Symfony Profiler

<?php
/**
* This file is part of Oveleon Contao Cookiebar.
*
* @package contao-cookiebar
* @license AGPL-3.0
* @author Daniele Sciannimanica <https://github.com/doishub>
* @copyright Oveleon <https://www.oveleon.de/>
*/
namespace Oveleon\ContaoCookiebar\EventListener;
use Contao\StringUtil;
use Contao\System;
use Oveleon\ContaoCookiebar\Cookiebar;
class FrontendTemplateListener
{
/**
* Output front end template
*
* @param string $buffer
* @param string $template
*
* @return string
*/
public function onOutputFrontendTemplate(string $buffer, string $template): string
{
$arrPageTemplates = System::getContainer()->getParameter('contao_cookiebar.page_templates') ?? ['fe_page'];
if (!in_array($template, $arrPageTemplates) && 0 !== strpos($template, 'fe_page')) {
return $buffer;
}
global $objPage;
$objConfig = Cookiebar::getConfigByPage($objPage->rootId);
if(null === $objConfig)
{
return $buffer;
}
// If a cookie is still set by an older version, it must be deleted
Cookiebar::checkCookie();
// Parse template
$strHtml = Cookiebar::parseCookiebarTemplate($objConfig);
// Load cookie bar scripts
if($objConfig->scriptPosition === 'body')
{
$strHtml .= '<script src="bundles/contaocookiebar/scripts/cookiebar.min.js"></script>';
}
else
{
$GLOBALS['TL_JAVASCRIPT'][] = 'bundles/contaocookiebar/scripts/cookiebar.min.js|static';
}
// Add cookiebar script initialization
$strHtml .= sprintf("<script>var cookiebar = new ContaoCookiebar({configId:%s,pageId:%s,hideOnInit:%s,blocking:%s,focusTrap:%s,version:%s,lifetime:%s,consentLog:%s,token:'%s',doNotTrack:%s,currentPageId:%s,excludedPageIds:%s,cookies:%s,configs:%s,texts:{acceptAndDisplay:'%s'}});</script>",
$objConfig->id,
$objConfig->pageId,
$objConfig->hideOnInit ? 1 : 0,
$objConfig->blocking ? 1 : 0,
System::getContainer()->getParameter('contao_cookiebar.disable_focustrap') ? 0 : 1,
$objConfig->version,
System::getContainer()->getParameter('contao_cookiebar.lifetime'),
System::getContainer()->getParameter('contao_cookiebar.consent_log') ? 1 : 0,
System::getContainer()->getParameter('contao_cookiebar.storage_key'),
System::getContainer()->getParameter('contao_cookiebar.consider_dnt') ? 1 : 0,
$objPage->id,
json_encode(StringUtil::deserialize($objConfig->excludePages)),
json_encode(Cookiebar::validateCookies($objConfig)),
json_encode(Cookiebar::validateGlobalConfigs($objConfig)),
$GLOBALS['TL_LANG']['tl_cookiebar']['acceptAndDisplayLabel']
);
if(null !== $objConfig)
{
switch($objConfig->position)
{
case 'bodyAboveContent':
$buffer = preg_replace("/<body([^>]*)>(.*?)<\/body>/is", "<body$1>$strHtml$2</body>", $buffer);
break;
default:
$buffer = str_replace("</body>", "$strHtml</body>", $buffer);
}
}
return $buffer;
}
/**
* Parse front end template
*
* @param string $buffer
* @param string $template
*
* @return string
*/
public function onParseFrontendTemplate(string $buffer, string $template): string
{
global $objPage;
if (TL_MODE == 'BE' || null === $objPage)
{
return $buffer;
}
$objConfig = Cookiebar::getConfigByPage($objPage->rootId);
if(null === $objConfig)
{
return $buffer;
}
$arrTypes = Cookiebar::getIframeTypes();
$arrCookies = Cookiebar::validateCookies($objConfig);
foreach ($arrTypes as $strType => $arrTemplates)
{
if(in_array($template, $arrTemplates))
{
foreach ($arrCookies as $cookie)
{
if(isset($cookie['iframeType']) && $cookie['iframeType'] === $strType)
{
$strBlockUrl = 'cookiebar/block/'.$objPage->language.'/'.$cookie['id'].'?redirect=';
// Check if the element is delivered with a preview image
if(strpos($buffer, 'id="splashImage') !== false)
{
// Regex: Modify href attribute for splash images
$atagRegex = "/id=\"splashImage_([^>]*)href=\"([^>]*)\"/is";
// Get current href attribute
preg_match($atagRegex, $buffer, $matches);
// Overwrite href attribute
$buffer = preg_replace($atagRegex, 'id="splashImage_$1href="'.$strBlockUrl.urlencode($matches[2]).'"', $buffer);
$buffer = str_replace('iframe.src', 'iframe.setAttribute("data-ccb-id", "'.$cookie['id'].'"); iframe.src', $buffer);
}
else
{
// Regex: Modify src attribute for iframes
$frameRegex = "/<iframe([\s\S]*?)src=([\\\\\"\']+)(.*?)[\\\\\"\']+/i";
// Get current src attribute
preg_match_all($frameRegex, $buffer, $matches);
for ($i=0; $i < count($matches[0]); $i++)
{
$quote = $matches[2][$i];
$search = 'src=' . $quote;
$replace = 'data-ccb-id=' . $quote . $cookie['id'] . $quote . ' src='. $quote . $strBlockUrl . urlencode($matches[3][$i]) . $quote . ' data-src=' . $quote;
$iframe = str_replace($search, $replace, $matches[0][$i]);
$buffer = str_replace($matches[0][$i], $iframe, $buffer);
}
}
}
}
break;
}
}
return $buffer;
}
}

vendor/oveleon/contao-cookiebar/src/EventListener/FrontendTemplateListener.php line 102