You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

612 lines
19 KiB
Plaintext

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

using System;
using System.Collections;
using System.Data;
using BP.DA;
using BP.En;
using BP.Difference;
using BP.Web;
using BP.Sys;
using BP.WF.XML;
namespace BP.WF
{
/// <summary>
/// 流程事件基类
/// 0,集成该基类的子类,可以重写事件的方法与基类交互.
/// 1,一个子类必须与一个流程模版绑定.
/// 2,基类里有很多流程运行过程中的变量,这些变量可以辅助开发者在编写复杂的业务逻辑的时候使用.
/// 3,该基类有一个子类模版,位于:\CCFlow\WF\Admin\AttrFlow\F001Templepte.cs .
/// </summary>
abstract public class FlowEventBase
{
#region 要求子类强制重写的属性.
/// <summary>
/// 流程编号/流程标记.
/// 该参数用于说明要把此事件注册到那一个流程模版上.
/// </summary>
abstract public string FlowMark
{
get;
}
#endregion 要求子类重写的属性.
#region 属性/内部变量(流程在运行的时候触发各类事件,子类可以访问这些属性来获取引擎内部的信息).
/// <summary>
/// 发送对象
/// </summary>
public SendReturnObjs SendReturnObjs = null;
/// <summary>
/// 实体,一般是工作实体
/// </summary>
public Entity HisEn = null;
private Node _hisNode = null;
/// <summary>
/// 当前节点
/// </summary>
public Node HisNode
{
get
{
return _hisNode;
}
set
{
_hisNode = value;
}
}
/// <summary>
/// 流程注册表
/// </summary>
public GenerWorkFlow HisGenerWorkFlow = null;
/// <summary>
/// 参数对象.
/// </summary>
private Row _SysPara = null;
/// <summary>
/// 参数
/// </summary>
public Row SysPara
{
get
{
if (_SysPara == null)
_SysPara = new Row();
return _SysPara;
}
set
{
_SysPara = value;
}
}
/// <summary>
/// 成功信息
/// </summary>
public string SucessInfo = null;
#endregion 属性/内部变量(流程在运行的时候触发各类事件,子类可以访问这些属性来获取引擎内部的信息).
#region 在发送前的事件里可以改变参数.
/// <summary>
/// 要跳转的节点.(开发人员可以设置该参数,改变发送到的节点转向.)
/// </summary>
private int _JumpToNodeID = 0;
public int JumpToNodeID
{
get
{
return _JumpToNodeID;
}
set
{
this._JumpToNodeID = value;
}
}
/// <summary>
/// 接受人, (开发人员可以设置该参数,改变接受人的范围.)
/// </summary>
private string _JumpToEmps = null;
public string JumpToEmps
{
get
{
return _JumpToEmps;
}
set
{
this._JumpToEmps = value;
}
}
/// <summary>
/// 是否停止流程?
/// </summary>
public bool ItIsStopFlow = false;
#endregion 在发送前的事件里可以改变参数
#region 系统参数
/// <summary>
/// 表单ID
/// </summary>
public string FK_Mapdata
{
get
{
return this.GetValStr("FK_MapData");
}
}
#endregion
#region 常用属性.
/// <summary>
/// 工作ID
/// </summary>
public int OID
{
get
{
return this.GetValInt("OID");
}
}
/// <summary>
/// 工作ID
/// </summary>
public Int64 WorkID
{
get
{
try
{
return this.GetValInt64("WorkID"); /*有可能开始节点的WorkID=0*/
}
catch (Exception)
{
return this.OID;
}
}
}
/// <summary>
/// 流程ID
/// </summary>
public Int64 FID
{
get
{
return this.GetValInt64("FID");
}
}
/// <summary>
/// 传过来的WorkIDs集合子流程.
/// </summary>
public string WorkIDs
{
get
{
return this.GetValStr("WorkIDs");
}
}
/// <summary>
/// 编号集合s
/// </summary>
public string Nos
{
get
{
return this.GetValStr("Nos");
}
}
/// <summary>
/// 项目编号
/// </summary>
public string PrjNo
{
get
{
return this.GetValStr("PrjNo");
}
}
/// <summary>
/// 项目名称
/// </summary>
public string PrjName
{
get
{
return this.GetValStr("PrjName");
}
}
/// <summary>
/// 流程标题
/// </summary>
public string Title
{
get
{
return this.GetValStr(GERptAttr.Title);
}
}
#endregion 常用属性.
