Add quick mute buttons, fix delete not updating playlist meta

lib/channel-new.js

@@ -1765,6 +1765,7 @@ Channel.prototype.deleteMedia = function (uid, callback) {
             self.sendAll("delete", {
                 uid: uid
             });
+            self.updatePlaylistMeta();
             self.sendPlaylistMeta(self.users);
             callback(null);
         } else {

www/assets/js/callbacks.js

@@ -528,7 +528,7 @@ Callbacks = {
             return;
         }
 
-        user.data("meta", data);
+        user.data("meta", data.meta);
         if (data.meta.muted || data.meta.smuted) {
             user.data("icon", "glyphicon-volume-off");
         } else {
@@ -586,7 +586,7 @@ Callbacks = {
     },
 
     setUserRank: function (data) {
-        var entries = $("#cs-chanranks table").data("entries");
+        var entries = $("#cs-chanranks table").data("entries") || [];
         var found = false;
         for (var i = 0; i < entries.length; i++) {
             if (entries[i].name === data.name) {

www/assets/js/util.js

@@ -159,7 +159,8 @@ function getNameColor(rank) {
 function addUserDropdown(entry) {
     var name = entry.data("name"),
         rank = entry.data("rank"),
-        leader = entry.data("leader");
+        leader = entry.data("leader"),
+        meta = entry.data("meta") || {};
     entry.find(".user-dropdown").remove();
     var menu = $("<div/>")
         .addClass("user-dropdown")
@@ -222,6 +223,49 @@ function addUserDropdown(entry) {
             .appendTo(btngroup);
     }
 
+    /* mute buttons */
+    if (hasPermission("mute")) {
+        var mute = $("<button/>").addClass("btn btn-xs btn-default")
+            .text("Mute")
+            .click(function () {
+                socket.emit("chatMsg", {
+                    msg: "/mute " + name
+                });
+                mute.hide();
+                smute.hide();
+                unmute.show();
+            })
+            .appendTo(btngroup);
+        var smute = $("<button/>").addClass("btn btn-xs btn-default")
+            .text("Shadow Mute")
+            .click(function () {
+                socket.emit("chatMsg", {
+                    msg: "/smute " + name
+                });
+                mute.hide();
+                smute.hide();
+                unmute.show();
+            })
+            .appendTo(btngroup);
+        var unmute = $("<button/>").addClass("btn btn-xs btn-default")
+            .text("Unmute")
+            .click(function () {
+                socket.emit("chatMsg", {
+                    msg: "/unmute " + name
+                });
+                unmute.hide();
+                mute.show();
+                smute.show();
+            })
+            .appendTo(btngroup);
+        if (meta.muted) {
+            mute.hide();
+            smute.hide();
+        } else {
+            unmute.hide();
+        }
+    }
+
     /* ban buttons */
     if(hasPermission("ban")) {
         $("<button/>").addClass("btn btn-xs btn-default")