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app/index/controller/Install.php
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224
app/index/controller/Install.php
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<?php
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namespace app\index\controller;
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use app\BaseController;
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use app\common\traits\JumpTrait;
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use think\facade\Db;
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use think\Request;
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class Install extends BaseController
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{
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use JumpTrait;
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public function index(Request $request)
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{
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$isInstall = false;
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$installPath = config_path() . DIRECTORY_SEPARATOR . 'install' . DIRECTORY_SEPARATOR;
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$errorInfo = null;
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if (is_file($installPath . 'lock' . DIRECTORY_SEPARATOR . 'install.lock')) {
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// 如果你已经成功安装了后台系统 并且不想再次出现安装界面，可以把下面跳转注释取消
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// $this->redirect('/');
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$isInstall = true;
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$errorInfo = '已安装系统，如需重新安装请删除文件：/config/install/lock/install.lock，或者删除 /install 路由';
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}elseif (version_compare(phpversion(), '8.1.0', '<')) {
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$errorInfo = 'PHP版本不能小于8.1.0';
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}elseif (!extension_loaded("pdo_mysql")) {
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$errorInfo = '当前未开启pdo_mysql，无法进行安装';
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}
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if (!is_file(root_path() . '.env')) {
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$errorInfo = '.env 文件不存在，请先配置 .env 文件';
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}
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if (!$request->isAjax()) {
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$envInfo = [
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'DB_HOST' => $isInstall ? '' : env('DB_HOST', '127.0.0.1'),
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'DB_NAME' => $isInstall ? '' : env('DB_NAME', 'easyadmin8'),
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'DB_USER' => $isInstall ? '' : env('DB_USER', 'root'),
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'DB_PASS' => $isInstall ? '' : env('DB_PASS', 'root'),
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'DB_PORT' => $isInstall ? '' : env('DB_PORT', 3306),
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'DB_PREFIX' => $isInstall ? '' : env('DB_PREFIX', 'ea8_'),
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];
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$currentHost = '://';
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$result = compact('errorInfo', 'currentHost', 'isInstall', 'envInfo');
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return view('index@install/index', $result);
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}
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if ($errorInfo) $this->error($errorInfo);
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$charset = 'utf8mb4';
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$post = $request->post();
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$cover = $post['cover'] == 1;
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$database = $post['database'];
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$hostname = $post['hostname'];
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$hostport = $post['hostport'];
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$dbUsername = $post['db_username'];
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$dbPassword = $post['db_password'];
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$prefix = $post['prefix'];
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$adminUrl = $post['admin_url'];
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$username = $post['username'];
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$password = $post['password'];
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// 参数验证
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$validateError = null;
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// 判断是否有特殊字符
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$check = preg_match('/[0-9a-zA-Z]+$/', $adminUrl, $matches);
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if (!$check) {
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$validateError = '后台地址不能含有特殊字符, 只能包含字母或数字。';
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$this->error($validateError);
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}
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if (strlen($adminUrl) < 2) {
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$validateError = '后台的地址不能小于2位数';
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}elseif (strlen($password) < 5) {
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$validateError = '管理员密码不能小于5位数';
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}elseif (strlen($username) < 4) {
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$validateError = '管理员账号不能小于4位数';
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}
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if (!empty($validateError)) $this->error($validateError);
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$config = [
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"driver" => 'mysql',
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"host" => $hostname,
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"database" => $database,
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"port" => $hostport,
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"username" => $dbUsername,
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"password" => $dbPassword,
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"prefix" => $prefix,
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"charset" => $charset,
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];
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// 检测数据库连接
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$this->checkConnect($config);
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// 检测数据库是否存在
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if (!$cover && $this->checkDatabase($database)) $this->error('数据库已存在，请选择覆盖安装或者修改数据库名');
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// 创建数据库
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$this->createDatabase($database, $config);
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// 导入sql语句等等
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$config = array_merge($config, ['database' => $database]);
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$this->install($username, $password, $config, $adminUrl);
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$this->success('系统安装成功，正在跳转登录页面');
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}
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protected function install(string $username, string $password, array $config): ?bool
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{
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$installPath = config_path() . DIRECTORY_SEPARATOR . 'install' . DIRECTORY_SEPARATOR;
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$sqlPath = file_get_contents($installPath . 'sql' . DIRECTORY_SEPARATOR . 'install.sql');
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$sqlArray = $this->parseSql($sqlPath, $config['prefix'], 'ea_');
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$dsn = $this->pdoDsn($config, true);
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try {
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$pdo = new \PDO($dsn, $config['username'] ?? 'root', $config['password'] ?? '');
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foreach ($sqlArray as $sql) {
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$pdo->query($sql);
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}
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$hashedPassword = password_hash($password, PASSWORD_DEFAULT);
