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<?php |
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namespace vipnytt\RobotsTxtParser\Client\Directives; |
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use PDO; |
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use vipnytt\RobotsTxtParser\Client\SQL\Delay\DelayHandlerSQL; |
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/** |
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* Class RequestRateClient |
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* |
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* @package vipnytt\RobotsTxtParser\Client\Directives |
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*/ |
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class RequestRateClient implements DelayInterface, ClientInterface |
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{ |
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use DirectiveClientCommons; |
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/** |
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* Base Uri |
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* @var string |
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*/ |
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private $base; |
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/** |
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* User-agent |
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* @var string |
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*/ |
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private $userAgent; |
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/** |
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* Rates |
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* @var array |
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*/ |
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private $rates = []; |
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/** |
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* RequestRateClient constructor. |
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* |
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* @param string $baseUri |
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* @param string $userAgent |
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* @param array $rates |
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*/ |
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public function __construct($baseUri, $userAgent, array $rates) |
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{ |
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$this->base = $baseUri; |
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$this->userAgent = $userAgent; |
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$this->rates = $rates; |
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} |
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/** |
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* Export |
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* |
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* @return array |
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*/ |
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public function export() |
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{ |
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return $this->rates; |
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} |
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/** |
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* SQL back-end |
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* |
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* @param PDO $pdo |
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* @return DelayHandlerSQL |
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*/ |
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public function sql(PDO $pdo) |
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{ |
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return new DelayHandlerSQL($pdo, $this->base, $this->userAgent, $this->get()); |
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} |
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/** |
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* Get rate for current timestamp |
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* |
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* @param int|null $timestamp |
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* @return float|int |
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*/ |
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public function get($timestamp = null) |
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{ |
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$values = $this->determine(is_int($timestamp) ? $timestamp : time()); |
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if ( |
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count($values) > 0 && |
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($rate = min($values)) > 0 |
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) { |
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return $rate; |
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} |
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return 0; |
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} |
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/** |
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* Determine rates |
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* |
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* @param int $timestamp |
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* @return float[]|int[] |
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*/ |
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private function determine($timestamp) |
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{ |
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$values = []; |
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foreach ($this->rates as $array) { |
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if ( |
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!isset($array['from']) || |
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!isset($array['to']) |
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) { |
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$values[] = $array['rate']; |
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continue; |
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} |
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if ($this->isBetween($timestamp, $array['from'], $array['to'], 'Hi')) { |
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$values[] = $array['rate']; |
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} |
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} |
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return $values; |
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} |
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} |
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VIPnytt /
RobotsTxtParser
