<?php

/**
 * This file is part of DeltaCMS.
 * For full copyright and license information, please see the LICENSE
 * file that was distributed with this source code.
 * @author Sylvain Lelièvre <lelievresylvain@free.fr>
 * @copyright Copyright (C) 2021-2022, Sylvain Lelièvre
 * @license GNU General Public License, version 3
 * @link https://deltacms.fr/
 *
 * Delta was created from version 11.2.00.24 of ZwiiCMS
 * @author Rémi Jean <remi.jean@outlook.com>
 * @copyright Copyright (C) 2008-2018, Rémi Jean
 * @author Frédéric Tempez <frederic.tempez@outlook.com>
 * @copyright Copyright (C) 2018-2021, Frédéric Tempez
 */

class news extends common {

	const VERSION = '4.3';
	const REALNAME = 'News';
	const DELETE = true;
	const UPDATE = '0.0';
	const DATADIRECTORY =  self::DATA_DIR . 'news/';

	public static $actions = [
		'add' => self::GROUP_MODERATOR,
		'config' => self::GROUP_MODERATOR,
		'delete' => self::GROUP_MODERATOR,
		'edit' => self::GROUP_MODERATOR,
		'index' => self::GROUP_VISITOR,
		'rss' => self::GROUP_VISITOR
	];

	public static $news = [];

	public static $comments = [];

	public static $pages;

	public static $users = [];

	// Nombre d'objets par page
	public static $itemsList = [
		4 => '4 articles',
		8 => '8 articles',
		12 => '12 articles',
		16 => '16 articles',
		22 => '22 articles'
	];

	public static $nbrCol = 1;

	// Signature de l'article
	public static $articleSignature = '';


	/**
	 * Flux RSS
	 */
	public function rss() {
		// Inclure les classes
		include_once 'module/news/vendor/FeedWriter/Item.php';
		include_once 'module/news/vendor/FeedWriter/Feed.php';
		include_once 'module/news/vendor/FeedWriter/RSS2.php';
		include_once 'module/news/vendor/FeedWriter/InvalidOperationException.php';

		date_default_timezone_set('UTC');

		$feeds = new \FeedWriter\RSS2();

		// En-tête
		$feeds->setTitle($this->getData (['page', $this->getUrl(0),'title']));
		$feeds->setLink(helper::baseUrl() . $this->getUrl(0));
		$feeds->setDescription($this->getData (['page', $this->getUrl(0), 'metaDescription']));
		$feeds->setChannelElement('language', 'fr-FR');
		$feeds->setDate(date('r',time()));
		$feeds->addGenerator();
		// Corps des articles
		$newsIdsPublishedOns = helper::arrayCollumn($this->getData(['module', $this->getUrl(0), 'posts']), 'publishedOn', 'SORT_DESC');
		$newsIdsStates = helper::arrayCollumn($this->getData(['module', $this->getUrl(0), 'posts']), 'state', 'SORT_DESC');
		foreach($newsIdsPublishedOns as $newsId => $newsPublishedOn) {
			if($newsPublishedOn <= time() AND $newsIdsStates[$newsId]) {
				$newsArticle = $feeds->createNewItem();
				$author = $this->signature($this->getData(['module', $this->getUrl(0),  'posts', $newsId, 'userId']));
				$newsArticle->addElementArray([
					'title' 		=> $this->getData(['module', $this->getUrl(0),'posts', $newsId, 'title']),
					'link' 			=> helper::baseUrl() . $this->getUrl(0) . '/' . $newsId . '#' . $newsId,
					'description' 	=> $this->getData(['module', $this->getUrl(0),'posts', $newsId, 'content'])
				]);
				$newsArticle->setAuthor($author,'no@mail.com');
				$newsArticle->setId(helper::baseUrl() .$this->getUrl(0) . '/' . $newsId . '#' . $newsId);
				$newsArticle->setDate(date('r', $this->getData(['module', $this->getUrl(0), 'posts', $newsId, 'publishedOn'])));
				$feeds->addItem($newsArticle);
			}
		}

