public List <News> Getall(int star)
{
string res = MyRequest.createurl_news(null, null, null, star.ToString());
List <News> mynews = new List <News>();
mynews = MyRequest.analysis_news(res);
return(mynews);
}
/// <summary>
/// 按关键字和页数获得新闻
/// </summary>
/// <param name="keyword"></param>关键字
/// <param name="star"></param>页数
/// <returns></returns>
public List <News> Getall(string keyword, int star)
{
string res = MyRequest.createurl_news(null, null, keyword, star.ToString());
List <News> KeywordNews = new List <News>();
KeywordNews = MyRequest.analysis_news(res);
return(KeywordNews);
}
/// <summary>
/// 以推荐类获得的用户喜欢的类型为参数，调用Myrequest获得该类型的新闻
/// </summary>
/// <returns></returns>
public List <News> Getlike(string id)
{
List <News> mylike = new List <News>();
Recommend re = new Recommend();
re.getusertype(id); //获得用户喜欢的新闻类型（从logdata表获得）
re.GetUserSecondtype(id); //获得用户喜欢的类型（可能为多个，从users表获得）
re.GetKeyword(id); //获得用户经常搜索的关键字（从userkeyword表中获得）
string usertype = re.getfirsttype();
//类型不为空才推荐
if (!string.IsNullOrEmpty(usertype))
{
string res = MyRequest.createurl_news(null, usertype, null, null);
mylike = MyRequest.analysis_news(res);
}
//判断类型是否大于1个，包含逗号就大于1个
if (re.getsecondtype().Contains(","))
{
//将每一个类型的新闻都添加到mylike中
string[] usertypes = re.getsecondtype().Split(',');
//将获得的类型都添加到mylike中
foreach (string type in usertypes)
{
string res = MyRequest.createurl_news(null, type, null, null);
mylike.AddRange(MyRequest.analysis_news(res));
}
}
else
{
string usertype2 = re.getsecondtype();
//类型不为空才推荐
if (!string.IsNullOrEmpty(usertype2))
{
string res = MyRequest.createurl_news(null, usertype2, null, null);
mylike.AddRange(MyRequest.analysis_news(res));
}
}
string userkeyword = re.getkeyword();
//关键字不为空才推荐
if (userkeyword != null)
{
string res = MyRequest.createurl_news(null, null, userkeyword, null);
mylike.AddRange(MyRequest.analysis_news(res));
}
return(mylike);
}