private static bool ProgramRecording(int bufferMinutes)
{
var expireTime = DateTime.Now + TimeSpan.FromHours(MaximumRecordingWaitHours);
const int intervalMinutes = 1;
var intervalCheck = 0;
do
{
var active = WmcStore.DetermineRecordingsInProgress() || WmcRegistries.NextScheduledRecording() - TimeSpan.FromMinutes(bufferMinutes) < DateTime.Now;
if (!active && intervalCheck > 0)
{
Thread.Sleep(30000);
active = WmcStore.DetermineRecordingsInProgress() || WmcRegistries.NextScheduledRecording() - TimeSpan.FromMinutes(bufferMinutes) < DateTime.Now;
}
if (!active || expireTime < DateTime.Now)
{
WmcStore.Close();
return(active);
}
Helper.SendPipeMessage($"Importing|Waiting for recordings to end...|Will check again at {DateTime.Now + TimeSpan.FromMinutes(intervalMinutes):HH:mm:ss}");
if (intervalCheck++ % (60 / intervalMinutes) == 0)
{
Logger.WriteInformation($"There is a recording in progress or the next scheduled recording is within {bufferMinutes} minutes. Delaying garbage collection and/or import.");
}
Thread.Sleep(intervalMinutes * 60000);
} while (true);
}
private static int Main(string[] args)
{
// setup catch to fatal program crash
AppDomain.CurrentDomain.UnhandledException += MyUnhandledException;
Application.ThreadException += MyThreadException;
// filter out mcupdate calls that may be redirected
var arguments = string.Join(" ", args);
switch (arguments)
{
case "-u -nogc": // opening WMC
case "-uf -nogc":
Logger.WriteVerbose($"**** Intercepted \"mcupdate.exe {arguments}\" call. Ignored. ****");
Logger.Close();
return(0);
case "-u -manual -nogc -p 0": // guide update
case "-manual -nogc -p 0":
var startTime = DateTime.Now;
var startInfo = new ProcessStartInfo()
{
FileName = "schtasks.exe",
Arguments = "/run /tn \"epg123_update\"",
UseShellExecute = false,
CreateNoWindow = true,
};
// begin update
var proc = Process.Start(startInfo);
proc?.WaitForExit();
Logger.WriteInformation("**** Attempted to kick off the epg123_update task on demand. ****");
Logger.Close();
// monitor the task status until it is complete
var ts = new epgTaskScheduler();
while (true)
{
// looks like WMC may have a 30000 ms timeout for the update action
// no reason to continue with the mcupdate run if it is going to be ignored
if (DateTime.Now - startTime > TimeSpan.FromMinutes(5.0))
{
return(0);
}
ts.QueryTask(true);
if (ts.StatusString.ToLower().Contains("running"))
{
Thread.Sleep(100);
}
else
{
break;
}
}
// kick off mcupdate so it can fail but signal WMC that update is complete
startInfo = new ProcessStartInfo()
{
FileName = Environment.ExpandEnvironmentVariables(@"%SystemRoot%\ehome\mcupdate.exe"),
Arguments = arguments
};
proc = Process.Start(startInfo);
proc?.WaitForExit();
return(0);
}
// evaluate arguments
bool nologo, import, force, showGui, advanced, nogc, verbose, noverify;
var match = nologo = import = force = showGui = advanced = nogc = verbose = noverify = false;
if (File.Exists($"{Helper.Epg123ProgramDataFolder}\\nogc.txt"))
{
File.Delete($"{Helper.Epg123ProgramDataFolder}\\nogc.txt");
nogc = true;
}
if (args.Length > 0)
{
for (var i = 0; i < args.Length; ++i)
{
switch (args[i].ToLower())
{
case "-match":
match = true;
break;
case "-nologo":
nologo = true;
break;
case "-i":
if (i + 1 < args.Length)
{
filename = args[++i].Replace("EPG:", "http:");
if (filename.StartsWith("http"))
{
statusLogo.MxfFile = Helper.Epg123MxfPath;
import = true;
break;
}
if (!File.Exists(filename))
{
var err = $"File \"{filename}\" does not exist.";
Logger.WriteError(err);
return(-1);
}
filename = new FileInfo(filename).FullName.ToLower();
var testNewFile = filename.Replace("\\epg123.mxf", "\\output\\epg123.mxf");
if (File.Exists(testNewFile))
{
Logger.WriteWarning($"It appears the MXF file to import is incorrect. Changing the import file from \"{filename}\" to \"{testNewFile}\". Delete and re-create your Scheduled Task.");
filename = testNewFile;
}
statusLogo.MxfFile = filename;
}
else
{
Logger.WriteError("Missing input filename and path.");
return(-1);
}
import = true;
break;
case "-f":
force = true;
break;
case "-p":
showProgress = true;
break;
case "-x":
advanced = true;
showGui = true;
break;
