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338 lines
12 KiB
338 lines
12 KiB
<?php
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class CommentAnalyzer {
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// 关键词和正则表达式配置
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private $config = [
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'positive' => [
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'keywords' => [
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'有效', '好用', '好了', '治愈', '见效', '不错', '管用', '有用',
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'灵验', '缓解', '痊愈', '见效', '神效', '推荐', '感谢', '好了',
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'管用', '有效果', '有效果', '奏效', '改善', '见效快', '神奇',
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'有效', '有效果', '有效果', '有效果', '有效果', '有效果'
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],
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'patterns' => [
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'/(喝|吃|用)了?\s*\d+\s*次?[就]?(好|痊愈|缓解|不咳|不痛)了/u',
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'/(效果|结果)\s*(非常|很)?\s*(好|明显|不错|显著|惊人)/u',
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'/(尝试|试了|用了)\s*\d+\s*[天个]?\s*(就)?(好|痊愈|缓解|见效)/u',
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'/(咳嗽|咳|痛|疼|症状)\s*(明显)?\s*(减轻|缓解|消失|好了)/u',
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'/(感谢|谢谢)\s*(分享|博主|张医生|宝旬)/u'
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]
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],
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'negative' => [
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'keywords' => [
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'无效', '没用', '不好', '没效果', '不行', '不见效', '没好转',
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'加重', '恶化', '白费', '失望', '避雷', '没用', '没效果',
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'无效果', '无改善', '没作用', '不灵', '骗人', '忽悠', '上当'
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],
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'patterns' => [
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'/(还是|依然|仍旧|仍然)\s*(咳|难受|痛|疼|没效果)/u',
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'/(一点|完全|根本|丝毫)\s*没(效果|用|好转|作用|改善)/u',
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'/(不仅|不但)\s*没(好|改善).*(反而|而且)\s*(加重|恶化)/u',
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'/(浪费|白费|白忙|白折腾)\s*(时间|精力)/u',
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'/(失望|后悔|上当|骗人|忽悠|别信)\s*(了|吧|！)/u'
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]
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]
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];
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/**
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* 分析评论情感
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*
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* @param string $comment 评论内容
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* @return string 情感分类: 'positive', 'negative' 或 'neutral'
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*/
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public function analyze($comment) {
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// 预处理：去除多余空格和特殊字符
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$comment = $this->preprocess($comment);
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// 1. 检查否定词（优先级高）
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foreach ($this->config['negative']['keywords'] as $word) {
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if (mb_strpos($comment, $word) !== false) {
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return 'negative';
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}
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}
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// 2. 检查肯定词
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foreach ($this->config['positive']['keywords'] as $word) {
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if (mb_strpos($comment, $word) !== false) {
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return 'positive';
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}
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}
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// 3. 检查否定句式
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foreach ($this->config['negative']['patterns'] as $pattern) {
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if (preg_match($pattern, $comment)) {
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return 'negative';
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}
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}
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// 4. 检查肯定句式
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foreach ($this->config['positive']['patterns'] as $pattern) {
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if (preg_match($pattern, $comment)) {
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return 'positive';
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}
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}
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return 'neutral';
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}
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/**
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* 预处理评论内容
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*/
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private function preprocess($comment) {
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// 移除多余空格
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$comment = preg_replace('/\s+/u', ' ', $comment);
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// 移除常见标点符号（保留中文字符）
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$comment = preg_replace('/[^\p{Han}\p{P}\w\s]/u', '', $comment);
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return trim($comment);
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}
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}
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// ===================== 使用示例 =====================
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$analyzer = new CommentAnalyzer();
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// 微博内容
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$weibo = "针灸匠张宝旬\n原创\n25-7-7 14:41\n发布于 北京\n来自 华为 Mate X5 典藏版\n#张宝旬妙招# 刀片桑用花椒蒸梨。按图示做。汤水清甜微麻，一点不辣，还带股淡淡的花椒香味，吃梨肉、喝梨汤，效果好。 ";
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// 示例评论
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$comments = [
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"去年冬天寒咳，直接切梨加花椒加少许水蒸半个小时，喝几次就好了",
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"试了完全没效果，咳嗽更严重了",
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"花椒蒸梨一点用都没有，避雷！",
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"喝了三天，依然咳得睡不着",
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"效果非常明显，第二天就不咳了",
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"这个方子对我很管用，咳嗽明显减轻了",
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"按照方法做了，但感觉没什么变化",
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"张医生的方法总是这么神奇，感谢分享！",
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"孩子咳嗽试了这个方法，结果反而加重了",
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"蒸梨的时候花椒放多了，味道有点怪",
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"这个方法简单易行，推荐给大家",
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"试了两次，效果不明显，可能不适合我",
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"中医小妙招真是博大精深",
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"花椒蒸梨？这是什么奇怪的组合",
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"喝了当晚就不怎么咳了，太有效了！",
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"完全没好转，白忙活一场",
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"这个方法在抖音上看到过，亲测有效",
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"咳嗽没缓解，反而胃不舒服了",
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"张宝旬医生的方法值得信赖",
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"没坚持喝，不知道效果如何"
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];
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// 分析评论并分类
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$results = [
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'positive' => [],
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'negative' => []
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];
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foreach ($comments as $comment) {
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$result = $analyzer->analyze($comment);
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if ($result !== 'neutral') {
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$results[$result][] = $comment;
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}
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}
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// ===================== 显示结果 =====================
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?>
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>中医小妙招评论分析工具</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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font-family: 'Microsoft YaHei', sans-serif;
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}
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body {
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background-color: #f5f7fa;
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color: #333;
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line-height: 1.6;
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padding: 20px;
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}
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.container {
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max-width: 1200px;
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margin: 0 auto;
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background: white;
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border-radius: 10px;
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box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
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overflow: hidden;
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}
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header {
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background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
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color: white;
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padding: 25px 30px;
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position: relative;
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}
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h1 {
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font-size: 28px;
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margin-bottom: 10px;
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}
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.subtitle {
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font-size: 16px;
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opacity: 0.9;
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}
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.weibo-card {
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background: #eef5ff;
