Typecho 使用 CommentToDingtalk (评论推送至钉钉)插件遇到的问题 作者: Chuwen 时间: 2020-04-06 分类: PHP 3 条评论 > CommentToDingtalk 项目地址：https://github.com/MoLeft/CommentToDingtalk # 运行报以下错误 ``` Using $this when not in object context Error: Using $this when not in object context in //nowtime.cc/usr/plugins/CommentToDingtalk/Plugin.php:123 Stack trace: #0 /nowtime.cc/usr/plugins/CommentToDingtalk/Plugin.php(87): CommentToDingtalk_Plugin::getWebhook('https://oapi.di...', 'SECca000000000...') #1 /nowtime.cc/var/Typecho/Plugin.php(489): CommentToDingtalk_Plugin::send(Object(Widget_Feedback), NULL) #2 /nowtime.cc/var/Widget/Feedback.php(146): Typecho_Plugin->__call('Widget_Feedback...', Array) #3 /nowtime.cc/var/Widget/Feedback.php(336): Widget_Feedback->comment() #4 /nowtime.cc/var/Typecho/Router.php(138): Widget_Feedback->action() #5 /nowtime.cc/index.php(30): Typecho_Router::dispatch() #6 {main} ``` # 原因 在静态方法中调用非静态方法，导致其报错 # 解决方法 将 **静态方法** 中调用 **非静态方法** `$this->` 改成 `(new self())->` 即可 以下是修改后的 `Plugin.php`，你可以直接复制以下代码进行替换： ``` <?php if (!defined('__TYPECHO_ROOT_DIR__')) { exit; } /** * Typecho评论推送到钉钉插件 * * @package CommentToDingtalk * @author MoLeft * @version 1.0 * @link http://www.moleft.cn/ */ class CommentToDingtalk_Plugin implements Typecho_Plugin_Interface { /* 激活插件方法 */ public static function activate() { //挂载评论接口 Typecho_Plugin::factory('Widget_Feedback')->finishComment = array('CommentToDingtalk_Plugin', 'send'); return '插件已激活,请设置相关信息'; } /* 禁用插件方法 */ public static function deactivate() { return '插件已禁用'; } /* 插件配置方法 */ public static function config(Typecho_Widget_Helper_Form $form) { $webhook = new Typecho_Widget_Helper_Form_Element_Text('webhook', null, '', 'Webhook地址', '请将钉钉中的webhook地址填到此处'); $secret = new Typecho_Widget_Helper_Form_Element_Text('secret', null, '', 'Secret密钥', '请将钉钉中的Secret密钥填到此处'); $form->addInput($webhook); $form->addInput($secret); } /** * 个人用户的配置面板 * * @access public * @param Typecho_Widget_Helper_Form $form * @return void */ public static function personalConfig(Typecho_Widget_Helper_Form $form) { } /* 插件实现方法 */ public static function render() { } /* 推送通知方法 */ public static function send($post) { //获取系统配置 $options = Helper::options(); //判断是否配置webhook地址 if (is_null($options->plugin('CommentToDingtalk')->webhook)) { throw new Typecho_Plugin_Exception(_t('Webhook地址未配置')); } //判断是否配置secret密钥 if (is_null($options->plugin('CommentToDingtalk')->secret)) { throw new Typecho_Plugin_Exception(_t('Secret密钥未配置')); } $webhook = $options->plugin('CommentToDingtalk')->webhook; $secret = $options->plugin('CommentToDingtalk')->secret; $text = "###您收到了一条新评论\n文章标题：{$post->title}\n评论作者：{$post->author}\n评论内容：{$post->text}"; $data = [ 'msgtype' => 'actionCard', 'actionCard' => [ 'title' => '您收到了一条新评论', 'text' => $text, 'btnOrientation' => 1, 'hideAvatar' => 0, 'singleTitle' => '查看详情', 'singleURL' =>$post->permalink ] ]; //我修改了这里 //我修改了这里 //我修改了这里 $response = (new self())->request((new self())->getWebhook($webhook,$secret), json_encode($data)); //我修改了这里 //我修改了这里 //我修改了这里 if($response['errcode'] !== 0){ //发送失败，记录日志 $log = @file_get_contents('./error.log'); file_put_contents('./error.log','['.date("Y-m-d H:i:s").']'.$response['errmsg']); } } /* Curl请求精简版 */ private function request($url, $postData) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5); curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json;charset=utf-8')); curl_setopt($ch, CURLOPT_POSTFIELDS, $postData); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // 线下环境不用开启curl证书验证, 未调通情况可尝试添加该代码 // curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, 0); // curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, 0); $data = curl_exec($ch); curl_close($ch); return json_decode($data, true); } /* webhook地址 */ private function getWebhook($webhook, $secret) { list($msec, $sec) = explode(' ', microtime()); $timestamp = (float) sprintf('%.0f', (floatval($msec) + floatval($sec)) * 1000); $sign = $this->signSecret($timestamp, $secret); $webhook_url = "{$webhook}×tamp={$timestamp}&sign={$sign}"; return $webhook_url; } /* 计算签名 */ private function signSecret($timestamp,$secret){ $stringToSign = $timestamp."\n".$secret; return urlencode(base64_encode(hash_hmac('sha256', $stringToSign, $secret, true))); } } ```