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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.

Differences Between: [Versions 310 and 311] [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403]

   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   * mod_lesson data generator.
  19   *
  20   * @package    mod_lesson
  21   * @category   test
  22   * @copyright  2013 Marina Glancy
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  /**
  29   * mod_lesson data generator class.
  30   *
  31   * @package    mod_lesson
  32   * @category   test
  33   * @copyright  2013 Marina Glancy
  34   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  35   */
  36  class mod_lesson_generator extends testing_module_generator {
  37  
  38      /**
  39       * @var int keep track of how many pages have been created.
  40       */
  41      protected $pagecount = 0;
  42  
  43      /**
  44       * To be called from data reset code only,
  45       * do not use in tests.
  46       * @return void
  47       */
  48      public function reset() {
  49          $this->pagecount = 0;
  50          parent::reset();
  51      }
  52  
  53      public function create_instance($record = null, array $options = null) {
  54          global $CFG;
  55  
  56          // Add default values for lesson.
  57          $lessonconfig = get_config('mod_lesson');
  58          $record = (array)$record + array(
  59              'progressbar' => $lessonconfig->progressbar,
  60              'ongoing' => $lessonconfig->ongoing,
  61              'displayleft' => $lessonconfig->displayleftmenu,
  62              'displayleftif' => $lessonconfig->displayleftif,
  63              'slideshow' => $lessonconfig->slideshow,
  64              'maxanswers' => $lessonconfig->maxanswers,
  65              'feedback' => $lessonconfig->defaultfeedback,
  66              'activitylink' => 0,
  67              'available' => 0,
  68              'deadline' => 0,
  69              'usepassword' => 0,
  70              'password' => '',
  71              'dependency' => 0,
  72              'timespent' => 0,
  73              'completed' => 0,
  74              'gradebetterthan' => 0,
  75              'modattempts' => $lessonconfig->modattempts,
  76              'review' => $lessonconfig->displayreview,
  77              'maxattempts' => $lessonconfig->maximumnumberofattempts,
  78              'nextpagedefault' => $lessonconfig->defaultnextpage,
  79              'maxpages' => $lessonconfig->numberofpagestoshow,
  80              'practice' => $lessonconfig->practice,
  81              'custom' => $lessonconfig->customscoring,
  82              'retake' => $lessonconfig->retakesallowed,
  83              'usemaxgrade' => $lessonconfig->handlingofretakes,
  84              'minquestions' => $lessonconfig->minimumnumberofquestions,
  85              'grade' => 100,
  86          );
  87          if (!isset($record['mediafile'])) {
  88              require_once($CFG->libdir.'/filelib.php');
  89              $record['mediafile'] = file_get_unused_draft_itemid();
  90          }
  91  
  92          return parent::create_instance($record, (array)$options);
  93      }
  94  
  95      public function create_content($lesson, $record = array()) {
  96          global $DB, $CFG;
  97          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
  98          $now = time();
  99          $this->pagecount++;
 100          $record = (array)$record + array(
 101              'lessonid' => $lesson->id,
 102              'title' => 'Lesson page '.$this->pagecount,
 103              'timecreated' => $now,
 104              'qtype' => 20, // LESSON_PAGE_BRANCHTABLE
 105              'pageid' => 0, // By default insert in the beginning.
 106          );
 107          if (!isset($record['contents_editor'])) {
 108              $record['contents_editor'] = array(
 109                  'text' => 'Contents of lesson page '.$this->pagecount,
 110                  'format' => FORMAT_MOODLE,
 111                  'itemid' => 0,
 112              );
 113          }
 114          $context = context_module::instance($lesson->cmid);
 115          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 116          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 117      }
 118  
 119      /**
 120       * Create True/false question pages.
 121       * @param object $lesson
 122       * @param array $record
 123       * @return int
 124       */
 125      public function create_question_truefalse($lesson, $record = array()) {
 126          global $DB, $CFG;
 127          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 128          $now = time();
 129          $this->pagecount++;
 130          $record = (array)$record + array(
 131              'lessonid' => $lesson->id,
 132              'title' => 'Lesson TF question '.$this->pagecount,
 133              'timecreated' => $now,
 134              'qtype' => 2,  // LESSON_PAGE_TRUEFALSE.
 135              'pageid' => 0, // By default insert in the beginning.
 136          );
 137          if (!isset($record['contents_editor'])) {
 138              $record['contents_editor'] = array(
 139                  'text' => 'The answer is TRUE '.$this->pagecount,
 140                  'format' => FORMAT_HTML,
 141                  'itemid' => 0
 142              );
 143          }
 144  
 145          // First Answer (TRUE).
 146          if (!isset($record['answer_editor'][0])) {
 147              $record['answer_editor'][0] = array(
 148                  'text' => 'TRUE answer for '.$this->pagecount,
 149                  'format' => FORMAT_HTML
 150              );
 151          }
 152          if (!isset($record['jumpto'][0])) {
 153              $record['jumpto'][0] = LESSON_NEXTPAGE;
 154          }
 155  
 156          // Second Answer (FALSE).
