/// <summary>Authenticate for the specified authentication scheme.</summary>
/// <param name="context">The <see cref="T:Microsoft.AspNetCore.Http.HttpContext" />.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The result.</returns>
public virtual async Task <AuthenticateResult> AuthenticateAsync(HttpContext context, string scheme)
{
if (scheme == null)
{
var authenticateSchemeAsync = await Schemes.GetDefaultAuthenticateSchemeAsync();
scheme = authenticateSchemeAsync?.Name;
if (scheme == null)
{
throw new InvalidOperationException("No authenticationScheme was specified, and there was no DefaultAuthenticateScheme found.");
}
}
var handlerAsync = await Handlers.GetHandlerAsync(context, scheme);
if (handlerAsync == null)
{
throw new InvalidOperationException(string.Format("No authentication handler is configured to authenticate for the scheme: {0}", scheme));
}
var result = await handlerAsync.AuthenticateAsync();
if (result != null && result.Succeeded)
{
return(AuthenticateResult.Success(new AuthenticationTicket(await(this).Transform.TransformAsync(result.Principal), result.Properties, result.Ticket.AuthenticationScheme)));
}
return(result);
}
/// <summary>
/// Authenticate for the specified authentication scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The result.</returns>
public virtual async Task <AuthenticateResult> AuthenticateAsync(HttpContext context, string scheme)
{
if (scheme == null)
{
var defaultScheme = await Schemes.GetDefaultAuthenticateSchemeAsync();
scheme = defaultScheme?.Name;
if (scheme == null)
{
throw new InvalidOperationException($"No authenticationScheme was specified, and there was no DefaultAuthenticateScheme found.");
}
}
var handler = await Handlers.GetHandlerAsync(context, scheme);
if (handler == null)
{
throw await CreateMissingHandlerException(scheme);
}
var result = await handler.AuthenticateAsync();
if (result != null && result.Succeeded)
{
var transformed = await Transform.TransformAsync(result.Principal);
return(AuthenticateResult.Success(new AuthenticationTicket(transformed, result.Properties, result.Ticket.AuthenticationScheme)));
}
return(result);
}
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
////赋值用户权限
Requirement = requirement;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext).HttpContext;
//请求Url
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
var handler = await handlers.GetHandlerAsync(httpContext, scheme.Name) as IAuthenticationRequestHandler;
if (handler != null && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
if (Requirement.Permissions.GroupBy(g => g.Url).Where(w => w.Key.ToLower() == questUrl).Count() > 0)
{
var name = httpContext.User.Claims.SingleOrDefault(s => s.Type == requirement.ClaimType).Value;
//验证权限
if (Requirement.Permissions.Where(w => w.Name == name && w.Url.ToLower() == questUrl).Count() <= 0)
{
//无权限跳转到拒绝页面
httpContext.Response.Redirect(requirement.DeniedAction);
}
}
context.Succeed(requirement);
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并助是form表单提交类型，否则为失败
if (!questUrl.Equals(Requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") ||
!httpContext.Request.HasFormContentType))
{
//httpContext.Response.Redirect("/api/test");
context.Fail();
return;
}
context.Succeed(requirement);
}
/// <summary>
/// Authenticate for the specified authentication scheme.
/// </summary>
/// <param name="context">The <see cref="HttpContext"/>.</param>
/// <param name="scheme">The name of the authentication scheme.</param>
/// <returns>The result.</returns>
public virtual async Task <AuthenticateResult> AuthenticateAsync(HttpContext context, string?scheme)
{
if (scheme == null)
{
var defaultScheme = await Schemes.GetDefaultAuthenticateSchemeAsync();
scheme = defaultScheme?.Name;
if (scheme == null)
{
throw new InvalidOperationException($"No authenticationScheme was specified, and there was no DefaultAuthenticateScheme found. The default schemes can be set using either AddAuthentication(string defaultScheme) or AddAuthentication(Action<AuthenticationOptions> configureOptions).");
}
}
var handler = await Handlers.GetHandlerAsync(context, scheme);
if (handler == null)
{
throw await CreateMissingHandlerException(scheme);
}
// Handlers should not return null, but we'll be tolerant of null values for legacy reasons.
