Plugin\Install\PublicController::systemCheck PHP Метод

    protected function systemCheck()
    {
        $requirements = array();
        if (!Helper::isApache() && !Helper::isNginx()) {
            $requirements[] = array('name' => __('Apache or Nginx required', 'Install'), 'type' => 'warning');
        }
        if (Helper::isNginx()) {
            $requirements[] = array('name' => __('Nginx configuration required', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/nginx', 'type' => 'warning');
        }
        $requirements[] = array('name' => __('PHP version >= 5.5', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/php55', 'type' => Helper::checkPhpVersion());
        $requirements[] = array('name' => __('PHP module "PDO"', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/pdo', 'type' => Helper::checkPDO());
        $requirements[] = array('name' => __('GD Graphics Library', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/gd', 'type' => Helper::checkGD());
        $requirements[] = array('name' => __('PHP sessions', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/sessions', 'type' => Helper::checkPhpSessions());
        $requirements[] = array('name' => __('index.html removed', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/index-html', 'type' => Helper::checkFileIndexDotHtml());
        $requirements[] = array('name' => __('Magic quotes off (optional)', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/magic-quotes', 'type' => Helper::checkMagicQuotes());
        if (Helper::isApache()) {
            $requirements[] = array('name' => __('Apache module "mod_rewrite"', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/mod-rewrite', 'type' => Helper::checkModRewrite());
            $requirements[] = array('name' => __('.htaccess file', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/htaccess', 'type' => Helper::checkFileDotHtaccess());
        }
        $requirements[] = array('name' => __('PHP module "Curl"', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/curl', 'type' => Helper::checkCurl());
        $requirements[] = array('name' => sprintf(__('PHP memory limit (%s)', 'Install'), ini_get('memory_limit')), 'helpUrl' => 'http://www.impresspages.org/help/php-memory', 'type' => Helper::checkMemoryLimit());
        $requirements[] = array('name' => '/Ip/ ' . __('writable', 'Install') . ' ' . __('(including subfolders and files)', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/ip-dir-writable', 'type' => Helper::checkFolderIp());
        $requirements[] = array('name' => '/Plugin/ ' . __('writable (including subfolders and files)', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/plugin-dir-writable', 'type' => Helper::checkFolderPlugin());
        $requirements[] = array('name' => '/Theme/ ' . __('writable (including subfolders and files)', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/theme-dir-writable', 'type' => Helper::checkFolderTheme());
        $requirements[] = array('name' => '/file/ ' . __('writable', 'Install') . ' ' . __('(including subfolders and files)', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/file-dir-writable', 'type' => Helper::checkFolderFile());
        $requirements[] = array('name' => '/config.php ' . __('writable', 'Install'), 'helpUrl' => 'http://www.impresspages.org/help/config-writable', 'type' => Helper::checkFileConfigPhp());
        $showNextStep = true;
        $autoForward = true;
        $notSuccess = array();
        foreach ($requirements as $req) {
            if ($req['type'] == 'success') {
                continue;
            }
            // skipping
            // Force to repeat system check
            if ($req['type'] == 'error') {
                $showNextStep = false;
            }
            // If something isn't perfect we collect and show to user
            $autoForward = false;
            $notSuccess[] = $req;
        }
        $data = array('requirements' => $requirements, 'showNextStep' => $showNextStep);
        // Send usage statistics
        $usageStatistics = Helper::setUsageStatistics('Install.systemCheck', $notSuccess);
        \Ip\Internal\System\Model::sendUsageStatistics($usageStatistics);
        if ($autoForward) {
            header('Location: ' . ipConfig()->baseUrl() . 'index.php?step=3');
            exit;
        }
        return Helper::renderLayout('view/system.php', $data);
    }