friendica-github/src/Render/TemplateEngine.php
2021-03-29 08:40:20 +02:00

68 lines
2 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Render;
/**
* Interface for template engines
*/
abstract class TemplateEngine
{
/** @var string */
static $name;
/** @var string */
protected $theme;
/** @var array */
protected $theme_info;
/**
* @param string $theme The current theme name
* @param array $theme_info The current theme info array
*/
abstract public function __construct(string $theme, array $theme_info);
/**
* Checks the template engine is correctly installed and configured and reports error messages in the provided
* parameter or displays them directly if it's null.
*
* @param array|null $errors
*/
abstract public function testInstall(array &$errors = null);
/**
* Returns the rendered template output from the template string and variables
*
* @param string $template
* @param array $vars
* @return string
*/
abstract public function replaceMacros(string $template, array $vars);
/**
* Returns the template string from a file path and an optional sub-directory from the project root
*
* @param string $file
* @param string $subDir
* @return mixed
*/
abstract public function getTemplateFile(string $file, string $subDir = '');
}