rules.install

<?php
// $Id$


/**
 * @file Rules - Installation file.
 */

/**
 * Implementation of hook_install().
 */
function rules_install() {
  module_load_include('inc', 'rules', 'modules/events');
  // Set the modules' weight to 20, see
  // http://drupal.org/node/445084#comment-1533280 for the reasoning.
  db_query("UPDATE {system} SET weight = 20 WHERE name = 'rules'");
}

/**
 * Implementation of hook_uninstall().
 */
function rules_uninstall() {
  variable_del('rules_empty_sets');
}

/**
 * Implementation of hook_schema().
 */
function rules_schema() {
  $schema['rules_config'] = array(
    'fields' => array(
      'id' => array(
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'The internal identifier for any configuration.',
      ),
      'name' => array(
        'type' => 'varchar',
        'length' => '255',
        'not null' => TRUE,
        'description' => 'The name of the configuration.',
      ),
     'module' => array(
        'type' => 'varchar',
        'length' => 127,
        'not null' => TRUE,
        'default' => 'rules',
        'description' => 'The module that provides the configuration.',
      ),
      'label' => array(
        'type' => 'varchar',
        'length' => '255',
        'not null' => TRUE,
        'description' => 'The label of the configuration.',
        'default' => 'unlabeled',
      ),
     'plugin' => array(
        'type' => 'varchar',
        'length' => 127,
        'not null' => TRUE,
        'description' => 'The name of the plugin of this configuration.',
      ),
      'active' => array(
        'description' => 'Boolean indicating whether the configuration is active. Usage depends on how the using module makes use of it.',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 1,
      ),
      'weight' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'size' => 'tiny',
        'description' => 'Weight of the configuration. Usage depends on how the using module makes use of it.',
      ),
      'data' => array(
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
        'description' => 'Everything else, serialized.',
      ),
    ),
    'primary key' => array('id'),
    'unique keys' => array(
      'name' => array('name'),
    ),
  );
  $schema['rules_trigger'] = array(
    'fields' => array(
      'id' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'description' => 'The primary identifier of the configuration.',
      ),
      'event' => array(
        'type' => 'varchar',
        'length' => '127',
        'not null' => TRUE,
        'default' => '',
        'description' => 'The name of the event on which the configuration should be triggered.',
      ),
    ),
    'primary key' => array('id', 'event'),
    'foreign keys' => array(
      'id' => array('rules_config' => 'id'),
    ),
  );
  $schema['cache_rules'] = drupal_get_schema_unprocessed('system', 'cache');
  $schema['cache_rules']['description'] = 'Cache table for the rules engine to store configured items.';
  return $schema;
}

/**
 * The rules.module has been moved up in the main module directory.
 */
function rules_update_7001() {
  // This empty update is required such that all caches are cleared as
  // necessary.
}