/// <summary> /// <para>发送之前必须调用该方法,构造发送标题、内容,读取接收者列表等操作</para> /// <para>使用Title, Content, Receivers属性就可以获得发送需要的完整信息</para> /// </summary> /// <param name="session"></param> /// <returns>待发送数量</returns> public int ReadyToSend() { this._title = ""; this._content = ""; //接收者 IList <NotificationSubscriber> subscribers = NotificationSubscriber.GetList(this._session, this.CatID); foreach (NotificationSubscriber subscriber in subscribers) { NotificationReceiver receiver = NotificationReceiver.Retrieve(this._session, this.NotifyID, subscriber.UserID); if (receiver == null) { //当前订阅者是否已经添加到接收者列表中了? receiver = new NotificationReceiver(this.NotifyID, subscriber.UserID, subscriber.UserName, subscriber.PostCode); receiver.Create(this._session); } } //获取接收者列表 this._receiver = NotificationReceiver.ToSendList(this._session, this.NotifyID); if (this._receiver.Count <= 0) { return(0); } //参数 this._param = new Dictionary <string, object>(); IList <NotificationParam> paramList = this._session.CreateEntityQuery <NotificationParam>() .Where(Exp.Eq("NotifyID", this.NotifyID) & Exp.Eq("ParentID", 0)) .List <NotificationParam>(); foreach (NotificationParam p in paramList) { this._param.Add(p.ParamName, this.BuildParam(p)); } NotificationCategory category = Notification.GetCategory(this._session, this.CatID); //消息标题(对于邮件消息) if (category.Type == NotificationType.Mail && !string.IsNullOrEmpty(category.TitleTemplate) && category.TitleTemplate.Trim().Length > 0) { StringTemplate st = new StringTemplate(category.TitleTemplate); SetAttribute(st, this._param); this._title = st.ToString(); } //消息内容 if (!System.IO.File.Exists(category.TemplateFile)) { log.ErrorFormat("category {0}: template file {1} not exists", category.CatID, category.TemplateFile); return(this._receiver.Count); } string templateContent = null; using (System.IO.StreamReader reader = new System.IO.StreamReader(category.TemplateFile, System.Text.Encoding.UTF8)) { templateContent = reader.ReadToEnd(); } if (string.IsNullOrEmpty(templateContent) || templateContent.Length <= 0) { return(this._receiver.Count); } StringTemplate stContent = new StringTemplate(templateContent); SetAttribute(stContent, this._param); this._content = stContent.ToString(); return(this._receiver.Count); }