root/ez_publish/ezipb/trunk/autoloads/ezipb_operators.php

<?php
/*
 * #################### BEGIN LICENSE BLOCK ####################
 * This file is part of ezipb.
 * Copyright (c) 2007 Guillaume Kulakowski and contributors. All
 * rights reserved.
 *
 * ezipb is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * ezipb is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
 * the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with ezipb; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA  02111-1307  USA
 * or visit http://www.gnu.org/licenses/gpl.html
 * ###################### END LICENSE BLOCK ####################
 *
 * Opérateurs de templates pour eZ publish.
 * 
 * @author Guillaume Kulakowski <guillaume_AT_llaumgui_DOT_com>
 * @version 1.0
 */

class ezipbOperators {
    
    private $Operators;
    private $ezipb;
    private $ipsclass;



    /**
     * Constructor
     */
    function __construct() {
        
        /* Instanciation d'ezipb */
        require_once( eZExtension::baseDirectory() . '/ezipb/classes/ezipb.php' );
        $this->ezipb = ezipb::instance();
        $this->ipsclass =& $this->ezipb->ipsclass;
        
        /* Opérateurs */
        $this->Operators = array(     'ezipb_isloggin',
                                    'ezipb_issupermodo',
                                    'ezipb_isadmin',
                                    'ezipb_member',
                                    'ezipb_md5_check',
                                    'ezipb_vars' );
    }

    

    /*
     * Fonctions génériques d'opérateurs
     * (pourquoi pas d'héritage ou implémentation ?)
     */
    function &operatorList() {
        return $this->Operators;
    }
    
    function namedParameterPerOperator() {
        return true;
    }

    function namedParameterList() {
        
         return array(     'ezipb_isloggin'        => array(),
                         'ezipb_issupermodo'        => array(),
                         'ezipb_isadmin'            => array(),
                         'ezipb_member'             => array(     'index' => array( 'type' => 'string', 'required' => false, 'default' => '' ) ),
                         'ezipb_md5_check'        => array(),
                         'ezipb_vars'            => array(     'index' => array( 'type' => 'string', 'required' => false, 'default' => '' ) ),
                     );
    }

    function modify( &$tpl, &$operatorName, &$operatorParameters, &$rootNamespace,
                      &$currentNamespace, &$operatorValue, &$namedParameters ) {
        
        switch ( $operatorName ) {
        
            case 'ezipb_isloggin':
                $operatorValue = $this->isLoggin();
                break;
            case 'ezipb_issupermodo':
                $operatorValue = $this->isSuperModo();
                break;
            case 'ezipb_isadmin':
                $operatorValue = $this->isAdmin();
                break;
            case 'ezipb_member':
                $operatorValue = $this->getMember(  $namedParameters['index'] );
                break;
            case 'ezipb_md5_check':
                $operatorValue = $this->ipsclass->md5_check;
                break;
            case 'ezipb_vars':
                $operatorValue = $this->getVars(  $namedParameters['index'] );
                break;
        }
    }

    

    /**
     * Le visiteur est il logué.
     *
     * @return boolean
     */
    private function isLoggin() {
        
        return $this->ezipb->isLoggin();
    }

    
    
    /**
     * Le membre est il super modérateur ?
     *
     * @return Booléen
     */
    private function isSuperModo() {
        
        return $this->ezipb->isSuperModo();
    }


    
    /**
     * Le membre est il administrateur ?
     *
     * @return Booléen
     */
    private function isAdmin() {
        
        return $this->ezipb->isAdmin();
    }
        
    
    
    
    /**
     * Récupération les informations sur le membre.
     *
     * @param String $index Index du tableau à récupérer
     * @return mixed
     */
    private function getMember ( $index ) {
            
        if ( empty( $index ) )
            return $this->ipsclass->member;
        
        return $this->ipsclass->member[$index];
    }
    
    
    
    /**
     * Récupération les variables IPB du fichier conf_global.php
     *
     * @param string $index  Index du tableau à récupérer
     * @return mixed
     */
    private function getVars ( $index ) {
        
        if ( empty( $index ) )
            return $this->ipsclass->vars;
        
        return $this->ipsclass->vars[$index];
    }

} // EOC

?>