diff --git a/addons/weliam_smartcity/api/Enroll.php b/addons/weliam_smartcity/api/Enroll.php
index c9ed6fe..8401463 100644
--- a/addons/weliam_smartcity/api/Enroll.php
+++ b/addons/weliam_smartcity/api/Enroll.php
@@ -64,11 +64,13 @@ class EnrollModuleUniapp extends Uniapp
                 if ($info['is_required'] == '1') {
                     if (empty($info['data'])) throw new Exception($info['title'] . " 为必填项");
                 }
+                FormTemplate::serializeTitle($info['data'],$info['title']);
                 $enroll_data[] = [
                     'name' => $info['title'],
                     'value' => $info['data']
                 ];
             }
+            var_dump($enroll_data);die;
             if (empty($enroll_data)) throw new Exception('请填写至少一项');
 
             $diyform = pdo_get(PDO_NAME . 'diyform',['id' => $diyformid],'info');
diff --git a/addons/weliam_smartcity/core/class/FormTemplate.class.php b/addons/weliam_smartcity/core/class/FormTemplate.class.php
index 2f24c3a..7d421a3 100644
--- a/addons/weliam_smartcity/core/class/FormTemplate.class.php
+++ b/addons/weliam_smartcity/core/class/FormTemplate.class.php
@@ -23,6 +23,12 @@ class FormTemplate
         3 => ''
     ];
 
+    /**
+     * 次类型数据加密存储
+     * @var string[]
+     */
+    public static $template_id_arr = ['datetime','city','img','checkbox'];
+
     /**
      * 获取活动关联id
      * @param $template_type
@@ -37,6 +43,25 @@ class FormTemplate
         return $res ?: [];
     }
 
+    /**
+     * 是否已报名
+     * @param $relation
+     * @param $activities_id
+     * @return array|false|mixed
+     */
+    public static function isEnroll($relation,$activities_id)
+    {
+        $template_type = array_search($relation,self::$template_relation);
+        if ($template_type === false) return [];
+
+        $where = [
+            'template_type' => $template_type,
+            'activities_id' => $activities_id
+        ];
+        $res = pdo_get(PDO_NAME . 'member_enroll',$where);
+        return $res ?: [];
+    }
+
     /**
      * 返回模板信息
      * @param $id
@@ -48,4 +73,24 @@ class FormTemplate
         $res = pdo_get(PDO_NAME . 'diyform',['id' => $id,'template_type' => $template_type]);
         return $res ? : [];
     }
+
+
+    /**
+     * 加密
+     */
+    public static function serializeTitle(&$value,$title)
+    {
+        if (in_array($title,self::$template_id_arr)) {
+            $value = serialize($value);
+        }
+    }
+    /**
+     * 解密
+     */
+    public static function unserializeTitle(&$value,$title)
+    {
+        if (in_array($title,self::$template_id_arr)) {
+            $value = unserialize($value);
+        }
+    }
 }
\ No newline at end of file