First commit

lib/View.php

@@ -0,0 +1,188 @@
+<?php
+/** 
+ * MINZ - Copyright 2011 Marien Fressinaud
+ * Sous licence AGPL3 <http://www.gnu.org/licenses/>
+*/
+
+/**
+ * La classe View représente la vue de l'application
+ */
+class View {
+	const VIEWS_PATH_NAME = '/views';
+	const LAYOUT_PATH_NAME = '/layout';
+	const LAYOUT_FILENAME = '/layout.phtml';
+	
+	private $view_filename = '';
+	private $use_layout = false;
+	
+	private static $title = '';
+	private static $styles = array ();
+	private static $scripts = array ();
+	
+	private static $params = array ();
+	
+	/**
+	 * Constructeur
+	 * Détermine si on utilise un layout ou non
+	 */
+	public function __construct () {
+		$this->view_filename = APP_PATH
+		                     . self::VIEWS_PATH_NAME . '/'
+		                     . Request::controllerName () . '/'
+		                     . Request::actionName () . '.phtml';
+		
+		if (file_exists (APP_PATH
+		               . self::LAYOUT_PATH_NAME
+		               . self::LAYOUT_FILENAME)) {
+			$this->use_layout = true;
+		}
+		
+		self::$title = Configuration::title ();
+	}
+	
+	/**
+	 * Construit la vue
+	 */
+	public function build () {
+		if ($this->use_layout) {
+			$this->buildLayout ();
+		} else {
+			$this->render ();
+		}
+	}
+	
+	/**
+	 * Construit le layout
+	 */
+	public function buildLayout () {
+		include (
+			APP_PATH
+			. self::LAYOUT_PATH_NAME
+			. self::LAYOUT_FILENAME
+		);
+	}
+	
+	/**
+	 * Affiche la Vue en elle-même
+	 */
+	public function render () {
+		if (file_exists ($this->view_filename)) {
+			include ($this->view_filename);
+		} else {
+			Log::record ('File doesn\'t exist : `'
+			            . $this->view_filename . '`',
+			            Log::WARNING);
+		}
+	}
+	
+	/**
+	 * Ajoute un élément du layout
+	 * @param $part l'élément partial à ajouter
+	 */
+	public function partial ($part) {
+		$fic_partial = APP_PATH
+		             . self::LAYOUT_PATH_NAME . '/'
+		             . $part . '.phtml';
+		
+		if (file_exists ($fic_partial)) {
+			include ($fic_partial);
+		} else {
+			Log::record ('File doesn\'t exist : `'
+			            . $fic_partial . '`',
+			            Log::WARNING);
+		}
+	}
+	
+	/**
+	 * Permet de choisir si on souhaite utiliser le layout
+	 * @param $use true si on souhaite utiliser le layout, false sinon
+	 */
+	public function _useLayout ($use) {
+		$this->use_layout = $use;
+	}
+	
+	/**
+	 * Gestion du titre
+	 */
+	public static function title () {
+		return self::$title;
+	}
+	public static function headTitle () {
+		return '<title>' . self::$title . '</title>' . "\n";
+	}
+	public static function _title ($title) {
+		self::$title = $title;
+	}
+	public static function prependTitle ($title) {
+		self::$title = $title . self::$title;
+	}
+	public static function appendTitle ($title) {
+		self::$title = self::$title . $title;
+	}
+	
+	/**
+	 * Gestion des feuilles de style
+	 */
+	public static function headStyle () {
+		$styles = '';
+
+		foreach(self::$styles as $style) {
+			$styles .= '<link rel="stylesheet" type="text/css"';
+			$styles .= ' media="' . $style['media'] . '"';
+			$styles .= ' href="' . $style['url'] . '" />' . "\n";
+		}
+
+		return $styles;
+	}
+	public static function prependStyle ($url, $media = 'all') {
+		array_unshift (self::$styles, array (
+			'url' => $url,
+			'media' => $media
+		));
+	}
+	public static function appendStyle ($url, $media = 'all') {
+		self::$styles[] = array (
+			'url' => $url,
+			'media' => $media
+		);
+	}
+	
+	/**
+	 * Gestion des scripts JS
+	 */
+	public static function headScript () {
+		$scripts = '';
+
+		foreach (self::$scripts as $script) {
+			$scripts .= '<script type="text/javascript"';
+			$scripts .= ' src="' . $script['url'] . '">';
+			$scripts .= '</script>' . "\n";
+		}
+
+		return $scripts;
+	}
+	public static function prependScript ($url) {
+		array_unshift(self::$scripts, array (
+			'url' => $url
+		));
+	}
+	public static function appendScript ($url) {
+		self::$scripts[] = array (
+			'url' => $url
+		);
+	}
+	
+	/**
+	 * Gestion des paramètres ajoutés à la vue
+	 */
+	public static function _param ($key, $value) {
+		self::$params[$key] = $value;
+	}
+	public function attributeParams () {
+		foreach (View::$params as $key => $value) {
+			$this->$key = $value;
+		}
+	}
+}
+
+