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   1 <?php
   2 // Own namespace
   3 namespace Org\Shipsimu\Hub\Handler\Node\Announcement\Answer;
   4
   5 // Import application-specific stuff
   6 use Org\Shipsimu\Hub\Database\Frontend\Node\Dht\NodeDistributedHashTableDatabaseFrontend;
   7 use Org\Shipsimu\Hub\Factory\Dht\DhtObjectFactory;
   8 use Org\Shipsimu\Hub\Factory\Node\NodeObjectFactory;
   9 use Org\Shipsimu\Hub\Handler\Message\HandleableMessage;
  10 use Org\Shipsimu\Hub\Network\Message\DeliverableMessage;
  11 use Org\Shipsimu\Hub\Network\Receive\Receivable;
  12 use Org\Shipsimu\Hub\Node\BaseHubNode;
  13 use Org\Shipsimu\Hub\Template\Engine\Xml\Answer\Announcement\XmlAnnouncementAnswerTemplateEngine;
  14
  15 // Import framework stuff
  16 use Org\Mxchange\CoreFramework\Bootstrap\FrameworkBootstrap;
  17 use Org\Mxchange\CoreFramework\Registry\GenericRegistry;
  18 use Org\Mxchange\CoreFramework\Registry\Registerable;
  19
  20 /**
  21  * A AnnouncementAnswerOkay handler
  22  *
  23  * @author              Roland Haeder <webmaster@shipsimu.org>
  24  * @version             0.0.0
  25  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2018 Hub Developer Team
  26  * @license             GNU GPL 3.0 or any newer version
  27  * @link                http://www.shipsimu.org
  28  *
  29  * This program is free software: you can redistribute it and/or modify
  30  * it under the terms of the GNU General Public License as published by
  31  * the Free Software Foundation, either version 3 of the License, or
  32  * (at your option) any later version.
  33  *
  34  * This program is distributed in the hope that it will be useful,
  35  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  36  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  37  * GNU General Public License for more details.
  38  *
  39  * You should have received a copy of the GNU General Public License
  40  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  41  */
  42 class NodeAnnouncementAnswerOkayHandler extends BaseAnswerStatusHandler implements HandleableAnswerStatus, Registerable {
  43         /**
  44          * Protected constructor
  45          *
  46          * @return      void
  47          */
  48         protected function __construct () {
  49                 // Call parent constructor
  50                 parent::__construct(__CLASS__);
  51
  52                 // Init array
  53                 $this->searchData = array(
  54                         XmlAnnouncementAnswerTemplateEngine::ANNOUNCEMENT_DATA_SESSION_ID,
  55                         XmlAnnouncementAnswerTemplateEngine::ANNOUNCEMENT_DATA_EXTERNAL_ADDRESS,
  56                 );
  57
  58                 // Set handler name
  59                 $this->setHandlerName('announcement_answer_okay');
  60         }
  61
  62         /**
  63          * Creates an instance of this class
  64          *
  65          * @return      $handlerInstance        An instance of a HandleableMessage class
  66          */
  67         public final static function createNodeAnnouncementAnswerOkayHandler () {
  68                 // Get new instance
  69                 $handlerInstance = new NodeAnnouncementAnswerOkayHandler();
  70
  71                 // Return the prepared instance
  72                 return $handlerInstance;
  73         }
  74
  75         /**
  76          * Handles given message data array
  77          *
  78          * @param       $messageInstance        An instance of a DeliverableMessage class
  79          * @param       $handlerInstance        An instance of a Receivable class
  80          * @return      void
  81          * @todo        Do some more here: Handle karma, et cetera?
  82          */
  83         public function handleAnswerMessageData (DeliverableMessage $messageInstance, Receivable $handlerInstance) {
  84                 /*
  85                  * Query DHT and force update (which will throw an exception if the
  86                  * node is not found).
  87                  */
  88                 DhtObjectFactory::createDhtInstance('node')->registerNodeByMessageInstance($messageInstance, $this, TRUE);
  89
  90                 // Get handler instance
  91                 $handlerInstance = GenericRegistry::getRegistry()->getInstance('task_handler');
  92
  93                 // Generate DHT bootstrap task
  94                 $taskInstance = ObjectFactory::createObjectByConfiguredName('node_dht_late_bootstrap_task_class');
  95
  96                 // Register it as well
  97                 $handlerInstance->registerTask('dht_late_bootstrap', $taskInstance);
  98
  99                 // Get the node instance
 100                 /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('NODE-MESSAGE-HANDLER: Creating node instance ...');
 101                 $nodeInstance = NodeObjectFactory::createNodeInstance();
 102
 103                 // Change state
 104                 $nodeInstance->getStateInstance()->nodeAnnouncementSuccessful();
 105
 106                 // Prepare next message
 107                 $this->prepareNextMessage($messageInstance, $handlerInstance);
 108         }
 109
 110         /**
 111          * Initializes configuration data from given message data array
 112          *
 113          * The following array is being handled over:
 114          *
 115          *   my-external-address => 1.2.3.4
 116          *   my-internal-address => 5.6.7.8
 117          *   my-status           => reachable
 118          *   my-node-id          => aaabbbcccdddeeefff123456789
 119          *   my-session-id       => aaabbbcccdddeeefff123456789
 120          *   my-tcp-port         => 9060
 121          *   my-udp-port         => 9060
 122          *   answer-status       => OKAY
 123          *   message_type        => announcement_answer
 124          *
 125          * @param       $messageInstance        An instance of a DeliverableMessage class
 126          * @return      void
 127          */
 128         protected function initMessageConfigurationData (DeliverableMessage $messageInstance) {
 129                 // Get node instance
 130                 /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('NODE-MESSAGE-HANDLER: Creating node instance ...');
 131                 $nodeInstance = NodeObjectFactory::createNodeInstance();
 132
 133                 // Get an array of all accepted object types
 134                 $objectList = $nodeInstance->getListFromAcceptedObjectTypes();
 135
 136                 // Add missing (temporary) configuration 'accepted_object_types'
 137                 FrameworkBootstrap::getConfigurationInstance()->setConfigEntry(NodeDistributedHashTableDatabaseFrontend::DB_COLUMN_ACCEPTED_OBJECTS, implode(BaseHubNode::OBJECT_LIST_SEPARATOR, $objectList));
 138         }
 139
 140         /**
 141          * Removes configuration data with given message data array from global
 142          * configuration. For content of $messageInstance see method comment above.
 143          *
 144          * @param       $messageInstance        An instance of a DeliverableMessage class
 145          * @return      void
 146          */
 147         protected function removeMessageConfigurationData (DeliverableMessage $messageInstance) {
 148                 // Remove temporay configuration
 149                 FrameworkBootstrap::getConfigurationInstance()->unsetConfigEntry(NodeDistributedHashTableDatabaseFrontend::DB_COLUMN_ACCEPTED_OBJECTS);
 150         }
 151
 152 }