实体类:public class userlist
{
public string total { get; set; }
public string count { get; set; }
public userlistopenid data { get; set; }
public string next_openid { get; set; }
}public class userlistopenid
{
public List openid { get; set;
}public class userdetail
{
public int subscribe { get; set; }
public string openid { get; set; }
public string nickname { get; set; }
public int sex { get; set; }
public string language { get; set; }
public string city { get; set; }
public string province { get; set; }
public string country { get; set; }
public string headimgurl { get; set; }
public int subscribe_time { get; set; }
public string unionid { get; set; }
public string remark { get; set; }
public int groupid { get; set; }
public int[] tagid_list { get; set; }
}
getUser.aspx代码:
public partial class getUser : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
//获取用户列表
protected void btnGet_Click(object sender, EventArgs e)
{
string next_opid = string.Empty;
string url = "https://api./cgi-bin/user/get?access_token="+mainArg.get_Token()+"&next_openid=";
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())
{
StreamReader sr = new StreamReader(response.GetResponseStream());
string result = sr.ReadToEnd();
sr.Close();
mon.Entity.userlist userlist = mon.Util.JsonEntityExchange.Json2Entity(result);
//Response.Write(userlist.count + "/"+userlist.data+"/"+userlist.next_openid+"/"+userlist.total);
ddlopenids.DataSource = userlist.data.openid;
ddlopenids.DataTextField = "";
ddlopenids.DataValueField = "";
ddlopenids.DataBind();
ListItem item = new ListItem();
item.Text = "--请选择用户的openID--";
item.Value = "--0--";
ddlopenids.Items.Insert(0, item);
}
}
//获取用户基本信息(包括UnionID机制)
protected void ddlopenids_SelectedIndexChanged(object sender, EventArgs e)
{
string url = "https://api./cgi-bin/user/info?access_token="+ mainArg.get_Token() + "&openid="+ddlopenids.SelectedItem.Text+"&lang=zh_CN ";
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())
{
StreamReader sr = new StreamReader(response.GetResponseStream());
string result = sr.ReadToEnd();
sr.Close();
mon.Entity.userdetail user= mon.Util.JsonEntityExchange.Json2Entity(result);
lblMSG.Text = user.subscribe + "/" + user.openid + "/" + user.nickname + "/";
imgHead.ImageUrl = user.headimgurl;
}
}
}
mainArg.cs获取accessToken帮助类：public class mainArg
{
//测试号
public static string appid = "wx3eb5bf1290db2ca0";
public static string secret = "e6013be0a7338c7d3e02877db116e231";
public string jsapi_ticket;
public string noncestr;
public long timestamp;
public string signature;
private static string path = HttpContext.Current.Server.MapPath(@"~/TemplePath");
private static string tokenPath = HttpContext.Current.Server.MapPath(@"~/TemplePath/token.txt");
private static string ticketPath = HttpContext.Current.Server.MapPath(@"~/TemplePath/ticket.txt");
public mainArg() {
noncestr = getNonceStr();
timestamp = getTime();
}
///
/// 获取access_token
///
///
public static string get_Token()
{
string token = null;
//判断是否存在或过期
if (File.Exists(tokenPath)) {
FileStream fs = new FileStream(tokenPath, FileMode.Open);
var serializer = new DataContractJsonSerializer(typeof(AccToken));
AccToken readJSToken = (AccToken)serializer.ReadObject(fs);
fs.Close();
FileInfo fi = new FileInfo(tokenPath);
if (CheckTimeOut(fi.LastWriteTime) < (readJSToken.expires_in-200)) {
return token = readJSToken.access_token;
}
}
string url = @"https://api./cgi-bin/token?grant_type=client_credential&";
string urlarg = @"appid=" + appid + @"&secret=" + secret;
// HttpUtility.UrlEncode(appid,Encoding.GetEncoding("utf-8"));
url += urlarg;
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
using (WebResponse response = req.GetResponse())
{
Stream s = response.GetResponseStream();
StreamReader sr = new StreamReader(s);
token = sr.ReadToEnd();
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (File.Exists(tokenPath))
{
File.Delete(tokenPath);
}
FileStream fs = File.Create(tokenPath);
StreamWriter sw = new StreamWriter(fs);
sw.Write(token);
sw.Flush();
sw.Close();
fs.Close();
FileStream fs1 = new FileStream(tokenPath, FileMode.Open);
var serializer = new DataContractJsonSerializer(typeof(AccToken));
AccToken readJSToken = (AccToken)serializer.ReadObject(fs1);
