上传照片

//上传照片function action_upload(){

    //获取上传文件的文件信息    $photoname = $_FILES[‘photo‘][‘name‘];    $type = $_FILES[‘photo‘][‘type‘];    $tmp_name = $_FILES[‘photo‘][‘tmp_name‘];    $size = $_FILES[‘photo‘][‘size‘];    $error = $_FILES[‘photo‘][‘error‘];    $maxSize = 20971520;    $allowExt = array(‘gif‘, ‘jpg‘, ‘jpeg‘, ‘png‘,‘image/jpeg‘);    $destination ="static/upload/historyalbum/photo/".$photoname;

    //设置临时存放位置    //move_uploaded_file($tmp_name,$destination);

    if($error==0){        //判断照片大小        if($size>$maxSize){            exit(‘上传照片太大！:(‘);        }

        if(!in_array($type,$allowExt)){            exit(‘照片类型不对！:(‘);        }        //判断文件上传方式是否通过HTTP POST上传        if(!is_uploaded_file($tmp_name)){            exit(‘照片不是通过HTTP POST上传！:(‘);        }

        //检测是否是真实的图片类型        if(getimagesize($tmp_name) ==false){            exit(‘照片非法！请选择正确的照片。:(‘);        }

        //$photo_path = $destination;//文件目录为临时文件目录        /*                    if(!file_exists($photo_path)){                        mkdir($photo_path,0777,true);                        chmod($photo_path,0777);                    }*/

        //确保文件名唯一，防止产生覆盖上传成功        // $uniName = mad5(uniqid(microtime(true),true)).‘.‘.$tmp_name;        if(@move_uploaded_file($tmp_name,$destination)){            //echo ‘照片上传成功！:)‘;

            $photo = new Schoolhistoryphoto();            $post[‘user_id‘] = $_SESSION[‘id‘];            $post[‘ablum_id‘]=$_POST[‘type‘];            $post[‘name‘] = $_POST[‘name‘];            $post[‘description‘] = $_POST[‘description‘];            $post[‘photo_path‘] = ‘/‘.$destination;            $post[‘create_at‘] = date(‘Y-m-d H:i:s‘,time());            $photo->fromArray($post);            $photo->save();

            $this->request->redirect(‘schoolhistory/historyalbum‘);        }else{            //echo ‘照片上传失败！:(‘;            $this->request->redirect(‘schoolhistory/historyalbum‘);        }

    }else{        //匹配错误信息        switch($error){            case 1:                echo ‘上传照片超过了PHP配置文件中upload_max_filesize选项的值:(‘;                break;            case 2:                echo ‘超过了表单MAX_FILE_SIZE限制的大小:(‘;                break;            case 3:                echo ‘照片部分被上传:(‘;                break;            case 4:                echo ‘没有选择照片文件:(‘;                break;            case 6:                echo ‘没有找到临时目录:(‘;                break;            case 7:                echo ‘未知错误:(‘;                break;            case 8:                echo ‘系统错误:(‘;                break;        }    }

}