async Task StartWorkflow(RequestCommand cmd, ExpandoObject dataToStart, TextWriter writer)
{
if (_workflowEngine == null)
{
throw new InvalidOperationException($"Service 'IWorkflowEngine' not registered");
}
var swi = new StartWorkflowInfo
{
DataSource = cmd.CurrentSource,
Schema = cmd.CurrentSchema,
Model = cmd.CurrentModel,
ModelId = dataToStart.Get <Int64>("Id"),
ActionBase = cmd.ActionBase
};
if (swi.ModelId == 0)
{
throw new RequestModelException("Id must be specified to 'startProcess' command");
}
if (!String.IsNullOrEmpty(cmd.file))
{
swi.Source = $"file:{cmd.file}";
}
swi.Comment = dataToStart.Get <String>("Comment");
swi.UserId = dataToStart.Get <Int64>("UserId");
if (swi.Source == null)
{
throw new RequestModelException($"File or clrType must be specified to 'startProcess' command");
}
WorkflowResult wr = await _workflowEngine.StartWorkflow(swi);
WriteJsonResult(writer, wr);
}
async Task ExecuteCommand(RequestCommand cmd, ExpandoObject dataToExec, HttpResponseBase response)
{
switch (cmd.type)
{
case CommandType.sql:
await ExecuteSqlCommand(cmd, dataToExec, response.Output);
break;
case CommandType.startProcess:
await StartWorkflow(cmd, dataToExec, response.Output);
break;
case CommandType.resumeProcess:
await ResumeWorkflow(cmd, dataToExec, response.Output);
break;
case CommandType.clr:
await ExecuteClrCommand(cmd, dataToExec, response.Output);
break;
case CommandType.xml:
await ExecuteXmlCommand(cmd, dataToExec, response);
break;
default:
throw new RequestModelException($"Invalid command type '{cmd.type}'");
}
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
var swi = new StartWorkflowInfo
{
DataSource = cmd.CurrentSource,
Schema = cmd.CurrentSchema,
Model = cmd.CurrentModel,
ModelId = dataToExec.Get <Int64>("Id"),
ActionBase = cmd.ActionBase
};
if (swi.ModelId == 0)
{
throw new RequestModelException("Id must be specified to 'startProcess' command");
}
if (!String.IsNullOrEmpty(cmd.file))
{
swi.Source = $"file:{cmd.file}";
}
swi.Comment = dataToExec.Get <String>("Comment");
swi.UserId = dataToExec.Get <Int64>("UserId");
if (swi.Source == null)
{
throw new RequestModelException($"File or clrType must be specified to 'startProcess' command");
}
WorkflowResult wr = await _workflowEngine.StartWorkflow(swi);
return(new ServerCommandResult(JsonConvert.SerializeObject(wr, JsonHelpers.StandardSerializerSettings)));
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
if (String.IsNullOrEmpty(cmd.procedure))
{
throw new RequestModelException("A procedure must be specified for sql-type command");
}
IDataModel model = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.CommandProcedure, dataToExec, cmd.commandTimeout);
//_host.CheckTypes(cmd.Path, cmd.checkTypes, model);
String invokeTarget = cmd.GetInvokeTarget();
if (invokeTarget != null)
{
var clr = new ClrInvoker();
clr.EnableThrow();
clr.Invoke(invokeTarget, dataToExec); // after execute
}
var r = new ServerCommandResult();
if (model == null)
{
r.Data = "{}";
}
else
{
r.Data = JsonConvert.SerializeObject(model.Root, JsonHelpers.StandardSerializerSettings);
}
return(r);
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
var r = new ServerCommandResult();
var qm = _messaging.CreateQueuedMessage();
var prms = cmd.parameters;
qm.Key = prms.Get <String>("key");
qm.Template = prms.Get <String>("template");
qm.TargetId = Int64.Parse(cmd.Id);
qm.Source = "ServerCommand";
qm.Parameters.Append(dataToExec);
bool immediately = true;
if (prms.HasProperty(nameof(immediately)))
{
immediately = prms.Get <Boolean>(nameof(immediately));
}
long msgId = await _messaging.QueueMessageAsync(qm, immediately);
if (immediately)
{
await _messaging.SendMessageAsync(msgId);
}
r.Data = $"{{\"status\":\"success\", \"id\":{msgId}}}";
return(r);
}
void ExecuteScriptCommand(RequestCommand cmd, ExpandoObject dataToExec, TextWriter writer)
{
if (String.IsNullOrEmpty(cmd.template))
{
throw new RequestModelException($"template must be specified for command '{cmd.command}'");
}
// SYNC!
