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   1  <?php
   2  
   3  // This file is part of Moodle - http://moodle.org/
   4  //
   5  // Moodle is free software: you can redistribute it and/or modify
   6  // it under the terms of the GNU General Public License as published by
   7  // the Free Software Foundation, either version 3 of the License, or
   8  // (at your option) any later version.
   9  //
  10  // Moodle is distributed in the hope that it will be useful,
  11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  // GNU General Public License for more details.
  14  //
  15  // You should have received a copy of the GNU General Public License
  16  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17  
  18  /**
  19   * This script displays one thumbnail of the image in current user's dropbox.
  20   * If {@link repository_dropbox::send_thumbnail()} can not display image
  21   * the default 64x64 filetype icon is returned
  22   *
  23   * @package    repository_dropbox
  24   * @copyright  2012 Marina Glancy
  25   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26   */
  27  
  28  require(__DIR__.'/../../config.php');
  29  require_once (__DIR__.'/lib.php');
  30  
  31  $repo_id   = optional_param('repo_id', 0, PARAM_INT);           // Repository ID
  32  $contextid = optional_param('ctx_id', SYSCONTEXTID, PARAM_INT); // Context ID
  33  $source    = optional_param('source', '', PARAM_TEXT);          // File path in current user's dropbox
  34  
  35  if (isloggedin() && $repo_id && $source
  36          && ($repo = repository::get_repository_by_id($repo_id, $contextid))
  37          && method_exists($repo, 'send_thumbnail')) {
  38      // try requesting thumbnail and outputting it. This function exits if thumbnail was retrieved
  39      $repo->send_thumbnail($source);
  40  }
  41  
  42  // send default icon for the file type
  43  $fileicon = file_extension_icon($source, 64);
  44  send_file($CFG->dirroot.'/pix/'.$fileicon.'.png', basename($fileicon).'.png');