379 lines
13 KiB
PHP
379 lines
13 KiB
PHP
<?php
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namespace app\api\controller;
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use app\api\QfShop;
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use think\facade\Request;
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use think\facade\Cache;
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use app\model\Source as SourceModel;
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class Chatbot extends QfShop
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{
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// 应用管理 回调地址：https://XXXX/api/chatbot 填在微信官方 即可
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// 1、应用绑定-网页H5(获取配置)-开放API(申请权限、编辑填写回调地址保存)
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// 2、开放API的三个参数填在下方
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// 3、服务发布
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// 以上三部完成 还不行 就是无缘
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private $appId = '';
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private $token = '';
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private $encodingAESKey = '';
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// 回复内容在下方，如有需要自行修改
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private $wName = '心悦搜索';
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private $key;
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public function __construct()
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{
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$this->key = base64_decode($this->encodingAESKey . "=");
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}
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public function index()
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{
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$encrypted = input('encrypted');
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//解决全局搜时会多次接收相同消息导致多次请求的bug，原因未知
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if(!empty($encrypted)){
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if(Cache::get($encrypted) == 1){
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return;
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}
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Cache::set($encrypted, 1, 600);
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}
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$msg = $this->decryptMessage($encrypted);
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$msgtype = $msg['content']['msgtype']??'';
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$message = $msg['content']['msg']??'';
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if ($msgtype !== 'text' || empty($message)) {
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if(Cache::get($msg['userid']) != 1){
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$messages = "欢迎来到 ".$this->wName."！🍿🎬 这里是影迷的梦幻天堂，准备好享受每一部影视的精彩时刻吧！\n\n";
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$messages .= "🔍 使用指南 🔍\n\n";
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$messages .= "1. 搜剧命令\n";
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$messages .= "回复 “搜剧+剧名”，免费获取最全的影视资源。\n";
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$messages .= "示例：<a href='weixin://bizmsgmenu?msgmenucontent=搜剧我被美女包围了&msgmenuid=搜剧我被美女包围了'>搜剧我被美女包围了</a>\n\n";
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$messages .= "2. 全网搜\n";
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$messages .= "回复 “全网搜+关键词”，快速找到全网资源！\n";
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$messages .= "示例：<a href='weixin://bizmsgmenu?msgmenucontent=全网搜学剪辑&msgmenuid=全网搜学剪辑'>全网搜学剪辑</a>\n\n";
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$messages .= "赶快准备好你的爆米花，和我们一起开启下一场视觉盛宴吧！🎥";
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$this->sendMessage($msg, $messages);
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}
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Cache::set($msg['userid'], 1, 604800);
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}
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// 检查用户消息内容中开头第一个字是否包含“搜”关键字
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if (strncmp($message, '搜', 1) === 0 || strncmp($message, '全网搜', 1) === 0) {
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if(strncmp($message, '全网搜', 1) === 0){
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$list = [];
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// 去除“全网搜”关键字，提取用户输入的剧名
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$newString = preg_replace('/^全网搜/u', '', $message);
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}else{
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// 去除“搜剧”关键字，提取用户输入的剧名
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$newString = preg_replace('/^搜剧|^搜/u', '', $message);
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// 实例化资源模型，并搜索匹配的剧名
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$map['page_size'] = 5;
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$map['title'] = $newString;
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$SourceModel = new SourceModel();
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$result = $SourceModel->getList($map);
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$list = $result['items']??[];
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}
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if(empty($list)){
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//系统没有资源去全网搜
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$this->sendMessage($msg, "正在深入搜索，请稍等...");
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$list = $this->Qsearch($newString);
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}
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$content = "🔍 ".$newString."丨搜索结果";
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$is_times = 0;
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if (!empty($list)) {
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foreach ($list as $item) {
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$content = $content . "\n";
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if(!empty($item['is_time']) && $item['is_time'] == 1){
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$content = $content . "\n🌐️ " . $item['title'] . "\n<a href='" . $item['url'] . "'>" . $item['url'] . "</a>";
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$is_times++;
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}else{
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$content = $content . "\n" . $item['title'] . "\n<a href='" . $item['url'] . "'>" . $item['url'] . "</a>";
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}
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}
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$content = $content . "\n";
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if($is_times>0){
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$content = $content . "\n🌐️ 资源来源网络，30分钟后删除";
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}else if(!empty($newString)){
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$content = $content . "\n 不是短剧？请尝试：<a href='weixin://bizmsgmenu?msgmenucontent=全网搜".$newString."&msgmenuid=全网搜".$newString."'>全网搜".$newString."</a>";
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}
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$content = $content . "\n ------------------------------------------------";
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$content = $content . "\n 欢迎观看！如果喜欢可以喊你的朋友一起来哦";
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} else {
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// 如果没有找到匹配的剧名，提示用户减少关键词尝试搜索
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$content = $content . "\n";
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$content = $content . "\n 未找到，可换个关键词尝试哦~";
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$content = $content . "\n ⚠️宁少写，不多写、错写~";
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}
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$this->sendMessage($msg, $content);
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}
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}
