phone.cs.inc in Phone 7

CCK Field for Czech phone numbers.

File

include/phone.cs.inc

<?php

/**
 * @file
 * CCK Field for Czech phone numbers.
 */
function phone_cs_metadata() {

  // These strings are translated using t() on output.
  return array(
    'error' => '"%value" is not a valid Czech phone number!<br>Czech phone numbers should contain only numbers and spaces be like 999 999 999 with an optional prefix of "+420" or "00420".',
  );
}

/**
 * Verifies that $phonenumber is a valid nine-digit Czech phone number
 *
 * @param string $phonenumber
 * @return boolean Returns boolean FALSE if the phone number is not valid.
 */
function valid_cs_phone_number($phonenumber) {
  $phonenumber = trim($phonenumber);

  // define regular expression
  $regex = '/^((?:\\+|00)420)? ?(\\d{3}) ?(\\d{3}) ?(\\d{3})$/';

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

/**
 * Convert a valid Czech phone number into standard ([phone] format
 *
 * @param $phonenumber must be a valid nine-digit number (with optional international prefix)
 *
 */
function format_cs_phone_number($phonenumber, $field) {

  // define regular expression
  $regex = '/^((?:\\+|00)420)? ?(\\d{3}) ?(\\d{3}) ?(\\d{3})$/';

  // get digits of phone number
  preg_match($regex, $phonenumber, $matches);
  if ($field['phone_country_code']) {
    $phonenumber = '+420' . ' ' . $matches[2] . ' ' . $matches[3] . ' ' . $matches[4];
  }
  else {
    $phonenumber = $matches[2] . ' ' . $matches[3] . ' ' . $matches[4];
  }
  return $phonenumber;
}

Functions

Name	Description
format_cs_phone_number	Convert a valid Czech phone number into standard ([phone] format
phone_cs_metadata	@file CCK Field for Czech phone numbers.
valid_cs_phone_number	Verifies that $phonenumber is a valid nine-digit Czech phone number