<?php

/**
 * @file
 * Contains menu item registration for the content tool.
 *
 * The menu items registered are AJAX callbacks for the things like
 * autocomplete and other tools needed by the content types.
 */

function ctools_content_menu(&$items) {
  $base = array(
    'access arguments' => array('access content'),
    'type' => MENU_CALLBACK,
    'file' => 'includes/content.menu.inc',
  );
  $items['ctools/autocomplete/node'] = array(
    'page callback' => 'ctools_content_autocomplete_node',
  ) + $base;
}

/**
 * Helper function for autocompletion of node titles.
 */
function ctools_content_autocomplete_node($string) {
  if ($string != '') {
    $preg_matches = array();
    $match = preg_match('/\[nid: (\d+)\]/', $string, $preg_matches);
    if (!$match) {
      $match = preg_match('/^nid: (\d+)/', $string, $preg_matches);
    }
    if ($match) {
      $arg = $preg_matches[1];
      $where = "n.nid = %d";
    }
    else {
      $arg = $string;
      $where = "LOWER(n.title) LIKE LOWER('%%%s%%')";
    }
    if (!user_access('administer nodes')) {
      $where .= ' AND n.status = 1';
    }

    $result = db_query_range(db_rewrite_sql("SELECT n.nid, n.title, u.name FROM {node} n INNER JOIN {users} u ON u.uid = n.uid WHERE $where"), $arg, 0, 10);

    $matches = array();
    while ($node = db_fetch_object($result)) {
      $matches[$node->title . " [nid: $node->nid]"] = '<span class="autocomplete_title">' . check_plain($node->title) . '</span>';
    }
    drupal_json($matches);
  }
}
