public Task <AuthorizationPolicy> GetPolicyAsync(string policyName)
{
if (policyName.StartsWith(nameof(RequireMaster)))
{
AuthorizationPolicy policy = MasterRequirement.TryParsePolicy(policyName);
if (policy != null)
{
return(Task.FromResult(policy));
}
}
return(FallbackPolicyProvider.GetPolicyAsync(policyName));
}
public async Task <AuthorizationPolicy?> GetPolicyAsync(string policyName)
{
if (policyName.StartsWith(nameof(RequireMaster)))
{
var policy = MasterRequirement.TryParsePolicy(policyName);
if (policy != null)
{
return(policy);
}
}
return(await FallbackPolicyProvider.GetPolicyAsync(policyName));
}
public static AuthorizationPolicy TryParsePolicy(string policyName)
{
var array = policyName.Split("__");
var(policyType, permissionString) = (array.FirstOrDefault(), array.Skip(1).FirstOrDefault());
if (string.IsNullOrWhiteSpace(policyType) || string.IsNullOrWhiteSpace(permissionString))
{
return(null);
}
var requirement = new MasterRequirement();
switch (policyType)
{
case nameof(RequireMasterOrAdmin):
requirement.AllowAdmin = true;
break;
case nameof(RequireMasterOrPublish):
requirement.AllowPublish = true;
break;
case nameof(RequireMaster):
break;
default:
return(null);
}
if (!Enum.TryParse <Permission>(permissionString, out var permission))
{
return(null);
}
requirement.Permission = permission;
var policy = new AuthorizationPolicyBuilder();
policy.AddRequirements(requirement);
return(policy.Build());
}
