【PHP】【recaptcha】接入谷歌recaptcha v3验证码-技术代码-神奇雨

个人体验recaptcha v2也是比较烦，有时同一ip触犯到规则了，验证码会变得很烦，不是很方便。v3就解决了这个烦恼，于是我又写了一套完整的v3 demo
想看v2的可以
废话不多说，上源码
index.html
[HTML] 纯文本查看 复制代码<html><head> <title>Recaptcha隐形验证码认证</title> <script src="https://code.jquery.com/jquery-3.4.1.min.js"></script> <script src="https://www.recaptcha.net/recaptcha/api.js?render=【注册的谷歌v3公钥注意是v3！！！】"></script> <meta charset="UTF-8"></head><body><h1>Recaptcha v3 隐形验证码认证</h1><form id="dataForm" action="confirm.php" method="post"> <button type="submit">验证</button></form><script> $('#dataForm').submit(function (event) { event.preventDefault(); grecaptcha.ready(function () { grecaptcha.execute('【同上，公钥】', {action: 'UnionLogin'}).then(function (token) { dataForm = $('#dataForm') dataForm.prepend('<input type="hidden" name="token" value="' + token + '">'); dataForm.prepend('<input type="hidden" name="action" value="UnionLogin">'); dataForm.unbind('submit').submit(); }); }); });</script></body></html>confirm.php
[PHP] 纯文本查看 复制代码<?phpdefine("RECAPTCHA_V3_SECRET_KEY", '【谷歌申请的网站私钥，不要泄露给别人，同样是v3】');$token = $_POST['token'];$action = $_POST['action'];//echo $token;function dfsockopen($url, $limit = 0, $post = '', $cookie = '', $bysocket = FALSE, $ip = '', $timeout = 15, $block = TRUE, $encodetype = 'URLENCODE', $allowcurl = TRUE, $position = 0, $files = array()){ require_once 'filesock.php'; return _wfsockopen($url, $limit, $post, $cookie, $bysocket, $ip, $timeout, $block, $encodetype, $allowcurl, $position, $files);}//获取结果$response = dfsockopen("https://www.recaptcha.net/recaptcha/api/siteverify", 0, array('secret' => RECAPTCHA_V3_SECRET_KEY, 'response' => $token));$arrResponse = json_decode($response, true);//验证结果if ($arrResponse["success"] == '1' && $arrResponse["action"] == $action && $arrResponse["score"] >= 0.5) {// 验证通过 echo 'yes'.'<br>';} else {// 验证失败 echo 'no'.'<br>';}//输出调试参数echo $arrResponse["success"] . '<br>';echo $arrResponse["action"] . '<br>';echo $arrResponse["score"] . '<br>';
filesock.php
[PHP] 纯文本查看 复制代码<?php/* * WatermlonCloud Function * You can use _wfsockopen function to send POST*/function _isLocalip($ip){ $iplong = ip2long($ip); return ($iplong >= 167772160 && $iplong <= 184549375) || ($iplong >= 2886729728 && $iplong <= 2887778303) || ($iplong >= 1681915904 && $iplong <= 1686110207) || ($iplong >= 3232235520 && $iplong <= 3232301055) || ($iplong >= 150994944 && $iplong <= 167772159);}function _parse_url($url){ global $_G; $tmp = parse_url($url); if (!$tmp || empty($tmp['host'])) return false; if (isset($tmp['user']) || isset($tmp['pass'])) return false; if (strpbrk($tmp['host'], ':#?[]') !== false) return false; if (!in_array(strtolower($tmp['scheme']), array('http', 'https'))) { return false; } $config = $_G['config']['security']['fsockopensafe']; $ip = gethostbyname($tmp['host']); if ($ip == $tmp['host']) { return false; } if (filter_var($tmp['host'], FILTER_VALIDATE_IP) && _isLocalip($tmp['host'])) { return false; } if (!empty($config['port']) && isset($tmp['port'])) { if (isset($_SERVER['SERVER_PORT']) && !in_array($_SERVER['SERVER_PORT'], $config['port'])) { $config['port'][] = $_SERVER['SERVER_PORT']; } if (!in_array($tmp['port'], $config['port'])) { return false; } } if (!isset($tmp['port'])) { $tmp['port'] = strtolower($tmp['scheme']) == 'https' ? 443 : 80; } if ($ip) { if (!_isLocalip($ip)) { $tmp['ip'] = $ip; return $tmp; } } else { return $tmp; }}function _wfsockopen($url, $limit = 0, $post = '', $cookie = '', $bysocket = FALSE, $ip = '', $timeout = 15, $block = TRUE, $encodetype = 'URLENCODE', $allowcurl = TRUE, $position = 0, $files = array()){ $return = ''; $matches = _parse_url($url); if (!