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border-left: 4px solid #2575fc;
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padding: 20px;
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margin: 20px;
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border-radius: 5px;
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}
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.weibo-content {
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font-size: 18px;
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line-height: 1.7;
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color: #1a1a1a;
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}
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.weibo-meta {
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color: #666;
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font-size: 14px;
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margin-top: 10px;
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}
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.results-container {
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display: flex;
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flex-wrap: wrap;
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padding: 20px;
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}
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.result-column {
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flex: 1;
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min-width: 300px;
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padding: 15px;
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}
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.result-header {
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font-size: 20px;
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padding: 15px 0;
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margin-bottom: 15px;
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border-bottom: 2px solid;
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display: flex;
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align-items: center;
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}
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.positive .result-header {
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color: #28a745;
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border-bottom-color: #28a745;
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}
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.negative .result-header {
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color: #dc3545;
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border-bottom-color: #dc3545;
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}
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.result-header i {
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margin-right: 10px;
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font-size: 24px;
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}
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.comment-list {
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list-style: none;
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}
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.comment-item {
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background: #f8f9fa;
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border-radius: 8px;
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padding: 15px;
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margin-bottom: 15px;
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box-shadow: 0 2px 5px rgba(0,0,0,0.05);
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border-left: 4px solid;
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transition: transform 0.2s;
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}
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.comment-item:hover {
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transform: translateY(-3px);
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box-shadow: 0 5px 15px rgba(0,0,0,0.1);
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}
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.positive .comment-item {
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border-left-color: #28a745;
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background: #f0fff4;
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}
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.negative .comment-item {
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border-left-color: #dc3545;
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background: #fff0f0;
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}
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.comment-text {
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margin-bottom: 8px;
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font-size: 16px;
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}
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.comment-label {
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display: inline-block;
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padding: 3px 8px;
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border-radius: 4px;
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font-size: 12px;
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font-weight: bold;
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}
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.positive .comment-label {
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background: #28a745;
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color: white;
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}
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.negative .comment-label {
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background: #dc3545;
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color: white;
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}
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.stats {
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background: #f8f9fa;
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padding: 20px;
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text-align: center;
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border-top: 1px solid #eee;
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font-size: 18px;
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color: #555;
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}
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.highlight {
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font-weight: bold;
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font-size: 24px;
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color: #2575fc;
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margin: 0 5px;
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}
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@media (max-width: 768px) {
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.results-container {
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flex-direction: column;
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}
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.result-column {
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min-width: 100%;
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}
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}
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</style>
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</head>
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<body>
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<div class="container">
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<header>
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<h1>中医小妙招评论分析工具</h1>
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<p class="subtitle">自动筛选用户对中医方法有效性的反馈</p>
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</header>
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<div class="weibo-card">
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<div class="weibo-content"><?= nl2br(htmlspecialchars($weibo)) ?></div>
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<div class="weibo-meta">博主：针灸匠张宝旬 | 发布时间：2025-07-07</div>
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</div>
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<div class="stats">
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分析结果：共 <span class="highlight"><?= count($comments) ?></span> 条评论，
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其中有效反馈 <span class="highlight"><?= count($results['positive']) ?></span> 条，
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无效反馈 <span class="highlight"><?= count($results['negative']) ?></span> 条
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</div>
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<div class="results-container">
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<div class="result-column positive">
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<div class="result-header">
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<span>✅ 有效反馈 (<?= count($results['positive']) ?>)</span>
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</div>
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<ul class="comment-list">
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<?php foreach ($results['positive'] as $comment): ?>
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<li class="comment-item">
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<div class="comment-text"><?= htmlspecialchars($comment) ?></div>
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<span class="comment-label">有效</span>
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</li>
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<?php endforeach; ?>
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</ul>
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</div>
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<div class="result-column negative">
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<div class="result-header">
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<span>❌ 无效反馈 (<?= count($results['negative']) ?>)</span>
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</div>
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<ul class="comment-list">
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<?php foreach ($results['negative'] as $comment): ?>
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<li class="comment-item">
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<div class="comment-text"><?= htmlspecialchars($comment) ?></div>
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<span class="comment-label">无效</span>
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</li>
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<?php endforeach; ?>
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</ul>
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</div>
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</div>
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</div>
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</body>
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</html>
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