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124
www/classes/filtres/Filtres.class.php
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124
www/classes/filtres/Filtres.class.php
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<?php
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/*************************************************************************************/
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/* */
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/* Thelia */
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/* */
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/* Copyright (c) OpenStudio */
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/* email : thelia@openstudio.fr */
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/* web : http://www.openstudio.fr */
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/* */
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/* This program is free software; you can redistribute it and/or modify */
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/* it under the terms of the GNU General Public License as published by */
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/* the Free Software Foundation; either version 3 of the License */
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/* */
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/* This program is distributed in the hope that it will be useful, */
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/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* GNU General Public License for more details. */
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/* */
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/* You should have received a copy of the GNU General Public License */
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/* along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* */
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/*************************************************************************************/
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require_once __DIR__ . "/../../fonctions/autoload.php";
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class Filtres {
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/*
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* Les filtres par défaut, liste de couples : suffixe_du nom_de_filtre => suffixe_nom_de_classe
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*
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*/
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static $FILTRES_DEFAUT = array(
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'vide' => 'Vide',
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'vrai' => 'Vrai',
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'faux' => 'Faux',
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'egalite' => 'Egalite',
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'different' => 'Different',
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'min' => 'Fonction',
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'maj' => 'Fonction',
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'sanstags' => 'Fonction',
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'modulo' => 'ModuloInt',
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'supegal' => 'Supegal'
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);
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/*
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* Les filtres utilisateurs: instance d'une classe qui implémente FiltreBase. Enrichi par la méthode enregistrer_filtre().
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*
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* Exemple:
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*
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* class FiltreExemple extends FiltreBase
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* {
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* public function __construct()
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* {
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* parent::__construct("`\#FILTRE_exemple\(([^\|]*)\)`");
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* }
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*
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* public function calcule($match)
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* {
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* return 'Filtré:'.$match[1];
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* }
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*
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* }
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*/
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private static $FILTRES_UTILISATEUR = array();
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/*
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* Effectuer les subtitutions de tous les filtres
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*
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* @param FiltreBase $filtre une instance de classe qui implémente FiltreBase
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*/
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public static function exec(&$texte)
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{
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foreach(self::$FILTRES_DEFAUT as $nom_filtre => $class)
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{
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if(strstr($texte, "#FILTRE_$nom_filtre")) {
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$classname = "Filtre$class";
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require_once("$classname.class.php");
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$f = new $classname($nom_filtre);
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$f->exec($texte);
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}
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}
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// Les filtres présents dans client/plugins
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$filtres_utilisateur = ActionsModules::instance()->lister(Modules::FILTRE, true);
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// Filtres utilisateur
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foreach($filtres_utilisateur as $filtre)
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{
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try {
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$instance = ActionsModules::instance()->instancier($filtre->nom);
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$instance->exec($texte);
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} catch (Exception $e) {}
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}
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// Les filtres explicitement enregistrés par enregistrer_filtres();
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foreach(self::$FILTRES_UTILISATEUR as $filtre)
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{
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$filtre->exec($texte);
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}
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}
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/*
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* Enregistrer un filtre utilisateur.
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*
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* @param FiltreBase $filtre une instance de classe qui implémente FiltreBase
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*/
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public static function enregistrer_filtre($filtre)
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{
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if ($filtre instanceof FiltreBase) {
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self::$FILTRES_UTILISATEUR[] = $filtre;
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}
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else {
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die(class_name($filtre) . " doit implémenter la classe FiltreBase.");
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}
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}
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}
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?>
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