oqtane.framework/Oqtane.Server/Security/PermissionHandler.cs
2019-08-27 17:14:41 -04:00

57 lines
2.3 KiB
C#

using System.Linq;
using System.Security.Claims;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Oqtane.Models;
using Oqtane.Repository;
namespace Oqtane.Security
{
public class PermissionHandler : AuthorizationHandler<PermissionRequirement>
{
private readonly IHttpContextAccessor HttpContextAccessor;
private readonly IPermissionRepository Permissions;
public PermissionHandler(IHttpContextAccessor HttpContextAccessor, IPermissionRepository Permissions)
{
this.HttpContextAccessor = HttpContextAccessor;
this.Permissions = Permissions;
}
protected override Task HandleRequirementAsync(AuthorizationHandlerContext context, PermissionRequirement requirement)
{
// permission is scoped based on EntityId which must be passed as a querystring parameter
var ctx = HttpContextAccessor.HttpContext;
if (ctx != null && ctx.Request.Query.ContainsKey("entityid"))
{
int EntityId = int.Parse(ctx.Request.Query["entityid"]);
string permissions = Permissions.EncodePermissions(EntityId, Permissions.GetPermissions(requirement.EntityName, EntityId, requirement.PermissionName).ToList());
User user = new User();
user.UserId = -1;
user.Roles = "";
if (context.User != null)
{
var idclaim = context.User.Claims.Where(item => item.Type == ClaimTypes.PrimarySid).FirstOrDefault();
if (idclaim != null)
{
user.UserId = int.Parse(idclaim.Value);
foreach (var claim in context.User.Claims.Where(item => item.Type == ClaimTypes.Role))
{
user.Roles += claim.Value + ";";
}
if (user.Roles != "") user.Roles = ";" + user.Roles;
}
}
if (UserSecurity.IsAuthorized(user, requirement.PermissionName, permissions))
{
context.Succeed(requirement);
}
}
return Task.CompletedTask;
}
}
}