}
async Task ExecuteSqlCommand(RequestCommand cmd, ExpandoObject dataToExec, TextWriter writer)
{
if (String.IsNullOrEmpty(cmd.procedure))
{
throw new RequestModelException("A procedure must be specified for sql-type command");
}
IDataModel model = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.CommandProcedure, dataToExec);
WriteDataModel(model, writer);
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
if (!String.IsNullOrEmpty(cmd.model))
{
var dmParams = dataToExec.Clone(new String[] { "url", "method", "headers", "body" });
_dataModel = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.LoadProcedure, dmParams);
}
String url = Resolve(dataToExec.Get <String>("url"), dataToExec)?.ToString();
String method = dataToExec.Get <String>("method")?.ToString()?.ToLowerInvariant();
var headers = dataToExec.Get <ExpandoObject>("headers");
var body = dataToExec.Get <Object>("body");
String bodyStr = null;
HttpMethod mtd = HttpMethod.Get;
if (method == "post")
{
mtd = HttpMethod.Post;
bodyStr = Resolve(body, dataToExec);
}
using (var msg = new HttpRequestMessage(mtd, url))
{
SetHeaders(msg, headers, dataToExec);
if (bodyStr != null && mtd == HttpMethod.Post)
{
msg.Content = new StringContent(bodyStr, Encoding.UTF8, "application/json");
}
using (var result = await _httpService.HttpClient.SendAsync(msg))
{
if (result.IsSuccessStatusCode)
{
return(new ServerCommandResult(await result.Content?.ReadAsStringAsync())
{
ContentType = result.Content?.Headers?.ContentType?.MediaType
});
}
else
{
throw new RequestModelException($"CallApi Failed. statusCode:{result.StatusCode}, content:{await result.Content.ReadAsStringAsync()}");
}
}
}
}
async Task ExecuteSqlCommand(RequestCommand cmd, ExpandoObject dataToExec, TextWriter writer)
{
if (String.IsNullOrEmpty(cmd.procedure))
{
throw new RequestModelException("A procedure must be specified for sql-type command");
}
IDataModel model = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.CommandProcedure, dataToExec, cmd.commandTimeout);
String invokeTarget = cmd.GetInvokeTarget();
if (invokeTarget != null)
{
var clr = new ClrInvoker();
clr.EnableThrow();
clr.Invoke(invokeTarget, dataToExec); // after execute
}
WriteDataModel(model, writer);
}
async Task ExecuteClrCommand(RequestCommand cmd, ExpandoObject dataToExec, TextWriter writer)
{
if (String.IsNullOrEmpty(cmd.clrType))
{
throw new RequestModelException($"clrType must be specified for command '{cmd.command}'");
}
var invoker = new ClrInvoker();
Object result;
if (cmd.async)
{
result = await invoker.InvokeAsync(cmd.clrType, dataToExec);
}
else
{
result = invoker.Invoke(cmd.clrType, dataToExec);
}
writer.Write(JsonConvert.SerializeObject(result, StandardSerializerSettings));
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
if (String.IsNullOrEmpty(cmd.clrType))
{
throw new RequestModelException($"clrType must be specified for command '{cmd.command}'");
}
var invoker = new ClrInvoker();
Object result;
if (cmd.async)
{
result = await invoker.InvokeAsync(cmd.clrType, dataToExec);
}
else
{
result = invoker.Invoke(cmd.clrType, dataToExec);
}
