<?php
/**
 * @file
 *   Localization groups installation, update and uninstallation.
 */

/**
 * Implements hook_install().
 */
function l10n_groups_install() {
  // Set up blocks for this module.
  $theme_key = variable_get('theme_default', 'bartik');
  $blocks = array(10 => 'info');
  $module = 'l10n_groups';
  foreach ($blocks as $weight => $delta) {
    // Update all instances of this block even if we just added it.
    db_merge('block')
      ->key(array(
          'module' => $module,
          'delta'  => $delta,
        ))
      ->insertFields(array(
          'module' => $module,
          'delta'  => $delta,
          'cache'  => -1,
          'status' => 1,
          'weight' => $weight,
          'region' => 'sidebar_second',
          'theme'  => $theme_key,
          'pages'  => '',
        ))
      ->updateFields(array(
          'cache'  => -1,
          'status' => 1,
          'weight' => $weight,
        ))
      ->execute();
  }

  // Add a body field.
  node_types_rebuild();
  $types = node_type_get_types();
  node_add_body_field($types['l10n_group']);

  // Define l10n_group content as groups.
  variable_set('og_group_type_l10n_group', TRUE);
  og_create_field(OG_GROUP_FIELD, 'node', 'l10n_group');
}

/**
 * Implements hook_schema().
 *
 * With this module, the translations are maintained by communities,
 * who share a common space based on organic groups. We need to store
 * their language association.
 */
function l10n_groups_schema() {
  $schema = array();
  $schema['l10n_groups_group'] = array(
    'description' => 'Organic groups mapper for the localization server. Each language team is a group.',
    'fields' => array(
      'nid' => array(
        'description' => 'References {node}.nid, pointing to the organic group node for this translation group.',
        'type' => 'int',
        'not null' => TRUE,
        'disp-width' => '11',
      ),
      'language' => array(
        'description' => 'References {language}.language, pointing to the language of this translation group.',
        'type' => 'varchar',
        'length' => '12',
        'not null' => TRUE,
      ),
    ),
    'indexes' => array(
      'l10n_groups_group_nid' => array('nid'),
    ),
  );
  return $schema;
}

/**
 * Implements hook_update_last_removed().
 */
function l10n_groups_update_last_removed() {
  return 6000;
}

/**
 * Set up the new groups block.
 */
function l10n_groups_update_6001() {
  // Set up blocks for this module.
  $theme_key = variable_get('theme_default', 'bartik');
  $blocks = array(10 => 'info');
  $module = 'l10n_groups';
  foreach ($blocks as $weight => $delta) {
    // Insert or update all instances of this block even if we just added it.
    db_merge('block')
      ->key(array(
          'module' => $module,
          'delta'  => $delta,
        ))
      ->insertFields(array(
          'module' => $module,
          'delta'  => $delta,
          'cache'  => -1,
          'status' => 1,
          'weight' => $weight,
          'region' => 'sidebar_second',
          'theme'  => $theme_key,
          'pages'  => '',
        ))
      ->updateFields(array(
          'cache'  => -1,
          'status' => 1,
          'weight' => $weight,
        ))
      ->execute();
  }
  return t('TODO Add a descriptive string here to show in the UI. l10n_groups_update_6001()');
}