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<?php |
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namespace vipnytt\RobotsTxtParser\Directives; |
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use vipnytt\RobotsTxtParser\UrlToolbox; |
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/** |
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* Class Host |
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* |
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* @package vipnytt\RobotsTxtParser\Directives |
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*/ |
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class Host implements DirectiveInterface |
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{ |
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use UrlToolbox; |
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/** |
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* Directive |
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*/ |
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const DIRECTIVE = 'Host'; |
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/** |
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* Host array |
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* @var array |
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*/ |
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protected $array = []; |
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/** |
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* Host constructor. |
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*/ |
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public function __construct() |
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{ |
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} |
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/** |
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* Add |
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* |
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* @param string $line |
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* @return bool |
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*/ |
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public function add($line) |
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{ |
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if (($parsed = parse_url(($line = $this->urlEncode(mb_strtolower($line))))) === false) { |
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return false; |
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} |
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$line = isset($parsed['host']) ? $parsed['host'] : $parsed['path']; |
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if ( |
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!$this->urlValidateHost($line) || |
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( |
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isset($parsed['scheme']) && |
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!$this->urlValidateScheme($parsed['scheme']) |
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) |
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) { |
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return false; |
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} |
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$scheme = isset($parsed['scheme']) ? $parsed['scheme'] . '://' : ''; |
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$port = isset($parsed['port']) ? ':' . $parsed['port'] : ''; |
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$host = $scheme . $line . $port; |
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if (in_array($host, $this->array)) { |
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return false; |
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} |
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$this->array[] = $host; |
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return true; |
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} |
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/** |
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* Check |
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* |
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* @param string $url |
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* @return bool |
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*/ |
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public function check($url) |
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{ |
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if (empty($this->array)) { |
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return false; |
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} |
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$url = mb_strtolower($this->urlEncode($url)); |
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$parts = [ |
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'scheme' => parse_url($url, PHP_URL_SCHEME), |
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'host' => parse_url($url, PHP_URL_HOST), |
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]; |
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$parts['port'] = is_int($port = parse_url($url, PHP_URL_PORT)) ? $port : getservbyname($parts['scheme'], 'tcp'); |
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$cases = [ |
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$parts['host'], |
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$parts['host'] . ':' . $parts['port'], |
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$parts['scheme'] . '://' . $parts['host'], |
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$parts['scheme'] . '://' . $parts['host'] . ':' . $parts['port'] |
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]; |
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if (in_array($this->array[0], $cases)) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Export |
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* |
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* @return array |
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*/ |
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public function export() |
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{ |
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return empty($this->array) ? [] : [self::DIRECTIVE => $this->array]; |
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} |
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} |
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VIPnytt /
RobotsTxtParser
