include/rss.inc.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 function _rss_encode_date($d) {
  23     if (preg_match('/^\d{14}$/', $d)) {
  24         $t = mktime(substr($d,8,2), substr($d,10,2), substr($d,12,2), substr($d,4,2), substr($d,6,2), substr($d,0,4));
  25     } else {
  26         $t = strtotime($d);
  27     }
  28     return utf8_encode(date('r', $t));
  29 }
  30
  31 function to_rss ($s)
  32 {
  33     if(is_string($s)) {
  34         return iconv('ISO_8859-15', 'UTF8', $s);
  35     } else {
  36         return $s;
  37     }
  38 }
  39
  40 function init_rss($template, $alias, $hash, $require_uid = true)
  41 {
  42     global $page;
  43     $page->changeTpl($template, NO_SKIN);
  44     $page->register_modifier('rss_date', '_rss_encode_date');
  45     $page->default_modifiers = Array('@to_rss');
  46
  47     $res = XDB::query(
  48         'SELECT  a.id
  49            FROM  aliases         AS a
  50      INNER JOIN  auth_user_quick AS q ON ( a.id = q.user_id AND q.core_rss_hash = {?} )
  51           WHERE  a.alias = {?} AND a.type != "homonyme"', $hash, $alias);
  52     $uid = $res->fetchOneCell();
  53
  54     if (empty($uid)) {
  55         if ($require_uid) {
  56             exit;
  57         } else {
  58             $uid = null;
  59         }
  60     }
  61
  62     header('Content-Type: application/rss+xml; charset=utf8');
  63     return $uid;
  64 }
  65
  66 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
  67 ?>