function location_geocode_us_yahoo in Location 5

Same name and namespace in other branches

1. 5.3 supported/location.us.inc \location_geocode_us_yahoo()
2. 6.3 supported/location.us.inc \location_geocode_us_yahoo()
3. 7.5 supported/location.us.inc \location_geocode_us_yahoo()
4. 7.3 supported/location.us.inc \location_geocode_us_yahoo()
5. 7.4 supported/location.us.inc \location_geocode_us_yahoo()

File

supported/location.us.inc, line 245

Code

function location_geocode_us_yahoo($location = array()) {
  $service_url = "http://api.local.yahoo.com/MapsService/V1/geocode?appid=" . variable_get('location_geocode_us_yahoo_appid', "YahooDemo") . "&location=";
  $address = location_address2singleline($location);
  $http_reply = drupal_http_request($service_url . urlencode($address));

  // address may have been improperly formatted or invalid
  if ($http_reply->code == 400) {
    return NULL;
  }
  else {

    // got a successful reply, but we only want to return if we have address-level precision
    $matches = array();
    preg_match('/precision="([a-z]*)"/', $http_reply->data, $matches);
    if ($matches[1] != 'address') {

      // The precision we got back was not down to the street-address level
      return NULL;
    }
    else {
      $lat_match = array();
      $lon_match = array();
      $latlon = array();
      if (preg_match('/<Latitude>(.*)<\\/Latitude>/', $http_reply->data, $lat_match)) {
        $latlon['lat'] = $lat_match[1];
      }
      else {
        return NULL;
      }
      if (preg_match('/<Longitude>(.*)<\\/Longitude>/', $http_reply->data, $lon_match)) {
        $latlon['lon'] = $lon_match[1];
        return $latlon;
      }
      else {
        return NULL;
      }
    }
  }
}