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<?php |
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namespace Thinktomorrow\Url; |
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use Thinktomorrow\Url\Exceptions\InvalidUrl; |
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class Root |
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{ |
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private $valid = false; |
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private $scheme; |
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private $schemeless = false; |
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private $defaultScheme = 'http'; |
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private $secure = false; |
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private $host; |
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private $port; |
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private function __construct(string $host) |
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{ |
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$this->parse($host); |
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if (false !== filter_var($this->get(), FILTER_VALIDATE_URL)) { |
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$this->valid = true; |
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} |
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} |
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public static function fromString(string $host) |
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{ |
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return new self($host); |
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} |
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public function get() |
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{ |
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$scheme = (!is_null($this->scheme)) ? $this->scheme.'://' : ($this->schemeless ? '//' : $this->defaultScheme.'://'); |
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$port = (!is_null($this->port)) ? ':'.$this->port : null; |
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return $scheme.$this->host.$port; |
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} |
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public function valid(): bool |
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{ |
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return $this->valid; |
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} |
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public function secure(): self |
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{ |
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$this->secure = true; |
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$this->scheme = 'https'; |
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return $this; |
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} |
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public function host(): string |
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return $this->host; |
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} |
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public function scheme(): ?string |
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{ |
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return $this->scheme; |
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} |
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private function parse(string $host) |
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{ |
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// Sanitize url input a bit to remove double slashes, but do not remove first slashes |
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if ($host == '//') { |
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$host = '/'; |
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} |
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$parsed = parse_url($host); |
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if (false === $parsed) { |
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throw new InvalidUrl('Failed to parse url. Invalid url ['.$host.'] passed as parameter.'); |
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} |
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// If a schemeless url is passed, parse_url will ignore this and strip the first tags |
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// so we keep a reminder to explicitly reassemble the 'anonymous scheme' manually |
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$this->schemeless = !isset($parsed['scheme']) && (0 === strpos($host, '//') && isset($parsed['host'])); |
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$this->scheme = $parsed['scheme'] ?? null; |
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if ($this->scheme == 'https') { |
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$this->secure(); |
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} |
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$this->host = $this->parseHost($parsed); |
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$this->port = $parsed['port'] ?? null; |
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} |
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public function __toString(): string |
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{ |
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return $this->get(); |
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} |
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private function parseHost(array $parsed): string |
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{ |
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if (isset($parsed['host'])) { |
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return $parsed['host']; |
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} |
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return (0 < strpos($parsed['path'], '/')) |
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? substr($parsed['path'], 0, strpos($parsed['path'], '/')) |
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: $parsed['path']; |
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} |
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} |
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thinktomorrow /
url
