/// <summary>
/// 执行流程动作（分步执行）
/// </summary>
/// <param name="methodName">操作命令</param>
/// <param name="methodMode">方法类型（1：第一步提交，2：第二步提交）</param>
/// <param name="bizContext">业务系统上下文</param>
/// <returns></returns>
public static WorkflowContext ExecuteMethod(string methodName, int methodMode, BizContext bizContext)
{
if (string.IsNullOrEmpty(methodName))
{
throw new Exception("操作命令不能为空");
}
string result = WFClientProcess.ExecuteMethod(methodName, methodMode, AppSettingInfo.CONST_WorkflowMethodVersion, bizContext);
return(JsonConvert.DeserializeObject <WorkflowContext>(result));
}
/// <summary>
/// 执行
/// </summary>
/// <param name="host"></param>
/// <param name="param"></param>
internal void Execute(WFClientSDK host, WFExecuteParameter param)
{
string workflowContextPost = JsonConvert.SerializeObject(param.WorkflowContext);
//TODO 执行流程操作
WFExecuteArgs args = new WFExecuteArgs(param);
if (args.ExecuteParameter.OperatorType == 7)
{
//如果执行的是撤回操作，则直接执行工作流方法，然后调用After。
ExecuteMethodOnlyCallAfter(host, param);
return;
}
bool result = true;
if (BeforeExecute != null)
{
result = BeforeExecute(this, args);
}
if (result == false)
{
//如果Before出错则把POST回来的WorkflowContext再返回回去
SDKHelper.ShowProcess(host.PageInstance, workflowContextPost);
return;
}
string workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 1);
WorkflowContext workflowContextOne = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
ProcessReturn(args, workflowContextOne);
if (args.ExecuteParameter.WorkflowContext.StatusCode != 0)
{
SDKHelper.ShowProcess(host.PageInstance, JsonConvert.SerializeObject(args.ExecuteParameter.WorkflowContext));
return;
}
if (SaveApplicationData != null)
{
result = SaveApplicationData(this, args);
}
if (result)
{
workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 2);
args.ExecuteParameter.WorkflowContext = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
if (AfterExecute != null)
{
AfterExecute(this, args);
}
SDKHelper.ShowProcess(host.PageInstance, workflowContext);
}
else
{
SDKHelper.ShowProcess(host.PageInstance, workflowContextPost);
}
}
/// <summary>
/// 执行工作流的方法（只调用After）
/// </summary>
/// <param name="host"></param>
/// <param name="param"></param>
private void ExecuteMethodOnlyCallAfter(WFClientSDK host, WFExecuteParameter param)
{
string workflowContextPost = JsonConvert.SerializeObject(param.WorkflowContext);
//TODO 执行流程操作
WFExecuteArgs args = new WFExecuteArgs(param);
string workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 0);
args.ExecuteParameter.WorkflowContext = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
if (AfterExecute != null)
{
AfterExecute(this, args);
}
SDKHelper.ShowProcess(host.PageInstance, workflowContext);
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text";
string bizContext = context.Request.Form["BizContext"];
string methodName = context.Request.Form["MethodName"];
string methodMode = context.Request.Form["MethodMode"];
string methodVersion = context.Request.Form["Version"];
string bizWFURL = context.Request.Form["BizWFURL"];
if (string.IsNullOrEmpty(bizContext))
{
bizContext = context.Request.QueryString["BizContext"];
}
if (string.IsNullOrEmpty(methodName))
{
methodName = context.Request.QueryString["MethodName"];
}
if (string.IsNullOrEmpty(methodMode))
{
methodMode = context.Request.QueryString["MethodMode"];
}
if (string.IsNullOrEmpty(methodVersion))
{
methodVersion = context.Request.QueryString["Version"];
}
if (string.IsNullOrEmpty(methodName))
{
throw new Exception("参数MethodName为空");
}
if (string.IsNullOrEmpty(bizContext))
{
throw new Exception("参数BizContext为空");
}
//反序列化得到BizContext
BizContext bizContextObj = JsonConvert.DeserializeObject <BizContext>(bizContext);
string result = WFClientProcess.ExecuteMethod(methodName, SDKHelper.ToInt(methodMode), methodVersion, bizContextObj, bizWFURL);
context.Response.Write(result);
}