优化

@@ -550,4 +550,62 @@ function get_request_origin(){
  */
 function abort(string $message = ''){
     throw new Exception($message);
+}
+
+/**
+ * 加密base64
+ * @param string $str
+ * @return string 第一位是随机数长度 后N位是随机数 后面是加密的数字组合 统一个字符串的组合根据随机数的长度而定
+ * @author：dc
+ * @time 2024/12/20 11:21
+ */
+function base64_en_md5(string $str){
+    $str = base64_encode($str);
+    $r = rand(12,30); // TODO::随机数最低不能小于10
+    $enStr = '*********************************************';
+    $enStr = substr($enStr,0,$r).'0123456789+qwertyuiopasdfghjklzxcvbnm/QWERTYUIOPASDFGHJKLZXCVBNM';
+    $enStr = str_split($enStr);
+    foreach ($enStr as $k=>$e){
+        if($e=='*'){
+            unset($enStr[$k]);
+        }
+    }
+    $enStr = array_flip($enStr);
+    $strs = array_map(function ($v) use ($enStr){
+        if($v=='='){
+            return '';
+        }
+        return $enStr[$v];
+    },str_split($str));
+
+    return (string) strlen((string) $r).$r.implode('',$strs);
+}
+
+/**
+ * 解密 base64
+ * @param string $str
+ * @return false|string
+ * @author：dc
+ * @time 2024/12/20 11:51
+ */
+function base64_de_md5(string $str){
+    $f = substr($str,0,1);
+    $r = substr($str,1,$f);
+    $enStr = '*********************************************';
+    $enStr = substr($enStr,0,$r).'0123456789+qwertyuiopasdfghjklzxcvbnm/QWERTYUIOPASDFGHJKLZXCVBNM';
+    $enStr = str_split($enStr);
+    foreach ($enStr as $k=>$e){
+        if($e=='*'){
+            unset($enStr[$k]);
+        }
+    }
+
+    $str = substr($str,$f+1);
+
+    $strs = array_map(function ($v) use ($enStr){
+        return $enStr[$v];
+    },str_split($str,$f));
+
+    return base64_decode(implode('',$strs).'==');
+
 }
\ No newline at end of file

@@ -255,7 +255,7 @@ class MailFun {
             );
         }
         // 随机字符串使用 这个用来追踪邮件，请不要删除
-        $randStr = rand(100,99999).'_'.md5($mail->Username.$mail->Subject.$mail->getToAddresses()[0][0]??'');
+        $randStr = rand(100,99999).'_'.$email['id'].'_'.base64_en_md5($mail->getToAddresses()[0][0]??'');
         $data['body'] = str_replace(
             '{mail#randStr24#}',
             $randStr,