added Hello World demo.

README

@@ -11,6 +11,7 @@ INSTALLATION
 Please make sure the release file is unpacked under a Web-accessible
 directory. You shall see the following files and directories:
 
+      demos/               containing Yii demos
       framework/           containing the Yii framework source files
       requirements/        containing the Yii requirement checker
       CHANGELOG            describing changes in every Yii release

build/build.xml

@@ -39,7 +39,8 @@
     <exclude name="**/*.bak"/>
     <exclude name="**/*~"/>
     <include name="framework/**/*"/>
-    <include name="requirements/*"/>
+    <include name="requirements/**/*"/>
+    <include name="demos/**/*"/>
     <include name="COPYRIGHT"/>
     <include name="CHANGELOG"/>
     <include name="UPGRADE"/>

demos/helloworld/index.php

@@ -0,0 +1,10 @@
+<?php
+
+// remove the following line if running in production mode
+defined('YII_DEBUG') or define('YII_DEBUG',true);
+
+// include Yii bootstrap file
+require_once(dirname(__FILE__).'/../../framework/yii.php');
+
+// create a Web application instance and run
+Yii::createWebApplication()->run();

demos/helloworld/protected/.htaccess

@@ -0,0 +1 @@
+deny from all

demos/helloworld/protected/controllers/SiteController.php

@@ -0,0 +1,15 @@
+<?php
+
+/**
+ * SiteController is the default controller to handle user requests.
+ */
+class SiteController extends CController
+{
+	/**
+	 * Index action is the default action in a controller.
+	 */
+	public function actionIndex()
+	{
+		echo 'Hello World';
+	}
+}