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<?php |
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/** |
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* Contains CachePreserver class. |
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* |
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* PHP version 5.5 |
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* |
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* LICENSE: |
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* This file is part of Yet Another Php Eve Api Library also know as Yapeal |
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* which can be used to access the Eve Online API data and place it into a |
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* database. |
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* Copyright (C) 2014-2016 Michael Cummings |
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* |
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* This program is free software: you can redistribute it and/or modify it |
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* under the terms of the GNU Lesser General Public License as published by the |
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* Free Software Foundation, either version 3 of the License, or (at your |
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* option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License |
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* for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, see |
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* <http://www.gnu.org/licenses/>. |
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* |
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* You should be able to find a copy of this license in the LICENSE.md file. A |
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* copy of the GNU GPL should also be available in the GNU-GPL.md file. |
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* |
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* @copyright 2014-2016 Michael Cummings |
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* @license http://www.gnu.org/copyleft/lesser.html GNU LGPL |
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* @author Michael Cummings <[email protected]> |
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*/ |
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namespace Yapeal\FileSystem; |
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use FilePathNormalizer\FilePathNormalizerTrait; |
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use Yapeal\Event\EveApiEventEmitterTrait; |
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use Yapeal\Event\EveApiEventInterface; |
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use Yapeal\Event\MediatorInterface; |
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use Yapeal\Log\Logger; |
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use Yapeal\Xml\EveApiPreserverInterface; |
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/** |
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* Class CachePreserver |
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*/ |
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class CachePreserver implements EveApiPreserverInterface |
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{ |
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use CommonFileHandlingTrait, EveApiEventEmitterTrait, FilePathNormalizerTrait; |
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/** |
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* @param string|null $cachePath |
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* @param bool $preserve |
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* |
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* @throws \DomainException |
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* @throws \InvalidArgumentException |
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*/ |
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public function __construct($cachePath = null, $preserve = false) |
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{ |
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$this->setCachePath($cachePath)->setPreserve($preserve); |
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} |
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/** |
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* @return boolean |
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*/ |
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public function shouldPreserve() |
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{ |
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return $this->preserve; |
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} |
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/** |
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* @param EveApiEventInterface $event |
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* @param string $eventName |
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* @param MediatorInterface $yem |
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* |
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* @return EveApiEventInterface |
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* @throws \LogicException |
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*/ |
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public function preserveEveApi(EveApiEventInterface $event, $eventName, MediatorInterface $yem) |
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{ |
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if (!$this->shouldPreserve()) { |
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return $event; |
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} |
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$data = $event->getData(); |
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$this->setYem($yem); |
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$yem->triggerLogEvent( |
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'Yapeal.Log.log', |
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Logger::DEBUG, |
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$this->getReceivedEventMessage($data, $eventName, __CLASS__) |
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); |
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// BaseSection/ApiHash.xml |
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$cacheFile = sprintf( |
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'%1$s%2$s/%3$s%4$s.xml', |
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$this->getCachePath(), |
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ucfirst($data->getEveApiSectionName()), |
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ucfirst($data->getEveApiName()), |
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$data->getHash() |
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); |
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$xml = $data->getEveApiXml(); |
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if (false === $xml) { |
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return $event->setHandledSufficiently(); |
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} |
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// Insures retriever never see partly written file by deleting old file and using temp file for writing. |
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if (false === $this->safeFileWrite($xml, $cacheFile, $yem)) { |
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return $event; |
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} |
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return $event->setHandledSufficiently(); |
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} |
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/** |
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* @param string|null $value |
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* |
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* @return self Fluent interface. |
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* @throws \DomainException |
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* @throws \InvalidArgumentException |
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*/ |
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public function setCachePath($value = null) |
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{ |
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if ($value === null) { |
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$value = dirname(dirname(__DIR__)) . '/cache/'; |
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} |
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if (!is_string($value)) { |
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$mess = 'Cache path MUST be string, but was given ' . gettype($value); |
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throw new \InvalidArgumentException($mess); |
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} |
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if ('' === $this->cachePath) { |
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$mess = 'Cache path can NOT be empty'; |
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throw new \DomainException($mess); |
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} |
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$this->cachePath = $this->getFpn() |
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->normalizePath($value); |
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return $this; |
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} |
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/** |
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* @param boolean $value |
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* |
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* @return $this Fluent interface |
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*/ |
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public function setPreserve($value = true) |
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{ |
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$this->preserve = (boolean)$value; |
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return $this; |
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} |
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/** |
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* @return string |
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* @throws \LogicException |
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*/ |
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protected function getCachePath() |
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{ |
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if (null === $this->cachePath) { |
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$mess = ' Trying to use cachePath before it was set'; |
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throw new \LogicException($mess); |
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} |
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return $this->cachePath; |
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} |
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/** |
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* @var string $cachePath |
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*/ |
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private $cachePath; |
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/** |
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* @var bool $preserve |
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*/ |
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private $preserve = false; |
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} |
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Yapeal /
yapeal-ng
