/* * Run the file through the XSS hacking filter * This helps prevent malicious code from being * embedded within a file. Scripts can easily * be disguised as images or other file types. */ if ($this->xss_clean) { if ($this->do_xss_clean() === FALSE) { $this->set_error('upload_unable_to_write_file'); return FALSE; } }注释掉就可以上传。不知道有什么办法可以不注释上面的代码,又支持 tar tar.bz 等 linux 下常用的压缩格式。