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$tableName = 'system_admin';
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$update = [
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'username' => $username,
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'head_img' => '/static/admin/images/head.jpg',
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'password' => $hashedPassword,
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'create_time' => time(),
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'update_time' => time()
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];
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foreach ($update as $_k => $_up) {
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$pdo->query("UPDATE {$config['prefix']}{$tableName} SET {$_k} = '{$_up}' WHERE id = 1");
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}
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// 处理安装文件
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!is_dir($installPath) && @mkdir($installPath);
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!is_dir($installPath . 'lock' . DIRECTORY_SEPARATOR) && @mkdir($installPath . 'lock' . DIRECTORY_SEPARATOR);
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@file_put_contents($installPath . 'lock' . DIRECTORY_SEPARATOR . 'install.lock', date('Y-m-d H:i:s'));
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}catch (\Exception|\PDOException|\Throwable $e) {
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$this->error("系统安装失败：" . $e->getMessage());
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}
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return true;
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}
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protected function parseSql($sql = '', $to = '', $from = ''): array
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{
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list($pure_sql, $comment) = [[], false];
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$sql = explode("\n", trim(str_replace(["\r\n", "\r"], "\n", $sql)));
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foreach ($sql as $key => $line) {
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if ($line == '') {
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continue;
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}
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if (preg_match("/^(#|--)/", $line)) {
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continue;
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}
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if (preg_match("/^\/\*(.*?)\*\//", $line)) {
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continue;
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}
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if (str_starts_with($line, '/*')) {
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$comment = true;
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continue;
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}
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if (str_ends_with($line, '*/')) {
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$comment = false;
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continue;
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}
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if ($comment) {
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continue;
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}
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if ($from != '') {
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$line = str_replace('`' . $from, '`' . $to, $line);
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}
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if ($line == 'BEGIN;' || $line == 'COMMIT;') {
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continue;
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}
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$pure_sql[] = $line;
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}
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//$pure_sql = implode($pure_sql, "\n");
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$pure_sql = implode("\n", $pure_sql);
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return explode(";\n", $pure_sql);
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}
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protected function createDatabase($database, $config): bool
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{
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$dsn = $this->pdoDsn($config);
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try {
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$pdo = new \PDO($dsn, $config['username'] ?? 'root', $config['password'] ?? '');
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$pdo->query("CREATE DATABASE IF NOT EXISTS `{$database}` DEFAULT CHARACTER SET {$config['charset']} COLLATE=utf8mb4_general_ci");
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}catch (\PDOException $e) {
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return false;
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}
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return true;
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}
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protected function checkDatabase($database): bool
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{
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try {
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$check = Db::query("SELECT * FROM information_schema.schemata WHERE schema_name='{$database}'");
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}catch (\Throwable $exception) {
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$check = false;
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}
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if (empty($check)) {
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return false;
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}else {
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return true;
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}
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}
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protected function checkConnect(array $config): ?bool
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{
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$dsn = $this->pdoDsn($config);
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try {
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$pdo = new \PDO($dsn, $config['username'] ?? 'root', $config['password'] ?? '');
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$res = $pdo->query('select VERSION()');
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$_version = $res->fetch()[0] ?? 0;
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if (version_compare($_version, '5.7.0', '<')) {
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$this->error('mysql版本最低要求 5.7.x');
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}
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}catch (\PDOException $e) {
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$this->error($e->getMessage());
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}
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return true;
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}
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/**
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* @param array $config
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* @param bool $needDatabase
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* @return string
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*/
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protected function pdoDsn(array $config, bool $needDatabase = false): string
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{
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$host = $config['host'] ?? '127.0.0.1';
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$database = $config['database'] ?? '';
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$port = $config['port'] ?? '3306';
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$charset = $config['charset'] ?? 'utf8mb4';
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if ($needDatabase) return "mysql:host=$host;port=$port;dbname=$database;charset=$charset";
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return "mysql:host=$host;port=$port;charset=$charset";
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}
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}
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