From d28f445990854823aaf69b205afebdd9c38934b0 Mon Sep 17 00:00:00 2001
From: chengxl <chengxl@example.com>
Date: Sat, 17 May 2025 19:30:40 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8E=A5=E5=8F=A3=E8=B0=83=E6=95=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 application/api/controller/Aiarticle.php | 33 +++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/application/api/controller/Aiarticle.php b/application/api/controller/Aiarticle.php
index 3585b9c..e296272 100644
--- a/application/api/controller/Aiarticle.php
+++ b/application/api/controller/Aiarticle.php
@@ -1087,11 +1087,22 @@ class Aiarticle extends Base
         }
         //查询文章是否存在
         $aWhere = ['article_id' => $iArticleId,'is_delete' => 2];
-        $aAiArticle = Db::name('ai_article')->field('title_chinese as title,author,journal_id')->where($aWhere)->find();
+        $aAiArticle = Db::name('ai_article')->field('title_chinese as title,author,journal_id,digest')->where($aWhere)->find();
         if(empty($aAiArticle)){
             return json_encode(['status' => 3, 'msg' => 'The article does not exist']);
         }
 
+        //数据处理
+        $sTitle = empty($aAiArticle['title']) ? '' : $aAiArticle['title'];
+        $sTitle = mb_convert_encoding($sTitle, 'UTF-8', 'auto');
+        // 截断处理
+        $aAiArticle['title'] = $this->truncateByBytes($sTitle, 64);
+
+        $sDigest = empty($aAiArticle['digest']) ? '' : $aAiArticle['digest'];
+        // 编码转换
+        $sDigest = mb_convert_encoding($sDigest, 'UTF-8', 'auto');
+        $aAiArticle['digest'] = $this->truncateByBytes($sDigest, 120);
+
         //查询该模版是否推送到微信公众号
         $aWhere['template_id'] = $iTemplateId;
         $aWhere['wechat_id'] = $sWechatId;
@@ -1132,6 +1143,26 @@ class Aiarticle extends Base
         return $aResult;
     }
 
+    private function truncateByBytes($str, $maxBytes) {
+        $len = 0;
+        $result = '';
+        $i = 0;
+        
+        while ($i < mb_strlen($str, 'UTF-8')) {
+            $char = mb_substr($str, $i, 1, 'UTF-8');
+            $charBytes = strlen($char); // UTF-8 下实际字节数
+            
+            if ($len + $charBytes > $maxBytes) {
+                break;
+            }
+            
+            $result .= $char;
+            $len += $charBytes;
+            $i++;
+        }
+        
+        return $result;
+    }
 
     /**
      * 获取Ai生成文章状态