private PDCacheEntry TryReloadProcessDef(ProcessDef pd)
{
string ckey = pd.ShortDefinitionId.ToLower();
var errs = new List <string>();
if (!ValidateProcessDef(pd, errs))
{
throw new Exception("Process definition invalid: " + string.Join(";\n", errs));
}
string script = ProcessBooScriptGenerator.GenerateScriptString(pd);
string surl = "PScript_" + Guid.NewGuid().ToString("N");
_storage.AddScript(surl, script);
try
{
var t = _dsl.TryRecompile(surl, RD.CompilationMode.Compile);
var cd = new PDCacheEntry
{
Process = pd,
ReadDate = DateTime.Now,
ScriptUrl = surl
};
return(cd);
}
catch (Exception)
{
_storage.Invalidate(surl);
throw;
}
}
public void GenerateScript(ProcessDef pd)
{
WriteLine("#########");
WriteLine("# this script is generated by an automatic tool. Do not modify it because your changes might be overwritten");
WriteLine("#########");
WriteCompositeTask(pd.Body);
}
public static string GenerateScriptString(ProcessDef pd)
{
var sw = new StringWriter();
GenerateScript(pd, sw);
return(sw.ToString());
}
public static void GenerateScript(ProcessDef pd, TextWriter output)
{
var gd = new ProcessBooScriptGenerator(output);
gd.GenerateScript(pd);
output.Flush();
}
public static string Serialize(ProcessDef pd)
{
var sw = new StringWriter();
Serialize(pd, sw);
return(sw.ToString());
}
public static void SerializeToFile(ProcessDef pd, string fileName)
{
using (var sw = new StreamWriter(fileName, false, Encoding.UTF8))
{
Serialize(pd, sw);
}
}
public static void GenerateScript(ProcessDef pd, string outputDirectory)
{
string fn = Path.Combine(outputDirectory, string.Format("{0}.{1}.boo", pd.ProcessName, pd.Version));
using (var sw = new StreamWriter(fn, false, Encoding.UTF8))
{
GenerateScript(pd, sw);
}
}
public void Implement(IAlgorithmBuilder builder)
{
if (ProcessDef == null)
{
throw new InvalidOperationException("No valid process definition");
}
ProcessDef.Implement(builder);
}
public virtual void Activate(ITaskExecutionContext ctx, ProcessDef processDef, IProcessScriptRuntime scriptRuntime)
{
Context = ctx;
ProcessDefinition = processDef;
TaskDefinition = processDef.GetRequiredTask(this.TaskId);
ScriptRuntime = scriptRuntime;
if (TaskDefinition == null)
{
throw new Exception("Task not found in process definition: " + this.TaskId);
}
}
private bool ValidateProcessDef(ProcessDef pd, List <string> errors = null, List <string> warnings = null)
{
if (!pd.Validate(errors))
{
return(false);
}
var script = ProcessBooScriptGenerator.GenerateScriptString(pd);
if (!_dsl.CheckSyntax(script, errors, warnings))
{
return(false);
}
return(true);
}
/// <summary>
/// Attempts to update process definition. If the attempt fails current definition will not
/// be modified.
