inc/main/classes/resolver/command/html/class_HtmlCommandResolver.php

   1 <?php
   2 /**
   3  * A command resolver for local (non-hubbed) HTML commands
   4  *
   5  * @author              Roland Haeder <webmaster@shipsimu.org>
   6  * @version             0.0.0
   7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2015 Core Developer Team
   8  * @license             GNU GPL 3.0 or any newer version
   9  * @link                http://www.shipsimu.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 HtmlCommandResolver extends BaseCommandResolver implements CommandResolver {
  25         /**
  26          * Last successfull resolved command
  27          */
  28         private $lastCommandInstance = NULL;
  29
  30         /**
  31          * Protected constructor
  32          *
  33          * @return      void
  34          */
  35         protected function __construct () {
  36                 // Call parent constructor
  37                 parent::__construct(__CLASS__);
  38
  39                 // Set prefix to "html"
  40                 $this->setClassPrefix('html');
  41         }
  42
  43         /**
  44          * Creates an instance of a Html command resolver with a given default command
  45          *
  46          * @param       $commandName                            The default command we shall execute
  47          * @param       $applicationInstance            An instance of a manageable application helper class
  48          * @return      $resolverInstance                       The prepared command resolver instance
  49          * @throws      EmptyVariableException          Thrown if default command is not set
  50          * @throws      InvalidCommandException         Thrown if default command is invalid
  51          */
  52         public static final function createHtmlCommandResolver ($commandName, ManageableApplication $applicationInstance) {
  53                 // Create the new instance
  54                 $resolverInstance = new HtmlCommandResolver();
  55
  56                 // Is the variable $commandName set and the command is valid?
  57                 if (empty($commandName)) {
  58                         // Then thrown an exception here
  59                         throw new EmptyVariableException(array($resolverInstance, 'commandName'), self::EXCEPTION_UNEXPECTED_EMPTY_STRING);
  60                 } elseif ($resolverInstance->isCommandValid($commandName) === FALSE) {
  61                         // Invalid command found
  62                         throw new InvalidCommandException(array($resolverInstance, $commandName), self::EXCEPTION_INVALID_COMMAND);
  63                 }
  64
  65                 // Set the application instance
  66                 $resolverInstance->setApplicationInstance($applicationInstance);
  67
  68                 // Return the prepared instance
  69                 return $resolverInstance;
  70         }
  71 }
  72
  73 // [EOF]
  74 ?>