update installer class and ui
This commit is contained in:
envoyr
@@ -25,30 +25,118 @@
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namespace Froxlor\Install;
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use Exception;
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use Froxlor\UI\Panel\UI;
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use Froxlor\UI\Request;
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class Install
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{
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public $step = 0;
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public $currentStep;
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public $maxSteps;
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public $phpVersion;
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public $formfield;
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public string $requiredVersion = '7.4.0';
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public array $requiredExtensions = ['libxml', 'zip'];
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public array $suggestedExtensions = ['curl'];
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public array $suggestions = [];
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public array $criticals = [];
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public array $loadedExtensions;
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public array $supportedOS = [
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'focal' => 'Ubuntu 20.04 LTS (Focal Fossa)'
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];
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public function __construct()
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{
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$this->step = Request::get('step');
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// set formfield, so we can get the fields and steps etc.
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$this->formfield = require dirname(__DIR__, 3) . '/lib/formfields/install/formfield.install.php';
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// set actual step
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$this->currentStep = Request::get('step', 0);
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$this->maxSteps = count($this->formfield['install']['sections']);
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// set actual php version and extensions
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$this->phpVersion = phpversion();
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$this->loadedExtensions = get_loaded_extensions();
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$this->checkExtensions();
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// init twig
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UI::initTwig(true);
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UI::sendHeaders();
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// set global variables
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UI::twig()->addGlobal('install_mode', true);
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UI::twig()->addGlobal('basehref', '../');
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// unset session if user goes back to step 0
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if (isset($_SESSION['installation']) && $this->currentStep == 0) {
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unset($_SESSION['installation']);
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}
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}
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public function checkExtensions()
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/**
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* @return void
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* @throws Exception
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*/
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public function handle(): void
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{
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// handle form data
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if (!is_null(Request::get('submit')) && $this->currentStep) {
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try {
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$this->handleFormData($this->formfield['install']);
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} catch (Exception $e) {
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$error = $e->getMessage();
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}
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}
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// load template
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UI::twigBuffer('/install/index.html.twig', [
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'setup' => [
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'step' => $this->currentStep,
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],
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'preflight' => $this->checkExtensions(),
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'page' => [
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'title' => 'Database',
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'description' => 'Test',
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],
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'section' => $this->formfield['install']['sections']['step' . $this->currentStep] ?? [],
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'error' => $error ?? null,
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]);
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// output view
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UI::twigOutputBuffer();
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}
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/**
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* @throws Exception
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*/
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private function handleFormData(array $formfield): void
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{
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// Validate user data
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$validatedData = $this->validateRequest($formfield['sections']['step' . $this->currentStep]['fields']);
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// handle current step
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if ($this->currentStep <= $this->maxSteps) {
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// Check database connection (
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if ($this->currentStep == 1) {
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$this->checkDatabase($validatedData);
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}
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// Store validated data for later use
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$_SESSION['installation'] = array_merge($_SESSION['installation'] ?? [], $validatedData);
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}
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// also handle completion of installation if it's the last step
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if ($this->currentStep == $this->maxSteps) {
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$this->startInstallation($validatedData);
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header('Location: ../');
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return;
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}
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header('Location: ?step=' . ($this->currentStep + 1));
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}
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/**
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* @return array
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*/
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private function checkExtensions(): array
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{
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// check for required extensions
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foreach ($this->requiredExtensions as $requiredExtension) {
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@@ -65,42 +153,18 @@ class Install
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}
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$this->suggestions['missing_extensions'][] = $suggestedExtension;
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}
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return [
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'text' => $this->getInformationText(),
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'suggestions' => $this->suggestions,
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'criticals' => $this->criticals,
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];
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}
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public function handle()
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{
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$formfield = require dirname(__DIR__, 3) . '/lib/formfields/install/formfield.install.php';
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// init twig
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UI::initTwig(true);
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UI::sendHeaders();
