ulthon_admin/app/common/tools/PathTools.php

<?php

namespace app\common\tools;

use think\facade\App;

class PathTools
{
  /**
   * 系统生成的文件,这些文件应当是可以任意删除的
   *
   * @param string $file_name
   * @return string
   */
  public static function publicBuildPath($file_name)
  {
    $file_path = App::getRootPath() . 'public/build/' . $file_name;

    return self::intiDir($file_path);
  }

  public static function publicBuildSaveName($file_name)
  {
    return '/build/' . $file_name;
  }

  public static function safeBuildPath($save_name)
  {
    $file_path = App::getRootPath() . 'storage/' . $save_name;

    return self::intiDir($file_path);
  }

  public static function tempBuildPath($file_name)
  {
    $runtime_path = App::getRuntimePath() . 'temp/' . $file_name;

    return self::intiDir($runtime_path);
  }

  public static function intiDir($file_path)
  {
    $dir_name = dirname($file_path);

    if (!is_dir($dir_name)) {
      mkdir($dir_name, 0777, true);
    }
    return $file_path;
  }
}