var result = (await handler.AuthenticateAsync()) ?? AuthenticateResult.NoResult();
if (result.Succeeded)
{
var principal = result.Principal !;
var doTransform = true;
_transformCache ??= new HashSet <ClaimsPrincipal>();
if (_transformCache.Contains(principal))
{
doTransform = false;
}
if (doTransform)
{
principal = await Transform.TransformAsync(principal);
_transformCache.Add(principal);
}
return(AuthenticateResult.Success(new AuthenticationTicket(principal, result.Properties, result.Ticket !.AuthenticationScheme)));
}
return(result);
}
// 重载异步处理程序
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// 将最新的角色和接口列表更新
var data = await RoleModulePermissionServices.GetRoleModule();
var list = (from item in data
where item.IsDeleted == false
orderby item.Id
select new PermissionItem
{
Url = item.Module?.LinkUrl,
Role = item.Role?.Name,
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
var filterContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext);
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext)?.HttpContext;
//请求Url
if (httpContext != null)
{
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
filterContext.Result = new JsonResult(payload);
context.Succeed(requirement);
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
// 取消对URL的判断，因为只需判断该角色下是否匹配当前URL即可，若不匹配都是无效请求
//var isMatchUrl = false;
//var permisssionGroup = requirement.Permissions.GroupBy(g => g.Url);
//foreach (var item in permisssionGroup)
//{
// try
// {
// if (Regex.Match(questUrl, item.Key?.ObjToString().ToLower())?.Value == questUrl)
// {
// isMatchUrl = true;
// break;
// }
// }
// catch (Exception)
// {
// }
//}
//权限中是否存在请求的url
//if (requirement.Permissions.GroupBy(g => g.Url).Where(w => w.Key?.ToLower() == questUrl).Count() > 0)
//if (isMatchUrl)
if (true)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
var isMatchRole = false;
var permisssionRoles = requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role));
foreach (var item in permisssionRoles)
{
try
{
if (Regex.Match(questUrl, item.Url?.ObjToString().ToLower())?.Value == questUrl)
{
isMatchRole = true;
break;
}
}
catch (Exception)
{
// ignored
}
}
//验证权限
//if (currentUserRoles.Count <= 0 || requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role) && w.Url.ToLower() == questUrl).Count() <= 0)
if (currentUserRoles.Count <= 0 || !isMatchRole)
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "403", Message = "很抱歉，您无权访问该接口!" });
httpContext.Response.StatusCode = StatusCodes.Status403Forbidden;
filterContext.Result = new JsonResult(payload);
context.Succeed(requirement);
return;
// 可以在这里设置跳转页面，不过还是会访问当前接口地址的
//httpContext.Response.Redirect(requirement.DeniedAction);
}
}
//else
//{
// context.Fail();
// return;
//}
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
filterContext.Result = new JsonResult(payload);
context.Succeed(requirement);
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") ||
!httpContext.Request.HasFormContentType))
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
filterContext.Result = new JsonResult(payload);
}
}
context.Succeed(requirement);
}
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
////赋值用户权限
Requirement = requirement;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
AuthorizationFilterContext authorizationFilterContext = context.Resource as AuthorizationFilterContext;
if (authorizationFilterContext != null)
{
var httpContext = authorizationFilterContext.HttpContext;
//请求Url
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
var handler = await handlers.GetHandlerAsync(httpContext, scheme.Name) as IAuthenticationRequestHandler;
if (handler != null && await handler.HandleRequestAsync())
{
httpContext.Response.Redirect(requirement.DeniedAction);
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
var name = httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Name).Value;
if (!Permissions.Any(g => g.UserName == name && g.Role?.Urls != null && g.Role.Urls.Any(w => w.Url.ToLower() == questUrl)))
{
//无权限跳转到拒绝页面
context.Fail();
return;
}
//判断过期时间
if (DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration).Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) &&
(!httpContext.Request.Method.Equals("POST") ||
!httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
}
context.Succeed(requirement);
}
// 重写异步处理程序
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
/*
*