return(new ServerCommandResult(JsonConvert.SerializeObject(result, JsonHelpers.StandardSerializerSettings)));
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
var rwi = new ResumeWorkflowInfo
{
Id = dataToExec.Get <Int64>("Id")
};
if (rwi.Id == 0)
{
throw new RequestModelException("InboxId must be specified");
}
rwi.UserId = dataToExec.Get <Int64>("UserId");
rwi.Answer = dataToExec.Get <String>("Answer");
rwi.Comment = dataToExec.Get <String>("Comment");
rwi.Params = dataToExec.Get <ExpandoObject>("Params");
WorkflowResult wr = await _workflowEngine.ResumeWorkflow(rwi);
return(new ServerCommandResult(JsonConvert.SerializeObject(wr, JsonHelpers.StandardSerializerSettings)));
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
if (String.IsNullOrEmpty(cmd.file))
{
throw new RequestModelException($"'file' must be specified for command '{cmd.command}'");
}
String code = await _reader.ReadTextFileAsync(cmd.Path, cmd.file.AddExtension("js"));
if (code == null)
{
throw new RequestModelException($"File not found '{cmd.file}'");
}
_engine.SetCurrentDirectory(cmd.Path);
var retval = _engine.Execute(code, dataToExec, cmd.args);
return(new ServerCommandResult()
{
Data = JsonConvert.SerializeObject(retval, JsonHelpers.StandardSerializerSettings)
});
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
List <String> xmlSchemaPathes = null;
if (cmd.xmlSchemas != null)
{
xmlSchemaPathes = new List <String>();
foreach (var schema in cmd.xmlSchemas)
{
xmlSchemaPathes.Add(_host.ApplicationReader.MakeFullPath(cmd.Path, schema + ".xsd"));
}
}
if (xmlSchemaPathes == null)
{
throw new RequestModelException("The xml-schemes are not specified");
}
foreach (var path in xmlSchemaPathes)
{
if (!_host.ApplicationReader.FileExists(path))
{
throw new RequestModelException($"File not found '{path}'");
}
}
IDataModel dm = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.XmlProcedure, dataToExec);
var xmlCreator = new XmlCreator(xmlSchemaPathes, dm, "UTF-8")
{
Validate = cmd.validate
};
var bytes = xmlCreator.CreateXml();
return(new ServerCommandResult(Encoding.UTF8.GetString(bytes))
{
ConentType = "text/xml"
});
}
async Task ExecuteXmlCommand(RequestCommand cmd, ExpandoObject dataToExec, HttpResponseBase response)
{
List <String> xmlSchemaPathes = null;
if (cmd.xmlSchemas != null)
{
xmlSchemaPathes = new List <String>();
foreach (var schema in cmd.xmlSchemas)
{
xmlSchemaPathes.Add(Host.MakeFullPath(false, cmd.Path, schema + ".xsd"));
}
}
if (xmlSchemaPathes == null)
{
throw new RequestModelException("The xml-schemes are not specified");
}
foreach (var path in xmlSchemaPathes)
{
if (!System.IO.File.Exists(path))
{
throw new RequestModelException($"File not found '{path}'");
}
}
IDataModel dm = await DbContext.LoadModelAsync(cmd.CurrentSource, cmd.XmlProcedure, dataToExec);
var xmlCreator = new XmlCreator(xmlSchemaPathes, dm, "UTF-8")
{
Validate = cmd.validate
};
var bytes = xmlCreator.CreateXml();
response.ContentType = "text/xml";
var chars = Encoding.UTF8.GetString(bytes).ToCharArray();
response.Write(chars, 0, chars.Length);
}
public Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
// SYNC!
