danielebarchiesi@4: <?php
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * @file Rules - Installation file.
danielebarchiesi@4:  */
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Implements hook_install().
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_install() {
danielebarchiesi@4:   module_load_include('inc', 'rules', 'modules/events');
danielebarchiesi@4:   // Set the modules' weight to 20, see
danielebarchiesi@4:   // http://drupal.org/node/445084#comment-1533280 for the reasoning.
danielebarchiesi@4:   db_query("UPDATE {system} SET weight = 20 WHERE name = 'rules'");
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Implements hook_uninstall().
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_uninstall() {
danielebarchiesi@4:   variable_del('rules_event_whitelist');
danielebarchiesi@4:   variable_del('rules_debug');
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Implements hook_schema().
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_schema() {
danielebarchiesi@4:   $schema['rules_config'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'serial',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The internal identifier for any configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'name' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '64',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The name of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'label' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '255',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The label of the configuration.',
danielebarchiesi@4:         'default' => 'unlabeled',
danielebarchiesi@4:       ),
danielebarchiesi@4:      'plugin' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => 127,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The name of the plugin of this configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'active' => array(
danielebarchiesi@4:         'description' => 'Boolean indicating whether the configuration is active. Usage depends on how the using module makes use of it.',
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 1,
danielebarchiesi@4:       ),
danielebarchiesi@4:       'weight' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 0,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'Weight of the configuration. Usage depends on how the using module makes use of it.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'status' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         // Set the default to ENTITY_CUSTOM without using the constant as it is
danielebarchiesi@4:         // not safe to use it at this point.
danielebarchiesi@4:         'default' => 0x01,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'The exportable status of the entity.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'dirty' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 0,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'Dirty configurations fail the integrity check, e.g. due to missing dependencies.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'module' => array(
danielebarchiesi@4:         'description' => 'The name of the providing module if the entity has been defined in code.',
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => 255,
danielebarchiesi@4:         'not null' => FALSE,
danielebarchiesi@4:       ),
danielebarchiesi@4:       'owner' => array(
danielebarchiesi@4:         'description' => 'The name of the module via which the rule has been configured.',
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => 255,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 'rules',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'access_exposed' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 0,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'Whether to use a permission to control access for using components.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'data' => array(
danielebarchiesi@4:         'type' => 'blob',
danielebarchiesi@4:         'size' => 'big',
danielebarchiesi@4:         'not null' => FALSE,
danielebarchiesi@4:         'serialize' => TRUE,
danielebarchiesi@4:         'description' => 'Everything else, serialized.',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id'),
danielebarchiesi@4:     'unique keys' => array(
danielebarchiesi@4:       'name' => array('name'),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'indexes' => array(
danielebarchiesi@4:       'plugin' => array('plugin'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   $schema['rules_trigger'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'unsigned' => TRUE,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'event' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '127',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => '',
danielebarchiesi@4:         'description' => 'The name of the event on which the configuration should be triggered.',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id', 'event'),
danielebarchiesi@4:     'foreign keys' => array(
danielebarchiesi@4:       'table' => 'rules_config',
danielebarchiesi@4:       'columns' => array('id' => 'id'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   $schema['rules_tags'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'unsigned' => TRUE,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'tag' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '255',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The tag string associated with this configuration',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id', 'tag'),
danielebarchiesi@4:     'foreign keys' => array(
danielebarchiesi@4:       'table' => 'rules_config',
danielebarchiesi@4:       'columns' => array('id' => 'id'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   $schema['rules_dependencies'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'unsigned' => TRUE,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'module' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '255',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The name of the module that is required for the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id', 'module'),
danielebarchiesi@4:     'indexes' => array(
danielebarchiesi@4:       'module' => array('module'),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'foreign keys' => array(
danielebarchiesi@4:       'table' => 'rules_config',
danielebarchiesi@4:       'columns' => array('id' => 'id'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   $schema['cache_rules'] = drupal_get_schema_unprocessed('system', 'cache');
danielebarchiesi@4:   $schema['cache_rules']['description'] = 'Cache table for the rules engine to store configured items.';
danielebarchiesi@4:   return $schema;
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Upgrade from Rules 6.x-1.x to 7.x.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7200() {
danielebarchiesi@4:   // Create the new db tables first.
danielebarchiesi@4:   $schema['rules_config'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'serial',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The internal identifier for any configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'name' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '255',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The name of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'label' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '255',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The label of the configuration.',
danielebarchiesi@4:         'default' => 'unlabeled',
danielebarchiesi@4:       ),
danielebarchiesi@4:      'plugin' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => 127,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The name of the plugin of this configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'active' => array(
danielebarchiesi@4:         'description' => 'Boolean indicating whether the configuration is active. Usage depends on how the using module makes use of it.',
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 1,
danielebarchiesi@4:       ),
danielebarchiesi@4:       'weight' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => 0,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'Weight of the configuration. Usage depends on how the using module makes use of it.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'status' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         // Set the default to ENTITY_CUSTOM without using the constant as it is
danielebarchiesi@4:         // not safe to use it at this point.
