function format_ca_phone_number in Phone 6

Same name and namespace in other branches

1. 5 phone.ca.inc \format_ca_phone_number()
2. 7 include/phone.ca.inc \format_ca_phone_number()

Convert a valid North American phone number into standard (444) 867-5309 x1234 format

Parameters

$phonenumber must be a valid ten-digit number (with optional extension):

File

./phone.ca.inc, line 51

CCK Field for Canadian phone numbers.

Code

function format_ca_phone_number($phonenumber, $field) {

  // define regular expression
  $regex = '/
    \\D*            # ignore non-digits
    (\\d*)          # an optional 1
    \\D*            # optional separator
    ([2-9][0-8]\\d) # area code (Allowed range of [2-9] for the first digit, [0-8] for the second, and [0-9] for the third digit)
    \\D*            # optional separator
    ([2-9]\\d{2})   # 3-digit prefix (cannot start with 0 or 1)
    \\D*            # optional separator
    (\\d{4})        # 4-digit line number
    \\D*            # optional separator
    (\\d*)          # optional extension
    \\D*            # ignore trailing non-digits
    /x';

  // get digits of phone number
  preg_match($regex, $phonenumber, $matches);
  $separator = isset($field['ca_phone_separator']) ? $field['ca_phone_separator'] : '-';

  // construct ten-digit phone number
  $phonenumber = ($field['ca_phone_parentheses'] ? '(' . $matches[2] . ') ' : $matches[2] . $separator) . $matches[3] . $separator . $matches[4];

  // Optional extension
  if ($matches[5] != '') {
    $phonenumber .= ' x' . $matches[5];
  }
  if ($field['phone_country_code']) {

    // This condition check is pointless.
    if ($matches[1] != '1') {
      $phonenumber = '1' . ' ' . $phonenumber;
    }
  }
  return $phonenumber;
}