Source of file AdministrationController.php

<?php

/* This file is part of NextDom Software.

 *

 * NextDom is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * NextDom Software is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with NextDom Software. If not, see <http://www.gnu.org/licenses/>.

 *

 * @Support <https://www.nextdom.org>

 * @Email   <admin@nextdom.org>

 * @Authors/Contributors: Sylvaner, Byackee, cyrilphoenix71, ColonelMoutarde, edgd1er, slobberbone, Astral0, DanoneKiD

 */

namespace NextDom\Controller\Pages;

use NextDom\Controller\BaseController;

use NextDom\Enums\ControllerData;

use NextDom\Helpers\Render;

use NextDom\Helpers\SystemHelper;

use NextDom\Helpers\Utils;

use NextDom\Managers\UpdateManager;

use NextDom\Managers\InteractDefManager;

use NextDom\Managers\WidgetManager;

use NextDom\Managers\PlanHeaderManager;

use NextDom\Managers\ViewManager;

use NextDom\Managers\PluginManager;

use NextDom\Managers\ScenarioManager;

use NextDom\Managers\JeeObjectManager;

use NextDom\Managers\NoteManager;

use NextDom\Managers\CronManager;

/**

 * Class AdministrationController

 * @package NextDom\Controller\Pages

 */

class AdministrationController extends BaseController

{

    /**

     * Render administration page

     *

     * @param array $pageData Page data

     *

     * @return string Content of administration page

     *

     * @throws \Exception

     */

    public static function get(&$pageData): string

    {

        $pageData['numberOfUpdates'] = UpdateManager::nbNeedUpdate();

        $pageData['scenarioCount'] = ScenarioManager::getCount();

        $pageData['interactCount'] = InteractDefManager::getCount();

        $pageData['pluginsCount'] = count(PluginManager::listPlugin());

        $pageData['objectCount'] = JeeObjectManager::getCount();

        $pageData['noteCount'] = NoteManager::getCount();

        $pageData['widgetCount'] = WidgetManager::getCount();

        $pageData['viewCount'] = ViewManager::getCount();

        $pageData['planHeaderCount'] = PlanHeaderManager::getCount();

        $pageData['cronCountEnable'] = 0;

        $pageData['cronCountDisable'] = 0;

        foreach (CronManager::all() as $cron) {

            if ($cron->getEnable()) {

                $pageData['cronCountEnable']++;

            } else {

                $pageData['cronCountDisable']++;

            }

        }

        self::countErrorLog($pageData);

        self::initMemoryInformations($pageData);

        $uptime = SystemHelper::getUptime() % 31556926;

        $pageData['uptimeDays'] = explode(".", ($uptime / 86400))[0];

        $pageData['uptimeHours'] = explode(".", (($uptime % 86400) / 3600))[0];

        $pageData['uptimeMinutes'] = explode(".", ((($uptime % 86400) % 3600) / 60))[0];

        $pageData['cpuCoresCount'] = SystemHelper::getProcessorCoresCount();

        $pageData['cpuLoad'] = round(100 * (sys_getloadavg()[0] / $pageData['cpuCoresCount']), 2);

        $diskTotal = disk_total_space(NEXTDOM_ROOT);

        $pageData['hddLoad'] = round(100 - 100 * disk_free_space(NEXTDOM_ROOT) / $diskTotal, 2);

        if ($diskTotal < 1024) {

            $diskTotal = $diskTotal . ' B';

        } elseif ($diskTotal < (1024 * 1024)) {

            $diskTotal = round($diskTotal / 1024, 0) . ' KB';

        } elseif ($diskTotal < (1024 * 1024 * 1024)) {

            $diskTotal = round($diskTotal / (1024 * 1024), 0) . ' MB';

        } else {

            $diskTotal = round($diskTotal / (1024 * 1024 * 1024), 0) . ' GB';

        }

        $pageData['hddSize'] = $diskTotal;

        $pageData['httpConnectionsCount'] = SystemHelper::getHttpConnectionsCount();

        $pageData['processCount'] = SystemHelper::getProcessCount();

        $pageData[ControllerData::CSS_POOL][] = self::PATH_TO_CSS . '/pages/administration.css';

        $pageData[ControllerData::JS_END_POOL][] = self::PATH_TO_JS . '/desktop/pages/administration.js';

        return Render::getInstance()->get('/desktop/pages/administration.html.twig', $pageData);

    }

    /**

     * @param $pageData

     */

    private static function initMemoryInformations(&$pageData)

    {

        $pageData['memoryLoad'] = 100;

        $pageData['swapLoad'] = 100;

        $freeData = trim(shell_exec('free'));

        $freeData = explode("\n", $freeData);

        if (count($freeData) > 2) {

            $memData = array_merge(

                array_filter(

                    explode(' ', $freeData[1]),

                    function ($value) {

                        return $value !== '';

                    }

                )

            );

            $swapData = array_merge(

                array_filter(

                    explode(' ', $freeData[2]),

                    function ($value) {

                        return $value !== '';

                    }

                )

            );

            if ($memData[1] != 0) {

                $pageData['memoryLoad'] = round(100 * $memData[2] / $memData[1], 2);

                if ($memData[1] < 1024) {

                    $memTotal = $memData[1] . ' B';

                } elseif ($memData[1] < (1024 * 1024)) {

                    $memTotal = round($memData[1] / 1024, 0) . ' MB';

                } else {

                    $memTotal = round($memData[1] / 1024 / 1024, 0) . ' GB';

                }

                $pageData['totalMemory'] = $memTotal;

            } else {

                $pageData['memoryLoad'] = 0;

                $pageData['totalMemory'] = 0;

            }

            if ($swapData[1] != 0) {

                $pageData['swapLoad'] = round(100 * $swapData[2] / $swapData[1], 2);

                if ($swapData[1] < 1024) {

                    $swapTotal = $swapData[1] . ' B';

                } elseif ($memData[1] < (1024 * 1024)) {

                    $swapTotal = round($swapData[1] / 1024, 0) . ' MB';

                } else {

                    $swapTotal = round($swapData[1] / 1024 / 1024, 0) . ' GB';

                }

                $pageData['administrationSwapTotal'] = $swapTotal;

            } else {

                $pageData['swapLoad'] = 0;

            }

        }

    }

    /**

     * @param $pageData

     */

    private static function countErrorLog(&$pageData)

    {

        $pageData['logCount'] = 0;

        $logFilesList = [];

        $dir = opendir(NEXTDOM_LOG);

        while ($file = readdir($dir)) {

            if ($file != '.' && $file != '..' && $file != '.htaccess' && !is_dir(NEXTDOM_LOG . '/' . $file)) {

                $logFilesList[] = $file;

            }

        }

        foreach ($logFilesList as $logFile) {

            if (round(filesize(NEXTDOM_LOG . '/' . $logFile) / 1024) < 10000) {

                if (shell_exec('grep -c -E "\[ERROR\]|\[error\]" ' . NEXTDOM_LOG . '/' . $logFile) != 0) {

                    $pageData['logCount']++;

                }

            } else {

                $pageData['logCount']++;

            }

        }

    }

}