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   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   * Bulk user enrolment processing.
  19   *
  20   * @package    core_enrol
  21   * @copyright  2011 Sam Hemelryk
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  require('../config.php');
  26  require_once("$CFG->dirroot/enrol/locallib.php");
  27  require_once("$CFG->dirroot/enrol/users_forms.php");
  28  require_once("$CFG->dirroot/enrol/renderer.php");
  29  require_once("$CFG->dirroot/group/lib.php");
  30  
  31  $id         = required_param('id', PARAM_INT); // course id
  32  $bulkuserop = required_param('bulkuserop', PARAM_ALPHANUMEXT);
  33  $userids    = required_param_array('bulkuser', PARAM_INT);
  34  $action     = optional_param('action', '', PARAM_ALPHANUMEXT);
  35  $filter     = optional_param('ifilter', 0, PARAM_INT);
  36  
  37  $course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
  38  $context = context_course::instance($course->id, MUST_EXIST);
  39  
  40  if ($course->id == SITEID) {
  41      redirect(new moodle_url('/'));
  42  }
  43  
  44  require_login($course);
  45  require_capability('moodle/course:enrolreview', $context);
  46  $PAGE->set_pagelayout('admin');
  47  
  48  $manager = new course_enrolment_manager($PAGE, $course, $filter);
  49  $table = new course_enrolment_users_table($manager, $PAGE);
  50  $returnurl = new moodle_url('/enrol/users.php', $table->get_combined_url_params());
  51  $actionurl = new moodle_url('/enrol/bulkchange.php', $table->get_combined_url_params()+array('bulkuserop' => $bulkuserop));
  52  
  53  $PAGE->set_url($actionurl);
  54  navigation_node::override_active_url(new moodle_url('/enrol/users.php', array('id' => $id)));
  55  
  56  $ops = $table->get_bulk_user_enrolment_operations();
  57  if (!array_key_exists($bulkuserop, $ops)) {
  58      throw new moodle_exception('invalidbulkenrolop');
  59  }
  60  $operation = $ops[$bulkuserop];
  61  
  62  // Prepare the properties of the form
  63  $users = $manager->get_users_enrolments($userids);
  64  
  65  // Get the form for the bulk operation
  66  $mform = $operation->get_form($actionurl, array('users' => $users));
  67  // If the mform is false then attempt an immediate process. This may be an immediate action that
  68  // doesn't require user input OR confirmation.... who know what but maybe one day
  69  if ($mform === false) {
  70      if ($operation->process($manager, $users, new stdClass)) {
  71          redirect($returnurl);
  72      } else {
  73          print_error('errorwithbulkoperation', 'enrol');
  74      }
  75  }
  76  // Check if the bulk operation has been cancelled
  77  if ($mform->is_cancelled()) {
  78      redirect($returnurl);
  79  }
  80  if ($mform->is_submitted() && $mform->is_validated() && confirm_sesskey()) {
  81      if ($operation->process($manager, $users, $mform->get_data())) {
  82          redirect($returnurl);
  83      }
  84  }
  85  
  86  $pagetitle = get_string('bulkuseroperation', 'enrol');
  87  
  88  $PAGE->set_title($pagetitle);
  89  $PAGE->set_heading($pagetitle);
  90  echo $OUTPUT->header();
  91  echo $OUTPUT->heading($operation->get_title());
  92  $mform->display();
  93  echo $OUTPUT->footer();