		// Valeurs en sortie
		$this->addOutput([
			'display' => self::DISPLAY_RSS,
			'content' => $feeds->generateFeed(),
			'view' => 'rss'
		]);
	}

	/**
	 * Ajout d'un article
	 */
	public function add() {
		// Lexique
		include('./module/news/lang/'. $this->getData(['config', 'i18n', 'langAdmin']) . '/lex_news.php');
		// Soumission du formulaire
		if($this->isPost()) {
			// Crée la news
			$newsId = helper::increment($this->getInput('newsAddTitle', helper::FILTER_ID), (array) $this->getData(['module', $this->getUrl(0), 'posts']));
			$publishedOn = $this->getInput('newsAddPublishedOn', helper::FILTER_DATETIME, true);
			$publishedOff = $this->getInput('newsAddPublishedOff' ) ? $this->getInput('newsAddPublishedOff', helper::FILTER_DATETIME) : '';
			$this->setData(['module', $this->getUrl(0),'posts', $newsId, [
				'content' => $this->getInput('newsAddContent', null),
				'publishedOn' => $publishedOn,
				'publishedOff' => $publishedOff,
				'state' => $this->getInput('newsAddState', helper::FILTER_BOOLEAN),
				'title' => $this->getInput('newsAddTitle', helper::FILTER_STRING_SHORT, true),
				'userId' => $this->getInput('newsAddUserId', helper::FILTER_ID, true)
			]]);
			// Valeurs en sortie
			$this->addOutput([
				'redirect' => helper::baseUrl() . $this->getUrl(0) . '/config',
				'notification' => $text['news']['add'][0],
				'state' => true
			]);
		}
		// Liste des utilisateurs
		self::$users = helper::arrayCollumn($this->getData(['user']), 'firstname');
		ksort(self::$users);
		foreach(self::$users as $userId => &$userFirstname) {
			$userFirstname = $userFirstname . ' ' . $this->getData(['user', $userId, 'lastname']);
		}
		unset($userFirstname);
		// Valeurs en sortie
		$this->addOutput([
			'title' => $text['news']['add'][1],
			'vendor' => [
				'flatpickr'
			],
			'view' => 'add'
		]);
	}

	/**
	 * Configuration
	 */
	public function config() {
		// Lexique
		include('./module/news/lang/'. $this->getData(['config', 'i18n', 'langAdmin']) . '/lex_news.php');
		// Mise à jour des données de module
		$this->update();

		// Soumission du formulaire
		if($this->isPost()) {

			// Générer la feuille de CSS
			$style =  '.newsFrame {';
			$style .= 'border: solid ' . $this->getInput('newsThemeBorderColor')  . ' ' . $this->getInput('newsThemeBorderWidth',helper::FILTER_STRING_SHORT) . ';';
			$style .= 'border-radius:' . $this->getInput('newsBorderRadius',helper::FILTER_STRING_SHORT).';';
			$style .= 'box-shadow:' . $this->getInput('newsBorderShadows',helper::FILTER_STRING_SHORT).';';
			$style .= 'background-color:' . $this->getInput('newsThemeBackgroundColor') . ';';
			$style .= '}';
			
			// Dossier de l'instance
			if (!is_dir(self::DATADIRECTORY . $this->getUrl(0))) {
				mkdir (self::DATADIRECTORY . $this->getUrl(0) . '/theme.css', 0755, true);
			}

			$success = file_put_contents(self::DATADIRECTORY . $this->getUrl(0) . '/theme.css', $style );

			// Fin feuille de style

			$this->setData(['module', $this->getUrl(0), 'theme',[
				'style'       => $success ? self::DATADIRECTORY . $this->getUrl(0) . '/theme.css' : '',
				'borderColor' => $this->getInput('newsThemeBorderColor'),
				'borderWidth'	  => $this->getInput('newsThemeBorderWidth',helper::FILTER_STRING_SHORT),
				'backgroundColor' => $this->getInput('newsThemeBackgroundColor'),
				'borderRadius' => $this->getInput('newsBorderRadius',helper::FILTER_STRING_SHORT),
				'borderShadows' => $this->getInput('newsBorderShadows',helper::FILTER_STRING_SHORT)
			]]);

