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Differences Between: [Versions 400 and 401] [Versions 400 and 402] [Versions 400 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * This function fetches group pictures from the data directory.
  19   *
  20   * Syntax:   pix.php/groupid/f1.jpg or pix.php/groupid/f2.jpg
  21   *     OR:   ?file=groupid/f1.jpg or ?file=groupid/f2.jpg
  22   *
  23   * @copyright 1999 Martin Dougiamas  http://dougiamas.com
  24   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25   * @package core_user
  26   */
  27  
  28  // Disable moodle specific debug messages and any errors in output.
  29  define('NO_DEBUG_DISPLAY', true);
  30  define('NO_MOODLE_COOKIES', true); // Session not used here.
  31  
  32  require_once('../config.php');
  33  require_once($CFG->libdir.'/filelib.php');
  34  
  35  $relativepath = get_file_argument();
  36  
  37  $args = explode('/', trim($relativepath, '/'));
  38  
  39  if (count($args) == 2) {
  40      $groupid  = (integer)$args[0];
  41      $image    = $args[1];
  42      $pathname = $CFG->dataroot.'/groups/'.$groupid.'/'.$image;
  43  } else {
  44      $image    = 'f1.png';
  45      $pathname = $CFG->dirroot.'/pix/g/f1.png';
  46  }
  47  
  48  if (file_exists($pathname) and !is_dir($pathname)) {
  49      send_file($pathname, $image);
  50  } else {
  51      header('HTTP/1.0 404 not found');
  52      print_error('filenotfound', 'error'); // This is not displayed on IIS??
  53  }