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/home/develito/.trash/v5/layouts/joomla/icon/iconclass.php

<?php

/**
 * @package     Joomla.Site
 * @subpackage  Layout
 *
 * @copyright   (C) 2020 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

use Joomla\Utilities\ArrayHelper;

// Convert icomoon to fa
$icon       = $displayData['icon'];

// Get fixed width icon or not
$iconFixed  = $displayData['fixed'] ?? null;

// Set default prefix to be fontawesome
$iconPrefix = $displayData['prefix'] ?? 'icon-';

// Get other classNames if set, like icon-white, text-danger
$iconSuffix = $displayData['suffix'] ?? null;

// Get other attributes besides classNames
$tabindex   = $displayData['tabindex'] ?? null;
$title      = $displayData['title'] ?? null;

// Default output in <span>. ClassNames if set to false
$html       = $displayData['html'] ?? true;

// Replace double set icon-icon-
// @todo: Joomla should be cleaned so this replacement is not needed.
$icon       = str_replace('icon-icon-', 'icon-', $icon);

switch ($icon) {
    case (strpos($icon, 'icon-') !== false):
        $iconPrefix = $displayData['prefix'] ?? null;
        break;

default:
        break;
}

if ($iconFixed) {
    $iconFixed = 'icon-fw';
}

// Just render icon as className
$icon = trim(implode(' ', [$iconPrefix . $icon, $iconFixed, $iconSuffix]));

// Convert icon to html output when HTML !== false
if ($html !== false) {
    $iconAttribs = [
        'class'       => $icon,
        'aria-hidden' => "true"
    ];

if ($tabindex) {
        $iconAttribs['tabindex'] = $tabindex;
    }

if ($title) {
        $iconAttribs['title'] = $title;
    }

$icon = '<span ' . ArrayHelper::toString($iconAttribs) . '></span>';
}

echo $icon;