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

namespace Piwik\Updates;

use Piwik\Common;
use Piwik\Config;
use Piwik\Plugins\UserCountry\LocationProvider;
use Piwik\Updater;
use Piwik\Updates as PiwikUpdates;
use Piwik\Updater\Migration\Factory as MigrationFactory;

/**
 * Update for version 4.0.0-b1.
 */
class Updates_4_0_0_b1 extends PiwikUpdates
{
    /**
     * @var MigrationFactory
     */
    private $migration;

    public function __construct(MigrationFactory $factory)
    {
        $this->migration = $factory;
    }

    public function getMigrations(Updater $updater)
    {
        $migrations = [];
        $migrations[] = $this->migration->db->changeColumnType('log_action', 'name', 'VARCHAR(4096)');
        $migrations[] = $this->migration->db->changeColumnType('log_conversion', 'url', 'VARCHAR(4096)');

        $customTrackerPluginActive = false;
        if (in_array('CustomPiwikJs', Config::getInstance()->Plugins['Plugins'])) {
            $customTrackerPluginActive = true;
        }

        $migrations[] = $this->migration->plugin->activate('BulkTracking');
        $migrations[] = $this->migration->plugin->deactivate('CustomPiwikJs');
        $migrations[] = $this->migration->plugin->uninstall('CustomPiwikJs');

        if ($customTrackerPluginActive) {
            $migrations[] = $this->migration->plugin->activate('CustomJsTracker');
        }

        if ($this->usesGeoIpLegacyLocationProvider()) {
            // activate GeoIp2 plugin for users still using GeoIp2 Legacy (others might have it disabled on purpose)
            $migrations[] = $this->migration->plugin->activate('GeoIp2');
        }

        // remove old options
        $migrations[] = $this->migration->db->sql('DELETE FROM `' . Common::prefixTable('option') . '` WHERE option_name IN ("geoip.updater_period", "geoip.loc_db_url", "geoip.isp_db_url", "geoip.org_db_url")');

        return $migrations;
    }

    public function doUpdate(Updater $updater)
    {
        $updater->executeMigrations(__FILE__, $this->getMigrations($updater));

        if ($this->usesGeoIpLegacyLocationProvider()) {
            // switch to default provider if GeoIp Legacy was still in use
            LocationProvider::setCurrentProvider(LocationProvider\DefaultProvider::ID);
        }
    }

    protected function usesGeoIpLegacyLocationProvider()
    {
        $currentProvider = LocationProvider::getCurrentProviderId();

        return in_array($currentProvider, [
            'geoip_pecl',
            'geoip_php',
            'geoip_serverbased',
        ]);
    }
}