			$this->setData(['module', $this->getUrl(0), 'config',[
				'feeds' 	 => $this->getInput('newsConfigShowFeeds',helper::FILTER_BOOLEAN),
				'feedsLabel' => $this->getInput('newsConfigFeedslabel',helper::FILTER_STRING_SHORT),
				'itemsperPage' => $this->getInput('newsConfigItemsperPage', helper::FILTER_INT,true),
				'itemsperCol' => $this->getInput('newsConfigItemsperCol', helper::FILTER_INT,true),
				'height' => $this->getInput('newsConfigHeight', helper::FILTER_INT,true),
				'versionData' => $this->getData(['module', $this->getUrl(0), 'config', 'versionData']),
				'hiddeTitle' => $this->getInput('newsThemeTitle',helper::FILTER_BOOLEAN),
				'sameHeight' => $this->getInput('newsThemeSameHeight',helper::FILTER_BOOLEAN),
				'noMargin' => $this->getInput('newsThemeNoMargin',helper::FILTER_BOOLEAN)
			]]);


			// Valeurs en sortie
			$this->addOutput([
				'redirect' => helper::baseUrl() . $this->getUrl(0) . '/config',
				'notification' => $text['news']['config'][0],
				'state' => true
			]);
		} else {
			// Ids des news par ordre de publication
			$newsIds = array_keys(helper::arrayCollumn($this->getData(['module', $this->getUrl(0), 'posts']), 'publishedOn', 'SORT_DESC'));
			// Pagination
			$pagination = helper::pagination($newsIds, $this->getUrl(),$this->getData(['module', $this->getUrl(0), 'config', 'itemsperPage']) );
			// Liste des pages
			self::$pages = $pagination['pages'];
			// News en fonction de la pagination
			// Pour les dates suivant la langue d'administration
			if( function_exists('datefmt_create') && function_exists('datefmt_create') && extension_loaded('intl') ){
				$lang = $text['news']['config'][4]; 
				$zone = $text['news']['config'][5];
				$fmt = datefmt_create(
					$lang,
					IntlDateFormatter::LONG,
					IntlDateFormatter::SHORT,
					$zone,
					IntlDateFormatter::GREGORIAN
				);
			}
			for($i = $pagination['first']; $i < $pagination['last']; $i++) {
				// Met en forme le tableau
				if( function_exists('datefmt_create') && function_exists('datefmt_create') && extension_loaded('intl') ){
					$dateOn = datefmt_format($fmt, strtotime( date('Y/m/d H:i:s',$this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn']))));
				} else {
					$dateOn = mb_detect_encoding(date('d/m/Y',  $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn'])), 'UTF-8', true)
							? date('d/m/Y', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn']))
							: utf8_encode(date('d/m/Y', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn'])));
					$dateOn .= $text['news']['config'][3];
					$dateOn .= mb_detect_encoding(date('H:i',  $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn'])), 'UTF-8', true)
							? date('H:i', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn']))
							: utf8_encode(date('H:i', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOn'])));
				}
				if ($this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff'])) {
					if( function_exists('datefmt_create') && function_exists('datefmt_create') && extension_loaded('intl') ){
						$dateOff = datefmt_format($fmt, strtotime( date('Y/m/d H:i:s',$this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff']))));
					} else {
						$dateOff = mb_detect_encoding(date('d/m/Y',  $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff'])), 'UTF-8', true)
							? date('d/m/Y', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff']))
							: utf8_encode(date('d/m/Y', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff'])));
						$dateOff .=	$text['news']['config'][3];
						$dateOff .= mb_detect_encoding(date('H:i',  $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff'])), 'UTF-8', true)
							? date('H:i', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff']))
							: utf8_encode(date('H:i', $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'publishedOff'])));						
					}
				} else {
					$dateOff = $text['news']['config'][1];
				}
				self::$news[] = [
					$this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'title']),
					$dateOn,
					$dateOff,
					$states[$this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i], 'state'])],
					template::button('newsConfigEdit' . $newsIds[$i], [
						'href' => helper::baseUrl() . $this->getUrl(0) . '/edit/' . $newsIds[$i]. '/' . $_SESSION['csrf'],
						'value' => template::ico('pencil')
					]),
					template::button('newsConfigDelete' . $newsIds[$i], [
						'class' => 'newsConfigDelete buttonRed',
						'href' => helper::baseUrl() . $this->getUrl(0) . '/delete/' . $newsIds[$i] . '/' . $_SESSION['csrf'],
						'value' => template::ico('cancel')
					])
				];
			}
			// Valeurs en sortie
			$this->addOutput([
				'title' => $text['news']['config'][2],
				'view' => 'config',
				'vendor' => [
					'tinycolorpicker'
				]
			]);
		}
	}

