file.php

   1 <?php
   2 /*
   3  *  Jirafeau, your web file repository
   4  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
   5  *  Copyright (C) 2012  Jerome Jutteau <j.jutteau@gmail.com>
   6  *
   7  *  This program is free software: you can redistribute it and/or modify
   8  *  it under the terms of the GNU Affero General Public License as
   9  *  published by the Free Software Foundation, either version 3 of the
  10  *  License, or (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU Affero General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Affero General Public License
  18  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20 define ('JIRAFEAU_ROOT', dirname (__FILE__) . '/');
  21
  22 require (JIRAFEAU_ROOT . 'lib/lang.php');
  23 require (JIRAFEAU_ROOT . 'lib/config.php');
  24 require (JIRAFEAU_ROOT . 'lib/settings.php');
  25 require (JIRAFEAU_ROOT . 'lib/functions.php');
  26
  27 if (!isset ($_GET['h']) || empty ($_GET['h']))
  28 {
  29     header ('Location: ' . $cfg['web_root']);
  30     exit;
  31 }
  32
  33 $link_name = $_GET['h'];
  34
  35 if (!preg_match ('/[0-9a-zA-Z_-]{22}$/', $link_name))
  36 {
  37     require (JIRAFEAU_ROOT.'lib/template/header.php');
  38     echo '<div class="error"><p>' . t('Sorry, the requested file is not found') . '</p></div>';
  39     require (JIRAFEAU_ROOT.'lib/template/footer.php');
  40     exit;
  41 }
  42
  43 $link = jirafeau_get_link ($link_name);
  44 if (count ($link) == 0)
  45 {
  46     require (JIRAFEAU_ROOT.'lib/template/header.php');
  47     echo '<div class="error"><p>' . t('Sorry, the requested file is not found') .
  48     '</p></div>';
  49     require (JIRAFEAU_ROOT.'lib/template/footer.php');
  50     exit;
  51 }
  52
  53 $delete_code = '';
  54 if (isset ($_GET['d']) && !empty ($_GET['d']))
  55     $delete_code = $_GET['d'];
  56
  57 $button_download = false;
  58 if (isset ($_GET['bd']) && !empty ($_GET['bd']))
  59     $button_download = true;
  60
  61 $button_preview = false;
  62 if (isset ($_GET['bp']) && !empty ($_GET['bp']))
  63     $button_preview = true;
  64
  65 $p = s2p ($link['md5']);
  66 if (!file_exists (VAR_FILES . $p . $link['md5']))
  67 {
  68     jirafeau_delete_link ($link_name);
  69     require (JIRAFEAU_ROOT.'lib/template/header.php');
  70     echo '<div class="error"><p>'.t('File not available.').
  71     '</p></div>';
  72     require (JIRAFEAU_ROOT.'lib/template/footer.php');
  73     exit;
  74 }
  75
  76 if (!empty ($delete_code) && $delete_code == $link['link_code'])
  77 {
  78     jirafeau_delete_link ($link_name);
  79     require (JIRAFEAU_ROOT.'lib/template/header.php');
  80     echo '<div class="message"><p>'.t('File has been deleted.').
  81      '</p></div>';
  82     require (JIRAFEAU_ROOT.'lib/template/footer.php');
  83     exit;
  84 }
  85
  86 if ($link['time'] != JIRAFEAU_INFINITY && time () > $link['time'])
  87 {
  88     jirafeau_delete_link ($link_name);
  89     require (JIRAFEAU_ROOT.'lib/template/header.php');
  90     echo '<div class="error"><p>'.
  91     t('The time limit of this file has expired.') . ' ' .
  92     t('File has been deleted.') .
  93     '</p></div>';
  94     require (JIRAFEAU_ROOT . 'lib/template/footer.php');
  95     exit;
  96 }
  97
  98 $password_challenged = false;
  99 if (!empty ($link['key']))
 100 {
 101     if (!isset ($_POST['key']))
 102     {
 103         require (JIRAFEAU_ROOT.'lib/template/header.php');
 104         echo '<div>' .
 105              '<form action = "' . $_SERVER['REQUEST_URI'] . '" ' .
 106                 'method = "post" id = "submit">'; ?>
 107              <input type = "hidden" name = "jirafeau" value = "<?php echo JIRAFEAU_VERSION ?>"/><?php
 108         echo '<fieldset>' .
