如何同步全球地址列表并在Outlook中使用它

      public void Execute(IServiceProvider serviceProvider)
    {
        var tracingService = (ITracingService) serviceProvider.GetService(typeof(ITracingService))；
        var context = (IPluginExecutionContext) serviceProvider.GetService(typeof(IPluginExecutionContext))；
        var serviceFactory = (IOrganizationServiceFactory) serviceProvider.GetService(typeof(IOrganizationServiceFactory))；
        var service = serviceFactory.CreateOrganizationService(context.UserId)；
        if (!context.InputParameters.Contains("Target") || !(context.InputParameters["Target"] is Entity))
        {
            返回；
        }

        var entity = (Entity) context.InputParameters["Target"]；
        var isLoginEnabled = HasLoginEnabled(entity)；
        
        if (isLoginEnabled == false)
        {
            返回；
        }

        try
        {
            var emailAddress = (string) entity["emailaddress1"]；
            var contactsWithSameEmailAddress = GetContactsByEmailAddress(service, entity.Id, emailAddress)；
            如果 (contactsWithSameEmailAddress.Entities.Count > 0)
            {
                var hasLoginEnabled = HasLoginEnabled(contactsWithSameEmailAddress.Entities[0])；
                if (hasLoginEnabled)
                {
                    throw new InvalidPluginExecutionException(OperationStatus.Failed、
                        "用户已存在。请尝试使用不同的电子邮件地址注册，或登录现有账户。")；
                }

                var mergeRequest = new MergeRequest
                {
                    SubordinateId = entity.Id、
                    Target = new EntityReference("contact", contactsWithSameEmailAddress.Entities[0].Id)、
                    更新内容 = GetUpdateContent(entity)
                };
                var _ = (MergeResponse) service.Execute(mergeRequest)；
                entity[CustomAttributeName] = true；
                service.Update(entity)；
            }
            否则
            {
                var domain = emailAddress.Split('@')[1]；
                如果 (_publicDomains.Contains(domain))
                {
                    SendEmailAndDeactivateContact(service, tracingService, entity)；
                }
                否则
                {
                    var contactsWithSameDomain = GetContactsByDomain(service, entity.Id, domain)；
                    if (contactsWithSameDomain.Entities.Count > 0)
                    {
                        entity["parentcustomerid"] = contactsWithSameDomain.Entities[0]["parentcustomerid"]；
                        service.Update(entity)；
                    }
                    否则
                    {
                        SendEmailAndDeactivateContact(service, tracingService, entity)；
                    }
                }
            }
        }
        catch (FaultException) ex)
        {
            throw new InvalidPluginExecutionException("ContactPostOperationPlugin.",ex)；
        }
    }