C#调用全国人口信息社会应用平台WebService接口的案例

WS人像比对接口的开发：鉴于网上都是的JAVA成熟案例，走了很多弯路，mark一下送给.net开发的小伙伴！

开发前请先阅读如下的pdf文档：

全国人口信息社会应用平台WebService接口调用规范V2.3-4777.pdf

废话不多说，直接上干活。关于NciicServers.dll的生成 请参考我的上一篇博客！

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using NciicServices;
using System.Drawing;
using System.Xml;

namespace NciicDemo
{
    class Program
    {
        static void Main(string[] args)
        {
            NciicServices.NciicServices services = new NciicServices.NciicServices();
            string inLicense = "";
            string inConditions = "";
            StreamReader sr = new StreamReader("../../Content/授权文件_上海国际商品拍卖有限公司_gjspgjsp74204_4777.txt", Encoding.Default);
            String line;
            while ((line = sr.ReadLine()) != null)
            {
                inLicense = line.ToString();
            }
            string base64 = ImgToBase64String("../../Content/yechangzhongtouxiang.jpg");
            string userName = "用户名";
            string userIDNumber = "用户身份证号";
            inConditions= "<?xml version=\"1.0\" encoding=\"utf-8\"?> <ROWS> <INFO> <SBM>上海国际商品拍卖有限公司</SBM> </INFO>  <ROW> <GMSFHM>公民身份号码</GMSFHM>  <XM>姓名</XM>  <XP>相片</XP> </ROW>  <ROW FSD=\"200001\" YWLX=\"01\"> <GMSFHM>"+userIDNumber+"</GMSFHM>  <XM>"+userName+"</XM>   <XP>" + base64 + "</XP> </ROW> </ROWS>";
            string returnxml = services.nciicCompare(inLicense, inConditions);
            XmlDocument XmlLoad = new XmlDocument();
            XmlLoad.LoadXml(returnxml);

            XmlNode M_Root = XmlLoad.SelectSingleNode("ROWS");
            XmlNode M_Root1 = M_Root.SelectSingleNode("ROW");
            XmlNode M_Root2 = M_Root1.SelectSingleNode("OUTPUT");
            XmlNodeList itemList = M_Root2.ChildNodes;//xml所有子节点
            if (itemList.Count == 3)
            {
                XmlNode item0 = itemList[0];
                if (item0.SelectSingleNode("result_gmsfhm").InnerXml.Trim() == "一致")
                {
                    Console.WriteLine("公民身份号码一致");
                }
                else
                {
                    Console.WriteLine("公民身份号码不一致");
                }
                XmlNode item1 = itemList[1];
                if (item1.SelectSingleNode("result_xm").InnerXml.Trim() == "一致")
                {
                    Console.WriteLine("姓名一致");
                }
                else
                {
                    Console.WriteLine("姓名不一致");
                }
                XmlNode item2 = itemList[2];
                if (item2.SelectSingleNode("result_fx").InnerXml.Trim() == "系统判断为同一人")
                {
                    Console.WriteLine("系统通过照片判断为同一人");
                }
                else
                {
                    Console.WriteLine("系统通过照片不能确定是否为同一人");
                }
            }
            else if (itemList.Count == 2)
            {
                XmlNode item0 = itemList[0];
                Console.WriteLine(item0.SelectSingleNode("errormesage").InnerXml.Trim());
            }

            Console.ReadKey();

        }

        //图片转为base64编码的文本
        public static string ImgToBase64String(string Imagefilename)
        {
            try
            {
                Bitmap bmp = new Bitmap(Imagefilename);
                MemoryStream ms = new MemoryStream();
                bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
                byte[] arr = new byte[ms.Length];
                ms.Position = 0;
                ms.Read(arr, 0, (int)ms.Length);
                ms.Close();
                String strbaser64 = Convert.ToBase64String(arr);
                return strbaser64;
            }
            catch (Exception ex)
            {
                return ex.InnerException.Message.ToString();
            }
        }

    }
}