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<?php |
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/** |
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* Quantum PHP Framework |
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* |
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* An open source software development framework for PHP |
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* |
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* @package Quantum |
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* @author Arman Ag. <[email protected]> |
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* @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org) |
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* @link http://quantum.softberg.org/ |
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* @since 2.9.5 |
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*/ |
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namespace Quantum\Environment; |
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/** |
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* Class Server |
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* @package Quantum\Environment |
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*/ |
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class Server |
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{ |
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/** |
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* @var array |
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*/ |
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private $server = []; |
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private static $instance = null; |
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/** |
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* Server constructor. |
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*/ |
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private function __construct() |
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{ |
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$this->server = $_SERVER ?? []; |
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} |
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/** |
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* Get Instance |
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* @return Server|null |
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*/ |
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public static function getInstance(): ?Server |
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{ |
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if (self::$instance === null) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/** |
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* @return array |
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*/ |
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public function all(): array |
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{ |
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return $this->server; |
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} |
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/** |
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* @param $key |
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* @return mixed|null |
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*/ |
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public function get($key) |
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{ |
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return $this->server[$key] ?? null; |
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} |
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/** |
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* @param $key |
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* @param $value |
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* @return void |
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*/ |
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public function set($key, $value): void |
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{ |
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$this->server[$key] = $value; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function uri(): ?string |
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{ |
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return $this->get('REQUEST_URI'); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function query(): ?string |
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{ |
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return $this->get('QUERY_STRING'); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function method(): ?string |
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{ |
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return $this->get('REQUEST_METHOD'); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function protocol(): ?string |
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{ |
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$https = $this->get('HTTPS'); |
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$port = $this->get('SERVER_PORT'); |
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return (!empty($https) && strtolower($https) !== 'off') || $port == 443 ? 'https' : 'http'; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function host(): ?string |
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{ |
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return $this->get('SERVER_NAME'); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function port(): ?string |
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{ |
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return $this->get('SERVER_PORT'); |
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} |
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/** |
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* @param bool $exact |
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* @return string|null |
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*/ |
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public function contentType(bool $exact = false): ?string |
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{ |
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$contentType = $this->get('CONTENT_TYPE'); |
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if ($exact && $contentType && strpos($contentType, ';') !== false) { |
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return trim(explode(';', $contentType, 2)[0]); |
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} |
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return $contentType; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function referrer(): ?string |
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{ |
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return $this->get('HTTP_REFERER'); |
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} |
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/** |
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* @return bool |
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*/ |
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public function ajax(): bool |
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{ |
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return strtolower($this->get('HTTP_X_REQUESTED_WITH') ?? '') === 'xmlhttprequest'; |
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} |
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160
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} |
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softberg /
quantum-php-core
