httpresponse 相关问题

Angular 9 客户端登录页面我想在元素中显示特定返回的错误消息，而不是当前显示的通用消息。 Angular 9 客户端登录页面我想在 <h4> 元素中显示具体返回的错误消息，而不是当前显示的通用消息。 <div class="navbar bg-info mb-1"> <a class="navbar-brand text-white">The ACTS Factory Authentication</a> </div>  <h4 *ngIf="showError" class="p-2 bg-danger text-white"> Invalid username or password! </h4> <form novalidate #authForm="ngForm" class="m-3" title="LoginForm"> <div class="form-group"> <label>Name:</label> <input #name="ngModel" name="name" class="form-control" [(ngModel)]="authService.name" required /> <div *ngIf="name.invalid" class="text-danger"> Please enter your user name </div> </div> <div class="form-group"> <label>Password:</label> <input type="password" #password="ngModel" name="password" class="form-control" [(ngModel)]="authService.password" required /> <div *ngIf="password.invalid" class="text-danger"> Please enter your password </div> </div> <div class="text-center pt-2"> <button type="button" class="btn btn-primary font-weight-bold" [disabled]="authForm.invalid" (click)="login()"> Please Login </button> </div> </form> Angular 9 组件我正在从这个 Angular 客户端组件登录。当响应状态代码为 400 Bad Request 时，result 为 false，一般错误消息显示在 <h4> 元素中。这里的login()方法订阅了认证服务存储库中的Login()方法。返回的响应对象或包含错误文本的属性必须返回此处才能添加到 html 显示中。 import { Component } from "@angular/core"; import { AuthenticationService } from "./authentication.service"; @Component({ templateUrl: "authentication.component.html" }) export class AuthenticationComponent { showError: boolean = false; constructor(public authService: AuthenticationService) { } login() { this.showError = false; this.authService.login().subscribe(result => { this.showError = !result }); } } Angular 9 登录方法在客户端认证服务存储库中此登录方法调用数据源的可观察 login() 方法，确定是否已收到有效（真或假）响应，并将响应中包含的返回属性映射到局部变量。 login(): Observable<boolean> { this.authenticated = false; return this.dataSource.login(this.userName, this.userPwd).pipe( map(response => { if (response) { this.callbackUrl = null; this.authenticated = true; this.password = null this.router.navigateByUrl(this.callbackUrl || "appmenu"); } this.profileEmail = null; this.profilePhone = null; if (this.dataSource.teamUser) { this.isTeamUser = this.dataSource.teamUser; } else { this.isTeamUser = false; } return this.authenticated = true; }), catchError(e => { this.authenticated = false; [I have tried to capture the error text here] return of(false); })); } Angular 9 客户端身份验证数据源登录方法这是客户端的数据源；它向服务器发送http请求并接收http响应。它还将响应中的属性映射到局部变量，确定目标 URL，并跟踪必要的标头。 auth_Header: HttpHeaders = new HttpHeaders(); auth_token: string = null; login(theName: string, thePassword: string): Observable<boolean> { return this.http.post<any>("/api/account/login", { name: theName, password: thePassword }) .pipe(map(response => { [I have tried capturing the error here and exiting with response.success = false] this.auth_token = response.success ? response.token : null; // JWT token generated in server-side AccountController this.auth_Header = this.auth_Header.set("Authorization", "Bearer<" + this.auth_token + ">"); this.authCookie.JWTauthcookie = this.auth_token; // save for the other datasources this.loginTime = response.loginTime; // to return user's registered email and phonenumber to client this.profileEmail = ""; this.profileEmail = response.profileEmail; this.profilePhone = ""; this.profilePhone = response.profilePhone; } this.isAuthenticated = true; return response.success; })); ASP.NET Core MVC 帐户控制器这是处理登录请求的 ASP.NET Core MVC 控制器，在 ASP.NET Core Identity 中搜索用户名和密码（代码中未显示），并在登录成功时返回 200 状态代码和 JSON 对象。我现在返回两个特定的登录错误条件（未找到用户或密码无效），我想在无效登录尝试后在客户端上显示它们。我尝试使用 OK 而不是 BadRequest() 状态代码 400 返回错误。但是，这对客户端没有帮助。任何和所有的想法将不胜感激。谢谢。 [HttpPost("/api/account/login")] public async Task<IActionResult> Login([FromBody] LoginViewModel creds) { LoginError = ""; bool loginResult = false; object myReturnObject = new object(); if (ModelState.IsValid) { // go look for existing Identity user and try to sign in loginResult = await DoLogin(creds); if (loginResult) { myReturnObject = "{ " + '\n' + " " + '"' + "success" + '"' + ":" + '"' + signInResult.Succeeded.ToString() + '"' + "," + '\n' + " " + '"' + "token" + '"' + ':' + '"' + bearerJWTokenString + '"' + "," + '\n' + " " + '"' + "loginTime" + '"' + ':' + '"' + DateTime.Now.ToShortTimeString() + '"' + "," + '\n' + " " + '"' + "profileEmail" + '"' + ':' + '"' + profileEmail + '"' + "," + '\n' + " " + '"' + "profilePhone" + '"' + ':' + '"' + profilePhone + '"' + "," + '\n' + " " + '"' + "team" + '"' + ':' + '"' + loggedInUserType.ToString() + '"' + "," + '\n' + "}"; // good login returns this object as a Json file in // the HTTP Response body return Ok(myReturnObject); } else { // if bad username or pwd - this returns http status // code 400 "Bad Request" plus the LoginError json object return BadRequest("{" + '\n' + " " + '"' + "InvalidLogin" + '"' + ':' + '"' + "True" + '"' + '\n' + " " + '"' + "LoginError" + '"' + ':' + '"' + LoginError + '"' + '\n' + "}"); } } // bad model state returns - http error 400 Bad Request return BadRequest(ModelState.ValidationState.ToString()); } 客户端返回的JSON对象截图： .subscribe( data => {/* success action*/}, (error: HttpErrorResponse) => {/* error action */ console.error(error)}, () => {/* complite (after success OR error) action */} )

