restructure application classes

core/View.inc

@@ -0,0 +1,124 @@
+<?php
+
+	/**
+	 * NRE
+	 *
+	 * @author	coderkun <olli@coderkun.de>
+	 * @copyright	2013 coderkun (http://www.coderkun.de)
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	http://www.coderkun.de/projects/nre
+	 */
+	
+	namespace nre\core;
+	
+	
+	/**
+	 * View.
+	 * 
+	 * Class to encapsulate a template file and to provide rendering methods.
+	 * 
+	 * @author	coderkun <olli@coderkun.de>
+	 */
+	class View
+	{
+		/**
+		 * Template filename
+		 * 
+		 * @var string
+		 */
+		protected $templateFilename;
+		
+		
+		
+		
+		/**
+		 * Load and instantiate the View of an Agent.
+		 * 
+		 * @throws	ViewNotFoundException
+		 * @param	string	$layoutName	Name of Layout in use
+		 * @param	string	$agentName	Name of the Agent
+		 * @param	string	$action		Current Action
+		 * @param	bool	$isToplevel	Agent is a ToplevelAgent
+		 */
+		public static function loadAndFactory($layoutName, $agentName=null, $action=null, $isToplevel=false)
+		{
+			return new View($layoutName, $agentName, $action, $isToplevel);
+		}
+		
+		
+		
+		
+		/**
+		 * Construct a new View.
+		 * 
+		 * @throws	ViewNotFoundException
+		 * @param	string	$layoutName	Name of Layout in use
+		 * @param	string	$agentName	Name of the Agent
+		 * @param	string	$action		Current Action
+		 * @param	bool	$isToplevel	Agent is a ToplevelAgent
+		 */
+		protected function __construct($layoutName, $agentName=null, $action=null, $isToplevel=false)
+		{
+			// Create template filename
+			// LayoutName
+			$fileName = ROOT.DS. \nre\configs\CoreConfig::getClassDir('views').DS. strtolower($layoutName).DS;
+			// AgentName and Action
+			if(strtolower($agentName) != $layoutName || !$isToplevel) {
+				$fileName .= strtolower($agentName).DS.strtolower($action);
+			}
+			else {
+				$fileName .= strtolower($layoutName);
+			}
+			// File extension
+			$fileName .= \nre\configs\CoreConfig::getFileExt('views');
+			
+			
+			// Check template file
+			if(!file_exists($fileName)) {
+				throw new \nre\exceptions\ViewNotFoundException($fileName);
+			}
+			
+			// Save filename
+			$this->templateFilename = $fileName;
+		}
+		
+		
+		
+		
+		/**
+		 * Generate output
+		 * 
+		 * @param	array	$data	Data to have available in the template file
+		 */
+		public function render($data)
+		{
+			// Extract data
+			if(!is_null($data)) {
+				extract($data, EXTR_SKIP);
+			}
+			
+			// Buffer output
+			ob_start();
+			
+			// Include template
+			include($this->templateFilename);
+			
+			
+			// Return buffered output
+			return ob_get_clean();
+		}
+		
+		
+		/**
+		 * Get template filename.
+		 * 
+		 * @return	string	Template filename
+		 */
+		public function getTemplateFilename()
+		{
+			return $this->templateFilename;
+		}
+		
+	}
+
+?>