private async Task DownloadArticals(XmlDocument doc)
{
int index = 0;
using (HttpClient client = new HttpClient())
{
foreach (XmlNode node in doc["rss"]["channel"].ChildNodes)
{
if (node.Name == "item" && index < 10)
{
index++;
string url = node["link"].InnerText;
string title = node["title"].InnerText;
string category = node["category"].InnerText;
string description = node["description"].InnerText;
if (string.IsNullOrWhiteSpace(description))
{
description = title;
}
string localHref = string.Format("BM/{0}.html", index);
string path = string.Format("./KindleBook/{0}", localHref);
try
{
HttpResponseMessage response = await client.GetAsync(url).ConfigureAwait(false);
using (FileStream fileStream = new FileStream(path, FileMode.Create))
{
StreamWriter writer = new StreamWriter(fileStream);
var document = await ModifyArticle(response.Content);
document.ToHtml(writer, HtmlMarkupFormatter.Instance);
writer.Flush();
OPFItem item = new OPFItem();
item.Href = localHref;
item.Id = index.ToString();
item.MediaType = "application/xhtml+xml";
opf.Items.Add(item);
OPFItemRef itemRef = new OPFItemRef();
itemRef.IdRef = index.ToString();
opf.Spine.Items.Add(itemRef);
NavPoint articalNav = new NavPoint();
articalNav.Id = index.ToString();
articalNav.Label.Text = title;
articalNav.NavClass = "artical";
articalNav.Content.Src = localHref;
articalNav.MBP = new List <NCXMBP>();
articalNav.MBP.Add(new NCXMBP("name", title));
articalNav.MBP.Add(new NCXMBP("description", description));
ncx.NavMap.Add(articalNav);
await Task.Delay(5000);
}
}
catch (Exception e)
{
Console.WriteLine("Ignore the exception and continue. " + e.Message);
}
}
}
}
}
public void SerializeNCX()
{
NCX ncx = new NCX();
ncx.Version = "text version";
List <NCXMeta> metas = new List <NCXMeta>();
NCXMeta meta = new NCXMeta();
meta.Content = "test content";
meta.Name = "test name";
metas.Add(meta);
metas.Add(meta);
ncx.Head = metas;
NCXText title = new NCXText("test");
title.Text = "test title";
ncx.Title = title;
List <NavPoint> navMap = new List <NavPoint>();
NavPoint root = new NavPoint();
root.Content = new NavContent();
root.Content.Src = "test src";
root.Id = "testId";
root.Label = new NCXText("label");
root.Label.Text = "test label";
NavPoint p2 = new NavPoint();
p2.Content = new NavContent();
p2.Content.Src = "test src";
p2.Id = "testId";
p2.Label = new NCXText("llll");
p2.Label.Text = "test label";
p2.MBP = new List <NCXMBP>();
NCXMBP mbpname = new NCXMBP();
mbpname.Name = "author";
mbpname.Text = "test author";
NCXMBP mbpdesc = new NCXMBP();
mbpdesc.Name = "description";
mbpdesc.Text = "this is a test description";
p2.MBP.Add(mbpname);
p2.MBP.Add(mbpdesc);
root.Items = new List <NavPoint>();
root.Items.Add(p2);
root.Items.Add(p2);
navMap.Add(root);
ncx.NavMap = navMap;
using (FileStream fileStream = new FileStream("./KindleBook/bm.ncx", FileMode.Create))
{
XmlSerializer serializer = new XmlSerializer(typeof(NCX));
XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
ns.Add("mbp", "http://mbp.mock");
serializer.Serialize(fileStream, ncx, ns);
}
}