/**
* parse pdu string
* @param \Data $data
* @return array [decded text, text size, self object]
* @throws Exception
*/
public static function parse(Data $data)
{
$alphabet = $data->getPdu()->getDcs()->getTextAlphabet();
$header = NULL;
$length = $data->getPdu()->getUdl() * ($alphabet == PDU\DCS::ALPHABET_UCS2 ? 4 : 2);
if ($data->getPdu()->getType()->getUdhi()) {
PDU::debug("Header::parse()");
$header = Header::parse();
}
$hex = PDU::getPduSubstr($length);
PDU::debug("Data (hex): " . $hex);
switch ($alphabet) {
case PDU\DCS::ALPHABET_DEFAULT:
PDU::debug("Helper::decode7bit()");
$text = PDU\Helper::decode7bit($hex);
break;
case PDU\DCS::ALPHABET_8BIT:
PDU::debug("Helper::decode8bit()");
$text = PDU\Helper::decode8bit($hex);
break;
case PDU\DCS::ALPHABET_UCS2:
PDU::debug("Helper::decode16Bit()");
$text = PDU\Helper::decode16Bit($hex);
break;
default:
throw new Exception("Unknown alpabet");
}
$size = mb_strlen($text, 'UTF-8');
$self = new self($data, $hex, $size, $header ? $header->toArray() : NULL);
$self->_text = $text;
return array($text, $size, $self);
}
public static function initVars(PDU $pdu)
{
// if is the report status
if ($pdu->getType() instanceof Type\Report) {
// parse timestamp
$pdu->setDateTime(SCTS::parse());
// parse discharge
$pdu->setDischarge(SCTS::parse());
// get status
$pdu->setStatus(hexdec(PDU::getPduSubstr(2)));
} else {
// get pid
$pdu->setPid(PDU\PID::parse());
// parse dcs
$pdu->setDcs(DCS::parse());
// if this submit sms
if ($pdu->getType() instanceof Type\Submit) {
// parse vp
$pdu->setVp(VP::parse($pdu));
} else {
// parse scts
$pdu->setScts(SCTS::parse());
}
// get data length
$pdu->setUdl(hexdec(PDU::getPduSubstr(2)));
// parse data
$pdu->setData(Data::parse($pdu));
}
return $pdu;
}
