Viewing file:  db_operations.php (9.63 KB) -rw-r--r--
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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* handles miscellaneous db operations:
* - move/rename
* - copy
* - changing collation
* - changing comment
* - adding tables
* - viewing PDF schemas
*
* @package PhpMyAdmin
*/
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Display\CreateTable;
use PhpMyAdmin\Message;
use PhpMyAdmin\Operations;
use PhpMyAdmin\Plugins;
use PhpMyAdmin\Plugins\Export\ExportSql;
use PhpMyAdmin\Relation;
use PhpMyAdmin\RelationCleanup;
use PhpMyAdmin\Response;
use PhpMyAdmin\Util;
/**
* requirements
*/
require_once 'libraries/common.inc.php';
/**
* functions implementation for this script
*/
require_once 'libraries/check_user_privileges.inc.php';
// add a javascript file for jQuery functions to handle Ajax actions
$response = Response::getInstance();
$header = $response->getHeader();
$scripts = $header->getScripts();
$scripts->addFile('db_operations.js');
$sql_query = '';
$operations = new Operations();
/**
* Rename/move or copy database
*/
if (strlen($GLOBALS['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) {
$message = Message::error(__('The database name is empty!'));
} else {
// lower_case_table_names=1 `DB` becomes `db`
if ($GLOBALS['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'])) {
$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
$operations->runProcedureAndFunctionDefinitions($GLOBALS['db']);
// go back to current db, just in case
$GLOBALS['dbi']->selectDb($GLOBALS['db']);
$tables_full = $GLOBALS['dbi']->getTablesFull($GLOBALS['db']);
// remove all foreign key constraints, otherwise we can get errors
/* @var $export_sql_plugin ExportSql */
$export_sql_plugin = Plugins::getPlugin(
"export",
"sql",
'libraries/classes/Plugins/Export/',
array(
'single_table' => isset($single_table),
'export_type' => 'database'
)
);
// create stand-in tables for views
$views = $operations->getViewsAndCreateSqlViewStandIn(
$tables_full, $export_sql_plugin, $GLOBALS['db']
);
// copy tables
$sqlConstratints = $operations->copyTables(
$tables_full, $move, $GLOBALS['db']
);
// handle the views
if (! $_error) {
$operations->handleTheViews($views, $move, $GLOBALS['db']);
}
unset($views);
// now that all tables exist, create all the accumulated constraints
if (! $_error && count($sqlConstratints) > 0) {
$operations->createAllAccumulatedConstraints($sqlConstratints);
}
unset($sqlConstratints);
if ($GLOBALS['dbi']->getVersion() >= 50100) {
// here DELIMITER is not used because it's not part of the
// language; each statement is sent one by one
$operations->runEventDefinitionsForDb($GLOBALS['db']);
}
// go back to current db, just in case
$GLOBALS['dbi']->selectDb($GLOBALS['db']);
// Duplicate the bookmarks for this db (done once for each db)
$operations->duplicateBookmarks($_error, $GLOBALS['db']);
if (! $_error && $move) {
if (isset($_POST['adjust_privileges'])
&& ! empty($_POST['adjust_privileges'])
) {
$operations->adjustPrivilegesMoveDb($GLOBALS['db'], $_POST['newname']);
}
/**
* cleanup pmadb stuff for this db
*/
RelationCleanup::database($GLOBALS['db']);
// if someday the RENAME DATABASE reappears, do not DROP
$local_query = 'DROP DATABASE '
. Util::backquote($GLOBALS['db']) . ';';
$sql_query .= "\n" . $local_query;
$GLOBALS['dbi']->query($local_query);
$message = Message::success(
__('Database %1$s has been renamed to %2$s.')
);
$message->addParam($GLOBALS['db']);
$message->addParam($_POST['newname']);
} elseif (! $_error) {
if (isset($_POST['adjust_privileges'])
&& ! empty($_POST['adjust_privileges'])
) {
$operations->adjustPrivilegesCopyDb($GLOBALS['db'], $_POST['newname']);