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// set global variables
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UI::twig()->addGlobal('install_mode', true);
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UI::twig()->addGlobal('basehref', '../');
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// load template
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UI::twigBuffer('/install/index.html.twig', [
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'setup' => [
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'step' => $this->step,
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],
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'preflight' => [
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'text' => $this->getPreflightText(),
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'suggestions' => $this->suggestions,
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'criticals' => $this->criticals,
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],
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'page' => [
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'title' => 'Database',
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'description' => 'Test',
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],
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'section' => $formfield['install']['sections'][sprintf('step%s', $this->step)] ?? [],
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]);
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// output view
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UI::twigOutputBuffer();
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}
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public function getPreflightText(): string
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/**
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* @return string
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*/
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private function getInformationText(): string
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{
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if (version_compare($this->requiredVersion, PHP_VERSION, "<")) {
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$text = 'Your system is running with PHP ' . $this->phpVersion;
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@@ -108,7 +172,93 @@ class Install
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$text = 'Your system is running a lower version than PHP ' . $this->requiredVersion;
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$this->criticals[] = 'Update your current PHP Version from ' . $this->phpVersion . ' to ' . $this->requiredVersion . ' or higher';
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}
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return $text;
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}
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/**
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* @throws Exception
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*/
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private function validateRequest(array $fields): array
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{
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$attributes = [];
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foreach ($fields as $name => $field) {
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$attributes[$name] = $this->validateAttribute(Request::get($name), $field);
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if (isset($field['next_to'])) {
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$attributes = array_merge($attributes, $this->validateRequest($field['next_to']));
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}
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}
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return $attributes;
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}
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/**
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* @return mixed
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* @throws Exception
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*/
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private function validateAttribute($attribute, array $field)
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{
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// TODO: do validations
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if (isset($field['mandatory']) && $field['mandatory'] && empty($attribute)) {
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throw new Exception('Mandatory field is not set!');
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}
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return $attribute;
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}
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/**
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* @throws Exception
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*/
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private function checkDatabase(array $validatedData): void
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{
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$dsn = sprintf('mysql:host=%s;charset=utf8mb4', $validatedData['sql_hostname']);
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$pdo = new \PDO($dsn, $validatedData['sql_root_username'], $validatedData['sql_root_password']);
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// check if the database already exist
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$stmt = $pdo->prepare('SHOW DATABASES LIKE ?');
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$stmt->execute([
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$validatedData['sql_database']
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]);
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$hasDatabase = $stmt->fetch();
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if ($hasDatabase && !$validatedData['sql_override_database']) {
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throw new Exception('Database already exist, please set override option to rebuild!');
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}
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// check if we can create a new database
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$testDatabase = uniqid('froxlor_tmp_');
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if ($pdo->exec('CREATE DATABASE IF NOT EXISTS ' . $testDatabase . ';') === false) {
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throw new Exception('cant create test db');
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}
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if ($pdo->exec('DROP DATABASE IF EXISTS ' . $testDatabase . ';') === false) {
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throw new Exception('Cant drop test db');
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}
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// FIXME: seems not to work
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// check if the user already exist
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$stmt = $pdo->prepare("SELECT `user` FROM `mysql.user` WHERE `user` = '?'");
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if ($stmt->rowCount()) {
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throw new Exception('Username already exist, please use another username!');
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}
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// check if we can create a new user
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$testUser = uniqid('froxlor_tmp_');
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$stmt = $pdo->prepare('CREATE USER ?@? IDENTIFIED BY ?');
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if ($stmt->execute([$testUser, $validatedData['sql_hostname'], uniqid()]) === false) {
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throw new Exception('cant create test user');
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}
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$stmt = $pdo->prepare('DROP USER ?@?');
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if ($stmt->execute([$testUser, $validatedData['sql_hostname']]) === false) {
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throw new Exception('cant create test user');
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}
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if ($pdo->prepare('FLUSH PRIVILEGES')->execute() === false) {
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throw new Exception('Cant flush privileges');
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}
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}
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/**
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* @param array $validatedData
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* @return void
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* @throws Exception
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*/
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private function startInstallation(array $validatedData): void
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{
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// TODO: do the installation (maybe in an own class?)
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}
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}
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