xibosignage · dasgarner · Nov 2, 2016 · Jun 27, 2016 · Jul 7, 2016 · Jul 14, 2016
diff --git a/Action/Rs232Command.cs b/Action/Rs232Command.cs
@@ -21,6 +21,7 @@ public Rs232Command(Command command)
 
         /// <summary>
         /// Run the command
+        /// throws an exception if we cannot open or write to the port
         /// </summary>
         public string Run()
         {
@@ -29,6 +30,8 @@ public string Run()
             // Parse and configure the port
             parse();
 
+            Trace.WriteLine(new LogMessage("Rs232Command - run", "Parsed command, will open port " + _port.PortName + " and write " + _toSend), LogType.Audit.ToString());
+
             // try to open the COM port
             if (!_port.IsOpen)
                 _port.Open();

diff --git a/Action/XmrSubscriber.cs b/Action/XmrSubscriber.cs
@@ -175,7 +175,7 @@ public void Run()
             }
             catch (Exception e)
             {
-                Trace.WriteLine(new LogMessage("XmrSubscriber - Run", "Unable to Subscribe to XMR: " + e.Message), LogType.Error.ToString());
+                Trace.WriteLine(new LogMessage("XmrSubscriber - Run", "Unable to Subscribe to XMR: " + e.Message), LogType.Info.ToString());
                 _clientInfoForm.XmrSubscriberStatus = e.Message;
             }
         }

diff --git a/Control/EmbeddedServer.cs b/Control/EmbeddedServer.cs
@@ -52,7 +52,14 @@ public void Run()
 
                 using (WebServer server = new WebServer(ApplicationSettings.Default.EmbeddedServerAddress))
                 {
-                    server.RegisterModule(new StaticFilesModule(ApplicationSettings.Default.LibraryPath));
+                    Dictionary<string, string> headers = new Dictionary<string, string>()
+                    {
+                        { Constants.HeaderCacheControl, "no-cache, no-store, must-revalidate" },
+                        { Constants.HeaderPragma, "no-cache" },
+                        { Constants.HeaderExpires, "0" }
+                    };
+
+                    server.RegisterModule(new StaticFilesModule(ApplicationSettings.Default.LibraryPath, headers));
                     server.Module<StaticFilesModule>().UseRamCache = true;
                     server.Module<StaticFilesModule>().DefaultExtension = ".html";
 

diff --git a/Control/Region.cs b/Control/Region.cs
@@ -1,6 +1,6 @@
 /*
  * Xibo - Digitial Signage - http://www.xibo.org.uk
- * Copyright (C) 2006-2015 Daniel Garner
+ * Copyright (C) 2006-2016 Daniel Garner
  *
  * This file is part of Xibo.
  *
@@ -171,18 +171,26 @@ private void EvalOptions()
                 if (!SetNextMediaNodeInOptions())
                 {
                     // For some reason we cannot set a media node... so we need this region to become invalid
-                    _hasExpired = true;
-
-                    if (DurationElapsedEvent != null)
-                        DurationElapsedEvent();
-                    return;
+                    throw new InvalidOperationException("Unable to set any region media nodes.");
                 }
 
                 // If the sequence hasnt been changed, OR the layout has been expired
                 // there has been no change to the sequence, therefore the media we have already created is still valid
                 // or this media has actually been destroyed and we are working out way out the call stack
-                if (_layoutExpired || (_currentSequence == temp))
+                if (_layoutExpired)
+                {
                     return;
+                }
+                else if (_currentSequence == temp)
+                {
+                    // Media has not changed, we are likely the only valid media item in the region
+                    // the layout has not yet expired, so depending on whether we loop or not, we either
+                    // reload the same media item again
+                    // or do nothing (return)
+                    // This could be made more succinct, but is clearer written as an elseif.
+                    if (!_options.RegionLoop)
+                        return;
+                }
 
                 // Store the Current Index
                 _options.CurrentIndex = _currentSequence;
@@ -199,7 +207,7 @@ private void EvalOptions()
                     // Try the next node
                     startSuccessful = false;
                     continue;
-                }             
+                }
 
                 // First thing we do is stop the current stat record
                 if (!initialMedia)
@@ -449,23 +457,26 @@ private void ParseOptionsForMediaNode(XmlNode mediaNode, XmlAttributeCollection
             // And some stuff on Raw nodes
             XmlNode rawNode = mediaNode.SelectSingleNode("raw");
 
