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<?php |
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namespace whm\Smoke\Extensions\SmokeResponseRetriever\Retriever\Crawler; |
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use Ivory\HttpAdapter\HttpAdapterInterface; |
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use PhmLabs\Components\Init\Init; |
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use Psr\Http\Message\UriInterface; |
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use whm\Crawler\Crawler as whmCrawler; |
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use whm\Crawler\PageContainer\PatternAwareContainer; |
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use whm\Html\Uri; |
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use whm\Smoke\Extensions\SmokeResponseRetriever\Retriever\CrawlingRetriever; |
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use whm\Smoke\Http\Response; |
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class Crawler implements CrawlingRetriever |
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{ |
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private $startPage; |
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private $httpClient; |
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private $parallelRequests; |
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private $started = false; |
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private $filters; |
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private $pageContainer; |
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/** |
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* @var \whm\Crawler\Crawler |
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*/ |
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private $crawler; |
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public function init(array $filters, $pageContainer, $startPage = null, $parallelRequests = 5) |
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{ |
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$this->filters = Init::initializeAll($filters); |
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if (!is_null($startPage)) { |
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$this->startPage = new Uri($startPage); |
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} |
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$this->initPageContainer($pageContainer); |
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$this->parallelRequests = $parallelRequests; |
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} |
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private function initPageContainer($pageContainerArray) |
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{ |
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$this->pageContainer = Init::initialize($pageContainerArray); |
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// @todo this should be done inside a factory |
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if ($this->pageContainer instanceof PatternAwareContainer) { |
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if (array_key_exists('parameters', $pageContainerArray) && array_key_exists('pattern', $pageContainerArray['parameters'])) { |
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foreach ($pageContainerArray['parameters']['pattern'] as $name => $pattern) { |
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$this->pageContainer->registerPattern($name, $pattern); |
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} |
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} |
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} |
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} |
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public function getStartPage() |
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{ |
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return $this->startPage; |
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} |
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public function setStartPage(UriInterface $startPage) |
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{ |
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$this->startPage = $startPage; |
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} |
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public function setHttpClient(HttpAdapterInterface $httpClient) |
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{ |
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$this->httpClient = $httpClient; |
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} |
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/** |
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* @return Response |
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*/ |
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public function next() |
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{ |
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if (!$this->started) { |
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$this->started = true; |
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if (is_null($this->startPage)) { |
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throw new \RuntimeException('The crawler you are using needs a start page to work, but it is not defined. '); |
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} |
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$this->crawler = new whmCrawler($this->httpClient, $this->pageContainer, $this->startPage, $this->parallelRequests); |
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foreach ($this->filters as $filter) { |
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$this->crawler->addFilter($filter); |
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} |
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} |
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return $this->crawler->next(); |
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} |
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public function getComingFrom(UriInterface $uri) |
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{ |
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return $this->crawler->getComingFrom($uri); |
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} |
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public function getOriginUri(UriInterface $uri) |
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{ |
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return $uri; |
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} |
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} |
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phmLabs /
Smoke
