3/28/2020, 10:36HEADmaster

1 files changed, 472 insertions, 0 deletions

diff --git a/includes/vendor/maxmind/web-service-common/src/WebService/Client.php b/includes/vendor/maxmind/web-service-common/src/WebService/Client.php
new file mode 100644
index 0000000..581bf5d
--- /dev/null
+++ b/includes/vendor/maxmind/web-service-common/src/WebService/Client.php
@@ -0,0 +1,472 @@
+<?php
+
+namespace MaxMind\WebService;
+
+use Composer\CaBundle\CaBundle;
+use MaxMind\Exception\AuthenticationException;
+use MaxMind\Exception\HttpException;
+use MaxMind\Exception\InsufficientFundsException;
+use MaxMind\Exception\InvalidInputException;
+use MaxMind\Exception\InvalidRequestException;
+use MaxMind\Exception\IpAddressNotFoundException;
+use MaxMind\Exception\PermissionRequiredException;
+use MaxMind\Exception\WebServiceException;
+use MaxMind\WebService\Http\RequestFactory;
+
+/**
+ * This class is not intended to be used directly by an end-user of a
+ * MaxMind web service. Please use the appropriate client API for the service
+ * that you are using.
+ *
+ * @internal
+ */
+class Client
+{
+    const VERSION = '0.2.0';
+
+    private $caBundle;
+    private $connectTimeout;
+    private $host = 'api.maxmind.com';
+    private $httpRequestFactory;
+    private $licenseKey;
+    private $proxy;
+    private $timeout;
+    private $userAgentPrefix;
+    private $accountId;
+
+    /**
+     * @param int    $accountId  your MaxMind account ID
+     * @param string $licenseKey your MaxMind license key
+     * @param array  $options    an array of options. Possible keys:
+     *                           * `host` - The host to use when connecting to the web service.
+     *                           * `userAgent` - The prefix of the User-Agent to use in the request.
+     *                           * `caBundle` - The bundle of CA root certificates to use in the request.
+     *                           * `connectTimeout` - The connect timeout to use for the request.
+     *                           * `timeout` - The timeout to use for the request.
+     *                           * `proxy` - The HTTP proxy to use. May include a schema, port,
+     *                           username, and password, e.g., `http://username:[email protected]:10`.
+     */
+    public function __construct(
+        $accountId,
+        $licenseKey,
+        $options = []
+    ) {
+        $this->accountId = $accountId;
+        $this->licenseKey = $licenseKey;
+
+        $this->httpRequestFactory = isset($options['httpRequestFactory'])
+            ? $options['httpRequestFactory']
+            : new RequestFactory();
+
+        if (isset($options['host'])) {
+            $this->host = $options['host'];
+        }
+        if (isset($options['userAgent'])) {
+            $this->userAgentPrefix = $options['userAgent'] . ' ';
+        }
+
+        $this->caBundle = isset($options['caBundle']) ?
+            $this->caBundle = $options['caBundle'] : $this->getCaBundle();
+
+        if (isset($options['connectTimeout'])) {
+            $this->connectTimeout = $options['connectTimeout'];
+        }
+        if (isset($options['timeout'])) {
+            $this->timeout = $options['timeout'];
+        }
+
+        if (isset($options['proxy'])) {
+            $this->proxy = $options['proxy'];
+        }
+    }
+
+    /**
+     * @param string $service name of the service querying
+     * @param string $path    the URI path to use
+     * @param array  $input   the data to be posted as JSON
+     *
+     * @throws InvalidInputException      when the request has missing or invalid
+     *                                    data
+     * @throws AuthenticationException    when there is an issue authenticating the
+     *                                    request
+     * @throws InsufficientFundsException when your account is out of funds
+     * @throws InvalidRequestException    when the request is invalid for some
+     *                                    other reason, e.g., invalid JSON in the POST.
+     * @throws HttpException              when an unexpected HTTP error occurs
+     * @throws WebServiceException        when some other error occurs. This also
+     *                                    serves as the base class for the above exceptions.
+     *
+     * @return array The decoded content of a successful response
+     */
+    public function post($service, $path, $input)
+    {
+        $body = json_encode($input);
+        if ($body === false) {
+            throw new InvalidInputException(
+                'Error encoding input as JSON: '
+                . $this->jsonErrorDescription()
+            );
+        }
+
+        $request = $this->createRequest(
+            $path,
+            ['Content-Type: application/json']
+        );
+
+        list($statusCode, $contentType, $body) = $request->post($body);
+
+        return $this->handleResponse(
+            $statusCode,
+            $contentType,
+            $body,
+            $service,
+            $path
+        );
+    }
+
+    public function get($service, $path)
+    {
+        $request = $this->createRequest($path);
+
+        list($statusCode, $contentType, $body) = $request->get();
+
+        return $this->handleResponse(
+            $statusCode,
+            $contentType,
+            $body,
+            $service,
+            $path
+        );
+    }
+
+    private function userAgent()
+    {
+        $curlVersion = curl_version();
+
+        return $this->userAgentPrefix . 'MaxMind-WS-API/' . self::VERSION . ' PHP/' . PHP_VERSION .
+           ' curl/' . $curlVersion['version'];
+    }
+
+    private function createRequest($path, $headers = [])
+    {
+        array_push(
+            $headers,
+            'Authorization: Basic '
+            . base64_encode($this->accountId . ':' . $this->licenseKey),
+            'Accept: application/json'
+        );
+
+        return $this->httpRequestFactory->request(
+            $this->urlFor($path),
+            [
+                'caBundle' => $this->caBundle,
+                'connectTimeout' => $this->connectTimeout,
+                'headers' => $headers,
+                'proxy' => $this->proxy,
+                'timeout' => $this->timeout,
+                'userAgent' => $this->userAgent(),
+            ]
+        );
+    }
+
+    /**
+     * @param int    $statusCode  the HTTP status code of the response
+     * @param string $contentType the Content-Type of the response
+     * @param string $body        the response body
+     * @param string $service     the name of the service
+     * @param string $path        the path used in the request
+     *
+     * @throws AuthenticationException    when there is an issue authenticating the
+     *                                    request
+     * @throws InsufficientFundsException when your account is out of funds
+     * @throws InvalidRequestException    when the request is invalid for some
+     *                                    other reason, e.g., invalid JSON in the POST.
+     * @throws HttpException              when an unexpected HTTP error occurs
+     * @throws WebServiceException        when some other error occurs. This also
+     *                                    serves as the base class for the above exceptions
+     *
+     * @return array The decoded content of a successful response
+     */
+    private function handleResponse(
+        $statusCode,
+        $contentType,
+        $body,
+        $service,
+        $path
+    ) {
+        if ($statusCode >= 400 && $statusCode <= 499) {
+            $this->handle4xx($statusCode, $contentType, $body, $service, $path);
+        } elseif ($statusCode >= 500) {
+            $this->handle5xx($statusCode, $service, $path);
+        } elseif ($statusCode !== 200) {
+            $this->handleUnexpectedStatus($statusCode, $service, $path);
+        }
+
+        return $this->handleSuccess($body, $service);
+    }
+
+    /**
+     * @return string describing the JSON error
+     */
+    private function jsonErrorDescription()
+    {
+        $errno = json_last_error();
+        switch ($errno) {
+            case JSON_ERROR_DEPTH:
+                return 'The maximum stack depth has been exceeded.';
+            case JSON_ERROR_STATE_MISMATCH:
+                return 'Invalid or malformed JSON.';
+            case JSON_ERROR_CTRL_CHAR:
+                return 'Control character error.';
+            case JSON_ERROR_SYNTAX:
+                return 'Syntax error.';
+            case JSON_ERROR_UTF8:
+                return 'Malformed UTF-8 characters.';
+            default:
+                return "Other JSON error ($errno).";
+        }
+    }
+
+    /**
+     * @param string $path the path to use in the URL
+     *
+     * @return string the constructed URL
+     */
+    private function urlFor($path)
+    {
+        return 'https://' . $this->host . $path;
+    }
+
+    /**
+     * @param int    $statusCode  the HTTP status code
+     * @param string $contentType the response content-type
+     * @param string $body        the response body
+     * @param string $service     the service name
+     * @param string $path        the path used in the request
+     *
+     * @throws AuthenticationException
+     * @throws HttpException
+     * @throws InsufficientFundsException
+     * @throws InvalidRequestException
+     */
+    private function handle4xx(
+        $statusCode,
+        $contentType,
+        $body,
+        $service,
+        $path
+    ) {
+        if (strlen($body) === 0) {
+            throw new HttpException(
+                "Received a $statusCode error for $service with no body",
+                $statusCode,
+                $this->urlFor($path)
+            );
+        }
+        if (!strstr($contentType, 'json')) {
+            throw new HttpException(
+                "Received a $statusCode error for $service with " .
+                'the following body: ' . $body,
+                $statusCode,
+                $this->urlFor($path)
+            );
+        }
+
+        $message = json_decode($body, true);
+        if ($message === null) {
+            throw new HttpException(
+                "Received a $statusCode error for $service but could " .
+                'not decode the response as JSON: '
+                . $this->jsonErrorDescription() . ' Body: ' . $body,
+                $statusCode,
+                $this->urlFor($path)
+            );
+        }
+
+        if (!isset($message['code']) || !isset($message['error'])) {
+            throw new HttpException(
+                'Error response contains JSON but it does not ' .
+                'specify code or error keys: ' . $body,
+                $statusCode,
+                $this->urlFor($path)
+            );
+        }
+
+        $this->handleWebServiceError(
+            $message['error'],
+            $message['code'],
+            $statusCode,
+            $path
+        );
+    }
+
+    /**
+     * @param string $message    the error message from the web service
+     * @param string $code       the error code from the web service
+     * @param int    $statusCode the HTTP status code
+     * @param string $path       the path used in the request
+     *
+     * @throws AuthenticationException
+     * @throws InvalidRequestException
+     * @throws InsufficientFundsException
+     */
+    private function handleWebServiceError(
+        $message,
+        $code,
+        $statusCode,
+        $path
+    ) {
+        switch ($code) {
+            case 'IP_ADDRESS_NOT_FOUND':
+            case 'IP_ADDRESS_RESERVED':
+                throw new IpAddressNotFoundException(
+                    $message,
+                    $code,
+                    $statusCode,
+                    $this->urlFor($path)
+                );
+            case 'ACCOUNT_ID_REQUIRED':
+            case 'ACCOUNT_ID_UNKNOWN':
+            case 'AUTHORIZATION_INVALID':
+            case 'LICENSE_KEY_REQUIRED':
+            case 'USER_ID_REQUIRED':
+            case 'USER_ID_UNKNOWN':
+                throw new AuthenticationException(
+                    $message,
+                    $code,
+                    $statusCode,
+                    $this->urlFor($path)
+                );
+            case 'OUT_OF_QUERIES':
+            case 'INSUFFICIENT_FUNDS':
+                throw new InsufficientFundsException(
+                    $message,
+                    $code,
+                    $statusCode,
+                    $this->urlFor($path)
+                );
+            case 'PERMISSION_REQUIRED':
+                throw new PermissionRequiredException(
+                    $message,
+                    $code,
+                    $statusCode,
+                    $this->urlFor($path)
+                );
+            default:
+                throw new InvalidRequestException(
+                    $message,
+                    $code,
+                    $statusCode,
+                    $this->urlFor($path)
+                );
+        }
+    }
+
+    /**
+     * @param int    $statusCode the HTTP status code
+     * @param string $service    the service name
+     * @param string $path       the URI path used in the request
+     *
+     * @throws HttpException
+     */
+    private function handle5xx($statusCode, $service, $path)
+    {
+        throw new HttpException(
+            "Received a server error ($statusCode) for $service",
+            $statusCode,
+            $this->urlFor($path)
+        );
+    }
+
+    /**
+     * @param int    $statusCode the HTTP status code
+     * @param string $service    the service name
+     * @param string $path       the URI path used in the request
+     *
+     * @throws HttpException
+     */
+    private function handleUnexpectedStatus($statusCode, $service, $path)
+    {
+        throw new HttpException(
+            'Received an unexpected HTTP status ' .
+            "($statusCode) for $service",
+            $statusCode,
+            $this->urlFor($path)
+        );
+    }
+
+    /**
+     * @param string $body    the successful request body
+     * @param string $service the service name
+     *
+     * @throws WebServiceException if the request body cannot be decoded as
+     *                             JSON
+     *
+     * @return array the decoded request body
+     */
+    private function handleSuccess($body, $service)
+    {
+        if (strlen($body) === 0) {
+            throw new WebServiceException(
+                "Received a 200 response for $service but did not " .
+                'receive a HTTP body.'
+            );
+        }
+
+        $decodedContent = json_decode($body, true);
+        if ($decodedContent === null) {
+            throw new WebServiceException(
+                "Received a 200 response for $service but could " .
+                'not decode the response as JSON: '
+                . $this->jsonErrorDescription() . ' Body: ' . $body
+            );
+        }
+
+        return $decodedContent;
+    }
+
+    private function getCaBundle()
+    {
+        $curlVersion = curl_version();
+
+        // On OS X, when the SSL version is "SecureTransport", the system's
+        // keychain will be used.
+        if ($curlVersion['ssl_version'] === 'SecureTransport') {
+            return;
+        }
+        $cert = CaBundle::getSystemCaRootBundlePath();
+
+        // Check if the cert is inside a phar. If so, we need to copy the cert
+        // to a temp file so that curl can see it.
+        if (substr($cert, 0, 7) === 'phar://') {
+            $tempDir = sys_get_temp_dir();
+            $newCert = tempnam($tempDir, 'geoip2-');
+            if ($newCert === false) {
+                throw new \RuntimeException(
+                    "Unable to create temporary file in $tempDir"
+                );
+            }
+            if (!copy($cert, $newCert)) {
+                throw new \RuntimeException(
+                    "Could not copy $cert to $newCert: "
+                    . var_export(error_get_last(), true)
+                );
+            }
+
+            // We use a shutdown function rather than the destructor as the
+            // destructor isn't called on a fatal error such as an uncaught
+            // exception.
+            register_shutdown_function(
+                function () use ($newCert) {
+                    unlink($newCert);
+                }
+            );
+            $cert = $newCert;
+        }
+        if (!file_exists($cert)) {
+            throw new \RuntimeException("CA cert does not exist at $cert");
+        }
+
+        return $cert;
+    }
+}