friendica_2021-01/include/friendica_smarty.php

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<?php
use Friendica\Render\ITemplateEngine;
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require_once("library/Smarty/libs/Smarty.class.php");
require_once "include/plugin.php";
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define('SMARTY3_TEMPLATE_FOLDER','templates');
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class FriendicaSmarty extends Smarty {
public $filename;
function __construct() {
parent::__construct();
$a = get_app();
$theme = current_theme();
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// setTemplateDir can be set to an array, which Smarty will parse in order.
// The order is thus very important here
$template_dirs = array('theme' => "view/theme/$theme/".SMARTY3_TEMPLATE_FOLDER."/");
if ( x($a->theme_info,"extends") )
$template_dirs = $template_dirs + array('extends' => "view/theme/".$a->theme_info["extends"]."/".SMARTY3_TEMPLATE_FOLDER."/");
$template_dirs = $template_dirs + array('base' => "view/".SMARTY3_TEMPLATE_FOLDER."/");
$this->setTemplateDir($template_dirs);
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$this->setCompileDir('view/smarty3/compiled/');
$this->setConfigDir('view/smarty3/config/');
$this->setCacheDir('view/smarty3/cache/');
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$this->left_delimiter = $a->get_template_ldelim('smarty3');
$this->right_delimiter = $a->get_template_rdelim('smarty3');
// Don't report errors so verbosely
$this->error_reporting = E_ALL & ~E_NOTICE;
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}
function parsed($template = '') {
if ($template) {
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return $this->fetch('string:' . $template);
}
return $this->fetch('file:' . $this->filename);
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}
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}
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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
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$arr = array(
"template"=> basename($s->filename),
"vars" => $r
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);
call_hooks("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();
$template_file = get_template_file($a, SMARTY3_TEMPLATE_FOLDER.'/'.$file, $root);
$template = new FriendicaSmarty();
$template->filename = $template_file;
return $template;
}
}