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private function Qsearch($newString)
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{
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$bController = app(\app\api\controller\Other::class);
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$result = $bController->all_search($newString);
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return $result;
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}
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// 解密消息
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private function decryptMessage($encrypted)
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{
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$result = $this->decrypt($encrypted,$this->appId);
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if ($result[0] !== 0) {
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return [];
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}
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return json_decode(json_encode(simplexml_load_string($result[1])), true);
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}
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// 发送消息
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private function sendMessage($msg, $message)
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{
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$data = $this->createXmlMessage($msg, $message);
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$result = $this->encrypt($data,$this->appId);
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if ($result[0] !== 0) {
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return;
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}
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$this->sendPostRequest("https://chatbot.weixin.qq.com/openapi/sendmsg/".$this->token, [
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'encrypt' => $result[1],
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]);
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}
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// 创建 XML 消息
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private function createXmlMessage($msg, $message)
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{
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return '<xml>
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<appid><![CDATA['.$msg['appid'].']]></appid>
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<openid><![CDATA['.$msg['userid'].']]></openid>
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<msg><![CDATA['.$message.']]></msg>
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<channel>'.$msg['channel'].'</channel>
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</xml>';
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}
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private function sendPostRequest($url, $data)
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{
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$options = [
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CURLOPT_URL => $url,
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CURLOPT_POST => true,
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_HTTPHEADER => [
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'Content-Type: application/json',
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],
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CURLOPT_POSTFIELDS => json_encode($data),
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];
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$ch = curl_init();
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curl_setopt_array($ch, $options);
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$response = curl_exec($ch);
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if (curl_errno($ch)) {
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// 处理错误（可添加日志）
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return ['error' => curl_error($ch)];
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}
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curl_close($ch);
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return json_decode($response, true);
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}
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/**
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* 对密文进行解密
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* @param string $encrypted 需要解密的密文
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* @return string 解密得到的明文
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*/
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private function decrypt($encrypted,$appid)
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{
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try {
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if(version_compare(PHP_VERSION, '7','>=')) {
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$iv = substr($this->key, 0, 16);
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$decrypted = openssl_decrypt($encrypted,'AES-256-CBC',substr($this->key, 0, 32),OPENSSL_ZERO_PADDING,$iv);
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} else {
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//使用BASE64对需要解密的字符串进行解码
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$ciphertext_dec = base64_decode($encrypted);
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$module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, '');
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$iv = substr($this->key, 0, 16);
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mcrypt_generic_init($module, $this->key, $iv);
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//解密
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$decrypted = mdecrypt_generic($module, $ciphertext_dec);
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mcrypt_generic_deinit($module);
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mcrypt_module_close($module);
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}
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} catch (Exception $e) {
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return [-40007, null];
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}
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try {
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//去除补位字符
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$result = $this->decode($decrypted);
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//去除16位随机字符串,网络字节序和AppId
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if (strlen($result) < 16)
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return "";
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$content = substr($result, 16, strlen($result));
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$len_list = unpack("N", substr($content, 0, 4));
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$xml_len = $len_list[1];
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$xml_content = substr($content, 4, $xml_len);
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$from_appid = substr($content, $xml_len + 4);
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if(version_compare(PHP_VERSION, '7','>=')) {
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if (!$appid) {
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//如果传入的appid是空的，则认为是订阅号，使用数据中提取出来的appid
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$appid = $from_appid;
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}
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}
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} catch (Exception $e) {
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//print $e;
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return [-40008, null];
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}
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if ($from_appid != $appid)
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return [-40005, null];
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//不注释上边两行，避免传入appid是错误的情况
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if(version_compare(PHP_VERSION, '7','>=')) {
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//增加appid，为了解决后面加密回复消息的时候没有appid的订阅号会无法回复
