core/Intl/Data/Provider/RegionDataProvider.php


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<?php
/**
 * Piwik - free/libre analytics platform
 *
 * @link http://piwik.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */

namespace Piwik\Intl\Data\Provider;

/**
 * Provides region related data (continents, countries, etc.).
 */
class RegionDataProvider
{
    private $continentList;
    private $countryList;
    private $countryExtraList;

    /**
     * Returns the list of continent codes.
     *
     * @return string[] Array of 3 letter continent codes
     * @api
     */
    public function getContinentList()
    {
        if ($this->continentList === null) {
            $this->continentList = require __DIR__ . '/../Resources/continents.php';
        }

        return $this->continentList;
    }

    /**
     * Returns the list of valid country codes.
     *
     * @param bool $includeInternalCodes
     * @return string[] Array of 2 letter country ISO codes => 3 letter continent code
     * @api
     */
    public function getCountryList($includeInternalCodes = false)
    {
        if ($this->countryList === null) {
            $this->countryList = require __DIR__ . '/../Resources/Countries.php';
        }
        if ($this->countryExtraList === null) {
            $this->countryExtraList = require __DIR__ . '/../Resources/countries-extra.php';
        }

        if ($includeInternalCodes) {
            return array_merge($this->countryList, $this->countryExtraList);
        }

        return $this->countryList;
    }
}