Themes

namespace theme_yourtheme\output;
use renderer_base;
use pix_icon;
defined('MOODLE_INTERNAL') || die();
class icon_system_fontawesome extends \core\output\icon_system_fontawesome {
 
    public function get_core_icon_map() {
        $iconmap = parent::get_core_icon_map();
        
        $overrides = Array(
            'core:req'                          => 'fa-asterisk text-warning',
            'core:i/section'                    => 'fa-folder-open',
            'theme:hillhead/allcourses'          => 'fa-sitemap',
            'theme:hillhead/starred'             => 'fa-star',
            'theme:hillhead/vleenhancements'     => 'fa-magic',
            'theme:hillhead/role'                => 'fa-key'
        );
        
        $merged = array_merge($iconmap, $overrides);
        
        return $merged;
    }
}

public function get_icon_name_map() {
    if ($this->map === []) {
        $cache = \cache::make('theme_hillhead', 'fontawesomeiconmapping');

        $this->map = $cache->get('mapping');

        if (empty($this->map)) {
            $this->map = $this->get_core_icon_map();
            $callback = 'get_fontawesome_icon_map';

            if ($pluginsfunction = get_plugins_with_function($callback)) {
                foreach ($pluginsfunction as $plugintype => $plugins) {
                    foreach ($plugins as $pluginfunction) {
                        $pluginmap = $pluginfunction();
                        $this->map += $pluginmap;
                    }
                }
            }
            $cache->set('mapping', $this->map);
        }

    }
    return $this->map;
}