public void Start(string linkText)
{
if (!_running)
{
if (!string.IsNullOrEmpty(linkText.Trim()))
{
linkText = linkText.StartsWith("http://", StringComparison.InvariantCultureIgnoreCase)
? linkText
: "http://" + linkText;
if (KitaabGhar.IsValidLink(linkText.Trim()))
{
ProgressValue = 0;
LogMessage("Link: " + linkText);
LogMessage("Gathering information.");
//TODO Smart ID
if (true)
{
LogMessage("Smart identification is on so this may take a while.");
}
_running = true;
var mainThread = new Thread(Main)
{
IsBackground = true
};
mainThread.Start(linkText);
}
else
{
LogMessage("Invalid download link.");
}
}
else
{
LogMessage("Link missing.");
}
}
else
{
LogMessage("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);
_running = false;
return;
}
var directory = System.Web.Hosting.HostingEnvironment.MapPath(Path.Combine(DownloadLocation, _novel.Name));
if (directory == null)
{
LogMessage("Unable to get permission");
return;
}
var imageFormat = Path.Combine(directory, "{0}.gif");
Directory.CreateDirectory(directory);
for (var i = _novel.FirstIndex; i <= _novel.LastIndex; i++)
{
LogMessage("Downloading page: " + i);
var r = 0;
Retry:
if (!_running)
{
return;
}
try
{
//TODO retries
if (r <= 3)
{
//TODO resume
//if (!(true && File.Exists(string.Format(imageFormat, i))))
if (!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.");
//TODO ApplicationSettings.CreatePdf
if (true)
{
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);
LogMessage("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);
}
LogMessage("Page " + i + " added.");
}
catch (Exception)
{
LogMessage("Page number " + i + "missing.");
}
}
else
{
LogMessage("Page number " + i + "missing.");
}
}
pdfFile.createPDF(Path.Combine(directory, _novel.Name + ".pdf"));
LogMessage("PDF Created!");
//TODO ApplicationSettings.OpenPdf
//if (false)
//{
// Process.Start(Path.Combine(directory, _novel.Name + ".pdf"));
//}
}
}
catch (Exception ex)
{
LogMessage("Error occured while creating the PDF.");
LogMessage("Error: " + ex.Message);
}
}
//TODO: ApplicationSettings.DeleteImages
if (true)
{
LogMessage("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);
}
}
}
}
LogMessage("Completed.");
}