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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   * A form for cohort upload.
  19   *
  20   * @package    core_cohort
  21   * @copyright  2014 Marina Glancy
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  require_once('../config.php');
  26  require_once($CFG->dirroot.'/cohort/lib.php');
  27  require_once($CFG->dirroot.'/cohort/upload_form.php');
  28  require_once($CFG->libdir . '/csvlib.class.php');
  29  
  30  $contextid = optional_param('contextid', 0, PARAM_INT);
  31  $returnurl = optional_param('returnurl', '', PARAM_URL);
  32  
  33  require_login();
  34  
  35  if ($contextid) {
  36      $context = context::instance_by_id($contextid, MUST_EXIST);
  37  } else {
  38      $context = context_system::instance();
  39  }
  40  if ($context->contextlevel != CONTEXT_COURSECAT && $context->contextlevel != CONTEXT_SYSTEM) {
  41      print_error('invalidcontext');
  42  }
  43  
  44  require_capability('moodle/cohort:manage', $context);
  45  
  46  $PAGE->set_context($context);
  47  $baseurl = new moodle_url('/cohort/upload.php', array('contextid' => $context->id));
  48  $PAGE->set_url($baseurl);
  49  $PAGE->set_heading($COURSE->fullname);
  50  $PAGE->set_pagelayout('admin');
  51  
  52  if ($context->contextlevel == CONTEXT_COURSECAT) {
  53      $PAGE->set_category_by_id($context->instanceid);
  54      navigation_node::override_active_url(new moodle_url('/cohort/index.php', array('contextid' => $context->id)));
  55  } else {
  56      navigation_node::override_active_url(new moodle_url('/cohort/index.php', array()));
  57  }
  58  
  59  $uploadform = new cohort_upload_form(null, array('contextid' => $context->id, 'returnurl' => $returnurl));
  60  
  61  if ($returnurl) {
  62      $returnurl = new moodle_url($returnurl);
  63  } else {
  64      $returnurl = new moodle_url('/cohort/index.php', array('contextid' => $context->id));
  65  }
  66  
  67  if ($uploadform->is_cancelled()) {
  68      redirect($returnurl);
  69  }
  70  
  71  $strheading = get_string('uploadcohorts', 'cohort');
  72  $PAGE->navbar->add($strheading);
  73  
  74  echo $OUTPUT->header();
  75  echo $OUTPUT->heading_with_help($strheading, 'uploadcohorts', 'cohort');
  76  
  77  if ($editcontrols = cohort_edit_controls($context, $baseurl)) {
  78      echo $OUTPUT->render($editcontrols);
  79  }
  80  
  81  if ($data = $uploadform->get_data()) {
  82      $cohortsdata = $uploadform->get_cohorts_data();
  83      foreach ($cohortsdata as $cohort) {
  84          cohort_add_cohort($cohort);
  85      }
  86      echo $OUTPUT->notification(get_string('uploadedcohorts', 'cohort', count($cohortsdata)), 'notifysuccess');
  87      echo $OUTPUT->continue_button($returnurl);
  88  } else {
  89      $uploadform->display();
  90  }
  91  
  92  echo $OUTPUT->footer();
  93