future2021.php

<?php
namespace Grav\Theme;

use Grav\Common\Grav;
use Grav\Common\Theme;

/**
 * Future2021 Theme
 *
 * Class Future2021
 *
 * @category Extensions
 * @package  Grav\Theme
 * @author   Pedro Moreno <https://github.com/pmoreno-rodriguez>
 * @license  http://www.opensource.org/licenses/mit-license.html MIT License
 * @link     https://github.com/pmoreno-rodriguez/grav-theme-future2021
 */


class Future2021 extends Theme
{
    public function onTwigSiteVariables ()
    {
        $themeConfig = $this->config->get('themes.future2021');

        // Add custom.css and custom.js assets if they exists

        if (isset($themeConfig['custom_css']) && $themeConfig['custom_css'] && file_exists(__DIR__ . '/assets/css/custom.css')) {
            $this->grav['assets']->addCss('theme://assets/css/custom.css', ['priority' => 5]);
        }

        if (isset($themeConfig['custom_js']) && $themeConfig['custom_js'] && file_exists(__DIR__ . '/assets/js/custom.js')) {
            $this->grav['assets']->addJs('theme://assets/js/custom.js', ['group' => 'bottom', 'priority' => 15]);
        }
    }

    public function onShortcodeHandlers()
    {
        $this->grav['shortcode']->registerAllShortcodes(__DIR__ . '/shortcodes');
    }

    // Add images to twig template paths to allow inclusion of SVG files
    public function onTwigLoader()
    {
        $theme_paths = Grav::instance()['locator']->findResources('theme://images');
        foreach($theme_paths as $images_path) {
            $this->grav['twig']->addPath($images_path, 'images');
        }
    }
}