}
$message = Message::success(
__('Database %1$s has been copied to %2$s.')
);
$message->addParam($GLOBALS['db']);
$message->addParam($_POST['newname']);
} else {
$message = Message::error();
}
$reload = true;
/* Change database to be used */
if (! $_error && $move) {
$GLOBALS['db'] = $_POST['newname'];
} elseif (! $_error) {
if (isset($_POST['switch_to_new'])
&& $_POST['switch_to_new'] == 'true'
) {
$_SESSION['pma_switch_to_new'] = true;
$GLOBALS['db'] = $_POST['newname'];
} else {
$_SESSION['pma_switch_to_new'] = false;
}
}
}
}
/**
* Database has been successfully renamed/moved. If in an Ajax request,
* generate the output with {@link PhpMyAdmin\Response} and exit
*/
if ($response->isAjax()) {
$response->setRequestStatus($message->isSuccess());
$response->addJSON('message', $message);
$response->addJSON('newname', $_POST['newname']);
$response->addJSON(
'sql_query',
Util::getMessage(null, $sql_query)
);
$response->addJSON('db', $GLOBALS['db']);
exit;
}
}
/**
* Settings for relations stuff
*/
$relation = new Relation();
$cfgRelation = $relation->getRelationsParam();
/**
* Check if comments were updated
* (must be done before displaying the menu tabs)
*/
if (isset($_POST['comment'])) {
$relation->setDbComment($GLOBALS['db'], $_POST['comment']);
}
require 'libraries/db_common.inc.php';
$url_query .= '&goto=db_operations.php';
// Gets the database structure
$sub_part = '_structure';
list(
$tables,
$num_tables,
$total_num_tables,
$sub_part,
$is_show_stats,
$db_is_system_schema,
$tooltip_truename,
$tooltip_aliasname,
$pos
) = Util::getDbInfo($db, isset($sub_part) ? $sub_part : '');
echo "\n";
if (isset($message)) {
echo Util::getMessage($message, $sql_query);
unset($message);
}
$db_collation = $GLOBALS['dbi']->getDbCollation($GLOBALS['db']);
$is_information_schema = $GLOBALS['dbi']->isSystemSchema($GLOBALS['db']);
if (!$is_information_schema) {
if ($cfgRelation['commwork']) {
/**
* database comment
*/
$response->addHTML($operations->getHtmlForDatabaseComment($GLOBALS['db']));
}
$response->addHTML('<div>');
$response->addHTML(CreateTable::getHtml($db));
$response->addHTML('</div>');
/**
* rename database
*/
if ($GLOBALS['db'] != 'mysql') {
$response->addHTML($operations->getHtmlForRenameDatabase($GLOBALS['db'], $db_collation));
}
// Drop link if allowed
// Don't even try to drop information_schema.
// You won't be able to. Believe me. You won't.
// Don't allow to easily drop mysql database, RFE #1327514.
if (($GLOBALS['dbi']->isSuperuser() || $GLOBALS['cfg']['AllowUserDropDatabase'])
&& ! $db_is_system_schema
&& $GLOBALS['db'] != 'mysql'
) {
$response->addHTML($operations->getHtmlForDropDatabaseLink($GLOBALS['db']));
}
/**
* Copy database
*/
$response->addHTML($operations->getHtmlForCopyDatabase($GLOBALS['db'], $db_collation));
/**
* Change database charset
*/
$response->addHTML($operations->getHtmlForChangeDatabaseCharset($GLOBALS['db'], $db_collation));
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="./chk_rel.php" data-post="' . $url_query . '">');
$message->addParamHtml('</a>');
/* Show error if user has configured something, notice elsewhere */
if (!empty($cfg['Servers'][$server]['pmadb'])) {
$message->isError(true);
}
} // end if
} // end if (!$is_information_schema)
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