public virtual void FinishedEvent(TopFiveInfo kw, string msg)
{
if (OnTopFiveSearchEndEvent != null)
{
TopFiveEventArgs e = new TopFiveEventArgs(kw, msg);
OnTopFiveSearchEndEvent(this, e);
}
}
public TopFiveEventArgs(TopFiveInfo _obj, string _msg)
{
this.Item = _obj;
this.Msg = _msg;
}
public void Seacher(string key)
{
HtmlDocument document = null;
int p4pNum = 0;
int adaNum = 0;
string url = string.Format(SEARCH_URL, key.Replace(" ", "+"), 1);
HtmlWeb clinet = new HtmlWeb();
document = clinet.Load(url);
HtmlNodeCollection itemNodes = document.DocumentNode.SelectNodes(PATH);
HtmlNodeCollection adNodes = document.DocumentNode.SelectNodes(AD_PATH);
HtmlNodeCollection p4pNodes = document.DocumentNode.SelectNodes(P4P_PATH);
HtmlNodeCollection p4pv2Nodes = document.DocumentNode.SelectNodes(P4PV2_PATH);
if (adNodes != null)
{
adaNum = adNodes.Count;
}
if (p4pNodes != null)
{
p4pNum = p4pNodes.Count;
}
if (p4pv2Nodes != null)
{
p4pNum = p4pNum + p4pv2Nodes.Count;
}
int itemCount = itemNodes.Count;
int kcount = itemCount >= 10 ? 10 : itemCount;
for (int k = 0; k < kcount; k++)
{
TopFiveInfo item = new TopFiveInfo();
item.KeyP4Num = p4pNum;
item.KeyAdNum = adaNum;
HtmlNode percentNode = itemNodes[k];
HtmlNode ImageNode = percentNode.SelectSingleNode(IMAGE_PATH);
string src = ImageNode.Attributes["image-src"].Value;
string productId = ImageNode.Id.Replace("limage_", "");
try
{
WebClient webClient = new WebClient();
string imageFile = FileUtils.GetPhotoBankFolder() + Path.DirectorySeparatorChar + productId + ".jpg";
if (File.Exists(imageFile)) File.Delete(imageFile);
webClient.DownloadFile(src, imageFile);
item.Image = imageFile;
webClient.Dispose();
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e.InnerException.Message);
item.Image = "";
}
HtmlNode aLinkNode = percentNode.SelectSingleNode(SUBJECT_PATH);
item.Name = aLinkNode.InnerText;
item.Href = aLinkNode.Attributes["href"].Value;
HtmlDocument document1 = new HtmlWeb().Load(item.Href);
string ProductPageHtml = document1.DocumentNode.InnerHtml;
string jsKwString = Regex.Match(ProductPageHtml, KeywordExpressions, RegexOptions.IgnoreCase).Groups[1].Value;
if (!string.IsNullOrEmpty(jsKwString))
{
item.Key = jsKwString.Replace(",", ",\n");
}
string category = document1.DocumentNode.SelectSingleNode("//div[@class='crumb global']").InnerText;
item.Category = category.Replace("\t", "").Replace("\n", "").Replace(">", ">").Replace(" ", "").Replace("&","&");
string descrption = document1.DocumentNode.SelectSingleNode("//div[@id='richTextDescription']").PreviousSibling.PreviousSibling.InnerHtml;
item.Desc = descrption.Replace("<br>", "");
ProductPageHtml = null;
document1 = null;
FinishedEvent(item, "Rank search finished.");
}
}
void query_OnTopFiveSearchEndEvent(object sender, TopFiveEventArgs e)
{
TopFiveInfo item = e.Item;
lastTopFiveInfo = e.Item;
if (dataGridView.InvokeRequired)
{
UpdateDataGridView uActive = LoadItemToDataView;
this.BeginInvoke(uActive, new object[] { item });
}
else
{
LoadItemToDataView(item);
}
}
void LoadItemToDataView(TopFiveInfo item)
{
DataTable dt = (DataTable)this.dataGridView.DataSource;
DataRow row = dt.NewRow();
if (string.IsNullOrEmpty(item.Image) || !File.Exists(item.Image))
{
row["Image"] = global::AliHelper.Properties.Resources.no_image;
} else {
row["Image"] = new Bitmap(Image.FromFile(item.Image));
}
row["Name"] = item.Name;
row["Key"] = item.Key;
row["Desc"] = item.Desc;
row["Cate"] = item.Category;
row["Href"] = item.Href;
dt.Rows.Add(row);
}