function google_cse_adv_service in Google Custom Search Engine 7.2

Sends query to Google's Custom Search Engine and returns response.

Parameters

string $keys: The search terms.

int $offset: The result number to start at.

Return value

string XML response string.

2 calls to google_cse_adv_service()

google_cse_adv_get_accurate_num_of_results in google_cse_adv/google_cse_adv.inc

Get the exact (accurate) number of search results to be used in the pager.

google_cse_search_execute in ./google_cse.module

Implements hook_search_execute().

File

google_cse_adv/google_cse_adv.inc, line 25

Uses Google Custom Search Engine (CSE) without frames and ads.

Code

function google_cse_adv_service($keys, $offset = 0) {
  $page = 0;
  $response = array();
  if (isset($_GET['page'])) {
    $page = $_GET['page'];
  }
  if (isset($response[$keys])) {
    return $response[$keys];
  }

  // Number of results per page. 10 is the default for Google CSE.
  $rows = (int) variable_get('google_cse_adv_results_per_page', 10);
  $query = array(
    'cx' => variable_get('google_cse_cx', ''),
    'client' => 'google-csbe',
    'output' => 'xml_no_dtd',
    'filter' => '1',
    'hl' => google_cse_adv_param_hl(),
    'lr' => google_cse_adv_param_lr(),
    'q' => $keys,
    'num' => $rows,
    'start' => $offset ? $offset : $page * $rows,
    'as_sitesearch' => variable_get('google_cse_limit_domain', ''),
  );
  if (isset($_GET['more'])) {
    $query['+more:'] = urlencode($_GET['more']);
  }
  $url = url('http://www.google.com/cse', array(
    'query' => $query,
  ));

  // Get the google response.
  $response = google_cse_adv_get_response($url);
  return $response;
}