forkcms / forkcms

src/Backend/Modules/Analytics/GoogleClient/ClientFactory.php

<?php

namespace Backend\Modules\Analytics\GoogleClient;

use Google_Auth_AssertionCredentials;
use Google_Cache_File;
use Google_Client;
use Google_Config;
use Google_Service_Analytics;
use Common\ModulesSettings;

/**
 * Factory to easily create google client instances
 */
class ClientFactory
{
    /**
     * @var ModulesSettings
     */
    private $settings;

    /**
     * @var string
     */
    private $cacheDir;

    public function __construct(ModulesSettings $modulesSettings, string $cacheDir)
    {
        $this->settings = $modulesSettings;
        $this->cacheDir = $cacheDir;
    }

    public function createClient(): Google_Client
    {
        $config = new Google_Config();
        $config->setClassConfig(Google_Cache_File::class, ['directory' => $this->cacheDir]);
        $client = new Google_Client($config);

        // set assertion credentials
        $client->setAssertionCredentials(
            new Google_Auth_AssertionCredentials(
                $this->settings->get('Analytics', 'email'),
                ['https://www.googleapis.com/auth/analytics.readonly'],
                base64_decode($this->settings->get('Analytics', 'certificate'))

It seems like $this->settings->get('Analytics', 'certificate') can also be of type null; however, parameter $string of base64_decode() does only seem to accept string, maybe add an additional type check?

            )
        );

        $client->setAccessType('offline_access');

        return $client;
    }

    public function createAnalyticsService(): Google_Service_Analytics
    {
        return new Google_Service_Analytics($this->createClient());
    }
}