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<?php
/**
* Template view manager
*
* @package Duplicator
* @copyright (c) 2021, Snapcreek LLC
*
*/
namespace Duplicator\Core\Views;
use Duplicator\Core\Controllers\ControllersManager;
use Duplicator\Libs\Snap\SnapJson;
use Duplicator\Libs\Snap\SnapWP;
final class TplMng
{
/**
*
* @var [self]
*/
private static $instance = null;
private $mainFolder = '';
private static $stripSpaces = false;
private $globalData = array();
/**
*
* @return self
*/
public static function getInstance()
{
if (is_null(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Class constructor
*/
private function __construct()
{
$this->mainFolder = DUPLICATOR____PATH . '/template/';
}
/**
* If strip spaces is true in render method spaced between tag are removed
*
* @param bool $strip if true strip spaces
*
* @return void
*/
public static function setStripSpaces($strip)
{
self::$stripSpaces = (bool) $strip;
}
/**
* Set template global value in template data
*
* @param string $key global value key
* @param mixed $val value
*
* @return void
*/
public function setGlobalValue($key, $val)
{
$this->globalData[$key] = $val;
}
/**
* Remove global value if exist
*
* @param string $key gloval value key
*
* @return void
*/
public function unsetGlobalValue($key)
{
if (isset($this->globalData[$key])) {
unset($this->globalData[$key]);
}
}
/**
* Multiple global data set
*
* @param array $data data tu set in global data
*
* @return void
*/
public function updateGlobalData($data = array())
{
$this->globalData = array_merge($this->globalData, (array) $data);
}
/**
* Return global data
*
* @return array
*/
public function getGlobalData()
{
return $this->globalData;
}
/**
* Render template
*
* @param string $slugTpl template file is a relative path from root template folder
* @param array $args array key / val where key is the var name in template
* @param bool $echo if false return template in string
*
* @return string
*/
public function render($slugTpl, $args = array(), $echo = true)
{
ob_start();
if (($renderFile = $this->getFileTemplate($slugTpl)) !== false) {
$tplData = apply_filters(self::getDataHook($slugTpl), array_merge($this->globalData, $args));
// controller manager helper
$ctrlMng = ControllersManager::getInstance();
$tplMng = $this;
require($renderFile);
} else {
echo '<p>FILE TPL NOT FOUND: ' . $slugTpl . '</p>';
}
$renderResult = apply_filters(self::getRenderHook($slugTpl), ob_get_clean());
if (self::$stripSpaces) {
$renderResult = preg_replace('~>[\n\s]+<~', '><', $renderResult);
}
if ($echo) {
echo $renderResult;
return '';
} else {
return $renderResult;
}
}
/**
* Render template in json string
*
* @param string $slugTpl template file is a relative path from root template folder
* @param array $args array key / val where key is the var name in template
* @param bool $echo if false return template in string
*
* @return string
*/
public function renderJson($slugTpl, $args = array(), $echo = true)
{
$renderResult = SnapJson::jsonEncode($this->render($slugTpl, $args, false));
if ($echo) {
echo $renderResult;
return '';
} else {
return $renderResult;
}
}
/**
* Get hook unique from template slug
*
* @param string $slugTpl template slug
*
* @return string
*/
public static function tplFileToHookSlug($slugTpl)
{
return str_replace(array('\\', '/', '.'), '_', $slugTpl);
}
/**
* Return data hook from template slug
*
* @param string $slugTpl template slug
*
* @return string
*/
public static function getDataHook($slugTpl)
{
return 'duplicator_template_data_' . self::tplFileToHookSlug($slugTpl);
}
/**
* Return render hook from template slug
*
* @param string $slugTpl template slug
*
* @return string
*/
public static function getRenderHook($slugTpl)
{
return 'duplicator_template_render_' . self::tplFileToHookSlug($slugTpl);
}
/**
* Acctept html of php extensions. if the file have unknown extension automatic add the php extension
*
* @param string $slugTpl template slug
*
* @return boolean|string return false if don\'t find the template file
*/
protected function getFileTemplate($slugTpl)
{
$fullPath = $this->mainFolder . $slugTpl . '.php';
if (file_exists($fullPath)) {
return $fullPath;
} else {
return false;
}
}
}
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