silverstripe-framework/forms/CountryDropdownField.php

35 lines
1.0 KiB
PHP
Raw Normal View History

<?php
/**
* A simple extension to {@link DropdownField}, pre-configured to list countries.
* It will default to the country of the current visitor or use the default
* country code provided using {@link Geoip::set_default_country_code()}.
*
* @package forms
* @subpackage fields-relational
*/
class CountryDropdownField extends DropdownField {
protected $defaultToVisitorCountry = true;
function __construct($name, $title = null, $source = null, $value = "", $form=null) {
if(!is_array($source)) $source = Geoip::getCountryDropDown();
if(!$value) $value = Geoip::visitor_country();
parent::__construct($name, ($title===null) ? $name : $title, $source, $value, $form);
}
function defaultToVisitorCountry($val) {
$this->defaultToVisitorCountry = $val;
}
function Field() {
$source = $this->getSource();
if($this->defaultToVisitorCountry && !$this->value || !isset($source[$this->value])) {
$this->value = ($vc = Geoip::visitor_country()) ? $vc : Geoip::get_default_country_code();
}
return parent::Field();
}
}