	/**
	 * Suppression
	 */
	public function delete() {
		// Lexique
		include('./module/news/lang/'. $this->getData(['config', 'i18n', 'langAdmin']) . '/lex_news.php');		
		// La news n'existe pas
		if($this->getData(['module', $this->getUrl(0),'posts', $this->getUrl(2)]) === null) {
			// Valeurs en sortie
			$this->addOutput([
				'access' => false
			]);
		}
		// Jeton incorrect
		elseif ($this->getUrl(3) !== $_SESSION['csrf']) {
			// Valeurs en sortie
			$this->addOutput([
				'redirect' => helper::baseUrl()  . $this->getUrl(0) . '/config',
				'notification' => $text['news']['delete'][0]
			]);
		}
		// Suppression
		else {
			$this->deleteData(['module', $this->getUrl(0),'posts', $this->getUrl(2)]);
			// Valeurs en sortie
			$this->addOutput([
				'redirect' => helper::baseUrl() . $this->getUrl(0) . '/config',
				'notification' => $text['news']['delete'][1],
				'state' => true
			]);
		}
	}

	/**
	 * Édition
	 */
	public function edit() {
		// Lexique
		include('./module/news/lang/'. $this->getData(['config', 'i18n', 'langAdmin']) . '/lex_news.php');	
		// Jeton incorrect
		if ($this->getUrl(3) !== $_SESSION['csrf']) {
			// Valeurs en sortie
			$this->addOutput([
				'redirect' => helper::baseUrl() . $this->getUrl(0) . '/config',
				'notification' => $text['news']['edit'][0]
			]);
		}
		// La news n'existe pas
		if($this->getData(['module', $this->getUrl(0),'posts', $this->getUrl(2)]) === null) {
			// Valeurs en sortie
			$this->addOutput([
				'access' => false
			]);
		}
		// La news existe
		else {
			// Soumission du formulaire
			if($this->isPost()) {
				// Si l'id a changée
				$newsId = $this->getInput('newsEditTitle', helper::FILTER_ID, true);
				if($newsId !== $this->getUrl(2)) {
					// Incrémente le nouvel id de la news
					$newsId = helper::increment($newsId, $this->getData(['module', $this->getUrl(0), 'posts']));
					// Supprime l'ancien news
					$this->deleteData(['module', $this->getUrl(0),'posts', $this->getUrl(2)]);
				}
				$publishedOn = $this->getInput('newsEditPublishedOn', helper::FILTER_DATETIME, true);
				$publishedOff = $this->getInput('newsEditPublishedOff' ) ? $this->getInput('newsEditPublishedOff', helper::FILTER_DATETIME) : '';
				$this->setData(['module', $this->getUrl(0),'posts', $newsId, [
					'content' => $this->getInput('newsEditContent', null),
					'publishedOn' => $publishedOn,
					'publishedOff' => $publishedOff < $publishedOn ? '' : $publishedOff,
					'state' => $this->getInput('newsEditState', helper::FILTER_BOOLEAN),
					'title' => $this->getInput('newsEditTitle', helper::FILTER_STRING_SHORT, true),
					'userId' => $this->getInput('newsEditUserId', helper::FILTER_ID, true)
				]]);
				// Valeurs en sortie
				$this->addOutput([
					'redirect' => helper::baseUrl() . $this->getUrl(0) . '/config',
					'notification' => $text['news']['edit'][1],
					'state' => true
				]);
			}
			// Liste des utilisateurs
			self::$users = helper::arrayCollumn($this->getData(['user']), 'firstname');
			ksort(self::$users);
			foreach(self::$users as $userId => &$userFirstname) {
				$userFirstname = $userFirstname . ' ' . $this->getData(['user', $userId, 'lastname']);
			}
			unset($userFirstname);
			// Valeurs en sortie
			$this->addOutput([
				'title' => $this->getData(['module', $this->getUrl(0),'posts', $this->getUrl(2), 'title']),
				'vendor' => [
					'flatpickr'
				],
				'view' => 'edit'
			]);
		}
	}

