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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers\Database;
use PhpMyAdmin\Charsets;
use PhpMyAdmin\CheckUserPrivileges;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Html\Generator;
use PhpMyAdmin\Message;
use PhpMyAdmin\Operations;
use PhpMyAdmin\Plugins;
use PhpMyAdmin\Plugins\Export\ExportSql;
use PhpMyAdmin\Query\Utilities;
use PhpMyAdmin\Relation;
use PhpMyAdmin\RelationCleanup;
use PhpMyAdmin\Response;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
use function count;
use function mb_strtolower;
use function strlen;
/**
* Handles miscellaneous database operations.
*/
class OperationsController extends AbstractController
{
/** @var Operations */
private $operations;
/** @var CheckUserPrivileges */
private $checkUserPrivileges;
/** @var Relation */
private $relation;
/** @var RelationCleanup */
private $relationCleanup;
/** @var DatabaseInterface */
private $dbi;
/**
* @param Response $response
* @param string $db Database name
* @param DatabaseInterface $dbi
*/
public function __construct(
$response,
Template $template,
$db,
Operations $operations,
CheckUserPrivileges $checkUserPrivileges,
Relation $relation,
RelationCleanup $relationCleanup,
$dbi
) {
parent::__construct($response, $template, $db);
$this->operations = $operations;
$this->checkUserPrivileges = $checkUserPrivileges;
$this->relation = $relation;
$this->relationCleanup = $relationCleanup;
$this->dbi = $dbi;
}
public function index(): void
{
global $cfg, $db, $server, $sql_query, $move, $message, $tables_full, $err_url;
global $export_sql_plugin, $views, $sqlConstratints, $local_query, $reload, $url_params, $tables;
global $total_num_tables, $sub_part, $tooltip_truename;
global $db_collation, $tooltip_aliasname, $pos, $is_information_schema, $single_table, $num_tables;
$this->checkUserPrivileges->getPrivileges();
$this->addScriptFiles(['database/operations.js']);
$sql_query = '';
/**
* Rename/move or copy database
*/
if (strlen($db) > 0
&& (! empty($_POST['db_rename']) || ! empty($_POST['db_copy']))
) {
if (! empty($_POST['db_rename'])) {
$move = true;
} else {
$move = false;
}
if (! isset($_POST['newname']) || strlen($_POST['newname']) === 0) {
$message = Message::error(__('The database name is empty!'));
} else {
// lower_case_table_names=1 `DB` becomes `db`
if ($this->dbi->getLowerCaseNames() === '1') {
$_POST['newname'] = mb_strtolower(
$_POST['newname']
);
}
if ($_POST['newname'] === $_REQUEST['db']) {
$message = Message::error(
__('Cannot copy database to the same name. Change the name and try again.')
);
} else {
$_error = false;
if ($move || ! empty($_POST['create_database_before_copying'])) {
$this->operations->createDbBeforeCopy();
}
// here I don't use DELIMITER because it's not part of the
// language; I have to send each statement one by one
// to avoid selecting alternatively the current and new db
// we would need to modify the CREATE definitions to qualify
// the db name
$this->operations->runProcedureAndFunctionDefinitions($db);
// go back to current db, just in case
$this->dbi->selectDb($db);
$tables_full = $this->dbi->getTablesFull($db);
// remove all foreign key constraints, otherwise we can get errors
/** @var ExportSql $export_sql_plugin */
$export_sql_plugin = Plugins::getPlugin(
'export',
'sql',
'libraries/classes/Plugins/Export/',
[
'single_table' => isset($single_table),
'export_type' => 'database',
]
);
// create stand-in tables for views
$views = $this->operations->getViewsAndCreateSqlViewStandIn(
$tables_full,
$export_sql_plugin,
$db
);
// copy tables
$sqlConstratints = $this->operations->copyTables(
$tables_full,
$move,
$db
);
// handle the views
if (! $_error) {
$this->operations->handleTheViews($views, $move, $db);
}
unset($views);
// now that all tables exist, create all the accumulated constraints
if (! $_error && count($sqlConstratints) > 0) {
$this->operations->createAllAccumulatedConstraints($sqlConstratints);
}
unset($sqlConstratints);
if ($this->dbi->getVersion() >= 50100) {
// here DELIMITER is not used because it's not part of the
// language; each statement is sent one by one
$this->operations->runEventDefinitionsForDb($db);
}
// go back to current db, just in case
$this->dbi->selectDb($db);
// Duplicate the bookmarks for this db (done once for each db)
$this->operations->duplicateBookmarks($_error, $db);
if (! $_error && $move) {
if (isset($_POST['adjust_privileges'])
&& ! empty($_POST['adjust_privileges'])
) {
$this->operations->adjustPrivilegesMoveDb($db, $_POST['newname']);
}
/**
* cleanup pmadb stuff for this db
*/
$this->relationCleanup->database($db);
// if someday the RENAME DATABASE reappears, do not DROP
$local_query = 'DROP DATABASE '
. Util::backquote($db) . ';';
$sql_query .= "\n" . $local_query;
$this->dbi->query($local_query);
