Initial import of Din Beste Hjelper site

CodeIgniter 3 app for dinbestehjelper.no. Excludes vendor/, local backup folders (new/, archive/, archived/) and DB dumps (*.sql) via .gitignore. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01P16ttGUge8zj91dm6WrmEb
2026-08-04 12:52:43 +00:00
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+<?php␍
+/**␍
+ * This is a PHP library that handles calling reCAPTCHA.␍
+ *␍
+ * @copyright Copyright (c) 2015, Google Inc.␍
+ * @link      http://www.google.com/recaptcha␍
+ *␍
+ * Permission is hereby granted, free of charge, to any person obtaining a copy␍
+ * of this software and associated documentation files (the "Software"), to deal␍
+ * in the Software without restriction, including without limitation the rights␍
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell␍
+ * copies of the Software, and to permit persons to whom the Software is␍
+ * furnished to do so, subject to the following conditions:␍
+ *␍
+ * The above copyright notice and this permission notice shall be included in␍
+ * all copies or substantial portions of the Software.␍
+ *␍
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR␍
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,␍
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE␍
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER␍
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,␍
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN␍
+ * THE SOFTWARE.␍
+ */␍
+␍
+namespace ReCaptcha\RequestMethod;␍
+␍
+use ReCaptcha\RequestMethod;␍
+use ReCaptcha\RequestParameters;␍
+␍
+/**␍
+ * Sends a POST request to the reCAPTCHA service, but makes use of fsockopen()␍
+ * instead of get_file_contents(). This is to account for people who may be on␍
+ * servers where allow_furl_open is disabled.␍
+ */␍
+class SocketPost implements RequestMethod␍
+{␍
+    /**␍
+     * reCAPTCHA service host.␍
+     * @const string␍
+     */␍
+    const RECAPTCHA_HOST = 'www.google.com';␍
+␍
+    /**␍
+     * @const string reCAPTCHA service path␍
+     */␍
+    const SITE_VERIFY_PATH = '/recaptcha/api/siteverify';␍
+␍
+    /**␍
+     * @const string Bad request error␍
+     */␍
+    const BAD_REQUEST = '{"success": false, "error-codes": ["invalid-request"]}';␍
+␍
+    /**␍
+     * @const string Bad response error␍
+     */␍
+    const BAD_RESPONSE = '{"success": false, "error-codes": ["invalid-response"]}';␍
+␍
+    /**␍
+     * Socket to the reCAPTCHA service␍
+     * @var Socket␍
+     */␍
+    private $socket;␍
+␍
+    /**␍
+     * Constructor␍
+     *␍
+     * @param \ReCaptcha\RequestMethod\Socket $socket optional socket, injectable for testing␍
+     */␍
+    public function __construct(Socket $socket = null)␍
+    {␍
+        if (!is_null($socket)) {␍
+            $this->socket = $socket;␍
+        } else {␍
+            $this->socket = new Socket();␍
+        }␍
+    }␍
+␍
+    /**␍
+     * 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)␍
+    {␍
+        $errno = 0;␍
+        $errstr = '';␍
+␍
+        if (false === $this->socket->fsockopen('ssl://' . self::RECAPTCHA_HOST, 443, $errno, $errstr, 30)) {␍
+            return self::BAD_REQUEST;␍
+        }␍
+␍
+        $content = $params->toQueryString();␍
+␍
+        $request = "POST " . self::SITE_VERIFY_PATH . " HTTP/1.1\r\n";␍
+        $request .= "Host: " . self::RECAPTCHA_HOST . "\r\n";␍
+        $request .= "Content-Type: application/x-www-form-urlencoded\r\n";␍
+        $request .= "Content-length: " . strlen($content) . "\r\n";␍
+        $request .= "Connection: close\r\n\r\n";␍
+        $request .= $content . "\r\n\r\n";␍
+␍
+        $this->socket->fwrite($request);␍
+        $response = '';␍
+␍
+        while (!$this->socket->feof()) {␍
+            $response .= $this->socket->fgets(4096);␍
+        }␍
+␍
+        $this->socket->fclose();␍
+␍
+        if (0 !== strpos($response, 'HTTP/1.1 200 OK')) {␍
+            return self::BAD_RESPONSE;␍
+        }␍
+␍
+        $parts = preg_split("#\n\s*\n#Uis", $response);␍
+␍
+        return $parts[1];␍
+    }␍
+}␍