	/**
	 * Accueil
	 */
	public function index() {
		// Lexique
		include('./module/news/lang/'. $this->getData(['config', 'i18n', 'langAdmin']) . '/lex_news.php');

		// Mise à jour des données de module
		$this->update();

		// Affichage d'un article
		if(
			$this->getUrl(1)
			// Protection pour la pagination, un ID ne peut pas être un entier, une page oui
			AND intval($this->getUrl(1)) === 0
		) {
			// L'article n'existe pas
			if($this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1)]) === null) {
				// Valeurs en sortie
				$this->addOutput([
					'access' => false
				]);
			}
			// L'article existe
			else {
				self::$articleSignature = $this->signature($this->getData(['module', $this->getUrl(0),  'posts', $this->getUrl(1), 'userId']));
				// Valeurs en sortie
				$this->addOutput([
					'showBarEditButton' => true,
					'title' => $this->getData(['module', $this->getUrl(0),  'posts', $this->getUrl(1), 'title']),
					'view' => 'article'
				]);

			}
		} else {
			// Affichage index
			// Ids des news par ordre de publication
			$newsIdsPublishedOns = helper::arrayCollumn($this->getData(['module', $this->getUrl(0), 'posts']), 'publishedOn', 'SORT_DESC');
			$newsIdsStates = helper::arrayCollumn($this->getData(['module', $this->getUrl(0), 'posts']), 'state', 'SORT_DESC');
			$newsIds = [];
			foreach($newsIdsPublishedOns as $newsId => $newsPublishedOn) {
				$newsIdsPublishedOff = $this->getData(['module', $this->getUrl(0), 'posts', $newsId, 'publishedOff']);
				if(   $newsPublishedOn <= time() AND
				      $newsIdsStates[$newsId] AND
					  	// date de péremption tenant des champs non définis
						(!is_integer($newsIdsPublishedOff) OR
							$newsIdsPublishedOff > time()
						)
					) {
					$newsIds[] = $newsId;
				}
			}
			// Pagination
			//$pagination = helper::pagination($newsIds, $this->getUrl(),$this->getData(['config','itemsperPage']));
			$pagination = helper::pagination($newsIds, $this->getUrl(),$this->getData(['module', $this->getUrl(0),'config', 'itemsperPage']));
			// Nombre de colonnes
			self::$nbrCol = $this->getData(['module', $this->getUrl(0),'config', 'itemsperCol']);
			// Liste des pages
			self::$pages = $pagination['pages'];
			// News en fonction de la pagination
			for($i = $pagination['first']; $i < $pagination['last']; $i++) {
				self::$news[$newsIds[$i]] = $this->getData(['module', $this->getUrl(0),'posts', $newsIds[$i]]);
				// Longueur de la news affichée en ne découpant que les paragraphes <p...</p>
				$content = $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'content']);
				$content = str_replace('<p','*-_-*<p', $content);
				$content = str_replace('</p>','</p>*-_-*', $content);
				$arrayContent = explode('*-_-*', $content);
				// Suppression des contenus inutiles
				foreach($arrayContent as $key=>$value){
					if( strlen($value) < 6 ) unset($arrayContent[$key]);
				}
				$arrayContent = array_merge($arrayContent);
				$arrayType = array();
				// Détermination du type I : image ou iframe, P : paragraphe avec balises <p></p>, A : autre
				foreach($arrayContent as $key=>$value){
					$arrayType[$key] = 'A';
