classes/trombi.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2007 Polytechnique.org                              *
   4  *  http://opensource.polytechnique.org/                                   *
   5  *                                                                         *
   6  *  This program is free software; you can redistribute it and/or modify   *
   7  *  it under the terms of the GNU General Public License as published by   *
   8  *  the Free Software Foundation; either version 2 of the License, or      *
   9  *  (at your option) any later version.                                    *
  10  *                                                                         *
  11  *  This program is distributed in the hope that it will be useful,        *
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  14  *  GNU General Public License for more details.                           *
  15  *                                                                         *
  16  *  You should have received a copy of the GNU General Public License      *
  17  *  along with this program; if not, write to the Free Software            *
  18  *  Foundation, Inc.,                                                      *
  19  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  20  ***************************************************************************/
  21
  22 class Trombi extends XOrgPlugin
  23 {
  24     private $limit = 24;
  25     private $admin = false;
  26     private $showpromo = true;
  27
  28     public function __construct($funcname = null, $prefix = null)
  29     {
  30         $this->_get_vars = array('offset');
  31         parent::__construct($funcname, $prefix);
  32     }
  33
  34     public function setNbRows($row)
  35     { $this->limit = $row*3; }
  36
  37     public function setAdmin()
  38     { $this->admin = true; }
  39
  40     public function hidePromo()
  41     { $this->showpromo = false; }
  42
  43     public function show()
  44     {
  45         /* this point is nasty...  but since show() is called from the template ...
  46          * I can't see any more clever way to achieve that
  47          */
  48         global $page;
  49
  50         $offset = intval($this->get_value('offset'));
  51         list($total, $list) = call_user_func($this->_callback, $offset, $this->limit);
  52         $page_max = intval(($total-1)/$this->limit);
  53
  54         $links = Array();
  55         if ($offset) {
  56             $links[] = Array('u'=> $this->make_url($offset-1), 'i' => $offset-1,  'text' => 'précédent');
  57         }
  58         for ($i = 0; $i <= $page_max ; $i++) {
  59             $links[] = Array('u'=>$this->make_url($i), 'i' => $i, 'text' => $i+1);
  60         }
  61         if ($offset < $page_max) {
  62             $links[] = Array ('u' => $this->make_url($offset+1), 'i' => $offset+1, 'text' => 'suivant');
  63         }
  64
  65         $page->assign_by_ref('trombi_show_promo', $this->showpromo);
  66         $page->assign_by_ref('trombi_list', $list);
  67         $page->assign_by_ref('trombi_links', $links);
  68         $page->assign('trombi_admin', $this->admin);
  69         return $page->fetch('include/trombi.tpl');
  70     }
  71 }
  72
  73 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
  74 ?>