<?php
// $Id: content_access.install,v 1.1.4.3 2008/10/28 13:36:17 fago Exp $

/**
 * Implementation of hook_install().
 */
function content_access_install() {
  // Create tables.
  drupal_install_schema('content_access');
}

/**
 * Implementation of hook_uninstall().
 */
function content_access_uninstall() {
  variable_del('content_access_settings');
  // Remove tables.
  drupal_uninstall_schema('content_access');
}

/**
 * Implementation of hook_schema().
 */
function content_access_schema() {
  $schema['content_access'] = array(
    'fields' => array(
      'nid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0
        ),
      'settings' => array(
        'type' => 'text',
        'not null' => FALSE,
        'size' => 'medium'
        ),
    ),
    'primary key' => array('nid')
  );
  return $schema;
}


/**
 * Upgrade from d5 to d6
 */
function content_access_update_6001() {
  drupal_load('module', 'content_access');
  module_load_include('inc', 'content_access', 'content_access.admin');

  // Migrate old ca settings to new available d6 permissions
  $permissions = content_access_get_permissions_by_role();
  $settings = content_access_get_settings();
  
  foreach (node_get_types('names') as $type => $type_name) {
    foreach (array('update', 'delete') as $op) {
      // Set permission for roles that are allowed to access
      foreach (content_access_get_settings($op, $type) as $rid => $value) {
        if (is_numeric($rid)) {
          $permissions[$rid][ content_access_get_permission_by_op($op, $type) ] = TRUE;
        }
        else if ($rid == 'author') {
          // CA 5.x let authors access, but only if they were authenticated. So we set the d6 permissions like this.
          $permissions[DRUPAL_AUTHENTICATED_RID][ content_access_get_permission_by_op($op . '_own', $type) ] = TRUE;
        }
      }
      // Make sure to delete the old setting, so that the defaults (permissions) will be used.
      unset($settings[$op][$type]);
    }
  }
  content_access_save_permissions($permissions);
  content_access_set_settings($settings);

  // Rebuild node access for all nodes
  node_access_needs_rebuild(TRUE);

  return array();
}