$matches) { return ''; } $ip = isset($matches['ip']) ? $matches['ip'] : $ip; $scheme = $matches['scheme']; $host = $matches['host']; if ($ip && _isLocalip($ip)) { return ''; } $path = $matches['path'] ? $matches['path'] . ($matches['query'] ? '?' . $matches['query'] : '') : '/'; $port = !empty($matches['port']) ? $matches['port'] : ($scheme == 'http' ? '80' : ''); $boundary = $encodetype == 'URLENCODE' ? '' : random(40); if ($post) { if (!is_array($post)) { parse_str($post, $post); } _format_postkey($post, $postnew); $post = $postnew; } if (function_exists('curl_init') && function_exists('curl_exec') && $allowcurl) { $ch = curl_init(); $httpheader = array(); if ($ip) { $httpheader[] = "Host: " . $host; } $httpheader[] = "User-Agent: " . $_SERVER['HTTP_USER_AGENT']; if ($httpheader) { curl_setopt($ch, CURLOPT_HTTPHEADER, $httpheader); } curl_setopt($ch, CURLOPT_URL, $scheme . '://' . ($ip ? $ip : $host) . ($port ? ':' . $port : '') . $path); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_HEADER, 1); if ($post) { curl_setopt($ch, CURLOPT_POST, 1); if ($encodetype == 'URLENCODE') { curl_setopt($ch, CURLOPT_POSTFIELDS, $post); } else { foreach ($post as $k => $v) { if (isset($files[$k])) { $post[$k] = '@' . $files[$k]; } } foreach ($files as $k => $file) { if (!isset($post[$k]) && file_exists($file)) { $post[$k] = '@' . $file; } } curl_setopt($ch, CURLOPT_POSTFIELDS, $post); } } if ($cookie) { curl_setopt($ch, CURLOPT_COOKIE, $cookie); } curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); curl_setopt($ch, CURLOPT_TIMEOUT, $timeout); $data = curl_exec($ch); $status = curl_getinfo($ch); $errno = curl_errno($ch); curl_close($ch); if ($errno || $status['http_code'] != 200) { return; } else { $GLOBALS['filesockheader'] = substr($data, 0, $status['header_size']); $data = substr($data, $status['header_size']); return !$limit ? $data : substr($data, 0, $limit); } } if ($post) { if ($encodetype == 'URLENCODE') { $data = http_build_query($post); } else { $data = ''; foreach ($post as $k => $v) { $data .= "--$boundary\r\n"; $data .= 'Content-Disposition: form-data; name="' . $k . '"' . (isset($files[$k]) ? '; filename="' . basename($files[$k]) . '"; Content-Type: application/octet-stream' : '') . "\r\n\r\n"; $data .= $v . "\r\n"; } foreach ($files as $k => $file) { if (!isset($post[$k]) && file_exists($file)) { if ($fp = @fopen($file, 'r')) { $v = fread($fp, filesize($file)); fclose($fp); $data .= "--$boundary\r\n"; $data .= 'Content-Disposition: form-data; name="' . $k . '"; filename="' . basename($file) . '"; Content-Type: application/octet-stream' . "\r\n\r\n"; $data .= $v . "\r\n"; } } } $data .= "--$boundary\r\n"; } $out = "POST $path HTTP/1.0\r\n"; $header = "Accept: */*\r\n"; $header .= "Accept-Language: zh-cn\r\n"; $header .= $encodetype == 'URLENCODE' ? "Content-Type: application/x-www-form-urlencoded\r\n" : "Content-Type: multipart/form-data; boundary=$boundary\r\n"; $header .= 'Content-Length: ' . strlen($data) . "\r\n"; $header .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n"; $header .= "Host: $host:$port\r\n"; $header .= "Connection: Close\r\n"; $header .= "Cache-Control: no-cache\r\n"; $header .= "Cookie: $cookie\r\n\r\n"; $out .= $header; $out .= $data; } else { $out = "GET $path HTTP/1.0\r\n"; $header = "Accept: */*\r\n"; $header .= "Accept-Language: zh-cn\r\n"; $header .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n"; $header .= "Host: $host:$port\r\n"; $header .= "Connection: Close\r\n"; $header .= "Cookie: $cookie\r\n\r\n"; $out .= $header; } $fpflag = 0; if (!$fp = @fsocketopen(($scheme == 'https' ? 'ssl://' : '') . ($scheme == 'https' ? $host : ($ip ? $ip : $host)), $port, $errno, $errstr, $timeout)) { $context = array( 'http' => array( 'method' => $post ? 'POST' : 'GET', 'header' => $header, 'content' => $post, 'timeout' => $timeout, ), ); $context = stream_context_create($context); $fp = @fopen($scheme . '://' . ($scheme == 'https' ? $host : ($ip ? $ip : $host)) . ':' . $port . $path, 'b', false, $context); $fpflag = 1; } if (!$fp) { return ''; } else { stream_set_blocking($fp, $block); stream_set_timeout($fp, $timeout); @fwrite($fp, $out); $status = stream_get_meta_data($fp); if (!$status['timed_out']) { while (!feof($fp) && !$fpflag) { $header = @fgets($fp); $headers .= $header; if ($header && ($header == "\r\n" || $header == "\n")) { break; } } $GLOBALS['filesockheader'] = $headers; if ($position) { for ($i = 0; $i < $position; $i++) { $char = fgetc($fp); if ($char == "\n" && $oldchar != "\r") { $i++; } $oldchar = $char; } } if ($limit) { $return = stream_get_contents($fp, $limit); } else { $return = stream_get_contents($fp); } } @fclose($fp); return $return; }}function _format_postkey($post, &$result, $key = ''){ foreach ($post as $k => $v) { $_k = $key ? $key . '[' . $k . ']' : $k; if (is_array($v)) { _format_postkey($v, $result, $_k); } else { $result[$_k] = $v; } }}?>