위 챗 오픈 플랫폼 의 사이트 권한 부여 위 챗 로그 인 기능
12606 단어 위 챗 오픈 플랫폼위 챗 로그 인사이트 권한 부여 위 챗 로그 인
2 위 챗 공식 강좌:https://open.weixin.qq.com/cgi-bin/showdocument?action=dir_list&t=resource/res_list&verify=1&id=open1419316505&token=&lang=zh_CN
3.pc 페이지 표시
4.공식 적 으로 제공 한 문 서 를 통 해 우 리 는 모두 4 단계 로 나 뉜 다 는 것 을 알 수 있다.
STEP 1:CODE 요청
STEP 2:code 로 access 획득token
STEP 3:accesstoken 호출 인터페이스
STEP 4:사용자 개인 정보 획득(UnionID 메커니즘)
api:핵심 코드
public class weixin_helper
{
public weixin_helper()
{
}
/// <summary>
/// AppID AppSecret access token( 2 )
/// </summary>
/// <returns>Dictionary</returns>
public static Dictionary<string, object> get_access_token()
{
//
oauth_config config = oauth_helper.get_config(2);
string send_url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" +
config.oauth_app_id + "&secret=" + config.oauth_app_key + "";
//
string result = Utils.HttpGet(send_url);
if (result.Contains("errmsg"))
{
return null;
}
try
{
Dictionary<string, object> dic = JsonConvert.DeserializeObject<Dictionary<string, object>>(result);
return dic;
}
catch
{
return null;
}
} /// <summary>
/// Access Token( 2 )
/// </summary>
/// <param name="code"> Authorization Code</param>
/// <param name="state"> CSRF ， </param>
/// <returns>Dictionary</returns>
public static Dictionary<string, object> get_access_token(string code, string state)
{
//
oauth_config config = oauth_helper.get_config(2);
string send_url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" +
config.oauth_app_id + "&secret=" + config.oauth_app_key + "&code="+code+"&grant_type=authorization_code";
//
string result = Utils.HttpGet(send_url);
if (result.Contains("errmsg"))
{
return null;
}
try
{
Dictionary<string, object> dic = JsonConvert.DeserializeObject<Dictionary<string, object>>(result);
return dic;
}
catch
{
return null;
}
}
/// <summary>
/// access_token access_token
/// </summary>
/// <param name="access_token"></param>
/// <returns>true </returns>
public static bool check_access_token(string access_token)
{
//
oauth_config config = oauth_helper.get_config(2);
string send_url = "https://api.weixin.qq.com/sns/auth?access_token=" + access_token + "&openid=" + config.oauth_app_id;
//
string result = Utils.HttpGet(send_url);
try
{
Dictionary<string, object> dic = JsonConvert.DeserializeObject<Dictionary<string, object>>(result);
if (dic.ContainsKey("errmsg"))
{
if (dic["errmsg"].ToString()=="ok")
{
return true;
}
else
{
return false;
}
}
return false;
}
catch
{
return false;
}
}
/// <summary>
/// fresh_token refresh_token refresh_token
/// </summary>
/// <param name="refresh_token">refresh_token</param>
/// <returns>Dictionary</returns>
public static Dictionary<string, object> get_refresh_token(string refresh_token)
{
//
oauth_config config = oauth_helper.get_config(2);
string send_url =
"https://api.weixin.qq.com/sns/oauth2/refresh_token?appid=" +
config.oauth_app_id + "&grant_type=refresh_token&refresh_token=" + refresh_token;
//
string result = Utils.HttpGet(send_url);
if (result.Contains("errmsg"))
{
return null;
}
try
{
Dictionary<string, object> dic = JsonConvert.DeserializeObject<Dictionary<string, object>>(result);
return dic;
}
catch
{
return null;
}
}
/// <summary>
///
/// </summary>
/// <param name="access_token"> Access Token</param>
/// <param name="open_id"> openid</param>
/// <returns>Dictionary</returns>
public static Dictionary<string, object> get_user_info(string access_token, string open_id)
{
//
oauth_config config = oauth_helper.get_config(2);
//
string send_url = "https://api.weixin.qq.com/sns/userinfo?access_token="+access_token+"&openid="+open_id;
//
string result = Utils.HttpGet(send_url);
if (result.Contains("errmsg"))
{
return null;
}
// JSON
Dictionary<string, object> dic = JsonHelper.DataRowFromJSON(result);
return dic;
}
}
#region
/// <summary>
///
/// </summary>
public ActionResult WeChat()
{
//
oauth_config config = oauth_helper.get_config(2); // id
if (config == null)
{
return Content(" ， API ！");
}
