public virtual async Task RemoveFromRoleAsync(TUser user, String normalizedRoleName, CancellationToken cancellationToken = default(CancellationToken))
{
cancellationToken.ThrowIfCancellationRequested();
if (user == null)
{
throw new ArgumentNullException(nameof(user));
}
if (String.IsNullOrWhiteSpace(normalizedRoleName))
{
throw new ArgumentException(nameof(normalizedRoleName));
}
TRole roleEntity = await this.FindRoleAsync(normalizedRoleName, cancellationToken);
if (roleEntity != null)
{
MongoDBIdentityUserRole userRole = user.Roles.SingleOrDefault(r => r.RoleId == roleEntity.Id);
if (userRole != null)
{
List <MongoDBIdentityUserRole> newList = new List <MongoDBIdentityUserRole>(user.Roles);
newList.Remove(userRole);
user.Roles = newList;
}
}
}
protected virtual async Task <UserRole> FindUserRoleAsync(ObjectId userId, ObjectId roleId, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
MongoDBIdentityUserRole ur = (await this.userCollection
.Find(u => u.Id == userId && u.Roles.Any(r => r.RoleId == roleId))
.SingleOrDefaultAsync(cancellationToken))
.Roles
.SingleOrDefault(r => r.RoleId == roleId);
if (ur != null)
{
return(new UserRole {
RoleId = roleId, UserId = userId
});
}
return(null);
}
