mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
72 lines
2.0 KiB
PHP
72 lines
2.0 KiB
PHP
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<?php
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/**
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* A simple extension to dropdown field, pre-configured to list countries.
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* It will default to the country of the current visitor.
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*
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* @package forms
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* @subpackage fields-relational
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*/
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class CountryDropdownField extends DropdownField {
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/**
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* @var bool - Should we default the dropdown to the region determined from the user's locale?
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*/
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static $default_to_locale = true;
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/**
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* @var string - The region code to default to if default_to_locale is set to false, or we can't determine a region from a locale
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*/
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static $default_country = 'NZ';
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/**
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* Get the locale of the Member, or if we're not logged in or don't have a locale, use the default one
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* @return string
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*/
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protected function locale() {
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if (($member = Member::currentUser()) && $member->Locale) return $member->Locale;
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return i18n::get_locale();
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}
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function __construct($name, $title = null, $source = null, $value = "", $form=null) {
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if(!is_array($source)) {
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// Get a list of countries from Zend
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$source = Zend_Locale::getTranslationList('territory', $this->locale(), 2);
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// We want them ordered by display name, not country code
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// PHP 5.3 has an extension that sorts UTF-8 strings correctly
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if (class_exists('Collator') && ($collator = Collator::create($this->locale()))) {
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$collator->asort($source);
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}
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// Otherwise just put up with them being weirdly ordered for now
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else {
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asort($source);
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}
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// We don't want "unknown country" as an option
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unset($source['ZZ']);
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}
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parent::__construct($name, ($title===null) ? $name : $title, $source, $value, $form);
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}
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function Field($properties = array()) {
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$source = $this->getSource();
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if (!$this->value || !isset($source[$this->value])) {
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if ($this->config()->get('default_to_locale') && $this->locale()) {
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$locale = new Zend_Locale();
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$locale->setLocale($this->locale());
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$this->value = $locale->getRegion();
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}
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}
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if (!$this->value || !isset($source[$this->value])) {
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$this->value = $this->config()->get('default_country');
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}
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return parent::Field();
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}
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}
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