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<?php |
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namespace Spatie\Crawler; |
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class Url |
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{ |
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/** @var null|string */ |
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public $scheme; |
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/** @var null|string */ |
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public $host; |
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/** @var int */ |
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public $port = 80; |
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/** @var null|string */ |
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public $path; |
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/** @var null|string */ |
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public $query; |
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/** |
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* @param string $url |
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* |
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* @return static |
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*/ |
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public static function create(string $url) |
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{ |
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return new static($url); |
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} |
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public function __construct(string $url) |
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{ |
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$urlProperties = parse_url($url); |
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foreach (['scheme', 'host', 'path', 'port', 'query'] as $property) { |
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if (isset($urlProperties[$property])) { |
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$this->$property = $urlProperties[$property]; |
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} |
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} |
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} |
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public function isRelative(): bool |
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{ |
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return is_null($this->host); |
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} |
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public function isProtocolIndependent(): bool |
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{ |
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return is_null($this->scheme); |
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} |
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public function hasCrawlableScheme(): bool |
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{ |
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return in_array($this->scheme, [null, 'http', 'https']); |
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} |
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/** |
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* @param string $scheme |
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* |
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* @return $this |
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*/ |
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public function setScheme(string $scheme) |
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{ |
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$this->scheme = $scheme; |
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return $this; |
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} |
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/** |
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* @param string $host |
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* |
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* @return $this |
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*/ |
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public function setHost(string $host) |
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{ |
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$this->host = $host; |
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return $this; |
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} |
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/** |
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* @param $port |
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* |
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* @return $this |
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*/ |
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public function setPort(int $port) |
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{ |
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$this->port = $port; |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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public function removeFragment() |
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{ |
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$this->path = explode('#', $this->path)[0]; |
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return $this; |
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} |
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/** |
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* @return null|string |
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*/ |
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public function path() |
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{ |
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return $this->path; |
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} |
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/** |
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* @param int|null $index |
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* |
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* @return array|null|string |
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*/ |
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public function segments(int $index = null) |
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{ |
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$segments = collect(explode('/', $this->path())) |
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->filter(function ($value) { |
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return $value !== ''; |
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}) |
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->values() |
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->toArray(); |
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if (! is_null($index)) { |
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return $this->segment($index); |
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} |
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return $segments; |
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} |
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/** |
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* @param int $index |
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* |
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* @return string|null |
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*/ |
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public function segment(int $index) |
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{ |
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if (! isset($this->segments()[$index - 1])) { |
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return; |
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} |
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return $this->segments()[$index - 1]; |
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} |
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public function isEqual(Url $otherUrl): bool |
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{ |
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return (string) $this === (string) $otherUrl; |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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$path = $this->startsWith($this->path, '/') ? substr($this->path, 1) : $this->path; |
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$port = ($this->port === 80 ? '' : ":{$this->port}"); |
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$queryString = (is_null($this->query) ? '' : "?{$this->query}"); |
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return "{$this->scheme}://{$this->host}{$port}/{$path}{$queryString}"; |
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} |
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/** |
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* @param string|null $haystack |
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* @param string|array $needles |
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* |
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* @return bool |
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*/ |
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public function startsWith($haystack, $needles): bool |
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{ |
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foreach ((array) $needles as $needle) { |
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if ($needle != '' && substr($haystack, 0, strlen($needle)) === (string) $needle) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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spatie /
crawler
