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    <?php
    /*********************************************************************
        filters.php
    
        Email Filters
    
        Peter Rotich <peter@osticket.com>
        Copyright (c)  2006-2012 osTicket
        http://www.osticket.com
    
        Released under the GNU General Public License WITHOUT ANY WARRANTY.
        See LICENSE.TXT for details.
    
        vim: expandtab sw=4 ts=4 sts=4:
    **********************************************************************/
    require('admin.inc.php');
    include_once(INCLUDE_DIR.'class.filter.php');
    $filter=null;
    if($_REQUEST['id'] && !($filter=Filter::lookup($_REQUEST['id'])))
        $errors['err']='Unknown or invalid filter.';
    
    /* NOTE: Banlist has its own interface*/
    if($filter && $filter->isSystemBanlist())
        header('Location: banlist.php');
    
    if($_POST){
        switch(strtolower($_POST['do'])){
            case 'update':
                if(!$filter){
                    $errors['err']='Unknown or invalid filter.';
                }elseif($filter->update($_POST,$errors)){
                    $msg='Filter updated successfully';
                }elseif(!$errors['err']){
                    $errors['err']='Error updating filter. Try again!';
                }
                break;
            case 'add':
                if((Filter::create($_POST,$errors))){
                    $msg='Filter added successfully';
                    $_REQUEST['a']=null;
                }elseif(!$errors['err']){
                    $errors['err']='Unable to add filter. Correct error(s) below and try again.';
                }
                break;
            case 'mass_process':
                if(!$_POST['ids'] || !is_array($_POST['ids']) || !count($_POST['ids'])) {
                    $errors['err']='You must select at least one filter to process.';
                }else{
                    $count=count($_POST['ids']);
                    if($_POST['enable']){
                        $sql='UPDATE '.EMAIL_FILTER_TABLE.' SET isactive=1 WHERE id IN ('.implode(',',$_POST['ids']).')';
                        if(db_query($sql) && ($num=db_affected_rows())){
                            if($num==$count)
                                $msg='Selected filters enabled';
                            else
                                $warn="$num of $count selected filters enabled";
                        }else{
                            $errors['err']='Unable to enable selected filters';
                        }
                    }elseif($_POST['disable']){
                        $sql='UPDATE '.EMAIL_FILTER_TABLE.' SET isactive=0  WHERE id IN ('.implode(',',$_POST['ids']).')';
                        if(db_query($sql) && ($num=db_affected_rows())) {
                            if($num==$count)
                                $msg='Selected filters disabled';
                            else
                                $warn="$num of $count selected filters disabled";
                        }else{
                            $errors['err']='Unable to disable selected filters';
                        }
    
                    }elseif($_POST['delete']){
                        $i=0;
                        foreach($_POST['ids'] as $k=>$v) {
                            if(($f=Filter::lookup($v)) && !$f->isSystemBanlist() && $f->delete())
                                $i++;
                        }
    
                        if($i && $i==$count)
                            $msg='Selected filters deleted successfully';
                        elseif($i>0)
                            $warn="$i of $count selected filters deleted";
                        elseif(!$errors['err'])
                            $errors['err']='Unable to delete selected filters';
                        
                    }else {
                        $errors['err']='Unknown action';
                    }
                }
                break;
            default:
                $errors['err']='Unknown action';
                break;
        }
    }
    
    $page='filters.inc.php';
    if($filter || ($_REQUEST['a'] && !strcasecmp($_REQUEST['a'],'add')))
        $page='filter.inc.php';
    
    $nav->setTabActive('emails');
    require(STAFFINC_DIR.'header.inc.php');
    require(STAFFINC_DIR.$page);
    include(STAFFINC_DIR.'footer.inc.php');
    ?>