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[Workflow] Added initial set of files
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‎composer.json

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@@ -72,6 +72,7 @@
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"symfony/validator": "self.version",
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"symfony/var-dumper": "self.version",
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"symfony/web-profiler-bundle": "self.version",
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"symfony/workflow": "self.version",
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"symfony/yaml": "self.version"
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},
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"require-dev": {

‎src/Symfony/Bridge/Twig/Extension/WorkflowExtension.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bridge\Twig\Extension;
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use Symfony\Component\Workflow\Registry;
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/**
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* WorkflowExtension.
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*
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* @author Grégoire Pineau <lyrixx@lyrixx.info>
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*/
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class WorkflowExtension extends \Twig_Extension
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{
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private $workflowRegistry;
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public function __construct(Registry $workflowRegistry)
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{
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$this->workflowRegistry = $workflowRegistry;
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}
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public function getFunctions()
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{
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return array(
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new \Twig_SimpleFunction('workflow_can', array($this, 'canTransition')),
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new \Twig_SimpleFunction('workflow_transitions', array($this, 'getEnabledTransitions')),
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);
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}
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public function canTransition($object, $transition, $name = null)
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{
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return $this->workflowRegistry->get($object, $name)->can($object, $transition);
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}
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public function getEnabledTransitions($object, $name = null)
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{
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return $this->workflowRegistry->get($object, $name)->getEnabledTransitions($object);
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}
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public function getName()
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{
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return 'workflow';
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}
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}

‎src/Symfony/Bundle/FrameworkBundle/Command/WorkflowDumpCommand.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bundle\FrameworkBundle\Command;
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use Symfony\Component\Console\Input\InputArgument;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Output\OutputInterface;
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use Symfony\Component\Workflow\Dumper\GraphvizDumper;
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use Symfony\Component\Workflow\Marking;
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/**
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* @author Grégoire Pineau <lyrixx@lyrixx.info>
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*/
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class WorkflowDumpCommand extends ContainerAwareCommand
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{
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public function isEnabled()
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{
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return $this->getContainer()->has('workflow.registry');
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}
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/**
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* {@inheritdoc}
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*/
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protected function configure()
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{
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$this
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->setName('workflow:dump')
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->setDefinition(array(
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new InputArgument('name', InputArgument::REQUIRED, 'A workflow name'),
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new InputArgument('marking', InputArgument::IS_ARRAY, 'A marking (a list of places)'),
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))
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->setDescription('Dump a workflow')
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->setHelp(<<<'EOF'
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The <info>%command.name%</info> command dumps the graphical representation of a
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workflow in DOT format
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%command.full_name% <workflow name> | dot -Tpng > workflow.png
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EOF
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)
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;
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}
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/**
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* {@inheritdoc}
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*/
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protected function execute(InputInterface $input, OutputInterface $output)
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{
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$workflow = $this->getContainer()->get('workflow.'.$input->getArgument('name'));
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$definition = $this->getProperty($workflow, 'definition');
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$dumper = new GraphvizDumper();
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$marking = new Marking();
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foreach ($input->getArgument('marking') as $place) {
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$marking->mark($place);
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}
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$output->writeln($dumper->dump($definition, $marking));
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}
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private function getProperty($object, $property)
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{
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$reflectionProperty = new \ReflectionProperty(get_class($object), $property);
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$reflectionProperty->setAccessible(true);
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return $reflectionProperty->getValue($object);
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}
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}

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php

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@@ -103,6 +103,7 @@ public function getConfigTreeBuilder()
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$this->addSsiSection($rootNode);
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$this->addFragmentsSection($rootNode);
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$this->addProfilerSection($rootNode);
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$this->addWorkflowSection($rootNode);
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$this->addRouterSection($rootNode);
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$this->addSessionSection($rootNode);
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$this->addRequestSection($rootNode);
@@ -226,6 +227,99 @@ private function addProfilerSection(ArrayNodeDefinition $rootNode)
226227
;
227228
}
228229

