private void ParsePage(string title, string url, PageElement pageElement = null)
{
if (pageElement == null)
{
pageElement = new PageElement {
Title = title, Url = url
};
}
var xpath = new ItemPageXPaths();
List <SubItemElement> subList;
DateTime startTime = DateTime.Now;
PageElement result;
if (GeckoDownRd.Checked)
{
//result = new GeckoParser().GetArticleContent(url, title, DeterminedMode(), out xpath);
CrawlResponse resp = GeckoRequestProcessor.DoRequest(BuildFakeRequest(url), BuildFakeSiteEntity(), null, null, null, true, 1000);
string content = resp.Content;
result = PageAutoAnalyzer.AnalyzeContent(content, pageElement,
DeterminedMode(), new IdentityContentElement(), ref xpath,
out subList, 86400, ExcludeTxt.Text);
}
else if (HttpdownRd.Checked)
{
string content = WebRequestProcessor.DownloadHTTPString(url, 30);
result = PageAutoAnalyzer.AnalyzeContent(content, pageElement,
DeterminedMode(), new IdentityContentElement(), ref xpath,
out subList, 86400, ExcludeTxt.Text);
}
else
{
throw new Exception("不支持该方式分析正文");
}
TimeSpan usedTime = DateTime.Now - startTime;
if (result == null)
{
return;
}
PageUrlTxt.Text = HtmlUtility.ExpandRelativePath(url, result.Url);
TitleTxt.Text = result.Title;
ContentTxt.Text = result.Content;
ViewTxt.Text = result.View.ToString();
ReplyTxt.Text = result.Reply.ToString();
PubdateTxt.Text = result.Pubdate == null ? "" : result.Pubdate.ToString();
AuthorTxt.Text = result.Author;
MediaTxt.Text = result.MediaName;
ElementXPathTxt.Text = result.ElementXPath;
ElementBlockTxt.Text = result.ElementBlock;
NextpageXPathTxt.Text = result.NextPageXPath;
}
private void ParseListBtn_Click(object sender, EventArgs e)
{
string url = InputUrlTxt.Text;
string content = "";
RecogniseMode mode = DeterminedMode();
var xpath = new ListPageXPaths();
PageElement[] result;
if (GeckoDownRd.Checked)
{
//result = new GeckoParser().AnalyzeArticleList(url,mode,out xpath,86400);
CrawlResponse resp = GeckoRequestProcessor.DoRequest(BuildFakeRequest(url), BuildFakeSiteEntity(), null, null, null, true, 1000);
content = resp.Content;
var ret = PageAutoAnalyzer.AnalyzeArticleList(resp.Url, content, mode, new IdentityPageElement(), ref xpath, 86400);
result = ret == null ? null : ret.List;
}
else if (HttpdownRd.Checked)
{
content = WebRequestProcessor.DownloadHTTPString(url, 30);
var ret = PageAutoAnalyzer.AnalyzeArticleList(url, content, mode, new IdentityPageElement(), ref xpath, 86400);
result = ret == null ? null : ret.List;
}
else
{
throw new NotSupportedException("不支持当前项抓取");
}
if (result == null)
{
MessageBox.Show("解析不出数据");
return;
}
foreach (var pageElement in result)
{
pageElement.Url = HtmlUtility.ExpandRelativePath(url, pageElement.Url);
}
ListGridView.DataSource = result;
}