Access preview settings in php

It seems that the problem was that I was adding the function to ‘init’ and where the preview was not updated. Adding it to wp_enqueue_script solved my issue.

Changed

add_action('init', 'autoCompileLess');

to

add_action('wp_enqueue_scripts', 'autoCompileLess');

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)