230+
private function addWorkflowSection(ArrayNodeDefinition $rootNode)
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{
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$rootNode
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->children()
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->arrayNode('workflows')
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->useAttributeAsKey('name')
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->prototype('array')
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->children()
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->arrayNode('marking_store')
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->isRequired()
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->children()
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->enumNode('type')
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->values(array('property_accessor', 'scalar'))
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->end()
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->arrayNode('arguments')
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->beforeNormalization()
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->ifString()
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->then(function ($v) { return array($v); })
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->end()
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->prototype('scalar')
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->end()
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->end()
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->scalarNode('service')
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->cannotBeEmpty()
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->end()
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->end()
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->validate()
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->always(function ($v) {
258+
if (isset($v['type']) && isset($v['service'])) {
259+
throw new \InvalidArgumentException('"type" and "service" could not be used together.');
260+
}
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return $v;
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})
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->end()
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->end()
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->arrayNode('supports')
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->isRequired()
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->beforeNormalization()
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->ifString()
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->then(function ($v) { return array($v); })
271+
->end()
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->prototype('scalar')
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->cannotBeEmpty()
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->validate()
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->ifTrue(function ($v) { return !class_exists($v); })
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->thenInvalid('The supported class %s does not exist.')
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->end()
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->end()
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->end()
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->arrayNode('places')
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->isRequired()
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->requiresAtLeastOneElement()
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->prototype('scalar')
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->cannotBeEmpty()
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->end()
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->end()
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->arrayNode('transitions')
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->useAttributeAsKey('name')
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->isRequired()
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->requiresAtLeastOneElement()
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->prototype('array')
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->children()
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->arrayNode('from')
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->beforeNormalization()
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->ifString()
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->then(function ($v) { return array($v); })
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->end()
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->requiresAtLeastOneElement()
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->prototype('scalar')
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->cannotBeEmpty()
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->end()
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->end()
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->arrayNode('to')
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->beforeNormalization()
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->ifString()
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->then(function ($v) { return array($v); })
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->end()
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->requiresAtLeastOneElement()
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->prototype('scalar')
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->cannotBeEmpty()
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->end()
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->end()
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->end()
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->end()
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->end()
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->end()
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->end()
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->end()
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->end()
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;
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}
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private function addRouterSection(ArrayNodeDefinition $rootNode)
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{
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$rootNode

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

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@@ -31,13 +31,15 @@
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use Symfony\Component\Serializer\Normalizer\DateTimeNormalizer;
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use Symfony\Component\Serializer\Normalizer\JsonSerializableNormalizer;
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use Symfony\Component\Validator\Validation;
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use Symfony\Component\Workflow;
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3536
/**
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* FrameworkExtension.
3738
*
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* @author Fabien Potencier <fabien@symfony.com>
3940
* @author Jeremy Mikola <jmikola@gmail.com>
4041
* @author Kévin Dunglas <dunglas@gmail.com>
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* @author Grégoire Pineau <lyrixx@lyrixx.info>
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*/
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class FrameworkExtension extends Extension
4345
{
@@ -129,6 +131,7 @@ public function load(array $configs, ContainerBuilder $container)
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$this->registerTranslatorConfiguration($config['translator'], $container);
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$this->registerProfilerConfiguration($config['profiler'], $container, $loader);
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$this->registerCacheConfiguration($config['cache'], $container);
134+
$this->registerWorkflowConfiguration($config['workflows'], $container, $loader);
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133136
if ($this->isConfigEnabled($container, $config['router'])) {
134137
$this->registerRouterConfiguration($config['router'], $container, $loader);
@@ -346,6 +349,54 @@ private function registerProfilerConfiguration(array $config, ContainerBuilder $
346349
}
347350
}
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352+
/**
353+
* Loads the workflow configuration.
354+
*
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* @param array $workflows A workflow configuration array
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* @param ContainerBuilder $container A ContainerBuilder instance
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* @param XmlFileLoader $loader An XmlFileLoader instance
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*/
359+
private function registerWorkflowConfiguration(array $workflows, ContainerBuilder $container, XmlFileLoader $loader)
360+
{
361+
if (!$workflows) {
362+
return;
363+
}
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365+
$loader->load('workflow.xml');
366+
367+
$registryDefinition = $container->getDefinition('workflow.registry');
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foreach ($workflows as $name => $workflow) {
370+
$definitionDefinition = new Definition(Workflow\Definition::class);
371+
$definitionDefinition->addMethodCall('addPlaces', array($workflow['places']));
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foreach ($workflow['transitions'] as $transitionName => $transition) {
373+
$definitionDefinition->addMethodCall('addTransition', array(new Definition(Workflow\Transition::class, array($transitionName, $transition['from'], $transition['to']))));
374+
}
375+
376+
if (isset($workflow['marking_store']['type'])) {
377+
$markingStoreDefinition = new DefinitionDecorator('workflow.marking_store.'.$workflow['marking_store']['type']);
378+
foreach ($workflow['marking_store']['arguments'] as $argument) {
379+
$markingStoreDefinition->addArgument($argument);
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}
381+
} else {
382+
$markingStoreDefinition = new Reference($workflow['marking_store']['service']);
383+
}
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385+
$workflowDefinition = new DefinitionDecorator('workflow.abstract');
386+
$workflowDefinition->replaceArgument(0, $definitionDefinition);
387+
$workflowDefinition->replaceArgument(1, $markingStoreDefinition);
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$workflowDefinition->replaceArgument(3, $name);
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$workflowId = 'workflow.'.$name;
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$container->setDefinition($workflowId, $workflowDefinition);
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foreach ($workflow['supports'] as $supportedClass) {
395+
$registryDefinition->addMethodCall('add', array(new Reference($workflowId), $supportedClass));
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}
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}
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}
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/**
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* Loads the router configuration.
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*

