mod/folder/download_folder.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  * Folder download
  19  *
  20  * @package   mod_folder
  21  * @copyright 2015 Andrew Hancox <andrewdchancox@googlemail.com>
  22  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require_once(__DIR__ . "/../../config.php");
  26
  27 $id = required_param('id', PARAM_INT);  // Course module ID.
  28 $cm = get_coursemodule_from_id('folder', $id, 0, true, MUST_EXIST);
  29
  30 $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  31
  32 require_course_login($course, true, $cm);
  33 $context = context_module::instance($cm->id);
  34 require_capability('mod/folder:view', $context);
  35
  36 $folder = $DB->get_record('folder', array('id' => $cm->instance), '*', MUST_EXIST);
  37
  38 $downloadable = folder_archive_available($folder, $cm);
  39 if (!$downloadable) {
  40     print_error('cannotdownloaddir', 'repository');
  41 }
  42
  43 folder_downloaded($folder, $course, $cm, $context);
  44
  45 $fs = get_file_storage();
  46 $file = $fs->get_file($context->id, 'mod_folder', 'content', 0, '/', '.');
  47 if (!$file) {
  48     print_error('cannotdownloaddir', 'repository');
  49 }
  50
  51 $zipper   = get_file_packer('application/zip');
  52 $filename = shorten_filename(clean_filename($folder->name . "-" . date("Ymd")) . ".zip");
  53 $temppath = make_request_directory() . $filename;
  54
  55 if ($zipper->archive_to_pathname(array('/' => $file), $temppath)) {
  56     send_temp_file($temppath, $filename);
  57 } else {
  58     print_error('cannotdownloaddir', 'repository');
  59 }