<?php
/**
 * DokuWiki Plugin disableactionsbygroup (Action Component)
 *
 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
 * @author  Andreas Hansson
 */

// must be run within Dokuwiki
if (!defined('DOKU_INC')) die();

if (!defined('DOKU_LF')) define('DOKU_LF', "\n");
if (!defined('DOKU_TAB')) define('DOKU_TAB', "\t");
if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');

require_once DOKU_PLUGIN.'action.php';

class action_plugin_disableactionsbygroup extends DokuWiki_Action_Plugin {

    public function register(Doku_Event_Handler &$controller) {
       $controller->register_hook('AUTH_LOGIN_CHECK', 'AFTER', $this, 'handle_post_login');
    }

    public function handle_post_login(Doku_Event &$event, $param) {
        global $conf;
        global $USERINFO;

        // If authentication failed
        if(!$event->result)
            // Handle settings for ALL users (non logged in)
            $this->disablebygroupids(array('ALL'));
            return;
        // Handle settings for logged in users
        $this->disablebygroupids($USERINFO['grps']);
    }

    private function disablebygroupids($groupids) {
        global $conf;
        // Check denyactionsbygroup to see if the user is in any matching group
        $actionsbygroup = explode(';',$this->getConf('disableactionsbygroup'));
        foreach($actionsbygroup as $groupandactions) {
            list($group, $action) = explode(":", $groupandactions);
            foreach((array)$groupids as $membergroup) {
                if($membergroup == $group) {
                    $conf['disableactions'] = $action;
                    break 2;
                }
            }
        }
    }
}

// vim:ts=4:sw=4:et: