<?php
/**
 * The control file of install currentModule of ZenTaoPMS.
 *
 * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.cnezsoft.com)
 * @license     ZPL(http://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
 * @author      Chunsheng Wang <chunsheng@cnezsoft.com>
 * @package     install
 * @version     $Id: control.php 4297 2013-01-27 07:51:45Z wwccss $
 * @link        https://www.zentao.net
 */
class install extends control
{
    /**
     * 构造函数。
     * Construct function.
     *
     * @access public
     * @return void
     */
    public function __construct()
    {
        parent::__construct();

        if(!$this->app->installing && $this->app->tab != 'devops' && !isInModal()) helper::end();

        set_time_limit(0);

        $this->app->loadLang('user');
        $this->app->loadLang('admin');
        $this->config->webRoot = getWebRoot();
    }

    /**
     * 安装首页。
     * Index page of install module.
     *
     * @access public
     * @return void
     */
    public function index()
    {
        if(!isset($this->config->installed) || !$this->config->installed) $this->session->set('installing', true);

        $this->view->title = $this->lang->install->welcome;

        /* 如果versionName在付费版中已经定义则不能再重复定义。*/
        /* If the versionName variable has been defined in the max version, it cannot be defined here to avoid being overwritten. */
        if(!isset($this->view->versionName)) $this->view->versionName = $this->config->version;

        /* 配置DevOps平台版。*/
        /* Configure devOps platform version. */
        if($this->config->inQuickon)
        {
            $editionName = $this->config->edition === 'open' ? $this->lang->pmsName : $this->lang->{$this->config->edition . 'Name'};
            if($this->config->edition === 'max') $editionName = '';
            $this->view->versionName = $editionName . str_replace(array('max', 'biz', 'ipd'), '', $this->view->versionName);
        }
        $this->display();
    }

    /**
     * 检查授权。
     * Checking agree license.
     *
     * @access public
     * @return void
     */
    public function license()
    {
        $this->view->title   = $this->lang->install->welcome;
        $this->view->license = $this->install->getLicense();
        $this->display();
    }

    /**
     * 安装第一步，系统检查。
     * Setp1: Check the system.
     *
     * @access public
     * @return void
     */
    public function step1()
    {
        $this->view->title          = $this->lang->install->checking;
        $this->view->phpVersion     = $this->installZen->getPHPVersion();
        $this->view->phpResult      = $this->installZen->checkPHPVersion();
        $this->view->pdoResult      = $this->installZen->checkPDO();
        $this->view->pdoMySQLResult = $this->installZen->checkPDOMySQL();
        $this->view->jsonResult     = $this->installZen->checkJSON();
        $this->view->opensslResult  = $this->installZen->checkOpenssl();
        $this->view->mbstringResult = $this->installZen->checkMBstring();
        $this->view->zlibResult     = $this->installZen->checkZlib();
        $this->view->curlResult     = $this->installZen->checkCURL();
        $this->view->filterResult   = $this->installZen->checkFilter();
        $this->view->iconvResult    = $this->installZen->checkIconv();
        $this->view->tmpRootInfo    = $this->installZen->getTmpRoot();
        $this->view->tmpRootResult  = $this->installZen->checkTmpRoot();
        $this->view->dataRootInfo   = $this->installZen->getDataRoot();
        $this->view->dataRootResult = $this->installZen->checkDataRoot();
        $this->view->iniInfo        = $this->install->getIniInfo();

        $checkSession = ini_get('session.save_handler') == 'files';
        $this->view->sessionResult = 'ok';
        $this->view->sessionInfo   = array('exists' => true, 'writable' => true);
        $this->view->checkSession  = $checkSession;
        if($checkSession)
        {
            $sessionResult = $this->installZen->checkSessionSavePath();
            $sessionInfo   = $this->installZen->getSessionSavePath();
            if($sessionInfo['path'] == '') $sessionResult = 'ok';

            $this->view->sessionResult = $sessionResult;
            $this->view->sessionInfo   = $sessionInfo;
        }

        $notice = '';
        if($this->config->framework->filterCSRF)
        {
            $httpType = isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == 'on' ? 'https' : 'http';
            if(isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == 'https') $httpType = 'https';
            if(isset($_SERVER['REQUEST_SCHEME']) && strtolower($_SERVER['REQUEST_SCHEME']) == 'https') $httpType = 'https';

            $httpHost = zget($_SERVER, 'HTTP_HOST', '');
            if(empty($httpHost) || strpos($this->server->http_referer, "$httpType://$httpHost") !== 0) $notice = $this->lang->install->CSRFNotice;
        }

        $this->view->notice = $notice;
        $this->display();
    }

    /**
     * 安装第二步：生成配置文件。
     * Setp2: Set configs.
     *
     * @access public
     * @return void
     */
    public function step2()
    {
        if(!empty($_POST))
        {
            $data   = form::data()->get();
            $return = $this->installZen->checkConfig($data);
            if($return->result != 'ok') return $this->send(array('result' => 'fail', 'callback' => "zui.Modal.alert({icon: 'icon-exclamation-sign', size: '480', iconClass: 'text-4xl text-warning',  message: '" . str_replace("'", '"', $return->error) . "'})"));

            $this->install->execPreInstallSQL();

            $myConfig = array();
            foreach($data as $key => $value) $myConfig[$key] = $value;

            $result = $this->install->dbh->getDatabaseCharsetAndCollation($myConfig['dbName']);
            $myConfig['dbEncoding']  = $result['charset'];
            $myConfig['dbCollation'] = $result['collation'];

            $this->session->set('myConfig', $myConfig);
            return $this->send(array('result' => 'success', 'load' => inlink('showTableProgress')));
        }
        $dbHost = $dbPort = $dbName = $dbUser = $dbPassword = '';

        /* 获取mysql配置。*/
        /* Get mysql env in docker container. */
        if(getenv('MYSQL_HOST'))     $dbHost     = getenv('MYSQL_HOST');
        if(getenv('MYSQL_PORT'))     $dbPort     = getenv('MYSQL_PORT');
        if(getenv('MYSQL_DB'))       $dbName     = getenv('MYSQL_DB');
        if(getenv('MYSQL_USER'))     $dbUser     = getenv('MYSQL_USER');
        if(getenv('MYSQL_PASSWORD')) $dbPassword = getenv('MYSQL_PASSWORD');

        $this->view->title      = $this->lang->install->setConfig;
        $this->view->dbHost     = $dbHost ? $dbHost : '127.0.0.1';
        $this->view->dbPort     = $dbPort ? $dbPort : '3306';
        $this->view->dbName     = $dbName ? $dbName : 'zentao';
        $this->view->dbUser     = $dbUser ? $dbUser : 'root';
        $this->view->dbPassword = $dbPassword ? $dbPassword : '';
        $this->display();
    }

    /**
     * 提示正在安装数据库表页面。
     * Show create table progress box.
     *
     * @access public
     * @return void
     */
    public function showTableProgress()
    {
        $this->view->title = $this->lang->install->dbProgress;
        $this->display();
    }

    /**
     * 创建数据库表并记录日志。
     * AJAX: Create table and save log.
     *
     * @access public
     * @return void
     */
    public function ajaxCreateTable()
    {
        ignore_user_abort(true);
        set_time_limit(0);
        session_write_close();

        $logFile     = $this->install->buildDBLogFile('progress');
        $errorFile   = $this->install->buildDBLogFile('error');
        $successFile = $this->install->buildDBLogFile('success');
        if(file_exists($logFile))     unlink($logFile);
        if(file_exists($errorFile))   unlink($errorFile);
        if(file_exists($successFile)) unlink($successFile);

        $config           = json_decode(file_get_contents($this->install->buildDBLogFile('config')));
        $this->config->db = $config->db;
        $isClearDB        = isset($config->post->clearDB) ? $config->post->clearDB : 0;
        if($this->install->createTable(true, $isClearDB)) file_put_contents($this->install->buildDBLogFile('success'), 'success');
    }

    /**
     * 获取数据库表创建进度并显示在页面。
     * AJAX: Get progress and show in showTableProgress page.
     *
     * @param  int    $offset
     * @access public
     * @return void
     */
    public function ajaxShowProgress(int $offset = 0)
    {
        session_write_close();
        $logFile     = $this->install->buildDBLogFile('progress');
        $errorFile   = $this->install->buildDBLogFile('error');
        $successFile = $this->install->buildDBLogFile('success');

        $error  = !file_exists($errorFile)   ? '' : file_get_contents($errorFile);
        $finish = !file_exists($successFile) ? '' : file_get_contents($successFile);
        $log    = !file_exists($logFile)     ? '' : file_get_contents($logFile, false, null, $offset);
        $size   = 10 * 1024;
        if(!empty($log) && mb_strlen($log) > $size)
        {
            $left     = mb_substr($log, $size);
            $log      = mb_substr($log, 0, $size);
            $position = strpos($left, "\n");
            if($position !== false) $log .= substr($left, 0, $position + 1);
        }

