public List <string> ExtractAddress(FeedSnapshot feed)
{
var block = new ExtractBlock();
block.TileSelector.Selectors.Add(new CssSelector("a", "href"));
if (feed.UseBlock)
{
if (!string.IsNullOrEmpty(feed.BlockExpression))
{
block = JsonConvert.DeserializeObject <ExtractBlock>(feed.BlockExpression);
}
}
else
{
if (!string.IsNullOrEmpty(feed.RuiJiExpression))
{
block.TileSelector.Selectors.Clear();
var parser = new RuiJiParser();
var s = RuiJiBlockParser.ParserBase(feed.RuiJiExpression).Selectors;
block.TileSelector.Selectors.AddRange(s);
}
}
var result = RuiJiExtractor.Extract(feed.Content, block);
var results = new List <string>();
if (result.Tiles != null)
{
foreach (var item in result.Tiles)
{
var href = item.Content.ToString();
if (href.Contains("#"))
{
href = href.Substring(0, href.IndexOf('#'));
}
if (Uri.IsWellFormedUriString(href, UriKind.Relative))
{
href = new Uri(new Uri(feed.Url), href).AbsoluteUri.ToString();
}
results.Add(href);
}
}
return(results.Distinct().ToList());
}
public void TestExtract()
{
var crawler = new RuiJiCrawler();
var request = new Request("http://www.ruijihg.com/%e5%bc%80%e5%8f%91/");
var response = crawler.Request(request);
var content = response.Data.ToString();
var block = new ExtractBlock();
var s = RuiJiBlockParser.ParserBase("css a:[href]").Selectors;
block.TileSelector.Selectors.AddRange(s);
var result = RuiJiExtractor.Extract(content, block);
Assert.True(true);
}
protected List <string> ExtractFeedAddress(Snapshot snapshot)
{
var block = new ExtractBlock();
block.TileSelector.Selectors.Add(new CssSelector("a", "href"));
if (!string.IsNullOrEmpty(snapshot.Expression))
{
block.TileSelector.Selectors.Clear();
var parser = new RuiJiParser();
var s = RuiJiBlockParser.ParserBase(snapshot.Expression).Selectors;
block.TileSelector.Selectors.AddRange(s);
}
var result = RuiJiExtractor.Extract(snapshot.Content, block);
var results = new List <string>();
if (result.Tiles != null)
{
foreach (var item in result.Tiles)
{
var href = item.Content.ToString();
if (href.Contains("#"))
{
href = href.Substring(0, href.IndexOf('#'));
}
if (Uri.IsWellFormedUriString(href, UriKind.Relative))
{
href = new Uri(new Uri(snapshot.RequestUrl), href).AbsoluteUri.ToString();
}
results.Add(href);
}
}
return(results.Distinct().ToList());
}
