phone.za.inc in Phone 7

CCK Field for South African phone numbers.

File

include/phone.za.inc

<?php

/**
 * @file
 * CCK Field for South African phone numbers.
 */
function phone_za_metadata() {

  // These strings are translated using t() on output.
  return array(
    'error' => '"%value" is not a valid South African phone number!<br>South African phone numbers should only contain numbers with an optional prefix of "+27".',
  );
}

/**
 * Verifies that $phonenumber is a valid South African phone number
 *
 * @param string $phonenumber
 * @return boolean Returns boolean FALSE if the phone number is not valid.
 */
function valid_za_phone_number($phonenumber) {
  $phonenumber = trim($phonenumber);

  // define regular expression
  $regex = '/^((?:\\+27|27)|0)[ ]*((\\d{2})(-| )?(\\d{3})(-| )?(\\d{4})|(\\d{2})( |-)(\\d{7}))$/';

  // return true if valid, false otherwise
  return (bool) preg_match($regex, $phonenumber);
}

/**
 * Convert a valid South African phone number into standard ... format
 *
 * @param $phonenumber must be a valid  ... digit number (with optional international prefix)
 *
 */
function format_za_phone_number($phonenumber, $field) {

  // define regular expression
  $regex = '/^((?:\\+27|27)|0)[ ]*((\\d{2})(-| )?(\\d{3})(-| )?(\\d{4})|(\\d{2})( |-)(\\d{7}))$/';

  // get digits of phone number
  preg_match($regex, $phonenumber, $matches);

  /*
    drupal_set_message('$matches[1] = ' . $matches[1], 'error');
    drupal_set_message('$matches[2] = ' . $matches[2], 'error');
    drupal_set_message('$matches[3] = ' . $matches[3], 'error');
    drupal_set_message('$matches[4] = ' . $matches[4], 'error');
    drupal_set_message('$matches[5] = ' . $matches[5], 'error');
    drupal_set_message('$matches[6] = ' . $matches[6], 'error');
    drupal_set_message('$matches[7] = ' . $matches[7], 'error');
    drupal_set_message('$matches[8] = ' . $matches[8], 'error');
  */
  if ($field['phone_country_code']) {
    $phonenumber = '+27' . ' ' . $matches[3] . '-' . $matches[5] . '-' . $matches[7];
  }
  else {
    $phonenumber = '0' . $matches[3] . '-' . $matches[5] . '-' . $matches[7];
  }
  return $phonenumber;
}

Functions

Name	Description
format_za_phone_number	Convert a valid South African phone number into standard ... format
phone_za_metadata	@file CCK Field for South African phone numbers.
valid_za_phone_number	Verifies that $phonenumber is a valid South African phone number