if (String.IsNullOrEmpty(cmd.template))
{
throw new RequestModelException($"template must be specified for command '{cmd.command}'");
}
IDataModel dataModel = null;
if (!String.IsNullOrEmpty(cmd.CurrentModel))
{
dataModel = _dbContext.LoadModel(cmd.CurrentSource, cmd.LoadProcedure, dataToExec, cmd.commandTimeout);
}
var ssi = new ServerScriptInfo
{
DataModel = dataModel,
Path = cmd.Path,
Template = cmd.template,
Parameter = cmd.commandProp
};
var resultJson = _scriptProcessor.RunScript(ssi, "invoke");
var result = JsonConvert.DeserializeObject <ExpandoObject>(resultJson?.ToString(), new ExpandoObjectConverter());
var status = result.Get <String>("status");
switch (status)
{
case "save":
{
var dataToSave = result.Get <ExpandoObject>("data");
var savedDm = _dbContext.SaveModel(cmd.CurrentSource, cmd.UpdateProcedure, dataToSave, dataToExec);
return(Task.FromResult(new ServerCommandResult("{}")));
}
case "error":
throw new RequestModelException(result.Get <String>("message"));
}
return(Task.FromResult(new ServerCommandResult("{}")));
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
String url = Resolve(dataToExec.Get <String>("url"), dataToExec)?.ToString();
String method = dataToExec.Get <String>("method")?.ToString()?.ToLowerInvariant();
var headers = dataToExec.Get <ExpandoObject>("headers");
var body = dataToExec.Get <Object>("body");
String bodyStr = null;
HttpMethod mtd = HttpMethod.Get;
if (method == "post")
{
mtd = HttpMethod.Post;
bodyStr = ResolveBody(body, dataToExec);
}
using (var msg = new HttpRequestMessage(mtd, url))
{
SetHeaders(msg, headers, dataToExec);
if (bodyStr != null && mtd == HttpMethod.Post)
{
msg.Content = new StringContent(bodyStr, Encoding.UTF8, "application/json");
}
var result = await _httpClient.SendAsync(msg);
if (result.IsSuccessStatusCode)
{
return(new ServerCommandResult(await result.Content.ReadAsStringAsync())
{
ConentType = result.Content.Headers.ContentType.MediaType
});
}
else
{
throw new RequestModelException($"CallApi Failed. statusCode:{result.StatusCode}, content:{await result.Content.ReadAsStringAsync()}");
}
}
}
async Task ResumeWorkflow(RequestCommand cmd, ExpandoObject dataToStart, TextWriter writer)
{
if (_workflowEngine == null)
{
throw new InvalidOperationException($"Service 'IWorkflowEngine' not registered");
}
var rwi = new ResumeWorkflowInfo
{
Id = dataToStart.Get <Int64>("Id")
};
if (rwi.Id == 0)
{
throw new RequestModelException("InboxId must be specified");
}
rwi.UserId = dataToStart.Get <Int64>("UserId");
rwi.Answer = dataToStart.Get <String>("Answer");
rwi.Comment = dataToStart.Get <String>("Comment");
rwi.Params = dataToStart.Get <ExpandoObject>("Params");
WorkflowResult wr = await _workflowEngine.ResumeWorkflow(rwi);
WriteJsonResult(writer, wr);
}
public async Task <ServerCommandResult> Execute(RequestCommand cmd, ExpandoObject dataToExec)
{
await ProcessDbEvents(_dbContext, cmd.CurrentSource, _host.IsAdminMode);
return(new ServerCommandResult());
}
async Task ExecuteSqlCommand(RequestCommand cmd, ExpandoObject dataToExec, TextWriter writer)
{
IDataModel model = await _dbContext.LoadModelAsync(cmd.CurrentSource, cmd.CommandProcedure, dataToExec);
WriteDataModel(model, writer);
}
