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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   * This script lists all the instances of quiz in a particular course
  19   *
  20   * @package    mod_quiz
  21   * @copyright  1999 onwards Martin Dougiamas  {@link http://moodle.com}
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  
  26  require_once("../../config.php");
  27  require_once ("locallib.php");
  28  
  29  $id = required_param('id', PARAM_INT);
  30  $PAGE->set_url('/mod/quiz/index.php', array('id'=>$id));
  31  if (!$course = $DB->get_record('course', array('id' => $id))) {
  32      print_error('invalidcourseid');
  33  }
  34  $coursecontext = context_course::instance($id);
  35  require_login($course);
  36  $PAGE->set_pagelayout('incourse');
  37  
  38  $params = array(
  39      'context' => $coursecontext
  40  );
  41  $event = \mod_quiz\event\course_module_instance_list_viewed::create($params);
  42  $event->trigger();
  43  
  44  // Print the header.
  45  $strquizzes = get_string("modulenameplural", "quiz");
  46  $streditquestions = '';
  47  $editqcontexts = new question_edit_contexts($coursecontext);
  48  if ($editqcontexts->have_one_edit_tab_cap('questions')) {
  49      $streditquestions =
  50              "<form target=\"_parent\" method=\"get\" action=\"$CFG->wwwroot/question/edit.php\">
  51                 <div>
  52                 <input type=\"hidden\" name=\"courseid\" value=\"$course->id\" />
  53                 <input type=\"submit\" value=\"".get_string("editquestions", "quiz")."\" />
  54                 </div>
  55               </form>";
  56  }
  57  $PAGE->navbar->add($strquizzes);
  58  $PAGE->set_title($strquizzes);
  59  $PAGE->set_button($streditquestions);
  60  $PAGE->set_heading($course->fullname);
  61  echo $OUTPUT->header();
  62  echo $OUTPUT->heading($strquizzes, 2);
  63  
  64  // Get all the appropriate data.
  65  if (!$quizzes = get_all_instances_in_course("quiz", $course)) {
  66      notice(get_string('thereareno', 'moodle', $strquizzes), "../../course/view.php?id=$course->id");
  67      die;
  68  }
  69  
  70  // Check if we need the closing date header.
  71  $showclosingheader = false;
  72  $showfeedback = false;
  73  foreach ($quizzes as $quiz) {
  74      if ($quiz->timeclose!=0) {
  75          $showclosingheader=true;
  76      }
  77      if (quiz_has_feedback($quiz)) {
  78          $showfeedback=true;
  79      }
  80      if ($showclosingheader && $showfeedback) {
  81          break;
  82      }
  83  }
  84  
  85  // Configure table for displaying the list of instances.
  86  $headings = array(get_string('name'));
  87  $align = array('left');
  88  
  89  if ($showclosingheader) {
  90      array_push($headings, get_string('quizcloses', 'quiz'));
  91      array_push($align, 'left');
  92  }
  93  
  94  if (course_format_uses_sections($course->format)) {
  95      array_unshift($headings, get_string('sectionname', 'format_'.$course->format));
  96  } else {
  97      array_unshift($headings, '');
  98  }
  99  array_unshift($align, 'center');
 100  
 101  $showing = '';
 102  
 103  if (has_capability('mod/quiz:viewreports', $coursecontext)) {
 104      array_push($headings, get_string('attempts', 'quiz'));
 105      array_push($align, 'left');
 106      $showing = 'stats';
 107  
 108  } else if (has_any_capability(array('mod/quiz:reviewmyattempts', 'mod/quiz:attempt'),
 109          $coursecontext)) {
 110      array_push($headings, get_string('grade', 'quiz'));
 111      array_push($align, 'left');
 112      if ($showfeedback) {
 113          array_push($headings, get_string('feedback', 'quiz'));
 114          array_push($align, 'left');
 115      }
 116      $showing = 'grades';
 117  
 118      $grades = $DB->get_records_sql_menu('
 119              SELECT qg.quiz, qg.grade
 120              FROM {quiz_grades} qg
 121              JOIN {quiz} q ON q.id = qg.quiz
 122              WHERE q.course = ? AND qg.userid = ?',
 123              array($course->id, $USER->id));
 124  }
 125  
 126  $table = new html_table();
 127  $table->head = $headings;
 128  $table->align = $align;
 129  
 130  // Populate the table with the list of instances.
 131  $currentsection = '';
 132  foreach ($quizzes as $quiz) {
 133      $cm = get_coursemodule_from_instance('quiz', $quiz->id);
 134      $context = context_module::instance($cm->id);
 135      $data = array();
 136  
 137      // Section number if necessary.
 138      $strsection = '';
 139      if ($quiz->section != $currentsection) {
 140          if ($quiz->section) {
 141              $strsection = $quiz->section;
 142              $strsection = get_section_name($course, $quiz->section);
 143          }
 144          if ($currentsection) {
 145              $learningtable->data[] = 'hr';
 146          }
 147          $currentsection = $quiz->section;
 148      }
 149      $data[] = $strsection;
 150  
 151      // Link to the instance.
 152      $class = '';
 153      if (!$quiz->visible) {
 154          $class = ' class="dimmed"';
 155      }
 156      $data[] = "<a$class href=\"view.php?id=$quiz->coursemodule\">" .
 157              format_string($quiz->name, true) . '</a>';
 158  
 159      // Close date.
 160      if ($quiz->timeclose) {
 161          $data[] = userdate($quiz->timeclose);
 162      } else if ($showclosingheader) {
 163          $data[] = '';
 164      }
 165  
 166      if ($showing == 'stats') {
 167          // The $quiz objects returned by get_all_instances_in_course have the necessary $cm
 168          // fields set to make the following call work.
 169          $data[] = quiz_attempt_summary_link_to_reports($quiz, $cm, $context);
 170  
 171      } else if ($showing == 'grades') {
 172          // Grade and feedback.
 173          $attempts = quiz_get_user_attempts($quiz->id, $USER->id, 'all');
 174          list($someoptions, $alloptions) = quiz_get_combined_reviewoptions(
 175                  $quiz, $attempts);
 176  
 177          $grade = '';
 178          $feedback = '';
 179          if ($quiz->grade && array_key_exists($quiz->id, $grades)) {
 180              if ($alloptions->marks >= question_display_options::MARK_AND_MAX) {
 181                  $a = new stdClass();
 182                  $a->grade = quiz_format_grade($quiz, $grades[$quiz->id]);
 183                  $a->maxgrade = quiz_format_grade($quiz, $quiz->grade);
 184                  $grade = get_string('outofshort', 'quiz', $a);
 185              }
 186              if ($alloptions->overallfeedback) {
 187                  $feedback = quiz_feedback_for_grade($grades[$quiz->id], $quiz, $context);
 188              }
 189          }
 190          $data[] = $grade;
 191          if ($showfeedback) {
 192              $data[] = $feedback;
 193          }
 194      }
 195  
 196      $table->data[] = $data;
 197  } // End of loop over quiz instances.
 198  
 199  // Display the table.
 200  echo html_writer::table($table);
 201  
 202  // Finish the page.
 203  echo $OUTPUT->footer();