Renamed/moved classes, added DHT bootstrap (very early):

[hub.git] / application / hub / main / helper / dht / class_DhtBootstrapHelper.php

diff --git a/application/hub/main/helper/dht/class_DhtBootstrapHelper.php b/application/hub/main/helper/dht/class_DhtBootstrapHelper.php
new file mode 100644 (file)
index 0000000..110bf25
--- /dev/null
+++ b/application/hub/main/helper/dht/class_DhtBootstrapHelper.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * A Bootstrap Dht helper class
+ *
+ * @author             Roland Haeder <webmaster@ship-simu.org>
+ * @version            0.0.0
+ * @copyright  Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Core Developer Team
+ * @license            GNU GPL 3.0 or any newer version
+ * @link               http://www.ship-simu.org
+ * @todo               Find an interface for hub helper
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+class DhtBootstrapHelper extends BaseHubSystemHelper implements HelpableDht {
+       /**
+        * Protected constructor
+        *
+        * @return      void
+        */
+       protected function __construct () {
+               // Call parent constructor
+               parent::__construct(__CLASS__);
+
+               // Set recipient type
+               $this->setRecipientType(NetworkPackage::NETWORK_TARGET_DHT);
+       }
+
+       /**
+        * Creates the helper class
+        *
+        * @return      $helperInstance         A prepared instance of this helper
+        */
+       public final static function createDhtBootstrapHelper () {
+               // Get new instance
+               $helperInstance = new DhtBootstrapHelper();
+
+               // Return the prepared instance
+               return $helperInstance;
+       }
+
+       /**
+        * Loads the announcement descriptor for parsing
+        *
+        * @return      void
+        */
+       public function loadDescriptorXml () {
+               // Debug message
+               self::createDebugInstance(__CLASS__)->debugOutput('HELPER: Starting with DHT boostrap ...');
+
+               // Get a XML template instance
+               $templateInstance = XmlTemplateEngineFactory::createXmlTemplateEngineInstance('dht_bootstrap_template_class');
+
+               // Set it for later use
+               $this->setTemplateInstance($templateInstance);
+
+               // Read the XML descriptor
+               $templateInstance->loadXmlTemplate();
+
+               // Render the XML content
+               $templateInstance->renderXmlContent();
+       }
+       }
+
+       /**
+        * Do the helped attempt by delivering a package to ourselfs
+        *
+        * @param       $dhtInstance    An instance of a Distributable class
+        * @return      void
+        */
+       public function sendPackage (Distributable $dhtInstance) {
+               // Sanity check: Is the dht in the approx. state? (init)
+               $dhtInstance->getStateInstance()->validateDhtStateIsInitialized();
+
+               // Compile the template, this inserts the loaded dht data into the gaps.
+               $this->getTemplateInstance()->compileTemplate();
+
+               // Get a singleton network package instance
+               $packageInstance = NetworkPackageFactory::createNetworkPackageInstance();
+
+               // Next, feed the content in. The network package class is a pipe-through class.
+               $packageInstance->enqueueRawDataFromTemplate($this, NetworkPackage::PROTOCOL_TCP);
+       }
+}
+
+// [EOF]
+?>