        $offset += strlen($log);
        $log     = trim($log);
        if(!empty($log)) $error = $finish = '';
        return print(json_encode(array('log' => str_replace("\n", "<br />", $log) . ($log ? '<br />' : ''), 'error' => $error, 'finish' => $finish, 'offset' => $offset)));
    }

    /**
     * 安装第三步：保存配置文件。
     * Step3: Save the config file.
     *
     * @access public
     * @return void
     */
    public function step3()
    {
        if(!empty($_POST))
        {
            if(!isset($this->config->installed) || !$this->config->installed) return $this->send(array('result' => 'fail', 'message' => $this->lang->install->errorNotSaveConfig));
            return $this->send(array('result' => 'success', 'message' => '', 'load' => inlink('step4')));
        }

        /* 当session保存路径为空时设置session保存路径。*/
        /* Set the session save path when the session save path is null. */
        $sessionHandler = ini_get('session.save_handler');
        $customSession  = $sessionHandler == 'user';
        if($sessionHandler == 'files' && !session_save_path())
        {
            /* 重新启动session，因为上次启动session时保存路径为null。*/
            /* Restart the session because the session save path is null when start the session last time. */
            session_write_close();

            $tmpRootInfo     = $this->installZen->getTmpRoot();
            $sessionSavePath = $tmpRootInfo['path'] . 'session';
            if(!is_dir($sessionSavePath)) mkdir($sessionSavePath, 0777, true);

            session_save_path($sessionSavePath);
            $customSession = true;

            $sessionResult = $this->installZen->checkSessionSavePath();
            if($sessionResult == 'fail') chmod($sessionSavePath, 0777);

            session_start();
            $this->session->set('installing', true);
        }

        $this->view->app           = $this->app;
        $this->view->lang          = $this->lang;
        $this->view->config        = $this->config;
        $this->view->title         = $this->lang->install->saveConfig;
        $this->view->customSession = $customSession;
        $this->view->myConfig      = $this->session->myConfig;
        $this->display();
    }

    /**
     * 安装第四步：选择使用模式。
     * Step4: Select mode.
     *
     * @access public
     * @return void
     */
    public function step4()
    {
        if(!empty($_POST))
        {
            if(!isset($this->config->installed) || !$this->config->installed) return $this->send(array('result' => 'fail', 'message' => $this->lang->install->errorNotSaveConfig, 'load' => 'step3'));

            $mode = form::data()->get()->mode;
            $this->loadModel('setting')->setItem('system.common.global.mode', $mode);
            $this->loadModel('custom')->disableFeaturesByMode($mode);
            return $this->send(array('result' => 'success', 'load' => inlink('step5')));
        }

        $this->view->title = $this->lang->install->selectMode;
        if(!isset($this->config->installed) || !$this->config->installed)
        {
            $this->view->error = $this->lang->install->errorNotSaveConfig;
            $this->display();
        }
        else
        {
            $this->app->loadLang('upgrade');

            list($disabledFeatures, $enabledProjectFeatures, $disabledProjectFeatures) = $this->loadModel('custom')->computeFeatures();

            $this->view->edition                 = $this->config->edition;
            $this->view->disabledFeatures        = $disabledFeatures;
            $this->view->enabledProjectFeatures  = $enabledProjectFeatures;
            $this->view->disabledProjectFeatures = $disabledProjectFeatures;
            $this->display();
        }
    }

    /**
     * 安装第五步：设置公司名称及管理员账号。
     * Step5: Create company, admin.
     *
     * @access public
     * @return void
     */
    public function step5()
    {
        if(!empty($_POST))
        {
            $this->install->updateDbSeq();

            if(!isset($this->config->installed) || !$this->config->installed) return $this->send(array('result' => 'fail', 'callback' => "zui.Modal.alert('{$this->lang->install->errorNotSaveConfig}').then((res) => {loadPage('" . $this->createLink('install', 'step3') . "')});"));

            $this->loadModel('common');

            $data = form::data()->get();
            $this->install->grantPriv($data);
            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));

            $this->install->updateLang();
            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));

            /* 轻量级管理模式创建默认项目集。*/
            /* Lean mode create default program. */
            $defaultProgram = $this->loadModel('setting')->getItem('owner=system&module=common&section=global&key=defaultProgram');
            if($this->config->systemMode == 'light' && empty($defaultProgram))
            {
                $programID = $this->loadModel('program')->createDefaultProgram();
                $this->loadModel('setting')->setItem('system.common.global.defaultProgram', $programID);
            }
            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));

