ASP.NET MVC 導入 Line登入/註冊 (token物件 => 錯誤)

line bot line api asp.net mvc isrock.lineloginv21 line login

rong105100313 2022-03-11 11:38:14 ‧ 1240 瀏覽

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View

<h2>Index</h2>
<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title></title>
    <script>
        //建立OAuth 身分驗證頁面並導入
        function Auth() {
            var URL = 'https://access.line.me/oauth2/v2.1/authorize?';
            URL += 'response_type=code';
            URL += '&client_id=165xxxxxxx';   //TODO:這邊要換成你的client_id
            URL += '&redirect_uri=http://localhost:88888/LineLogin/Callback';
            URL += '&scope=openid%20profile';
            URL += '&state=abcde';
            window.location.href = URL;
        }

        //建立OAuth 身分驗證頁面並導入
        function AuthWithEmail() {
            var URL = 'https://access.line.me/oauth2/v2.1/authorize?';
            URL += 'response_type=code';
            URL += '&client_id=165xxxxxxx';   //TODO:這邊要換成你的client_id
            URL += '&redirect_uri=http://localhost:88888/LineLogin/Callback';
            URL += '&scope=openid%20profile%20email';
            URL += '&state=abcde';
            window.location.href = URL;
        }

        //Button1 click
        function Button1_click() {
            Auth();
        }
        //Button2 click
        function Button2_click() {
            AuthWithEmail();
        }

        //hook event
        $(document).ready(function () {
            $('#Button1').click(Button1_click);
            $('#Button2').click(Button2_click);
        });
    </script>
</head>
<body>
    <form action="/LineLogin/GetUserProfile" method="post">
        <div class="row" style="margin: 12px">
            <div class="col-lg-6">
                <div class="panel panel-primary">
                    <div class="panel-heading">
                        範例 :  LINE Login  Example
                    </div>
                    <div class="panel-body">
                        使用說明:
                        <ol>
                            <li>
                                使用此範例Source code，請先更換程式碼中《你的Client_id》<br />
                                (位於Index.cshtml)
                            </li>
                            <li>
                                並且調整你申請好的 LINE Login 設定的callback url
                                <br />
                                (測試階段應為http://localhost:88888/LineLogin/Callback)
                            </li>
                            <li>同時Callback action(LineLoginController.cs)中的client_id與client_secret必須改為你申請 LINE Login 後取得的正確資料</li>
                            <li>相關說明請參考 : http://studyhost.blogspot.tw/2016/12/linebot7-line-loginoauth-sso.html </li>
                        </ol>
                        使用步驟:
                        <ol>
                            <li>請點選《使用Line登入》，將會取得該登入用戶的access_token</li>
                            <li>接著按下《取得用戶資訊》，可透過access_token取得用戶資訊</li>
                        </ol>
                        安全性說明:
                        <ol>
                            <li>token會由放在textbox是為了便於您測試和debug, 正式環境不該如此。</li>
                            <li>會有嚴重的安全性顧慮</li>
                        </ol>
                    </div>
                </div>
            </div>
            <div class="col-lg-6">
                <div class="panel panel-primary">
                    <div class="panel-heading">
                        測試 LINE Login
                    </div>
                    <div class="panel-body">
                        <button class="btn btn-primary pull-left" style="margin-right: 5px" id="Button1" type="button">使用LINE Login登入</button>
                        <div class="pull-left">
                            <button class="btn btn-primary" id="Button2" type="button">使用LINE Login登入(取得email資訊)</button><br />
                            <label>(透過上面LINE Login按鈕將取得您的email，僅供本範例示範需要使用)</label><br />
                            <label>(申請的LINE Login Channel必須支援OpenID Connect/email) </label>
                        </div>
                        <br />
                        <br />
                        <div class="form-group">
                            <label>取回的token:</label>
                            <input name="Token" class="form-control" value="@ViewBag.access_token" /><br />
                            <label>取回的email: (申請的LINE Login Channel必須支援OpenID Connect/email)</label>
                            <input name="Email" class="form-control" value="@ViewBag.email"  /><br />

                            <input type="submit" class="btn btn-primary" name="GetUserProfile" value="取得用戶資訊" />
                            <br />
                            <textarea rows="5" class="form-control" name="TextArea">@ViewBag.UserProfileJSON</textarea>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </form>
</body>

Controllers

using isRock.LineLoginV21;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace Line_Login_MVC.Controllers
{
    public class LineLoginController : Controller
    {
        // GET: LineLogin
        [HttpGet]
        public ActionResult Index()
        {
            return View();
        }


        [HttpGet]
        public ActionResult Callback()
        {
            //取得返回的code
            string code = Request.QueryString["code"];
            if (code == null)
            {
                TempData["顯示"] = "不正確";
                return RedirectToAction("Index", "LineLogin");
            }

            //從Code取回toke
            var token = Utility.GetTokenFromCode(code,
                "165xxxxxxx",  //TODO:請更正為你自己的 client_id
                "7xxxxxxxxxxxxxxxxxxxx", //TODO:請更正為你自己的 client_secret
                "http://localhost:88888/LineLogin/Callback");  //TODO:請檢查此網址必須與你的LINE Login後台Call back URL相同

            //利用access_token取得用戶資料
            var user = Utility.GetUserProfile(token.access_token);
            //利用id_token取得Claim資料
            var JwtSecurityToken = new System.IdentityModel.Tokens.Jwt.JwtSecurityToken(token.id_token);
            var email = "";
            //如果有email
            if (JwtSecurityToken.Claims.ToList().Find(c => c.Type == "email") != null)
                email = JwtSecurityToken.Claims.First(c => c.Type == "email").Value;

            //ViewBag
            ViewBag.email = email;
            ViewBag.access_token = token.access_token;
            ViewBag.displayName = user.displayName;
            TempData["顯示"] = "不正確";
            return RedirectToAction("Index", "LineLogin");
        }

        [HttpPost]
        public ActionResult GetUserProfile(string Token, string email)
        {
            //透過token取得用戶資料
            var user = Utility.GetUserProfile(Token);
            ViewBag.UserProfileJSON = Newtonsoft.Json.JsonConvert.SerializeObject(user);
            //ViewBag
            ViewBag.email = email;
            ViewBag.access_token = Token;
            return View();
        }
    }
}

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