<?php
namespace Guzzle\Service\Resource;
use Guzzle\Inflection\InflectorInterface;
use Guzzle\Inflection\Inflector;
use Guzzle\Service\Command\CommandInterface;
/**
* Factory for creating {@see ResourceIteratorInterface} objects using a convention of storing iterator classes under a
* root namespace using the name of a {@see CommandInterface} object as a convention for determining the name of an
* iterator class. The command name is converted to CamelCase and Iterator is appended (e.g. abc_foo => AbcFoo).
*/
class ResourceIteratorClassFactory extends AbstractResourceIteratorFactory
{
/** @var array List of namespaces used to look for classes */
protected $namespaces;
/** @var InflectorInterface Inflector used to determine class names */
protected $inflector;
/**
* @param string|array $namespaces List of namespaces for iterator objects
* @param InflectorInterface $inflector Inflector used to resolve class names
*/
public function __construct($namespaces = array(), InflectorInterface $inflector = null)
{
$this->namespaces = (array) $namespaces;
$this->inflector = $inflector ?: Inflector::getDefault();
}
/**
* Registers a namespace to check for Iterators
*
* @param string $namespace Namespace which contains Iterator classes
*
* @return self
*/
public function registerNamespace($namespace)
{
array_unshift($this->namespaces, $namespace);
return $this;
}
protected function getClassName(CommandInterface $command)
{
$iteratorName = $this->inflector->camel($command->getName()) . 'Iterator';
// Determine the name of the class to load
foreach ($this->namespaces as $namespace) {
$potentialClassName = $namespace . '\\' . $iteratorName;
if (class_exists($potentialClassName)) {
return $potentialClassName;
}
}
return false;
}
}