private static void RunInstaller(DownloadAndInstallProcess process)
{
var state = new OperationProgress
{
CurrentProgress = 0,
MaxProgress = 0,
IsIndeterminate = true,
ActionName = "Installing MSysGit...",
};
if (process.Monitor != null)
{
process.Monitor.Report(state);
}
try
{
process.InstallerProcess = new Process()
{
StartInfo = new ProcessStartInfo()
{
FileName = process.InstallerFileName,
Arguments = @"/verysilent",
},
EnableRaisingEvents = true,
};
process.InstallerProcess.Exited += process.OnInstallerProcessExited;
process.InstallerProcess.Start();
}
catch (Exception exc)
{
process.Exception = exc;
process.Dispose();
}
}
public Task DownloadAndInstallAsync(IProgress <OperationProgress> progress)
{
return(Task.Factory.StartNew(
() =>
{
progress?.Report(new OperationProgress("Initializing..."));
using (var evt = new ManualResetEvent(false))
{
var process = new DownloadAndInstallProcess(evt)
{
Monitor = progress,
WebRequest = WebRequest.Create(DownloadUrl),
};
progress?.Report(new OperationProgress("Connecting to MSysGit download server..."));
process.WebRequest.BeginGetResponse(OnGotResponse, process);
evt.WaitOne();
if (process.Exception != null)
{
throw process.Exception;
}
if (process.InstallerExitCode != 0)
{
throw new ApplicationException("Installer returned exit code " + process.InstallerExitCode);
}
}
},
CancellationToken.None,
TaskCreationOptions.None,
TaskScheduler.Default));
}
private static void UpdateDownloadProgress(DownloadAndInstallProcess process, int downloadedBytes)
{
process.DownloadedBytes += downloadedBytes;
if (process.Monitor != null && process.WebResponse.ContentLength > 0 && process.DownloadedBytes <= process.WebResponse.ContentLength)
{
var state = new OperationProgress
{
CurrentProgress = (int)process.DownloadedBytes,
MaxProgress = (int)process.WebResponse.ContentLength,
IsIndeterminate = false,
ActionName = "Downloading MSysGit...",
};
process.Monitor.Report(state);
}
}
private static bool EnsureOutputFileStreamExists(DownloadAndInstallProcess process)
{
if (process.InstallerFileStream == null)
{
try
{
process.InstallerFileName = Path.Combine(
Path.GetTempPath(), "msysgit-installer.exe");
process.InstallerFileStream = new FileStream(
process.InstallerFileName,
FileMode.Create,
FileAccess.Write,
FileShare.None);
}
catch (Exception exc)
{
process.Exception = exc;
process.Dispose();
return(false);
}
}
return(true);
}
private static void UpdateDownloadProgress(DownloadAndInstallProcess process, int downloadedBytes)
{
process.DownloadedBytes += downloadedBytes;
if(process.Monitor != null && process.WebResponse.ContentLength > 0 && process.DownloadedBytes <= process.WebResponse.ContentLength)
{
var state = new OperationProgress
{
CurrentProgress = (int)process.DownloadedBytes,
MaxProgress = (int)process.WebResponse.ContentLength,
IsIndeterminate = false,
ActionName = "Downloading MSysGit...",
};
process.Monitor.Report(state);
}
}
private static void RunInstaller(DownloadAndInstallProcess process)
{
var state = new OperationProgress
{
CurrentProgress = 0,
MaxProgress = 0,
IsIndeterminate = true,
ActionName = "Installing MSysGit...",
};
if(process.Monitor != null)
{
process.Monitor.Report(state);
}
try
{
process.InstallerProcess = new Process()
{
StartInfo = new ProcessStartInfo()
{
FileName = process.InstallerFileName,
Arguments = @"/verysilent",
},
EnableRaisingEvents = true,
};
process.InstallerProcess.Exited += process.OnInstallerProcessExited;
process.InstallerProcess.Start();
}
catch(Exception exc)
{
process.Exception = exc;
process.Dispose();
}
}
private static bool EnsureOutputFileStreamExists(DownloadAndInstallProcess process)
{
if(process.InstallerFileStream == null)
{
try
{
process.InstallerFileName = Path.Combine(
Path.GetTempPath(), "msysgit-installer.exe");
process.InstallerFileStream = new FileStream(
process.InstallerFileName,
FileMode.Create,
FileAccess.Write,
FileShare.None);
}
catch(Exception exc)
{
process.Exception = exc;
process.Dispose();
return false;
}
}
return true;
}
public Task DownloadAndInstallAsync(IProgress<OperationProgress> progress)
{
return Task.Factory.StartNew(
() =>
{
if(progress != null)
{
progress.Report(new OperationProgress("Initializing..."));
}
using(var evt = new ManualResetEvent(false))
{
var process = new DownloadAndInstallProcess(evt)
{
Monitor = progress,
WebRequest = WebRequest.Create(DownloadUrl),
};
if(progress != null)
{
progress.Report(new OperationProgress("Connecting to MSysGit download server..."));
}
process.WebRequest.BeginGetResponse(OnGotResponse, process);
evt.WaitOne();
if(process.Exception != null)
{
throw process.Exception;
}
if(process.InstallerExitCode != 0)
{
throw new ApplicationException("Installer returned exit code " + process.InstallerExitCode);
}
}
},
CancellationToken.None,
TaskCreationOptions.None,
TaskScheduler.Default);
}
