--- /dev/null
+<?php
+/**
+ * A generic resolver class
+ *
+ * @author Roland Haeder <webmaster@ship-simu.org>
+ * @version 0.0.0
+ * @copyright Copyright(c) 2007, 2008 Roland Haeder, this is free software
+ * @license GNU GPL 3.0 or any newer version
+ * @link http://www.ship-simu.org
+ *
+ * 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 BaseResolver extends BaseFrameworkSystem {
+ /**
+ * Validated command name
+ */
+ private $commandName = "";
+
+ /**
+ * Prefix for local, remote or other resolver
+ */
+ private $commandPrefix = "";
+
+ /**
+ * Private constructor
+ *
+ * @return void
+ */
+ protected function __construct ($class) {
+ // Call parent constructor
+ parent::__construct($class);
+
+ // Clean up a little
+ $this->removeSystemArray();
+ }
+
+ /**
+ * Setter for command name
+ *
+ * @param $commandName Last validated command name
+ * @return void
+ */
+ protected final function setCommandName ($commandName) {
+ $this->commandName = $commandName;
+ }
+
+ /**
+ * Getter for command name
+ *
+ * @return $commandName Last validated command name
+ */
+ protected final function getCommandName () {
+ return $this->commandName;
+ }
+
+ /**
+ * Setter for command prefix
+ *
+ * @param $commandPrefix Last validated commandPrefix
+ * @return void
+ */
+ protected final function setCommandPrefix ($commandPrefix) {
+ $this->commandPrefix = $commandPrefix;
+ }
+
+ /**
+ * Checks wether the given command is valid
+ *
+ * @param $commandName The default command we shall execute
+ * @return $isValid Wether the given command is valid
+ * @throws EmptyVariableException Thrown if the given command is not set
+ */
+ public function isCommandValid ($commandName) {
+ // By default nothing shall be valid
+ $isValid = false;
+
+ // Is a command set?
+ if (empty($commandName)) {
+ // Then thrown an exception here
+ throw new EmptyVariableException(array($this, 'commandName'), self::EXCEPTION_UNEXPECTED_EMPTY_STRING);
+ }
+
+ // Now, let us create the full name of the command class
+ $class = sprintf("%s%sCommand",
+ $this->commandPrefix,
+ ucfirst(strtolower($commandName))
+ );
+
+ // Is this class already loaded?
+ if (class_exists($class)) {
+ // This class does exist. :-)
+ $isValid = true;
+ }
+
+ // Set command name
+ $this->setCommandName($commandName);
+
+ // Return the result
+ return $isValid;
+ }
+}
+
+// [EOF]
+?>