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308
phpMyAdmin/db_operations.php
Executable file
308
phpMyAdmin/db_operations.php
Executable file
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* handles miscellaneous db operations:
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* - move/rename
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* - copy
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* - changing collation
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* - changing comment
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* - adding tables
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* - viewing PDF schemas
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*
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* @package PhpMyAdmin
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*/
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Display\CreateTable;
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use PhpMyAdmin\Message;
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use PhpMyAdmin\Operations;
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use PhpMyAdmin\Plugins;
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use PhpMyAdmin\Plugins\Export\ExportSql;
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use PhpMyAdmin\Relation;
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use PhpMyAdmin\RelationCleanup;
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use PhpMyAdmin\Response;
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use PhpMyAdmin\Util;
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/**
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* requirements
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*/
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require_once 'libraries/common.inc.php';
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/**
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* functions implementation for this script
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*/
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require_once 'libraries/check_user_privileges.inc.php';
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// add a javascript file for jQuery functions to handle Ajax actions
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$response = Response::getInstance();
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$header = $response->getHeader();
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$scripts = $header->getScripts();
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$scripts->addFile('db_operations.js');
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$sql_query = '';
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$operations = new Operations();
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/**
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* Rename/move or copy database
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*/
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if (strlen($GLOBALS['db']) > 0
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&& (! empty($_POST['db_rename']) || ! empty($_POST['db_copy']))
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) {
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if (! empty($_POST['db_rename'])) {
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$move = true;
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} else {
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$move = false;
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}
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if (! isset($_POST['newname']) || strlen($_POST['newname']) === 0) {
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$message = Message::error(__('The database name is empty!'));
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} else {
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// lower_case_table_names=1 `DB` becomes `db`
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if ($GLOBALS['dbi']->getLowerCaseNames() === '1') {
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$_POST['newname'] = mb_strtolower(
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$_POST['newname']
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);
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}
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if ($_POST['newname'] === $_REQUEST['db']) {
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$message = Message::error(
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__('Cannot copy database to the same name. Change the name and try again.')
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);
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} else {
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$_error = false;
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if ($move || ! empty($_POST['create_database_before_copying'])) {
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$operations->createDbBeforeCopy();
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}
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// here I don't use DELIMITER because it's not part of the
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// language; I have to send each statement one by one
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// to avoid selecting alternatively the current and new db
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// we would need to modify the CREATE definitions to qualify
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// the db name
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$operations->runProcedureAndFunctionDefinitions($GLOBALS['db']);
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// go back to current db, just in case
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$GLOBALS['dbi']->selectDb($GLOBALS['db']);
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$tables_full = $GLOBALS['dbi']->getTablesFull($GLOBALS['db']);
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// remove all foreign key constraints, otherwise we can get errors
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/* @var $export_sql_plugin ExportSql */
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$export_sql_plugin = Plugins::getPlugin(
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"export",
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"sql",
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'libraries/classes/Plugins/Export/',
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array(
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'single_table' => isset($single_table),
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'export_type' => 'database'
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)
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);
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// create stand-in tables for views
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$views = $operations->getViewsAndCreateSqlViewStandIn(
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$tables_full, $export_sql_plugin, $GLOBALS['db']
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);
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// copy tables
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$sqlConstratints = $operations->copyTables(
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$tables_full, $move, $GLOBALS['db']
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);
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// handle the views
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if (! $_error) {
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$operations->handleTheViews($views, $move, $GLOBALS['db']);
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}
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unset($views);
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// now that all tables exist, create all the accumulated constraints
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if (! $_error && count($sqlConstratints) > 0) {
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$operations->createAllAccumulatedConstraints($sqlConstratints);
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}
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unset($sqlConstratints);
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if ($GLOBALS['dbi']->getVersion() >= 50100) {
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// here DELIMITER is not used because it's not part of the
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// language; each statement is sent one by one
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$operations->runEventDefinitionsForDb($GLOBALS['db']);
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}
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// go back to current db, just in case
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$GLOBALS['dbi']->selectDb($GLOBALS['db']);
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// Duplicate the bookmarks for this db (done once for each db)
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$operations->duplicateBookmarks($_error, $GLOBALS['db']);
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if (! $_error && $move) {
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if (isset($_POST['adjust_privileges'])
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&& ! empty($_POST['adjust_privileges'])
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) {
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$operations->adjustPrivilegesMoveDb($GLOBALS['db'], $_POST['newname']);
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}
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/**
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* cleanup pmadb stuff for this db
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*/
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RelationCleanup::database($GLOBALS['db']);
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// if someday the RENAME DATABASE reappears, do not DROP
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$local_query = 'DROP DATABASE '
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. Util::backquote($GLOBALS['db']) . ';';
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$sql_query .= "\n" . $local_query;
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$GLOBALS['dbi']->query($local_query);
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$message = Message::success(
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__('Database %1$s has been renamed to %2$s.')
