merge master back to staging

lib/hk-util.js

@@ -236,10 +236,7 @@ const computeIndex = function (Env, channelName, cb) {
     let size = 0;
     nThen(function (w) {
         getMetadata(Env, channelName, w(function (err, _metadata) {
-            if (err) {
-                console.log(err);
-                throw new Error(err); // XXX
-            }
+            //if (err) { console.log(err); }
             metadata = _metadata;
         }));
     }).nThen(function (w) {
@@ -251,17 +248,14 @@ const computeIndex = function (Env, channelName, cb) {
             let msg;
             // keep an eye out for the metadata line if you haven't already seen it
             // but only check for metadata on the first line
-            if (!i && msgObj.buff.indexOf('{') === 0) { // XXX RESTRICT metadata...
+            if (!i && msgObj.buff.indexOf('{') === 0) {
                 i++; // always increment the message counter
                 msg = tryParse(Env, msgObj.buff.toString('utf8'));
                 if (typeof msg === "undefined") { return readMore(); }
 
                 // validate that the current line really is metadata before storing it as such
-                if (isMetadataMessage(msg)) { // XXX RESTRICT
-                    //metadata = msg; // XXX RESTRICT
                 // skip this, as you already have metadata...
-                    return readMore();
-                }
+                if (isMetadataMessage(msg)) { return readMore(); }
             }
             i++;
             if (msgObj.buff.indexOf('cp|') > -1) {
@@ -700,7 +694,7 @@ const handleGetHistory = function (Env, Server, seq, userId, parsed) {
         }, (err) => {
             if (err && err.code !== 'ENOENT') {
                 if (err.message !== 'EINVAL') { Log.error("HK_GET_HISTORY", err); }
-                const parsedMsg = {error:err.message, channel: channelName, txid: txid}; // XXX history retrieval error format
+                const parsedMsg = {error:err.message, channel: channelName, txid: txid};
                 Server.send(userId, [0, HISTORY_KEEPER_ID, 'MSG', userId, JSON.stringify(parsedMsg)]);
                 return;
             }
@@ -827,9 +821,9 @@ const handleGetFullHistory = function (Env, Server, seq, userId, parsed) {
 };
 
 const directMessageCommands = {
-    GET_HISTORY: handleGetHistory, // XXX RESTRICT
-    GET_HISTORY_RANGE: handleGetHistoryRange, // XXX RESTRICT
-    GET_FULL_HISTORY: handleGetFullHistory, // XXX RESTRICT
+    GET_HISTORY: handleGetHistory,
+    GET_HISTORY_RANGE: handleGetHistoryRange,
+    GET_FULL_HISTORY: handleGetFullHistory,
 };
 
 /*  onDirectMessage
@@ -883,7 +877,6 @@ HK.onDirectMessage = function (Env, Server, seq, userId, json) {
             if (checkExpired(Env, Server, parsed[1])) {
                 // if the channel is expired just abort.
                 w.abort();
-                // XXX what do we tell the person who asked?
                 return;
             }