/// </summary>
/// <param name="pd"></param>
/// <param name="errors"></param>
/// <returns></returns>
public bool TryUpdateProcess(ProcessDef pd)
{
EnsureProcessesLoaded();
var ce = TryReloadProcessDef(pd);
string fn = Path.Combine(BaseDir, pd.ShortDefinitionId + ".npd");
log.Info("Saving process file {0}", fn);
using (var sw = new StreamWriter(fn, false, Encoding.UTF8))
{
ProcessDefJsonSerializer.Serialize(ce.Process, sw);
}
ce.ReadDate = DateTime.Now;
_processCache.AddOrUpdate(ce.Process.ShortDefinitionId.ToLower(), ce, (id, oc) => ce);
return(true);
}
public bool ValidateAndSaveProcessDefinition(ProcessDef pd, bool save, out List <string> errors, out List <string> warnings)
{
EnsureProcessesLoaded();
errors = new List <string>();
warnings = new List <string>();
if (!ValidateProcessDef(pd, errors, warnings))
{
return(false);
}
if (save)
{
if (!TryUpdateProcess(pd))
{
return(false);
}
}
return(true);
}
public ProcessDef GetProcessDef()
{
_curProcessDef = new ProcessDef();
string name = this.GetType().FullName;
int idx = name.LastIndexOf('.');
if (idx < 0)
{
throw new Exception("Invalid type name");
}
_curProcessDef.PackageName = Package == null ? null : Package.Name;
_curProcessDef.ProcessName = name.Substring(0, idx);
_curProcessDef.Version = Int32.Parse(name.Substring(idx + 1));
_curProcessDef.Version = 1;
_curProcessDef.DataTypes = new TypeSet();
_currentCompositeTask = new CompositeTaskDef
{
Id = _curProcessDef.ProcessName
};
_curProcessDef.Body = _currentCompositeTask;
Prepare();
_curProcessDef.FinishModelBuild();
return(_curProcessDef);
}
public int Process(ProcessDef strategy)
{
return(strategy(data));
}
public void Initialize(ProcessDef pd, BooProcessPackage pp)
{
ProcessDefinition = pd;
Package = pp;
Prepare();
}
internal BooProcessScriptRuntime(ProcessRuntimeDSLBase pd)
{
_pd = pd;
_def = pd.ProcessDefinition;
}
protected void GenerateScript(ProcessDef pd)
{
GenerateScript(pd.Body);
}
public static void Serialize(ProcessDef pd, TextWriter output)
{
_ser.Serialize(new JsonTextWriter(output), pd);
}
internal BooDslProcessRuntime(ProcessDefDSLBase pd)
{
_pd = pd;
_def = pd.GetProcessDef();
}
public int Process(ProcessDef strategy)
{
//todo:ellenörzés
return(strategy(data));
}
public JsonResult SaveProcessDefine()
{
AjaxResult ajaxResult = new AjaxResult()
{
Result = DoResult.Failed,
PromptMsg = "操作失败"
};
try
{
string json = Request.Form["processDefContent"];
ProcessDefine processDefine = JsonConvert.DeserializeObject<ProcessDefine>(json, new ActivityConvert());
string processDefContent = processDefine.ToXml();
string name = Request.Form["Name"];
string text = Request.Form["text"];
string version = Request.Form["version"];
string description = Request.Form["description"];
string startor = Request.Form["startor"];
string isActive = Request.Form["isActive"];
string categoryID = Request.Form["categoryID"];
string currentFlag = Request.Form["currentFlag"];
string currentStatus = Request.Form["currentStatus"];
string processDefID = Request.Form["processDefID"];
if (!string.IsNullOrEmpty(processDefContent))
{
string ID = IdGenerator.NewGuid().ToString();
if (!string.IsNullOrEmpty(processDefID))
{
ID = processDefID;
}
ProcessDef proDef = repository.Query<ProcessDef>().Where(p => p.ID != processDefID && p.Name == processDefine.ID && p.Version == processDefine.Version).FirstOrDefault();
if (proDef != null)
{
ajaxResult.RetValue = false;
ajaxResult.Result = DoResult.Success;
ajaxResult.PromptMsg = "操作失败，该流程已经存在，选择该流程修改";
}
else
{
ProcessDef processDef = new ProcessDef()
{
ID = ID,
Name = name,
Text = text,
Version = version,
Description = description,
CreateTime = DateTime.Now,
Creator = workContext.User.LoginName,
Startor = startor,
IsActive = isActive.ToShort(),
CurrentFlag = currentFlag.ToShort(),
CurrentState = currentStatus.ToShort(),
Content = processDefContent,
CategoryID = categoryID,
};
repository.SaveOrUpdate(processDef);
ajaxResult.RetValue = processDef;
ajaxResult.Result = DoResult.Success;
ajaxResult.PromptMsg = "操作成功";
CacheManager.Remove(ID);
}
}
}
catch (Exception ex)
{
log.Error("创建工作流失败" + ex.Message);
ajaxResult.RetValue = false;
ajaxResult.Result = DoResult.Failed;
ajaxResult.PromptMsg = "操作失败";
}
return Json(ajaxResult);
}
public static void GenerateScript(ProcessDef pd, TextWriter output)
{
new BooProcessScriptGenerator(output).GenerateScript(pd);
output.Flush();
}
