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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   * Administration settings definitions for the quiz module.
  19   *
  20   * @package   mod_quiz
  21   * @copyright 2010 Petr Skoda
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  require_once($CFG->dirroot . '/mod/quiz/lib.php');
  29  
  30  // First get a list of quiz reports with there own settings pages. If there none,
  31  // we use a simpler overall menu structure.
  32  $reports = core_component::get_plugin_list_with_file('quiz', 'settings.php', false);
  33  $reportsbyname = array();
  34  foreach ($reports as $report => $reportdir) {
  35      $strreportname = get_string($report . 'report', 'quiz_'.$report);
  36      $reportsbyname[$strreportname] = $report;
  37  }
  38  core_collator::ksort($reportsbyname);
  39  
  40  // First get a list of quiz reports with there own settings pages. If there none,
  41  // we use a simpler overall menu structure.
  42  $rules = core_component::get_plugin_list_with_file('quizaccess', 'settings.php', false);
  43  $rulesbyname = array();
  44  foreach ($rules as $rule => $ruledir) {
  45      $strrulename = get_string('pluginname', 'quizaccess_' . $rule);
  46      $rulesbyname[$strrulename] = $rule;
  47  }
  48  core_collator::ksort($rulesbyname);
  49  
  50  // Create the quiz settings page.
  51  if (empty($reportsbyname) && empty($rulesbyname)) {
  52      $pagetitle = get_string('modulename', 'quiz');
  53  } else {
  54      $pagetitle = get_string('generalsettings', 'admin');
  55  }
  56  $quizsettings = new admin_settingpage('modsettingquiz', $pagetitle, 'moodle/site:config');
  57  
  58  if ($ADMIN->fulltree) {
  59      // Introductory explanation that all the settings are defaults for the add quiz form.
  60      $quizsettings->add(new admin_setting_heading('quizintro', '', get_string('configintro', 'quiz')));
  61  
  62      // Time limit.
  63      $quizsettings->add(new admin_setting_configduration_with_advanced('quiz/timelimit',
  64              get_string('timelimit', 'quiz'), get_string('configtimelimitsec', 'quiz'),
  65              array('value' => '0', 'adv' => false), 60));
  66  
  67      // What to do with overdue attempts.
  68      $quizsettings->add(new mod_quiz_admin_setting_overduehandling('quiz/overduehandling',
  69              get_string('overduehandling', 'quiz'), get_string('overduehandling_desc', 'quiz'),
  70              array('value' => 'autosubmit', 'adv' => false), null));
  71  
  72      // Grace period time.
  73      $quizsettings->add(new admin_setting_configduration_with_advanced('quiz/graceperiod',
  74              get_string('graceperiod', 'quiz'), get_string('graceperiod_desc', 'quiz'),
  75              array('value' => '86400', 'adv' => false)));
  76  
  77      // Minimum grace period used behind the scenes.
  78      $quizsettings->add(new admin_setting_configduration('quiz/graceperiodmin',
  79              get_string('graceperiodmin', 'quiz'), get_string('graceperiodmin_desc', 'quiz'),
  80              60, 1));
  81  
  82      // Number of attempts.
  83      $options = array(get_string('unlimited'));
  84      for ($i = 1; $i <= QUIZ_MAX_ATTEMPT_OPTION; $i++) {
  85          $options[$i] = $i;
  86      }
  87      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/attempts',
  88              get_string('attemptsallowed', 'quiz'), get_string('configattemptsallowed', 'quiz'),
  89              array('value' => 0, 'adv' => false), $options));
  90  
  91      // Grading method.
  92      $quizsettings->add(new mod_quiz_admin_setting_grademethod('quiz/grademethod',
  93              get_string('grademethod', 'quiz'), get_string('configgrademethod', 'quiz'),
  94              array('value' => QUIZ_GRADEHIGHEST, 'adv' => false), null));
  95  
  96      // Maximum grade.
  97      $quizsettings->add(new admin_setting_configtext('quiz/maximumgrade',
  98              get_string('maximumgrade'), get_string('configmaximumgrade', 'quiz'), 10, PARAM_INT));
  99  
 100      // Questions per page.
