portfolio/file.php

   1 <?php
   2 /**
   3  * Moodle - Modular Object-Oriented Dynamic Learning Environment
   4  *          http://moodle.org
   5  * Copyright (C) 1999 onwards Martin Dougiamas  http://dougiamas.com
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 2 of the License, or
  10  * (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 General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  * @package    moodle
  21  * @subpackage portfolio
  22  * @author     Penny Leach <penny@catalyst.net.nz>
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
  24  * @copyright  (C) 1999 onwards Martin Dougiamas  http://dougiamas.com
  25  *
  26  * For portfolio plugins that are 'pull' - ie, send the request and then wait
  27  * for the remote system to request the file for moodle,
  28  * this is the script that serves up the export file to them.
  29  */
  30 require_once(dirname(dirname(__FILE__)) . '/config.php');
  31
  32 if (empty($CFG->enableportfolios)) {
  33     print_error('disabled', 'portfolio');
  34 }
  35
  36 require_once($CFG->libdir . '/portfoliolib.php');
  37 require_once($CFG->libdir . '/portfolio/exporter.php');
  38 require_once($CFG->libdir . '/filelib.php');
  39
  40 // exporter id
  41 $id = required_param('id', PARAM_INT);
  42
  43 require_login();
  44 $PAGE->set_url('/portfolio/add.php', array('id' => $id));
  45
  46 $exporter = portfolio_exporter::rewaken_object($id);
  47 $exporter->verify_rewaken();
  48
  49 // push plugins don't need to access this script.
  50 if ($exporter->get('instance')->is_push()) {
  51     throw new portfolio_export_exception($exporter, 'filedenied', 'portfolio');
  52 }
  53
  54 // it's up to the plugin to verify the request parameters, like a token or whatever
  55 if (!$exporter->get('instance')->verify_file_request_params(array_merge($_GET, $_POST))) {
  56     throw new portfolio_export_exception($exporter, 'filedenied', 'portfolio');
  57 }
  58
  59 // ok, we're good, send the file and finish the export.
  60 $exporter->get('instance')->send_file();
  61 $exporter->process_stage_cleanup(true);
  62 exit;
  63