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   1 <?php
   2 // Own namespace
   3 namespace Hub\Handler\Node\Announcement\Answer;
   4
   5 // Import application-specific stuff
   6 use Hub\Database\Frontend\Node\Dht\NodeDistributedHashTableDatabaseWrapper;
   7 use Hub\Factory\Dht\DhtObjectFactory;
   8 use Hub\Factory\Node\NodeObjectFactory;
   9 use Hub\Network\Receive\Receivable;
  10 use Hub\Node\BaseHubNode;
  11
  12 // Import framework stuff
  13 use CoreFramework\Registry\Registerable;
  14 use CoreFramework\Registry\Registry;
  15
  16 /**
  17  * A AnnouncementAnswerOkay handler
  18  *
  19  * @author              Roland Haeder <webmaster@shipsimu.org>
  20  * @version             0.0.0
  21  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2015 Hub Developer Team
  22  * @license             GNU GPL 3.0 or any newer version
  23  * @link                http://www.shipsimu.org
  24  *
  25  * This program is free software: you can redistribute it and/or modify
  26  * it under the terms of the GNU General Public License as published by
  27  * the Free Software Foundation, either version 3 of the License, or
  28  * (at your option) any later version.
  29  *
  30  * This program is distributed in the hope that it will be useful,
  31  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  32  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  33  * GNU General Public License for more details.
  34  *
  35  * You should have received a copy of the GNU General Public License
  36  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  37  */
  38 class NodeAnnouncementAnswerOkayHandler extends BaseAnserStatusHandler implements HandleableAnswerStatus, Registerable {
  39         /**
  40          * Protected constructor
  41          *
  42          * @return      void
  43          */
  44         protected function __construct () {
  45                 // Call parent constructor
  46                 parent::__construct(__CLASS__);
  47
  48                 // Init array
  49                 $this->searchData = array(
  50                         XmlAnnouncementAnswerTemplateEngine::ANNOUNCEMENT_DATA_SESSION_ID,
  51                         XmlAnnouncementAnswerTemplateEngine::ANNOUNCEMENT_DATA_EXTERNAL_ADDRESS,
  52                 );
  53
  54                 // Set handler name
  55                 $this->setHandlerName('announcement_answer_okay');
  56         }
  57
  58         /**
  59          * Creates an instance of this class
  60          *
  61          * @return      $handlerInstance        An instance of a HandleableMessage class
  62          */
  63         public final static function createNodeAnnouncementAnswerOkayHandler () {
  64                 // Get new instance
  65                 $handlerInstance = new NodeAnnouncementAnswerOkayHandler();
  66
  67                 // Return the prepared instance
  68                 return $handlerInstance;
  69         }
  70
  71         /**
  72          * Handles given message data array
  73          *
  74          * @param       $messageData            An array of message data
  75          * @param       $packageInstance        An instance of a Receivable class
  76          * @return      void
  77          * @todo        Do some more here: Handle karma, et cetera?
  78          */
  79         public function handleAnswerMessageData (array $messageData, Receivable $packageInstance) {
  80                 /*
  81                  * Query DHT and force update (which will throw an exception if the
  82                  * node is not found).
  83                  */
  84                 DhtObjectFactory::createDhtInstance('node')->registerNodeByMessageData($messageData, $this, TRUE);
  85
  86                 // Get handler instance
  87                 $handlerInstance = Registry::getRegistry()->getInstance('task_handler');
  88
  89                 // Generate DHT bootstrap task
  90                 $taskInstance = ObjectFactory::createObjectByConfiguredName('node_dht_late_bootstrap_task_class');
  91
  92                 // Register it as well
  93                 $handlerInstance->registerTask('dht_late_bootstrap', $taskInstance);
  94
  95                 // Get the node instance
  96                 $nodeInstance = NodeObjectFactory::createNodeInstance();
  97
  98                 // Change state
  99                 $nodeInstance->getStateInstance()->nodeAnnouncementSuccessful();
 100
 101                 // Prepare next message
 102                 $this->prepareNextMessage($messageData, $packageInstance);
 103         }
 104
 105         /**
 106          * Initializes configuration data from given message data array
 107          *
 108          * The following array is being handled over:
 109          *
 110          *   my-external-address => 1.2.3.4
 111          *   my-internal-address => 5.6.7.8
 112          *   my-status           => reachable
 113          *   my-node-id          => aaabbbcccdddeeefff123456789
 114          *   my-session-id       => aaabbbcccdddeeefff123456789
 115          *   my-tcp-port         => 9060
 116          *   my-udp-port         => 9060
 117          *   answer-status       => OKAY
 118          *   message_type        => announcement_answer
 119          *
 120          * @param       $messageData    An array with all message data
 121          * @return      void
 122          */
 123         protected function initMessageConfigurationData (array $messageData) {
 124                 // Get node instance
 125                 $nodeInstance = NodeObjectFactory::createNodeInstance();
 126
 127                 // Get an array of all accepted object types
 128                 $objectList = $nodeInstance->getListFromAcceptedObjectTypes();
 129
 130                 // Add missing (temporary) configuration 'accepted_object_types'
 131                 $this->getConfigInstance()->setConfigEntry(NodeDistributedHashTableDatabaseWrapper::DB_COLUMN_ACCEPTED_OBJECTS, implode(BaseHubNode::OBJECT_LIST_SEPARATOR, $objectList));
 132         }
 133
 134         /**
 135          * Removes configuration data with given message data array from global
 136          * configuration. For content of $messageData see method comment above.
 137          *
 138          * @param       $messageData    An array with all message data
 139          * @return      void
 140          */
 141         protected function removeMessageConfigurationData (array $messageData) {
 142                 // Remove temporay configuration
 143                 $this->getConfigInstance()->unsetConfigEntry(NodeDistributedHashTableDatabaseWrapper::DB_COLUMN_ACCEPTED_OBJECTS);
 144         }
 145 }
 146
 147 // [EOF]
 148 ?>