90 lines
2.1 KiB
PHP
90 lines
2.1 KiB
PHP
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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 <info@alchemy.fr>
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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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