/
AuthorizationHelper.cs
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/
AuthorizationHelper.cs
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using System;
using System.Collections.Generic;
using System.Reflection;
using System.Threading.Tasks;
using System.Linq;
using Abp.Application.Features;
using Abp.Configuration.Startup;
using Abp.Dependency;
using Abp.Localization;
using Abp.Reflection;
using Abp.Runtime.Session;
namespace Abp.Authorization
{
public class AuthorizationHelper : IAuthorizationHelper, ITransientDependency
{
public IAbpSession AbpSession { get; set; }
public IPermissionChecker PermissionChecker { get; set; }
public ILocalizationManager LocalizationManager { get; set; }
private readonly IFeatureChecker _featureChecker;
private readonly IAuthorizationConfiguration _authConfiguration;
public AuthorizationHelper(IFeatureChecker featureChecker, IAuthorizationConfiguration authConfiguration)
{
_featureChecker = featureChecker;
_authConfiguration = authConfiguration;
AbpSession = NullAbpSession.Instance;
PermissionChecker = NullPermissionChecker.Instance;
LocalizationManager = NullLocalizationManager.Instance;
}
public virtual async Task AuthorizeAsync(IEnumerable<IAbpAuthorizeAttribute> authorizeAttributes)
{
if (!_authConfiguration.IsEnabled)
{
return;
}
if (!AbpSession.UserId.HasValue)
{
throw new AbpAuthorizationException(
LocalizationManager.GetString(AbpConsts.LocalizationSourceName, "CurrentUserDidNotLoginToTheApplication")
);
}
foreach (var authorizeAttribute in authorizeAttributes)
{
await PermissionChecker.AuthorizeAsync(authorizeAttribute.RequireAllPermissions, authorizeAttribute.Permissions);
}
}
public virtual void Authorize(IEnumerable<IAbpAuthorizeAttribute> authorizeAttributes)
{
if (!_authConfiguration.IsEnabled)
{
return;
}
if (!AbpSession.UserId.HasValue)
{
throw new AbpAuthorizationException(
LocalizationManager.GetString(AbpConsts.LocalizationSourceName, "CurrentUserDidNotLoginToTheApplication")
);
}
foreach (var authorizeAttribute in authorizeAttributes)
{
PermissionChecker.Authorize(authorizeAttribute.RequireAllPermissions, authorizeAttribute.Permissions);
}
}
public virtual async Task AuthorizeAsync(MethodInfo methodInfo, Type type)
{
await CheckFeaturesAsync(methodInfo, type);
await CheckPermissionsAsync(methodInfo, type);
}
public virtual void Authorize(MethodInfo methodInfo, Type type)
{
CheckFeatures(methodInfo, type);
CheckPermissions(methodInfo, type);
}
protected virtual async Task CheckFeaturesAsync(MethodInfo methodInfo, Type type)
{
var featureAttributes = ReflectionHelper.GetAttributesOfMemberAndType<RequiresFeatureAttribute>(methodInfo, type);
if (featureAttributes.Count <= 0)
{
return;
}
foreach (var featureAttribute in featureAttributes)
{
await _featureChecker.CheckEnabledAsync(featureAttribute.RequiresAll, featureAttribute.Features);
}
}
protected virtual void CheckFeatures(MethodInfo methodInfo, Type type)
{
var featureAttributes = ReflectionHelper.GetAttributesOfMemberAndType<RequiresFeatureAttribute>(methodInfo, type);
if (featureAttributes.Count <= 0)
{
return;
}
foreach (var featureAttribute in featureAttributes)
{
_featureChecker.CheckEnabled(featureAttribute.RequiresAll, featureAttribute.Features);
}
}
protected virtual async Task CheckPermissionsAsync(MethodInfo methodInfo, Type type)
{
if (!_authConfiguration.IsEnabled)
{
return;
}
if (AllowAnonymous(methodInfo, type))
{
return;
}
if (ReflectionHelper.IsPropertyGetterSetterMethod(methodInfo, type))
{
return;
}
if (!methodInfo.IsPublic && !methodInfo.GetCustomAttributes().OfType<IAbpAuthorizeAttribute>().Any())
{
return;
}
var authorizeAttributes =
ReflectionHelper
.GetAttributesOfMemberAndType(methodInfo, type)
.OfType<IAbpAuthorizeAttribute>()
.ToArray();
if (!authorizeAttributes.Any())
{
return;
}
await AuthorizeAsync(authorizeAttributes);
}
protected virtual void CheckPermissions(MethodInfo methodInfo, Type type)
{
if (!_authConfiguration.IsEnabled)
{
return;
}
if (AllowAnonymous(methodInfo, type))
{
return;
}
if (ReflectionHelper.IsPropertyGetterSetterMethod(methodInfo, type))
{
return;
}
if (!methodInfo.IsPublic && !methodInfo.GetCustomAttributes().OfType<IAbpAuthorizeAttribute>().Any())
{
return;
}
var authorizeAttributes =
ReflectionHelper
.GetAttributesOfMemberAndType(methodInfo, type)
.OfType<IAbpAuthorizeAttribute>()
.ToArray();
if (!authorizeAttributes.Any())
{
return;
}
Authorize(authorizeAttributes);
}
private static bool AllowAnonymous(MemberInfo memberInfo, Type type)
{
return ReflectionHelper
.GetAttributesOfMemberAndType(memberInfo, type)
.OfType<IAbpAllowAnonymousAttribute>()
.Any();
}
}
}