case "-nogc":
nogc = true;
break;
case "-verbose":
verbose = true;
break;
case "-noverify":
noverify = true;
break;
default:
Logger.WriteVerbose($"**** Invalid arguments for epg123Client.exe; \"{arguments}\" ****");
Logger.Close();
return(-1);
}
}
}
else
{
showGui = true;
}
// create a mutex and keep alive until program exits
using (var mutex = !showGui && showProgress ? new Mutex(false, $"Global\\{AppGuid}") : Helper.GetProgramMutex($"Global\\{AppGuid}", !showGui))
{
// check for an instance already running
if (mutex == null)
{
return(-1);
}
Logger.WriteMessage("===============================================================================");
Logger.WriteMessage($" {(showGui ? "Activating the epg123 client GUI." : "Beginning epg123 client execution.")} version {Helper.Epg123Version}");
Logger.WriteMessage("===============================================================================");
Logger.WriteMessage($"*** {Helper.GetOsDescription()} ***");
Logger.WriteMessage($"*** {Helper.GetWmcDescription()} ***");
// show gui if needed
if (showGui)
{
var client = new clientForm(advanced);
client.ShowDialog();
GC.Collect();
if (client.RestartClientForm)
{
// start a new process
_ = Process.Start(new ProcessStartInfo
{
FileName = Helper.Epg123ClientExePath,
WorkingDirectory = Helper.ExecutablePath,
UseShellExecute = true,
Verb = client.RestartAsAdmin ? "runas" : null
});
}
client.Dispose();
}
else
{
// prevent machine from entering sleep mode
var prevThreadState = NativeMethods.SetThreadExecutionState(
(uint)ExecutionFlags.ES_CONTINUOUS |
(uint)ExecutionFlags.ES_SYSTEM_REQUIRED |
(uint)ExecutionFlags.ES_AWAYMODE_REQUIRED);
Logger.WriteVerbose($"Import: {import} , Match: {match} , NoLogo: {nologo} , Force: {force} , ShowProgress: {showProgress} , NoGC: {force || nogc} , NoVerify: {noverify} , Verbose: {verbose}");
var startTime = DateTime.UtcNow;
if (import)
{
// check if garbage cleanup is needed
if (!nogc && !force && WmcRegistries.IsGarbageCleanupDue() && !ProgramRecording(60))
{
_ = WmcUtilities.PerformGarbageCleanup();
}
// ensure no recordings are active if importing
if (!force && ProgramRecording(10))
{
Logger.WriteError($"A program recording is still in progress after {MaximumRecordingWaitHours} hours. Aborting the mxf file import.");
goto CompleteImport;
}
WmcStore.Close();
// import mxf file
if (!ImportMxfFile(filename))
{
Logger.WriteError("Failed to import .mxf file. Exiting.");
goto CompleteImport;
}
// perform verification
if (!noverify)
{
_ = new VerifyLoad(filename, verbose);
}
// get lineup and configure lineup type and devices
if (!WmcStore.ActivateEpg123LineupsInStore() || !WmcRegistries.ActivateGuide())
{
Logger.WriteError("Failed to locate any lineups from EPG123.");
goto CompleteImport;
}
}
// remove all channel logos
if (nologo)
{
WmcStore.ClearLineupChannelLogos();
}
// perform automatch
if (match)
{
try
{
WmcStore.AutoMapChannels();
Logger.WriteInformation("Completed the automatch of lineup stations to tuner channels.");
}
catch (Exception ex)
{
Logger.WriteError($"{ex.Message}");
Logger.WriteError("Failed to perform the automatch of lineup stations to tuner channels task.");
}
}
// import success
if (import)
{
// refresh the lineups after import
using (var mergedLineups = new MergedLineups(WmcStore.WmcObjectStore))
{
foreach (MergedLineup mergedLineup in mergedLineups)
{
_ = mergedLineup.Refresh();
}
}
Logger.WriteInformation("Completed lineup refresh.");
// reindex database
_ = WmcUtilities.ReindexPvrSchedule();
_ = WmcUtilities.ReindexDatabase();
}
// import complete
CompleteImport:
if (import)
{
// update status logo
statusLogo.StatusImage();
// signal the notification tray to update the icon
Helper.SendPipeMessage("Import Complete");
}
WmcStore.Close();
// all done
Logger.WriteInformation("Completed EPG123 client execution.");
Logger.WriteVerbose($"EPG123 client execution time was {DateTime.UtcNow - startTime}.");
Logger.Close();
NativeMethods.SetThreadExecutionState(prevThreadState | (uint)ExecutionFlags.ES_CONTINUOUS);
}
}
Environment.Exit(0);
return(0);
}
private void btnExit_Click(object sender, EventArgs e)
{
WmcStore.Close();
Close();
}