* 首先必须在 controller 上进行配置 Authorize ，可以策略授权，也可以角色等基本授权
*
* 1、开启公约， startup 中的全局授权过滤公约：o.Conventions.Insert(0, new GlobalRouteAuthorizeConvention());
*
* 2、不开启公约，使用 IHttpContextAccessor ，也能实现效果；
*/
// 将最新的角色和接口列表更新
var data = await _roleModuleService.GetRoleModule();
var list = (from item in data
orderby item.Id
select new PermissionItem
{
Url = item.ModuleApi?.LinkUrl,
Role = item.Role?.Name,
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
//var filterContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext);
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext)?.HttpContext;
if (httpContext == null)
{
httpContext = _accessor.HttpContext;
}
//请求Url
if (httpContext != null)
{
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
//验证权限临时判断 需要加上按钮管理才能控制
if (true)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
var isMatchRole = false;
var permisssionRoles = requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role));
foreach (var item in permisssionRoles)
{
try
{
if (Regex.Match(questUrl, item.Url?.ToLower())?.Value == questUrl)
{
isMatchRole = true;
break;
}
}
catch (Exception)
{
// ignored
}
}
//验证权限
if (currentUserRoles.Count <= 0 || !isMatchRole)
{
context.Succeed(requirement); //测试验证权限临时通过 需要加上按钮管理才能控制
//context.Fail();
//return;
}
}
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") || !httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
}
context.Succeed(requirement);
}
/// <summary>
/// 重载异步处理程序
/// </summary>
/// <param name="context"></param>
/// <param name="requirement"></param>
/// <returns></returns>
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// 将最新的角色和接口列表更新，
// 注意这里我用到了AOP缓存，只是减少与数据库的访问次数，而又保证是最新的数据
var data = await _roleModulePermissionServices.GetRoleModule();
var list = (from item in data
orderby item.Id
select new Permission
{
Id = item.Id,
ApiUrl = item.ApiUrl,
RequestMethod = item.RequestMethod,
ActionName = item.ActionName
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表头信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext).HttpContext;
//请求Url
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
var handler = await handlers.GetHandlerAsync(httpContext, scheme.Name) as IAuthenticationRequestHandler;
if (handler != null && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).FirstOrDefault();
//这里就是对权限的验证
//请求方式 httpContext.Request.Method
//请求连接 questUrl
//我们的权限 Permissions
if (requirement.Permissions.Where(g => g.Id == currentUserRoles && g.ApiUrl?.ToLower() == questUrl && g.RequestMethod == httpContext.Request.Method).Count() <= 0)
{
context.Fail();
return;
}
//判断过期时间
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") ||
!httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
context.Succeed(requirement);
}
// 重载异步处理程序
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// 将最新的角色和接口列表更新
var data = await _roleModulePermissionServices.GeRoleModule();
var list = (from item in data
where item.IsDeleted == false
orderby item.Id
select new Permission
{
Url = item.Module?.LinkUrl,
Role = item.Role?.Name,
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext).HttpContext;
//请求Url
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
var handler = await handlers.GetHandlerAsync(httpContext, scheme.Name) as IAuthenticationRequestHandler;
if (handler != null && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
if (requirement.Permissions.GroupBy(g => g.Url).Where(w => w.Key?.ToLower() == questUrl).Count() > 0)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
//验证权限
if (currentUserRoles.Count <= 0 || requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role) && w.Url.ToLower() == questUrl).Count() <= 0)
{
context.Fail();
return;
// 可以在这里设置跳转页面，不过还是会访问当前接口地址的
httpContext.Response.Redirect(requirement.DeniedAction);
}
}
else
{
context.Fail();
return;
}
//判断过期时间
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") ||
!httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
context.Succeed(requirement);
}
// 重写异步处理程序
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
/*
* .netcore3.0 启用EndpointRouting后，权限filter不再添加到ActionDescriptor ，而将权限直接作为中间件运行，
* 同时所有filter都会添加到endpoint.Metadata。因此，文中的
* context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext不再成立。
*
* 解决方案有两个：
*
* 首先必须在 controller 上进行配置 Authorize ，可以策略授权，也可以角色等基本授权
*
* 1、开启公约， startup 中的全局授权过滤公约：o.Conventions.Insert(0, new GlobalRouteAuthorizeConvention());
*
