thinkphp3.2.3----图片上传并生成缩率图

Posted 2020-10-07 东方素

 1 public function uploadify(){
 2     if(!IS_POST){
 3         $this->error(\'非法！\');
 4     }
 5     $upload = $this->_upload();
 6 }
 7 
 8 protected function _upload(){
 9     $obj = new \\Think\\Upload();
10     $obj->exts = array(\'jpg\', \'gif\', \'png\', \'jpeg\');// 设置附件上传类型
11     $obj->rootPath = \'./data/upload/\';    //upload类、image类的./入口目录
12     $obj->savePath = \'face/\';
13     $obj->saveRule = \'uniqid\';
14     $obj->uploadReplace = true;
15     $obj->autoSub = true;
16     $obj->subType = \'date\';
17     $obj->dateFormat = \'Y_m\';
18     $info = $obj->upload();
19     $userinfo = $this->users_model->where(array(\'id\' => $this->userid))->find();
20     if(!$info) {// 上传错误提示错误信息
21         $this->error($obj->getError());
22     }else{// 上传成功
23         $face = \'./data/upload/\'.$info[\'face\'][\'savepath\'].$info[\'face\'][\'savename\'];
24         // 生成缩略图128*128；
25         $image = new \\Think\\Image(); 
26         $image->open($face);
27         // 按照原图的比例生成一个最大为150*150的缩略图并保存为thumb.jpg
28         $image->thumb(128, 128)->save($face);
29       M(\'users\')->where(array(\'id\' => $this->userid))->save(array(\'avatar\' => $info[\'face\'][\'savepath\'].$info[\'face\'][\'savename\']));
30       if($userinfo[\'avatar\']){
31            @unlink(\'./data/upload/\'.$userinfo[\'avatar\']);//删除旧图
32       }
33       redirect(U(\'user/profile/upload_face\'));
34     }
35 }