//public static Volume GetVolume(string id);
public async static Task <Chapter> GetChapterAsync(string id)
{
var chapter = new Chapter();
chapter.Id = id;
string novelUrl = ChapterSource + id + ".html";
using (var client = NewUserHttpClient(UserAgentType.IE11))
{
var parsing = client.GetStreamAsync(novelUrl).ContinueWith((stream_task) =>
{
var doc = new HtmlDocument();
if (stream_task.IsCompleted && !stream_task.IsFaulted)
{
doc.Load(stream_task.Result);
}
else
{
throw stream_task.Exception;
}
var nodes = doc.DocumentNode.Descendants();
// Naviagtion Proporties
{
var pathNodes =
nodes.First(
node =>
node.Name == "ul" &&
node.Attributes["class"] != null &&
node.Attributes["class"].Value.StartsWith("breadcrumb")).Elements("li")
.Select(node => node.Element("a"));
chapter.ParentSeriesId = RetriveId(pathNodes.First(
node => node.Attributes["href"].Value.StartsWith("http://lknovel.lightnovel.cn/main/vollist/"))
.Attributes["href"].Value);
var navi = nodes.First(
node => node.Attributes["class"] != null && node.Attributes["class"].Value.StartsWith("lk-view-navi"));
var naviNodes = navi.Descendants("a");
var prev = naviNodes.FirstOrDefault(node => node.InnerText.Contains("上一章"));
if (prev != null)
{
chapter.PrevChapterId = RetriveId(prev.Attributes["href"].Value);
}
var content = naviNodes.First(node => node.InnerText.Contains("目录"));
if (content != null)
{
chapter.ParentVolumeId = RetriveId(content.Attributes["href"].Value);
}
var next = naviNodes.FirstOrDefault(node => node.InnerText.Contains("下一章"));
if (next != null)
{
chapter.NextChapterId = RetriveId(next.Attributes["href"].Value);
}
}
var chapterTitleNode = nodes.First(node => node.Name == "h3");
if (chapterTitleNode != null)
{
chapter.Title = RemoveLabel(chapterTitleNode.InnerText);
}
var lines = from line in nodes
where line.Name == "div" &&
line.Attributes["class"] != null &&
line.Attributes["class"].Value.StartsWith("lk-view-line")
select line;
chapter.Lines = lines.Select <HtmlNode, Line>(node =>
{
Line line = new Line(int.Parse(node.Id), LineContentType.TextContent, null);
if (!node.HasChildNodes)
{
line.Content = String.Empty;
return(line);
}
if (node.ChildNodes.Any(elem => elem.Name == "div"))
{
line.ContentType = LineContentType.ImageContent;
var img_url = (from elem in node.Descendants()
where elem.Name == "img" &&
elem.Attributes["data-cover"] != null
select elem.Attributes["data-cover"].Value).FirstOrDefault();
if (img_url != null)
{
line.Content = AbsoluteUrl(img_url);
}
}
else
{
var text = node.InnerText;
line.Content = WebUtility.HtmlDecode(text.Trim());
}
return(line);
}).ToList();
});
await parsing;
if (parsing.Exception != null)
{
throw parsing.Exception;
}
}
return(chapter);
}