‎src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd

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<xsd:element name="serializer" type="serializer" minOccurs="0" maxOccurs="1" />
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<xsd:element name="property-info" type="property_info" minOccurs="0" maxOccurs="1" />
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<xsd:element name="cache" type="cache" minOccurs="0" maxOccurs="1" />
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<xsd:element name="workflows" type="workflows" minOccurs="0" maxOccurs="1" />
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</xsd:all>
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<xsd:attribute name="http-method-override" type="xsd:boolean" />
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224225
<xsd:attribute name="provider" type="xsd:string" />
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<xsd:attribute name="clearer" type="xsd:string" />
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</xsd:complexType>
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<xsd:complexType name="workflows">
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<xsd:choice minOccurs="0" maxOccurs="unbounded">
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<xsd:element name="workflow" type="workflow" />
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</xsd:choice>
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</xsd:complexType>
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<xsd:complexType name="workflow">
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<xsd:sequence>
237+
<xsd:element name="marking-store" type="marking_store" />
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<xsd:element name="supports" type="xsd:string" minOccurs="1" maxOccurs="unbounded" />
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<xsd:element name="places" type="xsd:string" minOccurs="1" maxOccurs="unbounded" />
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<xsd:element name="transitions" type="transitions" />
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</xsd:sequence>
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<xsd:attribute name="name" type="xsd:string" />
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</xsd:complexType>
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<xsd:complexType name="marking_store">
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<xsd:sequence>
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<xsd:element name="type" type="xsd:string" minOccurs="0" maxOccurs="1" />
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<xsd:element name="arguments" type="xsd:string" minOccurs="0" maxOccurs="unbounded" />
249+
<xsd:element name="service" type="xsd:string" minOccurs="0" maxOccurs="1" />
250+
</xsd:sequence>
251+
</xsd:complexType>
252+
253+
<xsd:complexType name="transitions">
254+
<xsd:sequence>
255+
<xsd:element name="transition" type="transition" />
256+
</xsd:sequence>
257+
</xsd:complexType>
258+
259+
<xsd:complexType name="transition">
260+
<xsd:sequence>
261+
<xsd:element name="from" type="xsd:string" minOccurs="1" maxOccurs="unbounded" />
262+
<xsd:element name="to" type="xsd:string" minOccurs="1" maxOccurs="unbounded" />
263+
</xsd:sequence>
264+
<xsd:attribute name="name" type="xsd:string" />
265+
</xsd:complexType>
227266
</xsd:schema>

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