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<?php |
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/** |
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* NextFlow (http://github.com/nextflow) |
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* |
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* @link http://github.com/nextflow/nextflow-php for the canonical source repository |
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* @copyright Copyright (c) 2014-2016 NextFlow (http://github.com/nextflow) |
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* @license https://raw.github.com/nextflow/nextflow-php/master/LICENSE MIT |
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*/ |
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namespace NextFlow\Arrays\Action; |
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use NextFlow\Core\Action\AbstractAction; |
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/** |
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* Removes an element from the array. |
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*/ |
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final class RemoveElementAction extends AbstractAction |
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{ |
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/** The output action socket. */ |
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const SOCKET_OUTPUT = 'out'; |
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/** The array variable socket. */ |
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const SOCKET_ARRAY = 'array'; |
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/** The element variable socket. */ |
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const SOCKET_ELEMENT = 'element'; |
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/** |
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* Initializes a new instance of this class. |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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$this->createSocket(self::SOCKET_OUTPUT); |
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$this->createSocket(self::SOCKET_ARRAY); |
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$this->createSocket(self::SOCKET_ELEMENT); |
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} |
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/** |
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* Executes the node's logic. |
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*/ |
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public function execute() |
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{ |
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$array = $this->getSocket(self::SOCKET_ARRAY)->getNode(0); |
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if ($array === null) { |
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throw new \InvalidArgumentException('No array variable provided.'); |
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} |
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$element = $this->getSocket(self::SOCKET_ELEMENT)->getNode(0); |
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if ($element === null || $element->getValue() === null) { |
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throw new \InvalidArgumentException('No element variable provided.'); |
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} |
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$newArray = array_diff($array->getValue(), array($element->getValue())); |
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$array->setValue($newArray); |
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$this->activate(self::SOCKET_OUTPUT); |
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} |
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} |
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nextflow /
nextflow-php
