MODX Font Awesome Selector TV

FontAwesomeIcon.chunk.tpl

[[+icon_class:replace=`fa-==`]] <i class="[[+icon_class:replace=`fa-==icon-`]] icon icon-large"></i>

FontAwesomeOptions.snippet.php

<?php

$site_url=$modx->config['site_url'];
$subject = file_get_contents($site_url .'path/to/font-awesome.css');
$pattern = '/\.(fa-(?:\w+(?:-)?)+):before\s/';
 
preg_match_all($pattern, $subject, $matches, PREG_SET_ORDER);
 
foreach($matches as $match){
    $iconclass = $match[1]; 
    $iconselect =  $modx->getChunk('FontAwesomeIcon',array('icon_class' => $iconclass)) .'==' . $iconclass;
    $icons= $icons . $iconselect .'||';
}
 
//$icons= '--FontAwesome Icons--||' . $icons;
return ($icons);