quiz_ddlines.module in Quiz 8.4

The main file for Quiz drag and drop with lines.

Sponsored by: Senter for IKT i utdanningen Code: paalj

Drag and drop with lines question type for the Quiz module.

File

question_types/quiz_ddlines/quiz_ddlines.module

<?php

/**
 * The main file for Quiz drag and drop with lines.
 *
 * Sponsored by: Senter for IKT i utdanningen
 * Code: paalj
 *
 * @file 
 * Drag and drop with lines question type for the Quiz module.
 *
 */
use Drupal\quiz_ddlines\Defaults;

/**
 * Implements hook_help().
 */
function quiz_ddlines_help($path, $args) {
  if ($path == 'admin/help#quiz_ddlines') {
    return t("Help text TBD");
  }
}

/**
 * Implements hook_quiz_question_info().
 */
function quiz_ddlines_quiz_question_info() {
  return array(
    'quiz_ddlines' => array(
      'name' => t('Drag and drop question with lines'),
      'description' => t('This provides drag and drop question types with lines for the Quiz module.'),
      'question provider' => '\\Drupal\\quiz_ddlines\\DDLinesQuestion',
      'response provider' => '\\Drupal\\quiz_ddlines\\DDLinesResponse',
      'module' => 'quiz_question',
    ),
  );
}

/**
 * Implements hook_theme().
 */
function quiz_ddlines_theme() {
  return array(
    'quiz_ddlines_response' => array(
      'variables' => array(
        'result' => array(),
      ),
      'path' => drupal_get_path('module', 'quiz_ddlines') . '/theme',
      'file' => 'quiz_ddlines.theme.inc',
    ),
  );
}

/**
 * Implements hook_config().
 */
function quiz_ddlines_config() {
  $config = \Drupal::config('quiz_ddlines.settings');
  $form['quiz_ddlines_canvas_width'] = array(
    '#type' => 'textfield',
    '#title' => t('The default width of the canvas'),
    '#default_value' => $config
      ->get('quiz_ddlines_canvas_width') ?: Defaults::CANVAS_WIDTH,
  );
  $form['quiz_ddlines_canvas_height'] = array(
    '#type' => 'textfield',
    '#title' => t('The default height of the canvas'),
    '#default_value' => $config
      ->get('quiz_ddlines_canvas_height') ?: Defaults::CANVAS_HEIGHT,
  );
  $form['quiz_ddlines_hotspot_radius'] = array(
    '#type' => 'textfield',
    '#title' => t('The radius of the hotspot'),
    '#default_value' => $config
      ->get('quiz_ddlines_hotspot_radius') ?: Defaults::HOTSPOT_RADIUS,
  );
  $form['quiz_ddlines_pointer_radius'] = array(
    '#type' => 'textfield',
    '#title' => t('The radius of the pointer'),
    '#default_value' => $config
      ->get('quiz_ddlines_pointer_radius') ?: Defaults::POINTER_RADIUS,
  );
  $form['quiz_ddlines_feedback_correct'] = array(
    '#type' => 'textfield',
    '#title' => t('Default feedback for correct answers'),
    '#default_value' => $config
      ->get('quiz_ddlines_feedback_correct'),
  );
  $form['quiz_ddlines_feedback_wrong'] = array(
    '#type' => 'textfield',
    '#title' => t('Default feedback for wrong answers'),
    '#default_value' => $config
      ->get('quiz_ddlines_feedback_wrong'),
  );
  $form['#validate'][] = 'quiz_ddlines_config_validate';
  $form['#submit'][] = 'quiz_ddlines_config_submit';
  return $form;
}

/**
 * Validate the config form values
 */
function quiz_ddlines_config_validate($form, $form_state) {
  $int_fields = array(
    'quiz_ddlines_canvas_width',
    'quiz_ddlines_canvas_height',
    'quiz_ddlines_hotspot_radius',
    'quiz_ddlines_pointer_radius',
  );
  foreach ($int_fields as $field) {
    if (!_quiz_is_int($form_state['values'][$field])) {
      form_set_error($field, $form_state, t('The value must be a positive number'));
    }
  }

  // Feedback fields may contain nothing or everything; no need to validate it
}

/**
 * Submit the config form values
 */
function quiz_ddlines_config_submit($form, $form_state) {
  $config = \Drupal::config('quiz_ddlines.settings');
  $config
    ->set('quiz_ddlines_canvas_width', $form_state['values']['quiz_ddlines_canvas_width'])
    ->set('quiz_ddlines_canvas_height', $form_state['values']['quiz_ddlines_canvas_height'])
    ->set('quiz_ddlines_hotspot_radius', $form_state['values']['quiz_ddlines_hotspot_radius'])
    ->set('quiz_ddlines_pointer_radius', $form_state['values']['quiz_ddlines_pointer_radius'])
    ->set('quiz_ddlines_feedback_correct', $form_state['values']['quiz_ddlines_feedback_correct'])
    ->set('quiz_ddlines_feedback_wrong', $form_state['values']['quiz_ddlines_feedback_wrong'])
    ->save();
}
function _quiz_ddlines_add_js_and_css() {
  $module_path = drupal_get_path('module', 'quiz_ddlines');
  drupal_add_js($module_path . '/js/raphael.js');
  drupal_add_js($module_path . '/js/colorwheel.js');
  drupal_add_js($module_path . '/js/quiz_ddlines.js');
  drupal_add_css($module_path . '/theme/quiz_ddlines.css');
}

Functions

Name	Description
quiz_ddlines_config	Implements hook_config().
quiz_ddlines_config_submit	Submit the config form values
quiz_ddlines_config_validate	Validate the config form values
quiz_ddlines_help	Implements hook_help().
quiz_ddlines_quiz_question_info	Implements hook_quiz_question_info().
quiz_ddlines_theme	Implements hook_theme().
_quiz_ddlines_add_js_and_css