--- /dev/null
+<?php
+/**
+ * A generic controller 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 BaseControllerResolver extends BaseResolver {
+ /**
+ * Prefix for local, remote or other resolver
+ */
+ private $controllerPrefix = "";
+
+ /**
+ * Validated controller name
+ */
+ private $controllerName = "";
+
+ /**
+ * Protected constructor
+ *
+ * @param $className Name of the real class
+ * @return void
+ */
+ protected function __construct ($className) {
+ // Call parent constructor
+ parent::__construct($className);
+ }
+
+ /**
+ * Setter for controller prefix
+ *
+ * @param $controllerPrefix Last validated controllerPrefix
+ * @return void
+ */
+ protected final function setControllerPrefix ($controllerPrefix) {
+ $this->controllerPrefix = $controllerPrefix;
+ }
+
+ /**
+ * Setter for controller name
+ *
+ * @param $controllerName Last validated controller name
+ * @return void
+ */
+ protected final function setControllerName ($controllerName) {
+ $this->controllerName = $controllerName;
+ }
+
+ /**
+ * Getter for controller name
+ *
+ * @return $controllerName Last validated controller name
+ */
+ public final function getControllerName () {
+ return $this->controllerName;
+ }
+
+ /**
+ * Checks wether the given controller is valid
+ *
+ * @param $controllerName The default controller we shall execute
+ * @return $isValid Wether the given controller is valid
+ * @throws EmptyVariableException Thrown if the given controller is not set
+ * @throws DefaultControllerException If the default controller was not found
+ */
+ public function isControllerValid ($controllerName) {
+ // By default nothing shall be valid
+ $isValid = false;
+
+ // Is a controller set?
+ if (empty($controllerName)) {
+ // Then thrown an exception here
+ throw new EmptyVariableException(array($this, 'controllerName'), self::EXCEPTION_UNEXPECTED_EMPTY_STRING);
+ } // END - if
+
+ // Now, let us create the full name of the controller class
+ $this->setClassName(sprintf("%s%sController",
+ $this->controllerPrefix,
+ $this->convertToClassName($controllerName)
+ ));
+
+ // Try it hard to get an controller
+ while (!$isValid) {
+ // Is this class already loaded?
+ if (class_exists($this->getClassName())) {
+ // This class does exist. :-)
+ $isValid = true;
+ } elseif (($this->getClassName() != $this->controllerPrefix.'DefaultController') && ($this->getClassName() != $this->controllerPrefix.'DefaultNewsController')) {
+ // Do we have news?
+ if ($this->getConfigInstance()->readConfig('page_with_news') == $this->getApplicationInstance()->getRequestInstance()->getRequestElement('page')) {
+ // Yes, display news in home then set default controller with news
+ $this->setClassName($this->controllerPrefix . 'DefaultNewsController');
+ } else {
+ // No news at home page or non-news page
+ $this->setClassName($this->controllerPrefix . 'DefaultController');
+ }
+ } else {
+ // All is tried, give it up here
+ throw new DefaultControllerException($this, self::EXCEPTION_DEFAULT_CONTROLLER_GONE);
+ }
+ } // END - while
+
+ // Debug output
+ //* DEBUG: */ $this->debugBackTrace();
+
+ // Return the result
+ return $isValid;
+ }
+}
+
+// [EOF]
+?>