* 2、不开启公约，使用 IHttpContextAccessor ，也能实现效果，但是不能自定义返回格式，详细看下边配置；
*/
// 将最新的角色和接口列表更新
var data = await RoleModulePermissionServices.GetRoleModule();
var list = (from item in data
where item.IsDeleted == false
orderby item.Id
select new PermissionItem
{
Url = item.Module?.LinkUrl,
Role = item.Role?.Name,
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
var filterContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext);
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext)?.HttpContext;
if (httpContext == null)
{
httpContext = _accessor.HttpContext;
}
//请求Url
if (httpContext != null)
{
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口，请确保已经登录!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
httpContext.Response.ContentType = "application/json";
await httpContext.Response.WriteAsync(payload);
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
//if (requirement.Permissions.GroupBy(g => g.Url).Where(w => w.Key?.ToLower() == questUrl).Count() > 0)
//if (isMatchUrl)
if (true)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
var isMatchRole = false;
var permisssionRoles = requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role));
foreach (var item in permisssionRoles)
{
try
{
if (Regex.Match(questUrl, item.Url?.ObjToString().ToLower())?.Value == questUrl)
{
isMatchRole = true;
break;
}
}
catch (Exception)
{
// ignored
}
}
//验证权限
//if (currentUserRoles.Count <= 0 || requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role) && w.Url.ToLower() == questUrl).Count() <= 0)
if (currentUserRoles.Count <= 0 || !isMatchRole)
{
// 可以在这里设置跳转页面
//context.Fail();
//return;
var payload = JsonConvert.SerializeObject(new { Code = "403", Message = "很抱歉，您的访问权限等级不够，联系管理员!" });
httpContext.Response.StatusCode = StatusCodes.Status403Forbidden;
httpContext.Response.ContentType = "application/json";
await httpContext.Response.WriteAsync(payload);
return;
}
}
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口，请确保已经登录!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
httpContext.Response.ContentType = "application/json";
await httpContext.Response.WriteAsync(payload);
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") || !httpContext.Request.HasFormContentType))
{
//context.Fail();
//return;
//自定义返回数据
var payload = JsonConvert.SerializeObject(new { Code = "401", Message = "很抱歉，您无权访问该接口，请确保已经登录!" });
httpContext.Response.StatusCode = StatusCodes.Status401Unauthorized;
httpContext.Response.ContentType = "application/json";
await httpContext.Response.WriteAsync(payload);
return;
}
}
context.Succeed(requirement);
}
// 重载异步处理程序
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// 将最新的角色和权限列表更新
var data = await roleModulePermissionServices.GetPermission();
var list = (from item in data
where item.S04_IsValid == 0
select new PermissionItem
{
Url = item.S03_BackRoute,
RoleId = item.S02_RoleId,
}).ToList();
requirement.Permissions = list;
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext)?.HttpContext;
//请求Url
if (httpContext != null)
{
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
if (true)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
var isMatchRole = false;
var permisssionRoles = requirement.Permissions.Where(w => currentUserRoles.Contains(w.RoleId.ToString()));
foreach (var item in permisssionRoles)
{
try
{
if (Regex.Match(questUrl, item.Url?.ToString().ToLower())?.Value == questUrl)
{
isMatchRole = true;
break;
}
}
catch (Exception)
{
// ignored
}
}
//验证权限
//if (currentUserRoles.Count <= 0 || requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role) && w.Url.ToLower() == questUrl).Count() <= 0)
if (currentUserRoles.Count <= 0 || !isMatchRole)
{
context.Fail();
// 可以在这里设置跳转页面，不过还是会访问当前接口地址的
httpContext.Response.Redirect(requirement.DeniedAction);
}
}
//else
//{
// context.Fail();
// return;
//}
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
//判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") || !httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
}
context.Succeed(requirement);
}
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// 将最新的角色和接口列表更新
var data = await RoleModulePermissionService.GetRoleModule().ConfigureAwait(false);
var list = (from item in data
where item.IsDelete == false
orderby item.Id
select new PermissionItem
{
Url = item.Module?.LinkUrl,
Role = item.Role?.RoleName,
}).ToList();
requirement.Permissions = list;
