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Change Log

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

Release 2.2.14 -- 2024-11-13

To fix issue #231

  • engine.invoke noWait option changed behaviour: Old Behaviour: engine.invoke complete the target node and continue execution till a wait state of end of process New Behaviour: with 'noWait' option now it will complete the target node and return before continue with the rest of the process till wait state Example:
    let res = await api.engine.start('test-wait-invoke', {},user);

    console.log('about to invoke with noWait option')
    res=await api.engine.invoke({ "id": res.instance.id, "items.elementId": 'Activity_0z113lq'},{},user,{noWait:true}),
    console.log(`invoked`,res.item.element.type,res.item.status);

    report(res.instance);

Release 2.2.13 -- 2024-09-20

  • All JavaScript triggers are now async
  • ScriptHandler can be assigned to a different class at configuration.ts
  • This release require changes configuration.ts to add scriptHandler, add the following to new Configuration call
		scriptHandler: function(server) {
			return new ScriptHandler();
		},

Release 2.2.12 -- 2024-09-19

Fix bug #227 - Erorr Handler from direct boundary event

Release 2.2.11 -- 2024-0822

Fix bug #222

Release 2.2.10 -- 2024-08-10

  1. Added item.statusDetails to contail bpmnError code
  2. item.output is now saved to the db

Release 2.2.9 -- 2024-08-09

Minor changes

Release 2.2.7 -- 2024-06-19

data.findItems: Added $in condition Fixed Bug with query in items.vars.

Release 2.2.6 -- 2024-06-12

rollback last commit

Release 2.2.5 -- 2024-06-12

fixed bug, instance.data is now impacted by change on item.input during validate

Release 2.2.4 -- 2024-05-30

engine:

added api.engine.upgrade() ade(model:string,afterNodeIds:string[]):Promise<string[]|{errors}>;

ModelsData

added the following to process:
        candidateStarterGroups
        candidateStarterUsers
        historyTimeToLive
        isStartableInTasklist

Release 2.2.3 -- 2014-05

  • Fixed bug with callTask
  • JavaScript events errors now throw exceptions
  • Logger.log is now optional: {includeLog: true}
  • DataStore.findInstances now accepts sort as an option
	 * @param option
	 * 		-'summary'	minimal data
	 * 		- 'full'
	 * 		- {projection,sort} 
	async findInstances(query, option: 'summary' | 'full' | any = 'summary'): Promise<IInstanceData[]>{
  • Added execution option: 'parentItemId' for callService
		if (options['parentItemId']) {
			execution.instance.parentItemId=options['parentItemId'];
		}
  • Fix issue with async scripts for 'Task Assignment' by adding return
        else if (exp.startsWith('#')) {
            val = await ScriptHandler.executeScript(item, 'return '+exp.substring(1));
        }

Release 2.2.1 -- 2014-04

Fix Issue 186

  • Loops/SubProcess/Transactions directly after gateways caused error of a token without any items, since loops create own tokens, fix: borrow item for subprocess

Release 2.2.0 -- 2014-04

API - no changes

Events

  • Added eventsDetails to event to include more details

Logging:

  • some improved logging , log level

Datastore:

  • findInstnaces options accepts projection

Cancel/End processing

  • almost total rewrite of the Cancel/End processing for nodes, loops

Testing

  • More test cases focusing in Loops, Transactions

Release 2.1.13 -- 20414-04

Fix Issue #194 , loops inside loops

Release 2.1.10 -- 2024-03

  • Now support escalation and error code in defining the catchEvent
  • Added return { bpmnError:'code'}
  • Added return { escalation:'code'}
  • Added process.exception event
  • Added data sanitanizer
  • Fixed bug with gateway, added test scenario
  • Fixed bug with loop and subprocess, loop and subprocess have own item now
  • Moved docs to mkDocs host at github.io

Release 2.1.6 -- 2024-03

Added

  • .env.ENABLE_PROFILER will display MONGODB timing on console
  • server.dataStore.archive(query)

Release 2.1.5 -- 2024-03

  • Add support to ad-hoc subprocesses
  • Removed reference to UserService from back-end, kept in front-end only
  • Fixed bug with subprocess not ending correctly

Loop Changes:

  • Change itemKey to contain entire dataPath
  • Change Data Structure for loop from Array to Object
  • Fixed bug with loop info not loaded on restore

Release 2.1.0 -- 2024-03

API model:

  • Add: get(query:any ,user: ISecureUser): Promise<object[]> returns full model data, including documentation
  • Change: getList(..) returns only names

API engine

  • Add: restart(itemQuery, data:any,user:ISecureUser, options?:IEngineOptions) :Promise<IExecution> restarting an already completed instance at a particular node

Release 2.0.1 -- 2024-02

  • Moved webApp as a separate Repo
  • Changed install procedure
  • Compile src into dist , repos only include src (TS)
  • Re-Write docs
  • Added Docusaruas
  • Configuration.ts: - Added UserService
  • AppServices.ts is the location for all services
  • Logger: added info to summarize actions
  • Support TaskListener
  • Input/Output Variables now supports multiple types
  • Timer: now supports timeDate type and repeat
  • Process: supports script events
  • ServiceName can now include child objects
  • UserService: added validate Event

