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|
<?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 {
Minz_Log::record ('File doesn\'t exist : `'
. $this->view_filename . '`',
Minz_Log::NOTICE);
}
}
/**
* 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 {
Minz_Log::record ('File doesn\'t exist : `'
. $fic_partial . '`',
Minz_Log::WARNING);
}
}
/**
* Affiche un élément graphique situé dans APP./views/helpers/
* @param $helper l'élément à afficher
*/
public function renderHelper ($helper) {
$fic_helper = APP_PATH
. '/views/helpers/'
. $helper . '.phtml';
if (file_exists ($fic_helper)) {
include ($fic_helper);
} else {
Minz_Log::record ('File doesn\'t exist : `'
. $fic_helper . '`',
Minz_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) {
$cond = $style['cond'];
if ($cond) {
$styles .= '<!--[if ' . $cond . ']>';
}
$styles .= '<link rel="stylesheet" media="' . $style['media']
. '" href="' . $style['url'] . '" />';
if ($cond) {
$styles .= '<![endif]-->';
}
$styles .= "\n";
}
return $styles;
}
public static function prependStyle ($url, $media = 'all', $cond = false) {
array_unshift (self::$styles, array (
'url' => $url,
'media' => $media,
'cond' => $cond
));
}
public static function appendStyle ($url, $media = 'all', $cond = false) {
self::$styles[] = array (
'url' => $url,
'media' => $media,
'cond' => $cond
);
}
/**
* Gestion des scripts JS
*/
public static function headScript () {
$scripts = '';
foreach (self::$scripts as $script) {
$cond = $script['cond'];
if ($cond) {
$scripts .= '<!--[if ' . $cond . ']>';
}
$scripts .= '<script src="' . $script['url'] . '"';
if ($script['defer']) {
$scripts .= ' defer="defer"';
}
if ($script['async']) {
$scripts .= ' async="async"';
}
$scripts .= '></script>';
if ($cond) {
$scripts .= '<![endif]-->';
}
$scripts .= "\n";
}
return $scripts;
}
public static function prependScript ($url, $cond = false, $defer = true, $async = true) {
array_unshift(self::$scripts, array (
'url' => $url,
'cond' => $cond,
'defer' => $defer,
'async' => $async,
));
}
public static function appendScript ($url, $cond = false, $defer = true, $async = true) {
self::$scripts[] = array (
'url' => $url,
'cond' => $cond,
'defer' => $defer,
'async' => $async,
);
}
/**
* Gestion des paramètres ajoutés à la vue
*/
public static function _param ($key, $value) {
self::$params[$key] = $value;
}
public function attributeParams () {
foreach (View::$params as $key => $value) {
$this->$key = $value;
}
}
}
|
