portfolio/file.php

   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  * For portfolio plugins that are 'pull' - ie, send the request and then wait
  19  * for the remote system to request the file for moodle,
  20  * this is the script that serves up the export file to them.
  21  *
  22  * @package core_portfolio
  23  * @copyright 2008 Penny Leach <penny@catalyst.net.nz>,
  24  *            Martin Dougiamas <http://dougiamas.com>
  25  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26  */
  27 require_once(__DIR__ . '/../config.php');
  28
  29 if (empty($CFG->enableportfolios)) {
  30     throw new \moodle_exception('disabled', 'portfolio');
  31 }
  32
  33 require_once($CFG->libdir . '/portfoliolib.php');
  34 require_once($CFG->libdir . '/portfolio/exporter.php');
  35 require_once($CFG->libdir . '/filelib.php');
  36
  37 // exporter id
  38 $id = required_param('id', PARAM_INT);
  39
  40 require_login();
  41 $PAGE->set_url('/portfolio/add.php', array('id' => $id));
  42
  43 $exporter = portfolio_exporter::rewaken_object($id);
  44 $exporter->verify_rewaken();
  45
  46 // push plugins don't need to access this script.
  47 if ($exporter->get('instance')->is_push()) {
  48     throw new portfolio_export_exception($exporter, 'filedenied', 'portfolio');
  49 }
  50
  51 // it's up to the plugin to verify the request parameters, like a token or whatever
  52 if (!$exporter->get('instance')->verify_file_request_params(array_merge($_GET, $_POST))) {
  53     throw new portfolio_export_exception($exporter, 'filedenied', 'portfolio');
  54 }
  55
  56 // ok, we're good, send the file and finish the export.
  57 $exporter->get('instance')->send_file();
  58 $exporter->process_stage_cleanup(true);
  59 exit;
  60