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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers;
use PhpMyAdmin\Charsets;
use PhpMyAdmin\CheckUserPrivileges;
use PhpMyAdmin\Config;
use PhpMyAdmin\ConfigStorage\Relation;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Git;
use PhpMyAdmin\Html\Generator;
use PhpMyAdmin\LanguageManager;
use PhpMyAdmin\Message;
use PhpMyAdmin\RecentFavoriteTable;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Server\Select;
use PhpMyAdmin\Template;
use PhpMyAdmin\ThemeManager;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
use PhpMyAdmin\Version;
use function __;
use function count;
use function extension_loaded;
use function file_exists;
use function ini_get;
use function mb_strlen;
use function preg_match;
use function sprintf;
use function trigger_error;
use const E_USER_NOTICE;
use const E_USER_WARNING;
use const PHP_VERSION;
use const SODIUM_CRYPTO_SECRETBOX_KEYBYTES;
class HomeController extends AbstractController
{
/** @var Config */
private $config;
/** @var ThemeManager */
private $themeManager;
/** @var DatabaseInterface */
private $dbi;
public function __construct(
ResponseRenderer $response,
Template $template,
Config $config,
ThemeManager $themeManager,
DatabaseInterface $dbi
) {
parent::__construct($response, $template);
$this->config = $config;
$this->themeManager = $themeManager;
$this->dbi = $dbi;
}
public function __invoke(): void
{
global $cfg, $server, $collation_connection, $message, $show_query, $db, $table, $errorUrl;
if ($this->response->isAjax() && ! empty($_REQUEST['access_time'])) {
return;
}
$this->addScriptFiles(['home.js']);
// This is for $cfg['ShowDatabasesNavigationAsTree'] = false;
// See: https://github.com/phpmyadmin/phpmyadmin/issues/16520
// The DB is defined here and sent to the JS front-end to refresh the DB tree
$db = $_POST['db'] ?? '';
$table = '';
$show_query = '1';
$errorUrl = Url::getFromRoute('/');
if ($server > 0 && $this->dbi->isSuperUser()) {
$this->dbi->selectDb('mysql');
}
$languageManager = LanguageManager::getInstance();
if (! empty($message)) {
$displayMessage = Generator::getMessage($message);
unset($message);
}
if (isset($_SESSION['partial_logout'])) {
$partialLogout = Message::success(__(
'You were logged out from one server, to logout completely '
. 'from phpMyAdmin, you need to logout from all servers.'
))->getDisplay();
unset($_SESSION['partial_logout']);
}
$syncFavoriteTables = RecentFavoriteTable::getInstance('favorite')
->getHtmlSyncFavoriteTables();
$hasServer = $server > 0 || count($cfg['Servers']) > 1;
if ($hasServer) {
$hasServerSelection = $cfg['ServerDefault'] == 0
|| (! $cfg['NavigationDisplayServers']
&& (count($cfg['Servers']) > 1
|| ($server == 0 && count($cfg['Servers']) === 1)));
if ($hasServerSelection) {
$serverSelection = Select::render(true, true);
}
if ($server > 0) {
$checkUserPrivileges = new CheckUserPrivileges($this->dbi);
$checkUserPrivileges->getPrivileges();
$charsets = Charsets::getCharsets($this->dbi, $cfg['Server']['DisableIS']);
$collations = Charsets::getCollations($this->dbi, $cfg['Server']['DisableIS']);
$charsetsList = [];
foreach ($charsets as $charset) {
$collationsList = [];
foreach ($collations[$charset->getName()] as $collation) {
$collationsList[] = [
'name' => $collation->getName(),
'description' => $collation->getDescription(),
'is_selected' => $collation_connection === $collation->getName(),
];
}
$charsetsList[] = [
'name' => $charset->getName(),
'description' => $charset->getDescription(),
'collations' => $collationsList,
];
}
}
}
$availableLanguages = [];
if (empty($cfg['Lang']) && $languageManager->hasChoice()) {
$availableLanguages = $languageManager->sortedLanguages();
}
$databaseServer = [];
if ($server > 0) {
$hostInfo = '';
if (! empty($cfg['Server']['verbose'])) {
$hostInfo .= $cfg['Server']['verbose'];
if ($cfg['ShowServerInfo']) {
$hostInfo .= ' (';
}
}
if ($cfg['ShowServerInfo'] || empty($cfg['Server']['verbose'])) {
