Updated guide

helloworld.xml

@@ -1,10 +1,9 @@
-<extension type="component"
-           version="2.5.0"
-           method="upgrade">
+<?xml version="1.0" encoding="utf-8"?>
+<extension type="component" version="3.2.0" method="upgrade">
 
 	<name>Hello World!</name>
 	<!-- The following elements are optional and free of formatting constraints -->
-	<creationDate>November 2009</creationDate>
+	<creationDate>January 2014</creationDate>
 	<author>John Doe</author>
 	<authorEmail>[email protected]</authorEmail>
 	<authorUrl>http://www.example.org</authorUrl>
@@ -15,16 +14,16 @@
 	<!-- The description is optional and defaults to the name -->
 	<description>Description of the Hello World component ...</description>
 
-	<update> <!-- Runs on update; New in 2.5 -->
+	<update> <!-- Runs on update; New since J2.5 -->
 		<schemas>
 			<schemapath type="mysql">sql/updates/mysql</schemapath>
 		</schemas>
 	</update>
 
 	<!-- Site Main File Copy Section -->
 	<!-- Note the folder attribute: This attribute describes the folder
-			to copy FROM in the package to install therefore files copied
-			in this section are copied from /site/ in the package -->
+		to copy FROM in the package to install therefore files copied
+		in this section are copied from /site/ in the package -->
 	<files folder="site">
 		<filename>index.html</filename>
 		<filename>helloworld.php</filename>
@@ -34,11 +33,11 @@
 
 	<administration>
 		<!-- Administration Menu Section -->
-		<menu>Hello World!</menu>
+		<menu link='index.php?option=com_helloworld'>Hello World!</menu>
 		<!-- Administration Main File Copy Section -->
 		<!-- Note the folder attribute: This attribute describes the folder
-				to copy FROM in the package to install therefore files copied
-				in this section are copied from /admin/ in the package -->
+			to copy FROM in the package to install therefore files copied
+			in this section are copied from /admin/ in the package -->
 		<files folder="admin">
 			<!-- Admin Main File Copy Section -->
 			<filename>index.html</filename>

site/controller.php

@@ -1,13 +1,20 @@
 <?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_helloworld
+ *
+ * @copyright   Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
 // No direct access to this file
 defined('_JEXEC') or die('Restricted access');
 
-// import Joomla controller library
-jimport('joomla.application.component.controller');
-
 /**
  * Hello World Component Controller
+ *
+ * @since  0.0.1
  */
 class HelloWorldController extends JControllerLegacy
 {
-}
+}

site/helloworld.php

@@ -1,10 +1,15 @@
 <?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_helloworld
+ *
+ * @copyright   Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
 // No direct access to this file
 defined('_JEXEC') or die('Restricted access');
 
-// import joomla controller library
-jimport('joomla.application.component.controller');
-
 // Get an instance of the controller prefixed by HelloWorld
 $controller = JControllerLegacy::getInstance('HelloWorld');
 
@@ -13,4 +18,4 @@
 $controller->execute($input->getCmd('task'));
 
 // Redirect if set by the controller
-$controller->redirect();
+$controller->redirect();

site/views/helloworld/tmpl/default.php

@@ -1,5 +1,13 @@
 <?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_helloworld
+ *
+ * @copyright   Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
 // No direct access to this file
 defined('_JEXEC') or die('Restricted access');
 ?>
-<h1><?php echo $this->msg; ?></h1>
+<h1><?php echo $this->msg; ?></h1>

site/views/helloworld/tmpl/default.xml

@@ -1,8 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <metadata>
 	<layout title="COM_HELLOWORLD_HELLOWORLD_VIEW_DEFAULT_TITLE">
-		<message>
-			<![CDATA[COM_HELLOWORLD_HELLOWORLD_VIEW_DEFAULT_DESC]]>
-		</message>
+		<message>COM_HELLOWORLD_HELLOWORLD_VIEW_DEFAULT_DESC</message>
 	</layout>
 </metadata>

site/views/helloworld/view.html.php

@@ -1,16 +1,29 @@
 <?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_helloworld
+ *
+ * @copyright   Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
 // No direct access to this file
 defined('_JEXEC') or die('Restricted access');
 
-// import Joomla view library
-jimport('joomla.application.component.view');
-
 /**
  * HTML View class for the HelloWorld Component
+ *
+ * @since  0.0.1
  */
 class HelloWorldViewHelloWorld extends JViewLegacy
 {
-	// Overwriting JView display method
+	/**
+	 * Display the Hello World view
+	 *
+	 * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
+	 *
+	 * @return  void
+	 */
 	function display($tpl = null)
 	{
 		// Assign data to the view
@@ -19,4 +32,4 @@ function display($tpl = null)
 		// Display the view
 		parent::display($tpl);
 	}
-}
+}