<?php
// $Id: rules_admin.install,v 1.1.2.4 2009/04/19 18:19:06 fago Exp $


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

/**
 * Implementation of hook_install().
 *
 * We just add some example rules and rule sets here. They aren't added as default rules,
 * so users can delete them.
 */
function rules_admin_install() {
  // Make sure the rules module is loaded. Important when both modules are installed at
  // the same time.
  drupal_load('module', 'rules');

  _rules_admin_install_example_rules();
  _rules_admin_install_example_rule_sets();
  rules_clear_cache();
}

function _rules_admin_install_example_rules() {
  $rule = array(
    '#type' => 'rule',
    '#set' => 'event_node_view',
    '#label' => t('Example rule: When viewing an unpublished page, publish it.'),
    '#status' => 'custom',
    '#categories' => array('example'),
    '#active' => 0,
  );
  $condition1 = rules_use_condition('rules_condition_content_is_published', array(
      '#settings' => array('#argument map' => array('node' => 'node')),
      '#negate' => 1,
    ), t('Viewed content is published'));
  $condition2 = rules_use_condition('rules_condition_content_is_type', array(
      '#settings' => array(
        '#argument map' => array('node' => 'node'),
        'type' => array('page'),
      ),
    ), t('Viewed content is Page'));
  $action1 = rules_use_action('rules_core_node_publish_action', array(
      '#settings' => array(
        '#argument map' => array('node' => 'node'),
        'auto_save' => TRUE,
      ),
    ), t('Publish viewed content'));
  $rule += array(
    '#conditions' => array($condition1, $condition2),
    '#actions' => array($action1),
  );
  rules_item_save('rules', 'rules_example_1', $rule);
}

function _rules_admin_install_example_rule_sets() {
  $set = array(
    'label' => t('Example: Empty rule set working with content'),
    'arguments' => array('node' => array('type' => 'node', 'label' => 'Content')),
    'categories' => array('example'),
    'status' => 'custom',
  );
  rules_item_save('rule_sets', 'rules_set_1', $set);
}

/**
 * Update 6001
 * Example rules are now added by hook_install() instead of using default rules.
 *
 * If the default rules have been altered, mark them as custom now. Else the examples
 * would be gone, so we add them now.
 */
function rules_admin_update_6001() {
  $rules = rules_get_configured_items('rules');
  if (isset($rules['rules_default_rule_1']['#status']) && $rules['rules_default_rule_1']['#status'] == 'altered') {
    $rules['rules_default_rule_1']['#status'] = 'custom';
    rules_item_delete('rules', 'rules_default_rule_1');
    rules_item_save('rules', 'rules_example_1', $rules['rules_default_rule_1']);
  }
  elseif (!isset($rules['rules_example_1'])) {
    _rules_admin_install_example_rules();
  }

  $sets = rules_get_configured_items('rule_sets');
  if (isset($sets['rules_set_1']) && $sets['rules_set_1']['status'] == 'altered') {
    $sets['rules_set_1']['status'] = 'custom';
    rules_item_save('rule_sets', 'rules_set_1', $sets['rules_set_1']);
  }
  elseif (!isset($sets['rules_set_1'])) {
    _rules_admin_install_example_rule_sets();
  }

  rules_clear_cache();
  return array();
}

/**
 * Update 6002: Rebuild the menu cache and the theme registry.
 */
function rules_admin_update_6002() {
  menu_rebuild();
  drupal_rebuild_theme_registry();
  return array();
}