82 lines
2.7 KiB
PHP
82 lines
2.7 KiB
PHP
<?php
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/**
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* Authors:
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* krybbio <https://magento.stackexchange.com/users/15051/krybbio>
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* Alex Gusev <alex@flancer64.com>
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* Since: 2018
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*/
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namespace Flancer32\FreeRates\Model\Currency\Import;
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class Fcc
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extends \Magento\Directory\Model\Currency\Import\AbstractImport
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{
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/**
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* @var string
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*/
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const CURRENCY_CONVERTER_URL = 'https://free.currencyconverterapi.com/api/v3/convert?q={{CURRENCY_FROM}}_{{CURRENCY_TO}}';
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/** @var \Flancer32\FreeRates\Helper\Config */
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private $hlpCfg;
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/** @var \Magento\Framework\HTTP\ZendClient */
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private $httpClient;
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/** @var \Magento\Framework\Json\Helper\Data */
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private $jsonHelper;
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/** @var \Psr\Log\LoggerInterface */
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private $logger;
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public function __construct(
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\Psr\Log\LoggerInterface $logger,
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\Magento\Framework\HTTP\ZendClient $httpClient,
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\Magento\Directory\Model\CurrencyFactory $currencyFactory,
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\Magento\Framework\Json\Helper\Data $jsonHelper,
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\Flancer32\FreeRates\Helper\Config $hlpCfg
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) {
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parent::__construct($currencyFactory);
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$this->logger = $logger;
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$this->httpClient = $httpClient;
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$this->jsonHelper = $jsonHelper;
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$this->hlpCfg = $hlpCfg;
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}
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/**
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* @param string $currencyFrom
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* @param string $currencyTo
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* @param int $retry
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* @return float|null
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*/
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protected function _convert($currencyFrom, $currencyTo, $retry = 0)
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{
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$result = null;
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$url = str_replace('{{CURRENCY_FROM}}', $currencyFrom, self::CURRENCY_CONVERTER_URL);
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$url = str_replace('{{CURRENCY_TO}}', $currencyTo, $url);
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$this->logger->info("Currency rates request: $url");
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$delay = $this->hlpCfg->getDelay();
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$timeout = $this->hlpCfg->getTimeout();
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try {
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sleep($delay);
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$this->httpClient->setUri($url);
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$this->httpClient->setConfig(['timeout' => $timeout,]);
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$response = $this->httpClient->request('GET');
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$body = $response->getBody();
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$resultKey = $currencyFrom . '_' . $currencyTo;
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$data = $this->jsonHelper->jsonDecode($body);
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$results = $data['results'][$resultKey];
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$queryCount = $data['query']['count'];
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if (!$queryCount && !isset($results)) {
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$this->_messages[] = __('We can\'t retrieve a rate from %1.', $url);
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} else {
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$result = (float)$results['val'];
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}
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} catch (\Exception $e) {
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if ($retry == 0) {
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$this->_convert($currencyFrom, $currencyTo, 1);
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} else {
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$this->_messages[] = __('We can\'t retrieve a rate from %1.', $url);
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}
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}
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return $result;
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}
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}
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