#region 获取参数方法
/// <summary>
/// 事件参数
/// </summary>
/// <param name="key">时间字段</param>
/// <returns>根据字段返回一个时间,如果为Null,或者不存在就抛出异常.</returns>
public DateTime GetValDateTime(string key)
{
try
{
string str = this.SysPara.GetValByKey(key).ToString();
return DataType.ParseSysDateTime2DateTime(str);
}
catch (Exception ex)
{
throw new Exception("@流程事件实体在获取参数期间出现错误,请确认字段(" + key + ")是否拼写正确,技术信息:" + ex.Message);
}
}
/// <summary>
/// 获取字符串参数
/// </summary>
/// <param name="key">key</param>
/// <returns>如果为Null,或者不存在就抛出异常</returns>
public string GetValStr(string key)
{
if (this.SysPara.ContainsKey(key) == false)
throw new Exception("@流程事件实体在获取参数期间出现错误,请确认字段(" + key + ")是否拼写正确.");
return this.SysPara.GetValByKey(key).ToString();
}
/// <summary>
/// 获取Int64的数值
/// </summary>
/// <param name="key">键值</param>
/// <returns>如果为Null,或者不存在就抛出异常</returns>
public Int64 GetValInt64(string key)
{
return Int64.Parse(this.GetValStr(key));
}
/// <summary>
/// 获取int的数值
/// </summary>
/// <param name="key">键值</param>
/// <returns>如果为Null,或者不存在就抛出异常</returns>
public int GetValInt(string key)
{
return int.Parse(this.GetValStr(key));
}
/// <summary>
/// 获取Boolen值
/// </summary>
/// <param name="key">字段</param>
/// <returns>如果为Null,或者不存在就抛出异常</returns>
public bool GetValBoolen(string key)
{
if (int.Parse(this.GetValStr(key)) == 0)
return false;
return true;
}
/// <summary>
/// 获取decimal的数值
/// </summary>
/// <param name="key">字段</param>
/// <returns>如果为Null,或者不存在就抛出异常</returns>
public decimal GetValDecimal(string key)
{
return decimal.Parse(this.GetValStr(key));
}
#endregion 获取参数方法
#region 构造方法
/// <summary>
/// 流程事件基类
/// </summary>
public FlowEventBase()
{
}
#endregion 构造方法
#region 节点表单事件
public virtual string FrmLoadAfter()
{
return null;
}
public virtual string FrmLoadBefore()
{
return null;
}
#endregion
#region 要求子类重写的方法(流程事件).
/// <summary>
/// 当创建WorkID的时候
/// </summary>
/// <returns>创建WorkID所执行的操作</returns>
public virtual string FlowOnCreateWorkID()
{
return null;
}
/// <summary>
/// 流程完成前
/// </summary>
/// <returns>返回null不提示信息返回string提示结束信息,抛出异常就阻止流程删除.</returns>
public virtual string FlowOverBefore()
{
return null;
}
/// <summary>
/// 流程结束后
/// </summary>
/// <returns>返回null不提示信息返回string提示结束信息,抛出异常不处理。</returns>
public virtual string FlowOverAfter()
{
return null;
}
/// <summary>
/// 流程删除前
/// </summary>
/// <returns>返回null,不提示信息,返回信息,提示删除警告/提示信息, 抛出异常阻止删除操作.</returns>
public virtual string BeforeFlowDel()
{
return null;
}
/// <summary>
/// 流程删除后
/// </summary>
/// <returns>返回null,不提示信息,返回信息,提示删除警告/提示信息, 抛出异常不处理.</returns>
public virtual string AfterFlowDel()
{
return null;
}
#endregion 要求子类重写的方法(流程事件).
#region 要求子类重写的方法(节点事件).
/// <summary>
/// 保存后
/// </summary>
public virtual string SaveAfter()
{
return null;
}
/// <summary>
/// 保存前
/// </summary>
public virtual string SaveBefore()
{
return null;
}
/// <summary>
/// 创建工作ID后的事件
/// </summary>
/// <returns></returns>
public virtual string CreateWorkID()
{
return null;
}
/// <summary>
///发送前 @Info=xxxx@ToNodeID=xxxx@ToEmps=xxxx
/// </summary>
public virtual string SendWhen()
{
return null;
}
/// <summary>
/// 发送成功时
/// </summary>
public virtual string SendSuccess()
{
return null;
}
/// <summary>
/// 发送失败
/// </summary>
/// <returns></returns>
public virtual string SendError()
{
return null;
}
/// <summary>
/// 退回前
/// </summary>
/// <returns></returns>
public virtual string ReturnBefore() { return null; }
/// <summary>
/// 退后后
/// </summary>
/// <returns></returns>
public virtual string ReturnAfter() { return null; }
/// <summary>
/// 撤销之前
/// </summary>
/// <returns></returns>
public virtual string UndoneBefore() { return null; }
/// <summary>
/// 撤销之后
/// </summary>
/// <returns></returns>
public virtual string UndoneAfter() { return null; }
/// <summary>
/// 移交后
/// </summary>
/// <returns></returns>
public virtual string ShiftAfter()
{
return null;
}
/// <summary>
/// 加签后
/// </summary>
/// <returns></returns>
public virtual string AskerAfter()
{
return null;
}
/// <summary>
/// 加签答复后
/// </summary>
/// <returns></returns>
public virtual string AskerReAfter()
{
return null;
}
/// <summary>
/// 队列节点发送后
/// </summary>
/// <returns></returns>
public virtual string QueueSendAfter()
{
return null;
}
/// <summary>
/// 工作到达的时候
/// </summary>
/// <returns></returns>
public virtual string WorkArrive()
{
return null;
}
#endregion 要求子类重写的方法(节点事件).