angular typescript asp.net-core-mvc httpresponse asp.net-core-2.1

回答 1 投票 0

MVC Server 登录无效后，如何捕获返回的 Json 响应中的错误文本并将其显示给 Angular 客户端上的用户？

Angular 9 客户端登录页面——我想在 h4 元素中显示特定返回的错误消息，而不是当前显示的通用消息。 Angular 9 客户端登录页面 - 我想在 h4 元素中显示特定返回的错误消息，而不是当前显示的通用消息。 <div class="navbar bg-info mb-1"> <a class="navbar-brand text-white">The ACTS Factory Authentication</a> </div> <h4 *ngIf="showError" class="p-2 bg-danger text-white"> Invalid username or password! **I want to put the specific error condition here** </h4> <form novalidate #authForm="ngForm" class="m-3" title="LoginForm"> <div class="form-group"> <label>Name:</label> <input #name="ngModel" name="name" class="form-control" [(ngModel)]="authService.name" required /> <div *ngIf="name.invalid" class="text-danger"> Please enter your user name </div> </div> <div class="form-group"> <label>Password:</label> <input type="password" #password="ngModel" name="password" class="form-control" [(ngModel)]="authService.password" required /> <div *ngIf="password.invalid" class="text-danger"> Please enter your password </div> </div> <div class="text-center pt-2"> <button type="button" class="btn btn-primary font-weight-bold" [disabled]="authForm.invalid" (click)="login()"> Please Login </button> </div> </form> Angular 9 组件——我从这个 Angular 客户端组件登录。当响应状态代码为 400 Bad Request 时，“result”为 false，一般错误消息显示在 h4 元素中。这里的login()方法订阅了身份验证服务存储库中的Login()方法。返回的 Response 对象或包含错误文本的属性必须返回此处才能添加到 html 显示中。 import { Component } from "@angular/core"; import { AuthenticationService } from "./authentication.service"; @Component({ templateUrl: "authentication.component.html" }) export class AuthenticationComponent { showError: boolean = false; constructor(public authService: AuthenticationService) { } login() { this.showError = false; this.authService.login().subscribe(result => { this.showError = !result }); } } 客户端身份验证服务存储库中的 Angular 9 登录方法——此登录方法调用数据源的 Observable login() 方法，确定是否已收到有效（真或假）响应，并将响应中包含的返回属性映射到局部变量. login(): Observable<boolean> { this.authenticated = false; return this.dataSource.login(this.userName, this.userPwd).pipe( map(response => { if (response) { this.callbackUrl = null; this.authenticated = true; this.password = null this.router.navigateByUrl(this.callbackUrl || "appmenu"); } this.profileEmail = null; this.profilePhone = null; if (this.dataSource.teamUser) { this.isTeamUser = this.dataSource.teamUser; } else { this.isTeamUser = false; } return this.authenticated = true; }), catchError(e => { this.authenticated = false; [I have tried to capture the error text here] return of(false); })); } Angular 9 客户端身份验证数据源登录方法 -- 这是客户端的数据源；它向服务器发送http请求并接收http响应。它还将响应中的属性映射到局部变量，确定目标 URL，并跟踪必要的标头。 