$message = Message::success(
__('Database %1$s has been renamed to %2$s.')
);
$message->addParam($db);
$message->addParam($_POST['newname']);
} elseif (! $_error) {
if (isset($_POST['adjust_privileges'])
&& ! empty($_POST['adjust_privileges'])
) {
$this->operations->adjustPrivilegesCopyDb($db, $_POST['newname']);
}
$message = Message::success(
__('Database %1$s has been copied to %2$s.')
);
$message->addParam($db);
$message->addParam($_POST['newname']);
} else {
$message = Message::error();
}
$reload = true;
/* Change database to be used */
if (! $_error && $move) {
$db = $_POST['newname'];
} elseif (! $_error) {
if (isset($_POST['switch_to_new'])
&& $_POST['switch_to_new'] === 'true'
) {
$_SESSION['pma_switch_to_new'] = true;
$db = $_POST['newname'];
} else {
$_SESSION['pma_switch_to_new'] = false;
}
}
}
}
/**
* Database has been successfully renamed/moved. If in an Ajax request,
* generate the output with {@link Response} and exit
*/
if ($this->response->isAjax()) {
$this->response->setRequestStatus($message->isSuccess());
$this->response->addJSON('message', $message);
$this->response->addJSON('newname', $_POST['newname']);
$this->response->addJSON(
'sql_query',
Generator::getMessage('', $sql_query)
);
$this->response->addJSON('db', $db);
return;
}
}
/**
* Settings for relations stuff
*/
$cfgRelation = $this->relation->getRelationsParam();
/**
* Check if comments were updated
* (must be done before displaying the menu tabs)
*/
if (isset($_POST['comment'])) {
$this->relation->setDbComment($db, $_POST['comment']);
}
Util::checkParameters(['db']);
$err_url = Util::getScriptNameForOption($cfg['DefaultTabDatabase'], 'database');
$err_url .= Url::getCommon(['db' => $db], '&');
if (! $this->hasDatabase()) {
return;
}
$url_params['goto'] = Url::getFromRoute('/database/operations');
// Gets the database structure
$sub_part = '_structure';
[
$tables,
$num_tables,
$total_num_tables,
$sub_part,,
$isSystemSchema,
$tooltip_truename,
$tooltip_aliasname,
$pos,
] = Util::getDbInfo($db, $sub_part ?? '');
$oldMessage = '';
if (isset($message)) {
$oldMessage = Generator::getMessage($message, $sql_query);
unset($message);
}
$db_collation = $this->dbi->getDbCollation($db);
$is_information_schema = Utilities::isSystemSchema($db);
if ($is_information_schema) {
return;
}
$databaseComment = '';
if ($cfgRelation['commwork']) {
$databaseComment = $this->relation->getDbComment($db);
}
$hasAdjustPrivileges = $GLOBALS['db_priv'] && $GLOBALS['table_priv']
&& $GLOBALS['col_priv'] && $GLOBALS['proc_priv'] && $GLOBALS['is_reload_priv'];
$isDropDatabaseAllowed = ($this->dbi->isSuperUser() || $cfg['AllowUserDropDatabase'])
&& ! $isSystemSchema && $db !== 'mysql';
$switchToNew = isset($_SESSION['pma_switch_to_new']) && $_SESSION['pma_switch_to_new'];
$charsets = Charsets::getCharsets($this->dbi, $GLOBALS['cfg']['Server']['DisableIS']);
$collations = Charsets::getCollations($this->dbi, $GLOBALS['cfg']['Server']['DisableIS']);
if (! $cfgRelation['allworks']
&& $cfg['PmaNoRelation_DisableWarning'] == false
) {
$message = Message::notice(
__(
'The phpMyAdmin configuration storage has been deactivated. ' .
