]> git.mxchange.org Git - hub.git/blob - application/hub/main/commands/console/class_HubConsoleMainCommand.php
Node now initializes listeners again (but in a filtered way)
[hub.git] / application / hub / main / commands / console / class_HubConsoleMainCommand.php
1 <?php
2 /**
3  * A command for 'main'
4  *
5  * @author              Roland Haeder <webmaster@ship-simu.org>
6  * @version             0.0.0
7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 Core Developer Team
8  * @license             GNU GPL 3.0 or any newer version
9  * @link                http://www.ship-simu.org
10  *
11  * This program is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation, either version 3 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program. If not, see <http://www.gnu.org/licenses/>.
23  */
24 class HubConsoleMainCommand extends BaseCommand implements Commandable {
25         /**
26          * Protected constructor
27          *
28          * @return      void
29          */
30         protected function __construct () {
31                 // Call parent constructor
32                 parent::__construct(__CLASS__);
33         }
34
35         /**
36          * Creates an instance of this class
37          *
38          * @param       $resolverInstance       An instance of a command resolver class
39          * @return      $commandInstance        An instance a prepared command class
40          */
41         public final static function createHubConsoleMainCommand (CommandResolver $resolverInstance) {
42                 // Get new instance
43                 $commandInstance = new HubConsoleMainCommand();
44
45                 // Set the application instance
46                 $commandInstance->setResolverInstance($resolverInstance);
47
48                 // Return the prepared instance
49                 return $commandInstance;
50         }
51
52         /**
53          * Executes the given command with given request and response objects
54          *
55          * @param       $requestInstance        An instance of a class with an Requestable interface
56          * @param       $responseInstance       An instance of a class with an Responseable interface
57          * @return      void
58          * @throws      NullPointerException    When $applicationInstance is null
59          * @throws      InvalidInterfaceException       When $applicationInstance does not implement ManageableApplication
60          * @todo        ~10% done
61          */
62         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
63                 // Get a registry and the application instance from it
64                 $applicationInstance = Registry::getRegistry()->getInstance('app');
65
66                 // Is this a ManageableApplication instance?
67                 if (is_null($applicationInstance)) {
68                         // Something really bad went wrong
69                         throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
70                 } elseif (!$applicationInstance instanceof ManageableApplication) {
71                         // Something went badly wrong
72                         throw new InvalidInterfaceException(array($this, 'ManageableApplication'), self::EXCEPTION_REQUIRED_INTERFACE_MISSING);
73                 } // END - if
74
75                 // ----------------------- Bootstrapping phase ------------------------
76                 // Try to bootstrap the node and pass the request instance to it for
77                 // extra arguments which mostly override config entries or enable special
78                 // features within the hub (none is ready at this development stage)
79                 $this->debugOutput('BOOTSTRAP: Beginning with bootstrap...');
80                 $applicationInstance->getControllerInstance()->executeBootstrapFilters($requestInstance, $responseInstance);
81                 $this->debugOutput('BOOTSTRAP: Bootstrap finished.');
82
83                 // Get node instance
84                 $nodeInstance = Registry::getRegistry()->getInstance('node');
85
86                 // Sanity-check on it
87                 if (is_null($nodeInstance)) {
88                         // Throws a NullPointerException here
89                         throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
90                 } // END - if
91
92                 // -------------------------- Hub activation --------------------------
93                 // Activates the hub by doing some final preparation steps and setting
94                 // the attribute $hubIsActive to true
95                 $nodeInstance->activateHub();
96
97                 // ----------------------------- Main loop ----------------------------
98                 // This is the main loop. Queried calls should come back here very fast
99                 // so the whole application runs on nice speed. This while-loop goes
100                 // until the hub is no longer active.
101                 while ($nodeInstance->isHubActive()) {
102                 } // END - while
103         }
104
105         /**
106          * Adds extra filters to the given controller instance
107          *
108          * @param       $controllerInstance             A controller instance
109          * @param       $requestInstance                An instance of a class with an Requestable interface
110          * @return      void
111          */
112         public function addExtraFilters (Controller $controllerInstance, Requestable $requestInstance) {
113                 // Add pre filters
114                 $controllerInstance->addPreFilter(ObjectFactory::createObjectByConfiguredName('node_initializer_filter'));
115                 $controllerInstance->addPreFilter(ObjectFactory::createObjectByConfiguredName('console_welcome_teaser_filter'));
116
117                 // Add bootstrap filters
118                 $controllerInstance->addBootstrapFilter(ObjectFactory::createObjectByConfiguredName('hub_bootstrap_aquire_hubid_filter'));
119                 $controllerInstance->addBootstrapFilter(ObjectFactory::createObjectByConfiguredName('hub_bootstrap_gen_sessionid_filter'));
120                 $controllerInstance->addBootstrapFilter(ObjectFactory::createObjectByConfiguredName('hub_bootstrap_restore_nodelist_filter'));
121                 $controllerInstance->addBootstrapFilter(ObjectFactory::createObjectByConfiguredName('hub_bootstrap_init_queues_filter'));
122         }
123 }
124
125 // [EOF]
126 ?>