test_lgq/niucloud/core/upload/BaseUpload.php
2024-01-24 17:36:08 +08:00

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<?php
// +----------------------------------------------------------------------
// | Niucloud-admin 企业快速开发的saas管理平台
// +----------------------------------------------------------------------
// | 官方网址https://www.niucloud-admin.com
// +----------------------------------------------------------------------
// | niucloud团队 版权所有 开源版本可自由商用
// +----------------------------------------------------------------------
// | Author: Niucloud Team
// +----------------------------------------------------------------------
namespace core\upload;
use core\exception\UploadFileException;
use core\loader\Storage;
/**
* Class BaseUpload
*/
abstract class BaseUpload extends Storage
{
protected $file;//上传的文件对象
protected $file_info;//上传的文件属性参数
protected $file_name;//新文件名
protected $name;
protected $full_file;//完整的文件地址
protected $full_path;
protected $validate;
protected $type;
protected $config;
//可能还需要一个完整路径
protected $storage_type;
/**
* 初始化
* @param array $config
* @return void
*/
protected function initialize(array $config = [])
{
$this->config = $config;
$this->storage_type = $config['storage_type'];
}
/**
* 附件上传
* @param string $dir
* @return mixed
*/
abstract protected function upload(string $dir);
/**
* 抓取远程附件
* @param string $url
* @param string|null $key
* @return mixed
*/
abstract protected function fetch(string $url, ?string $key);
/**
* base64文件上云
* @param string $base64_data
* @param string|null $key
* @return mixed
*/
abstract protected function base64(string $base64_data, ?string $key = null);
/**
* 附件删除
* @param string $file_name
* @return mixed
*/
abstract protected function delete(string $file_name);
/**
* 缩略图
* @param string $file_path
* @param $thumb_type
* @return mixed
*/
abstract protected function thumb(string $file_path, $thumb_type);
/**
* 读取文件
* @param string $name
* @param bool $is_rename
*/
public function read(string $name, bool $is_rename = true)
{
$this->name = $name;
$this->file = request()->file($name);
if (empty($this->file))
throw new UploadFileException(100012);
$this->file_info = [
'name' => $this->file->getOriginalName(),//文件原始名称
'mime' => $this->file->getOriginalMime(),//上传文件类型信息
'real_path' => $this->file->getRealPath(),//上传文件真实路径
'ext' => $this->file->getOriginalExtension(),//上传文件后缀
'size' => $this->file->getSize(),//上传文件大小
];
if ($is_rename) {
$this->file_name = $this->createFileName();
} else {
$this->file_name = $this->file_info['name'];
}
}
/**
* 设置文件类型
* @param string $type
* @return $this
*/
public function setType(string $type)
{
$this->type = $type;
return $this;
}
/**
* 校验文件是否合法
*/
public function check()
{
}
/**
* 生成新的文件名
* @return string
*/
public function createFileName(string $key = '', string $ext = '')
{
//DIRECTORY_SEPARATOR 常量
$storage_tag = '_' . $this->storage_type;
if (empty($key)) {
return time() . md5($this->file_info['real_path']) . $storage_tag . '.' . $this->file_info['ext'];
} else {
return time() . md5($key) . $storage_tag . '.' . $ext;
}
}
/**
* 获取原始附件信息
* @return mixed
*/
public function getFileInfo()
{
return $this->file_info;
}
/**
* 获取上传文件的真实完整路径
* @return mixed
*/
public function getRealPath()
{
return $this->file_info['real_path'];
}
/**
* 获取生成的文件完整地址
* @return string
*/
public function getFullPath(string $dir = '')
{
return $this->full_path ?: $this->concatFullPath($dir);
}
/**
* 合并路径和文件名
* @param string $dir
* @return string
*/
public function concatFullPath(string $dir = '')
{
$this->full_path = implode('/', array_filter([$dir, $this->getFileName()]));
return $this->full_path;
}
/**
* 获取文件名
* @return mixed
*/
public function getFileName()
{
return $this->file_name;
}
public function getUrl(string $path = '')
{
$path = !empty($path) ? $path : $this->getFullPath();
$domain = $this->config['domain'] ?? '';
$domain = empty($domain) ? '' : $domain . '/';
return $domain . $path;
}
/**
* 验证
* @param array $validate
* @return $this
*/
public function setValidate(array $validate = [])
{
$this->validate = $validate ?: config('upload.rules')[$this->type] ?? [];
return $this;
}
/**
* 根据上传文件的类型来校验文件是否符合配置
* @return void
*/
public function validate()
{
if (empty($this->file))
throw new UploadFileException('UPLOAD_FAIL');
$config['file_ext'] = $this->validate['ext'] ?? [];
$config['file_mime'] = $this->validate['mime'] ?? [];
$config['file_size'] = $this->validate['size'] ?? 0;
$rule = [];
$file_size = $config['file_size'] ?? 0;
if ($file_size > 0) {
$rule[] = 'fileSize:' . $file_size;
}
//验证上传文件类型
$file_mime = $config['file_mime'] ?? [];
$file_ext = $config['file_ext'] ?? [];
if (!empty($file_ext)) {
$rule[] = 'fileExt:' . implode(',', $file_ext);
}
if (!empty($rule)) {
if (!in_array($this->file->getOriginalMime(), $file_mime)) {
throw new UploadFileException('UPLOAD_TYPE_NOT_SUPPORT');
}
validate([$this->name => implode('|', $rule)])->check([$this->name => $this->file]);
}
}
}