 101      $perpage = array();
 102      $perpage[0] = get_string('never');
 103      $perpage[1] = get_string('aftereachquestion', 'quiz');
 104      for ($i = 2; $i <= QUIZ_MAX_QPP_OPTION; ++$i) {
 105          $perpage[$i] = get_string('afternquestions', 'quiz', $i);
 106      }
 107      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/questionsperpage',
 108              get_string('newpageevery', 'quiz'), get_string('confignewpageevery', 'quiz'),
 109              array('value' => 1, 'adv' => false), $perpage));
 110  
 111      // Navigation method.
 112      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/navmethod',
 113              get_string('navmethod', 'quiz'), get_string('confignavmethod', 'quiz'),
 114              array('value' => QUIZ_NAVMETHOD_FREE, 'adv' => true), quiz_get_navigation_options()));
 115  
 116      // Shuffle within questions.
 117      $quizsettings->add(new admin_setting_configcheckbox_with_advanced('quiz/shuffleanswers',
 118              get_string('shufflewithin', 'quiz'), get_string('configshufflewithin', 'quiz'),
 119              array('value' => 1, 'adv' => false)));
 120  
 121      // Preferred behaviour.
 122      $quizsettings->add(new admin_setting_question_behaviour('quiz/preferredbehaviour',
 123              get_string('howquestionsbehave', 'question'), get_string('howquestionsbehave_desc', 'quiz'),
 124              'deferredfeedback'));
 125  
 126      // Can redo completed questions.
 127      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/canredoquestions',
 128              get_string('canredoquestions', 'quiz'), get_string('canredoquestions_desc', 'quiz'),
 129              array('value' => 0, 'adv' => true),
 130              array(0 => get_string('no'), 1 => get_string('canredoquestionsyes', 'quiz'))));
 131  
 132      // Each attempt builds on last.
 133      $quizsettings->add(new admin_setting_configcheckbox_with_advanced('quiz/attemptonlast',
 134              get_string('eachattemptbuildsonthelast', 'quiz'),
 135              get_string('configeachattemptbuildsonthelast', 'quiz'),
 136              array('value' => 0, 'adv' => true)));
 137  
 138      // Review options.
 139      $quizsettings->add(new admin_setting_heading('reviewheading',
 140              get_string('reviewoptionsheading', 'quiz'), ''));
 141      foreach (mod_quiz_admin_review_setting::fields() as $field => $name) {
 142          $default = mod_quiz_admin_review_setting::all_on();
 143          $forceduring = null;
 144          if ($field == 'attempt') {
 145              $forceduring = true;
 146          } else if ($field == 'overallfeedback') {
 147              $default = $default ^ mod_quiz_admin_review_setting::DURING;
 148              $forceduring = false;
 149          }
 150          $quizsettings->add(new mod_quiz_admin_review_setting('quiz/review' . $field,
 151                  $name, '', $default, $forceduring));
 152      }
 153  
 154      // Show the user's picture.
 155      $quizsettings->add(new mod_quiz_admin_setting_user_image('quiz/showuserpicture',
 156              get_string('showuserpicture', 'quiz'), get_string('configshowuserpicture', 'quiz'),
 157              array('value' => 0, 'adv' => false), null));
 158  
 159      // Decimal places for overall grades.
 160      $options = array();
 161      for ($i = 0; $i <= QUIZ_MAX_DECIMAL_OPTION; $i++) {
 162          $options[$i] = $i;
 163      }
 164      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/decimalpoints',
 165              get_string('decimalplaces', 'quiz'), get_string('configdecimalplaces', 'quiz'),
 166              array('value' => 2, 'adv' => false), $options));
 167  
 168      // Decimal places for question grades.
 169      $options = array(-1 => get_string('sameasoverall', 'quiz'));
 170      for ($i = 0; $i <= QUIZ_MAX_Q_DECIMAL_OPTION; $i++) {
 171          $options[$i] = $i;
 172      }
 173      $quizsettings->add(new admin_setting_configselect_with_advanced('quiz/questiondecimalpoints',
 174              get_string('decimalplacesquestion', 'quiz'),
 175              get_string('configdecimalplacesquestion', 'quiz'),
 176              array('value' => -1, 'adv' => true), $options));
 177  
 178      // Show blocks during quiz attempts.
 179      $quizsettings->add(new admin_setting_configcheckbox_with_advanced('quiz/showblocks',
 180              get_string('showblocks', 'quiz'), get_string('configshowblocks', 'quiz'),
 181              array('value' => 0, 'adv' => true)));
 182  
 183      // Password.
