truefalse.install in Quiz 6.6

The installer file for truefalse question type. *

File

question_types/truefalse/truefalse.install

<?php

/**
 * @file
 * The installer file for truefalse question type. *
 */

/**
 * Implementation of hook_install().
 */
function truefalse_install() {
  if (!db_table_exists('quiz_truefalse_node') && !db_table_exists('quiz_truefalse_user_answers')) {
    drupal_install_schema('truefalse');
  }
  variable_set('node_options_truefalse', array(
    'status',
  ));
}

/**
 * Implementation of hook_uninstall().
 */
function truefalse_uninstall() {
  drupal_uninstall_schema('truefalse');
}

/**
 * Implementation of hook_schema().
 */
function truefalse_schema() {

  //////////////////////

  // TRUE/FALSE tables.

  //////////////////////

  // Extensions to nodes for T/F
  $schema['quiz_truefalse_node'] = array(
    'fields' => array(
      // Nid/vid of the question
      'nid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'vid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      // The correct answer for the user to give. 1 for true.
      'correct_answer' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'size' => 'tiny',
        'default' => 0,
      ),
      'feedback' => array(
        'type' => 'text',
      ),
    ),
    'primary key' => array(
      'vid',
      'nid',
    ),
  );

  // Place to store user answers for T/F questions
  $schema['quiz_truefalse_user_answers'] = array(
    'fields' => array(
      // Nid/vid of the question
      'question_nid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'question_vid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      // User's result set
      'result_id' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      // The actual answer the user gave. True or false.
      'answer' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'size' => 'tiny',
        'default' => 0,
      ),
      'score' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
    ),
    'primary key' => array(
      'result_id',
      'question_nid',
      'question_vid',
    ),
  );
  return $schema;
}

Functions

Name	Description
truefalse_install	Implementation of hook_install().
truefalse_schema	Implementation of hook_schema().
truefalse_uninstall	Implementation of hook_uninstall().