Add support for AccountSet and account_root flags.

src/js/ripple/remote.js

@@ -370,6 +370,16 @@ var Remote = function (opts, trace) {
 
 util.inherits(Remote, EventEmitter);
 
+// Flags for ledger entries. In support of account_root().
+Remote.flags = {
+  'account_root' : {
+    'PasswordSpent'           : 0x00010000,
+    'RequireDestTag'          : 0x00020000,
+    'RequireAuth'             : 0x00040000,
+    'DisallowXRP'             : 0x00080000,
+  }
+};
+
 Remote.from_config = function (obj, trace) {
   var serverConfig = 'string' === typeof obj ? config.servers[obj] : obj;
 
@@ -1013,6 +1023,19 @@ Remote.prototype.request_account_balance = function (account, current) {
       });
 };
 
+// Return a request to return the account flags.
+Remote.prototype.request_account_flags = function (account, current) {
+  var request = this.request_ledger_entry('account_root');
+
+  return request
+    .account_root(account)
+    .ledger_choose(current)
+    .on('success', function (message) {
+        // If the caller also waits for 'success', they might run before this.
+        request.emit('account_flags', message.node.Flags);
+      });
+};
+
 // Return a request to emit the owner count.
 Remote.prototype.request_owner_count = function (account, current) {
   var request = this.request_ledger_entry('account_root');

src/js/ripple/transaction.js

@@ -112,6 +112,15 @@ Transaction.fees = {
 };
 
 Transaction.flags = {
+  'AccountSet' : {
+    'RequireDestTag'          : 0x00010000,
+    'OptionalDestTag'         : 0x00020000,
+    'RequireAuth'             : 0x00040000,
+    'OptionalAuth'            : 0x00080000,
+    'DisallowXRP'             : 0x00100000,
+    'AllowXRP'                : 0x00200000,
+  },
+
   'OfferCreate' : {
     'Passive'                 : 0x00010000,
     'ImmediateOrCancel'       : 0x00020000,
@@ -545,6 +554,7 @@ Transaction.prototype._account_secret = function (account) {
 
 // Options:
 //  .domain()           NYI
+//  .flags()
 //  .message_key()      NYI
 //  .transfer_rate()
 //  .wallet_locator()   NYI