 157          if (!isset($record['answer_editor'][1])) {
 158              $record['answer_editor'][1] = array(
 159                  'text' => 'FALSE answer for '.$this->pagecount,
 160                  'format' => FORMAT_HTML
 161              );
 162          }
 163          if (!isset($record['jumpto'][1])) {
 164              $record['jumpto'][1] = LESSON_THISPAGE;
 165          }
 166  
 167          $context = context_module::instance($lesson->cmid);
 168          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 169          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 170      }
 171  
 172      /**
 173       * Create multichoice question pages.
 174       * @param object $lesson
 175       * @param array $record
 176       * @return int
 177       */
 178      public function create_question_multichoice($lesson, $record = array()) {
 179          global $DB, $CFG;
 180          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 181          $now = time();
 182          $this->pagecount++;
 183          $record = (array)$record + array(
 184              'lessonid' => $lesson->id,
 185              'title' => 'Lesson multichoice question '.$this->pagecount,
 186              'timecreated' => $now,
 187              'qtype' => 3,  // LESSON_PAGE_MULTICHOICE.
 188              'pageid' => 0, // By default insert in the beginning.
 189          );
 190          if (!isset($record['contents_editor'])) {
 191              $record['contents_editor'] = array(
 192                  'text' => 'Pick the correct answer '.$this->pagecount,
 193                  'format' => FORMAT_HTML,
 194                  'itemid' => 0
 195              );
 196          }
 197  
 198          // First Answer (correct).
 199          if (!isset($record['answer_editor'][0])) {
 200              $record['answer_editor'][0] = array(
 201                  'text' => 'correct answer for '.$this->pagecount,
 202                  'format' => FORMAT_HTML
 203              );
 204          }
 205          if (!isset($record['jumpto'][0])) {
 206              $record['jumpto'][0] = LESSON_NEXTPAGE;
 207          }
 208  
 209          // Second Answer (incorrect).
 210          if (!isset($record['answer_editor'][1])) {
 211              $record['answer_editor'][1] = array(
 212                  'text' => 'correct answer for '.$this->pagecount,
 213                  'format' => FORMAT_HTML
 214              );
 215          }
 216          if (!isset($record['jumpto'][1])) {
 217              $record['jumpto'][1] = LESSON_THISPAGE;
 218          }
 219  
 220          $context = context_module::instance($lesson->cmid);
 221          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 222          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 223      }
 224  
 225      /**
 226       * Create essay question pages.
 227       * @param object $lesson
 228       * @param array $record
 229       * @return int
 230       */
 231      public function create_question_essay($lesson, $record = array()) {
 232          global $DB, $CFG;
 233          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 234          $now = time();
 235          $this->pagecount++;
 236          $record = (array)$record + array(
 237              'lessonid' => $lesson->id,
 238              'title' => 'Lesson Essay question '.$this->pagecount,
 239              'timecreated' => $now,
 240              'qtype' => 10, // LESSON_PAGE_ESSAY.
 241              'pageid' => 0, // By default insert in the beginning.
 242          );
 243          if (!isset($record['contents_editor'])) {
 244              $record['contents_editor'] = array(
 245                  'text' => 'Write an Essay '.$this->pagecount,
 246                  'format' => FORMAT_HTML,
 247                  'itemid' => 0
 248              );
 249          }
 250  
 251          // Essays have an answer of NULL.
 252          if (!isset($record['answer_editor'][0])) {
 253              $record['answer_editor'][0] = array(
 254                  'text' => null,
 255                  'format' => FORMAT_MOODLE
 256              );
 257          }
 258          if (!isset($record['jumpto'][0])) {
 259              $record['jumpto'][0] = LESSON_NEXTPAGE;
 260          }
 261  
 262          $context = context_module::instance($lesson->cmid);
 263          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 264          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 265      }
 266  
 267      /**
 268       * Create matching question pages.
 269       * @param object $lesson
 270       * @param array $record
 271       * @return int
 272       */
 273      public function create_question_matching($lesson, $record = array()) {
 274          global $DB, $CFG;
 275          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 276          $now = time();
 277          $this->pagecount++;
 278          $record = (array)$record + array(
 279              'lessonid' => $lesson->id,
 280              'title' => 'Lesson Matching question '.$this->pagecount,
 281              'timecreated' => $now,
 282              'qtype' => 5,  // LESSON_PAGE_MATCHING.
 283              'pageid' => 0, // By default insert in the beginning.
 284          );
 285          if (!isset($record['contents_editor'])) {
 286              $record['contents_editor'] = array(
 287                  'text' => 'Match the values '.$this->pagecount,
 288                  'format' => FORMAT_HTML,
 289                  'itemid' => 0
 290              );
 291          }
 292          // Feedback for correct result.
