Learning MVC part 1

http://atornblad.se/reinventing-php-mvc-framework-part-1/

Routing.php

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+<?php
+
+class Routing {
+    public $controllerClassName;
+    public $methodName;
+    public $parameter;
+
+    /**
+     * Processes a URL for MVC routing
+     * 
+     * Parses a URL into a controller part, a view part, and a parameter part.
+     * All parts are optional. The controller and view parts have the default
+     * values of Home and Index.
+     * 
+     * @param string $url The path part of a URL - after the initial /
+     * @return object
+     */
+    public function handle($url) {
+        $parts = explode('/', $url);
+
+        $controllerName = @$parts[0];
+        $methodName = @$parts[1];
+        $parameter = @$parts[2];
+
+        if (!$controllerName) $controllerName = 'Home';
+        if (!$methodName) $methodName = 'Index';
+
+        return (object) [
+            'controllerClassName' => $controllerName . 'Controller',
+            'methodName' => $methodName,
+            'parameter' => $parameter
+        ];
+    }
+}
+
+?>

RoutingTests.php

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+<?php
+
+class RoutingTests {
+    /**
+     * @test
+     */
+    public function CheckAllDefaults() {
+        // Arrange
+        $routing = new Routing();
+
+        // Act
+        $route = $routing->handle('');
+
+        // Assert
+        The($route->controllerClassName)->shouldEqual('HomeController');
+        The($route->methodName)->shouldEqual('Index');
+        The($route->parameter)->shouldNotBeSet();
+    }
+
+    /**
+     * @test
+     */
+    public function CheckDefaultMethodNameAndParameter() {
+        // Arrange
+        $routing = new Routing();
+
+        // Act
+        $route = $routing->handle('Articles');
+
+        // Assert
+        The($route->controllerClassName)->shouldEqual('ArticlesController');
+        The($route->methodName)->shouldEqual('Index');
+        The($route->parameter)->shouldNotBeSet();
+    }
+
+    /**
+     * @test
+     */
+    public function CheckDefaultParameter() {
+        // Arrange
+        $routing = new Routing();
+
+        // Act
+        $route = $routing->handle('Categories/List');
+
+        // Assert
+        The($route->controllerClassName)->shouldEqual('CategoriesController');
+        The($route->methodName)->shouldEqual('List');
+        The($route->parameter)->shouldNotBeSet();
+    }
+
+    /**
+     * @test
+     */
+    public function CheckNoDefaults() {
+        // Arrange
+        $routing = new Routing();
+
+        // Act
+        $route = $routing->handle('Products/Item/123x');
+
+        // Assert
+        The($route->controllerClassName)->shouldEqual('ProductsController');
+        The($route->methodName)->shouldEqual('Item');
+        The($route->parameter)->shouldEqual('123x');
+    }
+}
+
+?>

mvc.komodoproject

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+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Komodo Project File - DO NOT EDIT -->
+<project id="6859751f-864b-4e0e-9c36-697664ad1b5e" kpf_version="5" name="mvc.komodoproject">
+<preference-set idref="6859751f-864b-4e0e-9c36-697664ad1b5e" id="project" preftype="project">
+  <long id="prefs_version">1</long>
+</preference-set>
+</project>