Update: SignalR 2.0.3 Migration; Noticeboards

Migrate all SignalR 1.x Persistent Connections to SignalR 2.x Hubs. Abstracts ScheduledTaskStatus with core interface and adds a Mock for optional status reporting. Noticeboards rewritten (with new theme) to be more resilient and accurate.
2014-06-01 23:27:07 +10:00
parent f6fae26bc7
commit 4cd57f4a90
116 changed files with 9874 additions and 6462 deletions
@@ -0,0 +1,67 @@
+using Disco.Services.Authorization;
+using Disco.Services.Logging.Models;
+using Disco.Services.Web.Signalling;
+using Microsoft.AspNet.SignalR;
+using Microsoft.AspNet.SignalR.Hubs;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Disco.Services.Logging
+{
+    [HubName("logNotifications"), DiscoHubAuthorize(Claims.Config.Logging.Show)]
+    public class LogNotificationsHub : Hub
+    {
+        private const string NotificationsModulePrefix = "Logging_";
+        public const string AllLoggingNotification = NotificationsModulePrefix + "_ALL";
+
+        public override Task OnConnected()
+        {
+            var logModules = Context.QueryString["LogModules"];
+            if (!string.IsNullOrWhiteSpace(logModules) && logModules.Length > 0)
+            {
+                foreach (var modules in ValidLogModuleGroupNames(logModules))
+                    Groups.Add(Context.ConnectionId, modules);
+            }
+
+            return base.OnConnected();
+        }
+
+        internal static void BroadcastLog(LogBase logModule, LogEventType eventType, DateTime Timestamp, params object[] Arguments)
+        {
+            var message = LogLiveEvent.Create(logModule, eventType, Timestamp, Arguments);
+
+            var connectionManager = GlobalHost.ConnectionManager;
+            var context = connectionManager.GetHubContext<LogNotificationsHub>();
+            var targets = new List<string> { AllLoggingNotification, NotificationsModulePrefix + logModule.ModuleName };
+            context.Clients.Groups(targets).receiveLog(message);
+        }
+
+        private IEnumerable<string> ValidLogModuleGroupNames(string ModuleNames)
+        {
+            if (string.IsNullOrWhiteSpace(ModuleNames))
+                yield break;
+
+            var names = ModuleNames.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
+
+            foreach (var name in names)
+            {
+                // Special Case: __ALL
+                if (name.Equals(AllLoggingNotification, StringComparison.OrdinalIgnoreCase))
+                {
+                    yield return AllLoggingNotification;
+                }
+                else
+                {
+                    var module = LogContext.LogModules.Values.FirstOrDefault(m => m.ModuleName.Equals(name, StringComparison.OrdinalIgnoreCase));
+
+                    if (module == null)
+                        throw new ArgumentException(string.Format("Invalid Module Name specified: {0}", name), "ModuleNames");
+
+                    yield return NotificationsModulePrefix + module.ModuleName;
+                }
+            }
+        }
+    }
+}