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);
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$message->addParam($GLOBALS['db']);
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$message->addParam($_POST['newname']);
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} elseif (! $_error) {
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if (isset($_POST['adjust_privileges'])
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&& ! empty($_POST['adjust_privileges'])
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) {
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$operations->adjustPrivilegesCopyDb($GLOBALS['db'], $_POST['newname']);
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}
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$message = Message::success(
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__('Database %1$s has been copied to %2$s.')
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);
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$message->addParam($GLOBALS['db']);
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$message->addParam($_POST['newname']);
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} else {
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$message = Message::error();
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}
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$reload = true;
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/* Change database to be used */
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if (! $_error && $move) {
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$GLOBALS['db'] = $_POST['newname'];
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} elseif (! $_error) {
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if (isset($_POST['switch_to_new'])
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&& $_POST['switch_to_new'] == 'true'
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) {
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$_SESSION['pma_switch_to_new'] = true;
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$GLOBALS['db'] = $_POST['newname'];
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} else {
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$_SESSION['pma_switch_to_new'] = false;
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}
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}
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}
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}
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/**
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* Database has been successfully renamed/moved. If in an Ajax request,
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* generate the output with {@link PhpMyAdmin\Response} and exit
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*/
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if ($response->isAjax()) {
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$response->setRequestStatus($message->isSuccess());
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$response->addJSON('message', $message);
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$response->addJSON('newname', $_POST['newname']);
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$response->addJSON(
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'sql_query',
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Util::getMessage(null, $sql_query)
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);
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$response->addJSON('db', $GLOBALS['db']);
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exit;
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}
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}
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/**
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* Settings for relations stuff
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*/
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$relation = new Relation();
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$cfgRelation = $relation->getRelationsParam();
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/**
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* Check if comments were updated
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* (must be done before displaying the menu tabs)
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*/
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if (isset($_POST['comment'])) {
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$relation->setDbComment($GLOBALS['db'], $_POST['comment']);
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}
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require 'libraries/db_common.inc.php';
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$url_query .= '&goto=db_operations.php';
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// Gets the database structure
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$sub_part = '_structure';
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list(
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$tables,
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$num_tables,
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$total_num_tables,
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$sub_part,
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$is_show_stats,
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$db_is_system_schema,
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$tooltip_truename,
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$tooltip_aliasname,
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$pos
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) = Util::getDbInfo($db, isset($sub_part) ? $sub_part : '');
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echo "\n";
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if (isset($message)) {
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echo Util::getMessage($message, $sql_query);
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unset($message);
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}
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$db_collation = $GLOBALS['dbi']->getDbCollation($GLOBALS['db']);
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$is_information_schema = $GLOBALS['dbi']->isSystemSchema($GLOBALS['db']);
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if (!$is_information_schema) {
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if ($cfgRelation['commwork']) {
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/**
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* database comment
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*/
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$response->addHTML($operations->getHtmlForDatabaseComment($GLOBALS['db']));
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}
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$response->addHTML('<div>');
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$response->addHTML(CreateTable::getHtml($db));
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$response->addHTML('</div>');
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/**
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* rename database
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*/
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if ($GLOBALS['db'] != 'mysql') {
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$response->addHTML($operations->getHtmlForRenameDatabase($GLOBALS['db'], $db_collation));
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}
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// Drop link if allowed
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// Don't even try to drop information_schema.
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// You won't be able to. Believe me. You won't.
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// Don't allow to easily drop mysql database, RFE #1327514.
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if (($GLOBALS['dbi']->isSuperuser() || $GLOBALS['cfg']['AllowUserDropDatabase'])
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&& ! $db_is_system_schema
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&& $GLOBALS['db'] != 'mysql'
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) {
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$response->addHTML($operations->getHtmlForDropDatabaseLink($GLOBALS['db']));
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}
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/**
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* Copy database
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*/
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$response->addHTML($operations->getHtmlForCopyDatabase($GLOBALS['db'], $db_collation));
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/**
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* Change database charset
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*/
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$response->addHTML($operations->getHtmlForChangeDatabaseCharset($GLOBALS['db'], $db_collation));
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if (! $cfgRelation['allworks']
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&& $cfg['PmaNoRelation_DisableWarning'] == false
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) {
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$message = Message::notice(
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__(
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'The phpMyAdmin configuration storage has been deactivated. ' .
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'%sFind out why%s.'
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)
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);
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$message->addParamHtml('<a href="./chk_rel.php" data-post="' . $url_query . '">');
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$message->addParamHtml('</a>');
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/* Show error if user has configured something, notice elsewhere */
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if (!empty($cfg['Servers'][$server]['pmadb'])) {
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$message->isError(true);
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}
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} // end if
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} // end if (!$is_information_schema)
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