Blocksy Posts Shortcode Add Years arg

blc-posts-shortcode-add-years-arg.php

<?php
add_filter('blocksy:general:shortcodes:blocksy-posts:args', function ($query_args, $shortcode_args) {
    if (isset($shortcode_args['years'])) {
        $years = array_map('intval', explode(',', $shortcode_args['years']));
        $query_args['date_query'] = array(
            'relation' => 'OR',
            array_map(function ($year) {
                return array('year' => $year);
            }, $years)
        );
    }
    return $query_args;
}, 10, 2);