code: protected function addTemplatesToArchive(ZipWriter $objArchive, $strFolder)
  	{
  		// Strip the templates folder name
  		$strFolder = preg_replace('@^templates/@', '', $strFolder);
  
  		// Re-add the templates folder name
  		if ($strFolder == '')
  		{
  			$strFolder = 'templates';
  		}
  		else
  		{
  			$strFolder = 'templates/' . $strFolder;
  		}
  
  		if (Validator::isInsecurePath($strFolder))
  		{
  			throw new \RuntimeException('Insecure path ' . $strFolder);
  		}
  
  		// Return if the folder does not exist
  		if (!is_dir($this->strRootDir .'/'. $strFolder))
  		{
  			return;
  		}
  
  		// Add all template files to the archive (see #7048)
  		foreach (scan($this->strRootDir .'/'. $strFolder) as $strFile)
  		{
  			if (preg_match('/\.(html5|sql)$/', $strFile) && strncmp($strFile, 'be_', 3) !== 0 && strncmp($strFile, 'nl_', 3) !== 0)
  			{
  				$objArchive->addFile($strFolder .'/'. $strFile);
  			}
  		}
  	}
docs: Add templates to the archive
  
  @param ZipWriter $objArchive
  @param string    $strFolder