/// <summary>
/// 请求WebService返回结果
/// </summary>
/// <typeparam name="T">返回的结果类型</typeparam>
/// <param name="dicParamWebService">WebService返回结果</param>
/// <returns></returns>
private static T PostWebServiceGetResult <T>(Dictionary <string, object> dicParamWebService)
{
string result = SDKHelper.QueryPostWebService(dicParamWebService);
ResultBaseContext baseContext = JsonConvert.DeserializeObject <ResultBaseContext>(result);
if (baseContext.StatusCode == ClientConstDefine.WORKFLOW_SERVICE_ERRORCODE_NOERROR)
{
return(JsonConvert.DeserializeObject <T>((string)baseContext.Data));
}
else
{
throw new Exception(baseContext.StatusMessage, baseContext.LastException);
}
}
/// <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);
}
/// <summary>
/// 获取流程WorkflowContext对象(加载已有流程信息)
/// </summary>
/// <param name="page">页面对象</param>
/// <param name="businessID">业务ID</param>
/// <param name="userInfo">用户信息</param>
/// <returns>流程信息</returns>
public static WorkflowContext GetProcess(Page page, string businessID, UserInfo userInfo)
{
BizContext bizContext = new BizContext();
bizContext.BusinessID = businessID;
if (userInfo == null)
{
bizContext.CurrentUser = new UserInfo()
{
UserLoginID = SDKHelper.GetUserName(HttpContext.Current)
};
}
else
{
bizContext.CurrentUser = userInfo;
}
return(WFClientProcess.GetProcess(page, bizContext));
}
/// <summary>
/// 检查是否发起过流程
/// </summary>
/// <param name="businessID">业务ID</param>
/// <returns></returns>
internal static bool Exist(string businessID)
{
var dicParamWebService = SDKHelper.BuildParamWebService(AppSettingInfo.CONST_Action_ProcessOperator, AppSettingInfo.CONST_OtherMethod_ExistProcess, Guid.NewGuid().ToString(), Newtonsoft.Json.JsonConvert.SerializeObject(new
{
BusinessID = businessID,
}));
string result = SDKHelper.QueryPostWebService(dicParamWebService);
ResultBaseContext baseContext = JsonConvert.DeserializeObject <ResultBaseContext>(result);
if (baseContext.StatusCode == ClientConstDefine.WORKFLOW_SERVICE_ERRORCODE_NOERROR)
{
return((string)baseContext.Data == Boolean.TrueString);
}
else
{
throw new Exception(baseContext.StatusMessage, baseContext.LastException);
}
}
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);
}
/// <summary>
/// 完善BizContext信息
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
internal static BizContext RepaireBizContext(BizContext context)
{
if (string.IsNullOrEmpty(context.AppCode))
{
context.AppCode = AppSettingInfo.ApplicationCode;
}
if (context.BusinessID == null)
{
context.BusinessID = "";
}
if (context.CurrentUser == null)
{
context.CurrentUser = new UserInfo()
{
UserLoginID = SDKHelper.GetUserName(HttpContext.Current)
};
}
if (string.IsNullOrEmpty(context.WFToken))
{
context.WFToken = Guid.NewGuid().ToString();
}
return(context);
}
public override Dictionary <string, object> BuildParamWebService(string action, string method, string token, string callBackUrl, Dictionary <string, string> dicParam, HttpContext context)
{
string version = "1.0";
if (dicParam.ContainsKey("Version"))
{
version = dicParam["Version"];
}
string paramStr = string.Empty;
if (dicParam.ContainsKey("Param"))
{
paramStr = dicParam["Param"];
}
//将appCode，action，method，param（序列化后的dicParam）添加到dicParamWebService中调用WebService
return(SDKHelper.BuildParamWebService(action, method, token, Newtonsoft.Json.JsonConvert.SerializeObject(
new
{
Version = version,
Param = paramStr,
CurrentUserLoginID = SDKHelper.GetUserName(context),
BizAppCode = AppSettingInfo.ApplicationCode
}), callBackUrl));
}
public override Dictionary <string, object> BuildParamWebService(string action, string method, string token, string callBackUrl, Dictionary <string, string> dicParam, HttpContext context)
{
return(SDKHelper.BuildParamWebService(action, method, token, Newtonsoft.Json.JsonConvert.SerializeObject(dicParam), callBackUrl));
}
/// <summary>
/// 显示流程
/// </summary>
/// <param name="page"></param>
/// <param name="workflowContext"></param>
public static void ShowProcess(Page page, string workflowContext)
{
SDKHelper.RegisterScript(page, AppSettingInfo.CONST_WorkflowContextJsonVarName, SDKHelper.FormateVarScript(AppSettingInfo.CONST_WorkflowContextJsonVarName, workflowContext));
SDKHelper.RegisterScript(page, "showProcess", "wanda_wf_client.showProcess();");
}
/// <summary>
/// 调用WebService请求（调用地址为Web.Config中配置的地址）
/// </summary>
/// <param name="Pars"></param>
/// <returns></returns>
public static string QueryPostWebService(Dictionary <string, object> Pars)
{
string workFlowServerFullURL = SDKHelper.GetWorkflowServerUrlFullPath(AppSettingInfo.WorkflowServerUrl);
return(QueryPostWebService(workFlowServerFullURL, AppSettingInfo.CONST_WorkflowServiceMethodName, Pars));
}