'%sFind out why%s.'
)
);
$message->addParamHtml(
'<a href="' . Url::getFromRoute('/check-relations')
. '" data-post="' . Url::getCommon(['db' => $db]) . '">'
);
$message->addParamHtml('</a>');
/* Show error if user has configured something, notice elsewhere */
if (! empty($cfg['Servers'][$server]['pmadb'])) {
$message->isError(true);
}
}
$this->render('database/operations/index', [
'message' => $oldMessage,
'db' => $db,
'has_comment' => $cfgRelation['commwork'],
'db_comment' => $databaseComment,
'db_collation' => $db_collation,
'has_adjust_privileges' => $hasAdjustPrivileges,
'is_drop_database_allowed' => $isDropDatabaseAllowed,
'switch_to_new' => $switchToNew,
'charsets' => $charsets,
'collations' => $collations,
]);
}
public function collation(): void
{
global $db, $cfg, $err_url;
if (! $this->response->isAjax()) {
return;
}
if (empty($_POST['db_collation'])) {
$this->response->setRequestStatus(false);
$this->response->addJSON('message', Message::error(__('No collation provided.')));
return;
}
Util::checkParameters(['db']);
$err_url = Util::getScriptNameForOption($cfg['DefaultTabDatabase'], 'database');
$err_url .= Url::getCommon(['db' => $db], '&');
if (! $this->hasDatabase()) {
return;
}
$sql_query = 'ALTER DATABASE ' . Util::backquote($db)
. ' DEFAULT' . Util::getCharsetQueryPart($_POST['db_collation'] ?? '');
$this->dbi->query($sql_query);
$message = Message::success();
/**
* Changes tables charset if requested by the user
*/
if (isset($_POST['change_all_tables_collations']) &&
$_POST['change_all_tables_collations'] === 'on'
) {
[$tables] = Util::getDbInfo($db, null);
foreach ($tables as $tableName => $data) {
if ($this->dbi->getTable($db, $tableName)->isView()) {
// Skip views, we can not change the collation of a view.
// issue #15283
continue;
}
$sql_query = 'ALTER TABLE '
. Util::backquote($db)
. '.'
. Util::backquote($tableName)
. ' DEFAULT '
. Util::getCharsetQueryPart($_POST['db_collation'] ?? '');
$this->dbi->query($sql_query);
/**
* Changes columns charset if requested by the user
*/
if (! isset($_POST['change_all_tables_columns_collations']) ||
$_POST['change_all_tables_columns_collations'] !== 'on'
) {
continue;
}
$this->operations->changeAllColumnsCollation($db, $tableName, $_POST['db_collation']);
}
}
$this->response->setRequestStatus($message->isSuccess());
$this->response->addJSON('message', $message);
}
}
| .. | |||||
| AbstractController.php | |||||
| CentralColumnsController.php | |||||
| DataDictionaryController.php | |||||
| DesignerController.php | |||||
| EventsController.php | |||||
| ExportController.php | |||||
| ImportController.php | |||||
| MultiTableQueryController.php | |||||
| OperationsController.php | |||||
| PrivilegesController.php | |||||
| QueryByExampleController.php | |||||
| RoutinesController.php | |||||
| SearchController.php | |||||
| SqlAutoCompleteController.php | |||||
| SqlController.php | |||||
| SqlFormatController.php | |||||
| StructureController.php | |||||
| TrackingController.php | |||||
| TriggersController.php |