Fix userlist and chat after reconnection in a shared worker

www/common/common-messenger.js

@@ -965,6 +965,7 @@ define([
                 if (channel.padChan !== padChan) { return; }
                 if (channel.wc) { channel.wc.leave(); }
                 channel.stopped = true;
+                delete channels[chatChan];
                 return true;
             });
         };

www/common/metadata-manager.js

@@ -133,7 +133,7 @@ define(['json.sortify'], function (Sortify) {
             if (idx === -1) { console.log('Error: ' + ev + ' not in members'); return; }
             members.splice(idx, 1);
             if (!meta.user) { return; }
-            change(false);
+            change(true);
         });
         sframeChan.on('EV_RT_DISCONNECT', function () {
             members = [];

www/common/outer/async-store.js

@@ -1262,9 +1262,15 @@ define([
         var messengerEventClients = [];
 
         var dropChannel = function (chanId) {
+            try {
                 store.messenger.leavePad(chanId);
+            } catch (e) { console.error(e); }
+            try {
                 store.cursor.leavePad(chanId);
+            } catch (e) { console.error(e); }
+            try {
                 store.onlyoffice.leavePad(chanId);
+            } catch (e) { console.error(e); }
 
             if (!Store.channels[chanId]) { return; }
 
@@ -1283,8 +1289,12 @@ define([
             if (messengerIdx !== -1) {
                 messengerEventClients.splice(messengerIdx, 1);
             }
+            try {
                 store.cursor.removeClient(clientId);
+            } catch (e) { console.error(e); }
+            try {
                 store.onlyoffice.removeClient(clientId);
+            } catch (e) { console.error(e); }
 
             Object.keys(Store.channels).forEach(function (chanId) {
                 var chanIdx = Store.channels[chanId].clients.indexOf(clientId);

www/common/sframe-app-framework.js

@@ -533,6 +533,7 @@ define([
                 }
             };
             cpNfInner.metadataMgr.onChange(checkReady);
+            cpNfInner.metadataMgr.onChange(onLocal);
             checkReady();
 
             var infiniteSpinnerModal = false;

www/common/sframe-common-outer.js

@@ -269,6 +269,9 @@ define([
                                       sessionStorage[Utils.Constants.displayPadCreationScreen];
             delete sessionStorage[Utils.Constants.displayPadCreationScreen];
             var updateMeta = function () {
+                // TODO availableHashes in privateData may need updates once we have
+                // a better privileges workflow
+
                 //console.log('EV_METADATA_UPDATE');
                 var metaObj, isTemplate;
                 nThen(function (waitFor) {