public function _include($file)
{
if ($file instanceof SandboxedString) {
$file = strval($file);
}
$code = @file_get_contents($file, true);
if ($code === false) {
trigger_error("include('" . $file . "') [function.include]: failed to open stream. No such file or directory", E_USER_WARNING);
return false;
}
if (!in_array($file, $this->_get_included_files())) {
$this->includes[] = $file;
}
return $this->execute($code);
}