public void Save(Comic comic, Volume volume, Page page)
{
// setup the folder
CreateFolder(comic, volume);
// save the image
string path = BuildPath(comic, volume, page);
using (FileStream fileStream = File.Create(path))
{
fileStream.Write(page.Image, 0, page.Image.Length);
}
}
public IList<Page> GetPages(Volume volume)
{
IList<Page> result = new List<Page>();
// get the server comic id from the volume url
string[] urlParts = volume.Url.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
string comicId = urlParts[urlParts.Length - 1];
comicId = comicId.Substring(1);
// download the first page of the volume to check how many pages there are in total in this volume
string firstPageHtml = WebClientFactory.Create(volume.Url).DownloadString(volume.Url);
HtmlDocument firstPageDocument = new HtmlDocument();
firstPageDocument.LoadHtml(firstPageHtml);
int numPages = firstPageDocument.DocumentNode.SelectNodes("//select[@id='pagelist']/option").Count;
// download the pages
int currentPage = 1;
while (currentPage <= numPages)
{
// call the web service (showimage.ashx) to get the actual comic image link
// it is not known how many items this service returns hence this weird while loop...
WebClient client = WebClientFactory.Create(volume.Url, Encoding.UTF8);
string imageLinksString = client.DownloadString(volume.Url + string.Format(SHOWIMAGE_TEMPLATE, comicId, currentPage));
// parse the result of the service call and store the pages
string[] imageLinks = imageLinksString.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < imageLinks.Length; i++)
{
try
{
byte[] image = client.DownloadData(imageLinks[i]);
result.Add(new Page
{
Number = currentPage + i,
ImageUrl = imageLinks[i],
ImageType = IMAGE_TYPE,
Image = image
});
}
catch { }
}
// since we don't know how many items get returned before hand... update the current page accordingly
currentPage += imageLinks.Length;
}
// finally return the results!
return result;
}
private void CreateFolder(Comic comic, Volume volume)
{
string path = string.Format(FOLDER_TEMPLATE, _rootPath, comic.Title, volume.Title);
Directory.CreateDirectory(path);
}
private string BuildPath(Comic comic, Volume volume, Page page)
{
return string.Format(PATH_TEMPLATE, _rootPath, comic.Title, volume.Title, page.Number, page.ImageType);
}
