if
(
file_exists
(CACHE_PATH .
$file_name
)){
header( 'Pragma:
public
' );
header( 'Expires: 0' );
header( 'Content-Encoding: none' );
header( 'Cache-Control: must-revalidate, post-check=0, pre-check=0' );
header( 'Cache-Control:
public
' );
header( 'Content-Type: application/vnd.ms-excel');
header( 'Content-Description: File Transfer' );
header( 'Content-Disposition: attachment; filename=' .
$file_name
);
header( 'Content-Transfer-Encoding: binary' );
header( 'Content-Length: ' .
filesize
( CACHE_PATH .
$file_name
) );
readfile ( CACHE_PATH .
$file_name
);
}
else
{
$this
->logger->error('export model :'.
$id
.' 错误:未生产文件');
echo
'<script>alert(\'export error, file not exists!\')</script>';
}