$hostInfo .= $this->dbi->getHostInfo();
}
if (! empty($cfg['Server']['verbose']) && $cfg['ShowServerInfo']) {
$hostInfo .= ')';
}
$serverCharset = Charsets::getServerCharset($this->dbi, $cfg['Server']['DisableIS']);
$databaseServer = [
'host' => $hostInfo,
'type' => Util::getServerType(),
'connection' => Generator::getServerSSL(),
'version' => $this->dbi->getVersionString() . ' - ' . $this->dbi->getVersionComment(),
'protocol' => $this->dbi->getProtoInfo(),
'user' => $this->dbi->fetchValue('SELECT USER();'),
'charset' => $serverCharset->getDescription() . ' (' . $serverCharset->getName() . ')',
];
}
$webServer = [];
if ($cfg['ShowServerInfo']) {
$webServer['software'] = $_SERVER['SERVER_SOFTWARE'] ?? null;
if ($server > 0) {
$clientVersion = $this->dbi->getClientInfo();
if (preg_match('#\d+\.\d+\.\d+#', $clientVersion)) {
$clientVersion = 'libmysql - ' . $clientVersion;
}
$webServer['database'] = $clientVersion;
$webServer['php_extensions'] = Util::listPHPExtensions();
$webServer['php_version'] = PHP_VERSION;
}
}
$relation = new Relation($this->dbi);
if ($server > 0) {
$relationParameters = $relation->getRelationParameters();
if (! $relationParameters->hasAllFeatures() && $cfg['PmaNoRelation_DisableWarning'] == false) {
$messageText = __(
'The phpMyAdmin configuration storage is not completely '
. 'configured, some extended features have been deactivated. '
. '%sFind out why%s. '
);
if ($cfg['ZeroConf'] == true) {
$messageText .= '<br>' .
__('Or alternately go to \'Operations\' tab of any database to set it up there.');
}
$messageInstance = Message::notice($messageText);
$messageInstance->addParamHtml(
'<a href="' . Url::getFromRoute('/check-relations')
. '" data-post="' . Url::getCommon() . '">'
);
$messageInstance->addParamHtml('</a>');
/* Show error if user has configured something, notice elsewhere */
if (! empty($cfg['Servers'][$server]['pmadb'])) {
$messageInstance->isError(true);
}
$configStorageMessage = $messageInstance->getDisplay();
}
}
$this->checkRequirements();
$git = new Git($this->config->get('ShowGitRevision') ?? true);
$this->render('home/index', [
'db' => $db,
'table' => $table,
'message' => $displayMessage ?? '',
'partial_logout' => $partialLogout ?? '',
'is_git_revision' => $git->isGitRevision(),
'server' => $server,
'sync_favorite_tables' => $syncFavoriteTables,
'has_server' => $hasServer,
'is_demo' => $cfg['DBG']['demo'],
'has_server_selection' => $hasServerSelection ?? false,
'server_selection' => $serverSelection ?? '',
'has_change_password_link' => $cfg['Server']['auth_type'] !== 'config' && $cfg['ShowChgPassword'],
'charsets' => $charsetsList ?? [],
'available_languages' => $availableLanguages,
'database_server' => $databaseServer,
'web_server' => $webServer,
'show_php_info' => $cfg['ShowPhpInfo'],
'is_version_checked' => $cfg['VersionCheck'],
'phpmyadmin_version' => Version::VERSION,
'phpmyadmin_major_version' => Version::SERIES,
'config_storage_message' => $configStorageMessage ?? '',
'has_theme_manager' => $cfg['ThemeManager'],
'themes' => $this->themeManager->getThemesArray(),
]);
}
private function checkRequirements(): void
{
global $cfg, $server;
$this->checkPhpExtensionsRequirements();
if ($cfg['LoginCookieValidityDisableWarning'] == false) {
/**
* Check whether session.gc_maxlifetime limits session validity.
*/
$gc_time = (int) ini_get('session.gc_maxlifetime');
if ($gc_time < $cfg['LoginCookieValidity']) {
trigger_error(
__(
'Your PHP parameter [a@https://www.php.net/manual/en/session.' .
'configuration.php#ini.session.gc-maxlifetime@_blank]session.' .
'gc_maxlifetime[/a] is lower than cookie validity configured ' .
'in phpMyAdmin, because of this, your login might expire sooner ' .
'than configured in phpMyAdmin.'
),
E_USER_WARNING
);
}
}
/**
* Check whether LoginCookieValidity is limited by LoginCookieStore.
*/
if ($cfg['LoginCookieStore'] != 0 && $cfg['LoginCookieStore'] < $cfg['LoginCookieValidity']) {
trigger_error(
__(
'Login cookie store is lower than cookie validity configured in ' .
