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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   * Displays the Single view
  19   *
  20   * @package   gradereport_singleview
  21   * @copyright 2014 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($CFG->dirroot.'/lib/gradelib.php');
  27  require_once($CFG->dirroot.'/grade/lib.php');
  28  require_once($CFG->dirroot.'/grade/report/singleview/lib.php');
  29  
  30  $courseid = required_param('id', PARAM_INT);
  31  $groupid  = optional_param('group', null, PARAM_INT);
  32  
  33  // Making this work with profile reports.
  34  $userid   = optional_param('userid', null, PARAM_INT);
  35  
  36  $defaulttype = $userid ? 'user' : 'select';
  37  
  38  $itemid = optional_param('itemid', null, PARAM_INT);
  39  $itemtype = optional_param('item', $defaulttype, PARAM_TEXT);
  40  $page = optional_param('page', 0, PARAM_INT);
  41  $perpage = optional_param('perpage', 100, PARAM_INT);
  42  
  43  if (empty($itemid)) {
  44      $itemid = $userid;
  45      $itemtype = $defaulttype;
  46  }
  47  
  48  $courseparams = array('id' => $courseid);
  49  $pageparams = array(
  50          'id'        => $courseid,
  51          'group'     => $groupid,
  52          'userid'    => $userid,
  53          'itemid'    => $itemid,
  54          'item'      => $itemtype,
  55          'page'      => $page,
  56          'perpage'   => $perpage,
  57      );
  58  $PAGE->set_url(new moodle_url('/grade/report/singleview/index.php', $pageparams));
  59  $PAGE->set_pagelayout('incourse');
  60  
  61  if (!$course = $DB->get_record('course', $courseparams)) {
  62      print_error('nocourseid');
  63  }
  64  
  65  require_login($course);
  66  
  67  if (!in_array($itemtype, gradereport_singleview::valid_screens())) {
  68      print_error('notvalid', 'gradereport_singleview', '', $itemtype);
  69  }
  70  
  71  $context = context_course::instance($course->id);
  72  
  73  // This is the normal requirements.
  74  require_capability('gradereport/singleview:view', $context);
  75  require_capability('moodle/grade:viewall', $context);
  76  require_capability('moodle/grade:edit', $context);
  77  
  78  $gpr = new grade_plugin_return(array(
  79      'type' => 'report',
  80      'plugin' => 'singleview',
  81      'courseid' => $courseid
  82  ));
  83  
  84  // Last selected report session tracking.
  85  if (!isset($USER->grade_last_report)) {
  86      $USER->grade_last_report = array();
  87  }
  88  $USER->grade_last_report[$course->id] = 'singleview';
  89  
  90  // First make sure we have proper final grades.
  91  grade_regrade_final_grades_if_required($course);
  92  
  93  $report = new gradereport_singleview($courseid, $gpr, $context, $itemtype, $itemid);
  94  
  95  $reportname = $report->screen->heading();
  96  
  97  $pluginname = get_string('pluginname', 'gradereport_singleview');
  98  
  99  $pageparams = array(
 100      'id' => $courseid,
 101      'itemid' => $itemid,
 102      'item' => $itemtype,
 103      'userid' => $userid,
 104      'group' => $groupid,
 105      'page' => $page,
 106      'perpage' => $perpage
 107  );
 108  
 109  $currentpage = new moodle_url('/grade/report/singleview/index.php', $pageparams);
 110  
 111  if ($data = data_submitted()) {
 112      $PAGE->set_pagelayout('redirect');
 113      $PAGE->set_title(get_string('savegrades', 'gradereport_singleview'));
 114      echo $OUTPUT->header();
 115  
 116      require_sesskey(); // Must have a sesskey for all actions.
 117      $result = $report->process_data($data);
 118  
 119      if (!empty($result->warnings)) {
 120          foreach ($result->warnings as $warning) {
 121              echo $OUTPUT->notification($warning);
 122          }
 123      }
 124      echo $OUTPUT->notification(get_string('savegradessuccess', 'gradereport_singleview', count ((array)$result->changecount)));
 125      echo $OUTPUT->continue_button($currentpage);
 126      echo $OUTPUT->footer();
 127      die();
 128  }
 129  
 130  $PAGE->set_pagelayout('report');
 131  if ($itemtype == 'user') {
 132      print_grade_page_head($course->id, 'report', 'singleview', $reportname, false, false, true, null, null, $report->screen->item);
 133  } else {
 134      print_grade_page_head($course->id, 'report', 'singleview', $reportname);
 135  }
 136  
 137  $graderrightnav = $graderleftnav = null;
 138  
 139  $options = $report->screen->options();
 140  
 141  if (!empty($options)) {
 142  
 143      $optionkeys = array_keys($options);
 144      $optionitemid = array_shift($optionkeys);
 145  
 146      $relreport = new gradereport_singleview(
 147                  $courseid, $gpr, $context,
 148                  $report->screen->item_type(), $optionitemid
 149      );
 150      $reloptions = $relreport->screen->options();
 151      $reloptionssorting = array_keys($relreport->screen->options());
 152  
 153      $i = array_search($itemid, $reloptionssorting);
 154      $navparams = array('item' => $itemtype, 'id' => $courseid, 'group' => $groupid);
 155      if ($i > 0) {
 156          $navparams['itemid'] = $reloptionssorting[$i - 1];
 157          $link = new moodle_url('/grade/report/singleview/index.php', $navparams);
 158          $navprev = html_writer::link($link, $OUTPUT->larrow() . ' ' . $reloptions[$reloptionssorting[$i - 1]]);
 159          $graderleftnav = html_writer::tag('div', $navprev, array('class' => 'itemnav previtem'));
 160      }
 161      if ($i < count($reloptionssorting) - 1) {
 162          $navparams['itemid'] = $reloptionssorting[$i + 1];
 163          $link = new moodle_url('/grade/report/singleview/index.php', $navparams);
 164          $navnext = html_writer::link($link, $reloptions[$reloptionssorting[$i + 1]] . ' ' . $OUTPUT->rarrow());
 165          $graderrightnav = html_writer::tag('div', $navnext, array('class' => 'itemnav nextitem'));
 166      }
 167  }
 168  
 169  if (!is_null($graderleftnav)) {
 170      echo $graderleftnav;
 171  }
 172  if (!is_null($graderrightnav)) {
 173      echo $graderrightnav;
 174  }
 175  
 176  if ($report->screen->supports_paging()) {
 177      echo $report->screen->pager();
 178  }
 179  
 180  if ($report->screen->display_group_selector()) {
 181      echo $report->group_selector;
 182  }
 183  
 184  echo $report->output();
 185  
 186  if ($report->screen->supports_paging()) {
 187      echo $report->screen->pager();
 188  }
 189  
 190  if (!is_null($graderleftnav)) {
 191      echo $graderleftnav;
 192  }
 193  if (!is_null($graderrightnav)) {
 194      echo $graderrightnav;
 195  }
 196  
 197  $event = \gradereport_singleview\event\grade_report_viewed::create(
 198      array(
 199          'context' => $context,
 200          'courseid' => $courseid,
 201          'relateduserid' => $USER->id,
 202      )
 203  );
 204  $event->trigger();
 205  
 206  echo $OUTPUT->footer();