-            foreach (XmlNode raw in rawNode.ChildNodes)
+            if (rawNode != null)
             {
-                if (raw.Name == "text")
-                {
-                    _options.text = raw.InnerText;
-                }
-                else if (raw.Name == "template")
-                {
-                    _options.documentTemplate = raw.InnerText;
-                }
-                else if (raw.Name == "embedHtml")
+                foreach (XmlNode raw in rawNode.ChildNodes)
                 {
-                    _options.text = raw.InnerText;
-                }
-                else if (raw.Name == "embedScript")
-                {
-                    _options.javaScript = raw.InnerText;
+                    if (raw.Name == "text")
+                    {
+                        _options.text = raw.InnerText;
+                    }
+                    else if (raw.Name == "template")
+                    {
+                        _options.documentTemplate = raw.InnerText;
+                    }
+                    else if (raw.Name == "embedHtml")
+                    {
+                        _options.text = raw.InnerText;
+                    }
+                    else if (raw.Name == "embedScript")
+                    {
+                        _options.javaScript = raw.InnerText;
+                    }
                 }
             }
 
@@ -539,6 +550,8 @@ private Media CreateNextMediaNode(RegionOptions options)
             }
             else
             {
+                // We've set our next media node in options already
+                // this includes checking that file based media is valid.
                 switch (options.type)
                 {
                     case "image":
@@ -775,11 +788,16 @@ private void media_DurationElapsedEvent(int filesPlayed)
 
         /// <summary>
         /// Clears the Region of anything that it shouldnt still have... 
+        /// called when Destroying a Layout and when Removing an Overlay
         /// </summary>
         public void Clear()
         {
             try
             {
+                // Stop the current media item
+                if (_media != null)
+                    StopMedia(_media);
+
                 // What happens if we are disposing this region but we have not yet completed the stat event?
                 if (string.IsNullOrEmpty(_stat.toDate))
                 {

diff --git a/Control/WatchDogManager.cs b/Control/WatchDogManager.cs
@@ -13,6 +13,8 @@ class WatchDogManager
         public static void Start()
         {
             // Check to see if the WatchDog EXE exists where we expect it to be
+            // Uncomment to test local watchdog install. 
+            //string path = @"C:\Program Files (x86)\Xibo Player\watchdog\x86\XiboClientWatchdog.exe";
             string path = Path.GetDirectoryName(Application.ExecutablePath) + @"\watchdog\x86\XiboClientWatchdog.exe";
             string args = "-p \"" + Application.ExecutablePath + "\" -l \"" + ApplicationSettings.Default.LibraryPath + "\"";
 
@@ -21,7 +23,16 @@ public static void Start()
             {
                 try
                 {
-                    Process.Start(path, args);
+                    Process process = new Process();
+                    ProcessStartInfo info = new ProcessStartInfo();
+
+                    info.CreateNoWindow = true;
+                    info.WindowStyle = ProcessWindowStyle.Hidden;
+                    info.FileName = "cmd.exe";
+                    info.Arguments = "/c start \"watchdog\" \"" + path + "\" " + args;
+
+                    process.StartInfo = info;
+                    process.Start();
                 }
                 catch (Exception e)
                 {

diff --git a/Error/DefaultLayoutException.cs b/Error/DefaultLayoutException.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace XiboClient.Error
+{
+    class DefaultLayoutException : Exception
+    {
+    }
+}
diff --git a/Log/ClientInfo.cs b/Log/ClientInfo.cs
@@ -17,6 +17,9 @@ public partial class ClientInfo : Form
         public delegate void StatusDelegate(string status);
         public delegate void AddLogMessage(string message, LogType logType);
 
+        // Delegate for updating the status file
+        public delegate void UpdateStatusFile();
+
         /// <summary>
         /// Set the schedule status
         /// </summary>
@@ -298,5 +301,29 @@ private void saveFileDialog_FileOk(object sender, CancelEventArgs e)
 
