更新头像添加路径

application/admin/controller/general/Student.php

@@ -126,6 +126,7 @@ class Student extends Backend
             $params['password'] = md5($params['password']);
             $school = db('auth_group')->where('id',$params['group_id'])->find();
             $params['school'] = $school['name'];
+            $params['avatar'] = $this->getPicUrl($params['avatar']);
 
         $info = db('auth_group')->where('id', $params['group_id'])->find();
         while ($info['level'] > 2){
@@ -147,6 +148,20 @@ class Student extends Backend
         $this->success();
     }
     
+
+
+function getPicUrl($url)
+{
+    if($url==''||$url==null){
+        return '';
+    }
+    if(substr($url,0,4)=='http'){
+        return $url;
+    }else{
+        return 'https://hphb-storage.oss-cn-beijing.aliyuncs.com'.$url;
+    }
+}
+
     /**
      * 编辑
      *