// 从AuthorizationHandlerContext转成HttpContext，以便取出表头信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext)?.HttpContext;
// https://q.cnblogs.com/q/120091/
if (httpContext == null)
{
httpContext = _accessor.HttpContext;
}
// 请求Url
if (httpContext != null)
{
var questUrl = httpContext.Request.Path.Value.ToLower();
// 判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync().ConfigureAwait(false))
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name).ConfigureAwait(false) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
// 判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync().ConfigureAwait(false);
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name).ConfigureAwait(false);
// result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
// 权限中是否存在请求的url
// if (requirement.Permissions.GroupBy(g => g.Url).Where(w => w.Key?.ToLower() == questUrl).Count() > 0)
// if (isMatchUrl)
if (true)
{
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
var isMatchRole = false;
var permissionRoles = requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role));
foreach (var item in permissionRoles)
{
try
{
if (Regex.Match(questUrl, item.Url?.ObjToString().ToLower())?.Value == questUrl)
{
isMatchRole = true;
break;
}
}
catch (Exception)
{
// ignored
}
}
// 验证权限
// if (currentUserRoles.Count <= 0 || requirement.Permissions.Where(w => currentUserRoles.Contains(w.Role) && w.Url.ToLower() == questUrl).Count() <= 0)
if (currentUserRoles.Count <= 0 || !isMatchRole)
{
context.Fail();
return;
}
}
// 判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
// 判断没有登录时，是否访问登录的url,并且是Post请求，并且是form表单提交类型，否则为失败
if (!questUrl.Equals(requirement.LoginPath.ToLower(), StringComparison.Ordinal) && (!httpContext.Request.Method.Equals("POST") || !httpContext.Request.HasFormContentType))
{
context.Fail();
return;
}
}
context.Succeed(requirement);
}
/// <summary>
/// 判断是否授权
/// </summary>
/// <param name="context"></param>
/// <param name="requirement"></param>
/// <returns></returns>
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, MvcAuthorizeHandlerReq requirement)
{
#region 说明
/*
* .netcore3.0 启用EndpointRouting后，权限filter不再添加到ActionDescriptor ，而将权限直接作为中间件运行，
* 同时所有filter都会添加到endpoint.Metadata。因此，文中的
* context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext不再成立。
*
* 解决方案有两个：
*
* 首先必须在 controller 上进行配置 Authorize ，可以策略授权，也可以角色等基本授权
*
* 1、开启公约， startup 中的全局授权过滤公约：o.Conventions.Insert(0, new GlobalRouteAuthorizeConvention());
*
* 2、不开启公约，使用 IHttpContextAccessor ，也能实现效果，但是不能自定义返回格式，详细看下边配置；
*/
#endregion
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息(netcore2.2之前有效，3.0需要开启全局过滤公约才有这个上下文)
var filterContext = (context.Resource as AuthorizationFilterContext);
var httpContext = (context.Resource as AuthorizationFilterContext)?.HttpContext;
if (httpContext == null)
{
httpContext = HttpContextAccessor.HttpContext;
}
//请求Url
if (httpContext != null)
{
var user = httpContext.User;
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
AuthDeal(context, requirement, httpContext, false);
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
// todo:根据用户判断是否 有对应角色和路由的权限
//var questUrl = httpContext.Request.Path.Value.ToLower();
if (requirement.Roles != null && requirement.Roles.Length > 0)
{
var strReqRoles = string.Join(",", requirement.Roles.Select(x => ((int)x).ToString()));
var isUserHadRoles = httpContext.User.IsInRole(strReqRoles);
if (!isUserHadRoles)
{
AuthDeal(context, requirement, httpContext, false);
return;
}
}
if (true)
{
AuthDeal(context, requirement, httpContext, true);
return;
}
}
}
}
}
AuthDeal(context, requirement, httpContext, false);
return;
}
/// <summary>
/// 判断是否授权
/// </summary>
/// <param name="context"></param>
/// <param name="requirement"></param>
/// <returns></returns>
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, ApiAuthorizeHandlerReq requirement)
{
#region 说明
/*
* .netcore3.0 启用EndpointRouting后，权限filter不再添加到ActionDescriptor ，而将权限直接作为中间件运行，
* 同时所有filter都会添加到endpoint.Metadata。因此，文中的
* context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext不再成立。
*
* 解决方案有两个：
*
* 首先必须在 controller 上进行配置 Authorize ，可以策略授权，也可以角色等基本授权
*
* 1、开启公约， startup 中的全局授权过滤公约：o.Conventions.Insert(0, new GlobalRouteAuthorizeConvention());
*
* 2、不开启公约，使用 IHttpContextAccessor ，也能实现效果，但是不能自定义返回格式，详细看下边配置；
*/
#endregion
//从AuthorizationHandlerContext转成HttpContext，以便取出表求信息(netcore2.2之前有效，3.0需要开启全局过滤公约才有这个上下文)
