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<?php |
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/* |
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* This file is part of Zippy. |
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* |
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* (c) Alchemy <[email protected]> |
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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 Alchemy\Zippy\Resource; |
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use Alchemy\Zippy\Exception\InvalidArgumentException; |
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use Doctrine\Common\Collections\ArrayCollection; |
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class ResourceCollection extends ArrayCollection |
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{ |
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private $context; |
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/** |
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* @var bool |
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*/ |
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private $temporary; |
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/** |
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* Constructor |
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* @param string $context |
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* @param Resource[] $elements An array of Resource |
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* @param bool $temporary |
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*/ |
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public function __construct($context, array $elements, $temporary) |
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{ |
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array_walk($elements, function($element) { |
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if (!$element instanceof Resource) { |
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throw new InvalidArgumentException('ResourceCollection only accept Resource elements'); |
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} |
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}); |
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$this->context = $context; |
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$this->temporary = (bool) $temporary; |
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parent::__construct($elements); |
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} |
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/** |
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* Returns the context related to the collection |
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* |
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* @return string |
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*/ |
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public function getContext() |
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{ |
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return $this->context; |
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} |
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/** |
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* Tells whether the collection is temporary or not. |
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* |
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* A ResourceCollection is temporary when it required a temporary folder to |
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* fetch data |
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* |
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* @return bool |
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*/ |
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public function isTemporary() |
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{ |
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return $this->temporary; |
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} |
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/** |
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* Returns true if all resources can be processed in place, false otherwise |
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* |
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* @return bool |
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*/ |
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public function canBeProcessedInPlace() |
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{ |
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if (count($this) === 1) { |
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if (null !== $context = $this->first()->getContextForProcessInSinglePlace()) { |
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$this->context = $context; |
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return true; |
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} |
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} |
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foreach ($this as $resource) { |
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if (!$resource->canBeProcessedInPlace($this->context)) { |
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return false; |
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} |
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} |
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return true; |
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} |
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} |
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alchemy-fr /
Zippy