auth_Header: HttpHeaders = new HttpHeaders(); auth_token: string = null; login(theName: string, thePassword: string): Observable<boolean> { return this.http.post<any>("/api/account/login", { name: theName, password: thePassword }) .pipe(map(response => { [I have tried capturing the error here and exiting with response.success = false] this.auth_token = response.success ? response.token : null; // JWT token generated in server-side AccountController this.auth_Header = this.auth_Header.set("Authorization", "Bearer<" + this.auth_token + ">"); this.authCookie.JWTauthcookie = this.auth_token; // save for the other datasources this.loginTime = response.loginTime; // to return user's registered email and phonenumber to client this.profileEmail = ""; this.profileEmail = response.profileEmail; this.profilePhone = ""; this.profilePhone = response.profilePhone; } this.isAuthenticated = true; return response.success; })); MVC 帐户控制器——这是处理登录请求的 MVC 控制器，在 AspNetCore Identity 中搜索用户名和密码（代码中未显示），并在登录成功时返回 200 状态代码和 Json 对象。我现在返回两个特定的登录错误条件（未找到用户或密码无效），我想在无效登录尝试后在客户端上显示它们。我尝试使用“OK”而不是 BadRequest() 状态代码 400 返回错误。但是，这对客户端没有帮助。任何和所有的想法将不胜感激。谢谢。 [HttpPost("/api/account/login")] public async Task<IActionResult> Login([FromBody] LoginViewModel creds) { LoginError = ""; bool loginResult = false; object myReturnObject = new object(); if (ModelState.IsValid) { loginResult = await DoLogin(creds); // go look for existing Identity user and try to sign in if (loginResult) { myReturnObject = "{ " + '\n' + " " + '"' + "success" + '"' + ":" + '"' + signInResult.Succeeded.ToString() + '"' + "," + '\n' + " " + '"' + "token" + '"' + ':' + '"' + bearerJWTokenString + '"' + "," + '\n' + " " + '"' + "loginTime" + '"' + ':' + '"' + DateTime.Now.ToShortTimeString() + '"' + "," + '\n' + " " + '"' + "profileEmail" + '"' + ':' + '"' + profileEmail + '"' + "," + '\n' + " " + '"' + "profilePhone" + '"' + ':' + '"' + profilePhone + '"' + "," + '\n' + " " + '"' + "team" + '"' + ':' + '"' + loggedInUserType.ToString() + '"' + "," + '\n' + "}"; return Ok(myReturnObject); // good login returns this object as a Json file in the HTTP Response body } else { // if bad username or pwd - this returns http status code 400 "Bad Request" plus the LoginError json object return BadRequest("{" + '\n' + " " + '"' + "InvalidLogin" + '"' + ':' + '"' + "True" + '"' + '\n' + " " + '"' + "LoginError" + '"' + ':' + '"' + LoginError + '"' + '\n' + "}"); } } return BadRequest(ModelState.ValidationState.ToString()); // bad model state returns - http error 400 Bad Request } 客户端返回的Json对象图片 [![Login error text message][1]][1] .subscribe( data => {/* success action*/}, (error: HttpErrorResponse) => {/* error action */ console.error(error)}, () => {/* complite (after success OR error) action */} )

angular typescript asp.net-mvc httpresponse asp.net-core-2.1

回答 1 投票 0

AttributeError：“HTTPResponse”对象没有属性“replace”

嗨，我收到上述错误。为什么它会弹出，我错过了什么以及如何解决它？谢谢尝试：将 urllib.request 导入为 urllib2 除了导入错误：导入 urllib2 来自 html2text

python python-3.x web-scraping httpresponse

回答 3 投票 0

资源最大响应代码是多少？ REST API 的限制？

我正在设计一个用于注册课程注册的 REST API。在我的端点中，我可以发布注册：发布到 http://my-api/class/learn-rest/enrollment 这将创建一个新的注册。

rest http post httpresponse http-response-codes

回答 3 投票 0

如何在FastAPI的RedirectResponse中添加body内容？

我想在 /check_base 端点内使用音频文件。但是，我无法在 FastAPI 的 RedirectResponse 正文中发送文件。 /check 端点返回一个 RedirectResponse，仅