auto_index.module in Auto Index 7

Auto-index: Automatically indexes node content on update.

Uses Drupal's search module to automatically index updated nodes as and when they are updated. This means that a user can update node content and that content is immediately searchable, by users of the site.

@author Steve Osguthorpe <[e-mail]>

File

auto_index.module

<?php

/**
 * @file
 * Auto-index: Automatically indexes node content on update.
 * 
 * Uses Drupal's search module to automatically index updated nodes as and when they are updated.
 * This means that a user can update node content and that content is immediately searchable,
 * by users of the site.
 * 
 * @author Steve Osguthorpe <[e-mail]>
 */

/**
 * Implementation of hook_node_delete
 */
function auto_index_node_delete($node) {

  // Update search totals to reflect deleted node content.
  search_update_totals();
}

/**
 * Implementation of hook_node_update
 */
function auto_index_node_update($node) {
  _auto_index_index_node($node);
}

/**
 * Implementation of hook_node_insert
 */
function auto_index_node_insert($node) {
  _auto_index_index_node($node);
}

/**
 * Implementation of hook_comment_insert
 */
function auto_index_comment_insert($comment) {
  _auto_index_index_node($comment);
}

/**
 * Implementation of hook_comment_update
 */
function auto_index_comment_update($comment) {
  _auto_index_index_node($comment);
}

/**
 * Implementation of hook_comment_delete
 */
function auto_index_comment_delete($comment) {
  _auto_index_index_node($comment);
}

/**
 * Implementation of hook_comment_publish
 */
function auto_index_comment_publish($comment) {
  _auto_index_index_node($comment);
}

/**
 * Implementation of hook_comment_unpublish
 */
function auto_index_comment_unpublish($comment) {
  _auto_index_index_node($comment);
}
function _auto_index_index_node(&$node) {

  // Static variable to keep track of any node ids already indexed.
  static $indexed_nodes = array();

  // Extract the node ID
  $node_id = is_array($node) ? $node['nid'] : $node->nid;

  // Check if the node ID has already been indexed.
  if (array_search($node_id, $indexed_nodes) === false) {

    // Ensure we force the cache to be updated so latest content is indexed.
    $node_obj = node_load($node_id, NULL, TRUE);

    // Do the indexing of this node only.
    _node_index_node($node_obj);

    // Update search totals.
    search_update_totals();

    // Append to array to ensure node only indexed once per action.
    $indexed_nodes[] = $node_id;
  }
}

Functions

Name	Description
auto_index_comment_delete	Implementation of hook_comment_delete
auto_index_comment_insert	Implementation of hook_comment_insert
auto_index_comment_publish	Implementation of hook_comment_publish
auto_index_comment_unpublish	Implementation of hook_comment_unpublish
auto_index_comment_update	Implementation of hook_comment_update
auto_index_node_delete	Implementation of hook_node_delete
auto_index_node_insert	Implementation of hook_node_insert
auto_index_node_update	Implementation of hook_node_update
_auto_index_index_node