Change pubkey representation to hex instead of base64

js/models/conversations.js

@@ -645,7 +645,7 @@
 
     validateNumber() {
       if (this.isPrivate()) {
-        if (StringView.base64ToBytes(this.id).byteLength == 33)
+        if (this.id.length == (33 * 2)) // 33 bytes in hex
         {
           this.set({ id: this.id });
           return null;

js/views/conversation_search_view.js

@@ -173,7 +173,7 @@
     },
 
     maybeNumber(number) {
-      return number.replace(/[\s]*/g, '').match(/^[0-9a-zA-Z\/+]+$/);
+      return number.replace(/[\s]*/g, '').match(/^[0-9a-fA-F]+$/); // hex representation
     },
   });
 })();

js/views/inbox_view.js

@@ -169,7 +169,7 @@
         selectAContact: i18n('selectAContact'),
         searchForPeopleOrGroups: i18n('searchForPeopleOrGroups'),
         settings: i18n('settings'),
-        identityKey: StringView.bytesToBase64(new Uint8Array(identityKey))
+        identityKey: StringView.arrayBufferToHex(identityKey)
       };
     },
     events: {

libtextsecure/account_manager.js

@@ -327,7 +327,7 @@
 
           // update our own identity key, which may have changed
           // if we're relinking after a reinstall on the master device
-          const pubKeyString = textsecure.MessageReceiver.arrayBufferToStringBase64(identityKeyPair.pubKey);
+          const pubKeyString = StringView.arrayBufferToHex(identityKeyPair.pubKey);
 
           textsecure.storage.protocol.saveIdentityWithAttributes(pubKeyString, {
             id: pubKeyString,

libtextsecure/stringview.js

@@ -98,5 +98,9 @@
       }
       return sB64Enc.replace(/A(?=A$|$)/g, '=');
     },
+
+    arrayBufferToHex(aArrayBuffer) {
+      return Array.prototype.map.call(new Uint8Array(aArrayBuffer), x => ('00' + x.toString(16)).slice(-2)).join('');
+    },
   };
 })();