og_subgroups.install in Subgroups for Organic groups 6

Installs and updates the necessary tables required by the OG Subgroups module.

File

og_subgroups.install

<?php

/**
 * @file
 * Installs and updates the necessary tables required by the OG Subgroups module.
 */

/**
 * Implementation of hook_schema()
 */
function og_subgroups_schema() {
  $schema['og_subgroups'] = array(
    'description' => t('Handles the hierarchy of og'),
    'fields' => array(
      'gid' => array(
        'description' => t('The ID for a group.'),
        'type' => 'int',
        'not null' => TRUE,
      ),
      'parent' => array(
        'description' => t('The gid of the parent group.'),
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
      ),
    ),
    'primary key' => array(
      'gid',
      'parent',
    ),
  );
  return $schema;
}

/**
 * Implementation of hook_install()
 */
function og_subgroups_install() {
  drupal_install_schema('og_subgroups');
}

/**
 * Implementation of hook_uninstall()
 */
function og_subgroups_uninstall() {
  drupal_uninstall_schema('og_subgroups');

  // Remove general variables
  variable_del('og_subgroups_block_use_treeview');
  variable_del('og_subgroups_block_use_treeview_controls');
  variable_del('og_subgroups_block_use_treeview_ajax');
  variable_del('og_subgroups_inherit_privacy');

  // Remove variables for enabled node types
  $vars = db_query("SELECT name FROM {variable} WHERE name LIKE 'og_subgroups_node_type_enabled_%'");
  while ($var = db_fetch_object($vars)) {
    variable_del($var->name);
  }
}

/**
 * Convert existing propagation variables
 */
function og_subgroups_update_6000() {

  // The propagation portion of this package has been moved
  // to a separate submodule
  // The variable values have also changed, so to be safe, we
  // need to check for existing values and modify them accordingly
  $vars = array(
    'og_subgroups_propagate_content',
    'og_subgroups_propagate_members',
    'og_subgroups_propagate_demote',
  );
  foreach ($vars as $var) {
    if ($setting = variable_get($var, NULL)) {
      $new_setting = array();
      foreach ($setting as $key => $value) {
        switch ($key) {
          case 'up':
            $new_setting['parents'] = 'parents';
            break;
          case 'down':
            $new_setting['children'] = 'children';
            break;
          case 'side':
            $new_setting['siblings'] = 'siblings';
            break;
        }
      }
      variable_set($var, $new_setting);
    }
  }

  // Remove variable no longer in use
  variable_del('og_subgroups_propagate_demote');
}

Functions

Name	Description
og_subgroups_install	Implementation of hook_install()
og_subgroups_schema	Implementation of hook_schema()
og_subgroups_uninstall	Implementation of hook_uninstall()
og_subgroups_update_6000	Convert existing propagation variables