show pairing words instead of pubkeys on the primary device's paired devices list.

js/views/device_pairing_dialog_view.js

@@ -99,7 +99,8 @@
         if (pubKeys && pubKeys.length > 0) {
           this.$('#pairedPubKeys').empty();
           pubKeys.forEach(x => {
-            this.$('#pairedPubKeys').append(`<li>${x}</li>`);
+            const secretWords = window.mnemonic.pubkey_to_secret_words(x);
+            this.$('#pairedPubKeys').append(`<li>(${secretWords})</li>`);
           });
         }
       } else if (this.accepted) {
@@ -108,11 +109,7 @@
         waitingForRequestView.hide();
         requestAcceptedView.show();
       } else if (this.pubKey) {
-        const secretWords = window.mnemonic
-          .mn_encode(this.pubKey.slice(2), 'english')
-          .split(' ')
-          .slice(-3)
-          .join(' ');
+        const secretWords = window.mnemonic.pubkey_to_secret_words(this.pubKey);
         this.$('.secretWords').text(secretWords);
         requestReceivedView.show();
         waitingForRequestView.hide();

js/views/standalone_registration_view.js

@@ -268,11 +268,7 @@
         );
         await this.accountManager.requestPairing(primaryPubKey);
         const pubkey = textsecure.storage.user.getNumber();
-        const words = window.mnemonic
-          .mn_encode(pubkey.slice(2), 'english')
-          .split(' ')
-          .slice(-3)
-          .join(' ');
+        const words = window.mnemonic.pubkey_to_secret_words(pubkey);
 
         this.$('.standalone-secondary-device #pubkey').text(
           `Here is your secret:\n${words}`

libloki/modules/mnemonic.js

@@ -6,6 +6,7 @@ module.exports = {
   mn_decode,
   sc_reduce32,
   get_languages,
+  pubkey_to_secret_words,
 };
 class MnemonicError extends Error {}
 
@@ -190,3 +191,10 @@ for (var i in mn_words) {
     }
   }
 }
+
+function pubkey_to_secret_words(pubKey) {
+  return mn_encode(pubKey.slice(2), 'english')
+    .split(' ')
+    .slice(-3)
+    .join(' ');
+}