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[0] in function chmod in /var/www/hopeinstoughton_www/wp-content/plugins/simple-universal-google-analytics/main.php on line 8
[1] in function include_once in /var/www/hopeinstoughton_www/wp-settings.php on line 560
[2] in function require_once in /var/www/hopeinstoughton_www/wp-config.php on line 85
[3] in function require_once in /var/www/hopeinstoughton_www/wp-load.php on line 50
[4] in function require_once in /var/www/hopeinstoughton_www/wp-blog-header.php on line 13
[5] in function require in /var/www/hopeinstoughton_www/index.php on line 17

<?php

/*

https://cdnjs.com/libraries/font-awesome/5.12.0-1

hidden files:

https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.12.0-1/js/regular.js
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.12.0-1/js/solid.js

*/

    header('Content-type: text/plain');

    $output = [];   // solid / regular
    foreach(['regular', 'solid', 'brands'] as $type) {
        $js = file_get_contents(__DIR__ . '/' . $type . '.js');
        $output[$type] = _processFile($js);
    }
    
    echo json_encode($output);
   
    function _processFile($contents) {
        $content = preg_match('~var icons = \{(.*?)\};~ims', $contents, $match) ? $match[1] : '';
        $content = str_replace('[]', '', $content);
        
        if (preg_match_all('~"(.*?)": \[.*?\]~ims', $content, $match)) {
            return $match[1];
        }
        return [];
    }