private void startButton_Click(object sender, EventArgs e)
{
if (!_running)
{
if (!string.IsNullOrEmpty(linkText.Text.Trim()))
{
linkText.Text = linkText.Text.StartsWith("http://", StringComparison.InvariantCultureIgnoreCase)
? linkText.Text
: "http://" + linkText;
if (KitaabGhar.IsValidLink(linkText.Text.Trim()))
{
if (logList.Items.Count > 0)
{
logList.Items.Clear();
}
progress.Value = 0;
LogMessage("Link: " + linkText.Text);
LogMessage("Gathering information.");
if (ApplicationSettings.Smart)
{
LogMessage("Smart identification is on so this may take a while.");
}
statusText.Text = "Running...";
Application.DoEvents();
_running = true;
var mainThread = new Thread(Main)
{
IsBackground = true
};
mainThread.Start(linkText.Text);
}
else
{
LogMessage("Invalid download link.");
statusText.Text = "Please enter the link to the novel";
}
}
else
{
LogMessage("Link missing.");
statusText.Text = "Please enter the link to the novel";
}
}
else
{
statusText.Text = "Application is already running.";
}
}
private void Main(object link)
{
try
{
_novel = KitaabGhar.GetNovelInformation(link.ToString());
LogMessage("Information collected.");
LogMessage(string.Format("Total pages: {0} ({1} - {2})", _novel.TotalPages,
_novel.FirstIndex, _novel.LastIndex));
}
catch (Exception ex)
{
LogMessage("Error: " + ex.Message);
statusText.Text = "Unable to get the required information. Please try again.";
_running = false;
return;
}
var directory = Path.Combine(ApplicationSettings.DownloadLocation, _novel.Name);
var imageFormat = Path.Combine(directory, "{0}.gif");
Directory.CreateDirectory(directory);
for (var i = _novel.FirstIndex; i <= _novel.LastIndex; i++)
{
statusText.Text = "Downloading page: " + i;
var r = 0;
Retry:
if (!_running)
{
return;
}
try
{
if (r <= ApplicationSettings.Retries)
{
if (!(ApplicationSettings.Resume && File.Exists(string.Format(imageFormat, i))))
{
var tempImage = Http.DownloadImage(_novel.GetImageLink(i), _novel.GetRefLink(i),
_novel.NewFormat);
tempImage.Save(string.Format(imageFormat, i));
tempImage.Dispose();
}
if (!_running)
{
return;
}
Progress((int)((double)((i - _novel.FirstIndex) * 100) / _novel.TotalPages));
}
else
{
LogMessage("Unable to download within the provided number of retries.");
}
}
catch
(Exception
ex)
{
LogMessage("Unable to download page: " + i);
LogMessage("Trying to download page" + i + " again.");
LogMessage("Error: " + ex.Message);
r++;
goto Retry;
}
}
LogMessage("Download complete.");
if (ApplicationSettings.CreatePdf)
{
LogMessage("Creating PDF file.");
try
{
using (var pdfFile = new pdfDocument(_novel.Name, "Abdullah Saleem"))
{
for (var i = _novel.FirstIndex; i <= _novel.LastIndex; i++)
{
var file = string.Format(imageFormat, i);
statusText.Text = "Processing page: " + i;
if (File.Exists(file))
{
try
{
using (var image = Image.FromFile(file))
{
pdfFile.addImageReference(file, i.ToString(CultureInfo.InvariantCulture));
var tempPage = pdfFile.addPage(image.Height, image.Width);
tempPage.addImage(
pdfFile.getImageReference(i.ToString(CultureInfo.InvariantCulture)), 0, 0);
}
statusText.Text = "Page " + i + " added.";
}
catch (Exception)
{
LogMessage("Page number " + i + "missing.");
}
}
else
{
LogMessage("Page number " + i + "missing.");
}
}
pdfFile.createPDF(Path.Combine(directory, _novel.Name + ".pdf"));
statusText.Text = "PDF Created!";
if (ApplicationSettings.OpenPdf)
{
Process.Start(Path.Combine(directory, _novel.Name + ".pdf"));
}
}
}
catch (Exception ex)
{
LogMessage("Error occured while creating the PDF.");
LogMessage("Error: " + ex.Message);
}
}
if (ApplicationSettings.DeleteImages)
{
LogMessage("Deleting images.");
statusText.Text = "Deleting images.";
for (var i = _novel.FirstIndex; i <= _novel.LastIndex; i++)
{
if (File.Exists(string.Format(imageFormat, i)))
{
try
{
File.Delete(string.Format(imageFormat, i));
}
catch (Exception ex)
{
LogMessage("Error occured while deleting images.");
LogMessage("Error: " + ex.Message);
}
}
}
}
statusText.Text = "Completed.";
Invoke(new MethodInvoker(DownloadCompeted));
}