protected override Task <DataFlowResult> Parse(DataFlowContext context)
{
var selectable = context.Selectable;
// 解析数据
var author = selectable.XPath("//span[@class='p-name vcard-fullname d-block overflow-hidden']")
.GetValue();
var name = selectable.XPath("//span[@class='p-nickname vcard-username d-block']")
.GetValue();
context.AddData("author", author);
context.AddData("username", name);
// 添加目标链接
var urls = selectable.Links().Regex("(https://github\\.com/[\\w\\-]+/[\\w\\-]+)").GetValues();
foreach (var url in urls)
{
context.AddExtraRequests(CreateFromRequest(context.Response.Request, url));
}
// 如果解析为空，跳过后续步骤(存储 etc)
if (string.IsNullOrWhiteSpace(name))
{
context.ClearData();
return(Task.FromResult(DataFlowResult.Terminated));
}
return(Task.FromResult(DataFlowResult.Success));
}
protected override Task <DataFlowResult> Parse(DataFlowContext context)
{
ISelectable selectable = context.Selectable;
string next = selectable.XPath("//div[@class='ew-page']/a[last()]").GetValue().TrimEnd(">".ToCharArray());
// 解析数据
List <string> data = selectable.XPath("//li[@class='item']").GetValues();
if (null != data && data.Count > 0)
{
List <VideoInfo> videos = new List <VideoInfo>();
Selectable st1 = null;
List <Request> reqs = new List <Request>();
foreach (string item in data)
{
st1 = new Selectable(item);
//临时视频地址
string url = st1.XPath("//a/@href").GetValue();
VideoInfo video = new VideoInfo
{
Name = st1.XPath("//span[@class='s1']").GetValue(),
Cover = st1.XPath("//img/@src").GetValue(),
Year = st1.XPath("//span[@class='hint']").GetValue(),
Description = st1.XPath("//p[@class='star']").GetValue(),
IsPay = string.IsNullOrWhiteSpace(st1.XPath("//span[@class='pay']").GetValue()) || !st1.XPath("//span[@class='pay']").GetValue().Contains("付费") ? false : true,
Type = 1,
ParentUrl = url
};
videos.Add(video);
if (!string.IsNullOrWhiteSpace(video.ParentUrl))
{
string tm = new JsHttpHelper().GetPageContent(video.ParentUrl);
if (!string.IsNullOrWhiteSpace(tm))
{
Selectable stt = new Selectable(tm);
var urls = stt.XPath("//div[@class='top-list-zd g-clear']//a[@data-daochu]").GetValues(ValueOption.OuterHtml);
foreach (var i in urls)
{
stt = new Selectable(i);
string u = stt.XPath("//a/@href").GetValue();
if (!string.IsNullOrWhiteSpace(u))
{
string n = stt.XPath("//a").GetValue();
video.Details.Add(new VideoDetail {
PlayUrl = u, Number = "1", IsPay = video.IsPay, PlayName = n
});
}
}
stt = null;
}
Request req = CreateFromRequest(context.Response.Request, url);
req.DownloaderType = DownloaderType.WebDriver;
reqs.Add(req);
}
//videos.AsParallel().ForAll(m =>
//{
// if (!string.IsNullOrWhiteSpace(m.ParentUrl))
// {
// string tm = new JsHttpHelper().GetPageContent(m.ParentUrl);
// if (!string.IsNullOrWhiteSpace(tm))
// {
// Selectable stt = new Selectable(tm);
// var urls = stt.XPath("//div[@class='top-list-zd g-clear']//a['@data-daochu']").GetValues(ValueOption.OuterHtml);
// foreach (var i in urls)
// {
// stt = new Selectable(i);
// string u = stt.XPath("//a/@href").GetValue();
// if (!string.IsNullOrWhiteSpace(u))
// {
// string n = stt.XPath("//a").GetValue();
// video.Details.Add(new VideoDetail { PlayUrl = u, Number = "1", IsPay = video.IsPay, PlayName = n });
// }
// }
// stt = null;
// }
// //reqs.Add(CreateFromRequest(context.Response.Request, url));
// }
//});
}
st1 = null;
context.AddData("v", videos);
//if (reqs.Count > 0)
//{
// context.AddExtraRequests(reqs.ToArray());
//}
}
//如果解析为空，跳过后续步骤(存储 etc)
if (data == null || data.Count == 0)
{
context.ClearData();
return(Task.FromResult(DataFlowResult.Terminated));
}
if (next != "下一页")
{
FollowRequestQuerier = null;
}
return(Task.FromResult(DataFlowResult.Success));
}