68 lines
1.7 KiB
PHP
68 lines
1.7 KiB
PHP
<?php
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namespace Guzzle\Service\Resource;
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use Guzzle\Common\Exception\InvalidArgumentException;
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use Guzzle\Service\Command\CommandInterface;
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/**
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* Factory that utilizes multiple factories for creating iterators
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*/
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class CompositeResourceIteratorFactory implements ResourceIteratorFactoryInterface
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{
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/** @var array Array of factories */
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protected $factories;
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/** @param array $factories Array of factories used to instantiate iterators */
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public function __construct(array $factories)
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{
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$this->factories = $factories;
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}
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public function build(CommandInterface $command, array $options = array())
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{
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if (!($factory = $this->getFactory($command))) {
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throw new InvalidArgumentException('Iterator was not found for ' . $command->getName());
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}
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return $factory->build($command, $options);
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}
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public function canBuild(CommandInterface $command)
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{
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return $this->getFactory($command) !== false;
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}
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/**
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* Add a factory to the composite factory
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*
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* @param ResourceIteratorFactoryInterface $factory Factory to add
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*
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* @return self
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*/
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public function addFactory(ResourceIteratorFactoryInterface $factory)
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{
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$this->factories[] = $factory;
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return $this;
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}
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/**
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* Get the factory that matches the command object
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*
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* @param CommandInterface $command Command retrieving the iterator for
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*
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* @return ResourceIteratorFactoryInterface|bool
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*/
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protected function getFactory(CommandInterface $command)
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{
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foreach ($this->factories as $factory) {
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if ($factory->canBuild($command)) {
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return $factory;
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}
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}
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return false;
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}
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}
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