protected function blackList($html)
{
if (!$this->config['sandbox'] || !static::$black_list) {
return true;
}
if (empty($this->config['black_list_preg'])) {
$this->config['black_list_preg'] = '#[\\W\\s]*' . implode('[\\W\\s]*|[\\W\\s]*', static::$black_list) . '[\\W\\s]*#';
}
// check if the function is in the black list (or not in white list)
if (preg_match($this->config['black_list_preg'], $html, $match)) {
// find the line of the error
$line = 0;
$rows = explode("\n", $this->templateInfo['code']);
while (!strpos($rows[$line], $html) && $line + 1 < count($rows)) {
$line++;
}
// stop the execution of the script
$e = new SyntaxException('Syntax ' . $match[0] . ' not allowed in template: ' . $this->templateInfo['template_filepath'] . ' at line ' . $line);
throw $e->templateFile($this->templateInfo['template_filepath'])->tag($match[0])->templateLine($line);
return false;
}
}
/**
* @param string $variableLabel
*/
public function __construct($variableLabel)
{
$this->variableLabel = $variableLabel;
$message = sprintf($this->template, $variableLabel);
parent::__construct($message);
}