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339 lines
11 KiB
339 lines
11 KiB
2 years ago
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<?php
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declare(strict_types=1);
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namespace PhpMyAdmin\Controllers\Server;
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use PhpMyAdmin\Charsets;
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use PhpMyAdmin\CheckUserPrivileges;
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use PhpMyAdmin\ConfigStorage\RelationCleanup;
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use PhpMyAdmin\Controllers\AbstractController;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Query\Utilities;
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use PhpMyAdmin\ReplicationInfo;
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use PhpMyAdmin\ResponseRenderer;
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use PhpMyAdmin\Template;
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use PhpMyAdmin\Transformations;
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use PhpMyAdmin\Url;
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use PhpMyAdmin\Util;
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use function __;
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use function array_keys;
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use function array_search;
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use function count;
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use function in_array;
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use function mb_strtolower;
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use function str_contains;
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use function strlen;
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/**
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* Handles viewing and creating and deleting databases
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*/
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class DatabasesController extends AbstractController
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{
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/** @var array array of database details */
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private $databases = [];
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/** @var int number of databases */
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private $databaseCount = 0;
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/** @var string sort by column */
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private $sortBy;
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/** @var string sort order of databases */
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private $sortOrder;
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/** @var bool whether to show database statistics */
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private $hasStatistics;
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/** @var int position in list navigation */
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private $position;
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/** @var Transformations */
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private $transformations;
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/** @var RelationCleanup */
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private $relationCleanup;
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/** @var DatabaseInterface */
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private $dbi;
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public function __construct(
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ResponseRenderer $response,
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Template $template,
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Transformations $transformations,
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RelationCleanup $relationCleanup,
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DatabaseInterface $dbi
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) {
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parent::__construct($response, $template);
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$this->transformations = $transformations;
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$this->relationCleanup = $relationCleanup;
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$this->dbi = $dbi;
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$checkUserPrivileges = new CheckUserPrivileges($dbi);
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$checkUserPrivileges->getPrivileges();
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}
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public function __invoke(): void
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{
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global $cfg, $server, $dblist, $is_create_db_priv;
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global $db_to_create, $text_dir, $errorUrl;
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$params = [
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'statistics' => $_REQUEST['statistics'] ?? null,
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'pos' => $_REQUEST['pos'] ?? null,
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'sort_by' => $_REQUEST['sort_by'] ?? null,
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'sort_order' => $_REQUEST['sort_order'] ?? null,
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];
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$this->addScriptFiles(['server/databases.js']);
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$errorUrl = Url::getFromRoute('/');
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if ($this->dbi->isSuperUser()) {
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$this->dbi->selectDb('mysql');
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}
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$replicationInfo = new ReplicationInfo($this->dbi);
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$replicationInfo->load($_POST['primary_connection'] ?? null);
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$primaryInfo = $replicationInfo->getPrimaryInfo();
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$replicaInfo = $replicationInfo->getReplicaInfo();
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$this->setSortDetails($params['sort_by'], $params['sort_order']);
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$this->hasStatistics = ! empty($params['statistics']);
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$this->position = ! empty($params['pos']) ? (int) $params['pos'] : 0;
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/**
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* Gets the databases list
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*/
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if ($server > 0) {
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$this->databases = $this->dbi->getDatabasesFull(
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null,
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$this->hasStatistics,
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DatabaseInterface::CONNECT_USER,
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$this->sortBy,
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$this->sortOrder,
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$this->position,
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true
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);
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$this->databaseCount = count($dblist->databases);
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}
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$urlParams = [
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'statistics' => $this->hasStatistics,
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'pos' => $this->position,
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'sort_by' => $this->sortBy,
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'sort_order' => $this->sortOrder,
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];
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$databases = $this->getDatabases($primaryInfo, $replicaInfo);
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$charsetsList = [];
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if ($cfg['ShowCreateDb'] && $is_create_db_priv) {
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$charsets = Charsets::getCharsets($this->dbi, $cfg['Server']['DisableIS']);
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$collations = Charsets::getCollations($this->dbi, $cfg['Server']['DisableIS']);
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$serverCollation = $this->dbi->getServerCollation();
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foreach ($charsets as $charset) {
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$collationsList = [];
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foreach ($collations[$charset->getName()] as $collation) {
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$collationsList[] = [
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'name' => $collation->getName(),
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'description' => $collation->getDescription(),
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'is_selected' => $serverCollation === $collation->getName(),
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];
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}
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$charsetsList[] = [
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'name' => $charset->getName(),
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'description' => $charset->getDescription(),
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'collations' => $collationsList,
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];
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}
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}
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$headerStatistics = $this->getStatisticsColumns();
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$this->render('server/databases/index', [
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'is_create_database_shown' => $cfg['ShowCreateDb'],
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'has_create_database_privileges' => $is_create_db_priv,
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'has_statistics' => $this->hasStatistics,
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'database_to_create' => $db_to_create,
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'databases' => $databases['databases'],
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'total_statistics' => $databases['total_statistics'],
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'header_statistics' => $headerStatistics,
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'charsets' => $charsetsList,
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'database_count' => $this->databaseCount,
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'pos' => $this->position,
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'url_params' => $urlParams,
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'max_db_list' => $cfg['MaxDbList'],
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'has_primary_replication' => $primaryInfo['status'],
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'has_replica_replication' => $replicaInfo['status'],
