lib/prince.php
public function convert_string_to_passthru($xmlString, &$msgs = array(), &$dats = array())
    {
        $pathAndArgs = $this->getCommandLine();
        $pathAndArgs .= '--structured-log=buffered -';

        return $this->convert_internal_string_to_passthru($pathAndArgs, $xmlString, $msgs, $dats);
    }
public function convert_string_to_passthru($xmlString, &$msgs = array(), &$dats = array())
    {
        $pathAndArgs = $this->getCommandLine();
        $pathAndArgs .= '--structured-log=buffered -';

        return $this->convert_internal_string_to_passthru($pathAndArgs, $xmlString, $msgs, $dats);
    }
Returns true if a PDF file was generated successfully.