public function IpGeoLocGlobal::isInRange in IP Geolocation Views & Maps 8

Determines if a value is within the supplied numeric or alphabetical range.

String comparison is based on the ASCII/UTF8 order, so is case-sensitive.

Parameters

string $value: The value to check in $range.

string $range: Of the form '1.5--4.5' (range is inclusive of end points)

mixed $view_args: The value to check in $range.

Return value

bool TRUE if the value is in range

File

src/Services/IpGeoLocGlobal.php, line 409

Class

IpGeoLocGlobal

Class IpGeoLocGlobal.

Namespace

Drupal\ip_geoloc\Services

Code

public function isInRange($value, $range, $view_args = NULL) {
  if (!isset($value) || !isset($range)) {
    return FALSE;
  }

  // Defensive programming to make sure we have a string.
  if (is_array($range)) {
    $range = reset($range);
  }
  $from_to = explode(IP_GEOLOC_RANGE_SEPARATOR1, $range);
  if (count($from_to) < 2) {
    $from_to = explode(IP_GEOLOC_RANGE_SEPARATOR2, $range);
  }
  if (($from = _ip_geoloc_extract_value($from_to[0], $view_args)) === NULL) {
    return FALSE;
  }
  if (count($from_to) == 1) {

    // Single value.
    return trim($value) == trim($from);
  }
  if (($to = _ip_geoloc_extract_value($from_to[1], $view_args)) === NULL) {
    return FALSE;
  }
  if ($from == '' && $to == '') {

    // Range separator without values.
    return TRUE;
  }
  if ($from != '' && $to != '') {
    return $value >= $from && $value <= $to;
  }
  if ($from != '') {
    return $value >= $from;
  }
  return $value <= $to;
}