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<?php |
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/** |
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* User: ms |
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* Date: 12.10.15 |
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* Time: 22:16 |
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*/ |
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namespace Amazon; |
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use Amazon\Exceptions\InvalidDomainException; |
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abstract class Parser |
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{ |
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/** |
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* @var string |
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*/ |
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private $tld = null; |
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/** |
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* @var array |
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*/ |
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private $unusedDomainParts = array( |
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'amazon' |
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, 'amzn' |
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, 'www' |
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); |
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/** |
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* @var array |
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*/ |
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private $amazonDomains = array( |
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'amazon' |
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, 'amzn' |
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); |
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/** |
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* @var string |
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*/ |
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protected $url = null; |
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public function __construct($url) |
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{ |
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$this->url = $url; |
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//Question Marks |
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if (preg_match('/%3F/', $url)) { |
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$this->url = substr($url, 0, strpos($url, "%3F")); |
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} |
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$urlParameter = parse_url($this->getUrl()); |
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$this->processUrl($urlParameter); |
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$this->processTld($urlParameter['host']); |
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} |
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/** |
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* @param string $url |
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*/ |
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protected function setUrl($url) |
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{ |
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$this->url = $url; |
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} |
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/** |
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* @return string |
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*/ |
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protected function getUrl() |
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{ |
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return $this->url; |
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} |
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/** |
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* @param $urlParameter |
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* @throws InvalidDomainException |
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*/ |
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protected function processUrl($urlParameter) |
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{ |
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if (false === array_key_exists('path', $urlParameter)) { |
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throw new InvalidDomainException(sprintf('Url %s has no path', $this->getUrl())); |
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} |
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//Check if we have an Amazon Domain |
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$isAmazonDomain = false; |
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//ShortUrl |
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foreach ($this->amazonDomains as $domain) { |
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if (preg_match('/' . $domain . '/', $this->getUrl())) { |
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$isAmazonDomain = true; |
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} |
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} |
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if (false === $isAmazonDomain) { |
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throw new InvalidDomainException(sprintf('Url %s does not belong to Amazon', $this->getUrl())); |
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} |
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} |
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/** |
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* @param $host |
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* @return string |
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*/ |
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protected function processTld($host) |
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{ |
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$tldStrings = []; |
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$parts = explode('.', $host); |
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foreach ($parts as $part) { |
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if (false === in_array($part, $this->unusedDomainParts)) { |
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$tldStrings[] = $part; |
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} |
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} |
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$this->setTld(implode('.', $tldStrings)); |
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} |
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/** |
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* @return string |
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*/ |
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public function getTld() |
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{ |
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return $this->tld; |
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} |
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/** |
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* @param string $tld |
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*/ |
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protected function setTld($tld) |
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{ |
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$this->tld = $tld; |
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} |
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} |