41 lines
1.2 KiB
PHP
41 lines
1.2 KiB
PHP
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<?php
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namespace Guzzle\Batch;
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use Guzzle\Common\Exception\InvalidArgumentException;
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/**
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* Batch transfer strategy where transfer logic can be defined via a Closure.
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* This class is to be used with {@see Guzzle\Batch\BatchInterface}
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*/
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class BatchClosureTransfer implements BatchTransferInterface
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{
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/** @var callable A closure that performs the transfer */
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protected $callable;
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/** @var mixed $context Context passed to the callable */
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protected $context;
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/**
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* @param mixed $callable Callable that performs the transfer. This function should accept two arguments:
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* (array $batch, mixed $context).
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* @param mixed $context Optional context to pass to the batch divisor
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*
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* @throws InvalidArgumentException
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*/
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public function __construct($callable, $context = null)
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{
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if (!is_callable($callable)) {
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throw new InvalidArgumentException('Argument must be callable');
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}
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$this->callable = $callable;
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$this->context = $context;
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}
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public function transfer(array $batch)
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{
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return empty($batch) ? null : call_user_func($this->callable, $batch, $this->context);
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}
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}
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