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'is_drop_allowed' => $this->dbi->isSuperUser() || $cfg['AllowUserDropDatabase'],
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'text_dir' => $text_dir,
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]);
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}
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/**
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* Extracts parameters sort order and sort by
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*
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* @param string|null $sortBy sort by
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* @param string|null $sortOrder sort order
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*/
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private function setSortDetails(?string $sortBy, ?string $sortOrder): void
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{
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if (empty($sortBy)) {
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$this->sortBy = 'SCHEMA_NAME';
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} else {
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$sortByAllowList = [
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'SCHEMA_NAME',
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'DEFAULT_COLLATION_NAME',
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'SCHEMA_TABLES',
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'SCHEMA_TABLE_ROWS',
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'SCHEMA_DATA_LENGTH',
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'SCHEMA_INDEX_LENGTH',
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'SCHEMA_LENGTH',
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'SCHEMA_DATA_FREE',
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];
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$this->sortBy = 'SCHEMA_NAME';
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if (in_array($sortBy, $sortByAllowList)) {
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$this->sortBy = $sortBy;
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}
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}
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$this->sortOrder = 'asc';
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if (! isset($sortOrder) || mb_strtolower($sortOrder) !== 'desc') {
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return;
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}
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$this->sortOrder = 'desc';
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}
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/**
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* @param array $primaryInfo
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* @param array $replicaInfo
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*
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* @return array
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*/
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private function getDatabases($primaryInfo, $replicaInfo): array
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{
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global $cfg;
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$databases = [];
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$totalStatistics = $this->getStatisticsColumns();
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foreach ($this->databases as $database) {
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$replication = [
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'primary' => ['status' => $primaryInfo['status']],
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'replica' => ['status' => $replicaInfo['status']],
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];
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if ($primaryInfo['status']) {
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$key = array_search($database['SCHEMA_NAME'], $primaryInfo['Ignore_DB']);
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$replication['primary']['is_replicated'] = false;
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if (strlen((string) $key) === 0) {
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$key = array_search($database['SCHEMA_NAME'], $primaryInfo['Do_DB']);
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if (strlen((string) $key) > 0 || count($primaryInfo['Do_DB']) === 0) {
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$replication['primary']['is_replicated'] = true;
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}
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}
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}
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if ($replicaInfo['status']) {
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$key = array_search($database['SCHEMA_NAME'], $replicaInfo['Ignore_DB']);
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$replication['replica']['is_replicated'] = false;
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if (strlen((string) $key) === 0) {
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$key = array_search($database['SCHEMA_NAME'], $replicaInfo['Do_DB']);
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if (strlen((string) $key) > 0 || count($replicaInfo['Do_DB']) === 0) {
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$replication['replica']['is_replicated'] = true;
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}
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}
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}
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$statistics = $this->getStatisticsColumns();
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if ($this->hasStatistics) {
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foreach (array_keys($statistics) as $key) {
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$statistics[$key]['raw'] = $database[$key] ?? null;
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$totalStatistics[$key]['raw'] += (int) $database[$key] ?? 0;
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}
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}
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$url = Util::getScriptNameForOption($cfg['DefaultTabDatabase'], 'database');
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$url .= Url::getCommonRaw(
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['db' => $database['SCHEMA_NAME']],
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! str_contains($url, '?') ? '?' : '&'
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);
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$databases[$database['SCHEMA_NAME']] = [
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'name' => $database['SCHEMA_NAME'],
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'collation' => [],
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'statistics' => $statistics,
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'replication' => $replication,
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'is_system_schema' => Utilities::isSystemSchema($database['SCHEMA_NAME'], true),
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'is_pmadb' => $database['SCHEMA_NAME'] === ($cfg['Server']['pmadb'] ?? ''),
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'url' => $url,
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];
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$collation = Charsets::findCollationByName(
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$this->dbi,
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$cfg['Server']['DisableIS'],
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$database['DEFAULT_COLLATION_NAME']
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);
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if ($collation === null) {
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continue;
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}
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$databases[$database['SCHEMA_NAME']]['collation'] = [
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'name' => $collation->getName(),
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'description' => $collation->getDescription(),
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];
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}
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return [
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'databases' => $databases,
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'total_statistics' => $totalStatistics,
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];
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}
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/**
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* Prepares the statistics columns
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*
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* @return array
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*/
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private function getStatisticsColumns(): array
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{
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return [
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'SCHEMA_TABLES' => [
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'title' => __('Tables'),
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'format' => 'number',
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'raw' => 0,
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],
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'SCHEMA_TABLE_ROWS' => [
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'title' => __('Rows'),
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'format' => 'number',
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'raw' => 0,
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],
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'SCHEMA_DATA_LENGTH' => [
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'title' => __('Data'),
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'format' => 'byte',
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'raw' => 0,
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],
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'SCHEMA_INDEX_LENGTH' => [
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'title' => __('Indexes'),
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'format' => 'byte',
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'raw' => 0,
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],
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'SCHEMA_LENGTH' => [
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'title' => __('Total'),
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'format' => 'byte',
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'raw' => 0,
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],
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'SCHEMA_DATA_FREE' => [
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'title' => __('Overhead'),
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'format' => 'byte',
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'raw' => 0,
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],
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];
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}
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}
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