            $data = form::data()->get();
            if($data->importDemoData) $this->install->importDemoData();

            $this->loadModel('setting');
            $this->setting->updateVersion($this->config->version);
            $this->setting->setItem('system.common.global.flow', $data->flow);
            $this->setting->setItem('system.common.safe.mode', '1');
            $this->setting->setItem('system.common.safe.changeWeak', '1');
            $this->setting->setItem('system.common.global.cron', '1');
            $this->setting->setItem('system.common.userview.relatedTablesUpdateTime', time());

            /* 处理BI数据表, 内置流程数据。*/
            /* Process BI dataview. */
            if($this->config->edition != 'open')
            {
                $this->loadModel('upgrade')->processDataset();
                $this->loadModel('workflowGroup')->initAllWorkflowGroup();
            }

            /* 更新度量项的创建时间。*/
            /* Update created date of metrics. */
            $this->loadModel('metric')->updateMetricDate();

            $this->install->importBIData();

            $this->install->enableCache();

            /* 保存sn到数据库。*/
            /* Save SN to database. */
            $this->loadModel('setting')->setSN();

            $this->install->execPostInstallSQL();

            return $this->send(array('result' => 'success', 'load' => inlink('step6')));
        }

        if($this->config->inQuickon) $this->installZen->saveConfigFile();
        $this->app->loadLang('upgrade');
        $this->view->title = $this->lang->install->getPriv;
        if(!isset($this->config->installed) || !$this->config->installed) $this->view->error = $this->lang->install->errorNotSaveConfig;
        $this->display();
    }

    /**
     * 安装第六步：安装成功，删除文件。
     * Step6: Success install and delete file.
     *
     * @access public
     * @return void
     */
    public function step6()
    {
        $this->loadModel('common');
        if(!isset($this->config->installed) || !$this->config->installed) $this->session->set('installing', true);

        if($this->config->inQuickon)
        {
            $this->lang->install->successLabel       = str_replace('IPD', '', $this->lang->install->successLabel);
            $this->lang->install->successNoticeLabel = str_replace('IPD', '', $this->lang->install->successNoticeLabel);
        }

        $editionName           = $this->config->edition === 'open' ? $this->lang->pmsName : $this->lang->{$this->config->edition . 'Name'};
        $this->config->version = $editionName . str_replace(array('max', 'biz', 'ipd'), '', $this->config->version);

        $canDelFile  = is_writable($this->app->getAppRoot() . 'www');
        $installFile = $this->app->getAppRoot() . 'www/install.php';
        $upgradeFile = $this->app->getAppRoot() . 'www/upgrade.php';
        $installFileDeleted = $canDelFile && file_exists($installFile) ? unlink($installFile) : false;

        if($canDelFile && file_exists($upgradeFile)) unlink($upgradeFile);
        unset($_SESSION['installing']);
        unset($_SESSION['myConfig']);
        session_destroy();

        $logFile     = $this->install->buildDBLogFile('progress');
        $errorFile   = $this->install->buildDBLogFile('error');
        $successFile = $this->install->buildDBLogFile('success');
        if(file_exists($logFile))     unlink($logFile);
        if(file_exists($errorFile))   unlink($errorFile);
        if(file_exists($successFile)) unlink($successFile);

        global $oldRequestType;
        if($oldRequestType == 'PATH_INFO') $this->config->requestType = 'PATH_INFO';

        $sendEventLink     = helper::createLink('misc', 'ajaxSendEvent', 'step=success');
        $adminRegisterLink = helper::createLink('index');
        if($this->app->cookie->lang == 'zh-cn')
        {
            $adminRegisterLink  = helper::createLink('admin', 'register');
            $adminRegisterLink .= $oldRequestType != 'PATH_INFO' ? '&_single=1' : '?_single=1';
        }
        if($oldRequestType != 'PATH_INFO')
        {
            $sendEventLink     = str_replace('install.php', 'index.php', $sendEventLink);
            $adminRegisterLink = str_replace('install.php', 'index.php', $adminRegisterLink);
        }

        $this->config->requestType = 'GET';
        if(file_exists($installFile)) $sendEventLink = helper::createLink('misc', 'ajaxSendEvent', 'step=success');

        $this->view->installFileDeleted = $installFileDeleted;
        $this->view->title              = $this->lang->install->success;
        $this->view->sendEventLink      = $sendEventLink;
        $this->view->adminRegisterLink  = $adminRegisterLink;
        $this->display();
    }
}