*
* @author Roland Haeder <webmaster@ship-simu.org>
* @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2011 Hub Developer Team
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Hub Developer Team
* @license GNU GPL 3.0 or any newer version
* @link http://www.ship-simu.org
*
class BaseRawDataHandler extends BaseHandler {
// Error codes:
// - Socket raw data stream errors
- const SOCKET_ERROR_UNKNOWN = 'unknown_error'; // Unknown error (should not happen)
- const SOCKET_ERROR_TRANSPORT_ENDPOINT = 'transport_endpoint'; // Transport endpoint has closed
- const SOCKET_ERROR_EMPTY_DATA = 'empty_data'; // Other peer has sent nothing
- const SOCKET_ERROR_INVALID_BASE64_MODULO = 'base64_modulo'; // Length is not modulo 4
- const SOCKET_ERROR_INVALID_BASE64_MESSAGE = 'base64_message'; // Raw data is not Base64-encoded
- const SOCKET_ERROR_UNHANDLED = 'unhandled_package'; // Unhandled raw data (not bad)
+ const SOCKET_ERROR_UNKNOWN = 'unknown_error'; // Unknown error (should not happen)
+ const SOCKET_ERROR_TRANSPORT_ENDPOINT = 'transport_endpoint'; // Transport endpoint has closed
+ const SOCKET_ERROR_INVALID_BASE64_MODULO = 'base64_modulo'; // Length is not modulo 4
+ const SOCKET_ERROR_INVALID_BASE64_MESSAGE = 'base64_message'; // Raw data is not Base64-encoded
+ const SOCKET_ERROR_UNHANDLED = 'unhandled_package'; // Unhandled raw data (not bad)
+ const SOCKET_ERROR_CONNECTION_REFUSED = 'connection_refused'; // The name says it: connection refused
+ const SOCKET_ERROR_CONNECTION_TIMED_OUT = 'connection_timed_out'; // The name says it: connection attempt has timed-out
+ const SOCKET_ERROR_OPERATION_IN_PROGRESS = 'operation_in_progress'; // 'Operation now in progress'
+ const SOCKET_ERROR_OPERATION_ALREADY_PROGRESS = 'operation_already_progress'; // 'Operation already in progress'
+ const SOCKET_ERROR_RESOURCE_UNAVAILABLE = 'resource_unavailable'; // 'Resource temporary unavailable'
+ const SOCKET_ERROR_NO_ROUTE_TO_HOST = 'no_route_to_host'; // The name says it: no route to host
+ const SOCKET_CONNECTED = 'connected'; // Nothing errorous happens, socket is connected
// - Package errors
const PACKAGE_ERROR_INVALID_DATA = 'invalid_data'; // Invalid data in package found
const PACKAGE_LEVEL_CHECK_OKAY = 'checked_package'; // Package is fine
// Package data
- const PACKAGE_DECODED_DATA = 'decoded_data';
- const PACKAGE_ERROR_CODE = 'error_code';
+ const PACKAGE_RAW_DATA = 'raw_data';
+ const PACKAGE_ERROR_CODE = 'error_code';
+
+ // Start/end marker
+ const STREAM_START_MARKER = '[[S]]';
+ const STREAM_END_MARKER = '[[E]]';
+
+ /**
+ * Stacker for raw data
+ */
+ const STACKER_NAME_RAW_DATA = 'raw_data';
/**
* Error code from socket
// Set error code to 'unknown'
$this->setErrorCode(self::SOCKET_ERROR_UNKNOWN);
- // Get an input stream instance
- $streamInstance = ObjectFactory::createObjectByConfiguredName('node_raw_data_input_stream_class', array($this));
-
- // Set it in this network-package handler
- $this->setInputStreamInstance($streamInstance);
-
// Init stacker instance for processed raw data
$stackerInstance = ObjectFactory::createObjectByConfiguredName('node_raw_data_stacker_class');
* @return void
*/
protected function initStacker () {
- $this->getStackerInstance()->initStacker('raw_data');
+ $this->getStackerInstance()->initStacker(self::STACKER_NAME_RAW_DATA);
}
/**
- * Adds given decoded data to the raw data stacker
+ * Adds given raw data to the raw data stacker
*
- * @param $decodedData Decoded data from the socket resource
+ * @param $rawData raw data from the socket resource
* @return void
*/
- protected function addDecodedDataToStacker ($decodedData) {
+ protected function addRawDataToStacker ($rawData) {
/*
* Add the deocoded data and error code to the stacker so other classes
* (e.g. NetworkPackage) can "pop" it from the stacker.
*/
- $this->getStackerInstance()->pushNamed('raw_data', array(
- self::PACKAGE_DECODED_DATA => $decodedData,
- self::PACKAGE_ERROR_CODE => $this->getErrorCode()
+ $this->getStackerInstance()->pushNamed(self::STACKER_NAME_RAW_DATA, array(
+ self::PACKAGE_RAW_DATA => $rawData,
+ self::PACKAGE_ERROR_CODE => $this->getErrorCode()
));
}
/**
- * Checks wether the 'recipient' field matches our own address:port
+ * Checks whether raw data is pending for further processing.
+ *
+ * @return $isPending Whether raw data is pending
+ */
+ public function isRawDataPending () {
+ // Does the stacker have some entries (not empty)?
+ $isPending = (!$this->getStackerInstance()->isStackEmpty(self::STACKER_NAME_RAW_DATA));
+
+ // Return it
+ return $isPending;
+ }
+
+ /**
+ * "Getter" for next raw data from the stacker
+ *
+ * @return $rawData Raw data from the stacker
+ */
+ public function getNextRawData () {
+ // "Pop" the raw data from the stacker
+ $rawData = $this->getStackerInstance()->popNamed(self::STACKER_NAME_RAW_DATA);
+
+ // And return it
+ return $rawData;
+ }
+
+ /**
+ * Checks whether the 'recipient' field matches our own address:port
* combination.
*
* @param $packageData Raw package data
- * @return $matches Wether it matches
+ * @return $matches Whether it matches
* @todo This method will be moved to a better place
*/
protected function ifRecipientMatchesOwnAddress (array $packageData) {
// Construct own address first
- $ownAddress = Registry::getRegistry()->getInstance('node')->getAddressPort($this);
+ $ownAddress = Registry::getRegistry()->getInstance('node')->getAddressPort();
// Does it match?
- // @TODO Numeric or alpha-numeric index?
- $matches = ($ownAddress === $packageData[NetworkPackage::INDEX_PACKAGE_RECIPIENT]);
+ $matches = ($ownAddress === $packageData[NetworkPackage::PACKAGE_DATA_RECIPIENT]);
// Return result
return $matches;
* @param $errorCode The error code we shall set
* @return void
*/
- protected final function setErrorCode ($errorCode) {
+ public final function setErrorCode ($errorCode) {
$this->errorCode = $errorCode;
}