Code refactoring, #16

git-svn-id: svn+ssh://code.netmonsters.ru/svn/majestic/branches/evo@114 4cb57b5f-5bbd-dd11-951b-001d605cbbc5

app/Action.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+abstract class Action
+{
+    
+    public function __construct()
+    {
+        $this->extractParams();
+        $this->execute();
+    }
+    
+    protected function extractParams()
+    {
+        $params = FrontController::getInstance()->getRouter()->getRoute()->getParams();
+        if ($params) {
+            foreach ($params as $name => $value) {
+                if (is_string($name)) {
+                    $this->$name = $value;
+                }
+            }
+        }
+    }
+    
+    abstract protected function execute();
+    
+    /**
+     * Redirect
+     * 
+     * @param mixed $url
+     * @param mixed $relative Default to true
+     */
+    protected function redirect($url = null, $relative = true)
+    {
+        $url = ($url) ? $url : Env::getRequestUri();
+        
+        if ($relative) {
+            $url = FrontController::getInstance()->getBaseUrl() . $url;
+        }
+        header('Location: ' . $url);
+        exit();
+    }
+}

app/FrontController.php

@@ -0,0 +1,127 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-24
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class FrontController
+{
+    /**
+     * @var Router
+     */
+    protected $router;
+    
+    /**
+     * @var string
+     */
+    protected $view = 'PHPView';
+    
+    /**
+     * @var string
+     */
+    protected $view_path;
+    
+    protected $base_url = '';
+    
+    /**
+     * @var FrontController
+     */
+    protected static $instance;
+    
+    
+    private function __construct()
+    {
+        $this->router = new Router();
+    }
+    
+    private function __clone(){}
+    
+    /**
+     * @return FrontController
+     */
+    static public function getInstance()
+    {
+        if (! isset(self::$instance)) {
+            self::$instance = new self();
+        }
+        return self::$instance;
+    }
+    
+    /**
+     * @param string $path
+     * @return FrontController
+     */
+    public function setViewPath($path)
+    {
+        $this->view_path = $path;
+        return $this;
+    }
+    
+    /**
+     * @param string $view
+     * @return FrontController
+     */
+    public function setView($view)
+    {
+        $this->view = $view;
+        return $this;
+    }
+    
+    /**
+     * 
+     * @return iView
+     */
+    public function getView($view = null)
+    {
+        $view = ($view) ? $view : $this->view;
+        return new $view($this->view_path);
+    }
+    
+    /**
+     * @param string $url
+     */
+    public function setBaseUrl($url)
+    {
+        $this->base_url = rtrim($url, '/');
+        return $this;
+    }
+    
+    public function getBaseUrl()
+    {
+        return $this->base_url;
+    }
+    
+    /**
+     * @return Router
+     */
+    public function getRouter()
+    {
+        return $this->router;
+    }
+    
+    
+    public function execute()
+    {
+        
+        try {
+            $request = Env::getRequestUri();
+            $route = $this->getRouter()->route($request);
+            if (! $route) {
+                throw new Exception('Route "' . $request . '" not found');
+            }
+            
+            $action_class = $route->getAction();
+            $action = new $action_class();
+            $layout_class = $route->getLayout();
+            $layout = new $layout_class();
+            return $layout->fetch($action);
+        } catch (Exception $e) {
+            throw $e;
+        }
+    }
+}

app/StaticViewAction.php

@@ -0,0 +1,25 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+abstract class StaticViewAction extends ViewAction
+{
+    
+    protected function getTemplate()
+    {
+        $template = ($this->template) ? $this->template : substr(get_class($this), 0, -6/*strlen('Action')*/);
+        return '/static/' . $template;
+    }
+    
+    public function fetch()
+    {
+        return $this->view->fetch($this->getTemplate());
+    }
+}

app/ViewAction.php

@@ -0,0 +1,41 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+abstract class ViewAction extends Action
+{
+    
+    protected $template;
+    
+    /**
+     * @var PHPView
+     */
+    protected $view;
+    
+    public function __construct()
+    {
+        $this->view = FrontController::getInstance()->getView();
+        parent::__construct();
+    }
+    
+    protected function getTemplate()
+    {
+        $class = get_class($this);
+        $template = ($this->template) ? $this->template : substr($class, 0, -6/*strlen('Action')*/);
+        $dir = array_slice(explode('/', Load::getFilePath($class)), -2, 1);
+        return '/actions/' . array_pop($dir) . '/' . $template;
+    }
+    
+    public function fetch()
+    {
+        $this->view->assignObject($this);
+        return $this->view->fetch($this->getTemplate());
+    }
+}

app/router/Route.php

@@ -0,0 +1,72 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class Route
+{
+    
+    protected $route;
+    protected $action;
+    protected $params;
+    protected $layout;
+    
+    public function __construct($route, $action, $params = null, $layout = null)
+    {
+        $this->route  = $route;
+        $this->action = $action;
+        $this->params = $params;
+        $this->layout = $layout;
+    }
+    
+    /**
+     * @param array $request
+     */
+    public function match($request)
+    {
+        $parts = explode('/', $this->route);
+        $cnt   = count($parts);
+        
+        if(count($request) != $cnt) {
+            return false;
+        }
+        
+        for ($i = 0; $i < $cnt; $i++) {
+            if (substr($parts[$i], 0, 1) == ':') {
+                $this->params[substr($parts[$i], 1)] = $request[$i];
+            } elseif (substr($parts[$i], 0, 2) == '(?') {
+                $match = array();
+                if (!preg_match('#^' . $parts[$i] . '$#iu', $request[$i], $match)) {
+                    return false;
+                }
+                $start = strpos($parts[$i], '<') + 1;
+                $key = substr($parts[$i], $start, strpos($parts[$i], '>', $start) - $start);
+                $this->params[$key] = $match[$key];
+            } elseif ($parts[$i] != $request[$i]) {
+                return false;
+            }
+        }
+        return true;
+    }
+    
+    public function getAction()
+    {
+        return $this->action . 'Action';
+    }
+    
+    public function getLayout()
+    {
+        return $this->layout . 'Layout';
+    }
+    
+    public function getParams()
+    {
+        return $this->params;
+    }
+}

app/router/Router.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage app
+ * @since 2010-02-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class Router
+{
+
+    protected $routes = array();
+    
+    protected $route_name;
+    
+    protected $default_layout = 'Default';
+    
+    /**
+     * @var Route
+     */
+    protected $route;
+    
+    public function add($name, $route, $action, $params = null, $layout = null)
+    {
+        if (! $layout) {
+            $layout = $this->default_layout;
+        }
+        $this->routes[$name] = new Route($route, $action, $params, $layout);
+    }
+    
+    public function route($request)
+    {
+        $req = explode('/', trim($request, '/'));
+        
+        foreach ($this->routes as $name => $route) {
+            if ($route->match($req)) {
+                $this->route_name = $route;
+                $this->route = $route;
+                return $this->route;
+            }
+        }
+        return false;
+    }
+    
+    public function setDefaultLayout($layout = 'Default')
+    {
+        $this->default_layout = $layout;
+    }
+    
+    public function getRouteName()
+    {
+        return $this->route_name;
+    }
+    
+    /**
+     * @return Route
+     */
+    public function getRoute()
+    {
+        return $this->route;
+    }
+}