 184      $quizsettings->add(new admin_setting_configtext_with_advanced('quiz/password',
 185              get_string('requirepassword', 'quiz'), get_string('configrequirepassword', 'quiz'),
 186              array('value' => '', 'adv' => false), PARAM_TEXT));
 187  
 188      // IP restrictions.
 189      $quizsettings->add(new admin_setting_configtext_with_advanced('quiz/subnet',
 190              get_string('requiresubnet', 'quiz'), get_string('configrequiresubnet', 'quiz'),
 191              array('value' => '', 'adv' => true), PARAM_TEXT));
 192  
 193      // Enforced delay between attempts.
 194      $quizsettings->add(new admin_setting_configduration_with_advanced('quiz/delay1',
 195              get_string('delay1st2nd', 'quiz'), get_string('configdelay1st2nd', 'quiz'),
 196              array('value' => 0, 'adv' => true), 60));
 197      $quizsettings->add(new admin_setting_configduration_with_advanced('quiz/delay2',
 198              get_string('delaylater', 'quiz'), get_string('configdelaylater', 'quiz'),
 199              array('value' => 0, 'adv' => true), 60));
 200  
 201      // Browser security.
 202      $quizsettings->add(new mod_quiz_admin_setting_browsersecurity('quiz/browsersecurity',
 203              get_string('showinsecurepopup', 'quiz'), get_string('configpopup', 'quiz'),
 204              array('value' => '-', 'adv' => true), null));
 205  
 206      $quizsettings->add(new admin_setting_configtext('quiz/initialnumfeedbacks',
 207              get_string('initialnumfeedbacks', 'quiz'), get_string('initialnumfeedbacks_desc', 'quiz'),
 208              2, PARAM_INT, 5));
 209  
 210      // Allow user to specify if setting outcomes is an advanced setting.
 211      if (!empty($CFG->enableoutcomes)) {
 212          $quizsettings->add(new admin_setting_configcheckbox('quiz/outcomes_adv',
 213              get_string('outcomesadvanced', 'quiz'), get_string('configoutcomesadvanced', 'quiz'),
 214              '0'));
 215      }
 216  
 217      // Autosave frequency.
 218      $quizsettings->add(new admin_setting_configduration('quiz/autosaveperiod',
 219              get_string('autosaveperiod', 'quiz'), get_string('autosaveperiod_desc', 'quiz'), 60, 1));
 220  }
 221  
 222  // Now, depending on whether any reports have their own settings page, add
 223  // the quiz setting page to the appropriate place in the tree.
 224  if (empty($reportsbyname) && empty($rulesbyname)) {
 225      $ADMIN->add('modsettings', $quizsettings);
 226  } else {
 227      $ADMIN->add('modsettings', new admin_category('modsettingsquizcat',
 228              get_string('modulename', 'quiz'), $module->is_enabled() === false));
 229      $ADMIN->add('modsettingsquizcat', $quizsettings);
 230  
 231      // Add settings pages for the quiz report subplugins.
 232      foreach ($reportsbyname as $strreportname => $report) {
 233          $reportname = $report;
 234  
 235          $settings = new admin_settingpage('modsettingsquizcat'.$reportname,
 236                  $strreportname, 'moodle/site:config', $module->is_enabled() === false);
 237          if ($ADMIN->fulltree) {
 238              include($CFG->dirroot . "/mod/quiz/report/$reportname/settings.php");
 239          }
 240          if (!empty($settings)) {
 241              $ADMIN->add('modsettingsquizcat', $settings);
 242          }
 243      }
 244  
 245      // Add settings pages for the quiz access rule subplugins.
 246      foreach ($rulesbyname as $strrulename => $rule) {
 247          $settings = new admin_settingpage('modsettingsquizcat' . $rule,
 248                  $strrulename, 'moodle/site:config', $module->is_enabled() === false);
 249          if ($ADMIN->fulltree) {
 250              include($CFG->dirroot . "/mod/quiz/accessrule/$rule/settings.php");
 251          }
 252          if (!empty($settings)) {
 253              $ADMIN->add('modsettingsquizcat', $settings);
 254          }
 255      }
 256  }
 257  
 258  $settings = null; // We do not want standard settings link.