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<?php |
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/* |
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* This file is part of the Backup package, an RunOpenCode project. |
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* |
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* (c) 2015 RunOpenCode |
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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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* This project is fork of "kbond/php-backup", for full credits info, please |
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* view CREDITS file that was distributed with this source code. |
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*/ |
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namespace RunOpenCode\Backup\Source; |
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use RunOpenCode\Backup\Contract\SourceInterface; |
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/** |
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* Class SourceCollection |
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* |
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* Source collection enables fetching of backups from multiple sources. |
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* |
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* @package RunOpenCode\Backup\Source |
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*/ |
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final class SourceCollection implements SourceInterface, \IteratorAggregate |
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{ |
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/** |
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* @var SourceInterface[] |
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*/ |
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private $sources; |
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/** |
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* Constructor. |
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* |
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* @param SourceInterface[] $sources Initial sources to add. |
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*/ |
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public function __construct(array $sources = array()) |
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{ |
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$this->sources = array(); |
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foreach ($sources as $source) { |
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$this->add($source); |
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} |
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} |
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/** |
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* Add source to collection. |
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* |
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* @param SourceInterface $source Source to add. |
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* @return SourceCollection $this Fluent interface. |
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*/ |
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public function add(SourceInterface $source) |
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{ |
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$this->sources[] = $source; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetch() |
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{ |
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$files = array(); |
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/** |
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* @var SourceInterface $source |
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*/ |
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foreach ($this->sources as $source) { |
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$files = array_merge($files, $source->fetch()); |
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} |
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return $files; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getIterator() |
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{ |
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return new \ArrayIterator($this->sources); |
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} |
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} |
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RunOpenCode /
backup