 109              '<legend>' . t('Password protection') .
 110              '</legend><table><tr><td>' .
 111              t('Give the password of this file') . ' : ' .
 112              '<input type = "password" name = "key" />' .
 113              '</td></tr>' .
 114              '<tr><td>' .
 115              t('By using our services, you accept of our'). ' <a href="' . $cfg['web_root'] . '/tos.php' . '">' . t('Term Of Service') . '</a>' .
 116              '</td></tr>' .
 117              '<tr><td>';
 118             ?><input type="submit" id = "submit_download"  value="<?php echo t('Download'); ?>"
 119             onclick="document.getElementById('submit').action='<?php echo $_SERVER['REQUEST_URI'] ?>&amp;bd=1';
 120                      document.getElementById('submit_download').submit ();"/><?php
 121
 122         if ($cfg['download_page'] && $cfg['preview'])
 123         {
 124             ?><input type="submit" id = "submit_preview"  value="<?php echo t('Preview'); ?>"
 125             onclick="document.getElementById('submit').action='<?php echo $_SERVER['REQUEST_URI'] ?>&amp;bp=1';
 126                      document.getElementById('submit_preview').submit ();"/><?php
 127         }
 128         echo '</td></tr></table></fieldset></form></div>';
 129         require (JIRAFEAU_ROOT.'lib/template/footer.php');
 130         exit;
 131     }
 132     else
 133     {
 134         if ($link['key'] != md5 ($_POST['key']))
 135         {
 136             header ("Access denied");
 137             require (JIRAFEAU_ROOT.'lib/template/header.php');
 138             echo '<div class="error"><p>' . t('Access denied') .
 139             '</p></div>';
 140             require (JIRAFEAU_ROOT.'lib/template/footer.php');
 141             exit;
 142         }
 143         else
 144             $password_challenged = true;
 145     }
 146 }
 147
 148 if ($cfg['download_page'] && !$password_challenged && !$button_download && !$button_preview)
 149 {
 150         require (JIRAFEAU_ROOT.'lib/template/header.php');
 151         echo '<div>' .
 152              '<form action = "' . $_SERVER['REQUEST_URI'] . '" ' .
 153                 'method = "post" id = "submit">'; ?>
 154              <input type = "hidden" name = "jirafeau" value = "<?php echo JIRAFEAU_VERSION ?>"/><?php
 155         echo '<fieldset><legend>' . $link['file_name'] . '</legend><table>' .
 156              '<tr><td>' .
 157              t('You are about to download') . ' "' . $link['file_name'] . '" (' . jirafeau_human_size($link['file_size']) . ')' .
 158              '</td></tr>' .
 159              '<tr><td>' .
 160              t('By using our services, you accept of our'). ' <a href="' . $cfg['web_root'] . '/tos.php' . '">' . t('Term Of Service') . '</a>';
 161             ?><input type="submit" id = "submit_download"  value="<?php echo t('Download'); ?>"
 162             onclick="document.getElementById('submit').action='<?php echo $_SERVER['REQUEST_URI'] ?>&amp;bd=1';
 163                      document.getElementById('submit_download').submit ();"/><?php
 164
 165         if ($cfg['download_page'] && $cfg['preview'])
 166         {
 167             ?><input type="submit" id = "submit_preview"  value="<?php echo t('Preview'); ?>"
 168             onclick="document.getElementById('submit').action='<?php echo $_SERVER['REQUEST_URI'] ?>&amp;bp=1';
 169                      document.getElementById('submit_preview').submit ();"/><?php
 170         }
 171         echo '</td></tr>';
 172         echo '</table></fieldset></form></div>';
 173         require (JIRAFEAU_ROOT.'lib/template/footer.php');
 174         exit;
 175 }
 176
 177 header ('Content-Length: ' . $link['file_size']);
 178 header ('Content-Type: ' . $link['mime_type']);
 179 if (!jirafeau_is_viewable ($link['mime_type']) || !$cfg['preview'] || $button_download)
 180 {
 181     header ('Content-Disposition: attachment; filename="' .
 182         $link['file_name'] . '"');
 183 }
 184 readfile (VAR_FILES . $p . $link['md5']);
 185
 186 if ($link['onetime'] == 'O')
 187     jirafeau_delete_link ($link_name);
 188 exit;
 189
 190 ?>