friendica/src/Render/FriendicaSmartyEngine.php
2018-04-28 18:37:25 -04:00

82 lines
1.9 KiB
PHP

<?php
/**
* @file src/Render/FriendicaSmartyEngine.php
*/
namespace Friendica\Render;
use Friendica\Core\Addon;
/**
* Smarty implementation of the Friendica template engine interface
*
* @author Hypolite Petovan <mrpetovan@gmail.com>
*/
class FriendicaSmartyEngine implements ITemplateEngine
{
static $name = "smarty3";
public function __construct()
{
if (!is_writable('view/smarty3/')) {
echo "<b>ERROR:</b> folder <tt>view/smarty3/</tt> must be writable by webserver.";
killme();
}
}
// ITemplateEngine interface
public function replaceMacros($s, $r)
{
$template = '';
if (gettype($s) === 'string') {
$template = $s;
$s = new FriendicaSmarty();
}
$r['$APP'] = get_app();
// "middleware": inject variables into templates
$arr = [
"template" => basename($s->filename),
"vars" => $r
];
Addon::callHooks("template_vars", $arr);
$r = $arr['vars'];
foreach ($r as $key => $value) {
if ($key[0] === '$') {
$key = substr($key, 1);
}
$s->assign($key, $value);
}
return $s->parsed($template);
}
public function getTemplateFile($file, $root = '')
{
$a = get_app();
$template = new FriendicaSmarty();
// Make sure $root ends with a slash /
if ($root !== '' && substr($root, -1, 1) !== '/') {
$root = $root . '/';
}
$theme = $a->getCurrentTheme();
$filename = $template::SMARTY3_TEMPLATE_FOLDER . '/' . $file;
if (file_exists("{$root}view/theme/$theme/$filename")) {
$template_file = "{$root}view/theme/$theme/$filename";
} elseif (x($a->theme_info, 'extends') && file_exists(sprintf('%sview/theme/%s}/%s', $root, $a->theme_info['extends'], $filename))) {
$template_file = sprintf('%sview/theme/%s}/%s', $root, $a->theme_info['extends'], $filename);
} elseif (file_exists("{$root}/$filename")) {
$template_file = "{$root}/$filename";
} else {
$template_file = "{$root}view/$filename";
}
$template->filename = $template_file;
return $template;
}
}