// This gets the application's deployment manifest and parses out the info needed to
// determine the shortcut path. Returns null if it fails or this isn't a ClickOnce app.
private static DeploymentDescription GetDeploymentDescription()
{
using (Log.InfoCall())
{
DeploymentDescription result = null;
try
{
if (ApplicationDeployment.IsNetworkDeployed)
{
result = new DeploymentDescription();
Log.Info("Getting ClickOnce deployment manifest: ", ApplicationDeployment.CurrentDeployment.UpdateLocation);
using (WebClient client = new WebClient())
{
string manifest = client.DownloadString(ApplicationDeployment.CurrentDeployment.UpdateLocation);
Log.Info("Got manifest of length ", manifest.Length, ", parsing it now.");
using (var stringReader = new StringReader(manifest))
{
var xmlReader = new XmlTextReader(stringReader);
result.ExtractDescriptions(xmlReader);
Log.Info("Constructed shortcut is ", result.shortcut);
}
}
}
}
catch (Exception ex)
{
Log.Error(ex);
result = null;
}
return(result);
}
}
public static void StartNewViewer(string file = null, string server = null)
{
using (Log.InfoCall())
{
// If this is a ClickOnce app we can't just
// call Process.Start(Application.ExecutablePath) because the new process won't use the
// same application settings file as the current process. To use the same settings file we need to
// start the new process via the same shortcut that started the current process.
// Here we try to determine that shortcut.
DeploymentDescription clickOnceInfo = Instance;
string arguments = "";
Log.Info("file = ", file);
Log.Info("server = ", server);
Log.Info("clickOnceInfo = ", clickOnceInfo);
if (clickOnceInfo == null)
{
// Not a ClickOnce app. Just invoke the .exe directly.
if (file != null)
{
arguments = "\"" + file + "\"";
}
if (!server.NullOrWhiteSpace())
{
arguments += " -server:\"" + server + "\"";
}
Process.Start(System.Windows.Forms.Application.ExecutablePath, arguments);
}
else
{
// We're a ClickOnce app. Invoke process via the ClickOnce shortcut. In this case the argument string cannot
// have embedded spaces or double-quotes. Use the '&' char where we would normally use a space to separate
// the arguments and percent-encode each individual argument in case they contain spaces or '&'s.
if (file != null)
{
//arguments = "%22" + file + "%22"; // Truncated at first blank.
//arguments = "\"" + file + "\""; // Quotes are removed, embedded blanks look like multiple args.
//arguments = "file:" + ArgParser.PercentEncode(file); // Invalid URI and invalid file.
//arguments = "-file:\"" + file + "\""; // Truncated at first quote.
// The Uri class will correctly percent-encode the file path so there are no embedded spaces.
Uri uri = new Uri(file);
arguments = uri.AbsoluteUri;
}
if (!server.NullOrWhiteSpace())
{
arguments += "&-server:" + ArgParserTX.PercentEncode(server);
}
Log.Info("argument string: ", arguments);
Process.Start(clickOnceInfo.Shortcut, arguments);
}
}
}
