/// <summary>
/// 调用WebService请求数据
/// </summary>
/// <param name="context"></param>
/// <param name="action"></param>
/// <param name="method"></param>
/// <param name="token"></param>
/// <returns></returns>
private string CallWebService(HttpContext context, string action, string method, string token)
{
string callBackUrl = context.Request.Url.ToString().Substring(0, context.Request.Url.ToString().IndexOf('?') - 1) + "/CommonHandler.ashx";
var dicParamWebService = GetWebServiceParam(context, action, method, token, callBackUrl);
try
{
string url = AppSettingInfo.WorkflowServerUrl;
string bizWFServiceURL = context.Request.Form["BizWFURL"];
if (!string.IsNullOrEmpty(bizWFServiceURL))
{
url = bizWFServiceURL;
}
string workFlowServerFullURL = SDKHelper.GetWorkflowServerUrlFullPath(url);
var result = SDKHelper.QueryPostWebService(workFlowServerFullURL, AppSettingInfo.CONST_WorkflowServiceMethodName, dicParamWebService);
return(result);
}
catch (Exception ex)
{
SDKSystemSupportException newEX = new SDKSystemSupportException(ClientConstDefine.WORKFLOW_SERVICE_ERRORCODE_USERSELECT_SERVERWEBSERVICEERROR
, ClientConstDefine.WORKFLOW_SERVICE_ERRORCONTENT_USERSELECT_SERVERWEBSERVICEERROR
);
throw (Exception)ex;
}
}
/// <summary>
/// 执行流程方法
/// </summary>
/// <param name="methodName">方法名称</param>
/// <param name="methodMode">方法类型（0：直接提交，1：第一步提交，2：第二步提交）</param>
/// <param name="methodVersion">方法版本</param>
/// <param name="bizContext">流程上下文参数</param>
/// <returns></returns>
internal static string ExecuteMethod(string methodName, int methodMode, string methodVersion, BizContext bizContext, string bizWFServiceURL = "")
{
//补充BizContext的信息（CurrentUser，AppCode）
WFClientProcess.RepaireBizContext(bizContext);
//将appCode，action，method，param（序列化后的dicParam）添加到dicParamWebService中调用WebService
var dicParamWebService = new Dictionary <string, object>();
dicParamWebService.Add("appCode", bizContext.AppCode);
dicParamWebService.Add("action", "Process");
dicParamWebService.Add("method", methodName);
dicParamWebService.Add("token", bizContext.WFToken);
dicParamWebService.Add("param", Newtonsoft.Json.JsonConvert.SerializeObject(new
{
BizContext = JsonConvert.SerializeObject(bizContext),
Mode = methodMode,
Version = methodVersion
}));
dicParamWebService.Add("callBackUrl", "");
string url = AppSettingInfo.WorkflowServerUrl;
if (!string.IsNullOrEmpty(bizWFServiceURL))
{
url = bizWFServiceURL;
}
string workFlowServerFullURL = SDKHelper.GetWorkflowServerUrlFullPath(url);
string result = SDKHelper.QueryPostWebService(workFlowServerFullURL, AppSettingInfo.CONST_WorkflowServiceMethodName, dicParamWebService);
return(result);
}
/// <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>
/// 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);
}
}
