friendica/src/Render/FriendicaSmarty.php

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<?php
/**
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* @copyright Copyright (C) 2010-2023, 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;
use Smarty;
use Friendica\Core\Renderer;
/**
* Friendica extension of the Smarty3 template engine
*/
class FriendicaSmarty extends Smarty
{
const SMARTY3_TEMPLATE_FOLDER = 'templates';
public $filename;
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public function __construct(string $theme, array $theme_info, string $work_dir, bool $use_sub_dirs)
{
parent::__construct();
// setTemplateDir can be set to an array, which Smarty will parse in order.
// The order is thus very important here
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$template_dirs = ['theme' => "view/theme/$theme/" . self::SMARTY3_TEMPLATE_FOLDER . '/'];
if (!empty($theme_info['extends'])) {
$template_dirs = $template_dirs + ['extends' => 'view/theme/' . $theme_info['extends'] . '/' . self::SMARTY3_TEMPLATE_FOLDER . '/'];
}
$template_dirs = $template_dirs + ['base' => 'view/' . self::SMARTY3_TEMPLATE_FOLDER . '/'];
$this->setTemplateDir($template_dirs);
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$work_dir = rtrim($work_dir, '/');
$this->setCompileDir($work_dir . '/compiled');
$this->setConfigDir($work_dir . '/');
$this->setCacheDir($work_dir . '/');
$this->registerPlugin('modifier', 'is_string', function ($value) {
return is_string($value);
});
/*
* Enable sub-directory splitting for reducing directory descriptor
* size. The default behavior is to put all compiled/cached files into
* one single directory. Under Linux and EXT4 (and maybe other FS) this
* will increase the descriptor's size (which contains information
* about entries inside the described directory. If the descriptor is
* getting to big, the system will slow down as it has to read the
* whole directory descriptor all over again (unless you have tons of
* RAM available + have enabled caching inode tables (aka.
* "descriptors"). Still it won't hurt you.
*/
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$this->setUseSubDirs($use_sub_dirs);
$this->left_delimiter = Renderer::getTemplateLeftDelimiter();
$this->right_delimiter = Renderer::getTemplateRightDelimiter();
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$this->escape_html = true;
// Don't report errors so verbosely
$this->error_reporting = E_ALL & ~E_NOTICE;
$this->muteUndefinedOrNullWarnings();
}
}