					//Paragraphe avec image ou iframe
					if( (strpos($value, '<img') !== false && strpos($value, '/>') !== false) || (strpos($value, '<iframe') !== false && strpos($value, '</iframe>') !== false)){
						$arrayType[$key] = 'I';
					} else {
					//Paragraphe simple avec possibilité d'abréviation
						if( strpos($value, '<p') !== false && strpos($value, '</p>') !== false ){
							$arrayType[$key] = 'P';
						}
					}
				}				
				self::$news[$newsIds[$i]]['content'] = '';
				for( $key=0; $key<count($arrayContent); $key++){
					$value = $arrayContent[$key];
					$step = 0;
					//Paragraphe avec image ou iframe
					if( $arrayType[$key] === 'I'){
						// Modification des balises pour supprimer les marges
						if( $this->getData(['module', $this->getUrl(0), 'config', 'noMargin']) === true){
							$arrayContent[$key] = str_replace('</p>', '', $arrayContent[$key]); 
							if( strpos( $arrayContent[$key], '<p>') !== false){
								$arrayContent[$key] = str_replace('<p>', '', $arrayContent[$key]);
							} elseif( strpos( $arrayContent[$key], 'figure class=') === false) {
								$posfin = strpos( $arrayContent[$key], '>');
								$substring = substr( $arrayContent[$key],0 , $posfin+1);
								$arrayContent[$key] = str_replace( $substring, '', $arrayContent[$key]);
							}else{
									$arrayContent[$key] = str_replace( 'figure class="image"', 'figure class="image" style="margin:0"', $arrayContent[$key]);
							}
						}
						self::$news[$newsIds[$i]]['content'] .= $arrayContent[$key];
					} elseif( $arrayType[$key] === 'P') {
						//Paragraphe à abréger
						if ( $this->getData(['module', $this->getUrl(0), 'config', 'height']) !== -1){					
							// Plusieurs paragraphes se suivent ?
							for( $ii = $key + 1; $ii < count($arrayContent); $ii++){
								if( $arrayType[$ii] === 'P'){
									$value .= $arrayContent[$ii];
									$step++;
								} else break;
							}
							if ( strlen( $value ) >= $this->getData(['module', $this->getUrl(0), 'config', 'height']) ) {	
								$arrayContent[$key] = substr( $value, 0, $this->getData(['module', $this->getUrl(0), 'config', 'height']));
								$lastSpace = strrpos($arrayContent[$key], ' ', -1  );
								$arrayContent[$key] = substr($arrayContent[$key],	0, $lastSpace);
								$arrayContent[$key] = strip_tags($arrayContent[$key], '<p>'). '</p>';
								$arrayContent[$key] .= '<p> ... <a href="'. helper::baseUrl(true) . $this->getUrl(0) . '/' . $newsIds[$i] . '"><span class="newsSuite">'.$text['news_view']['index'][0].'</span></a></p>' ;
							}
						}
						self::$news[$newsIds[$i]]['content'] .= $arrayContent[$key];
						$key = $key + $step;
						 
					} else {
						self::$news[$newsIds[$i]]['content'] .= $arrayContent[$key];
					}
				}

				// Mise en forme de la signature
				self::$news[$newsIds[$i]]['userId'] = $this->signature($this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'userId']));
			}
			// Valeurs en sortie
			$this->addOutput([
				'showBarEditButton' => true,
				'showPageContent' => true,
				'view' => 'index',
				'style' => $this->getData(['module', $this->getUrl(0),'theme', 'style'])
			]);

