<?php

/**
 * @file
 * Install, update and uninstall functions for the shortcut module.
 */

/**
 * Implements hook_install().
 */
function shortcut_install() {
  $t = get_t();
  // Create an initial default shortcut set.
  $shortcut_set = new stdClass();
  $shortcut_set->title = $t('Default');
  $shortcut_set->links = array(
    array(
      'link_path' => 'node/add',
      'link_title' => $t('Add content'),
      'weight' => -20,
    ),
    array(
      'link_path' => 'admin/content',
      'link_title' => $t('Find content'),
      'weight' => -19,
    ),
  );
  // If Drupal is being installed, rebuild the menu before saving the shortcut
  // set, to make sure the links defined above can be correctly saved. (During
  // installation, the menu might not have been built at all yet, or it might
  // have been built but without the node module's links in it.)
  if (drupal_installation_attempted()) {
    menu_rebuild();
  }
  shortcut_set_save($shortcut_set);
}

/**
 * Implements hook_uninstall().
 */
function shortcut_uninstall() {
  drupal_load('module', 'shortcut');
  // Delete the menu links associated with each shortcut set.
  foreach (shortcut_sets() as $shortcut_set) {
    menu_delete_links($shortcut_set->set_name);
  }
}

/**
 * Implements hook_schema().
 */
function shortcut_schema() {
  $schema['shortcut_set'] = array(
    'description' => 'Stores information about sets of shortcuts links.',
    'fields' => array(
      'set_name' => array(
        'type' => 'varchar',
        'length' => 32,
        'not null' => TRUE,
        'default' => '',
        'description' => "Primary Key: The {menu_links}.menu_name under which the set's links are stored.",
      ),
      'title' => array(
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
        'description' => 'The title of the set.',
      ),
    ),
    'primary key' => array('set_name'),
    'foreign keys' => array(
      'menu_name' => array(
        'table' => 'menu_links',
        'columns' => array('set_name' => 'menu_name'),
      ),
    ),
  );

  $schema['shortcut_set_users'] = array(
    'description' => 'Maps users to shortcut sets.',
    'fields' => array(
      'uid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The {users}.uid for this set.',
      ),
      'set_name' => array(
        'type' => 'varchar',
        'length' => 32,
        'not null' => TRUE,
        'default' => '',
        'description' => "The {shortcut_set}.set_name that will be displayed for this user.",
      ),
    ),
    'primary key' => array('uid'),
    'indexes' => array(
      'set_name' => array('set_name'),
    ),
    'foreign keys' => array(
      'set_user' => array(
        'table' => 'users',
        'columns' => array('uid' => 'uid'),
      ),
      'set_name' => array(
        'table' => 'shortcut_set',
        'columns' => array('set_name' => 'set_name'),
      ),
    ),
  );

  return $schema;
}