/**
* add GGSN specific parsing methods.
*/
protected function addParsingMethods()
{
$newParsingMethods = array('diagnostics' => function ($data) {
$ret = false;
$diags = $this->ggsnConfig['fields_translate']['diagnostics'];
if (!is_array($data)) {
$diag = intval(implode('.', unpack('C', $data)));
$ret = isset($diags[$diag]) ? $diags[$diag] : false;
} else {
foreach ($diags as $key => $diagnostics) {
if (is_array($diagnostics) && isset($data[$key])) {
$diag = intval(implode('.', unpack('C', $data[$key])));
Billrun_Factory::log()->log($diag . " : " . $diagnostics[$diag], Zend_Log::DEBUG);
$ret = $diagnostics[$diag];
}
}
}
return $ret;
}, 'timezone' => function ($data) {
$smode = unpack('c*', $data);
//$timeSaving=intval( $smode[2] & 0x3 );
//time zone offset is repesented by multiples of 15 minutes.
$quarterOffset = Billrun_Util::bcd_decode($smode[1] & 0xf7);
if (abs($quarterOffset) <= 52) {
//data sanity check less then 13hours offset
$h = str_pad(abs(intval($quarterOffset / 4)), 2, "0", STR_PAD_LEFT);
// calc the offset hours
$m = str_pad(abs($quarterOffset % 4 * 15), 2, "0", STR_PAD_LEFT);
// calc the offset minutes
return (($smode[1] & 0x8) == 0 ? "+" : "-") . "{$h}:{$m}";
}
//Billrun_Factory::log()->log($data. " : ". print_r($smode,1),Zend_Log::DEBUG );
return false;
}, 'ch_ch_selection_mode' => function ($data) {
$smode = intval(implode('.', unpack('C', $data)));
return isset($this->ggsnConfig['fields_translate']['ch_ch_selection_mode'][$smode]) ? $this->ggsnConfig['fields_translate']['ch_ch_selection_mode'][$smode] : false;
}, 'bcd_encode' => function ($fieldData) {
$halfBytes = unpack('C*', $fieldData);
$ret = '';
foreach ($halfBytes as $byte) {
$ret .= Billrun_Util::bcd_decode($byte);
}
return $ret;
}, 'default' => function ($type, $data) {
return is_array($data) ? '' : implode('', unpack($type, $data));
});
$this->parsingMethods = array_merge($this->parsingMethods, $newParsingMethods);
}