danielebarchiesi@4:         'default' => 0x01,
danielebarchiesi@4:         'size' => 'tiny',
danielebarchiesi@4:         'description' => 'The exportable status of the entity.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'module' => array(
danielebarchiesi@4:         'description' => 'The name of the providing module if the entity has been defined in code.',
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => 255,
danielebarchiesi@4:         'not null' => FALSE,
danielebarchiesi@4:       ),
danielebarchiesi@4:       'data' => array(
danielebarchiesi@4:         'type' => 'blob',
danielebarchiesi@4:         'size' => 'big',
danielebarchiesi@4:         'not null' => FALSE,
danielebarchiesi@4:         'serialize' => TRUE,
danielebarchiesi@4:         'description' => 'Everything else, serialized.',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id'),
danielebarchiesi@4:     'unique keys' => array(
danielebarchiesi@4:       'name' => array('name'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   $schema['rules_trigger'] = array(
danielebarchiesi@4:     'fields' => array(
danielebarchiesi@4:       'id' => array(
danielebarchiesi@4:         'type' => 'int',
danielebarchiesi@4:         'unsigned' => TRUE,
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:       ),
danielebarchiesi@4:       'event' => array(
danielebarchiesi@4:         'type' => 'varchar',
danielebarchiesi@4:         'length' => '127',
danielebarchiesi@4:         'not null' => TRUE,
danielebarchiesi@4:         'default' => '',
danielebarchiesi@4:         'description' => 'The name of the event on which the configuration should be triggered.',
danielebarchiesi@4:       ),
danielebarchiesi@4:     ),
danielebarchiesi@4:     'primary key' => array('id', 'event'),
danielebarchiesi@4:     'foreign keys' => array(
danielebarchiesi@4:       'table' => 'rules_config',
danielebarchiesi@4:       'columns' => array('id' => 'id'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   db_create_table('rules_config', $schema['rules_config']);
danielebarchiesi@4:   db_create_table('rules_trigger', $schema['rules_trigger']);
danielebarchiesi@4:   // The cache table already exists, but changed. So re-create it.
danielebarchiesi@4:   db_drop_table('cache_rules');
danielebarchiesi@4:   $schema['cache_rules'] = drupal_get_schema_unprocessed('system', 'cache');
danielebarchiesi@4:   $schema['cache_rules']['description'] = 'Cache table for the rules engine to store configured items.';
danielebarchiesi@4:   db_create_table('cache_rules', $schema['cache_rules']);
danielebarchiesi@4:   // Remove deprecated variables.
danielebarchiesi@4:   variable_del('rules_inactive_sets');
danielebarchiesi@4:   variable_del('rules_show_fixed');
danielebarchiesi@4:   variable_del('rules_hide_token_message');
danielebarchiesi@4:   variable_del('rules_counter');
danielebarchiesi@4: 
danielebarchiesi@4:   return t('The database tables for Rules 2.x have been created. The old tables from Rules 1.x are still available and contain your rules, which are not updated yet.');
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Add in the exportable entity db columns as required by the entity API.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7201() {
danielebarchiesi@4:   // Previously this was update 7200, so check whether we need to run it really.
danielebarchiesi@4:   // The update has been moved as 7200 needs to be the 6.x-7.x upgrade.
danielebarchiesi@4:   if (!db_field_exists('rules_config', 'status')) {
danielebarchiesi@4:     db_add_field('rules_config', 'status', array(
danielebarchiesi@4:       'type' => 'int',
danielebarchiesi@4:       'not null' => TRUE,
danielebarchiesi@4:       'default' => ENTITY_CUSTOM,
danielebarchiesi@4:       'size' => 'tiny',
danielebarchiesi@4:       'description' => 'The exportable status of the entity.',
danielebarchiesi@4:     ));
danielebarchiesi@4:     // The module column did already exist before.
