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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   * The gradebook user report
  19   *
  20   * @package   gradereport_user
  21   * @copyright 2007 Moodle Pty Ltd (http://moodle.com)
  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->libdir.'/gradelib.php';
  27  require_once $CFG->dirroot.'/grade/lib.php';
  28  require_once $CFG->dirroot.'/grade/report/user/lib.php';
  29  
  30  $courseid = required_param('id', PARAM_INT);
  31  $userid   = optional_param('userid', $USER->id, PARAM_INT);
  32  
  33  $PAGE->set_url(new moodle_url('/grade/report/user/index.php', array('id'=>$courseid)));
  34  
  35  /// basic access checks
  36  if (!$course = $DB->get_record('course', array('id' => $courseid))) {
  37      print_error('nocourseid');
  38  }
  39  require_login($course);
  40  $PAGE->set_pagelayout('report');
  41  
  42  $context = context_course::instance($course->id);
  43  require_capability('gradereport/user:view', $context);
  44  
  45  if (empty($userid)) {
  46      require_capability('moodle/grade:viewall', $context);
  47  
  48  } else {
  49      if (!$DB->get_record('user', array('id'=>$userid, 'deleted'=>0)) or isguestuser($userid)) {
  50          print_error('invaliduser');
  51      }
  52  }
  53  
  54  $access = false;
  55  if (has_capability('moodle/grade:viewall', $context)) {
  56      //ok - can view all course grades
  57      $access = true;
  58  
  59  } else if ($userid == $USER->id and has_capability('moodle/grade:view', $context) and $course->showgrades) {
  60      //ok - can view own grades
  61      $access = true;
  62  
  63  } else if (has_capability('moodle/grade:viewall', context_user::instance($userid)) and $course->showgrades) {
  64      // ok - can view grades of this user- parent most probably
  65      $access = true;
  66  }
  67  
  68  if (!$access) {
  69      // no access to grades!
  70      print_error('nopermissiontoviewgrades', 'error',  $CFG->wwwroot.'/course/view.php?id='.$courseid);
  71  }
  72  
  73  /// return tracking object
  74  $gpr = new grade_plugin_return(array('type'=>'report', 'plugin'=>'user', 'courseid'=>$courseid, 'userid'=>$userid));
  75  
  76  /// last selected report session tracking
  77  if (!isset($USER->grade_last_report)) {
  78      $USER->grade_last_report = array();
  79  }
  80  $USER->grade_last_report[$course->id] = 'user';
  81  
  82  
  83  //first make sure we have proper final grades - this must be done before constructing of the grade tree
  84  grade_regrade_final_grades($courseid);
  85  
  86  if (has_capability('moodle/grade:viewall', $context)) { //Teachers will see all student reports
  87      $groupmode    = groups_get_course_groupmode($course);   // Groups are being used
  88      $currentgroup = groups_get_course_group($course, true);
  89  
  90      if (!$currentgroup) {      // To make some other functions work better later
  91          $currentgroup = NULL;
  92      }
  93  
  94      $isseparategroups = ($course->groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context));
  95  
  96      if ($isseparategroups and (!$currentgroup)) {
  97          // no separate group access, can view only self
  98          $userid = $USER->id;
  99          $user_selector = false;
 100      } else {
 101          $user_selector = true;
 102      }
 103  
 104      $defaultgradeshowactiveenrol = !empty($CFG->grade_report_showonlyactiveenrol);
 105      $showonlyactiveenrol = get_user_preferences('grade_report_showonlyactiveenrol', $defaultgradeshowactiveenrol);
 106      $showonlyactiveenrol = $showonlyactiveenrol || !has_capability('moodle/course:viewsuspendedusers', $context);
 107      if (empty($userid)) {
 108          $gui = new graded_users_iterator($course, null, $currentgroup);
 109          $gui->require_active_enrolment($showonlyactiveenrol);
 110          $gui->init();
 111          // Add tabs
 112          print_grade_page_head($courseid, 'report', 'user');
 113          groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
 114  
 115          if ($user_selector) {
 116              $renderer = $PAGE->get_renderer('gradereport_user');
 117              echo $renderer->graded_users_selector('user', $course, $userid, $currentgroup, true);
 118          }
 119  
 120          while ($userdata = $gui->next_user()) {
 121              $user = $userdata->user;
 122              $report = new grade_report_user($courseid, $gpr, $context, $user->id);
 123  
 124              $studentnamelink = html_writer::link(new moodle_url('/user/view.php', array('id' => $report->user->id, 'course' => $courseid)), fullname($report->user));
 125              echo $OUTPUT->heading(get_string('pluginname', 'gradereport_user') . ' - ' . $studentnamelink);
 126  
 127              if ($report->fill_table()) {
 128                  echo '<br />'.$report->print_table(true);
 129              }
 130              echo "<p style = 'page-break-after: always;'></p>";
 131          }
 132          $gui->close();
 133      } else { // Only show one user's report
 134          $report = new grade_report_user($courseid, $gpr, $context, $userid);
 135  
 136          $studentnamelink = html_writer::link(new moodle_url('/user/view.php', array('id' => $report->user->id, 'course' => $courseid)), fullname($report->user));
 137          print_grade_page_head($courseid, 'report', 'user', get_string('pluginname', 'gradereport_user') . ' - ' . $studentnamelink);
 138          groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
 139  
 140          if ($user_selector) {
 141              $renderer = $PAGE->get_renderer('gradereport_user');
 142              $showallusersoptions = true;
 143              echo $renderer->graded_users_selector('user', $course, $userid, $currentgroup, $showallusersoptions);
 144          }
 145  
 146          if ($currentgroup and !groups_is_member($currentgroup, $userid)) {
 147              echo $OUTPUT->notification(get_string('groupusernotmember', 'error'));
 148          } else {
 149              if ($report->fill_table()) {
 150                  echo '<br />'.$report->print_table(true);
 151              }
 152          }
 153      }
 154  } else { //Students will see just their own report
 155  
 156      // Create a report instance
 157      $report = new grade_report_user($courseid, $gpr, $context, $userid);
 158  
 159      // print the page
 160      print_grade_page_head($courseid, 'report', 'user', get_string('pluginname', 'gradereport_user'). ' - '.fullname($report->user));
 161  
 162      if ($report->fill_table()) {
 163          echo '<br />'.$report->print_table(true);
 164      }
 165  }
 166  
 167  $event = \gradereport_user\event\grade_report_viewed::create(
 168      array(
 169          'context' => $context,
 170          'courseid' => $courseid,
 171          'relateduserid' => $userid,
 172      )
 173  );
 174  $event->trigger();
 175  
 176  echo $OUTPUT->footer();