string state = Guid.NewGuid().ToString().Replace("-", "");
Session["oauth_state"] = state;
string send_url =
"https://open.weixin.qq.com/connect/qrconnect?appid=" + config.oauth_app_id +
"&redirect_uri=" + Utils.UrlEncode(config.return_uri.ToLower()) +
"&response_type=code&scope=snsapi_login&state=" + state +
"#wechat_redirect";
//
return Redirect(send_url); //
}
/// <summary>
/// action
/// </summary>
public ActionResult WeChatReturnUrl(string state, string code)
{
//
string access_token = string.Empty;
string expires_in = string.Empty;
string client_id = string.Empty;
string openid = string.Empty;
string refresh_token = string.Empty;
if (Session["oauth_state"] == null || Session["oauth_state"].ToString() == "" ||
state != Session["oauth_state"].ToString() || string.IsNullOrEmpty(code))// code state
{
return Content(" ，state ！");
}
// ： code Access Token openid
Dictionary<string, object> dic1 = weixin_helper.get_access_token(code, state);
if (dic1 == null || !dic1.ContainsKey("access_token"))
{
return Content(" ：， Access Token， App Key ！");
}
if (dic1 == null || !dic1.ContainsKey("openid"))
{
if (dic1.ContainsKey("errmsg"))
{
return Content("errcode：" + dic1["errcode"] + ",errmsg：" + dic1["errmsg"]);
}
else
{
return Content(" ， Openid！");
}
}
access_token = dic1["access_token"].ToString();// access_token
expires_in = dic1["expires_in"].ToString();//
refresh_token = dic1["refresh_token"].ToString();// access_token
openid = dic1["openid"].ToString();// openid
//
Session["oauth_name"] = "webchat";
Session["oauth_access_token"] = access_token;
Session["oauth_openid"] = openid;
Session["oauth_refresh_token"] = refresh_token;
#region todo
#endregion
// ： Access Token openid
//Dictionary<string, object> dic2 = weixin_helper.get_user_info(access_token,openid);
// ：
return Content(WeChatResultJson());
}
/// <summary>
/// action,
/// </summary>
public string WeChatResultJson()
{
string oauth_access_token = string.Empty;
string oauth_openid = string.Empty;
string oauth_name = string.Empty;
string oauth_refresh_token = string.Empty;
if (Session["oauth_name"] == null || Session["oauth_access_token"] == null ||
Session["oauth_openid"] == null)
{
return "{\"ret\":\"1\", \"msg\":\" ，Access Token ！\"}";
}
oauth_name = Session["oauth_name"].ToString();
oauth_access_token = Session["oauth_access_token"].ToString();
oauth_openid = Session["oauth_openid"].ToString();
oauth_refresh_token = Session["oauth_refresh_token"].ToString();
if (!weixin_helper.check_access_token(oauth_access_token)) // access_token
{
Dictionary<string, object> dic1 = weixin_helper.get_refresh_token(oauth_refresh_token);// access_token
if (dic1 == null || !dic1.ContainsKey("access_token"))
{
return "{\"openid\":\"0\", \"msg\":\" ， access_token！\"}";
}
oauth_access_token = dic1["access_token"].ToString();
}
Dictionary<string, object> dic = weixin_helper.get_user_info(oauth_access_token, oauth_openid);
if (dic == null)
{
return "{\"openid\":\"0\", \"msg\":\" ， ！\"}";
}
try
{
StringBuilder str = new StringBuilder();
str.Append("{");
str.Append("\"openid\": \"" + dic["openid"].ToString() + "\", ");
str.Append("\"nickname\": \"" + dic["nickname"].ToString() + "\", ");
str.Append("\"sex\": \"" + dic["sex"].ToString() + "\", ");
str.Append("\"province\": \"" + dic["province"].ToString() + "\", ");
str.Append("\"city\": \"" + dic["city"].ToString() + "\", ");
str.Append("\"country\": \"" + dic["country"].ToString() + "\", ");
str.Append("\"headimgurl\": \"" + dic["headimgurl"].ToString() + "\", ");
str.Append("\"privilege\": \"" + dic["privilege"].ToString() + "\", ");
str.Append("\"unionid\": \"" + dic["unionid"].ToString() + "\"");
str.Append("\"oauth_name\": \"" + oauth_name + "\"");
str.Append("\"oauth_access_token\": \"" + oauth_access_token + "\"");
str.Append("\"oauth_openid\": \"" + oauth_openid + "\"");
str.Append("}");
return str.ToString();
}
catch
{
return "{\"ret\":\"0\", \"msg\":\" ， ！\"}";
}
}
#endregion좋은 웹페이지 즐겨찾기
