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<?php |
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namespace Freyo\ApiGateway\Kernel\Support; |
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/** |
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* Generate a signature. |
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* |
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* @param array $attributes |
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* @param string $key |
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* |
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* @return string |
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*/ |
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function generate_sign(array $headers, $secretKey) |
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{ |
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$headers = array_map(function ($key, $value) { |
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return strtolower($key) . ': ' . $value; |
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}, array_keys($headers), $headers); |
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$sourceString = implode("\n", $headers); |
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return base64_encode(hash_hmac('sha1', $sourceString, $secretKey, true)); |
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} |
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/** |
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* Get client ip. |
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* |
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* @return string |
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*/ |
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function get_client_ip() |
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{ |
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if (!empty($_SERVER['REMOTE_ADDR'])) { |
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$ip = $_SERVER['REMOTE_ADDR']; |
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} else { |
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// for php-cli(phpunit etc.) |
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$ip = defined('PHPUNIT_RUNNING') ? '127.0.0.1' : gethostbyname(gethostname()); |
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} |
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return filter_var($ip, FILTER_VALIDATE_IP) ?: '127.0.0.1'; |
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} |
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/** |
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* Get current server ip. |
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* |
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* @return string |
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*/ |
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function get_server_ip() |
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{ |
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if (!empty($_SERVER['SERVER_ADDR'])) { |
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$ip = $_SERVER['SERVER_ADDR']; |
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} elseif (!empty($_SERVER['SERVER_NAME'])) { |
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$ip = gethostbyname($_SERVER['SERVER_NAME']); |
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} else { |
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// for php-cli(phpunit etc.) |
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$ip = defined('PHPUNIT_RUNNING') ? '127.0.0.1' : gethostbyname(gethostname()); |
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} |
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return filter_var($ip, FILTER_VALIDATE_IP) ?: '127.0.0.1'; |
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} |
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/** |
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* Return current url. |
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* |
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* @return string |
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*/ |
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function current_url() |
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{ |
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$protocol = 'http://'; |
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if ((!empty($_SERVER['HTTPS']) && 'off' !== $_SERVER['HTTPS']) || |
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(!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) ? $_SERVER['HTTP_X_FORWARDED_PROTO'] : 'http') === 'https') { |
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$protocol = 'https://'; |
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} |
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return $protocol.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']; |
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} |
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/** |
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* Return random string. |
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* |
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* @param string $length |
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* |
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* @return string |
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*/ |
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function str_random($length) |
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{ |
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return Str::random($length); |
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} |
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/** |
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* @param string $content |
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* @param string $publicKey |
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* |
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* @return string |
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*/ |
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function rsa_public_encrypt($content, $publicKey) |
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{ |
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$encrypted = ''; |
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openssl_public_encrypt($content, $encrypted, openssl_pkey_get_public($publicKey), OPENSSL_PKCS1_OAEP_PADDING); |
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return base64_encode($encrypted); |
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} |
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freyo /
qcloud-apigateway-http
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