             MessageBox.Show("Log saved as " + saveFileDialog.FileName, "Log Saved");
         }
+
+        /// <summary>
+        /// Update Status Marker File
+        /// </summary>
+        public void UpdateStatusMarkerFile()
+        {
+            if (InvokeRequired)
+            {
+                BeginInvoke(new UpdateStatusFile(updateStatusFile));
+            }
+            else
+            {
+                updateStatusFile();
+            }
+        }
+
+        /// <summary>
+        /// Update status file
+        /// </summary>
+        private void updateStatusFile()
+        {
+            File.WriteAllText(Path.Combine(ApplicationSettings.Default.LibraryPath, "status.json"),
+                "{\"lastActivity\":\"" + DateTime.Now.ToString() + "\",\"state\":\"" + Thread.State.ToString() + "\",\"xmdsLastActivity\":\"" + ApplicationSettings.Default.XmdsLastConnection.ToString() + "\",\"xmdsCollectInterval\":\"" + ApplicationSettings.Default.CollectInterval.ToString() + "\"}");
+        }
     }
 }
diff --git a/Logic/ApplicationSettings.cs b/Logic/ApplicationSettings.cs
@@ -39,9 +39,9 @@ public class ApplicationSettings
         private static string _default = "default";
 
         // Application Specific Settings we want to protect
-        private string _clientVersion = "1.8.0-beta";
+        private string _clientVersion = "1.8.0-rc1";
         private string _version = "5";
-        private int _clientCodeVersion = 122;
+        private int _clientCodeVersion = 124;
 
         public string ClientVersion { get { return _clientVersion; } }
         public string Version { get { return _version; } }

diff --git a/Logic/CacheManager.cs b/Logic/CacheManager.cs
@@ -199,7 +199,7 @@ public bool IsValidPath(String path)
                     {
                         // If we cached it over 2 minutes ago, then check the GetLastWriteTime
                         if (file.cacheDate > DateTime.Now.AddMinutes(-2))
-                            return true;
+                            return File.Exists(ApplicationSettings.Default.LibraryPath + @"\" + path);
 
                         try
                         {
@@ -231,93 +231,6 @@ public bool IsValidPath(String path)
             }
         }
 
-        /// <summary>
-        /// Is the provided layout file a valid layout (has all media)
-        /// </summary>
-        /// <param name="layoutFile"></param>
-        /// <returns></returns>
-        public bool IsValidLayout(string layoutFile)
-        {
-            lock (_locker)
-            {
-                Debug.WriteLine("Checking if Layout " + layoutFile + " is valid");
-
-                if (!IsValidPath(layoutFile))
-                    return false;
-
-
-                // Load the XLF, get all media ID's
-                XmlDocument layoutXml = new XmlDocument();
-                layoutXml.Load(ApplicationSettings.Default.LibraryPath + @"\" + layoutFile);
-
-                try
-                {
-                    XmlNodeList mediaNodes = layoutXml.SelectNodes("//media");
-
-                    // Store some information about the validity of local video to decide if this layout should be valid or not.
-                    int countInvalidLocalVideo = 0;
-
-                    foreach (XmlNode media in mediaNodes)
-                    {
-                        // Is this a stored media type?
-                        switch (media.Attributes["type"].Value)
-                        {
-                            case "video":
-                            case "image":
-                            case "flash":
-                            case "powerpoint":
-
-                                // Get the path and see if its 
-                                if (!IsValidPath(GetUri(media)))
-                                {
-                                    Trace.WriteLine(new LogMessage("CacheManager - IsValidLayout", "Invalid Media: " + media.Attributes["id"].Value.ToString()), LogType.Audit.ToString());
-                                    return false;
-                                }
-
-                                break;
-
-                            default:
-                                continue;
-                        }
-                    }
-
-                    // If the number of invalid local video elements is equal to the number of elements on the layout, then don't show
-                    if (countInvalidLocalVideo == mediaNodes.Count)
-                        return false;
-                }
-                catch (Exception ex)
-                {
-                    Trace.WriteLine(new LogMessage("CacheManager - IsValidLayout", "Exception checking media. " + ex.Message), LogType.Audit.ToString());
-                    return false;
-                }
-
-                // Also check to see if there is a background image that needs to be downloaded
-                try
-                {
-                    XmlNode layoutNode = layoutXml.SelectSingleNode("/layout");
-                    XmlAttributeCollection layoutAttributes = layoutNode.Attributes;
-
-                    if (layoutAttributes["background"] != null && !string.IsNullOrEmpty(layoutAttributes["background"].Value))
-                    {
-                        if (!IsValidPath(layoutAttributes["background"].Value))
-                        {
-                            Debug.WriteLine("Invalid background: " + layoutAttributes["background"].Value);
-                            return false;
-                        }
-                    }
-                }
-                catch
-                {
-                    // We dont want a missing background attribute to stop this process
-                    return true;
-                }
-
-                Debug.WriteLine("Layout " + layoutFile + " is valid");
-
-                return true;
-            }
-        }
-
         /// <summary>
         /// Get the URI of this media item
         /// </summary>