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<?php |
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namespace Xparse\Parser; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\ClientInterface; |
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use GuzzleHttp\Psr7\Request; |
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use GuzzleHttp\RequestOptions; |
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use GuzzleHttp\TransferStats; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Xparse\ElementFinder\ElementFinder; |
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use Xparse\ElementFinder\Helper; |
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use Xparse\ParserInterface\ParserInterface; |
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/** |
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* |
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* @package Xparse\Parser |
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*/ |
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class Parser implements ParserInterface { |
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/** |
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* |
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* @var null|\Xparse\ElementFinder\ElementFinder |
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*/ |
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protected $lastPage = null; |
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/** |
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* @var ClientInterface |
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*/ |
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protected $client = null; |
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/** |
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* @var ElementFinderFactoryInterface |
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*/ |
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protected $elementFinderFactory = null; |
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/** |
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* @var null|ResponseInterface |
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*/ |
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protected $lastResponse = null; |
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/** |
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* @param ClientInterface|null $client |
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* @param ElementFinderFactoryInterface|null $elementFinderFactory |
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*/ |
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public function __construct(ClientInterface $client = null, ElementFinderFactoryInterface $elementFinderFactory = null) { |
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if ($client === null) { |
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$client = new Client([ |
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RequestOptions::ALLOW_REDIRECTS => true, |
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]); |
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} |
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if ($elementFinderFactory === null) { |
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$elementFinderFactory = new ElementFinderFactory(); |
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} |
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$this->elementFinderFactory = $elementFinderFactory; |
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$this->client = $client; |
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} |
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/** |
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* @param string $url |
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* @param array $options |
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* @return ElementFinder |
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* @throws \Exception |
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* @throws \InvalidArgumentException |
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*/ |
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public function get($url, array $options = []) { |
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if (empty($url) or !is_string($url)) { |
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throw new \InvalidArgumentException('Url must be not empty and string.'); |
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} |
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$request = new Request('GET', $url); |
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return $this->send($request, $options); |
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} |
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/** |
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* @param string $url |
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* @param array $data |
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* @param array $options |
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* @return ElementFinder |
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* @throws \Exception |
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* @throws \InvalidArgumentException |
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*/ |
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public function post($url, $data, array $options = []) { |
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if (empty($url) or !is_string($url)) { |
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throw new \InvalidArgumentException('Url must be not empty and string.'); |
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} |
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$request = new Request('POST', $url, [ |
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'body' => $data, |
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]); |
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return $this->send($request, $options); |
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} |
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/** |
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* @return \Xparse\ElementFinder\ElementFinder |
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*/ |
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public function getLastPage() { |
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return $this->lastPage; |
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} |
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/** |
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* @param \Xparse\ElementFinder\ElementFinder $lastPage |
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* @return $this |
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*/ |
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public function setLastPage($lastPage) { |
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$this->lastPage = $lastPage; |
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return $this; |
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} |
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/** |
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* @return null|ResponseInterface |
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*/ |
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public function getLastResponse() { |
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return $this->lastResponse; |
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} |
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/** |
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* @return ClientInterface |
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*/ |
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public function getClient() { |
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return $this->client; |
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} |
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/** |
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* @param $request |
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* @param array $options |
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* @return \Xparse\ElementFinder\ElementFinder |
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* @throws \Exception |
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*/ |
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public function send(RequestInterface $request, array $options = []) { |
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$prevCallback = !empty($options['on_stats']) ? $options['on_stats'] : null; |
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$effectiveUri = null; |
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$options['on_stats'] = function (TransferStats $stats) use (&$effectiveUri, $prevCallback) { |
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$effectiveUri = $stats->getEffectiveUri(); |
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if ($prevCallback !== null) { |
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/** @var callable $prevCallback */ |
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$prevCallback($stats); |
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} |
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}; |
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$response = $this->client->send($request, $options); |
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$page = $this->elementFinderFactory->create($response, $effectiveUri); |
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$this->setLastPage($page); |
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$this->lastResponse = $response; |
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return $page; |
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} |
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} |
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xparse /
Parser