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return array(0, $xml_content, $from_appid);
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} else {
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return array(0, $xml_content);
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}
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return $encrypted;
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}
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/**
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* 对解密后的明文进行补位删除
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* @param decrypted 解密后的明文
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* @return 删除填充补位后的明文
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*/
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private function decode($text)
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{
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$pad = ord(substr($text, -1));
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if ($pad < 1 || $pad > 32) {
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$pad = 0;
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}
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return substr($text, 0, (strlen($text) - $pad));
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}
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/**
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* 对明文进行加密
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* @param string $text 需要加密的明文
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* @return string 加密后的密文
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*/
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private function encrypt($text, $appid)
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{
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try {
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if(version_compare(PHP_VERSION, '7','>=')) {
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//获得16位随机字符串，填充到明文之前
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$random = $this->getRandomStr();
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$text = $random . pack("N", strlen($text)) . $text . $appid;
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$iv = substr($this->key, 0, 16);
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$text = $this->encode($text);
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$encrypted = openssl_encrypt($text,'AES-256-CBC',substr($this->key, 0, 32),OPENSSL_ZERO_PADDING,$iv);
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} else {
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//获得16位随机字符串，填充到明文之前
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$random = $this->getRandomStr();
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$text = $random . pack("N", strlen($text)) . $text . $appid;
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// 网络字节序
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$size = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
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$module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, '');
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$iv = substr($this->key, 0, 16);
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//使用自定义的填充方式对明文进行补位填充
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$text = $this->encode($text);
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mcrypt_generic_init($module, $this->key, $iv);
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//加密
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$encrypted = mcrypt_generic($module, $text);
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mcrypt_generic_deinit($module);
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mcrypt_module_close($module);
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$encrypted = base64_encode($encrypted);
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}
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//print($encrypted);
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//使用BASE64对加密后的字符串进行编码
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return [0, $encrypted];
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} catch (Exception $e) {
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//print $e;
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return [-40006, null];
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}
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}
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/**
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* 对需要加密的明文进行填充补位
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* @param $text 需要进行填充补位操作的明文
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* @return 补齐明文字符串
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*/
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private function encode($text)
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{
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$block_size = 32;
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$text_length = strlen($text);
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//计算需要填充的位数
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$amount_to_pad = 32 - ($text_length % 32);
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if ($amount_to_pad == 0) {
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$amount_to_pad = 32;
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}
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//获得补位所用的字符
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$pad_chr = chr($amount_to_pad);
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$tmp = "";
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for ($index = 0; $index < $amount_to_pad; $index++) {
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$tmp .= $pad_chr;
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}
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return $text . $tmp;
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}
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/**
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* 随机生成16位字符串
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* @return string 生成的字符串
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*/
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private function getRandomStr()
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{
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$str = "";
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$str_pol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
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$max = strlen($str_pol) - 1;
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for ($i = 0; $i < 16; $i++) {
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$str .= $str_pol[mt_rand(0, $max)];
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}
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return $str;
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}
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private function writeLog($value)
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{
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// 获取当前目录
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$currentDir = __DIR__; // 当前控制器目录
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$logFile = $currentDir . '/log.txt'; // 日志文件名称，可以自定义
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// 生成时间戳
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$timestamp = date('Y-m-d H:i:s');
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// 判断 $value 是否为数组，如果是，则转换为 JSON 字符串
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if (is_array($value)) {
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$value = json_encode($value); // 转换为 JSON 字符串
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}
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$logEntry = "[$timestamp] 参数值: $value\n"; // 日志内容
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// 写入日志文件
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file_put_contents($logFile, $logEntry, FILE_APPEND);
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}
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}
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