有很多需求需要在APP层发邮件，但是系统自带的SendMailServiceHelper.Send()需要参数view，怎么办呢？

下面的代码展示在操作服务插件中用当前登陆用户发送邮件，并包含pdf附件。pdf有单据的默认套打模板生成。

1. 在当前用户的个人信息中配置邮箱信息。

2. 插件代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using Kingdee.BOS;

using Kingdee.BOS.Util;

using Kingdee.BOS.Contracts;

using Kingdee.BOS.Core;

using Kingdee.BOS.Core.Bill;

using Kingdee.BOS.Core.DynamicForm;

using Kingdee.BOS.Core.DynamicForm.PlugIn;

using Kingdee.BOS.Core.Metadata;

using Kingdee.BOS.Core.Metadata.EntityElement;

using Kingdee.BOS.Core.Metadata.FormElement;

using Kingdee.BOS.BusinessEntity;

namespace K3Cloud.ServicePlugIn

{

    /// <summary>

    /// 在操作服务插件中发送邮件

    /// </summary>

    public class SendMailDemo : AbstractOperationServicePlugIn

    {

        /// <summary>

        /// 发送邮件

        /// </summary>

        /// <param name="formId">单据formId</param>

        /// <param name="ids">单据内码数组</param>

        private void SendMail(string formId, string[] ids)

        {

            if (ids.IsEmpty()) return;

            string pkValue = ids.FirstOrDefault();

            var view = CreateView(this.Context, formId, pkValue);

            Kingdee.BOS.Core.Import.IImportView importView = view as Kingdee.BOS.Core.Import.IImportView;

            if (importView == null)

            {

                return;

            }

            importView.AddViewSession();//重要，不能删除

            try

            {

                string[] toEmails = new string[] { "T1@kingdee.com", "T2@kingdee.com", "T3@kingdee.com" };

                ISendMailService service = ServiceFactory.GetService<ISendMailService>(this.Context);

                //当前用户给toEmails发送邮件并包含pdf的附件。

                //pdf有单据的默认套打模板生成

                var result = service.Send(view, "邮件标题", "邮件内容", toEmails, ids, true, false);

                if (result.Successful)

                {

                    Kingdee.BOS.Log.Logger.Info("SendMail", "邮件发送成功");

                }

                else

                {

                    Kingdee.BOS.Log.Logger.Info("SendMail", "邮件发送失败。原因：" + result.Message);

                }

            }

            catch (Exception ex)

            {

                Kingdee.BOS.Log.Logger.Error("SendMail", "邮件发送失败", ex);

            }

            importView.RemoveViewSession();

        }

        /// <summary>

        /// 创建View

        /// </summary>

        /// <param name="ctx"></param>

        /// <param name="formId"></param>

        /// <param name="pkValue"></param>

        /// <returns></returns>

        private IDynamicFormView CreateView(Context ctx, string formId, string pkValue)

        {

            IMetaDataService metaDataService = Kingdee.BOS.App.ServiceHelper.GetService<IMetaDataService>();

            FormMetadata metadata = (FormMetadata)metaDataService.Load(ctx, formId);

            var openParameter = CreateOpenParameter(ctx, metadata, pkValue);

            var provider = metadata.BusinessInfo.GetForm().GetFormServiceProvider();

            string importViewClass = "Kingdee.BOS.Web.Import.ImportBillView,Kingdee.BOS.Web";

            Type type = Type.GetType(importViewClass);

            IDynamicFormViewService billView = (IDynamicFormViewService)Activator.CreateInstance(type);

            billView.Initialize(openParameter, provider);

            billView.LoadData();

            return (IDynamicFormView)billView;

        }

        private BillOpenParameter CreateOpenParameter(Context ctx, FormMetadata metadata, string pkValue)

        {

            var form = metadata.BusinessInfo.GetForm();

            BillOpenParameter openPara = new BillOpenParameter(form.Id, metadata.GetLayoutInfo().Id);

            openPara.Context = ctx;

            openPara.PageId = Guid.NewGuid().ToString();

            openPara.Status = OperationStatus.VIEW;

            openPara.CreateFrom = CreateFrom.Default;

            openPara.DefaultBillTypeId = string.Empty;

            openPara.PkValue = pkValue;

            openPara.FormMetaData = metadata;

            openPara.SetCustomParameter(Kingdee.BOS.Core.FormConst.PlugIns, form.CreateFormPlugIns());

            openPara.ServiceName = form.FormServiceName;

            return openPara;

        }

    }

}