<?php
class wfIpLocation {
const LANGUAGE_DEFAULT = 'en';
const LANGUAGE_SEPARATOR = '_';
private $record;
public function __construct($record) {
$this->record = is_array($record) ? $record : array();
}
public function getCountryRecord() {
if (array_key_exists('country', $this->record)) {
$country = $this->record['country'];
if (is_array($country))
return $country;
}
return array();
}
public function getCountryField($field) {
$country = $this->getCountryRecord();
if (array_key_exists($field, $country))
return $country[$field];
return null;
}
public function getCountryCode() {
$isoCode = $this->getCountryField('iso_code');
if (is_string($isoCode) && strlen($isoCode) === 2)
return $isoCode;
return null;
}
private function findBestLanguageMatch($options, $preferredLanguage = self::LANGUAGE_DEFAULT) {
$languages = array();
if (is_string($preferredLanguage))
$languages[] = $preferredLanguage;
if (strpos($preferredLanguage, self::LANGUAGE_SEPARATOR) !== false) {
$components = explode(self::LANGUAGE_SEPARATOR, $preferredLanguage);
$baseLanguage = $components[0];
if ($baseLanguage !== self::LANGUAGE_DEFAULT)
$languages[] = $baseLanguage;
}
if ($preferredLanguage !== self::LANGUAGE_DEFAULT)
$languages[] = self::LANGUAGE_DEFAULT;
foreach ($languages as $language) {
if (array_key_exists($language, $options))
return $options[$language];
}
if (!empty($options))
return reset($options);
return null;
}
public function getCountryName($preferredLanguage = self::LANGUAGE_DEFAULT) {
$names = $this->getCountryField('names');
if (is_array($names) && !empty($names))
return $this->findBestLanguageMatch($names, $preferredLanguage);
return null;
}
}
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