'phpMyAdmin, because of this, your login will expire sooner than ' .
'configured in phpMyAdmin.'
),
E_USER_WARNING
);
}
/**
* Warning if using the default MySQL controluser account
*/
if (
isset($cfg['Server']['controluser'], $cfg['Server']['controlpass'])
&& $server != 0
&& $cfg['Server']['controluser'] === 'pma'
&& $cfg['Server']['controlpass'] === 'pmapass'
) {
trigger_error(
__(
'Your server is running with default values for the ' .
'controluser and password (controlpass) and is open to ' .
'intrusion; you really should fix this security weakness' .
' by changing the password for controluser \'pma\'.'
),
E_USER_WARNING
);
}
/**
* Check if user does not have defined blowfish secret and it is being used.
*/
if (! empty($_SESSION['encryption_key'])) {
if (empty($cfg['blowfish_secret'])) {
trigger_error(
__(
'The configuration file now needs a secret passphrase (blowfish_secret).'
),
E_USER_WARNING
);
} elseif (mb_strlen($cfg['blowfish_secret'], '8bit') !== SODIUM_CRYPTO_SECRETBOX_KEYBYTES) {
trigger_error(
sprintf(
__(
'The secret passphrase in configuration (blowfish_secret) is not the correct length.'
. ' It should be %d bytes long.'
),
SODIUM_CRYPTO_SECRETBOX_KEYBYTES
),
E_USER_WARNING
);
}
}
/**
* Check for existence of config directory which should not exist in
* production environment.
*/
if (@file_exists(ROOT_PATH . 'config')) {
trigger_error(
__(
'Directory [code]config[/code], which is used by the setup script, ' .
'still exists in your phpMyAdmin directory. It is strongly ' .
'recommended to remove it once phpMyAdmin has been configured. ' .
'Otherwise the security of your server may be compromised by ' .
'unauthorized people downloading your configuration.'
),
E_USER_WARNING
);
}
/**
* Warning about Suhosin only if its simulation mode is not enabled
*/
if (
$cfg['SuhosinDisableWarning'] == false
&& ini_get('suhosin.request.max_value_length')
&& ini_get('suhosin.simulation') == '0'
) {
trigger_error(
sprintf(
__(
'Server running with Suhosin. Please refer to %sdocumentation%s for possible issues.'
),
'[doc@faq1-38]',
'[/doc]'
),
E_USER_WARNING
);
}
/* Missing template cache */
if ($this->config->getTempDir('twig') === null) {
trigger_error(
sprintf(
__(
'The $cfg[\'TempDir\'] (%s) is not accessible. ' .
'phpMyAdmin is not able to cache templates and will ' .
'be slow because of this.'
),
$this->config->get('TempDir')
),
E_USER_WARNING
);
}
$this->checkLanguageStats();
}
private function checkLanguageStats(): void
{
global $cfg, $lang;
/**
* Warning about incomplete translations.
*
* The data file is created while creating release by ./scripts/remove-incomplete-mo
*/
if (! @file_exists(ROOT_PATH . 'libraries/language_stats.inc.php')) {
return;
}
/** @psalm-suppress MissingFile */
include ROOT_PATH . 'libraries/language_stats.inc.php';
/*
* This message is intentionally not translated, because we're
* handling incomplete translations here and focus on english
* speaking users.
*/
if (
! isset($GLOBALS['language_stats'][$lang])
|| $GLOBALS['language_stats'][$lang] >= $cfg['TranslationWarningThreshold']
) {
return;
}
trigger_error(
'You are using an incomplete translation, please help to make it '
. 'better by [a@https://www.phpmyadmin.net/translate/'
. '@_blank]contributing[/a].',
E_USER_NOTICE
);
}
private function checkPhpExtensionsRequirements(): void
{
/**
* mbstring is used for handling multibytes inside parser, so it is good
* to tell user something might be broken without it, see bug #1063149.
*/
if (! extension_loaded('mbstring')) {
trigger_error(
__(
'The mbstring PHP extension was not found and you seem to be using'
. ' a multibyte charset. Without the mbstring extension phpMyAdmin'
. ' is unable to split strings correctly and it may result in'
. ' unexpected results.'
),
E_USER_WARNING
);
}
/**
* Missing functionality
*/
if (extension_loaded('curl') || ini_get('allow_url_fopen')) {
return;
}
trigger_error(
__(
'The curl extension was not found and allow_url_fopen is '
. 'disabled. Due to this some features such as error reporting '
. 'or version check are disabled.'
)
);
}
}