM.showQrEls = $("[data-show-qr]");
@@ -227,11 +228,11 @@
         // Calculate and display
         calcBip32RootKeyFromBase58(rootKeyBase58);
         calcForDerivationPath();
-        hidePending();
     }
 
     function calcForDerivationPath() {
         showPending();
+        clearAddressesList();
         hideValidationError();
         // Get the derivation path
         var derivationPath = getDerivationPath();
@@ -333,7 +334,12 @@
                 continue;
             }
             var hardened = bit[bit.length-1] == "'";
-            if (hardened) {
+            var isPriv = "privKey" in extendedKey;
+            var invalidDerivationPath = hardened && !isPriv;
+            if (invalidDerivationPath) {
+                extendedKey = null;
+            }
+            else if (hardened) {
                 extendedKey = extendedKey.deriveHardened(index);
             }
             else {
@@ -452,6 +458,12 @@
                 }
             }
         }
+        // Check no hardened derivation path when using xpub keys
+        var hardened = path.indexOf("'") > -1;
+        var isXpubkey = !("privKey" in bip32RootKey);
+        if (hardened && isXpubkey) {
+            return "Hardened derivation path is invalid with xpub key";
+        }
         return false;
     }
 
@@ -478,7 +490,11 @@
         DOM.seed.val(seed);
         var rootKey = bip32RootKey.toBase58();
         DOM.rootKey.val(rootKey);
-        var extendedPrivKey = bip32ExtendedKey.toBase58();
+        var xprvkeyB58 = "NA";
+        if (bip32ExtendedKey.privKey) {
+            xprvkeyB58 = bip32ExtendedKey.toBase58();
+        }
+        var extendedPrivKey = xprvkeyB58;
         DOM.extendedPrivKey.val(extendedPrivKey);
         var extendedPubKey = bip32ExtendedKey.toBase58(false);
         DOM.extendedPubKey.val(extendedPubKey);
@@ -512,7 +528,10 @@
                     key = bip32ExtendedKey.derive(index);
                 }
                 var address = key.getAddress().toString();
-                var privkey = key.privKey.toWIF(network);
+                var privkey = "NA";
+                if (key.privKey) {
+                    privkey = key.privKey.toWIF(network);
+                }
                 var pubkey = key.pubKey.toHex();
                 var indexText = getDerivationPath() + "/" + index;
                 if (useHardenedAddresses) {
@@ -946,7 +965,10 @@
             var size = 130;
             DOM.qrImage.qrcode({width: size, height: size, text: content});
             if (!showQr) {
-                DOM.qrImage.addClass("hidden");
+                DOM.qrHider.addClass("hidden");
+            }
+            else {
+                DOM.qrHider.removeClass("hidden");
             }
             DOM.qrContainer.removeClass("hidden");
         }
@@ -959,7 +981,7 @@
 
     function toggleQr() {
         showQr = !showQr;
-        DOM.qrImage.toggleClass("hidden");
+        DOM.qrHider.toggleClass("hidden");
         DOM.qrHint.toggleClass("hidden");
     }