var filterContext = (context.Resource as AuthorizationFilterContext);
var httpContext = (context.Resource as AuthorizationFilterContext)?.HttpContext;
if (httpContext == null)
{
httpContext = HttpContextAccessor.HttpContext;
}
//请求Url
if (httpContext != null)
{
var user = httpContext.User;
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
AuthDeal(context, requirement, httpContext, false);
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
#region 微软Jwt中间件已经实现了Authorzation的验证
//// jwt授权信息在Header
//// 检测是否包含'Authorization'请求头
//var httpHeader = httpContext.Request.Headers;
//if (httpHeader.ContainsKey("Authorization"))
//{
// var tokenHeader = httpHeader["Authorization"].ToString().Replace("Bearer ", "");
// try
// {
// if (tokenHeader.Length >= 128)
// {
// // 解析jwt，获取用户信息，进行jwt授权登录
// var tokenInfo = JwtHelper.DecryptJwtToken(tokenHeader);
// var claims = new List<Claim>
// {
// new Claim(JwtRegisteredClaimNames.Jti, tokenInfo.Uid.ToString()),
// new Claim(ClaimTypes.Name,tokenInfo.UserName),
// };
// claims.AddRange(tokenInfo.Role.Split(',').Select(s => new Claim(ClaimTypes.Role, s)));
// // 保存用户信息到HttpContext.User
// await JwtHelper.IdentifyLogin(claims);
// // todo:根据角色判断是否有权限调用
// AuthDeal(context, requirement, httpContext, true);
// return;
// }
// }
// catch (Exception ex)
// {
// LogHelper.Error($"ApiAuthorizeHandler:解析Jwt失败:{ex.Message}", ex);
// }
//}
#endregion
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//判断过期时间（这里仅仅是最坏验证原则，你可以不要这个if else的判断，因为我们使用的官方验证，Token过期后上边的result?.Principal 就为 null 了，进不到这里了，因此这里其实可以不用验证过期时间，只是做最后严谨判断）
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) != null && DateTime.Parse(httpContext.User.Claims.SingleOrDefault(s => s.Type == ClaimTypes.Expiration)?.Value) >= DateTime.Now)
{
AuthDeal(context, requirement, httpContext, true);
return;
}
// todo:根据角色判断是否有权限调用
if (requirement.Roles != null && requirement.Roles.Length > 0)
{
var strReqRoles = string.Join(",", requirement.Roles.Select(x => ((int)x).ToString()));
var isUserHadRoles = httpContext.User.IsInRole(strReqRoles);
if (!isUserHadRoles)
{
AuthDeal(context, requirement, httpContext, false);
return;
}
}
}
}
}
AuthDeal(context, requirement, httpContext, false);
return;
}
protected override async Task HandleRequirementAsync(AuthorizationHandlerContext context, PolicyRequirement requirement)
{
bool haspermission = false;
//从AuthorizationHandlerContext转成HttpContext，以便取出表头信息
var httpContext = (context.Resource as Microsoft.AspNetCore.Mvc.Filters.AuthorizationFilterContext).HttpContext;
var pAttrs = (context.Resource as AuthorizationFilterContext).Filters.Where(e => (e as ParentPermissionAttribute) != null).ToList();
//请求Url
var questUrl = httpContext.Request.Path.Value.ToLower();
//判断请求是否停止
var handlers = httpContext.RequestServices.GetRequiredService <IAuthenticationHandlerProvider>();
foreach (var scheme in await Schemes.GetRequestHandlerSchemesAsync())
{
if (await handlers.GetHandlerAsync(httpContext, scheme.Name) is IAuthenticationRequestHandler handler && await handler.HandleRequestAsync())
{
context.Fail();
return;
}
}
//判断请求是否拥有凭据，即有没有登录
var defaultAuthenticate = await Schemes.GetDefaultAuthenticateSchemeAsync();
if (defaultAuthenticate != null)
{
var result = await httpContext.AuthenticateAsync(defaultAuthenticate.Name);
//result?.Principal不为空即登录成功
if (result?.Principal != null)
{
httpContext.User = result.Principal;
//权限中是否存在请求的url
// if (requirement.Permissions.GroupBy(g => g.Path).Where(w => w.Key?.ToLower() == questUrl).Count() > 0)
// {
// 获取当前用户的角色信息
var currentUserRoles = (from item in httpContext.User.Claims
where item.Type == requirement.ClaimType
select item.Value).ToList();
// 获取当前用户的信息
var userinfo = Newtonsoft.Json.JsonConvert.DeserializeObject <Sys_UserDTO>((from item in httpContext.User.Claims
where item.Type == "userinfo"
select item.Value).FirstOrDefault());
//验证权限
foreach (ParentPermissionAttribute pattr in pAttrs)
{
if (await _service.ValidUserPermission(userinfo.PKID, pattr.Route, pattr.OperationType))
{
haspermission = true;
break;
}
}
if (!haspermission)
{
context.Fail();
return;
}
//判断过期时间
if ((httpContext.User.Claims.SingleOrDefault(s => s.Type == "exp")?.Value) != null && DateTimeHelper.ConvertToDateTime(httpContext.User.Claims.SingleOrDefault(s => s.Type == "exp")?.Value) >= DateTime.Now)
{
context.Succeed(requirement);
}
else
{
context.Fail();
return;
}
return;
}
}
}