rezzza / workflow
Rezzza workflow
dev-master / 1.0.x-dev
2014-09-17 08:25 UTC
Requires
- php: >=5.3.3
- symfony/property-access: ~2.2
Requires (Dev)
- atoum/atoum: dev-master
This package is not auto-updated.
Last update: 2024-11-19 04:31:52 UTC
README
Define workflow of an object easily.
Installation
Through Composer :
$ composer require --dev "rezzza/workflow:1.0.*@dev"
Warning, this library uses binary system, it assigns a binary mask to each state. By this way, you'll be limited in number of states.
Usage
use \Rezzza\Workflow\Graph; use \Rezzza\Workflow\State; use \Rezzza\Workflow\Workflow; use \Rezzza\Workflow\Exception; $graph = new Graph(); $graph ->addState('empty', new State\NextOne()) // can go to filled ->addState('filled', new State\StateCollection(array('empty', 'confirmed'))) // can go to empty or confirmed ->addState('confirmed', new State\NextOne()) // can go to pending transaction ->addState('pending_transaction', new State\NextAll()) // can go to failing_transaction or success_transaction ->addState('failing_transaction', new State\End()) ->addState('success_transaction', new State\End()) $cart = new Acme\ECommerce\Path\To\Cart(); $workflow = new Workflow($graph, $cart, 'status'); $states = $workflow->getAuthorizedStates(); try { $workflow->moveToState('filled'); } catch (Exception\ConflictException e) { // it seems you want to add a state already setted. } catch (Exception\WorkflowException $e) { // you try to set a state not authorized. }
Specifications
You can add a specification to each states
use Rezzza\Workflow\Specification\SpecificationInterface; class ConfirmableSpecification implements SpecificationInterface { public function isSatisfiedBy($object) { return $object->hasUserAuthenticated(); } } $graph = new Graph(); $graph //........ ->addState('confirmed', new State\NextOne(new ConfirmableSpecification())) //.........
States
You can use each one of theses states: