/// <summary>
/// Calls the GrabzIt web service to take the screenshot and saves it to the target path provided
/// </summary>
/// <remarks>
/// Warning, this is a SYNCHONOUS method and can take up to 5 minutes before a response
/// </remarks>
/// <param name="saveToFile">The file path that the screenshot should saved to.</param>
/// <returns>Returns the true if it is successful otherwise it throws an exception.</returns>
public bool SaveTo(string saveToFile)
{
int attempt = 0;
while (true)
{
try
{
GrabzItFile result = SaveTo();
if (result == null)
{
return(false);
}
result.Save(saveToFile);
break;
}
catch (GrabzItException e)
{
throw e;
}
catch (Exception)
{
if (attempt < 3)
{
attempt++;
continue;
}
throw new GrabzItException("An error occurred trying to save the capture to: " +
saveToFile, ErrorCode.FileSaveError);
}
}
return(true);
}
protected override void Process(HttpContext context, string filename, string id, string message, string customId, string format)
{
GrabzItClient grabzItClient = GrabzItClient.Create(ConfigurationManager.AppSettings["ApplicationKey"], ConfigurationManager.AppSettings["ApplicationSecret"]);
GrabzItFile file = grabzItClient.GetResult(id);
//Ensure that the application has the correct rights for this directory.
file.Save(context.Server.MapPath("~/results/" + filename));
}
public ActionResult Handler(string filename, string id, string message, string customId, string format)
{
GrabzItClient grabzItClient = GrabzItClient.Create(ConfigurationManager.AppSettings["ApplicationKey"], ConfigurationManager.AppSettings["ApplicationSecret"]);
GrabzItFile file = grabzItClient.GetResult(id);
//Ensure that the application has the correct rights for this directory.
file.Save(Server.MapPath("~/results/" + filename));
return(null);
}
protected void grabzIt_ScreenShotComplete(object sender, ScreenShotEventArgs result)
{
if (!string.IsNullOrEmpty(result.Message))
{
lblMessage.Text = result.Message;
lblMessage.Style.Clear();
lblMessage.CssClass = "error";
}
GrabzItFile file = grabzItClient.GetResult(result.ID);
//Ensure that the application has the correct rights for this directory.
file.Save(Server.MapPath("~/results/" + result.Filename));
}
/// <summary>
/// Calls the GrabzIt web service to take the screenshot and returns a GrabzItFile object
/// </summary>
/// <remarks>
/// Warning, this is a SYNCHONOUS method and can take up to 5 minutes before a response
/// </remarks>
/// <returns>Returns a GrabzItFile object containing the screenshot data.</returns>
public GrabzItFile SaveTo()
{
lock (thisLock)
{
string id = Save();
if (string.IsNullOrEmpty(id))
{
return(null);
}
//Wait until it is possible to be ready
Thread.Sleep(3000 + request.Options.GetStartDelay());
//Wait for it to be ready.
while (true)
{
Status status = GetStatus(id);
if (!status.Cached && !status.Processing)
{
throw new GrabzItException("The capture did not complete with the error: " + status.Message, ErrorCode.RenderingError);
}
if (status.Cached)
{
GrabzItFile result = GetResult(id);
if (result == null)
{
throw new GrabzItException("The capture could not be found on GrabzIt.", ErrorCode.RenderingMissingScreenshot);
}
return(result);
}
Thread.Sleep(3000);
}
}
}
