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<?php |
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namespace Consolidation\Bootstrap; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerAwareTrait; |
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class BootstrapManager implements LoggerAwareInterface |
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{ |
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use LoggerAwareTrait; |
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/** |
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* @var Consolidation\Bootstrap\BootInterface[] |
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*/ |
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protected $bootstrapCandidates = []; |
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/** |
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* @var BootstrapCurrator |
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*/ |
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protected $currator; |
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/** |
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* Constructor. |
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*/ |
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public function __construct() |
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{ |
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} |
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public function setBootstrapCurrator(BootstrapCurrator $currator) |
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{ |
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$this->currator = $currator; |
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} |
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public function getBootstrapCurrator() |
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{ |
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if (!isset($this->currator)) { |
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$this->currator = new BootstrapCurrator(); |
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} |
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return $this->currator; |
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} |
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/** |
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* Add a bootstrap selection object to the list of candidates |
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* |
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* @param BootstrapSelectionInterface |
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* List of boot candidates |
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*/ |
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public function add(BootstrapSelectionInterface $candidate) |
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{ |
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$this->bootstrapCandidates[] = $candidate; |
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} |
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/** |
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* Register a factory with an object-creation listener, and |
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* the bootstrap manager will ensure that the bootstrap object |
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* will be set on any object that implements BootstrapAwareInterface. |
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* This is an alternative to using dependency injection container |
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* inflection (e.g. if the commandfile objects are not always |
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* created via the container). |
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* |
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* @param mixed $factory A factory object that creates or uses |
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* bootstrap-aware objects. |
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* @param string $listenerMethod The method to call to register a |
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* listener callback function. |
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* @example $bootstrapManager->registerFactory($annotationCommandFactory); |
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*/ |
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public function registerFactory($factory, $listenerMethod = 'addListener') |
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{ |
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$factory->$listenerMethod( |
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function ($object) { |
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if ($object instanceof BootstrapAwareInterface) { |
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$object->setBootstrapCurrator($this->getBootstrapCurrator()); |
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} |
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} |
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); |
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} |
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/** |
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* Look up the best bootstrap class for the given location |
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* from the set of available candidates. |
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* |
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* @param string $path Path to the desired framework |
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* |
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* @return null|BootInterface |
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*/ |
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public function selectBootstrap($path) |
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{ |
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if ($this->getBootstrapCurrator()->hasBootstrap()) { |
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throw new \RuntimeException('Bootstrap object already selected.'); |
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} |
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foreach ($this->bootstrapCandidates as $candidate) { |
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if ($candidate->isValid($path)) { |
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return $this->setSelectedBootstrap($candidate, $path); |
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} |
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} |
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return null; |
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} |
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/** |
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* Get the bootstrap object for the selected framework. |
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* |
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* @param BootstrapSelectionInterface $candidate A valid selection object. |
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* |
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* @return BootInterface |
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*/ |
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protected function setSelectedBootstrap(BootstrapSelectionInterface $candidate, $path) |
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{ |
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return $this->setBootstrap($candidate->getBootstrap($path)); |
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} |
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/** |
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* Record the bootstrap object that was selected. |
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* |
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* @param BootInterface $bootstrap |
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* |
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* @return BootInterface |
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*/ |
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protected function setBootstrap(BootInterface $bootstrap) |
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{ |
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$this->getBootstrapCurrator()->setBootstrap($bootstrap); |
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return $bootstrap; |
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} |
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} |
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consolidation /
bootstrap