#region 基类方法.
/// <summary>
/// 执行事件
/// </summary>
/// <param name="eventType">事件类型</param>
/// <param name="en">实体参数</param>
public string DoIt(string eventType, Node currNode, Entity en, string atPara, int jumpToNodeID = 0, string toEmps = null,GenerWorkFlow hisGWF=null)
{
this.HisEn = en;
this.HisNode = currNode;
this.HisGenerWorkFlow = hisGWF;
// this.WorkID = en.GetValInt64ByKey("OID");
this.JumpToEmps = toEmps;
this.JumpToNodeID = jumpToNodeID;
this.SysPara = null;
this.ItIsStopFlow = false;
#region 处理参数.
Row r = en.Row;
//系统参数.
if (r.ContainsKey("FK_MapData") == true)
r["FK_MapData"] = en.ClassID;
else
r.Add("FK_MapData", en.ClassID);
if (atPara != null)
{
AtPara ap = new AtPara(atPara);
foreach (string s in ap.HisHT.Keys)
{
try
{
r.Add(s, ap.GetValStrByKey(s));
}
catch
{
r[s] = ap.GetValStrByKey(s);
}
}
}
if (BP.Difference.SystemConfig.isBSsystem == true)
{
/*如果是bs系统, 就加入外部url的变量.*/
foreach (string key in HttpContextHelper.RequestParamKeys)
{
if ( key == null)
continue;
switch (key)
{
case "WorkID":
case "NodeID":
case "FrmID":
case "IsReadonly":
case "__VIEWSTATE":
case "__EVENTVALIDATION":
case "OID":
continue;
default:
break;
}
string val = HttpContextHelper.RequestParams(key); //BP.Sys.Base.Glo.Request.QueryString[key];
if (r.ContainsKey(key) == true)
r[key] = val;
else
r.Add(key, val);
}
}
this.SysPara = r;
#endregion 处理参数.
#region 执行事件.
switch (eventType)
{
case EventListFlow.FlowOnCreateWorkID: // 节点表单事件。
return this.CreateWorkID();
case EventListNode.FrmLoadAfter: // 节点表单事件。
return this.FrmLoadAfter();
case EventListNode.FrmLoadBefore: // 节点表单事件。
return this.FrmLoadBefore();
case EventListNode.NodeFrmSaveAfter: // 节点事件 保存后。
return this.SaveAfter();
case EventListNode.NodeFrmSaveBefore: // 节点事件 - 保存前.。
return this.SaveBefore();
case EventListNode.SendWhen: // 节点事件 - 发送前。
this.ItIsStopFlow = false;
string str = this.SendWhen();
if (this.ItIsStopFlow == true)
return "@Info=" + str + "@IsStopFlow=1";
if (this.JumpToNodeID == 0 && this.JumpToEmps == null)
return str;
//返回这个格式, NodeSend 来解析.
return "@Info=" + str + "@ToNodeID=" + this.JumpToNodeID + "@ToEmps=" + this.JumpToEmps;
case EventListNode.SendSuccess: // 节点事件 - 发送成功时。
return this.SendSuccess();
case EventListNode.SendError: // 节点事件 - 发送失败。
return this.SendError();
case EventListNode.ReturnBefore: // 节点事件 - 退回前。
return this.ReturnBefore();
case EventListNode.ReturnAfter: // 节点事件 - 退回后。
return this.ReturnAfter();
case EventListNode.UndoneBefore: // 节点事件 - 撤销前。
return this.UndoneBefore();
case EventListNode.UndoneAfter: // 节点事件 - 撤销后。
return this.UndoneAfter();
case EventListNode.ShitAfter:// 节点事件-移交后
return this.ShiftAfter();
case EventListNode.AskerAfter://节点事件 加签后
return this.AskerAfter();
case EventListNode.AskerReAfter://节点事件加签回复后
return this.FlowOverBefore();
case EventListNode.QueueSendAfter://队列节点发送后
return this.AskerReAfter();
case EventListFlow.FlowOverBefore: // 流程结束前.。
return this.FlowOverBefore();
case EventListFlow.FlowOverAfter: // 流程结束后。
return this.FlowOverAfter();
case EventListFlow.BeforeFlowDel: // 流程删除前。
return this.BeforeFlowDel();
case EventListFlow.AfterFlowDel: // 删除后.
return this.AfterFlowDel();
case EventListNode.WorkArrive: // 工作到达时.
return this.WorkArrive();
default:
throw new Exception("@没有判断的事件类型:" + eventType);
break;
}
#endregion 执行事件.
return null;
}
#endregion 基类方法.
}
}