OA系统

开发平台：
C#

CancelInstance.aspx.cs：源码内容
							﻿using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace OThinker.H3.Portal
{
    /// <summary>
    /// 取消流程
    /// </summary>
    public partial class CancelInstance : PortalPage
    {
        public string InstanceId
        {
            get
            {
                return this.Request.QueryString[Param_InstanceId];
            }
        }
        public string ReturnUrl
        {
            get
            {
                string url = this.Request.QueryString[Param_Q];
                return HttpUtility.UrlDecode(url);
            }
        }
        protected void Page_Load(object sender, System.EventArgs e)
        {
            if (!this.IsPostBack)
            {
                if (!this.UserValidator.ValidateAdministrator())
                {
                    this.NotifyMessage(LackOfAuth);
                }
                if (this.ReturnUrl == null || this.ReturnUrl == "")
                {
                    this.lnkReturn.Visible = false;
                }
                this.lnkReturn.NavigateUrl = this.ReturnUrl;
                // 流程标题
                this.lblInstanceName.Text = OThinker.H3.Server.Engine.InstanceManager.GetInstanceName(this.InstanceId);
                string package = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowPackage(this.InstanceId);
                string name = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowName(this.InstanceId);
                int version = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowVersion(this.InstanceId);
                string workflowName = OThinker.H3.WorkflowTemplate.WorkflowTemplate.GetWorkflowFullName(package, name, version);
                this.lblWorkflowName.Text = workflowName;
                string originator = OThinker.H3.Server.Engine.InstanceManager.GetInstanceOriginator(this.InstanceId);
                this.lblOriginator.Text = OThinker.H3.Server.Engine.Organization.GetFullName(originator);
                // 邮件通知
                string[] participants = OThinker.H3.Server.Engine.WorkItemManager.QueryParticipant(this.InstanceId, null, OThinker.H3.Instance.Token.UnspecifiedID, OThinker.H3.WorkItem.WorkItemType.Unspecified, OThinker.H3.WorkItem.WorkItemState.Unspecified);
                if (participants != null)
                {
                    foreach (string participant in participants)
                    {
                        string participantName = OThinker.H3.Server.Engine.Organization.GetFullName(participant);
                        this.lblReceiver.Text += (participantName + "; ");
                    }
                }
                // 邮件标题
                this.txtEmailTitle.Text = "流程" + this.InstanceId + "已经被取消";
                this.txtEmailContext.Text = "流程" + this.InstanceId + "已经被用户" + this.UserValidator.UserFullName + "取消。";
            }
        }
        #region Web Form Designer generated code
        override protected void OnInit(EventArgs e)
        {
            //
            // CODEGEN: This call is required by the ASP.NET Web Form Designer.
            //
            InitializeComponent();
            base.OnInit(e);
        }
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
        }
        #endregion
        protected void lnkOk_Click(object sender, EventArgs e)
        {
            // 发送邮件通知
            string title = this.txtEmailTitle.Text;
            string context = this.txtEmailContext.Text;
            string[] participants = OThinker.H3.Server.Engine.WorkItemManager.QueryParticipant(this.InstanceId, null, OThinker.H3.Instance.Token.UnspecifiedID, OThinker.H3.WorkItem.WorkItemType.Unspecified, OThinker.H3.WorkItem.WorkItemState.Unspecified);
            if (participants != null)
            {
                foreach (string participant in participants)
                {
                    OThinker.H3.Notification.Notification email = new OThinker.H3.Notification.Notification(
                        OThinker.H3.Notification.NotifyType.Email,
                        null,
                        participant,
                        null,
                        OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowPackage(this.InstanceId),
                        OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowName(this.InstanceId),
                        OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowVersion(this.InstanceId),
                        this.InstanceId,
                        title,
                        context,
                        null);
                    OThinker.H3.Server.Engine.Notifier.Notify(email);
                }
            }
            // 终止该流程
            OThinker.H3.Server.Engine.InstanceManager.RemoveInstance(this.InstanceId);
            // 设置session为空
            string sessionName = OThinker.H3.WorkSheet.Sessions.GetInstanceContext(this.InstanceId);
            this.Session[sessionName] = null;
            // 显示已经终止
            this.NotifyMessage("流程已经终止");
        }
    }
}

						