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Dir : /home/trave494/bettingbin.com/wp-content/plugins/really-simple-ssl/class-server.php

<?php
defined( 'ABSPATH' ) or die( 'you do not have access to this page!' );

if ( ! class_exists( 'rsssl_server' ) ) {
	class rsssl_server {
		private static $_this;
		private $sapi = false;

		public function __construct() {
			if ( isset( self::$_this ) ) {
				wp_die( 'you cannot create a second instance.' );
			}
			self::$_this = $this;
		}

		public static function this() {
			return self::$_this;
		}

		/**
		 * @Since 2.5.1
		 * Checks if the server uses .htaccess
		 * @return bool
		 */

		public function uses_htaccess() {
			// No .htaccess on WP Engine
			if ( function_exists( 'is_wpe' ) && is_wpe() ) {
				return false;
			}

			if ( $this->get_server() === 'apache' || $this->get_server() === 'litespeed' ) {
				return true;
			}

			return false;
		}

		/**
		 * Returns the server type of the plugin user.
		 *
		 * @return string|bool server type the user is using of false if undetectable.
		 */

		public function get_server() {
			//Allows to override server authentication for testing or other reasons.
			if ( defined( 'RSSSL_SERVER_OVERRIDE' ) ) {
				return RSSSL_SERVER_OVERRIDE;
			}

			$server_raw = strtolower( htmlspecialchars( $_SERVER['SERVER_SOFTWARE'] ) );
			if ( strpos( $server_raw, 'apache' ) !== false ) {
				return 'apache';
			} elseif ( strpos( $server_raw, 'nginx' ) !== false ) {
				return 'nginx';
			} elseif ( strpos( $server_raw, 'litespeed' ) !== false ) {
				return 'litespeed';
			} elseif ( strpos( $server_raw, 'openresty' ) !== false ) {
				return 'openresty';
			} elseif ( strpos( $server_raw, 'microsoft-iis' ) !== false ) {
				return 'microsoft-iis';
			} else { //unsupported server
				return false;
			}
		}

		/**
		 * Get the Auto prepend configuration
		 *
		 * @return string
		 */
		public function auto_prepend_config(): string
        {
            $return = '';
			if ( $this->isApacheModPHP() ){
				$return = "apache-mod_php"; //Apache _ modphp
			} else if ( $this->isApacheSuPHP() ) {
                $return = "apache-suphp"; //Apache + SuPHP
			} else if ( $this->isApache() && !$this->isApacheSuPHP() && ($this->isCGI() || $this->isFastCGI()) ) {
                $return = "cgi"; //Apache + CGI/FastCGI
			} else if ($this->isLiteSpeed()){
                $return = "litespeed";
			} else if ( $this->isNGINX() ) {
                $return = "nginx";
			} else if ( $this->isIIS() ) {
                $return = "iis";
			} else {
                $return = "apache-mod_php";
			}
            update_option('rsssl_auto_prepend_config', $return, true);
            return $return;
		}

		/**
		 * If Apache
		 * @return bool
		 */
		public function isApache():bool {
			return $this->get_server() === 'apache';
		}

		/**
		 * If NGINX
		 * @return bool
		 */
		public function isNGINX():bool {
			return $this->get_server() === 'nginx';
		}

		/**
		 * If Litespeed
		 * @return bool
		 */
		public function isLiteSpeed():bool {
			return $this->get_server() === 'litespeed';
		}

		/**
		 * If IIS
		 * @return bool
		 */
		public function isIIS():bool {
			return $this->get_server() === 'iis';
		}

		/**
		 * If ModPHP
		 * @return bool
		 */
		public function isApacheModPHP():bool {
			return $this->isApache() && function_exists('apache_get_modules');
		}

		/**
		 * If SupPHP
		 * Not sure if this can be implemented at the PHP level.
		 * @return bool
		 */
		public function isApacheSuPHP():bool {
			return $this->isApache() && $this->isCGI() &&
			       function_exists('posix_getuid') &&
			       getmyuid() === posix_getuid();
		}

		/**
		 * If CGI
		 * @return bool
		 */
		public function isCGI():bool {
			return !$this->isFastCGI() && stripos($this->sapi(), 'cgi') !== false;
		}

		/**
		 * If FastCGI
		 * @return bool
		 */
		public function isFastCGI():bool {
			return stripos($this->sapi(), 'fastcgi') !== false || stripos($this->sapi(), 'fpm-fcgi') !== false;
		}


		/**
		 * If Sapi
		 * @return bool|string
		 */
		private function sapi(){
			if ( !$this->sapi ) {
				$this->sapi = function_exists('php_sapi_name') ? php_sapi_name() : 'false';
			}
			if ( 'false' === $this->sapi ) {
				return false;
			}
			return $this->sapi;
		}

		/**
		 * Check if the apache version is at least 2.4
		 * @return bool
		 */
		public function apache_version_min_24() {
			$version = $_SERVER['SERVER_SOFTWARE'] ?? false;
			//check if version is higher then 2.4.
			if ( preg_match( '/Apache\/(2\.[4-9])/', $version, $matches ) ) {
				return true;
			}
			return false;
		}
	} //class closure
}