using System.Net;
using System.Text;

/// <summary>
///WebClientExt 的摘要说明
/// </summary>
public class WebClientExt {

  public WebClientExt() {
    //
    //TODO: 在此处添加构造函数逻辑
    //
  }

  /// <summary>
  /// 采用Get方式获取远程页面源代码
  /// </summary>
  public static string Get(string uri) {
    WebClient wc = new WebClient();
    ServicePointManager.ServerCertificateValidationCallback = delegate { return true; };
    wc.Encoding = Encoding.UTF8;
    string html = wc.DownloadString(uri);
    return html;
  }

  /// <summary>
  /// 采用Post方式提交数据并获取结果
  /// </summary>
  public static string Post(string uri, string data) {
    WebClient wc = new WebClient();
    ServicePointManager.ServerCertificateValidationCallback = delegate { return true; };
    wc.Encoding = Encoding.UTF8;
    wc.Headers.Add("Content-Type:application/x-www-form-urlencoded");
    string html = wc.UploadString(uri, data);
    return html;
  }

  /// <summary>
  /// 采用Post方式提交数据并获取结果，第三个参数为认证数据
  /// </summary>
  public static string Post(string uri, string data, string auth) {
    WebClient wc = new WebClient();
    ServicePointManager.ServerCertificateValidationCallback = delegate { return true; };
    wc.Encoding = Encoding.UTF8;
    wc.Headers.Add("Content-Type:application/json");
    wc.Headers.Add("Authorization", "Basic " + auth);
    string html = wc.UploadString(uri, data);
    return html;
  }
}