		}
	}

	/**
	 * Retourne la signature d'un utilisateur
	 */
	private function signature($userId) {
		switch ($this->getData(['user', $userId, 'signature'])){
			case 1:
				return $userId;
				break;
			case 2:
				return $this->getData(['user', $userId, 'pseudo']);
				break;
			case 3:
				return $this->getData(['user', $userId, 'firstname']) . ' ' . $this->getData(['user', $userId, 'lastname']);
				break;
			case 4:
				return $this->getData(['user', $userId, 'lastname']) . ' ' . $this->getData(['user', $userId, 'firstname']);
				break;
			default:
				return $this->getData(['user', $userId, 'firstname']);
		}
	}

	/**
	 * Mise à jour du module
	 * Appelée par les fonctions index et config
	 */
	private function update() {

		$versionData = $this->getData(['module',$this->getUrl(0),'config', 'versionData' ]);

		// le module n'est pas initialisé
		if ($versionData === null) {
			$this->init();
		}
		$versionData = $this->getData(['module',$this->getUrl(0),'config', 'versionData' ]);
		
		// Mise à jour 4.1
		if (version_compare($versionData, '4.1', '<') ) {
			// Mettre à jour la version
			$this->setData(['module',$this->getUrl(0),'config', 'hiddeTitle', false ]);
			$this->setData(['module',$this->getUrl(0),'config', 'sameHeight', false ]);
			$this->setData(['module',$this->getUrl(0),'theme', 'borderRadius', '0px' ]);
			$this->setData(['module',$this->getUrl(0),'theme', 'borderShadows', '0px 0px 0px' ]);
			$this->deleteData(['module',$this->getUrl(0),'theme', 'borderStyle' ]);
			$this->setData(['module',$this->getUrl(0),'config', 'versionData', '4.1' ]);	
		}
		// Mise à jour 4.2
		if (version_compare($versionData, '4.2', '<') ) {
			// Mettre à jour la version
			$this->setData(['module',$this->getUrl(0),'config', 'noMargin', true ]);
			$this->setData(['module',$this->getUrl(0),'config', 'versionData', '4.2' ]);	
		}
	}

	/**
	 * Initialisation du thème d'un nouveau module
	 */
	private function init() {

		$fileCSS = self::DATADIRECTORY . $this->getUrl(0) . '/theme.css';

		// Données du module absentes
		require_once('module/news/ressource/defaultdata.php');
		if ($this->getData(['module', $this->getUrl(0), 'config' ]) === null) {
			$this->setData(['module', $this->getUrl(0), 'config', init::$defaultData]);
		}
		if ($this->getData(['module', $this->getUrl(0), 'theme' ]) === null) {
			// Données de thème
			$this->setData(['module', $this->getUrl(0), 'theme', init::$defaultTheme]);
			$this->setData(['module', $this->getUrl(0), 'theme', 'style', self::DATADIRECTORY .   $this->getUrl(0) . '/theme.css' ]);
		}

		// Dossier de l'instance
		if (!is_dir(self::DATADIRECTORY . $this->getUrl(0) )) {
			mkdir (self::DATADIRECTORY . $this->getUrl(0), 0755, true);
		}

		// Check la présence de la feuille de style
		if ( !file_exists(self::DATADIRECTORY . $this->getUrl(0)  . '/theme.css')) {
			// Générer la feuille de CSS
			$style =  '.newsFrame {';
			$style .= 'border:' .  $this->getData(['module', $this->getUrl(0), 'theme', 'borderStyle' ]) . ' ' .$this->getData(['module', $this->getUrl(0), 'theme', 'borderColor' ])  . ' ' . $this->getData(['module', $this->getUrl(0), 'theme', 'borderWidth' ]) . ';';
			$style .= 'background-color:' . $this->getData(['module', $this->getUrl(0), 'theme', 'backgroundColor' ]) . ';';
			$style .= '}';
			
			// Sauver la feuille de style
			file_put_contents(self::DATADIRECTORY . $this->getUrl(0) . '/theme.css' , $style );
			// Stocker le nom de la feuille de style
			$this->setData(['module',  $this->getUrl(0), 'theme', 'style', self::DATADIRECTORY . $this->getUrl(0) . '/theme.css']);
		}
	}
}