 293          if (!isset($record['answer_editor'][0])) {
 294              $record['answer_editor'][0] = array(
 295                  'text' => '',
 296                  'format' => FORMAT_HTML
 297              );
 298          }
 299          // Feedback for wrong result.
 300          if (!isset($record['answer_editor'][1])) {
 301              $record['answer_editor'][1] = array(
 302                  'text' => '',
 303                  'format' => FORMAT_HTML
 304              );
 305          }
 306          // First answer value.
 307          if (!isset($record['answer_editor'][2])) {
 308              $record['answer_editor'][2] = array(
 309                  'text' => 'Match value 1',
 310                  'format' => FORMAT_HTML
 311              );
 312          }
 313          // First response value.
 314          if (!isset($record['response_editor'][2])) {
 315              $record['response_editor'][2] = 'Match answer 1';
 316          }
 317          // Second Matching value.
 318          if (!isset($record['answer_editor'][3])) {
 319              $record['answer_editor'][3] = array(
 320                  'text' => 'Match value 2',
 321                  'format' => FORMAT_HTML
 322              );
 323          }
 324          // Second Matching answer.
 325          if (!isset($record['response_editor'][3])) {
 326              $record['response_editor'][3] = 'Match answer 2';
 327          }
 328  
 329          // Jump Values.
 330          if (!isset($record['jumpto'][0])) {
 331              $record['jumpto'][0] = LESSON_NEXTPAGE;
 332          }
 333          if (!isset($record['jumpto'][1])) {
 334              $record['jumpto'][1] = LESSON_THISPAGE;
 335          }
 336  
 337          // Mark the correct values.
 338          if (!isset($record['score'][0])) {
 339              $record['score'][0] = 1;
 340          }
 341          $context = context_module::instance($lesson->cmid);
 342          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 343          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 344      }
 345  
 346      /**
 347       * Create shortanswer question pages.
 348       * @param object $lesson
 349       * @param array $record
 350       * @return int
 351       */
 352      public function create_question_shortanswer($lesson, $record = array()) {
 353          global $DB, $CFG;
 354          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 355          $now = time();
 356          $this->pagecount++;
 357          $record = (array)$record + array(
 358              'lessonid' => $lesson->id,
 359              'title' => 'Lesson Shortanswer question '.$this->pagecount,
 360              'timecreated' => $now,
 361              'qtype' => 1,  // LESSON_PAGE_SHORTANSWER.
 362              'pageid' => 0, // By default insert in the beginning.
 363          );
 364          if (!isset($record['contents_editor'])) {
 365              $record['contents_editor'] = array(
 366                  'text' => 'Fill in the blank '.$this->pagecount,
 367                  'format' => FORMAT_HTML,
 368                  'itemid' => 0
 369              );
 370          }
 371  
 372          // First Answer (correct).
 373          if (!isset($record['answer_editor'][0])) {
 374              $record['answer_editor'][0] = array(
 375                  'text' => 'answer'.$this->pagecount,
 376                  'format' => FORMAT_MOODLE
 377              );
 378          }
 379          if (!isset($record['jumpto'][0])) {
 380              $record['jumpto'][0] = LESSON_NEXTPAGE;
 381          }
 382  
 383          $context = context_module::instance($lesson->cmid);
 384          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 385          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 386      }
 387  
 388      /**
 389       * Create shortanswer question pages.
 390       * @param object $lesson
 391       * @param array $record
 392       * @return int
 393       */
 394      public function create_question_numeric($lesson, $record = array()) {
 395          global $DB, $CFG;
 396          require_once($CFG->dirroot.'/mod/lesson/locallib.php');
 397          $now = time();
 398          $this->pagecount++;
 399          $record = (array)$record + array(
 400              'lessonid' => $lesson->id,
 401              'title' => 'Lesson numerical question '.$this->pagecount,
 402              'timecreated' => $now,
 403              'qtype' => 8,  // LESSON_PAGE_NUMERICAL.
 404              'pageid' => 0, // By default insert in the beginning.
 405          );
 406          if (!isset($record['contents_editor'])) {
 407              $record['contents_editor'] = array(
 408                  'text' => 'Numerical question '.$this->pagecount,
 409                  'format' => FORMAT_HTML,
 410                  'itemid' => 0
 411              );
 412          }
 413  
 414          // First Answer (correct).
 415          if (!isset($record['answer_editor'][0])) {
 416              $record['answer_editor'][0] = array(
 417                  'text' => $this->pagecount,
 418                  'format' => FORMAT_MOODLE
 419              );
 420          }
 421          if (!isset($record['jumpto'][0])) {
 422              $record['jumpto'][0] = LESSON_NEXTPAGE;
 423          }
 424  
 425          $context = context_module::instance($lesson->cmid);
 426          $page = lesson_page::create((object)$record, new lesson($lesson), $context, $CFG->maxbytes);
 427          return $DB->get_record('lesson_pages', array('id' => $page->id), '*', MUST_EXIST);
 428      }
 429  }