Release 1.5.0 -- 2023-11

  • New API
  • Added User Authentication for WebApp
  • Added User Management; Signup and Admin
  • Added Assign function, users can Assign other users to the task
  • Improved Users Interface to support above changes

Release 1.4.1 -- 2023-10-2

  • Added Instance Locking, supporting multiple nodeJS servers running against same MongoDB
  • Support lanes as role see userAssignment
  • Improve documentation

Release 1.4.0 -- 2023-09-20

  • Removes ACL/IAM and relies on the front-end to provide user authentication
  • Uses UserTask assignment fields to capture assignment information -- Add assignment fields to Item class -- see userAssignment for details

Release 1.3.22 -- 2023-05-18

-Fixed Issue with DataObject interface -Added item.vars to storage

Release 1.3.21 -- 2023-05-16

-Fixed Issue Exclusive Gateway Convergence #87

Release 1.3.18 -- 2023-05-07

  • Fixed Issue # 84 #84
  • Fixed Issue with Input Parameters #85
  • Fixed Request to update dependencies #79

Release 1.3.15 -- 2022-11-20

  • Added to .env definitions_path
  • Timer now supports Repeat format R3PT15M
  • Fixed bug with gateway converge
  • Added the following to API
    • definitions/import
    • definitions/delete
    • definitions/rename

Release 1.3.10 -- 2022-09-20

  • SendTask is working same as Service Task - Issue #58
  • Support Repeat Timers using format R3/PT3S
  • Improved support for Error Event need to support errorId
  • Added Escalation Event Type
  • Added Transaction support
  • Cancel Transaction
  • Compensate Transaction
  • Added Color scheme for Activity Status

Release 1.3.9 - 2022-07-09

  • SendTask now behaves same as ServiceTask
  • BoundaryEvents
    • Handle interrupting and non-interrupting
    • Interrupting cancel the parent task and its flow

Release 1.3.8 - 2022-07-09

  • Fix errors in throwSignal/throwMessage in bpmn-client
  • Fix errors in throwSignal/throwMessage in api #52
  • Fix bug showing instance 'end' while still running when in gateway
  • Fix issue with editing element name in property panel #54
  • Include tmp folder in install #56
  • Minor changes to UI - preserve the last process

Release 1.3.4 - 2022-01-09

Fix bugs with Throwing Messages and Signals

Release 1.3.3 - 2022-31-08

Issue #41 Fixed - configuring service task in BPMN-Properties-Panel

No need to edit the bpmn file.

Issue #42 Fixed - running engines after processes end

Now engines are removed as they complete

Issue #43 Fixed - Discrepancy with findItems

Now FindItems returns all the items within the instance that meet the condition

Release 1.3.2 - 2022-30-08

Fixed import process error due to old version of connect-busboy

Release 1.3.1 - 2022-30-08

Fixed compile error with updated tsc

Release 1.3.0 - 2022-21-08

This is a major release, requires an upgrade and changes to existing code base.

Support bpmnjs properties-panel

Provides a UI to edit bpmn definition, therefore, no longer a need to edit the bpmn file

In order to provide this, changes to bpmn specification to be more compliant as follows:

Event Script definition

  • the only events are: start,end
  • old format:
    <bpmn:startEvent id="StartEvent_1ohx91b">
      <bpmn:extensionElements>
        <camunda:script event="start"><![CDATA[
        console.log("This is the start event");
          this.applyInput({records:[1,2,3]});
          console.log(this.data);
          console.log("This is the start event");]]></camunda:script>
      </bpmn:extensionElements>
      <bpmn:outgoing>Flow_18xinq3</bpmn:outgoing>
    </bpmn:startEvent>
  • New format:
      <bpmn2:extensionElements>
        <camunda:executionListener event="start">
          <camunda:script scriptFormat="JavaScript">
			script1
		  </camunda:script>
        </camunda:executionListener>
        <camunda:executionListener event="end">
          <camunda:script scriptFormat="JavaScript">
			script2
			</camunda:script>
        </camunda:executionListener>
      </bpmn2:extensionElements>

Input/Output Definition

Handling Input and Output has changed please this for details

Conditional Flow

  • Old Format:
    <bpmn:conditionExpression xsi:type="bpmn:tExpression">
		<![CDATA[(this.needsCleaning=="Yes")]]>
	</bpmn:conditionExpression>
  • New Format:
    <bpmn:conditionExpression xsi:type="bpmn:tFormalExpression" language="JavaScript">
		(item.data.needsCleaning=="Yes")
	</bpmn:conditionExpression>

Release 1.2.5 - 2022-16-08

Added API engine/status

Release 1.2.4 - 2022-08-08

Added:

  • Access Control Rules
  • Client API can specify the userId
  • Improved documentation

Release 1.2.0 - 2022-08-08

Added WebAPI calls Added Remote access through bpmn-client package improved documentation

Release 1.1.4 - 2020-07-21

Added

  • docs\examples.md add lot more examples
  • engine.start(...,options)
  • AppDelegate now has serviceProvider class as a separate object

Changed

  • signature to service calls
    • old format: service(item);
    • new format: return=service(input,executionContext);

Removed

  • server.cron.checktimers();