danielebarchiesi@4:   }
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Add an index for the rules configuration plugin column.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7202() {
danielebarchiesi@4:   db_add_index('rules_config', 'plugin', array('plugin'));
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Fix the length of the rules_config.name column.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7203() {
danielebarchiesi@4:   db_drop_unique_key('rules_config', 'name');
danielebarchiesi@4:   $keys = array(
danielebarchiesi@4:     'unique keys' => array(
danielebarchiesi@4:       'name' => array('name'),
danielebarchiesi@4:     ),
danielebarchiesi@4:   );
danielebarchiesi@4:   db_change_field('rules_config', 'name', 'name', array(
danielebarchiesi@4:     'type' => 'varchar',
danielebarchiesi@4:     'length' => '64',
danielebarchiesi@4:     'not null' => TRUE,
danielebarchiesi@4:     'description' => 'The name of the configuration.',
danielebarchiesi@4:   ), $keys);
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Add a table for rules-config tags.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7204() {
danielebarchiesi@4:   if (!db_table_exists('rules_tags')) {
danielebarchiesi@4:     $schema['rules_tags'] = array(
danielebarchiesi@4:       'fields' => array(
danielebarchiesi@4:         'id' => array(
danielebarchiesi@4:           'type' => 'int',
danielebarchiesi@4:           'unsigned' => TRUE,
danielebarchiesi@4:           'not null' => TRUE,
danielebarchiesi@4:           'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:         ),
danielebarchiesi@4:         'tag' => array(
danielebarchiesi@4:           'type' => 'varchar',
danielebarchiesi@4:           'length' => '255',
danielebarchiesi@4:           'not null' => TRUE,
danielebarchiesi@4:           'description' => 'The tag string associated with this configuration',
danielebarchiesi@4:         ),
danielebarchiesi@4:       ),
danielebarchiesi@4:       'primary key' => array('id', 'tag'),
danielebarchiesi@4:       'foreign keys' => array(
danielebarchiesi@4:         'table' => 'rules_config',
danielebarchiesi@4:         'columns' => array('id' => 'id'),
danielebarchiesi@4:       ),
danielebarchiesi@4:     );
danielebarchiesi@4:     db_create_table('rules_tags', $schema['rules_tags']);
danielebarchiesi@4:   }
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Add the rules_dependencies table and the rules_config.dirty column.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7205() {
danielebarchiesi@4:   if (!db_table_exists('rules_dependencies')) {
danielebarchiesi@4:     $schema['rules_dependencies'] = array(
danielebarchiesi@4:       'fields' => array(
danielebarchiesi@4:         'id' => array(
danielebarchiesi@4:           'type' => 'int',
danielebarchiesi@4:           'unsigned' => TRUE,
danielebarchiesi@4:           'not null' => TRUE,
danielebarchiesi@4:           'description' => 'The primary identifier of the configuration.',
danielebarchiesi@4:         ),
danielebarchiesi@4:         'module' => array(
danielebarchiesi@4:           'type' => 'varchar',
danielebarchiesi@4:           'length' => '255',
danielebarchiesi@4:           'not null' => TRUE,
danielebarchiesi@4:           'description' => 'The name of the module that is required for the configuration.',
danielebarchiesi@4:         ),
danielebarchiesi@4:       ),
danielebarchiesi@4:       'primary key' => array('id', 'module'),
danielebarchiesi@4:       'indexes' => array(
danielebarchiesi@4:         'module' => array('module'),
danielebarchiesi@4:       ),
danielebarchiesi@4:       'foreign keys' => array(
danielebarchiesi@4:         'table' => 'rules_config',
danielebarchiesi@4:         'columns' => array('id' => 'id'),
danielebarchiesi@4:       ),
danielebarchiesi@4:     );
danielebarchiesi@4:     db_create_table('rules_dependencies', $schema['rules_dependencies']);
danielebarchiesi@4:   }
danielebarchiesi@4:   if (!db_field_exists('rules_config', 'dirty')) {
danielebarchiesi@4:     db_add_field('rules_config', 'dirty', array(
danielebarchiesi@4:       'type' => 'int',
danielebarchiesi@4:       'not null' => TRUE,
danielebarchiesi@4:       'default' => 0,
danielebarchiesi@4:       'size' => 'tiny',
danielebarchiesi@4:     ));
danielebarchiesi@4:   }
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Flush all caches.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7206() {
danielebarchiesi@4:   // The update system is going to flush all caches anyway, so nothing to do.
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Flush all caches.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7207() {
danielebarchiesi@4:   // The update system is going to flush all caches anyway, so nothing to do.
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Flush all caches to update the data_is_empty condition info.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7208() {
danielebarchiesi@4:   // The update system is going to flush all caches anyway, so nothing to do.
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Creates a flag that enables a permission for using components.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7209() {
danielebarchiesi@4:   // Create a access exposed flag column.
danielebarchiesi@4:   db_add_field('rules_config', 'access_exposed', array(
danielebarchiesi@4:     'type' => 'int',
danielebarchiesi@4:     'not null' => TRUE,
danielebarchiesi@4:     'default' => 0,
danielebarchiesi@4:     'size' => 'tiny',
danielebarchiesi@4:     'description' => 'Whether to use a permission to control access for using components.',
danielebarchiesi@4:   ));
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Deletes the unused rules_empty_sets variable.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7210() {
danielebarchiesi@4:   variable_del('rules_empty_sets');
danielebarchiesi@4: }
danielebarchiesi@4: 
danielebarchiesi@4: /**
danielebarchiesi@4:  * Creates the "owner" column.
danielebarchiesi@4:  */
danielebarchiesi@4: function rules_update_7211() {
danielebarchiesi@4:   // Create a owner column.
danielebarchiesi@4:   db_add_field('rules_config', 'owner', array(
danielebarchiesi@4:     'description' => 'The name of the module via which the rule has been configured.',
danielebarchiesi@4:     'type' => 'varchar',
danielebarchiesi@4:     'length' => 255,
danielebarchiesi@4:     'not null' => TRUE,
danielebarchiesi@4:     'default' => 'rules',
danielebarchiesi@4:   ));
danielebarchiesi@4: }