Polylang translates Pagelines strings

<?php
/*
Plugin Name: Polylang translates Pagelines strings
*/

add_action('pagelines_hook_pre', 'pll_pagelines_settings');

function pll_pagelines_settings() {
    if (function_exists('pll_register_string'))
        add_filter('option_pagelines-settings-two', 'translate_pagelines_settings');

    $pll_options = get_option('polylang');
    if (!($GLOBALS['wp_rewrite']->using_permalinks() && $pll_options['force_lang']))
        add_action('wp', 'pll_reload_pl_settings');
}

// reload pagelines settings to translate them when Polylang defers language loading
function pll_reload_pl_settings() {
    $GLOBALS['global_pagelines_settings'] = ( array ) get_option(PAGELINES_SETTINGS);
}

// translates strings in the array $to_translate
function translate_pagelines_settings($values) {
    $to_translate = array(
        'metabar_standard',
        'continue_reading_text'
    );
    foreach ($values as $key=>$value) {
        if (in_array($key, $to_translate)) {
            pll_register_string($key, $value);
            $values[$key] = pll__($value);
        }
    }
    return $values;
}