fs1.Close();
token = readJSToken.access_token;
return token;
}
}
///
/// 获取ticket
///
///
public string getTicket() {
string ticket = null;
// 判断是否存在或过期
if (File.Exists(ticketPath))
{
FileStream fs = new FileStream(ticketPath, FileMode.Open);
var serializer = new DataContractJsonSerializer(typeof(JsTicket));
JsTicket readJSTicket = (JsTicket)serializer.ReadObject(fs);
fs.Close();
FileInfo fi = new FileInfo(ticketPath);
if (CheckTimeOut(fi.LastWriteTime) < (readJSTicket.expires_in - 200))
{
return ticket = readJSTicket.ticket;
}
}
string url = @"https://api./cgi-bin/ticket/getticket?type=jsapi&";
string urlarg = @"access_token="+get_Token();
// HttpUtility.UrlEncode(appid,Encoding.GetEncoding("utf -8"));
url += urlarg;
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
using (WebResponse response = req.GetResponse())
{
Stream s = response.GetResponseStream();
StreamReader sr = new StreamReader(s);
ticket = sr.ReadToEnd();
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (File.Exists(ticketPath))
{
File.Delete(ticketPath);
}
FileStream fs = File.Create(ticketPath);
StreamWriter sw = new StreamWriter(fs);
sw.Write(ticket);
sw.Flush();
sw.Close();
fs.Close();
FileStream fs1 = new FileStream(ticketPath, FileMode.Open);
var serializer = new DataContractJsonSerializer(typeof(JsTicket));
JsTicket readJSTicket = (JsTicket)serializer.ReadObject(fs1);
fs1.Close();
ticket = readJSTicket.ticket;
return ticket;
}
}
//
public static long getTime() {
return Convert.ToInt64((DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0)).TotalSeconds);
}
public static string getTimeString(DateTime dt)
{
TimeSpan ts = dt.ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0, 0);
return Convert.ToInt64(ts.TotalSeconds).ToString();
}
//获取16位随机字符串
public static string getNonceStr()
{
int length = 16;
string chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
string str = "";
Random rad = new Random();
for (int i = 0; i < length; i++)
{
str += chars.Substring(rad.Next(0, chars.Length - 1), 1);
}
return str;
}
//得到签名
public string getSign() {
jsapi_ticket = getTicket();
string s1 = string.Format("jsapi_ticket={0}&noncestr={1}×tamp={2}&url=/Manager/Main/testjs.aspx", jsapi_ticket, noncestr, timestamp.ToString());
signature = GetSHA1(s1);
return signature;
}
public static string GetSHA1(string strSource)
{
string strResult = string.Empty;
System.Security.Cryptography.SHA1 sha = System.Security.Cryptography.SHA1.Create();
byte[] bytResult = puteHash(System.Text.Encoding.UTF8.GetBytes(strSource));
for (int i = 0; i < bytResult.Length; i++)
{
strResult = strResult + bytResult[i].ToString("x2");
}
return strResult;
}
//SHA1哈希加密算法
public static string GetSHA1_1(string str_sha1_in)
{
SHA1 sha1 = new SHA1CryptoServiceProvider();
byte[] bytes_sha1_in = Encoding.Default.GetBytes(str_sha1_in);
byte[] bytes_sha1_out = puteHash(bytes_sha1_in);
string str_sha1_out = BitConverter.ToString(bytes_sha1_out);
str_sha1_out = str_sha1_out.Replace("-", "").ToLower();
return str_sha1_out;
}
// 判断是否超过7200s
public static long CheckTimeOut(DateTime changeTime)
{
return Convert.ToInt64((DateTime.Now - changeTime).TotalSeconds);
}
}
# region 创建Json序列化 及反序列化类目
//创建JSon类 保存文件 ticket.txt
public class AccToken
{
public string access_token { get; set; }
public long expires_in { get; set; }
}
//创建从微信返回结果的一个类 用于获取ticket
public class JsTicket
{
public long errcode { get; set; }
public string errmsg { get; set; }
public string ticket { get; set; }
public long expires_in { get; set; }
}
#endregion
JSon序列化，反序列化
public class JsonEntityExchange where T:new()
{
///
/// json转实体LIST
///
///
///
public static List Json2Entitys(string JsonStr)
{
JavaScriptSerializer Serializer = new JavaScriptSerializer();
List objs = Serializer.Deserialize>(JsonStr);
return objs;
}
///
/// json转实体
///
///
///
public static T Json2Entity(string json)
{
T obj = Activator.CreateInstance();
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(json)))
{
DataContractJsonSerializer serializer = new DataContractJsonSerializer(obj.GetType());
return (T)serializer.ReadObject(ms);
}
}
///
/// 实体转json
///
/// 实体list
///
public static string Entity2Json(List lists) {
return new JavaScriptSerializer().Serialize(lists);
}
}
结果如图:
