update

modules/anblog/ReCaptcha/ReCaptcha/ReCaptcha.php

@@ -0,0 +1,87 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+ if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestMethod/Post.php';
+/**
+ * reCAPTCHA client.
+ */
+class ReReCaptcha
+{
+    /**
+     * Version of this client library.
+     * @const string
+     */
+    const VERSION = 'php_1.1.3';
+
+    /**
+     * Shared secret for the site.
+     * @var string
+     */
+    private $secret;
+
+    /**
+     * Method used to communicate with service. Defaults to POST request.
+     * @var RequestMethod
+     */
+    private $requestMethod;
+
+    /**
+     * Create a configured instance to use the reCAPTCHA service.
+     *
+     * @param string $secret shared secret between site and reCAPTCHA server.
+     * @param RequestMethod $requestMethod method used to send the request. Defaults to POST.
+     * @throws \RuntimeException if $secret is invalid
+     */
+    public function __construct($secret, RequestMethod $requestMethod = null)
+    {
+        if (empty($secret)) {
+            throw new \RuntimeException('No secret provided');
+        }
+
+        if (!is_string($secret)) {
+            throw new \RuntimeException('The provided secret must be a string');
+        }
+
+        $this->secret = $secret;
+
+        if (!is_null($requestMethod)) {
+            $this->requestMethod = $requestMethod;
+        } else {
+            $this->requestMethod = new Post();
+        }
+    }
+ 
+    /**
+     * Calls the reCAPTCHA siteverify API to verify whether the user passes
+     * CAPTCHA test.
+     *
+     * @param string $response The value of 'g-recaptcha-response' in the submitted form.
+     * @param string $remoteIp The end user's IP address.
+     * @return Response Response from the service.
+     */
+    public function verify($response, $remoteIp = null)
+    {
+        // Discard empty solution submissions
+        if (empty($response)) {
+            return new Response(false, array('missing-input-response'));
+        }
+
+        $params = new RequestParameters($this->secret, $response, $remoteIp, self::VERSION);
+        $rawResponse = $this->requestMethod->submit($params);
+        return Response::fromJson($rawResponse);
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestMethod.php

@@ -0,0 +1,31 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * Method used to send the request to the service.
+ */
+interface RequestMethod
+{
+
+    /**
+     * Submit the request with the specified parameters.
+     *
+     * @param RequestParameters $params Request parameters
+     * @return string Body of the reCAPTCHA response
+     */
+    public function submit(RequestParameters $params);
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestMethod/Curl.php

@@ -0,0 +1,65 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestMethod.php';
+
+/**
+ * Convenience wrapper around the cURL functions to allow mocking.
+ */
+class Curl
+{
+
+    /**
+     * @see http://php.net/curl_init
+     * @param string $url
+     * @return resource cURL handle
+     */
+    public function init($url = null)
+    {
+        return curl_init($url);
+    }
+
+    /**
+     * @see http://php.net/curl_setopt_array
+     * @param resource $ch
+     * @param array $options
+     * @return bool
+     */
+    public function setoptArray($ch, array $options)
+    {
+        return curl_setopt_array($ch, $options);
+    }
+
+    /**
+     * @see http://php.net/curl_exec
+     * @param resource $ch
+     * @return mixed
+     */
+    public function exec($ch)
+    {
+        return curl_exec($ch);
+    }
+
+    /**
+     * @see http://php.net/curl_close
+     * @param resource $ch
+     */
+    public function close($ch)
+    {
+        curl_close($ch);
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestMethod/CurlPost.php

@@ -0,0 +1,80 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestMethod.php';
+
+use ReCaptcha\RequestMethod;
+use ReCaptcha\RequestParameters;
+
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * Sends cURL request to the reCAPTCHA service.
+ * Note: this requires the cURL extension to be enabled in PHP
+ * @see http://php.net/manual/en/book.curl.php
+ */
+class CurlPost implements RequestMethod
+{
+    /**
+     * URL to which requests are sent via cURL.
+     * @const string
+     */
+    const SITE_VERIFY_URL = 'https://www.google.com/recaptcha/api/siteverify';
+
+    /**
+     * Curl connection to the reCAPTCHA service
+     * @var Curl
+     */
+    private $curl;
+
+    public function __construct(Curl $curl = null)
+    {
+        if (!is_null($curl)) {
+            $this->curl = $curl;
+        } else {
+            $this->curl = new Curl();
+        }
+    }
+
+    /**
+     * Submit the cURL request with the specified parameters.
+     *
+     * @param RequestParameters $params Request parameters
+     * @return string Body of the reCAPTCHA response
+     */
+    public function submit(RequestParameters $params)
+    {
+        $handle = $this->curl->init(self::SITE_VERIFY_URL);
+
+        $options = array(
+            CURLOPT_POST => true,
+            CURLOPT_POSTFIELDS => $params->toQueryString(),
+            CURLOPT_HTTPHEADER => array(
+                'Content-Type: application/x-www-form-urlencoded'
+            ),
+            CURLINFO_HEADER_OUT => false,
+            CURLOPT_HEADER => false,
+            CURLOPT_RETURNTRANSFER => true,
+            CURLOPT_SSL_VERIFYPEER => true
+        );
+        $this->curl->setoptArray($handle, $options);
+
+        $response = $this->curl->exec($handle);
+        $this->curl->close($handle);
+
+        return $response;
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestMethod/Post.php

@@ -0,0 +1,61 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestMethod.php';
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestParameters.php';
+
+
+
+/**
+ * Sends POST requests to the reCAPTCHA service.
+ */
+class Post implements RequestMethod
+{
+    /**
+     * URL to which requests are POSTed.
+     * @const string
+     */
+    const SITE_VERIFY_URL = 'https://www.google.com/recaptcha/api/siteverify';
+
+    /**
+     * Submit the POST request with the specified parameters.
+     *
+     * @param RequestParameters $params Request parameters
+     * @return string Body of the reCAPTCHA response
+     */
+    public function submit(RequestParameters $params)
+    {
+        /**
+         * PHP 5.6.0 changed the way you specify the peer name for SSL context options.
+         * Using "CN_name" will still work, but it will raise deprecated errors.
+         */
+        $peer_key = version_compare(PHP_VERSION, '5.6.0', '<') ? 'CN_name' : 'peer_name';
+        $options = array(
+            'http' => array(
+                'header' => "Content-type: application/x-www-form-urlencoded\r\n",
+                'method' => 'POST',
+                'content' => $params->toQueryString(),
+                // Force the peer to validate (not needed in 5.6.0+, but still works)
+                'verify_peer' => true,
+                // Force the peer validation to use www.google.com
+                $peer_key => 'www.google.com',
+            ),
+        );
+        $context = stream_context_create($options);
+        return Tools::file_get_contents(self::SITE_VERIFY_URL, false, $context);
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestMethod/Socket.php

@@ -0,0 +1,97 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+require_once _PS_MODULE_DIR_.'anblog/ReCaptcha/ReCaptcha/RequestMethod.php';
+
+use Tools;
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * Convenience wrapper around native socket and file functions to allow for
+ * mocking.
+ */
+class Socket
+{
+    private $handle = null;
+
+    /**
+     * fsockopen
+     *
+     * @see http://php.net/fsockopen
+     * @param string $hostname
+     * @param int $port
+     * @param int $errno
+     * @param string $errstr
+     * @param float $timeout
+     * @return resource
+     */
+    public function fsockopen($hostname, $port = -1, &$errno = 0, &$errstr = '', $timeout = null)
+    {
+        $this->handle = fsockopen($hostname, $port, $errno, $errstr, (is_null($timeout) ? ini_get("default_socket_timeout") : $timeout));
+
+        if (!!$this->handle && $errno === 0 && $errstr === '') {
+            return $this->handle;
+        }
+        return false;
+    }
+
+    /**
+     * fwrite
+     *
+     * @see http://php.net/fwrite
+     * @param string $string
+     * @param int $length
+     * @return int | bool
+     */
+    public function fwrite($string, $length = null)
+    {
+        return fwrite($this->handle, $string, (is_null($length) ? Tools::strlen($string) : $length));
+    }
+
+    /**
+     * fgets
+     *
+     * @see http://php.net/fgets
+     * @param int $length
+     * @return string
+     */
+    public function fgets($length = null)
+    {
+        return fgets($this->handle, $length);
+    }
+
+    /**
+     * feof
+     *
+     * @see http://php.net/feof
+     * @return bool
+     */
+    public function feof()
+    {
+        return feof($this->handle);
+    }
+
+    /**
+     * fclose
+     *
+     * @see http://php.net/fclose
+     * @return bool
+     */
+    public function fclose()
+    {
+        return fclose($this->handle);
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/RequestParameters.php

@@ -0,0 +1,92 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * Stores and formats the parameters for the request to the reCAPTCHA service.
+ */
+class RequestParameters
+{
+    /**
+     * Site secret.
+     * @var string
+     */
+    private $secret;
+
+    /**
+     * Form response.
+     * @var string
+     */
+    private $response;
+
+    /**
+     * Remote user's IP address.
+     * @var string
+     */
+    private $remoteIp;
+
+    /**
+     * Client version.
+     * @var string
+     */
+    private $version;
+
+    /**
+     * Initialise parameters.
+     *
+     * @param string $secret Site secret.
+     * @param string $response Value from g-captcha-response form field.
+     * @param string $remoteIp User's IP address.
+     * @param string $version Version of this client library.
+     */
+    public function __construct($secret, $response, $remoteIp = null, $version = null)
+    {
+        $this->secret = $secret;
+        $this->response = $response;
+        $this->remoteIp = $remoteIp;
+        $this->version = $version;
+    }
+
+    /**
+     * Array representation.
+     *
+     * @return array Array formatted parameters.
+     */
+    public function toArray()
+    {
+        $params = array('secret' => $this->secret, 'response' => $this->response);
+
+        if (!is_null($this->remoteIp)) {
+            $params['remoteip'] = $this->remoteIp;
+        }
+
+        if (!is_null($this->version)) {
+            $params['version'] = $this->version;
+        }
+
+        return $params;
+    }
+
+    /**
+     * Query string representation for HTTP request.
+     *
+     * @return string Query string formatted parameters.
+     */
+    public function toQueryString()
+    {
+        return http_build_query($this->toArray(), '', '&');
+    }
+}

modules/anblog/ReCaptcha/ReCaptcha/Response.php

@@ -0,0 +1,111 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * The response returned from the service.
+ */
+class Response
+{
+    /**
+     * Success or failure.
+     * @var boolean
+     */
+    private $success = false;
+
+    /**
+     * Error code strings.
+     * @var array
+     */
+    private $errorCodes = array();
+
+    /**
+     * The hostname of the site where the reCAPTCHA was solved.
+     * @var string
+     */
+    private $hostname;
+
+    /**
+     * Build the response from the expected JSON returned by the service.
+     *
+     * @param string $json
+     * @return \ReCaptcha\Response
+     */
+    public static function fromJson($json)
+    {
+        $responseData = json_decode($json, true);
+
+        if (!$responseData) {
+            return new Response(false, array('invalid-json'));
+        }
+
+        $hostname = isset($responseData['hostname']) ? $responseData['hostname'] : null;
+
+        if (isset($responseData['success']) && (bool)$responseData['success']) {
+            return new Response(true, array(), $hostname);
+        }
+
+        if (isset($responseData['error-codes']) && is_array($responseData['error-codes'])) {
+            return new Response(false, $responseData['error-codes'], $hostname);
+        }
+
+        return new Response(false, array(), $hostname);
+    }
+
+    /**
+     * Constructor.
+     *
+     * @param boolean $success
+     * @param array $errorCodes
+     * @param string $hostname
+     */
+    public function __construct($success, array $errorCodes = array(), $hostname = null)
+    {
+        $this->success = $success;
+        $this->errorCodes = $errorCodes;
+        $this->hostname = $hostname;
+    }
+
+    /**
+     * Is success?
+     *
+     * @return boolean
+     */
+    public function isSuccess()
+    {
+        return $this->success;
+    }
+
+    /**
+     * Get error codes.
+     *
+     * @return array
+     */
+    public function getErrorCodes()
+    {
+        return $this->errorCodes;
+    }
+
+    /**
+     * Get hostname.
+     *
+     * @return string
+     */
+    public function getHostname()
+    {
+        return $this->hostname;
+    }
+}

modules/anblog/ReCaptcha/autoload.php

@@ -0,0 +1,34 @@
+<?php
+/**
+* 2024 Anvanto
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Academic Free License (AFL 3.0)
+*
+*  @author    Anvanto <anvantoco@gmail.com>
+*  @copyright 2024 Anvanto
+*  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
+*/
+
+ if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+spl_autoload_register(function ($class) {
+    if (Tools::substr($class, 0, 10) !== 'ReCaptcha\\') {
+        /* If the class does not lie under the "ReCaptcha" namespace,
+         * then we can exit immediately.
+         */
+        return;
+    }
+
+    /* First, check under the current directory. It is important that
+     * we look here first, so that we don't waste time searching for
+     * test classes in the common case.
+     */
+    $path = dirname(__FILE__).'/'.$class.'.php';
+    if (is_readable($path)) {
+        require_once $path;
+    }
+});