friendica/src/Core/Renderer.php

<?php
/**
 * @file src/Core/Renderer.php
 */

namespace Friendica\Core;

use Friendica\BaseObject;
use Friendica\Core\System;
use Friendica\Render\FriendicaSmarty;

/**
 * @brief This class handles Renderer related functions.
 */
class Renderer extends BaseObject
{
    /**
     * @brief This is our template processor
     *
     * @param string|FriendicaSmarty $s The string requiring macro substitution or an instance of FriendicaSmarty
     * @param array $r                  key value pairs (search => replace)
     * 
     * @return string substituted string
    */
    public static function replaceMacros($s, $r)
    {
        $stamp1 = microtime(true);
        $a = self::getApp();

        // pass $baseurl to all templates
        $r['$baseurl'] = System::baseUrl();
        $t = $a->getTemplateEngine();

        try {
            $output = $t->replaceMacros($s, $r);
        } catch (Exception $e) {
            echo "<pre><b>" . __FUNCTION__ . "</b>: " . $e->getMessage() . "</pre>";
            killme();
        }

        $a->saveTimestamp($stamp1, "rendering");

        return $output;
    }

    /**
     * @brief Load a given template $s
     *
     * @param string $s     Template to load.
     * @param string $root  Optional.
     * 
     * @return string template.
     */
    public static function getMarkupTemplate($s, $root = '')
    {
        $stamp1 = microtime(true);
        $a = self::getApp();
        $t = $a->getTemplateEngine();

        try {
            $template = $t->getTemplateFile($s, $root);
        } catch (Exception $e) {
            echo "<pre><b>" . __FUNCTION__ . "</b>: " . $e->getMessage() . "</pre>";
            killme();
        }

        $a->saveTimestamp($stamp1, "file");

        return $template;
    }
}